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ce.resolve(Ce.getPath(t.parent),t.node_ops.readlink(t))},stat(e,t){var r=Ce.lookupPath(e,{follow:!t}).node;if(!r)throw new Ce.ErrnoError(44);if(!r.node_ops.getattr)throw new Ce.ErrnoError(63);return r.node_ops.getattr(r)},lstat:e=>Ce.stat(e,!0),chmod(e,t,r){var i;"string"==typeof e?i=Ce.lookupPath(e,{follow:!r}).node:i=e;if(!i.node_ops.setattr)throw new Ce.ErrnoError(63);i.node_ops.setattr(i,{mode:4095&t|-4096&i.mode,timestamp:Date.now()})},lchmod(e,t){Ce.chmod(e,t,!0)},fchmod(e,t){var r=Ce.getStreamChecked(e);Ce.chmod(r.node,t)},chown(e,t,r,i){var n;"string"==typeof e?n=Ce.lookupPath(e,{follow:!i}).node:n=e;if(!n.node_ops.setattr)throw new Ce.ErrnoError(63);n.node_ops.setattr(n,{timestamp:Date.now()})},lchown(e,t,r){Ce.chown(e,t,r,!0)},fchown(e,t,r){var i=Ce.getStreamChecked(e);Ce.chown(i.node,t,r)},truncate(e,t){if(t<0)throw new Ce.ErrnoError(28);var r;"string"==typeof e?r=Ce.lookupPath(e,{follow:!0}).node:r=e;if(!r.node_ops.setattr)throw new Ce.ErrnoError(63);if(Ce.isDir(r.mode))throw new Ce.ErrnoError(31);if(!Ce.isFile(r.mode))throw new Ce.ErrnoError(28);var i=Ce.nodePermissions(r,"w");if(i)throw new Ce.ErrnoError(i);r.node_ops.setattr(r,{size:t,timestamp:Date.now()})},ftruncate(e,t){var r=Ce.getStreamChecked(e);if(0==(2097155&r.flags))throw new Ce.ErrnoError(28);Ce.truncate(r.node,t)},utime(e,t,r){var i=Ce.lookupPath(e,{follow:!0}).node;i.node_ops.setattr(i,{timestamp:Math.max(t,r)})},open(e,t,r){if(""===e)throw new Ce.ErrnoError(44);var i;if(r=void 0===r?438:r,r=64&(t="string"==typeof t?Te(t):t)?4095&r|32768:0,"object"==typeof e)i=e;else{e=de.normalize(e);try{i=Ce.lookupPath(e,{follow:!(131072&t)}).node}catch(e){}}var s=!1;if(64&t)if(i){if(128&t)throw new Ce.ErrnoError(20)}else i=Ce.mknod(e,r,0),s=!0;if(!i)throw new Ce.ErrnoError(44);if(Ce.isChrdev(i.mode)&&(t&=-513),65536&t&&!Ce.isDir(i.mode))throw new Ce.ErrnoError(54);if(!s){var a=Ce.mayOpen(i,t);if(a)throw new 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Ce.ErrnoError(31);if(!e.stream_ops.read)throw new Ce.ErrnoError(28);var s=void 0!==n;if(s){if(!e.seekable)throw new Ce.ErrnoError(70)}else n=e.position;var a=e.stream_ops.read(e,t,r,i,n);return s||(e.position+=a),a},write(e,t,r,i,n,s){if(i<0||n<0)throw new Ce.ErrnoError(28);if(Ce.isClosed(e))throw new Ce.ErrnoError(8);if(0==(2097155&e.flags))throw new Ce.ErrnoError(8);if(Ce.isDir(e.node.mode))throw new Ce.ErrnoError(31);if(!e.stream_ops.write)throw new Ce.ErrnoError(28);e.seekable&&1024&e.flags&&Ce.llseek(e,0,2);var a=void 0!==n;if(a){if(!e.seekable)throw new Ce.ErrnoError(70)}else n=e.position;var o=e.stream_ops.write(e,t,r,i,n,s);return a||(e.position+=o),o},allocate(e,t,r){if(Ce.isClosed(e))throw new Ce.ErrnoError(8);if(t<0||r<=0)throw new Ce.ErrnoError(28);if(0==(2097155&e.flags))throw new Ce.ErrnoError(8);if(!Ce.isFile(e.node.mode)&&!Ce.isDir(e.node.mode))throw new Ce.ErrnoError(43);if(!e.stream_ops.allocate)throw new Ce.ErrnoError(138);e.stream_ops.allocate(e,t,r)},mmap(e,t,r,i,n){if(0!=(2&i)&&0==(2&n)&&2!=(2097155&e.flags))throw new Ce.ErrnoError(2);if(1==(2097155&e.flags))throw new Ce.ErrnoError(2);if(!e.stream_ops.mmap)throw new Ce.ErrnoError(43);return e.stream_ops.mmap(e,t,r,i,n)},msync:(e,t,r,i,n)=>e.stream_ops.msync?e.stream_ops.msync(e,t,r,i,n):0,munmap:e=>0,ioctl(e,t,r){if(!e.stream_ops.ioctl)throw new Ce.ErrnoError(59);return e.stream_ops.ioctl(e,t,r)},readFile(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(t.flags=t.flags||0,t.encoding=t.encoding||"binary","utf8"!==t.encoding&&"binary"!==t.encoding)throw new Error(`Invalid encoding type "${t.encoding}"`);var r,i=Ce.open(e,t.flags),n=Ce.stat(e).size,s=new Uint8Array(n);return Ce.read(i,s,0,n,0),"utf8"===t.encoding?r=fe(s,0):"binary"===t.encoding&&(r=s),Ce.close(i),r},writeFile(e,t){let r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};r.flags=r.flags||577;var i=Ce.open(e,r.flags,r.mode);if("string"==typeof 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n.parent=n,n}},t}},{},"/proc/self/fd")},createStandardStreams(){n.stdin?Ce.createDevice("/dev","stdin",n.stdin):Ce.symlink("/dev/tty","/dev/stdin"),n.stdout?Ce.createDevice("/dev","stdout",null,n.stdout):Ce.symlink("/dev/tty","/dev/stdout"),n.stderr?Ce.createDevice("/dev","stderr",null,n.stderr):Ce.symlink("/dev/tty1","/dev/stderr"),Ce.open("/dev/stdin",0),Ce.open("/dev/stdout",1),Ce.open("/dev/stderr",1)},ensureErrnoError(){Ce.ErrnoError||(Ce.ErrnoError=function(e,t){this.name="ErrnoError",this.node=t,this.setErrno=function(e){this.errno=e},this.setErrno(e),this.message="FS error"},Ce.ErrnoError.prototype=new Error,Ce.ErrnoError.prototype.constructor=Ce.ErrnoError,[44].forEach((e=>{Ce.genericErrors[e]=new Ce.ErrnoError(e),Ce.genericErrors[e].stack="<generic error, no stack>"})))},staticInit(){Ce.ensureErrnoError(),Ce.nameTable=new Array(4096),Ce.mount(we,{},"/"),Ce.createDefaultDirectories(),Ce.createDefaultDevices(),Ce.createSpecialDirectories(),Ce.filesystems={MEMFS:we}},init(e,t,r){Ce.init.initialized=!0,Ce.ensureErrnoError(),n.stdin=e||n.stdin,n.stdout=t||n.stdout,n.stderr=r||n.stderr,Ce.createStandardStreams()},quit(){Ce.init.initialized=!1;for(var e=0;e<Ce.streams.length;e++){var t=Ce.streams[e];t&&Ce.close(t)}},findObject(e,t){var r=Ce.analyzePath(e,t);return r.exists?r.object:null},analyzePath(e,t){try{e=(i=Ce.lookupPath(e,{follow:!t})).path}catch(e){}var r={isRoot:!1,exists:!1,error:0,name:null,path:null,object:null,parentExists:!1,parentPath:null,parentObject:null};try{var i=Ce.lookupPath(e,{parent:!0});r.parentExists=!0,r.parentPath=i.path,r.parentObject=i.node,r.name=de.basename(e),i=Ce.lookupPath(e,{follow:!t}),r.exists=!0,r.path=i.path,r.object=i.node,r.name=i.node.name,r.isRoot="/"===i.path}catch(e){r.error=e.errno}return r},createPath(e,t,r,i){e="string"==typeof e?e:Ce.getPath(e);for(var 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Ce.ErrnoError(6);if(null==d)break;a++,t[i+o]=d}return a&&(e.node.timestamp=Date.now()),a},write(e,t,r,n,s){for(var a=0;a<n;a++)try{i(t[r+a])}catch(e){throw new Ce.ErrnoError(29)}return n&&(e.node.timestamp=Date.now()),a}}),Ce.mkdev(n,s,a)},forceLoadFile(e){if(e.isDevice||e.isFolder||e.link||e.contents)return!0;if("undefined"!=typeof XMLHttpRequest)throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.");if(!s)throw new Error("Cannot load without read() or XMLHttpRequest.");try{e.contents=ge(s(e.url),!0),e.usedBytes=e.contents.length}catch(e){throw new Ce.ErrnoError(29)}},createLazyFile(e,t,r,i,n){function s(){this.lengthKnown=!1,this.chunks=[]}if(s.prototype.get=function(e){if(!(e>this.length-1||e<0)){var t=e%this.chunkSize,r=e/this.chunkSize|0;return this.getter(r)[t]}},s.prototype.setDataGetter=function(e){this.getter=e},s.prototype.cacheLength=function(){var e=new XMLHttpRequest;if(e.open("HEAD",r,!1),e.send(null),!(e.status>=200&&e.status<300||304===e.status))throw new Error("Couldn't load "+r+". 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end")}findNextSyncwordOffset(e){let t=e,r=this.data_;for(;;){if(t+7>=r.byteLength)return this.eof_flag_=!0,r.byteLength;if(4095===(r[t+0]<<8|r[t+1])>>>4)return t;t++}}readNextAACFrame(){let e=this.data_,t=null;for(;null==t&&!this.eof_flag_;){let r=this.current_syncword_offset_,i=(8&e[r+1])>>>3,n=(6&e[r+1])>>>1,s=1&e[r+1],a=(192&e[r+2])>>>6,o=(60&e[r+2])>>>2,d=(1&e[r+2])<<2|(192&e[r+3])>>>6,l=(3&e[r+3])<<11|e[r+4]<<3|(224&e[r+5])>>>5;if(e[r+6],r+l>this.data_.byteLength){this.eof_flag_=!0,this.has_last_incomplete_data=!0;break}let u=1===s?7:9,c=l-u;r+=u;let h=this.findNextSyncwordOffset(r+c);if(this.current_syncword_offset_=h,0!==i&&1!==i||0!==n)continue;let f=e.subarray(r,r+c);t={},t.audio_object_type=a+1,t.sampling_freq_index=o,t.sampling_frequency=Ht[o],t.channel_config=d,t.data=f}return t}hasIncompleteData(){return this.has_last_incomplete_data}getIncompleteData(){return this.has_last_incomplete_data?this.data_.subarray(this.current_syncword_offset_):null}}class Jt{constructor(e){this.data_=e,this.eof_flag_=!1,this.current_syncword_offset_=this.findNextSyncwordOffset(0),this.eof_flag_&&console.error("Could not found ADTS syncword until payload end")}findNextSyncwordOffset(e){let t=e,r=this.data_;for(;;){if(t+1>=r.byteLength)return this.eof_flag_=!0,r.byteLength;if(695===(r[t+0]<<3|r[t+1]>>>5))return t;t++}}getLATMValue(e){let t=e.readBits(2),r=0;for(let i=0;i<=t;i++)r<<=8,r|=e.readByte();return r}readNextAACFrame(e){let t=this.data_,r=null;for(;null==r&&!this.eof_flag_;){let i=this.current_syncword_offset_,n=(31&t[i+1])<<8|t[i+2];if(i+3+n>=this.data_.byteLength){this.eof_flag_=!0,this.has_last_incomplete_data=!0;break}let s=new Ot(t.subarray(i+3,i+3+n)),a=null;if(s.readBool()){if(null==e){console.warn("StreamMuxConfig Missing"),this.current_syncword_offset_=this.findNextSyncwordOffset(i+3+n),s.destroy();continue}a=e}else{let e=s.readBool();if(e&&s.readBool()){console.error("audioMuxVersionA is Not 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Only frameLengthType = 0 Supported`),s.destroy();break}s.readByte();let d=s.readBool();if(d)if(e)this.getLATMValue(s);else{let e=0;for(;;){e<<=8;let t=s.readBool();if(e+=s.readByte(),!t)break}console.log(e)}s.readBool()&&s.readByte(),a={},a.audio_object_type=r,a.sampling_freq_index=i,a.sampling_frequency=Ht[a.sampling_freq_index],a.channel_config=n,a.other_data_present=d}let o=0;for(;;){let e=s.readByte();if(o+=e,255!==e)break}let d=new Uint8Array(o);for(let e=0;e<o;e++)d[e]=s.readByte();r={},r.audio_object_type=a.audio_object_type,r.sampling_freq_index=a.sampling_freq_index,r.sampling_frequency=Ht[a.sampling_freq_index],r.channel_config=a.channel_config,r.other_data_present=a.other_data_present,r.data=d,this.current_syncword_offset_=this.findNextSyncwordOffset(i+3+n)}return r}hasIncompleteData(){return this.has_last_incomplete_data}getIncompleteData(){return this.has_last_incomplete_data?this.data_.subarray(this.current_syncword_offset_):null}}function Zt(e){let 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pr(e,t){t&&(e=e.filter((e=>e.type&&e.type===t)));let r=e[0],i=null,n=1;if(e.length>0){let t=e[1];t&&t.ts-r.ts>1e5&&(r=t,n=2)}if(r)for(let s=n;s<e.length;s++){let n=e[s];if(t&&n.type&&n.type!==t&&(n=null),n){if(n.ts-r.ts>=1e3){e[s-1].ts-r.ts<1e3&&(i=s+1)}}}return i}function mr(e){return e.ok&&e.status>=200&&e.status<=299}function _r(){return function(e){let t="";if("object"==typeof e)try{t=JSON.stringify(e),t=JSON.parse(t)}catch(r){t=e}else t=e;return t}(A)}function gr(e){return e[0]>>4===Bt&&e[1]===Tt}function yr(e){return!0===e||"true"===e}function vr(e){return!0!==e&&"true"!==e}function br(){return!!(self.Worker&&self.MediaSource&&"canConstructInDedicatedWorker"in self.MediaSource&&!0===self.MediaSource.canConstructInDedicatedWorker)}function wr(e,t){const r=Qt(e.slice(5));let i=!1;return r.forEach((e=>{const r=t?e[0]>>>1&63:31&e[0];(t&&(r===Ke||r===Je||r===Qe)||vr(t)&&r===Ge)&&(i=!0)})),i}var Sr=function(e,t,r,i){return new(r||(r=Promise))((function(n,s){function a(e){try{d(i.next(e))}catch(e){s(e)}}function o(e){try{d(i.throw(e))}catch(e){s(e)}}function d(e){var t;e.done?n(e.value):(t=e.value,t instanceof r?t:new r((function(e){e(t)}))).then(a,o)}d((i=i.apply(e,t||[])).next())}))};const Er=Symbol(32),Ar=Symbol(16),Ur=Symbol(8);class xr{constructor(e){this.g=e,this.consumed=0,e&&(this.need=e.next().value)}setG(e){this.g=e,this.demand(e.next().value,!0)}consume(){this.buffer&&this.consumed&&(this.buffer.copyWithin(0,this.consumed),this.buffer=this.buffer.subarray(0,this.buffer.length-this.consumed),this.consumed=0)}demand(e,t){return t&&this.consume(),this.need=e,this.flush()}read(e){return Sr(this,void 0,void 0,(function*(){return this.lastReadPromise&&(yield this.lastReadPromise),this.lastReadPromise=new Promise(((t,r)=>{var i;this.reject=r,this.resolve=e=>{delete this.lastReadPromise,delete this.resolve,delete this.need,t(e)};this.demand(e,!0)||null===(i=this.pull)||void 0===i||i.call(this,e)}))}))}readU32(){return this.read(Er)}readU16(){return this.read(Ar)}readU8(){return this.read(Ur)}close(){var e;this.g&&this.g.return(),this.buffer&&this.buffer.subarray(0,0),null===(e=this.reject)||void 0===e||e.call(this,new Error("EOF")),delete this.lastReadPromise}flush(){if(!this.buffer||!this.need)return;let e=null;const t=this.buffer.subarray(this.consumed);let r=0;const i=e=>t.length<(r=e);if("number"==typeof this.need){if(i(this.need))return;e=t.subarray(0,r)}else if(this.need===Er){if(i(4))return;e=t[0]<<24|t[1]<<16|t[2]<<8|t[3]}else if(this.need===Ar){if(i(2))return;e=t[0]<<8|t[1]}else if(this.need===Ur){if(i(1))return;e=t[0]}else if("buffer"in this.need){if("byteOffset"in this.need){if(i(this.need.byteLength-this.need.byteOffset))return;new Uint8Array(this.need.buffer,this.need.byteOffset).set(t.subarray(0,r)),e=this.need}else if(this.g)return void this.g.throw(new Error("Unsupported type"))}else{if(i(this.need.byteLength))return;new Uint8Array(this.need).set(t.subarray(0,r)),e=this.need}return this.consumed+=r,this.g?this.demand(this.g.next(e).value,!0):this.resolve&&this.resolve(e),e}write(e){if(e instanceof Uint8Array?this.malloc(e.length).set(e):"buffer"in e?this.malloc(e.byteLength).set(new Uint8Array(e.buffer,e.byteOffset,e.byteLength)):this.malloc(e.byteLength).set(new Uint8Array(e)),!this.g&&!this.resolve)return new Promise((e=>this.pull=e));this.flush()}writeU32(e){this.malloc(4).set([e>>24&255,e>>16&255,e>>8&255,255&e]),this.flush()}writeU16(e){this.malloc(2).set([e>>8&255,255&e]),this.flush()}writeU8(e){this.malloc(1)[0]=e,this.flush()}malloc(e){if(this.buffer){const t=this.buffer.length,r=t+e;if(r<=this.buffer.buffer.byteLength-this.buffer.byteOffset)this.buffer=new Uint8Array(this.buffer.buffer,this.buffer.byteOffset,r);else{const e=new Uint8Array(r);e.set(this.buffer),this.buffer=e}return this.buffer.subarray(t,r)}return this.buffer=new Uint8Array(e),this.buffer}}xr.U32=Er,xr.U16=Ar,xr.U8=Ur;class Tr{constructor(e){this.log=function(t){if(e._opt.debug&&e._opt.debugLevel==v){const s=e._opt.debugUuid?`[${e._opt.debugUuid}]`:"";for(var r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];console.log(`JbPro${s}[✅✅✅][${t}]`,...i)}},this.warn=function(t){if(e._opt.debug&&(e._opt.debugLevel==v||e._opt.debugLevel==b)){const s=e._opt.debugUuid?`[${e._opt.debugUuid}]`:"";for(var r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];console.log(`JbPro${s}[❗❗❗][${t}]`,...i)}},this.error=function(t){const r=e._opt.debugUuid?`[${e._opt.debugUuid}]`:"";for(var i=arguments.length,n=new Array(i>1?i-1:0),s=1;s<i;s++)n[s-1]=arguments[s];console.error(`JbPro${r}[❌❌❌][${t}]`,...n)}}}class Br{static _ebsp2rbsp(e){let t=e,r=t.byteLength,i=new Uint8Array(r),n=0;for(let e=0;e<r;e++)e>=2&&3===t[e]&&0===t[e-1]&&0===t[e-2]||(i[n]=t[e],n++);return new Uint8Array(i.buffer,0,n)}static parseSPS(e){let t=Br._ebsp2rbsp(e),r=new Ot(t);r.readByte();let i=r.readByte();r.readByte();let n=r.readByte();r.readUEG();let s=Br.getProfileString(i),a=Br.getLevelString(n),o=1,d=420,l=[0,420,422,444],u=8;if((100===i||110===i||122===i||244===i||44===i||83===i||86===i||118===i||128===i||138===i||144===i)&&(o=r.readUEG(),3===o&&r.readBits(1),o<=3&&(d=l[o]),u=r.readUEG()+8,r.readUEG(),r.readBits(1),r.readBool())){let e=3!==o?8:12;for(let t=0;t<e;t++)r.readBool()&&(t<6?Br._skipScalingList(r,16):Br._skipScalingList(r,64))}r.readUEG();let c=r.readUEG();if(0===c)r.readUEG();else if(1===c){r.readBits(1),r.readSEG(),r.readSEG();let e=r.readUEG();for(let t=0;t<e;t++)r.readSEG()}let h=r.readUEG();r.readBits(1);let f=r.readUEG(),p=r.readUEG(),m=r.readBits(1);0===m&&r.readBits(1),r.readBits(1);let _=0,g=0,y=0,v=0;r.readBool()&&(_=r.readUEG(),g=r.readUEG(),y=r.readUEG(),v=r.readUEG());let b=1,w=1,S=0,E=!0,A=0,U=0;if(r.readBool()){if(r.readBool()){let e=r.readByte(),t=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2],i=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1];e>0&&e<16?(b=t[e-1],w=i[e-1]):255===e&&(b=r.readByte()<<8|r.readByte(),w=r.readByte()<<8|r.readByte())}if(r.readBool()&&r.readBool(),r.readBool()&&(r.readBits(4),r.readBool()&&r.readBits(24)),r.readBool()&&(r.readUEG(),r.readUEG()),r.readBool()){let e=r.readBits(32),t=r.readBits(32);E=r.readBool(),A=t,U=2*e,S=A/U}}let x=1;1===b&&1===w||(x=b/w);let T=0,B=0;if(0===o)T=1,B=2-m;else{T=3===o?1:2,B=(1===o?2:1)*(2-m)}let C=16*(f+1),k=16*(p+1)*(2-m);C-=(_+g)*T,k-=(y+v)*B;let P=Math.ceil(C*x);return r.destroy(),r=null,{profile_string:s,level_string:a,bit_depth:u,ref_frames:h,chroma_format:d,chroma_format_string:Br.getChromaFormatString(d),frame_rate:{fixed:E,fps:S,fps_den:U,fps_num:A},sar_ratio:{width:b,height:w},codec_size:{width:C,height:k},present_size:{width:P,height:k}}}static parseSPS$2(e){let t=e.subarray(1,4),r="avc1.";for(let e=0;e<3;e++){let i=t[e].toString(16);i.length<2&&(i="0"+i),r+=i}let i=Br._ebsp2rbsp(e),n=new Ot(i);n.readByte();let s=n.readByte();n.readByte();let a=n.readByte();n.readUEG();let o=Br.getProfileString(s),d=Br.getLevelString(a),l=1,u=420,c=[0,420,422,444],h=8,f=8;if((100===s||110===s||122===s||244===s||44===s||83===s||86===s||118===s||128===s||138===s||144===s)&&(l=n.readUEG(),3===l&&n.readBits(1),l<=3&&(u=c[l]),h=n.readUEG()+8,f=n.readUEG()+8,n.readBits(1),n.readBool())){let e=3!==l?8:12;for(let t=0;t<e;t++)n.readBool()&&(t<6?Br._skipScalingList(n,16):Br._skipScalingList(n,64))}n.readUEG();let p=n.readUEG();if(0===p)n.readUEG();else if(1===p){n.readBits(1),n.readSEG(),n.readSEG();let e=n.readUEG();for(let t=0;t<e;t++)n.readSEG()}let m=n.readUEG();n.readBits(1);let _=n.readUEG(),g=n.readUEG(),y=n.readBits(1);0===y&&n.readBits(1),n.readBits(1);let v=0,b=0,w=0,S=0;n.readBool()&&(v=n.readUEG(),b=n.readUEG(),w=n.readUEG(),S=n.readUEG());let E=1,A=1,U=0,x=!0,T=0,B=0;if(n.readBool()){if(n.readBool()){let e=n.readByte(),t=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2],r=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1];e>0&&e<16?(E=t[e-1],A=r[e-1]):255===e&&(E=n.readByte()<<8|n.readByte(),A=n.readByte()<<8|n.readByte())}if(n.readBool()&&n.readBool(),n.readBool()&&(n.readBits(4),n.readBool()&&n.readBits(24)),n.readBool()&&(n.readUEG(),n.readUEG()),n.readBool()){let e=n.readBits(32),t=n.readBits(32);x=n.readBool(),T=t,B=2*e,U=T/B}}let C=1;1===E&&1===A||(C=E/A);let k=0,P=0;if(0===l)k=1,P=2-y;else{k=3===l?1:2,P=(1===l?2:1)*(2-y)}let D=16*(_+1),I=16*(g+1)*(2-y);D-=(v+b)*k,I-=(w+S)*P;let F=Math.ceil(D*C);return n.destroy(),n=null,{codec_mimetype:r,profile_idc:s,level_idc:a,profile_string:o,level_string:d,chroma_format_idc:l,bit_depth:h,bit_depth_luma:h,bit_depth_chroma:f,ref_frames:m,chroma_format:u,chroma_format_string:Br.getChromaFormatString(u),frame_rate:{fixed:x,fps:U,fps_den:B,fps_num:T},sar_ratio:{width:E,height:A},codec_size:{width:D,height:I},present_size:{width:F,height:I}}}static _skipScalingList(e,t){let r=8,i=8,n=0;for(let s=0;s<t;s++)0!==i&&(n=e.readSEG(),i=(r+n+256)%256),r=0===i?r:i}static getProfileString(e){switch(e){case 66:return"Baseline";case 77:return"Main";case 88:return"Extended";case 100:return"High";case 110:return"High10";case 122:return"High422";case 244:return"High444";default:return"Unknown"}}static getLevelString(e){return(e/10).toFixed(1)}static getChromaFormatString(e){switch(e){case 420:return"4:2:0";case 422:return"4:2:2";case 444:return"4:4:4";default:return"Unknown"}}}class Cr{constructor(e){this.buffer=e,this.buflen=e.length,this.bufpos=0,this.bufoff=0,this.iserro=!1}read(e){let t=0,r=0;for(;e;){if(e<0||this.bufpos>=this.buflen)return this.iserro=!0,0;this.iserro=!1,r=this.bufoff+e>8?8-this.bufoff:e,t<<=r,t+=this.buffer[this.bufpos]>>8-this.bufoff-r&255>>8-r,this.bufoff+=r,e-=r,8==this.bufoff&&(this.bufpos++,this.bufoff=0)}return t}look(e){let t=this.bufpos,r=this.bufoff,i=this.read(e);return this.bufpos=t,this.bufoff=r,i}read_golomb(){let e;for(e=0;0===this.read(1)&&!this.iserro;e++);return(1<<e)+this.read(e)-1}}function kr(e){const t={};let r=function(){let e=new ArrayBuffer(2);return new DataView(e).setInt16(0,256,!0),256===new Int16Array(e)[0]}();const i=new DataView(e.buffer);let n=i.getUint8(0),s=i.getUint8(1);if(i.getUint8(2),i.getUint8(3),1!==n||0===s)return{};const a=1+(3&i.getUint8(4));if(3!==a&&4!==a)return{};let o=31&i.getUint8(5);if(0===o)return{};let d=6;for(let n=0;n<o;n++){let s=i.getUint16(d,!r);if(d+=2,0===s)continue;let a=new Uint8Array(e.buffer,d,s);d+=s;let o=Br.parseSPS(a);if(0!==n)continue;t.sps=a,t.timescale=1e3,t.codecWidth=o.codec_size.width,t.codecHeight=o.codec_size.height,t.presentWidth=o.present_size.width,t.presentHeight=o.present_size.height,t.profile=o.profile_string,t.level=o.level_string,t.bitDepth=o.bit_depth,t.chromaFormat=o.chroma_format,t.sarRatio=o.sar_ratio,t.frameRate=o.frame_rate,!1!==o.frame_rate.fixed&&0!==o.frame_rate.fps_num&&0!==o.frame_rate.fps_den||(t.frameRate={fixed:!0,fps:25,fps_num:25e3,fps_den:1e3});let l=t.frameRate.fps_den,u=t.frameRate.fps_num;t.refSampleDuration=t.timescale*(l/u);let c=a.subarray(1,4),h="avc1.";for(let e=0;e<3;e++){let t=c[e].toString(16);t.length<2&&(t="0"+t),h+=t}t.codec=h}let l=i.getUint8(d);if(0===l)return{};d++;for(let n=0;n<l;n++){let n=i.getUint16(d,!r);if(d+=2,0===n)continue;let s=new Uint8Array(e.buffer,d,n);d+=n,t.pps=s}if(t.videoType=At,t.sps){const e=t.sps.byteLength,r=new Uint8Array([e>>>24&255,e>>>16&255,e>>>8&255,255&e]),i=new Uint8Array(e+4);i.set(r,0),i.set(t.sps,4),t.sps=i}if(t.pps){const e=t.pps.byteLength,r=new Uint8Array([e>>>24&255,e>>>16&255,e>>>8&255,255&e]),i=new Uint8Array(e+4);i.set(r,0),i.set(t.pps,4),t.pps=i}return t}function Pr(e){let{sps:t,pps:r}=e;const i=[23,0,0,0,0,1,66,0,30,255];i[0]=23,i[6]=t[1],i[7]=t[2],i[8]=t[3],i[10]=225,i[11]=t.byteLength>>8&255,i[12]=255&t.byteLength,i.push(...t,1,r.byteLength>>8&255,255&r.byteLength,...r);return new Uint8Array(i)}function Dr(e){let{sps:t,pps:r}=e,i=8+t.byteLength+1+2+r.byteLength,n=!1;const s=Br.parseSPS$2(t);66!==t[3]&&77!==t[3]&&88!==t[3]&&(n=!0,i+=4);let a=new Uint8Array(i);a[0]=1,a[1]=t[1],a[2]=t[2],a[3]=t[3],a[4]=255,a[5]=225;let o=t.byteLength;a[6]=o>>>8,a[7]=255&o;let d=8;a.set(t,8),d+=o,a[d]=1;let l=r.byteLength;a[d+1]=l>>>8,a[d+2]=255&l,a.set(r,d+3),d+=3+l,n&&(a[d]=252|s.chroma_format_idc,a[d+1]=248|s.bit_depth_luma-8,a[d+2]=248|s.bit_depth_chroma-8,a[d+3]=0,d+=4);const u=[23,0,0,0,0],c=new Uint8Array(u.length+a.byteLength);return c.set(u,0),c.set(a,u.length),c}function Ir(e,t){let r=[];r[0]=t?23:39,r[1]=1,r[2]=0,r[3]=0,r[4]=0,r[5]=e.byteLength>>24&255,r[6]=e.byteLength>>16&255,r[7]=e.byteLength>>8&255,r[8]=255&e.byteLength;const i=new Uint8Array(r.length+e.byteLength);return i.set(r,0),i.set(e,r.length),i}function Fr(e,t){let r=[];r[0]=t?23:39,r[1]=1,r[2]=0,r[3]=0,r[4]=0;const i=new Uint8Array(r.length+e.byteLength);return i.set(r,0),i.set(e,r.length),i}function Lr(e){return 31&e[0]}function Rr(e){return e===We}function Mr(e){return!function(e){return e===$e||e===Oe}(e)&&!Rr(e)}function zr(e){return e===Ge}function Nr(e){if(0===e.length)return!1;const t=Lr(e[0]);for(let r=1;r<e.length;r++)if(t!==Lr(e[r]))return!1;return!0}class $r{constructor(e){this.data=e,this.eofFlag=!1,this.currentStartcodeOffset=this.findNextStartCodeOffset(0),this.eofFlag&&console.error("Could not find H264 startcode until payload end!")}findNextStartCodeOffset(e){let t=e,r=this.data;for(;;){if(t+3>=r.byteLength)return this.eofFlag=!0,r.byteLength;let e=r[t+0]<<24|r[t+1]<<16|r[t+2]<<8|r[t+3],i=r[t+0]<<16|r[t+1]<<8|r[t+2];if(1===e||1===i)return t;t++}}readNextNaluPayload(){let e=this.data,t=null;for(;null==t&&!this.eofFlag;){let r=this.currentStartcodeOffset;r+=1===(e[r]<<24|e[r+1]<<16|e[r+2]<<8|e[r+3])?4:3;let i=31&e[r],n=(128&e[r])>>>7,s=this.findNextStartCodeOffset(r);this.currentStartcodeOffset=s,i>=Ye||0===n&&(t={type:i,data:e.subarray(r,s)})}return t}}class Or{constructor(e){let t=e.data.byteLength;this.type=e.type,this.data=new Uint8Array(4+t),new DataView(this.data.buffer).setUint32(0,t),this.data.set(e.data,4)}}const Gr=e=>{let t=e,r=t.byteLength,i=new Uint8Array(r),n=0;for(let e=0;e<r;e++)e>=2&&3===t[e]&&0===t[e-1]&&0===t[e-2]||(i[n]=t[e],n++);return new Uint8Array(i.buffer,0,n)},Hr=e=>{switch(e){case 0:return"4:0:0";case 1:return"4:2:0";case 2:return"4:2:2";case 3:return"4:4:4";default:return"Unknown"}};class Vr{static _ebsp2rbsp(e){let t=e,r=t.byteLength,i=new Uint8Array(r),n=0;for(let e=0;e<r;e++)e>=2&&3===t[e]&&0===t[e-1]&&0===t[e-2]||(i[n]=t[e],n++);return new Uint8Array(i.buffer,0,n)}static parseVPS(e){let t=Vr._ebsp2rbsp(e),r=new Ot(t);return r.readByte(),r.readByte(),r.readBits(4),r.readBits(2),r.readBits(6),{num_temporal_layers:r.readBits(3)+1,temporal_id_nested:r.readBool()}}static parseSPS(e){let t=Vr._ebsp2rbsp(e),r=new Ot(t);r.readByte(),r.readByte();let i=0,n=0,s=0,a=0;r.readBits(4);let o=r.readBits(3);r.readBool();let d=r.readBits(2),l=r.readBool(),u=r.readBits(5),c=r.readByte(),h=r.readByte(),f=r.readByte(),p=r.readByte(),m=r.readByte(),_=r.readByte(),g=r.readByte(),y=r.readByte(),v=r.readByte(),b=r.readByte(),w=r.readByte(),S=[],E=[];for(let e=0;e<o;e++)S.push(r.readBool()),E.push(r.readBool());if(o>0)for(let e=o;e<8;e++)r.readBits(2);for(let e=0;e<o;e++)S[e]&&(r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte()),E[e]&&r.readByte();r.readUEG();let A=r.readUEG();3==A&&r.readBits(1);let U=r.readUEG(),x=r.readUEG();r.readBool()&&(i+=r.readUEG(),n+=r.readUEG(),s+=r.readUEG(),a+=r.readUEG());let T=r.readUEG(),B=r.readUEG(),C=r.readUEG();for(let e=r.readBool()?0:o;e<=o;e++)r.readUEG(),r.readUEG(),r.readUEG();if(r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readBool()){if(r.readBool())for(let e=0;e<4;e++)for(let t=0;t<(3===e?2:6);t++){if(r.readBool()){let t=Math.min(64,1<<4+(e<<1));e>1&&r.readSEG();for(let e=0;e<t;e++)r.readSEG()}else r.readUEG()}}r.readBool(),r.readBool(),r.readBool()&&(r.readByte(),r.readUEG(),r.readUEG(),r.readBool());let k=r.readUEG(),P=0;for(let e=0;e<k;e++){let t=!1;if(0!==e&&(t=r.readBool()),t){e===k&&r.readUEG(),r.readBool(),r.readUEG();let t=0;for(let e=0;e<=P;e++){let e=r.readBool(),i=!1;e||(i=r.readBool()),(e||i)&&t++}P=t}else{let e=r.readUEG(),t=r.readUEG();P=e+t;for(let t=0;t<e;t++)r.readUEG(),r.readBool();for(let e=0;e<t;e++)r.readUEG(),r.readBool()}}if(r.readBool()){let e=r.readUEG();for(let t=0;t<e;t++){for(let e=0;e<C+4;e++)r.readBits(1);r.readBits(1)}}let D=!1,I=0,F=1,L=1,R=!1,M=1,z=1;if(r.readBool(),r.readBool(),r.readBool()){if(r.readBool()){let e=r.readByte(),t=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2],i=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1];e>0&&e<=16?(F=t[e-1],L=i[e-1]):255===e&&(F=r.readBits(16),L=r.readBits(16))}if(r.readBool()&&r.readBool(),r.readBool()){r.readBits(3),r.readBool(),r.readBool()&&(r.readByte(),r.readByte(),r.readByte())}if(r.readBool()&&(r.readUEG(),r.readUEG()),r.readBool(),r.readBool(),r.readBool(),D=r.readBool(),D&&(r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG()),r.readBool()){if(M=r.readBits(32),z=r.readBits(32),r.readBool()&&r.readUEG(),r.readBool()){let e=!1,t=!1,i=!1;e=r.readBool(),t=r.readBool(),(e||t)&&(i=r.readBool(),i&&(r.readByte(),r.readBits(5),r.readBool(),r.readBits(5)),r.readBits(4),r.readBits(4),i&&r.readBits(4),r.readBits(5),r.readBits(5),r.readBits(5));for(let n=0;n<=o;n++){let n=r.readBool();R=n;let s=!0,a=1;n||(s=r.readBool());let o=!1;if(s?r.readUEG():o=r.readBool(),o||(a=r.readUEG()+1),e){for(let e=0;e<a;e++)r.readUEG(),r.readUEG(),i&&(r.readUEG(),r.readUEG());r.readBool()}if(t){for(let e=0;e<a;e++)r.readUEG(),r.readUEG(),i&&(r.readUEG(),r.readUEG());r.readBool()}}}}r.readBool()&&(r.readBool(),r.readBool(),r.readBool(),I=r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG())}r.readBool();let N=`hvc1.${u}.1.L${w}.B0`,$=U-(i+n)*(1===A||2===A?2:1),O=x-(s+a)*(1===A?2:1),G=1;return 1!==F&&1!==L&&(G=F/L),r.destroy(),r=null,{codec_mimetype:N,profile_string:Vr.getProfileString(u),level_string:Vr.getLevelString(w),profile_idc:u,bit_depth:T+8,ref_frames:1,chroma_format:A,chroma_format_string:Vr.getChromaFormatString(A),general_level_idc:w,general_profile_space:d,general_tier_flag:l,general_profile_idc:u,general_profile_compatibility_flags_1:c,general_profile_compatibility_flags_2:h,general_profile_compatibility_flags_3:f,general_profile_compatibility_flags_4:p,general_constraint_indicator_flags_1:m,general_constraint_indicator_flags_2:_,general_constraint_indicator_flags_3:g,general_constraint_indicator_flags_4:y,general_constraint_indicator_flags_5:v,general_constraint_indicator_flags_6:b,min_spatial_segmentation_idc:I,constant_frame_rate:0,chroma_format_idc:A,bit_depth_luma_minus8:T,bit_depth_chroma_minus8:B,frame_rate:{fixed:R,fps:z/M,fps_den:M,fps_num:z},sar_ratio:{width:F,height:L},codec_size:{width:$,height:O},present_size:{width:$*G,height:O}}}static parsePPS(e){let t=Vr._ebsp2rbsp(e),r=new Ot(t);r.readByte(),r.readByte(),r.readUEG(),r.readUEG(),r.readBool(),r.readBool(),r.readBits(3),r.readBool(),r.readBool(),r.readUEG(),r.readUEG(),r.readSEG(),r.readBool(),r.readBool(),r.readBool()&&r.readUEG(),r.readSEG(),r.readSEG(),r.readBool(),r.readBool(),r.readBool(),r.readBool();let i=r.readBool(),n=r.readBool(),s=1;return n&&i?s=0:n?s=3:i&&(s=2),{parallelismType:s}}static getChromaFormatString(e){switch(e){case 0:return"4:0:0";case 1:return"4:2:0";case 2:return"4:2:2";case 3:return"4:4:4";default:return"Unknown"}}static getProfileString(e){switch(e){case 1:return"Main";case 2:return"Main10";case 3:return"MainSP";case 4:return"Rext";case 9:return"SCC";default:return"Unknown"}}static getLevelString(e){return(e/30).toFixed(1)}}function Wr(e){let t={codecWidth:0,codecHeight:0,videoType:Ut,width:0,height:0,profile:0,level:0};e=e.slice(5);do{let r={};if(e.length<23){console.warn("parseHEVCDecoderConfigurationRecord$2",`arrayBuffer.length ${e.length} < 23`);break}if(r.configurationVersion=e[0],1!=r.configurationVersion)break;r.general_profile_space=e[1]>>6&3,r.general_tier_flag=e[1]>>5&1,r.general_profile_idc=31&e[1],r.general_profile_compatibility_flags=e[2]<<24|e[3]<<16|e[4]<<8|e[5],r.general_constraint_indicator_flags=e[6]<<24|e[7]<<16|e[8]<<8|e[9],r.general_constraint_indicator_flags=r.general_constraint_indicator_flags<<16|e[10]<<8|e[11],r.general_level_idc=e[12],r.min_spatial_segmentation_idc=(15&e[13])<<8|e[14],r.parallelismType=3&e[15],r.chromaFormat=3&e[16],r.bitDepthLumaMinus8=7&e[17],r.bitDepthChromaMinus8=7&e[18],r.avgFrameRate=e[19]<<8|e[20],r.constantFrameRate=e[21]>>6&3,r.numTemporalLayers=e[21]>>3&7,r.temporalIdNested=e[21]>>2&1,r.lengthSizeMinusOne=3&e[21];let i=e[22],n=e.slice(23);for(let e=0;e<i&&!(n.length<3);e++){let e=63&n[0],i=n[1]<<8|n[2];n=n.slice(3);for(let s=0;s<i&&!(n.length<2);s++){let i=n[0]<<8|n[1];if(n.length<2+i)break;if(n=n.slice(2),33==e){let e=new Uint8Array(i);e.set(n.slice(0,i),0),r.psps=qr(e,r),t.profile=r.general_profile_idc,t.level=r.general_level_idc/30,t.width=r.psps.pic_width_in_luma_samples-(r.psps.conf_win_left_offset+r.psps.conf_win_right_offset),t.height=r.psps.pic_height_in_luma_samples-(r.psps.conf_win_top_offset+r.psps.conf_win_bottom_offset)}n=n.slice(i)}}}while(0);return t.codecWidth=t.width||1920,t.codecHeight=t.height||1080,t.presentHeight=t.codecHeight,t.presentWidth=t.codecWidth,t.timescale=1e3,t.refSampleDuration=1e3/23976*1e3,t}function jr(e){const t=e;if(t.length<22)return console.error(`Invalid HEVCDecoderConfigurationRecord, lack of data! ${t.length} < 22`),{};let r={codecWidth:0,codecHeight:0,videoType:Ut},i=function(){let e=new ArrayBuffer(2);return new DataView(e).setInt16(0,256,!0),256===new Int16Array(e)[0]}(),n=new DataView(t.buffer),s=n.getUint8(0),a=31&n.getUint8(1);if(1!==s||0===a)return console.error(`Invalid HEVCDecoderConfigurationRecord,version is ${s}, hevcProfile is ${a}`),{};let o=1+(3&n.getUint8(21));if(3!==o&&4!==o)return console.error("Invalid HEVCDecoderConfigurationRecord, Strange NaluLengthSizeMinusOne: "+(o-1)),{};let d=n.getUint8(22);for(let e=0,s=23;e<d;e++){let e=63&n.getUint8(s+0),a=n.getUint16(s+1,!i);s+=3;for(let o=0;o<a;o++){let a=n.getUint16(s+0,!i);if(0===o)if(33===e){s+=2;let e=new Uint8Array(t.buffer,s,a),i=Vr.parseSPS(e);r.codecWidth=i.codec_size.width,r.codecHeight=i.codec_size.height,r.presentWidth=i.present_size.width,r.presentHeight=i.present_size.height,r.profile=i.profile_string,r.level=i.level_string,r.bitDepth=i.bit_depth,r.chromaFormat=i.chroma_format,r.sarRatio=i.sar_ratio,r.frameRate=i.frame_rate,!1!==i.frame_rate.fixed&&0!==i.frame_rate.fps_num&&0!==i.frame_rate.fps_den||(r.frameRate={fixed:!0,fps:23.976,fps_num:23976,fps_den:1e3}),r.frameRate.fps_den,r.frameRate.fps_num,r.codec=i.codec_mimetype,s+=a}else s+=2+a;else s+=2+a}}return r.hvcc=new Uint8Array(t),r}function qr(e,t){let r={},i=e.length,n=[],s=new Cr(e);s.read(1),s.read(6),s.read(6),s.read(3);for(let e=2;e<i;e++)e+2<i&&3==s.look(24)?(n.push(s.read(8)),n.push(s.read(8)),e+=2,s.read(8)):n.push(s.read(8));let a=new Uint8Array(n),o=new Cr(a);if(r.sps_video_parameter_set_id=o.read(4),r.sps_max_sub_layers_minus1=o.read(3),r.sps_temporal_id_nesting_flag=o.read(1),r.profile_tier_level=function(e,t,r){let i={};i.profile_space=e.read(2),i.tier_flag=e.read(1),i.profile_idc=e.read(5),i.profile_compatibility_flags=e.read(32),i.general_progressive_source_flag=e.read(1),i.general_interlaced_source_flag=e.read(1),i.general_non_packed_constraint_flag=e.read(1),i.general_frame_only_constraint_flag=e.read(1),e.read(32),e.read(12),i.level_idc=e.read(8),i.sub_layer_profile_present_flag=[],i.sub_layer_level_present_flag=[];for(let t=0;t<r;t++)i.sub_layer_profile_present_flag[t]=e.read(1),i.sub_layer_level_present_flag[t]=e.read(1);if(r>0)for(let t=r;t<8;t++)e.read(2);i.sub_layer_profile_space=[],i.sub_layer_tier_flag=[],i.sub_layer_profile_idc=[],i.sub_layer_profile_compatibility_flag=[],i.sub_layer_progressive_source_flag=[],i.sub_layer_interlaced_source_flag=[],i.sub_layer_non_packed_constraint_flag=[],i.sub_layer_frame_only_constraint_flag=[],i.sub_layer_level_idc=[];for(let t=0;t<r;t++)i.sub_layer_profile_present_flag[t]&&(i.sub_layer_profile_space[t]=e.read(2),i.sub_layer_tier_flag[t]=e.read(1),i.sub_layer_profile_idc[t]=e.read(5),i.sub_layer_profile_compatibility_flag[t]=e.read(32),i.sub_layer_progressive_source_flag[t]=e.read(1),i.sub_layer_interlaced_source_flag[t]=e.read(1),i.sub_layer_non_packed_constraint_flag[t]=e.read(1),i.sub_layer_frame_only_constraint_flag[t]=e.read(1),e.read(32),e.read(12)),i.sub_layer_level_present_flag[t]?i.sub_layer_level_idc[t]=e.read(8):i.sub_layer_level_idc[t]=1;return i}(o,0,r.sps_max_sub_layers_minus1),r.sps_seq_parameter_set_id=o.read_golomb(),r.chroma_format_idc=o.read_golomb(),3==r.chroma_format_idc?r.separate_colour_plane_flag=o.read(1):r.separate_colour_plane_flag=0,r.pic_width_in_luma_samples=o.read_golomb(),r.pic_height_in_luma_samples=o.read_golomb(),r.conformance_window_flag=o.read(1),r.conformance_window_flag){let e=1+(r.chroma_format_idc<2),t=1+(r.chroma_format_idc<3);r.conf_win_left_offset=o.read_golomb()*t,r.conf_win_right_offset=o.read_golomb()*t,r.conf_win_top_offset=o.read_golomb()*e,r.conf_win_bottom_offset=o.read_golomb()*e}else r.conf_win_left_offset=0,r.conf_win_right_offset=0,r.conf_win_top_offset=0,r.conf_win_bottom_offset=0;return r}function Yr(e){let{vps:t,pps:r,sps:i}=e,n={configurationVersion:1};const s=(e=>{let t=Gr(e),r=new Ot(t);return r.readByte(),r.readByte(),r.readBits(4),r.readBits(2),r.readBits(6),{num_temporal_layers:r.readBits(3)+1,temporal_id_nested:r.readBool()}})(t),a=(e=>{let t=Gr(e),r=new Ot(t);r.readByte(),r.readByte();let i=0,n=0,s=0,a=0;r.readBits(4);let o=r.readBits(3);r.readBool();let d=r.readBits(2),l=r.readBool(),u=r.readBits(5),c=r.readByte(),h=r.readByte(),f=r.readByte(),p=r.readByte(),m=r.readByte(),_=r.readByte(),g=r.readByte(),y=r.readByte(),v=r.readByte(),b=r.readByte(),w=r.readByte(),S=[],E=[];for(let e=0;e<o;e++)S.push(r.readBool()),E.push(r.readBool());if(o>0)for(let e=o;e<8;e++)r.readBits(2);for(let e=0;e<o;e++)S[e]&&(r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte(),r.readByte()),S[e]&&r.readByte();r.readUEG();let A=r.readUEG();3==A&&r.readBits(1);let U=r.readUEG(),x=r.readUEG();r.readBool()&&(i+=r.readUEG(),n+=r.readUEG(),s+=r.readUEG(),a+=r.readUEG());let T=r.readUEG(),B=r.readUEG(),C=r.readUEG();for(let e=r.readBool()?0:o;e<=o;e++)r.readUEG(),r.readUEG(),r.readUEG();if(r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readBool()&&r.readBool())for(let e=0;e<4;e++)for(let t=0;t<(3===e?2:6);t++)if(r.readBool()){let t=Math.min(64,1<<4+(e<<1));e>1&&r.readSEG();for(let e=0;e<t;e++)r.readSEG()}else r.readUEG();r.readBool(),r.readBool(),r.readBool()&&(r.readByte(),r.readUEG(),r.readUEG(),r.readBool());let k=r.readUEG(),P=0;for(let e=0;e<k;e++){let t=!1;if(0!==e&&(t=r.readBool()),t){e===k&&r.readUEG(),r.readBool(),r.readUEG();let t=0;for(let e=0;e<=P;e++){let e=r.readBool(),i=!1;e||(i=r.readBool()),(e||i)&&t++}P=t}else{let e=r.readUEG(),t=r.readUEG();P=e+t;for(let t=0;t<e;t++)r.readUEG(),r.readBool();for(let e=0;e<t;e++)r.readUEG(),r.readBool()}}if(r.readBool()){let e=r.readUEG();for(let t=0;t<e;t++){for(let e=0;e<C+4;e++)r.readBits(1);r.readBits(1)}}let D=!1,I=0,F=1,L=1,R=!1,M=1,z=1;if(r.readBool(),r.readBool(),r.readBool()){if(r.readBool()){let e=r.readByte(),t=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2],i=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1];e>0&&e<16?(F=t[e-1],L=i[e-1]):255===e&&(F=r.readBits(16),L=r.readBits(16))}if(r.readBool()&&r.readBool(),r.readBool()&&(r.readBits(3),r.readBool(),r.readBool()&&(r.readByte(),r.readByte(),r.readByte())),r.readBool()&&(r.readUEG(),r.readUEG()),r.readBool(),r.readBool(),r.readBool(),D=r.readBool(),D&&(i+=r.readUEG(),n+=r.readUEG(),s+=r.readUEG(),a+=r.readUEG()),r.readBool()&&(M=r.readBits(32),z=r.readBits(32),r.readBool()&&(r.readUEG(),r.readBool()))){let e=!1,t=!1,i=!1;e=r.readBool(),t=r.readBool(),(e||t)&&(i=r.readBool(),i&&(r.readByte(),r.readBits(5),r.readBool(),r.readBits(5)),r.readBits(4),r.readBits(4),i&&r.readBits(4),r.readBits(5),r.readBits(5),r.readBits(5));for(let n=0;n<=o;n++){let n=r.readBool();R=n;let s=!1,a=1;n||(s=r.readBool());let o=!1;if(s?r.readSEG():o=r.readBool(),o||(cpbcnt=r.readUEG()+1),e)for(let e=0;e<a;e++)r.readUEG(),r.readUEG(),i&&(r.readUEG(),r.readUEG());if(t)for(let e=0;e<a;e++)r.readUEG(),r.readUEG(),i&&(r.readUEG(),r.readUEG())}}r.readBool()&&(r.readBool(),r.readBool(),r.readBool(),I=r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG(),r.readUEG())}r.readBool();let N=`hvc1.${u}.1.L${w}.B0`,$=U,O=x,G=1;return 1!==F&&1!==L&&(G=F/L),r.destroy(),r=null,{codec_mimetype:N,level_string:(H=w,(H/30).toFixed(1)),profile_idc:u,bit_depth:T+8,ref_frames:1,chroma_format:A,chroma_format_string:Hr(A),general_level_idc:w,general_profile_space:d,general_tier_flag:l,general_profile_idc:u,general_profile_compatibility_flags_1:c,general_profile_compatibility_flags_2:h,general_profile_compatibility_flags_3:f,general_profile_compatibility_flags_4:p,general_constraint_indicator_flags_1:m,general_constraint_indicator_flags_2:_,general_constraint_indicator_flags_3:g,general_constraint_indicator_flags_4:y,general_constraint_indicator_flags_5:v,general_constraint_indicator_flags_6:b,min_spatial_segmentation_idc:I,constant_frame_rate:0,chroma_format_idc:A,bit_depth_luma_minus8:T,bit_depth_chroma_minus8:B,frame_rate:{fixed:R,fps:z/M,fps_den:M,fps_num:z},sar_ratio:{width:F,height:L},codec_size:{width:$,height:O},present_size:{width:$*G,height:O}};var H})(i),o=(e=>{let t=Gr(e),r=new Ot(t);r.readByte(),r.readByte(),r.readUEG(),r.readUEG(),r.readBool(),r.readBool(),r.readBits(3),r.readBool(),r.readBool(),r.readUEG(),r.readUEG(),r.readSEG(),r.readBool(),r.readBool(),r.readBool()&&r.readUEG(),r.readSEG(),r.readSEG(),r.readBool(),r.readBool(),r.readBool(),r.readBool();let i=r.readBool(),n=r.readBool(),s=1;return n&&i?s=0:n?s=3:i&&(s=2),{parallelismType:s}})(r);n=Object.assign(n,s,a,o);let d=23+(5+t.byteLength)+(5+i.byteLength)+(5+r.byteLength),l=new Uint8Array(d);l[0]=1,l[1]=(3&n.general_profile_space)<<6|(n.general_tier_flag?1:0)<<5|31&n.general_profile_idc,l[2]=n.general_profile_compatibility_flags_1||0,l[3]=n.general_profile_compatibility_flags_2||0,l[4]=n.general_profile_compatibility_flags_3||0,l[5]=n.general_profile_compatibility_flags_4||0,l[6]=n.general_constraint_indicator_flags_1||0,l[7]=n.general_constraint_indicator_flags_2||0,l[8]=n.general_constraint_indicator_flags_3||0,l[9]=n.general_constraint_indicator_flags_4||0,l[10]=n.general_constraint_indicator_flags_5||0,l[11]=n.general_constraint_indicator_flags_6||0,l[12]=60,l[13]=240|(3840&n.min_spatial_segmentation_idc)>>8,l[14]=255&n.min_spatial_segmentation_idc,l[15]=252|3&n.parallelismType,l[16]=252|3&n.chroma_format_idc,l[17]=248|7&n.bit_depth_luma_minus8,l[18]=248|7&n.bit_depth_chroma_minus8,l[19]=0,l[20]=0,l[21]=(3&n.constant_frame_rate)<<6|(7&n.num_temporal_layers)<<3|(n.temporal_id_nested?1:0)<<2|3,l[22]=3,l[23]=128|tt,l[24]=0,l[25]=1,l[26]=(65280&t.byteLength)>>8,l[27]=(255&t.byteLength)>>0,l.set(t,28),l[23+(5+t.byteLength)+0]=128|it,l[23+(5+t.byteLength)+1]=0,l[23+(5+t.byteLength)+2]=1,l[23+(5+t.byteLength)+3]=(65280&i.byteLength)>>8,l[23+(5+t.byteLength)+4]=(255&i.byteLength)>>0,l.set(i,23+(5+t.byteLength)+5),l[23+(5+t.byteLength+5+i.byteLength)+0]=128|st,l[23+(5+t.byteLength+5+i.byteLength)+1]=0,l[23+(5+t.byteLength+5+i.byteLength)+2]=1,l[23+(5+t.byteLength+5+i.byteLength)+3]=(65280&r.byteLength)>>8,l[23+(5+t.byteLength+5+i.byteLength)+4]=(255&r.byteLength)>>0,l.set(r,23+(5+t.byteLength+5+i.byteLength)+5);const u=[28,0,0,0,0],c=new Uint8Array(u.length+l.byteLength);return c.set(u,0),c.set(l,u.length),c}function Kr(e,t){let r=[];r[0]=t?28:44,r[1]=1,r[2]=0,r[3]=0,r[4]=0,r[5]=e.byteLength>>24&255,r[6]=e.byteLength>>16&255,r[7]=e.byteLength>>8&255,r[8]=255&e.byteLength;const i=new Uint8Array(r.length+e.byteLength);return i.set(r,0),i.set(e,r.length),i}function Xr(e,t){let r=[];r[0]=t?28:44,r[1]=1,r[2]=0,r[3]=0,r[4]=0;const i=new Uint8Array(r.length+e.byteLength);return i.set(r,0),i.set(e,r.length),i}function Jr(e){return(126&e[0])>>1}function Zr(e){return e===ot}function Qr(e){return!function(e){return e>=32&&e<=40}(e)}function ei(e){return e>=16&&e<=21}function ti(e){if(0===e.length)return!1;const t=Jr(e[0]);for(let r=1;r<e.length;r++)if(t!==Jr(e[r]))return!1;return!0}class ri{constructor(e){this.data=e,this.eofFlag=!1,this.currentStartcodeOffset=this.findNextStartCodeOffset(0),this.eofFlag&&console.error("Could not find H265 startcode until payload end!")}findNextStartCodeOffset(e){let t=e,r=this.data;for(;;){if(t+3>=r.byteLength)return this.eofFlag=!0,r.byteLength;let e=r[t+0]<<24|r[t+1]<<16|r[t+2]<<8|r[t+3],i=r[t+0]<<16|r[t+1]<<8|r[t+2];if(1===e||1===i)return t;t++}}readNextNaluPayload(){let e=this.data,t=null;for(;null==t&&!this.eofFlag;){let r=this.currentStartcodeOffset;r+=1===(e[r]<<24|e[r+1]<<16|e[r+2]<<8|e[r+3])?4:3;let i=e[r]>>1&63,n=(128&e[r])>>>7,s=this.findNextStartCodeOffset(r);this.currentStartcodeOffset=s,0===n&&(t={type:i,data:e.subarray(r,s)})}return t}}class ii{constructor(e){let t=e.data.byteLength;this.type=e.type,this.data=new Uint8Array(4+t),new DataView(this.data.buffer).setUint32(0,t),this.data.set(e.data,4)}}function ni(e){return parseInt(e)===e}function si(e){if(!ni(e.length))return!1;for(var t=0;t<e.length;t++)if(!ni(e[t])||e[t]<0||e[t]>255)return!1;return!0}function ai(e,t){if(e.buffer&&"Uint8Array"===e.name)return t&&(e=e.slice?e.slice():Array.prototype.slice.call(e)),e;if(Array.isArray(e)){if(!si(e))throw new Error("Array contains invalid value: "+e);return new Uint8Array(e)}if(ni(e.length)&&si(e))return new Uint8Array(e);throw new Error("unsupported array-like object")}function oi(e){return new Uint8Array(e)}function di(e,t,r,i,n){null==i&&null==n||(e=e.slice?e.slice(i,n):Array.prototype.slice.call(e,i,n)),t.set(e,r)}var li,ui={toBytes:function(e){var t=[],r=0;for(e=encodeURI(e);r<e.length;){var i=e.charCodeAt(r++);37===i?(t.push(parseInt(e.substr(r,2),16)),r+=2):t.push(i)}return ai(t)},fromBytes:function(e){for(var t=[],r=0;r<e.length;){var i=e[r];i<128?(t.push(String.fromCharCode(i)),r++):i>191&&i<224?(t.push(String.fromCharCode((31&i)<<6|63&e[r+1])),r+=2):(t.push(String.fromCharCode((15&i)<<12|(63&e[r+1])<<6|63&e[r+2])),r+=3)}return t.join("")}},ci=(li="0123456789abcdef",{toBytes:function(e){for(var t=[],r=0;r<e.length;r+=2)t.push(parseInt(e.substr(r,2),16));return t},fromBytes:function(e){for(var t=[],r=0;r<e.length;r++){var i=e[r];t.push(li[(240&i)>>4]+li[15&i])}return 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Bi(e){for(var t=[],r=0;r<e.length;r+=4)t.push(e[r]<<24|e[r+1]<<16|e[r+2]<<8|e[r+3]);return t}var Ci=function(e){if(!(this instanceof Ci))throw Error("AES must be instanitated with `new`");Object.defineProperty(this,"key",{value:ai(e,!0)}),this._prepare()};Ci.prototype._prepare=function(){var e=hi[this.key.length];if(null==e)throw new Error("invalid key size (must be 16, 24 or 32 bytes)");this._Ke=[],this._Kd=[];for(var t=0;t<=e;t++)this._Ke.push([0,0,0,0]),this._Kd.push([0,0,0,0]);var r,i=4*(e+1),n=this.key.length/4,s=Bi(this.key);for(t=0;t<n;t++)r=t>>2,this._Ke[r][t%4]=s[t],this._Kd[e-r][t%4]=s[t];for(var a,o=0,d=n;d<i;){if(a=s[n-1],s[0]^=pi[a>>16&255]<<24^pi[a>>8&255]<<16^pi[255&a]<<8^pi[a>>24&255]^fi[o]<<24,o+=1,8!=n)for(t=1;t<n;t++)s[t]^=s[t-1];else{for(t=1;t<n/2;t++)s[t]^=s[t-1];a=s[n/2-1],s[n/2]^=pi[255&a]^pi[a>>8&255]<<8^pi[a>>16&255]<<16^pi[a>>24&255]<<24;for(t=n/2+1;t<n;t++)s[t]^=s[t-1]}for(t=0;t<n&&d<i;)l=d>>2,u=d%4,this._Ke[l][u]=s[t],this._Kd[e-l][u]=s[t++],d++}for(var l=1;l<e;l++)for(var u=0;u<4;u++)a=this._Kd[l][u],this._Kd[l][u]=Ai[a>>24&255]^Ui[a>>16&255]^xi[a>>8&255]^Ti[255&a]},Ci.prototype.encrypt=function(e){if(16!=e.length)throw new Error("invalid plaintext size (must be 16 bytes)");for(var t=this._Ke.length-1,r=[0,0,0,0],i=Bi(e),n=0;n<4;n++)i[n]^=this._Ke[0][n];for(var s=1;s<t;s++){for(n=0;n<4;n++)r[n]=_i[i[n]>>24&255]^gi[i[(n+1)%4]>>16&255]^yi[i[(n+2)%4]>>8&255]^vi[255&i[(n+3)%4]]^this._Ke[s][n];i=r.slice()}var a,o=oi(16);for(n=0;n<4;n++)a=this._Ke[t][n],o[4*n]=255&(pi[i[n]>>24&255]^a>>24),o[4*n+1]=255&(pi[i[(n+1)%4]>>16&255]^a>>16),o[4*n+2]=255&(pi[i[(n+2)%4]>>8&255]^a>>8),o[4*n+3]=255&(pi[255&i[(n+3)%4]]^a);return o},Ci.prototype.decrypt=function(e){if(16!=e.length)throw new Error("invalid ciphertext size (must be 16 bytes)");for(var t=this._Kd.length-1,r=[0,0,0,0],i=Bi(e),n=0;n<4;n++)i[n]^=this._Kd[0][n];for(var s=1;s<t;s++){for(n=0;n<4;n++)r[n]=bi[i[n]>>24&255]^wi[i[(n+3)%4]>>16&255]^Si[i[(n+2)%4]>>8&255]^Ei[255&i[(n+1)%4]]^this._Kd[s][n];i=r.slice()}var a,o=oi(16);for(n=0;n<4;n++)a=this._Kd[t][n],o[4*n]=255&(mi[i[n]>>24&255]^a>>24),o[4*n+1]=255&(mi[i[(n+3)%4]>>16&255]^a>>16),o[4*n+2]=255&(mi[i[(n+2)%4]>>8&255]^a>>8),o[4*n+3]=255&(mi[255&i[(n+1)%4]]^a);return o};var ki=function(e){if(!(this instanceof ki))throw Error("AES must be instanitated with `new`");this.description="Electronic Code Block",this.name="ecb",this._aes=new Ci(e)};ki.prototype.encrypt=function(e){if((e=ai(e)).length%16!=0)throw new Error("invalid plaintext size (must be multiple of 16 bytes)");for(var t=oi(e.length),r=oi(16),i=0;i<e.length;i+=16)di(e,r,0,i,i+16),di(r=this._aes.encrypt(r),t,i);return t},ki.prototype.decrypt=function(e){if((e=ai(e)).length%16!=0)throw new Error("invalid ciphertext size (must be multiple of 16 bytes)");for(var t=oi(e.length),r=oi(16),i=0;i<e.length;i+=16)di(e,r,0,i,i+16),di(r=this._aes.decrypt(r),t,i);return t};var Pi=function(e,t){if(!(this instanceof Pi))throw Error("AES must be instanitated with `new`");if(this.description="Cipher Block Chaining",this.name="cbc",t){if(16!=t.length)throw new Error("invalid initialation vector size (must be 16 bytes)")}else t=oi(16);this._lastCipherblock=ai(t,!0),this._aes=new Ci(e)};Pi.prototype.encrypt=function(e){if((e=ai(e)).length%16!=0)throw new Error("invalid plaintext size (must be multiple of 16 bytes)");for(var t=oi(e.length),r=oi(16),i=0;i<e.length;i+=16){di(e,r,0,i,i+16);for(var n=0;n<16;n++)r[n]^=this._lastCipherblock[n];this._lastCipherblock=this._aes.encrypt(r),di(this._lastCipherblock,t,i)}return t},Pi.prototype.decrypt=function(e){if((e=ai(e)).length%16!=0)throw new Error("invalid ciphertext size (must be multiple of 16 bytes)");for(var t=oi(e.length),r=oi(16),i=0;i<e.length;i+=16){di(e,r,0,i,i+16),r=this._aes.decrypt(r);for(var n=0;n<16;n++)t[i+n]=r[n]^this._lastCipherblock[n];di(e,this._lastCipherblock,0,i,i+16)}return t};var Di=function(e,t,r){if(!(this instanceof Di))throw Error("AES must be instanitated with `new`");if(this.description="Cipher Feedback",this.name="cfb",t){if(16!=t.length)throw new Error("invalid initialation vector size (must be 16 size)")}else t=oi(16);r||(r=1),this.segmentSize=r,this._shiftRegister=ai(t,!0),this._aes=new Ci(e)};Di.prototype.encrypt=function(e){if(e.length%this.segmentSize!=0)throw new Error("invalid plaintext size (must be segmentSize bytes)");for(var t,r=ai(e,!0),i=0;i<r.length;i+=this.segmentSize){t=this._aes.encrypt(this._shiftRegister);for(var n=0;n<this.segmentSize;n++)r[i+n]^=t[n];di(this._shiftRegister,this._shiftRegister,0,this.segmentSize),di(r,this._shiftRegister,16-this.segmentSize,i,i+this.segmentSize)}return r},Di.prototype.decrypt=function(e){if(e.length%this.segmentSize!=0)throw new Error("invalid ciphertext size (must be segmentSize bytes)");for(var t,r=ai(e,!0),i=0;i<r.length;i+=this.segmentSize){t=this._aes.encrypt(this._shiftRegister);for(var n=0;n<this.segmentSize;n++)r[i+n]^=t[n];di(this._shiftRegister,this._shiftRegister,0,this.segmentSize),di(e,this._shiftRegister,16-this.segmentSize,i,i+this.segmentSize)}return r};var Ii=function(e,t){if(!(this instanceof Ii))throw Error("AES must be instanitated with `new`");if(this.description="Output Feedback",this.name="ofb",t){if(16!=t.length)throw new Error("invalid initialation vector size (must be 16 bytes)")}else t=oi(16);this._lastPrecipher=ai(t,!0),this._lastPrecipherIndex=16,this._aes=new Ci(e)};Ii.prototype.encrypt=function(e){for(var t=ai(e,!0),r=0;r<t.length;r++)16===this._lastPrecipherIndex&&(this._lastPrecipher=this._aes.encrypt(this._lastPrecipher),this._lastPrecipherIndex=0),t[r]^=this._lastPrecipher[this._lastPrecipherIndex++];return t},Ii.prototype.decrypt=Ii.prototype.encrypt;var Fi=function(e){if(!(this instanceof Fi))throw Error("Counter must be instanitated with `new`");0===e||e||(e=1),"number"==typeof e?(this._counter=oi(16),this.setValue(e)):this.setBytes(e)};Fi.prototype.setValue=function(e){if("number"!=typeof e||parseInt(e)!=e)throw new Error("invalid counter value (must be an integer)");if(e>Number.MAX_SAFE_INTEGER)throw new Error("integer value out of safe range");for(var t=15;t>=0;--t)this._counter[t]=e%256,e=parseInt(e/256)},Fi.prototype.setBytes=function(e){if(16!=(e=ai(e,!0)).length)throw new Error("invalid counter bytes size (must be 16 bytes)");this._counter=e},Fi.prototype.increment=function(){for(var e=15;e>=0;e--){if(255!==this._counter[e]){this._counter[e]++;break}this._counter[e]=0}};var Li=function(e,t){if(!(this instanceof Li))throw Error("AES must be instanitated with `new`");this.description="Counter",this.name="ctr",t instanceof Fi||(t=new Fi(t)),this._counter=t,this._remainingCounter=null,this._remainingCounterIndex=16,this._aes=new Ci(e)};Li.prototype.encrypt=function(e){for(var t=ai(e,!0),r=0;r<t.length;r++)16===this._remainingCounterIndex&&(this._remainingCounter=this._aes.encrypt(this._counter._counter),this._remainingCounterIndex=0,this._counter.increment()),t[r]^=this._remainingCounter[this._remainingCounterIndex++];return t},Li.prototype.decrypt=Li.prototype.encrypt;const Ri={AES:Ci,Counter:Fi,ModeOfOperation:{ecb:ki,cbc:Pi,cfb:Di,ofb:Ii,ctr:Li},utils:{hex:ci,utf8:ui},padding:{pkcs7:{pad:function(e){var t=16-(e=ai(e,!0)).length%16,r=oi(e.length+t);di(e,r);for(var i=e.length;i<r.length;i++)r[i]=t;return r},strip:function(e){if((e=ai(e,!0)).length<16)throw new Error("PKCS#7 invalid length");var t=e[e.length-1];if(t>16)throw new Error("PKCS#7 padding byte out of range");for(var r=e.length-t,i=0;i<t;i++)if(e[r+i]!==t)throw new Error("PKCS#7 invalid padding byte");var n=oi(r);return di(e,n,0,0,r),n}}},_arrayTest:{coerceArray:ai,createArray:oi,copyArray:di}};function Mi(e){return e[3]|e[2]<<8|e[1]<<16|e[0]<<24}function zi(e,t,r){let i=arguments.length>3&&void 0!==arguments[3]&&arguments[3];t=new Uint8Array(t),r=new Uint8Array(r);const n=e.byteLength;let s=5;for(;s<n;){let a=Mi(e.slice(s,s+4));if(a>n)break;let o=e[s+4],d=!1;if(i?(o=o>>>1&63,d=[0,1,2,3,4,5,6,7,8,9,16,17,18,19,20,21].includes(o)):(o&=31,d=1===o||5===o),d){const i=e.slice(s+4+2,s+4+a);let n=new Ri.ModeOfOperation.ctr(t,new Ri.Counter(r));const o=n.decrypt(i);n=null,e.set(o,s+4+2)}s=s+4+a}return e}function Ni(e,t,r){if(e.byteLength<=30)return e;const i=e.slice(32);let n=new Ri.ModeOfOperation.ctr(t,new Ri.Counter(r));const s=n.decrypt(i);return n=null,e.set(s,32),e}var $i=$t((function(e,t){var r,n,s,a=(r=new Date,n=4,s={setLogLevel:function(e){n=e==this.debug?1:e==this.info?2:e==this.warn?3:(this.error,4)},debug:function(e,t){void 0===console.debug&&(console.debug=console.log),1>=n&&console.debug("["+a.getDurationString(new Date-r,1e3)+"]","["+e+"]",t)},log:function(e,t){this.debug(e.msg)},info:function(e,t){2>=n&&console.info("["+a.getDurationString(new Date-r,1e3)+"]","["+e+"]",t)},warn:function(e,t){3>=n&&console.warn("["+a.getDurationString(new Date-r,1e3)+"]","["+e+"]",t)},error:function(e,t){4>=n&&console.error("["+a.getDurationString(new Date-r,1e3)+"]","["+e+"]",t)}},s);a.getDurationString=function(e,t){var r;function i(e,t){for(var r=(""+e).split(".");r[0].length<t;)r[0]="0"+r[0];return r.join(".")}e<0?(r=!0,e=-e):r=!1;var n=e/(t||1),s=Math.floor(n/3600);n-=3600*s;var a=Math.floor(n/60),o=1e3*(n-=60*a);return o-=1e3*(n=Math.floor(n)),o=Math.floor(o),(r?"-":"")+s+":"+i(a,2)+":"+i(n,2)+"."+i(o,3)},a.printRanges=function(e){var t=e.length;if(t>0){for(var r="",i=0;i<t;i++)i>0&&(r+=","),r+="["+a.getDurationString(e.start(i))+","+a.getDurationString(e.end(i))+"]";return r}return"(empty)"},t.Log=a;var o=function(e){if(!(e instanceof ArrayBuffer))throw"Needs an array buffer";this.buffer=e,this.dataview=new DataView(e),this.position=0};o.prototype.getPosition=function(){return this.position},o.prototype.getEndPosition=function(){return this.buffer.byteLength},o.prototype.getLength=function(){return this.buffer.byteLength},o.prototype.seek=function(e){var t=Math.max(0,Math.min(this.buffer.byteLength,e));return this.position=isNaN(t)||!isFinite(t)?0:t,!0},o.prototype.isEos=function(){return this.getPosition()>=this.getEndPosition()},o.prototype.readAnyInt=function(e,t){var r=0;if(this.position+e<=this.buffer.byteLength){switch(e){case 1:r=t?this.dataview.getInt8(this.position):this.dataview.getUint8(this.position);break;case 2:r=t?this.dataview.getInt16(this.position):this.dataview.getUint16(this.position);break;case 3:if(t)throw"No method for reading signed 24 bits values";r=this.dataview.getUint8(this.position)<<16,r|=this.dataview.getUint8(this.position+1)<<8,r|=this.dataview.getUint8(this.position+2);break;case 4:r=t?this.dataview.getInt32(this.position):this.dataview.getUint32(this.position);break;case 8:if(t)throw"No method for reading signed 64 bits values";r=this.dataview.getUint32(this.position)<<32,r|=this.dataview.getUint32(this.position+4);break;default:throw"readInt method not implemented for size: "+e}return this.position+=e,r}throw"Not enough bytes in buffer"},o.prototype.readUint8=function(){return this.readAnyInt(1,!1)},o.prototype.readUint16=function(){return this.readAnyInt(2,!1)},o.prototype.readUint24=function(){return this.readAnyInt(3,!1)},o.prototype.readUint32=function(){return this.readAnyInt(4,!1)},o.prototype.readUint64=function(){return this.readAnyInt(8,!1)},o.prototype.readString=function(e){if(this.position+e<=this.buffer.byteLength){for(var t="",r=0;r<e;r++)t+=String.fromCharCode(this.readUint8());return t}throw"Not enough bytes in buffer"},o.prototype.readCString=function(){for(var e=[];;){var t=this.readUint8();if(0===t)break;e.push(t)}return String.fromCharCode.apply(null,e)},o.prototype.readInt8=function(){return this.readAnyInt(1,!0)},o.prototype.readInt16=function(){return this.readAnyInt(2,!0)},o.prototype.readInt32=function(){return this.readAnyInt(4,!0)},o.prototype.readInt64=function(){return this.readAnyInt(8,!1)},o.prototype.readUint8Array=function(e){for(var t=new Uint8Array(e),r=0;r<e;r++)t[r]=this.readUint8();return t},o.prototype.readInt16Array=function(e){for(var t=new Int16Array(e),r=0;r<e;r++)t[r]=this.readInt16();return t},o.prototype.readUint16Array=function(e){for(var t=new Int16Array(e),r=0;r<e;r++)t[r]=this.readUint16();return t},o.prototype.readUint32Array=function(e){for(var t=new Uint32Array(e),r=0;r<e;r++)t[r]=this.readUint32();return t},o.prototype.readInt32Array=function(e){for(var t=new Int32Array(e),r=0;r<e;r++)t[r]=this.readInt32();return t},t.MP4BoxStream=o;var d=function(e,t,r){this._byteOffset=t||0,e instanceof ArrayBuffer?this.buffer=e:"object"==typeof e?(this.dataView=e,t&&(this._byteOffset+=t)):this.buffer=new ArrayBuffer(e||0),this.position=0,this.endianness=null==r?d.LITTLE_ENDIAN:r};d.prototype={},d.prototype.getPosition=function(){return this.position},d.prototype._realloc=function(e){if(this._dynamicSize){var t=this._byteOffset+this.position+e,r=this._buffer.byteLength;if(t<=r)t>this._byteLength&&(this._byteLength=t);else{for(r<1&&(r=1);t>r;)r*=2;var i=new ArrayBuffer(r),n=new Uint8Array(this._buffer);new Uint8Array(i,0,n.length).set(n),this.buffer=i,this._byteLength=t}}},d.prototype._trimAlloc=function(){if(this._byteLength!=this._buffer.byteLength){var e=new ArrayBuffer(this._byteLength),t=new Uint8Array(e),r=new Uint8Array(this._buffer,0,t.length);t.set(r),this.buffer=e}},d.BIG_ENDIAN=!1,d.LITTLE_ENDIAN=!0,d.prototype._byteLength=0,Object.defineProperty(d.prototype,"byteLength",{get:function(){return this._byteLength-this._byteOffset}}),Object.defineProperty(d.prototype,"buffer",{get:function(){return this._trimAlloc(),this._buffer},set:function(e){this._buffer=e,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(d.prototype,"byteOffset",{get:function(){return this._byteOffset},set:function(e){this._byteOffset=e,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._buffer.byteLength}}),Object.defineProperty(d.prototype,"dataView",{get:function(){return this._dataView},set:function(e){this._byteOffset=e.byteOffset,this._buffer=e.buffer,this._dataView=new DataView(this._buffer,this._byteOffset),this._byteLength=this._byteOffset+e.byteLength}}),d.prototype.seek=function(e){var t=Math.max(0,Math.min(this.byteLength,e));this.position=isNaN(t)||!isFinite(t)?0:t},d.prototype.isEof=function(){return this.position>=this._byteLength},d.prototype.mapUint8Array=function(e){this._realloc(1*e);var t=new Uint8Array(this._buffer,this.byteOffset+this.position,e);return this.position+=1*e,t},d.prototype.readInt32Array=function(e,t){e=null==e?this.byteLength-this.position/4:e;var r=new Int32Array(e);return d.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,e*r.BYTES_PER_ELEMENT),d.arrayToNative(r,null==t?this.endianness:t),this.position+=r.byteLength,r},d.prototype.readInt16Array=function(e,t){e=null==e?this.byteLength-this.position/2:e;var r=new Int16Array(e);return d.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,e*r.BYTES_PER_ELEMENT),d.arrayToNative(r,null==t?this.endianness:t),this.position+=r.byteLength,r},d.prototype.readInt8Array=function(e){e=null==e?this.byteLength-this.position:e;var t=new Int8Array(e);return d.memcpy(t.buffer,0,this.buffer,this.byteOffset+this.position,e*t.BYTES_PER_ELEMENT),this.position+=t.byteLength,t},d.prototype.readUint32Array=function(e,t){e=null==e?this.byteLength-this.position/4:e;var r=new Uint32Array(e);return d.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,e*r.BYTES_PER_ELEMENT),d.arrayToNative(r,null==t?this.endianness:t),this.position+=r.byteLength,r},d.prototype.readUint16Array=function(e,t){e=null==e?this.byteLength-this.position/2:e;var r=new Uint16Array(e);return d.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,e*r.BYTES_PER_ELEMENT),d.arrayToNative(r,null==t?this.endianness:t),this.position+=r.byteLength,r},d.prototype.readUint8Array=function(e){e=null==e?this.byteLength-this.position:e;var t=new Uint8Array(e);return d.memcpy(t.buffer,0,this.buffer,this.byteOffset+this.position,e*t.BYTES_PER_ELEMENT),this.position+=t.byteLength,t},d.prototype.readFloat64Array=function(e,t){e=null==e?this.byteLength-this.position/8:e;var r=new Float64Array(e);return d.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,e*r.BYTES_PER_ELEMENT),d.arrayToNative(r,null==t?this.endianness:t),this.position+=r.byteLength,r},d.prototype.readFloat32Array=function(e,t){e=null==e?this.byteLength-this.position/4:e;var r=new Float32Array(e);return d.memcpy(r.buffer,0,this.buffer,this.byteOffset+this.position,e*r.BYTES_PER_ELEMENT),d.arrayToNative(r,null==t?this.endianness:t),this.position+=r.byteLength,r},d.prototype.readInt32=function(e){var t=this._dataView.getInt32(this.position,null==e?this.endianness:e);return this.position+=4,t},d.prototype.readInt16=function(e){var t=this._dataView.getInt16(this.position,null==e?this.endianness:e);return this.position+=2,t},d.prototype.readInt8=function(){var e=this._dataView.getInt8(this.position);return this.position+=1,e},d.prototype.readUint32=function(e){var t=this._dataView.getUint32(this.position,null==e?this.endianness:e);return this.position+=4,t},d.prototype.readUint16=function(e){var t=this._dataView.getUint16(this.position,null==e?this.endianness:e);return this.position+=2,t},d.prototype.readUint8=function(){var e=this._dataView.getUint8(this.position);return this.position+=1,e},d.prototype.readFloat32=function(e){var t=this._dataView.getFloat32(this.position,null==e?this.endianness:e);return this.position+=4,t},d.prototype.readFloat64=function(e){var t=this._dataView.getFloat64(this.position,null==e?this.endianness:e);return this.position+=8,t},d.endianness=new Int8Array(new Int16Array([1]).buffer)[0]>0,d.memcpy=function(e,t,r,i,n){var s=new Uint8Array(e,t,n),a=new Uint8Array(r,i,n);s.set(a)},d.arrayToNative=function(e,t){return t==this.endianness?e:this.flipArrayEndianness(e)},d.nativeToEndian=function(e,t){return this.endianness==t?e:this.flipArrayEndianness(e)},d.flipArrayEndianness=function(e){for(var t=new Uint8Array(e.buffer,e.byteOffset,e.byteLength),r=0;r<e.byteLength;r+=e.BYTES_PER_ELEMENT)for(var i=r+e.BYTES_PER_ELEMENT-1,n=r;i>n;i--,n++){var s=t[n];t[n]=t[i],t[i]=s}return e},d.prototype.failurePosition=0,String.fromCharCodeUint8=function(e){for(var t=[],r=0;r<e.length;r++)t[r]=e[r];return String.fromCharCode.apply(null,t)},d.prototype.readString=function(e,t){return null==t||"ASCII"==t?String.fromCharCodeUint8.apply(null,[this.mapUint8Array(null==e?this.byteLength-this.position:e)]):new TextDecoder(t).decode(this.mapUint8Array(e))},d.prototype.readCString=function(e){var t=this.byteLength-this.position,r=new Uint8Array(this._buffer,this._byteOffset+this.position),i=t;null!=e&&(i=Math.min(e,t));for(var n=0;n<i&&0!==r[n];n++);var s=String.fromCharCodeUint8.apply(null,[this.mapUint8Array(n)]);return null!=e?this.position+=i-n:n!=t&&(this.position+=1),s};var l=Math.pow(2,32);d.prototype.readInt64=function(){return this.readInt32()*l+this.readUint32()},d.prototype.readUint64=function(){return this.readUint32()*l+this.readUint32()},d.prototype.readInt64=function(){return this.readUint32()*l+this.readUint32()},d.prototype.readUint24=function(){return(this.readUint8()<<16)+(this.readUint8()<<8)+this.readUint8()},t.DataStream=d,d.prototype.save=function(e){var t=new Blob([this.buffer]);if(!window.URL||!URL.createObjectURL)throw"DataStream.save: Can't create object URL.";var r=window.URL.createObjectURL(t),i=document.createElement("a");document.body.appendChild(i),i.setAttribute("href",r),i.setAttribute("download",e),i.setAttribute("target","_self"),i.click(),window.URL.revokeObjectURL(r)},d.prototype._dynamicSize=!0,Object.defineProperty(d.prototype,"dynamicSize",{get:function(){return this._dynamicSize},set:function(e){e||this._trimAlloc(),this._dynamicSize=e}}),d.prototype.shift=function(e){var t=new ArrayBuffer(this._byteLength-e),r=new Uint8Array(t),i=new Uint8Array(this._buffer,e,r.length);r.set(i),this.buffer=t,this.position-=e},d.prototype.writeInt32Array=function(e,t){if(this._realloc(4*e.length),e instanceof Int32Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapInt32Array(e.length,t);else for(var r=0;r<e.length;r++)this.writeInt32(e[r],t)},d.prototype.writeInt16Array=function(e,t){if(this._realloc(2*e.length),e instanceof Int16Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapInt16Array(e.length,t);else for(var r=0;r<e.length;r++)this.writeInt16(e[r],t)},d.prototype.writeInt8Array=function(e){if(this._realloc(1*e.length),e instanceof Int8Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapInt8Array(e.length);else for(var t=0;t<e.length;t++)this.writeInt8(e[t])},d.prototype.writeUint32Array=function(e,t){if(this._realloc(4*e.length),e instanceof Uint32Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapUint32Array(e.length,t);else for(var r=0;r<e.length;r++)this.writeUint32(e[r],t)},d.prototype.writeUint16Array=function(e,t){if(this._realloc(2*e.length),e instanceof Uint16Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapUint16Array(e.length,t);else for(var r=0;r<e.length;r++)this.writeUint16(e[r],t)},d.prototype.writeUint8Array=function(e){if(this._realloc(1*e.length),e instanceof Uint8Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapUint8Array(e.length);else for(var t=0;t<e.length;t++)this.writeUint8(e[t])},d.prototype.writeFloat64Array=function(e,t){if(this._realloc(8*e.length),e instanceof Float64Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapFloat64Array(e.length,t);else for(var r=0;r<e.length;r++)this.writeFloat64(e[r],t)},d.prototype.writeFloat32Array=function(e,t){if(this._realloc(4*e.length),e instanceof Float32Array&&this.byteOffset+this.position%e.BYTES_PER_ELEMENT===0)d.memcpy(this._buffer,this.byteOffset+this.position,e.buffer,0,e.byteLength),this.mapFloat32Array(e.length,t);else for(var r=0;r<e.length;r++)this.writeFloat32(e[r],t)},d.prototype.writeInt32=function(e,t){this._realloc(4),this._dataView.setInt32(this.position,e,null==t?this.endianness:t),this.position+=4},d.prototype.writeInt16=function(e,t){this._realloc(2),this._dataView.setInt16(this.position,e,null==t?this.endianness:t),this.position+=2},d.prototype.writeInt8=function(e){this._realloc(1),this._dataView.setInt8(this.position,e),this.position+=1},d.prototype.writeUint32=function(e,t){this._realloc(4),this._dataView.setUint32(this.position,e,null==t?this.endianness:t),this.position+=4},d.prototype.writeUint16=function(e,t){this._realloc(2),this._dataView.setUint16(this.position,e,null==t?this.endianness:t),this.position+=2},d.prototype.writeUint8=function(e){this._realloc(1),this._dataView.setUint8(this.position,e),this.position+=1},d.prototype.writeFloat32=function(e,t){this._realloc(4),this._dataView.setFloat32(this.position,e,null==t?this.endianness:t),this.position+=4},d.prototype.writeFloat64=function(e,t){this._realloc(8),this._dataView.setFloat64(this.position,e,null==t?this.endianness:t),this.position+=8},d.prototype.writeUCS2String=function(e,t,r){null==r&&(r=e.length);for(var i=0;i<e.length&&i<r;i++)this.writeUint16(e.charCodeAt(i),t);for(;i<r;i++)this.writeUint16(0)},d.prototype.writeString=function(e,t,r){var i=0;if(null==t||"ASCII"==t)if(null!=r){var n=Math.min(e.length,r);for(i=0;i<n;i++)this.writeUint8(e.charCodeAt(i));for(;i<r;i++)this.writeUint8(0)}else for(i=0;i<e.length;i++)this.writeUint8(e.charCodeAt(i));else this.writeUint8Array(new TextEncoder(t).encode(e.substring(0,r)))},d.prototype.writeCString=function(e,t){var r=0;if(null!=t){var i=Math.min(e.length,t);for(r=0;r<i;r++)this.writeUint8(e.charCodeAt(r));for(;r<t;r++)this.writeUint8(0)}else{for(r=0;r<e.length;r++)this.writeUint8(e.charCodeAt(r));this.writeUint8(0)}},d.prototype.writeStruct=function(e,t){for(var r=0;r<e.length;r+=2){var i=e[r+1];this.writeType(i,t[e[r]],t)}},d.prototype.writeType=function(e,t,r){var i;if("function"==typeof e)return e(this,t);if("object"==typeof e&&!(e instanceof Array))return e.set(this,t,r);var n=null,s="ASCII",a=this.position;switch("string"==typeof e&&/:/.test(e)&&(i=e.split(":"),e=i[0],n=parseInt(i[1])),"string"==typeof e&&/,/.test(e)&&(i=e.split(","),e=i[0],s=parseInt(i[1])),e){case"uint8":this.writeUint8(t);break;case"int8":this.writeInt8(t);break;case"uint16":this.writeUint16(t,this.endianness);break;case"int16":this.writeInt16(t,this.endianness);break;case"uint32":this.writeUint32(t,this.endianness);break;case"int32":this.writeInt32(t,this.endianness);break;case"float32":this.writeFloat32(t,this.endianness);break;case"float64":this.writeFloat64(t,this.endianness);break;case"uint16be":this.writeUint16(t,d.BIG_ENDIAN);break;case"int16be":this.writeInt16(t,d.BIG_ENDIAN);break;case"uint32be":this.writeUint32(t,d.BIG_ENDIAN);break;case"int32be":this.writeInt32(t,d.BIG_ENDIAN);break;case"float32be":this.writeFloat32(t,d.BIG_ENDIAN);break;case"float64be":this.writeFloat64(t,d.BIG_ENDIAN);break;case"uint16le":this.writeUint16(t,d.LITTLE_ENDIAN);break;case"int16le":this.writeInt16(t,d.LITTLE_ENDIAN);break;case"uint32le":this.writeUint32(t,d.LITTLE_ENDIAN);break;case"int32le":this.writeInt32(t,d.LITTLE_ENDIAN);break;case"float32le":this.writeFloat32(t,d.LITTLE_ENDIAN);break;case"float64le":this.writeFloat64(t,d.LITTLE_ENDIAN);break;case"cstring":this.writeCString(t,n);break;case"string":this.writeString(t,s,n);break;case"u16string":this.writeUCS2String(t,this.endianness,n);break;case"u16stringle":this.writeUCS2String(t,d.LITTLE_ENDIAN,n);break;case"u16stringbe":this.writeUCS2String(t,d.BIG_ENDIAN,n);break;default:if(3==e.length){for(var o=e[1],l=0;l<t.length;l++)this.writeType(o,t[l]);break}this.writeStruct(e,t)}null!=n&&(this.position=a,this._realloc(n),this.position=a+n)},d.prototype.writeUint64=function(e){var t=Math.floor(e/l);this.writeUint32(t),this.writeUint32(4294967295&e)},d.prototype.writeUint24=function(e){this.writeUint8((16711680&e)>>16),this.writeUint8((65280&e)>>8),this.writeUint8(255&e)},d.prototype.adjustUint32=function(e,t){var r=this.position;this.seek(e),this.writeUint32(t),this.seek(r)},d.prototype.mapInt32Array=function(e,t){this._realloc(4*e);var r=new Int32Array(this._buffer,this.byteOffset+this.position,e);return d.arrayToNative(r,null==t?this.endianness:t),this.position+=4*e,r},d.prototype.mapInt16Array=function(e,t){this._realloc(2*e);var r=new Int16Array(this._buffer,this.byteOffset+this.position,e);return d.arrayToNative(r,null==t?this.endianness:t),this.position+=2*e,r},d.prototype.mapInt8Array=function(e){this._realloc(1*e);var t=new Int8Array(this._buffer,this.byteOffset+this.position,e);return this.position+=1*e,t},d.prototype.mapUint32Array=function(e,t){this._realloc(4*e);var r=new Uint32Array(this._buffer,this.byteOffset+this.position,e);return d.arrayToNative(r,null==t?this.endianness:t),this.position+=4*e,r},d.prototype.mapUint16Array=function(e,t){this._realloc(2*e);var r=new Uint16Array(this._buffer,this.byteOffset+this.position,e);return d.arrayToNative(r,null==t?this.endianness:t),this.position+=2*e,r},d.prototype.mapFloat64Array=function(e,t){this._realloc(8*e);var r=new Float64Array(this._buffer,this.byteOffset+this.position,e);return d.arrayToNative(r,null==t?this.endianness:t),this.position+=8*e,r},d.prototype.mapFloat32Array=function(e,t){this._realloc(4*e);var r=new Float32Array(this._buffer,this.byteOffset+this.position,e);return d.arrayToNative(r,null==t?this.endianness:t),this.position+=4*e,r};var u=function(e){this.buffers=[],this.bufferIndex=-1,e&&(this.insertBuffer(e),this.bufferIndex=0)};(u.prototype=new d(new ArrayBuffer,0,d.BIG_ENDIAN)).initialized=function(){var e;return this.bufferIndex>-1||(this.buffers.length>0?0===(e=this.buffers[0]).fileStart?(this.buffer=e,this.bufferIndex=0,a.debug("MultiBufferStream","Stream ready for parsing"),!0):(a.warn("MultiBufferStream","The first buffer should have a fileStart of 0"),this.logBufferLevel(),!1):(a.warn("MultiBufferStream","No buffer to start parsing from"),this.logBufferLevel(),!1))},ArrayBuffer.concat=function(e,t){a.debug("ArrayBuffer","Trying to create a new buffer of size: "+(e.byteLength+t.byteLength));var r=new Uint8Array(e.byteLength+t.byteLength);return r.set(new Uint8Array(e),0),r.set(new Uint8Array(t),e.byteLength),r.buffer},u.prototype.reduceBuffer=function(e,t,r){var i;return(i=new Uint8Array(r)).set(new Uint8Array(e,t,r)),i.buffer.fileStart=e.fileStart+t,i.buffer.usedBytes=0,i.buffer},u.prototype.insertBuffer=function(e){for(var t=!0,r=0;r<this.buffers.length;r++){var i=this.buffers[r];if(e.fileStart<=i.fileStart){if(e.fileStart===i.fileStart){if(e.byteLength>i.byteLength){this.buffers.splice(r,1),r--;continue}a.warn("MultiBufferStream","Buffer (fileStart: "+e.fileStart+" - Length: "+e.byteLength+") already appended, ignoring")}else e.fileStart+e.byteLength<=i.fileStart||(e=this.reduceBuffer(e,0,i.fileStart-e.fileStart)),a.debug("MultiBufferStream","Appending new buffer (fileStart: "+e.fileStart+" - Length: "+e.byteLength+")"),this.buffers.splice(r,0,e),0===r&&(this.buffer=e);t=!1;break}if(e.fileStart<i.fileStart+i.byteLength){var n=i.fileStart+i.byteLength-e.fileStart,s=e.byteLength-n;if(!(s>0)){t=!1;break}e=this.reduceBuffer(e,n,s)}}t&&(a.debug("MultiBufferStream","Appending new buffer (fileStart: "+e.fileStart+" - Length: "+e.byteLength+")"),this.buffers.push(e),0===r&&(this.buffer=e))},u.prototype.logBufferLevel=function(e){var t,r,i,n,s,o=[],d="";for(i=0,n=0,t=0;t<this.buffers.length;t++)r=this.buffers[t],0===t?(s={},o.push(s),s.start=r.fileStart,s.end=r.fileStart+r.byteLength,d+="["+s.start+"-"):s.end===r.fileStart?s.end=r.fileStart+r.byteLength:((s={}).start=r.fileStart,d+=o[o.length-1].end-1+"], ["+s.start+"-",s.end=r.fileStart+r.byteLength,o.push(s)),i+=r.usedBytes,n+=r.byteLength;o.length>0&&(d+=s.end-1+"]");var l=e?a.info:a.debug;0===this.buffers.length?l("MultiBufferStream","No more buffer in memory"):l("MultiBufferStream",this.buffers.length+" stored buffer(s) ("+i+"/"+n+" bytes), continuous ranges: "+d)},u.prototype.cleanBuffers=function(){var e,t;for(e=0;e<this.buffers.length;e++)(t=this.buffers[e]).usedBytes===t.byteLength&&(a.debug("MultiBufferStream","Removing buffer #"+e),this.buffers.splice(e,1),e--)},u.prototype.mergeNextBuffer=function(){var e;if(this.bufferIndex+1<this.buffers.length){if((e=this.buffers[this.bufferIndex+1]).fileStart===this.buffer.fileStart+this.buffer.byteLength){var t=this.buffer.byteLength,r=this.buffer.usedBytes,i=this.buffer.fileStart;return this.buffers[this.bufferIndex]=ArrayBuffer.concat(this.buffer,e),this.buffer=this.buffers[this.bufferIndex],this.buffers.splice(this.bufferIndex+1,1),this.buffer.usedBytes=r,this.buffer.fileStart=i,a.debug("ISOFile","Concatenating buffer for box parsing (length: "+t+"->"+this.buffer.byteLength+")"),!0}return!1}return!1},u.prototype.findPosition=function(e,t,r){var i,n=null,s=-1;for(i=!0===e?0:this.bufferIndex;i<this.buffers.length&&(n=this.buffers[i]).fileStart<=t;)s=i,r&&(n.fileStart+n.byteLength<=t?n.usedBytes=n.byteLength:n.usedBytes=t-n.fileStart,this.logBufferLevel()),i++;return-1!==s&&(n=this.buffers[s]).fileStart+n.byteLength>=t?(a.debug("MultiBufferStream","Found position in existing buffer #"+s),s):-1},u.prototype.findEndContiguousBuf=function(e){var t,r,i,n=void 0!==e?e:this.bufferIndex;if(r=this.buffers[n],this.buffers.length>n+1)for(t=n+1;t<this.buffers.length&&(i=this.buffers[t]).fileStart===r.fileStart+r.byteLength;t++)r=i;return r.fileStart+r.byteLength},u.prototype.getEndFilePositionAfter=function(e){var t=this.findPosition(!0,e,!1);return-1!==t?this.findEndContiguousBuf(t):e},u.prototype.addUsedBytes=function(e){this.buffer.usedBytes+=e,this.logBufferLevel()},u.prototype.setAllUsedBytes=function(){this.buffer.usedBytes=this.buffer.byteLength,this.logBufferLevel()},u.prototype.seek=function(e,t,r){var i;return-1!==(i=this.findPosition(t,e,r))?(this.buffer=this.buffers[i],this.bufferIndex=i,this.position=e-this.buffer.fileStart,a.debug("MultiBufferStream","Repositioning parser at buffer position: "+this.position),!0):(a.debug("MultiBufferStream","Position "+e+" not found in buffered data"),!1)},u.prototype.getPosition=function(){if(-1===this.bufferIndex||null===this.buffers[this.bufferIndex])throw"Error accessing position in the MultiBufferStream";return this.buffers[this.bufferIndex].fileStart+this.position},u.prototype.getLength=function(){return this.byteLength},u.prototype.getEndPosition=function(){if(-1===this.bufferIndex||null===this.buffers[this.bufferIndex])throw"Error accessing position in the MultiBufferStream";return this.buffers[this.bufferIndex].fileStart+this.byteLength},u.prototype.destroy=function(){this.buffers=[],this.bufferIndex},t.MultiBufferStream=u;var c=function(){var e=[];e[3]="ES_Descriptor",e[4]="DecoderConfigDescriptor",e[5]="DecoderSpecificInfo",e[6]="SLConfigDescriptor",this.getDescriptorName=function(t){return e[t]};var t=this,r={};return this.parseOneDescriptor=function(t){var i,n,s,o=0;for(i=t.readUint8(),s=t.readUint8();128&s;)o=(127&s)<<7,s=t.readUint8();return o+=127&s,a.debug("MPEG4DescriptorParser","Found "+(e[i]||"Descriptor "+i)+", size "+o+" at position "+t.getPosition()),(n=e[i]?new r[e[i]](o):new r.Descriptor(o)).parse(t),n},r.Descriptor=function(e,t){this.tag=e,this.size=t,this.descs=[]},r.Descriptor.prototype.parse=function(e){this.data=e.readUint8Array(this.size)},r.Descriptor.prototype.findDescriptor=function(e){for(var t=0;t<this.descs.length;t++)if(this.descs[t].tag==e)return this.descs[t];return null},r.Descriptor.prototype.parseRemainingDescriptors=function(e){for(var r=e.position;e.position<r+this.size;){var i=t.parseOneDescriptor(e);this.descs.push(i)}},r.ES_Descriptor=function(e){r.Descriptor.call(this,3,e)},r.ES_Descriptor.prototype=new r.Descriptor,r.ES_Descriptor.prototype.parse=function(e){if(this.ES_ID=e.readUint16(),this.flags=e.readUint8(),this.size-=3,128&this.flags?(this.dependsOn_ES_ID=e.readUint16(),this.size-=2):this.dependsOn_ES_ID=0,64&this.flags){var t=e.readUint8();this.URL=e.readString(t),this.size-=t+1}else this.URL="";32&this.flags?(this.OCR_ES_ID=e.readUint16(),this.size-=2):this.OCR_ES_ID=0,this.parseRemainingDescriptors(e)},r.ES_Descriptor.prototype.getOTI=function(e){var t=this.findDescriptor(4);return t?t.oti:0},r.ES_Descriptor.prototype.getAudioConfig=function(e){var t=this.findDescriptor(4);if(!t)return null;var r=t.findDescriptor(5);if(r&&r.data){var i=(248&r.data[0])>>3;return 31===i&&r.data.length>=2&&(i=32+((7&r.data[0])<<3)+((224&r.data[1])>>5)),i}return null},r.DecoderConfigDescriptor=function(e){r.Descriptor.call(this,4,e)},r.DecoderConfigDescriptor.prototype=new r.Descriptor,r.DecoderConfigDescriptor.prototype.parse=function(e){this.oti=e.readUint8(),this.streamType=e.readUint8(),this.upStream=0!=(this.streamType>>1&1),this.streamType=this.streamType>>>2,this.bufferSize=e.readUint24(),this.maxBitrate=e.readUint32(),this.avgBitrate=e.readUint32(),this.size-=13,this.parseRemainingDescriptors(e)},r.DecoderSpecificInfo=function(e){r.Descriptor.call(this,5,e)},r.DecoderSpecificInfo.prototype=new r.Descriptor,r.SLConfigDescriptor=function(e){r.Descriptor.call(this,6,e)},r.SLConfigDescriptor.prototype=new r.Descriptor,this};t.MPEG4DescriptorParser=c;var h={ERR_INVALID_DATA:-1,ERR_NOT_ENOUGH_DATA:0,OK:1,BASIC_BOXES:["mdat","idat","free","skip","meco","strk"],FULL_BOXES:["hmhd","nmhd","iods","xml ","bxml","ipro","mere"],CONTAINER_BOXES:[["moov",["trak","pssh"]],["trak"],["edts"],["mdia"],["minf"],["dinf"],["stbl",["sgpd","sbgp"]],["mvex",["trex"]],["moof",["traf"]],["traf",["trun","sgpd","sbgp"]],["vttc"],["tref"],["iref"],["mfra",["tfra"]],["meco"],["hnti"],["hinf"],["strk"],["strd"],["sinf"],["rinf"],["schi"],["trgr"],["udta",["kind"]],["iprp",["ipma"]],["ipco"],["grpl"],["j2kH"],["etyp",["tyco"]]],boxCodes:[],fullBoxCodes:[],containerBoxCodes:[],sampleEntryCodes:{},sampleGroupEntryCodes:[],trackGroupTypes:[],UUIDBoxes:{},UUIDs:[],initialize:function(){h.FullBox.prototype=new h.Box,h.ContainerBox.prototype=new h.Box,h.SampleEntry.prototype=new h.Box,h.TrackGroupTypeBox.prototype=new h.FullBox,h.BASIC_BOXES.forEach((function(e){h.createBoxCtor(e)})),h.FULL_BOXES.forEach((function(e){h.createFullBoxCtor(e)})),h.CONTAINER_BOXES.forEach((function(e){h.createContainerBoxCtor(e[0],null,e[1])}))},Box:function(e,t,r){this.type=e,this.size=t,this.uuid=r},FullBox:function(e,t,r){h.Box.call(this,e,t,r),this.flags=0,this.version=0},ContainerBox:function(e,t,r){h.Box.call(this,e,t,r),this.boxes=[]},SampleEntry:function(e,t,r,i){h.ContainerBox.call(this,e,t),this.hdr_size=r,this.start=i},SampleGroupEntry:function(e){this.grouping_type=e},TrackGroupTypeBox:function(e,t){h.FullBox.call(this,e,t)},createBoxCtor:function(e,t){h.boxCodes.push(e),h[e+"Box"]=function(t){h.Box.call(this,e,t)},h[e+"Box"].prototype=new h.Box,t&&(h[e+"Box"].prototype.parse=t)},createFullBoxCtor:function(e,t){h[e+"Box"]=function(t){h.FullBox.call(this,e,t)},h[e+"Box"].prototype=new h.FullBox,h[e+"Box"].prototype.parse=function(e){this.parseFullHeader(e),t&&t.call(this,e)}},addSubBoxArrays:function(e){if(e){this.subBoxNames=e;for(var t=e.length,r=0;r<t;r++)this[e[r]+"s"]=[]}},createContainerBoxCtor:function(e,t,r){h[e+"Box"]=function(t){h.ContainerBox.call(this,e,t),h.addSubBoxArrays.call(this,r)},h[e+"Box"].prototype=new h.ContainerBox,t&&(h[e+"Box"].prototype.parse=t)},createMediaSampleEntryCtor:function(e,t,r){h.sampleEntryCodes[e]=[],h[e+"SampleEntry"]=function(e,t){h.SampleEntry.call(this,e,t),h.addSubBoxArrays.call(this,r)},h[e+"SampleEntry"].prototype=new h.SampleEntry,t&&(h[e+"SampleEntry"].prototype.parse=t)},createSampleEntryCtor:function(e,t,r,i){h.sampleEntryCodes[e].push(t),h[t+"SampleEntry"]=function(r){h[e+"SampleEntry"].call(this,t,r),h.addSubBoxArrays.call(this,i)},h[t+"SampleEntry"].prototype=new h[e+"SampleEntry"],r&&(h[t+"SampleEntry"].prototype.parse=r)},createEncryptedSampleEntryCtor:function(e,t,r){h.createSampleEntryCtor.call(this,e,t,r,["sinf"])},createSampleGroupCtor:function(e,t){h[e+"SampleGroupEntry"]=function(t){h.SampleGroupEntry.call(this,e,t)},h[e+"SampleGroupEntry"].prototype=new h.SampleGroupEntry,t&&(h[e+"SampleGroupEntry"].prototype.parse=t)},createTrackGroupCtor:function(e,t){h[e+"TrackGroupTypeBox"]=function(t){h.TrackGroupTypeBox.call(this,e,t)},h[e+"TrackGroupTypeBox"].prototype=new h.TrackGroupTypeBox,t&&(h[e+"TrackGroupTypeBox"].prototype.parse=t)},createUUIDBox:function(e,t,r,i){h.UUIDs.push(e),h.UUIDBoxes[e]=function(i){t?h.FullBox.call(this,"uuid",i,e):r?h.ContainerBox.call(this,"uuid",i,e):h.Box.call(this,"uuid",i,e)},h.UUIDBoxes[e].prototype=t?new h.FullBox:r?new h.ContainerBox:new h.Box,i&&(h.UUIDBoxes[e].prototype.parse=t?function(e){this.parseFullHeader(e),i&&i.call(this,e)}:i)}};function f(e,t){this.x=e,this.y=t}function p(e,t){this.bad_pixel_row=e,this.bad_pixel_column=t}h.initialize(),h.TKHD_FLAG_ENABLED=1,h.TKHD_FLAG_IN_MOVIE=2,h.TKHD_FLAG_IN_PREVIEW=4,h.TFHD_FLAG_BASE_DATA_OFFSET=1,h.TFHD_FLAG_SAMPLE_DESC=2,h.TFHD_FLAG_SAMPLE_DUR=8,h.TFHD_FLAG_SAMPLE_SIZE=16,h.TFHD_FLAG_SAMPLE_FLAGS=32,h.TFHD_FLAG_DUR_EMPTY=65536,h.TFHD_FLAG_DEFAULT_BASE_IS_MOOF=131072,h.TRUN_FLAGS_DATA_OFFSET=1,h.TRUN_FLAGS_FIRST_FLAG=4,h.TRUN_FLAGS_DURATION=256,h.TRUN_FLAGS_SIZE=512,h.TRUN_FLAGS_FLAGS=1024,h.TRUN_FLAGS_CTS_OFFSET=2048,h.Box.prototype.add=function(e){return this.addBox(new h[e+"Box"])},h.Box.prototype.addBox=function(e){return this.boxes.push(e),this[e.type+"s"]?this[e.type+"s"].push(e):this[e.type]=e,e},h.Box.prototype.set=function(e,t){return this[e]=t,this},h.Box.prototype.addEntry=function(e,t){var r=t||"entries";return this[r]||(this[r]=[]),this[r].push(e),this},t.BoxParser=h,h.parseUUID=function(e){return h.parseHex16(e)},h.parseHex16=function(e){for(var t="",r=0;r<16;r++){var i=e.readUint8().toString(16);t+=1===i.length?"0"+i:i}return t},h.parseOneBox=function(e,t,r){var i,n,s,o=e.getPosition(),d=0;if(e.getEndPosition()-o<8)return a.debug("BoxParser","Not enough data in stream to parse the type and size of the box"),{code:h.ERR_NOT_ENOUGH_DATA};if(r&&r<8)return a.debug("BoxParser","Not enough bytes left in the parent box to parse a new box"),{code:h.ERR_NOT_ENOUGH_DATA};var l=e.readUint32(),u=e.readString(4),c=u;if(a.debug("BoxParser","Found box of type '"+u+"' and size "+l+" at position "+o),d=8,"uuid"==u){if(e.getEndPosition()-e.getPosition()<16||r-d<16)return e.seek(o),a.debug("BoxParser","Not enough bytes left in the parent box to parse a UUID box"),{code:h.ERR_NOT_ENOUGH_DATA};d+=16,c=s=h.parseUUID(e)}if(1==l){if(e.getEndPosition()-e.getPosition()<8||r&&r-d<8)return e.seek(o),a.warn("BoxParser",'Not enough data in stream to parse the extended size of the "'+u+'" box'),{code:h.ERR_NOT_ENOUGH_DATA};l=e.readUint64(),d+=8}else if(0===l)if(r)l=r;else if("mdat"!==u)return a.error("BoxParser","Unlimited box size not supported for type: '"+u+"'"),i=new h.Box(u,l),{code:h.OK,box:i,size:i.size};return 0!==l&&l<d?(a.error("BoxParser","Box of type "+u+" has an invalid size "+l+" (too small to be a box)"),{code:h.ERR_NOT_ENOUGH_DATA,type:u,size:l,hdr_size:d,start:o}):0!==l&&r&&l>r?(a.error("BoxParser","Box of type '"+u+"' has a size "+l+" greater than its container size "+r),{code:h.ERR_NOT_ENOUGH_DATA,type:u,size:l,hdr_size:d,start:o}):0!==l&&o+l>e.getEndPosition()?(e.seek(o),a.info("BoxParser","Not enough data in stream to parse the entire '"+u+"' box"),{code:h.ERR_NOT_ENOUGH_DATA,type:u,size:l,hdr_size:d,start:o}):t?{code:h.OK,type:u,size:l,hdr_size:d,start:o}:(h[u+"Box"]?i=new h[u+"Box"](l):"uuid"!==u?(a.warn("BoxParser","Unknown box type: '"+u+"'"),(i=new h.Box(u,l)).has_unparsed_data=!0):h.UUIDBoxes[s]?i=new h.UUIDBoxes[s](l):(a.warn("BoxParser","Unknown uuid type: '"+s+"'"),(i=new h.Box(u,l)).uuid=s,i.has_unparsed_data=!0),i.hdr_size=d,i.start=o,i.write===h.Box.prototype.write&&"mdat"!==i.type&&(a.info("BoxParser","'"+c+"' box writing not yet implemented, keeping unparsed data in memory for later write"),i.parseDataAndRewind(e)),i.parse(e),(n=e.getPosition()-(i.start+i.size))<0?(a.warn("BoxParser","Parsing of box '"+c+"' did not read the entire indicated box data size (missing "+-n+" bytes), seeking forward"),e.seek(i.start+i.size)):n>0&&(a.error("BoxParser","Parsing of box '"+c+"' read "+n+" more bytes than the indicated box data size, seeking backwards"),0!==i.size&&e.seek(i.start+i.size)),{code:h.OK,box:i,size:i.size})},h.Box.prototype.parse=function(e){"mdat"!=this.type?this.data=e.readUint8Array(this.size-this.hdr_size):0===this.size?e.seek(e.getEndPosition()):e.seek(this.start+this.size)},h.Box.prototype.parseDataAndRewind=function(e){this.data=e.readUint8Array(this.size-this.hdr_size),e.position-=this.size-this.hdr_size},h.FullBox.prototype.parseDataAndRewind=function(e){this.parseFullHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size),this.hdr_size-=4,e.position-=this.size-this.hdr_size},h.FullBox.prototype.parseFullHeader=function(e){this.version=e.readUint8(),this.flags=e.readUint24(),this.hdr_size+=4},h.FullBox.prototype.parse=function(e){this.parseFullHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size)},h.ContainerBox.prototype.parse=function(e){for(var t,r;e.getPosition()<this.start+this.size;){if((t=h.parseOneBox(e,!1,this.size-(e.getPosition()-this.start))).code!==h.OK)return;if(r=t.box,this.boxes.push(r),this.subBoxNames&&-1!=this.subBoxNames.indexOf(r.type))this[this.subBoxNames[this.subBoxNames.indexOf(r.type)]+"s"].push(r);else{var i="uuid"!==r.type?r.type:r.uuid;this[i]?a.warn("Box of type "+i+" already stored in field of this type"):this[i]=r}}},h.Box.prototype.parseLanguage=function(e){this.language=e.readUint16();var t=[];t[0]=this.language>>10&31,t[1]=this.language>>5&31,t[2]=31&this.language,this.languageString=String.fromCharCode(t[0]+96,t[1]+96,t[2]+96)},h.SAMPLE_ENTRY_TYPE_VISUAL="Visual",h.SAMPLE_ENTRY_TYPE_AUDIO="Audio",h.SAMPLE_ENTRY_TYPE_HINT="Hint",h.SAMPLE_ENTRY_TYPE_METADATA="Metadata",h.SAMPLE_ENTRY_TYPE_SUBTITLE="Subtitle",h.SAMPLE_ENTRY_TYPE_SYSTEM="System",h.SAMPLE_ENTRY_TYPE_TEXT="Text",h.SampleEntry.prototype.parseHeader=function(e){e.readUint8Array(6),this.data_reference_index=e.readUint16(),this.hdr_size+=8},h.SampleEntry.prototype.parse=function(e){this.parseHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size)},h.SampleEntry.prototype.parseDataAndRewind=function(e){this.parseHeader(e),this.data=e.readUint8Array(this.size-this.hdr_size),this.hdr_size-=8,e.position-=this.size-this.hdr_size},h.SampleEntry.prototype.parseFooter=function(e){h.ContainerBox.prototype.parse.call(this,e)},h.createMediaSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_HINT),h.createMediaSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_METADATA),h.createMediaSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SUBTITLE),h.createMediaSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SYSTEM),h.createMediaSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_TEXT),h.createMediaSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,(function(e){var t;this.parseHeader(e),e.readUint16(),e.readUint16(),e.readUint32Array(3),this.width=e.readUint16(),this.height=e.readUint16(),this.horizresolution=e.readUint32(),this.vertresolution=e.readUint32(),e.readUint32(),this.frame_count=e.readUint16(),t=Math.min(31,e.readUint8()),this.compressorname=e.readString(t),t<31&&e.readString(31-t),this.depth=e.readUint16(),e.readUint16(),this.parseFooter(e)})),h.createMediaSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,(function(e){this.parseHeader(e),e.readUint32Array(2),this.channel_count=e.readUint16(),this.samplesize=e.readUint16(),e.readUint16(),e.readUint16(),this.samplerate=e.readUint32()/65536,this.parseFooter(e)})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"avc1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"avc2"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"avc3"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"avc4"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"av01"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"dav1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"hvc1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"hev1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"hvt1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"lhe1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"dvh1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"dvhe"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"vvc1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"vvi1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"vvs1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"vvcN"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"vp08"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"vp09"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"avs3"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"j2ki"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"mjp2"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"mjpg"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"uncv"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"mp4a"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"ac-3"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"ac-4"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"ec-3"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"Opus"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"mha1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"mha2"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"mhm1"),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"mhm2"),h.createEncryptedSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_VISUAL,"encv"),h.createEncryptedSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_AUDIO,"enca"),h.createEncryptedSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SUBTITLE,"encu"),h.createEncryptedSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SYSTEM,"encs"),h.createEncryptedSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_TEXT,"enct"),h.createEncryptedSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_METADATA,"encm"),h.createBoxCtor("a1lx",(function(e){var t=16*(1+(1&(1&e.readUint8())));this.layer_size=[];for(var r=0;r<3;r++)this.layer_size[r]=16==t?e.readUint16():e.readUint32()})),h.createBoxCtor("a1op",(function(e){this.op_index=e.readUint8()})),h.createFullBoxCtor("auxC",(function(e){this.aux_type=e.readCString();var t=this.size-this.hdr_size-(this.aux_type.length+1);this.aux_subtype=e.readUint8Array(t)})),h.createBoxCtor("av1C",(function(e){var t=e.readUint8();if(t>>7&!1)a.error("av1C marker problem");else if(this.version=127&t,1===this.version)if(t=e.readUint8(),this.seq_profile=t>>5&7,this.seq_level_idx_0=31&t,t=e.readUint8(),this.seq_tier_0=t>>7&1,this.high_bitdepth=t>>6&1,this.twelve_bit=t>>5&1,this.monochrome=t>>4&1,this.chroma_subsampling_x=t>>3&1,this.chroma_subsampling_y=t>>2&1,this.chroma_sample_position=3&t,t=e.readUint8(),this.reserved_1=t>>5&7,0===this.reserved_1){if(this.initial_presentation_delay_present=t>>4&1,1===this.initial_presentation_delay_present)this.initial_presentation_delay_minus_one=15&t;else if(this.reserved_2=15&t,0!==this.reserved_2)return void a.error("av1C reserved_2 parsing problem");var r=this.size-this.hdr_size-4;this.configOBUs=e.readUint8Array(r)}else a.error("av1C reserved_1 parsing problem");else a.error("av1C version "+this.version+" not supported")})),h.createBoxCtor("avcC",(function(e){var t,r;for(this.configurationVersion=e.readUint8(),this.AVCProfileIndication=e.readUint8(),this.profile_compatibility=e.readUint8(),this.AVCLevelIndication=e.readUint8(),this.lengthSizeMinusOne=3&e.readUint8(),this.nb_SPS_nalus=31&e.readUint8(),r=this.size-this.hdr_size-6,this.SPS=[],t=0;t<this.nb_SPS_nalus;t++)this.SPS[t]={},this.SPS[t].length=e.readUint16(),this.SPS[t].nalu=e.readUint8Array(this.SPS[t].length),r-=2+this.SPS[t].length;for(this.nb_PPS_nalus=e.readUint8(),r--,this.PPS=[],t=0;t<this.nb_PPS_nalus;t++)this.PPS[t]={},this.PPS[t].length=e.readUint16(),this.PPS[t].nalu=e.readUint8Array(this.PPS[t].length),r-=2+this.PPS[t].length;r>0&&(this.ext=e.readUint8Array(r))})),h.createBoxCtor("btrt",(function(e){this.bufferSizeDB=e.readUint32(),this.maxBitrate=e.readUint32(),this.avgBitrate=e.readUint32()})),h.createFullBoxCtor("ccst",(function(e){var t=e.readUint8();this.all_ref_pics_intra=128==(128&t),this.intra_pred_used=64==(64&t),this.max_ref_per_pic=(63&t)>>2,e.readUint24()})),h.createBoxCtor("cdef",(function(e){var t;for(this.channel_count=e.readUint16(),this.channel_indexes=[],this.channel_types=[],this.channel_associations=[],t=0;t<this.channel_count;t++)this.channel_indexes.push(e.readUint16()),this.channel_types.push(e.readUint16()),this.channel_associations.push(e.readUint16())})),h.createBoxCtor("clap",(function(e){this.cleanApertureWidthN=e.readUint32(),this.cleanApertureWidthD=e.readUint32(),this.cleanApertureHeightN=e.readUint32(),this.cleanApertureHeightD=e.readUint32(),this.horizOffN=e.readUint32(),this.horizOffD=e.readUint32(),this.vertOffN=e.readUint32(),this.vertOffD=e.readUint32()})),h.createBoxCtor("clli",(function(e){this.max_content_light_level=e.readUint16(),this.max_pic_average_light_level=e.readUint16()})),h.createFullBoxCtor("cmex",(function(e){1&this.flags&&(this.pos_x=e.readInt32()),2&this.flags&&(this.pos_y=e.readInt32()),4&this.flags&&(this.pos_z=e.readInt32()),8&this.flags&&(0==this.version?16&this.flags?(this.quat_x=e.readInt32(),this.quat_y=e.readInt32(),this.quat_z=e.readInt32()):(this.quat_x=e.readInt16(),this.quat_y=e.readInt16(),this.quat_z=e.readInt16()):this.version),32&this.flags&&(this.id=e.readUint32())})),h.createFullBoxCtor("cmin",(function(e){this.focal_length_x=e.readInt32(),this.principal_point_x=e.readInt32(),this.principal_point_y=e.readInt32(),1&this.flags&&(this.focal_length_y=e.readInt32(),this.skew_factor=e.readInt32())})),h.createBoxCtor("cmpd",(function(e){for(this.component_count=e.readUint32(),this.component_types=[],this.component_type_urls=[],i=0;i<this.component_count;i++){var t=e.readUint16();this.component_types.push(t),t>=32768&&this.component_type_urls.push(e.readCString())}})),h.createFullBoxCtor("co64",(function(e){var t,r;if(t=e.readUint32(),this.chunk_offsets=[],0===this.version)for(r=0;r<t;r++)this.chunk_offsets.push(e.readUint64())})),h.createFullBoxCtor("CoLL",(function(e){this.maxCLL=e.readUint16(),this.maxFALL=e.readUint16()})),h.createBoxCtor("colr",(function(e){if(this.colour_type=e.readString(4),"nclx"===this.colour_type){this.colour_primaries=e.readUint16(),this.transfer_characteristics=e.readUint16(),this.matrix_coefficients=e.readUint16();var t=e.readUint8();this.full_range_flag=t>>7}else("rICC"===this.colour_type||"prof"===this.colour_type)&&(this.ICC_profile=e.readUint8Array(this.size-4))})),h.createFullBoxCtor("cprt",(function(e){this.parseLanguage(e),this.notice=e.readCString()})),h.createFullBoxCtor("cslg",(function(e){0===this.version&&(this.compositionToDTSShift=e.readInt32(),this.leastDecodeToDisplayDelta=e.readInt32(),this.greatestDecodeToDisplayDelta=e.readInt32(),this.compositionStartTime=e.readInt32(),this.compositionEndTime=e.readInt32())})),h.createFullBoxCtor("ctts",(function(e){var t,r;if(t=e.readUint32(),this.sample_counts=[],this.sample_offsets=[],0===this.version)for(r=0;r<t;r++){this.sample_counts.push(e.readUint32());var i=e.readInt32();i<0&&a.warn("BoxParser","ctts box uses negative values without using version 1"),this.sample_offsets.push(i)}else if(1==this.version)for(r=0;r<t;r++)this.sample_counts.push(e.readUint32()),this.sample_offsets.push(e.readInt32())})),h.createBoxCtor("dac3",(function(e){var t=e.readUint8(),r=e.readUint8(),i=e.readUint8();this.fscod=t>>6,this.bsid=t>>1&31,this.bsmod=(1&t)<<2|r>>6&3,this.acmod=r>>3&7,this.lfeon=r>>2&1,this.bit_rate_code=3&r|i>>5&7})),h.createBoxCtor("dec3",(function(e){var t=e.readUint16();this.data_rate=t>>3,this.num_ind_sub=7&t,this.ind_subs=[];for(var r=0;r<this.num_ind_sub+1;r++){var i={};this.ind_subs.push(i);var n=e.readUint8(),s=e.readUint8(),a=e.readUint8();i.fscod=n>>6,i.bsid=n>>1&31,i.bsmod=(1&n)<<4|s>>4&15,i.acmod=s>>1&7,i.lfeon=1&s,i.num_dep_sub=a>>1&15,i.num_dep_sub>0&&(i.chan_loc=(1&a)<<8|e.readUint8())}})),h.createFullBoxCtor("dfLa",(function(e){var t=[],r=["STREAMINFO","PADDING","APPLICATION","SEEKTABLE","VORBIS_COMMENT","CUESHEET","PICTURE","RESERVED"];for(this.parseFullHeader(e);;){var i=e.readUint8(),n=Math.min(127&i,r.length-1);if(n?e.readUint8Array(e.readUint24()):(e.readUint8Array(13),this.samplerate=e.readUint32()>>12,e.readUint8Array(20)),t.push(r[n]),128&i)break}this.numMetadataBlocks=t.length+" ("+t.join(", ")+")"})),h.createBoxCtor("dimm",(function(e){this.bytessent=e.readUint64()})),h.createBoxCtor("dmax",(function(e){this.time=e.readUint32()})),h.createBoxCtor("dmed",(function(e){this.bytessent=e.readUint64()})),h.createBoxCtor("dOps",(function(e){if(this.Version=e.readUint8(),this.OutputChannelCount=e.readUint8(),this.PreSkip=e.readUint16(),this.InputSampleRate=e.readUint32(),this.OutputGain=e.readInt16(),this.ChannelMappingFamily=e.readUint8(),0!==this.ChannelMappingFamily){this.StreamCount=e.readUint8(),this.CoupledCount=e.readUint8(),this.ChannelMapping=[];for(var t=0;t<this.OutputChannelCount;t++)this.ChannelMapping[t]=e.readUint8()}})),h.createFullBoxCtor("dref",(function(e){var t,r;this.entries=[];for(var i=e.readUint32(),n=0;n<i;n++){if((t=h.parseOneBox(e,!1,this.size-(e.getPosition()-this.start))).code!==h.OK)return;r=t.box,this.entries.push(r)}})),h.createBoxCtor("drep",(function(e){this.bytessent=e.readUint64()})),h.createFullBoxCtor("elng",(function(e){this.extended_language=e.readString(this.size-this.hdr_size)})),h.createFullBoxCtor("elst",(function(e){this.entries=[];for(var t=e.readUint32(),r=0;r<t;r++){var i={};this.entries.push(i),1===this.version?(i.segment_duration=e.readUint64(),i.media_time=e.readInt64()):(i.segment_duration=e.readUint32(),i.media_time=e.readInt32()),i.media_rate_integer=e.readInt16(),i.media_rate_fraction=e.readInt16()}})),h.createFullBoxCtor("emsg",(function(e){1==this.version?(this.timescale=e.readUint32(),this.presentation_time=e.readUint64(),this.event_duration=e.readUint32(),this.id=e.readUint32(),this.scheme_id_uri=e.readCString(),this.value=e.readCString()):(this.scheme_id_uri=e.readCString(),this.value=e.readCString(),this.timescale=e.readUint32(),this.presentation_time_delta=e.readUint32(),this.event_duration=e.readUint32(),this.id=e.readUint32());var t=this.size-this.hdr_size-(16+(this.scheme_id_uri.length+1)+(this.value.length+1));1==this.version&&(t-=4),this.message_data=e.readUint8Array(t)})),h.createEntityToGroupCtor=function(e,t){h[e+"Box"]=function(t){h.FullBox.call(this,e,t)},h[e+"Box"].prototype=new h.FullBox,h[e+"Box"].prototype.parse=function(e){if(this.parseFullHeader(e),t)t.call(this,e);else for(this.group_id=e.readUint32(),this.num_entities_in_group=e.readUint32(),this.entity_ids=[],i=0;i<this.num_entities_in_group;i++){var r=e.readUint32();this.entity_ids.push(r)}}},h.createEntityToGroupCtor("aebr"),h.createEntityToGroupCtor("afbr"),h.createEntityToGroupCtor("albc"),h.createEntityToGroupCtor("altr"),h.createEntityToGroupCtor("brst"),h.createEntityToGroupCtor("dobr"),h.createEntityToGroupCtor("eqiv"),h.createEntityToGroupCtor("favc"),h.createEntityToGroupCtor("fobr"),h.createEntityToGroupCtor("iaug"),h.createEntityToGroupCtor("pano"),h.createEntityToGroupCtor("slid"),h.createEntityToGroupCtor("ster"),h.createEntityToGroupCtor("tsyn"),h.createEntityToGroupCtor("wbbr"),h.createEntityToGroupCtor("prgr"),h.createFullBoxCtor("esds",(function(e){var t=e.readUint8Array(this.size-this.hdr_size),r=new c;this.esd=r.parseOneDescriptor(new d(t.buffer,0,d.BIG_ENDIAN))})),h.createBoxCtor("fiel",(function(e){this.fieldCount=e.readUint8(),this.fieldOrdering=e.readUint8()})),h.createBoxCtor("frma",(function(e){this.data_format=e.readString(4)})),h.createBoxCtor("ftyp",(function(e){var t=this.size-this.hdr_size;this.major_brand=e.readString(4),this.minor_version=e.readUint32(),t-=8,this.compatible_brands=[];for(var r=0;t>=4;)this.compatible_brands[r]=e.readString(4),t-=4,r++})),h.createFullBoxCtor("hdlr",(function(e){0===this.version&&(e.readUint32(),this.handler=e.readString(4),e.readUint32Array(3),this.name=e.readString(this.size-this.hdr_size-20),"\0"===this.name[this.name.length-1]&&(this.name=this.name.slice(0,-1)))})),h.createBoxCtor("hvcC",(function(e){var t,r,i,n;this.configurationVersion=e.readUint8(),n=e.readUint8(),this.general_profile_space=n>>6,this.general_tier_flag=(32&n)>>5,this.general_profile_idc=31&n,this.general_profile_compatibility=e.readUint32(),this.general_constraint_indicator=e.readUint8Array(6),this.general_level_idc=e.readUint8(),this.min_spatial_segmentation_idc=4095&e.readUint16(),this.parallelismType=3&e.readUint8(),this.chroma_format_idc=3&e.readUint8(),this.bit_depth_luma_minus8=7&e.readUint8(),this.bit_depth_chroma_minus8=7&e.readUint8(),this.avgFrameRate=e.readUint16(),n=e.readUint8(),this.constantFrameRate=n>>6,this.numTemporalLayers=(13&n)>>3,this.temporalIdNested=(4&n)>>2,this.lengthSizeMinusOne=3&n,this.nalu_arrays=[];var s=e.readUint8();for(t=0;t<s;t++){var a=[];this.nalu_arrays.push(a),n=e.readUint8(),a.completeness=(128&n)>>7,a.nalu_type=63&n;var o=e.readUint16();for(r=0;r<o;r++){var d={};a.push(d),i=e.readUint16(),d.data=e.readUint8Array(i)}}})),h.createFullBoxCtor("iinf",(function(e){var t;0===this.version?this.entry_count=e.readUint16():this.entry_count=e.readUint32(),this.item_infos=[];for(var r=0;r<this.entry_count;r++){if((t=h.parseOneBox(e,!1,this.size-(e.getPosition()-this.start))).code!==h.OK)return;"infe"!==t.box.type&&a.error("BoxParser","Expected 'infe' box, got "+t.box.type),this.item_infos[r]=t.box}})),h.createFullBoxCtor("iloc",(function(e){var t;t=e.readUint8(),this.offset_size=t>>4&15,this.length_size=15&t,t=e.readUint8(),this.base_offset_size=t>>4&15,1===this.version||2===this.version?this.index_size=15&t:this.index_size=0,this.items=[];var r=0;if(this.version<2)r=e.readUint16();else{if(2!==this.version)throw"version of iloc box not supported";r=e.readUint32()}for(var i=0;i<r;i++){var n={};if(this.items.push(n),this.version<2)n.item_ID=e.readUint16();else{if(2!==this.version)throw"version of iloc box not supported";n.item_ID=e.readUint32()}switch(1===this.version||2===this.version?n.construction_method=15&e.readUint16():n.construction_method=0,n.data_reference_index=e.readUint16(),this.base_offset_size){case 0:n.base_offset=0;break;case 4:n.base_offset=e.readUint32();break;case 8:n.base_offset=e.readUint64();break;default:throw"Error reading base offset size"}var s=e.readUint16();n.extents=[];for(var a=0;a<s;a++){var o={};if(n.extents.push(o),1===this.version||2===this.version)switch(this.index_size){case 0:o.extent_index=0;break;case 4:o.extent_index=e.readUint32();break;case 8:o.extent_index=e.readUint64();break;default:throw"Error reading extent index"}switch(this.offset_size){case 0:o.extent_offset=0;break;case 4:o.extent_offset=e.readUint32();break;case 8:o.extent_offset=e.readUint64();break;default:throw"Error reading extent index"}switch(this.length_size){case 0:o.extent_length=0;break;case 4:o.extent_length=e.readUint32();break;case 8:o.extent_length=e.readUint64();break;default:throw"Error reading extent index"}}}})),h.createBoxCtor("imir",(function(e){var t=e.readUint8();this.reserved=t>>7,this.axis=1&t})),h.createFullBoxCtor("infe",(function(e){if(0!==this.version&&1!==this.version||(this.item_ID=e.readUint16(),this.item_protection_index=e.readUint16(),this.item_name=e.readCString(),this.content_type=e.readCString(),this.content_encoding=e.readCString()),1===this.version)return this.extension_type=e.readString(4),a.warn("BoxParser","Cannot parse extension type"),void e.seek(this.start+this.size);this.version>=2&&(2===this.version?this.item_ID=e.readUint16():3===this.version&&(this.item_ID=e.readUint32()),this.item_protection_index=e.readUint16(),this.item_type=e.readString(4),this.item_name=e.readCString(),"mime"===this.item_type?(this.content_type=e.readCString(),this.content_encoding=e.readCString()):"uri "===this.item_type&&(this.item_uri_type=e.readCString()))})),h.createFullBoxCtor("ipma",(function(e){var t,r;for(entry_count=e.readUint32(),this.associations=[],t=0;t<entry_count;t++){var i={};this.associations.push(i),this.version<1?i.id=e.readUint16():i.id=e.readUint32();var n=e.readUint8();for(i.props=[],r=0;r<n;r++){var s=e.readUint8(),a={};i.props.push(a),a.essential=(128&s)>>7==1,1&this.flags?a.property_index=(127&s)<<8|e.readUint8():a.property_index=127&s}}})),h.createFullBoxCtor("iref",(function(e){var t,r;for(this.references=[];e.getPosition()<this.start+this.size;){if((t=h.parseOneBox(e,!0,this.size-(e.getPosition()-this.start))).code!==h.OK)return;(r=0===this.version?new h.SingleItemTypeReferenceBox(t.type,t.size,t.hdr_size,t.start):new h.SingleItemTypeReferenceBoxLarge(t.type,t.size,t.hdr_size,t.start)).write===h.Box.prototype.write&&"mdat"!==r.type&&(a.warn("BoxParser",r.type+" box writing not yet implemented, keeping unparsed data in memory for later write"),r.parseDataAndRewind(e)),r.parse(e),this.references.push(r)}})),h.createBoxCtor("irot",(function(e){this.angle=3&e.readUint8()})),h.createFullBoxCtor("ispe",(function(e){this.image_width=e.readUint32(),this.image_height=e.readUint32()})),h.createFullBoxCtor("kind",(function(e){this.schemeURI=e.readCString(),this.value=e.readCString()})),h.createFullBoxCtor("leva",(function(e){var t=e.readUint8();this.levels=[];for(var r=0;r<t;r++){var i={};this.levels[r]=i,i.track_ID=e.readUint32();var n=e.readUint8();switch(i.padding_flag=n>>7,i.assignment_type=127&n,i.assignment_type){case 0:i.grouping_type=e.readString(4);break;case 1:i.grouping_type=e.readString(4),i.grouping_type_parameter=e.readUint32();break;case 2:case 3:break;case 4:i.sub_track_id=e.readUint32();break;default:a.warn("BoxParser","Unknown leva assignement type")}}})),h.createBoxCtor("lsel",(function(e){this.layer_id=e.readUint16()})),h.createBoxCtor("maxr",(function(e){this.period=e.readUint32(),this.bytes=e.readUint32()})),f.prototype.toString=function(){return"("+this.x+","+this.y+")"},h.createBoxCtor("mdcv",(function(e){this.display_primaries=[],this.display_primaries[0]=new f(e.readUint16(),e.readUint16()),this.display_primaries[1]=new f(e.readUint16(),e.readUint16()),this.display_primaries[2]=new f(e.readUint16(),e.readUint16()),this.white_point=new f(e.readUint16(),e.readUint16()),this.max_display_mastering_luminance=e.readUint32(),this.min_display_mastering_luminance=e.readUint32()})),h.createFullBoxCtor("mdhd",(function(e){1==this.version?(this.creation_time=e.readUint64(),this.modification_time=e.readUint64(),this.timescale=e.readUint32(),this.duration=e.readUint64()):(this.creation_time=e.readUint32(),this.modification_time=e.readUint32(),this.timescale=e.readUint32(),this.duration=e.readUint32()),this.parseLanguage(e),e.readUint16()})),h.createFullBoxCtor("mehd",(function(e){1&this.flags&&(a.warn("BoxParser","mehd box incorrectly uses flags set to 1, converting version to 1"),this.version=1),1==this.version?this.fragment_duration=e.readUint64():this.fragment_duration=e.readUint32()})),h.createFullBoxCtor("meta",(function(e){this.boxes=[],h.ContainerBox.prototype.parse.call(this,e)})),h.createFullBoxCtor("mfhd",(function(e){this.sequence_number=e.readUint32()})),h.createFullBoxCtor("mfro",(function(e){this._size=e.readUint32()})),h.createFullBoxCtor("mskC",(function(e){this.bits_per_pixel=e.readUint8()})),h.createFullBoxCtor("mvhd",(function(e){1==this.version?(this.creation_time=e.readUint64(),this.modification_time=e.readUint64(),this.timescale=e.readUint32(),this.duration=e.readUint64()):(this.creation_time=e.readUint32(),this.modification_time=e.readUint32(),this.timescale=e.readUint32(),this.duration=e.readUint32()),this.rate=e.readUint32(),this.volume=e.readUint16()>>8,e.readUint16(),e.readUint32Array(2),this.matrix=e.readUint32Array(9),e.readUint32Array(6),this.next_track_id=e.readUint32()})),h.createBoxCtor("npck",(function(e){this.packetssent=e.readUint32()})),h.createBoxCtor("nump",(function(e){this.packetssent=e.readUint64()})),h.createFullBoxCtor("padb",(function(e){var t=e.readUint32();this.padbits=[];for(var r=0;r<Math.floor((t+1)/2);r++)this.padbits=e.readUint8()})),h.createBoxCtor("pasp",(function(e){this.hSpacing=e.readUint32(),this.vSpacing=e.readUint32()})),h.createBoxCtor("payl",(function(e){this.text=e.readString(this.size-this.hdr_size)})),h.createBoxCtor("payt",(function(e){this.payloadID=e.readUint32();var t=e.readUint8();this.rtpmap_string=e.readString(t)})),h.createFullBoxCtor("pdin",(function(e){var t=(this.size-this.hdr_size)/8;this.rate=[],this.initial_delay=[];for(var r=0;r<t;r++)this.rate[r]=e.readUint32(),this.initial_delay[r]=e.readUint32()})),h.createFullBoxCtor("pitm",(function(e){0===this.version?this.item_id=e.readUint16():this.item_id=e.readUint32()})),h.createFullBoxCtor("pixi",(function(e){var t;for(this.num_channels=e.readUint8(),this.bits_per_channels=[],t=0;t<this.num_channels;t++)this.bits_per_channels[t]=e.readUint8()})),h.createBoxCtor("pmax",(function(e){this.bytes=e.readUint32()})),h.createFullBoxCtor("prdi",(function(e){if(this.step_count=e.readUint16(),this.item_count=[],2&this.flags)for(var t=0;t<this.step_count;t++)this.item_count[t]=e.readUint16()})),h.createFullBoxCtor("prft",(function(e){this.ref_track_id=e.readUint32(),this.ntp_timestamp=e.readUint64(),0===this.version?this.media_time=e.readUint32():this.media_time=e.readUint64()})),h.createFullBoxCtor("pssh",(function(e){if(this.system_id=h.parseHex16(e),this.version>0){var t=e.readUint32();this.kid=[];for(var r=0;r<t;r++)this.kid[r]=h.parseHex16(e)}var i=e.readUint32();i>0&&(this.data=e.readUint8Array(i))})),h.createFullBoxCtor("clef",(function(e){this.width=e.readUint32(),this.height=e.readUint32()})),h.createFullBoxCtor("enof",(function(e){this.width=e.readUint32(),this.height=e.readUint32()})),h.createFullBoxCtor("prof",(function(e){this.width=e.readUint32(),this.height=e.readUint32()})),h.createContainerBoxCtor("tapt",null,["clef","prof","enof"]),h.createBoxCtor("rtp ",(function(e){this.descriptionformat=e.readString(4),this.sdptext=e.readString(this.size-this.hdr_size-4)})),h.createFullBoxCtor("saio",(function(e){1&this.flags&&(this.aux_info_type=e.readUint32(),this.aux_info_type_parameter=e.readUint32());var t=e.readUint32();this.offset=[];for(var r=0;r<t;r++)0===this.version?this.offset[r]=e.readUint32():this.offset[r]=e.readUint64()})),h.createFullBoxCtor("saiz",(function(e){1&this.flags&&(this.aux_info_type=e.readUint32(),this.aux_info_type_parameter=e.readUint32()),this.default_sample_info_size=e.readUint8();var t=e.readUint32();if(this.sample_info_size=[],0===this.default_sample_info_size)for(var r=0;r<t;r++)this.sample_info_size[r]=e.readUint8()})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_METADATA,"mett",(function(e){this.parseHeader(e),this.content_encoding=e.readCString(),this.mime_format=e.readCString(),this.parseFooter(e)})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_METADATA,"metx",(function(e){this.parseHeader(e),this.content_encoding=e.readCString(),this.namespace=e.readCString(),this.schema_location=e.readCString(),this.parseFooter(e)})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SUBTITLE,"sbtt",(function(e){this.parseHeader(e),this.content_encoding=e.readCString(),this.mime_format=e.readCString(),this.parseFooter(e)})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SUBTITLE,"stpp",(function(e){this.parseHeader(e),this.namespace=e.readCString(),this.schema_location=e.readCString(),this.auxiliary_mime_types=e.readCString(),this.parseFooter(e)})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SUBTITLE,"stxt",(function(e){this.parseHeader(e),this.content_encoding=e.readCString(),this.mime_format=e.readCString(),this.parseFooter(e)})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_SUBTITLE,"tx3g",(function(e){this.parseHeader(e),this.displayFlags=e.readUint32(),this.horizontal_justification=e.readInt8(),this.vertical_justification=e.readInt8(),this.bg_color_rgba=e.readUint8Array(4),this.box_record=e.readInt16Array(4),this.style_record=e.readUint8Array(12),this.parseFooter(e)})),h.createSampleEntryCtor(h.SAMPLE_ENTRY_TYPE_METADATA,"wvtt",(function(e){this.parseHeader(e),this.parseFooter(e)})),h.createSampleGroupCtor("alst",(function(e){var t,r=e.readUint16();for(this.first_output_sample=e.readUint16(),this.sample_offset=[],t=0;t<r;t++)this.sample_offset[t]=e.readUint32();var i=this.description_length-4-4*r;for(this.num_output_samples=[],this.num_total_samples=[],t=0;t<i/4;t++)this.num_output_samples[t]=e.readUint16(),this.num_total_samples[t]=e.readUint16()})),h.createSampleGroupCtor("avll",(function(e){this.layerNumber=e.readUint8(),this.accurateStatisticsFlag=e.readUint8(),this.avgBitRate=e.readUint16(),this.avgFrameRate=e.readUint16()})),h.createSampleGroupCtor("avss",(function(e){this.subSequenceIdentifier=e.readUint16(),this.layerNumber=e.readUint8();var t=e.readUint8();this.durationFlag=t>>7,this.avgRateFlag=t>>6&1,this.durationFlag&&(this.duration=e.readUint32()),this.avgRateFlag&&(this.accurateStatisticsFlag=e.readUint8(),this.avgBitRate=e.readUint16(),this.avgFrameRate=e.readUint16()),this.dependency=[];for(var r=e.readUint8(),i=0;i<r;i++){var n={};this.dependency.push(n),n.subSeqDirectionFlag=e.readUint8(),n.layerNumber=e.readUint8(),n.subSequenceIdentifier=e.readUint16()}})),h.createSampleGroupCtor("dtrt",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createSampleGroupCtor("mvif",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createSampleGroupCtor("prol",(function(e){this.roll_distance=e.readInt16()})),h.createSampleGroupCtor("rap ",(function(e){var t=e.readUint8();this.num_leading_samples_known=t>>7,this.num_leading_samples=127&t})),h.createSampleGroupCtor("rash",(function(e){if(this.operation_point_count=e.readUint16(),this.description_length!==2+(1===this.operation_point_count?2:6*this.operation_point_count)+9)a.warn("BoxParser","Mismatch in "+this.grouping_type+" sample group length"),this.data=e.readUint8Array(this.description_length-2);else{if(1===this.operation_point_count)this.target_rate_share=e.readUint16();else{this.target_rate_share=[],this.available_bitrate=[];for(var t=0;t<this.operation_point_count;t++)this.available_bitrate[t]=e.readUint32(),this.target_rate_share[t]=e.readUint16()}this.maximum_bitrate=e.readUint32(),this.minimum_bitrate=e.readUint32(),this.discard_priority=e.readUint8()}})),h.createSampleGroupCtor("roll",(function(e){this.roll_distance=e.readInt16()})),h.SampleGroupEntry.prototype.parse=function(e){a.warn("BoxParser","Unknown Sample Group type: "+this.grouping_type),this.data=e.readUint8Array(this.description_length)},h.createSampleGroupCtor("scif",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createSampleGroupCtor("scnm",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createSampleGroupCtor("seig",(function(e){this.reserved=e.readUint8();var t=e.readUint8();this.crypt_byte_block=t>>4,this.skip_byte_block=15&t,this.isProtected=e.readUint8(),this.Per_Sample_IV_Size=e.readUint8(),this.KID=h.parseHex16(e),this.constant_IV_size=0,this.constant_IV=0,1===this.isProtected&&0===this.Per_Sample_IV_Size&&(this.constant_IV_size=e.readUint8(),this.constant_IV=e.readUint8Array(this.constant_IV_size))})),h.createSampleGroupCtor("stsa",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createSampleGroupCtor("sync",(function(e){var t=e.readUint8();this.NAL_unit_type=63&t})),h.createSampleGroupCtor("tele",(function(e){var t=e.readUint8();this.level_independently_decodable=t>>7})),h.createSampleGroupCtor("tsas",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createSampleGroupCtor("tscl",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createSampleGroupCtor("vipr",(function(e){a.warn("BoxParser","Sample Group type: "+this.grouping_type+" not fully parsed")})),h.createFullBoxCtor("sbgp",(function(e){this.grouping_type=e.readString(4),1===this.version?this.grouping_type_parameter=e.readUint32():this.grouping_type_parameter=0,this.entries=[];for(var t=e.readUint32(),r=0;r<t;r++){var i={};this.entries.push(i),i.sample_count=e.readInt32(),i.group_description_index=e.readInt32()}})),p.prototype.toString=function(){return"[row: "+this.bad_pixel_row+", column: "+this.bad_pixel_column+"]"},h.createFullBoxCtor("sbpm",(function(e){var t;for(this.component_count=e.readUint16(),this.component_index=[],t=0;t<this.component_count;t++)this.component_index.push(e.readUint16());var r=e.readUint8();for(this.correction_applied=128==(128&r),this.num_bad_rows=e.readUint32(),this.num_bad_cols=e.readUint32(),this.num_bad_pixels=e.readUint32(),this.bad_rows=[],this.bad_columns=[],this.bad_pixels=[],t=0;t<this.num_bad_rows;t++)this.bad_rows.push(e.readUint32());for(t=0;t<this.num_bad_cols;t++)this.bad_columns.push(e.readUint32());for(t=0;t<this.num_bad_pixels;t++){var i=e.readUint32(),n=e.readUint32();this.bad_pixels.push(new p(i,n))}})),h.createFullBoxCtor("schm",(function(e){this.scheme_type=e.readString(4),this.scheme_version=e.readUint32(),1&this.flags&&(this.scheme_uri=e.readString(this.size-this.hdr_size-8))})),h.createBoxCtor("sdp ",(function(e){this.sdptext=e.readString(this.size-this.hdr_size)})),h.createFullBoxCtor("sdtp",(function(e){var t,r=this.size-this.hdr_size;this.is_leading=[],this.sample_depends_on=[],this.sample_is_depended_on=[],this.sample_has_redundancy=[];for(var i=0;i<r;i++)t=e.readUint8(),this.is_leading[i]=t>>6,this.sample_depends_on[i]=t>>4&3,this.sample_is_depended_on[i]=t>>2&3,this.sample_has_redundancy[i]=3&t})),h.createFullBoxCtor("senc"),h.createFullBoxCtor("sgpd",(function(e){this.grouping_type=e.readString(4),a.debug("BoxParser","Found Sample Groups of type "+this.grouping_type),1===this.version?this.default_length=e.readUint32():this.default_length=0,this.version>=2&&(this.default_group_description_index=e.readUint32()),this.entries=[];for(var t=e.readUint32(),r=0;r<t;r++){var i;i=h[this.grouping_type+"SampleGroupEntry"]?new h[this.grouping_type+"SampleGroupEntry"](this.grouping_type):new h.SampleGroupEntry(this.grouping_type),this.entries.push(i),1===this.version&&0===this.default_length?i.description_length=e.readUint32():i.description_length=this.default_length,i.write===h.SampleGroupEntry.prototype.write&&(a.info("BoxParser","SampleGroup for type "+this.grouping_type+" writing not yet implemented, keeping unparsed data in memory for later write"),i.data=e.readUint8Array(i.description_length),e.position-=i.description_length),i.parse(e)}})),h.createFullBoxCtor("sidx",(function(e){this.reference_ID=e.readUint32(),this.timescale=e.readUint32(),0===this.version?(this.earliest_presentation_time=e.readUint32(),this.first_offset=e.readUint32()):(this.earliest_presentation_time=e.readUint64(),this.first_offset=e.readUint64()),e.readUint16(),this.references=[];for(var t=e.readUint16(),r=0;r<t;r++){var i={};this.references.push(i);var n=e.readUint32();i.reference_type=n>>31&1,i.referenced_size=2147483647&n,i.subsegment_duration=e.readUint32(),n=e.readUint32(),i.starts_with_SAP=n>>31&1,i.SAP_type=n>>28&7,i.SAP_delta_time=268435455&n}})),h.SingleItemTypeReferenceBox=function(e,t,r,i){h.Box.call(this,e,t),this.hdr_size=r,this.start=i},h.SingleItemTypeReferenceBox.prototype=new h.Box,h.SingleItemTypeReferenceBox.prototype.parse=function(e){this.from_item_ID=e.readUint16();var t=e.readUint16();this.references=[];for(var r=0;r<t;r++)this.references[r]={},this.references[r].to_item_ID=e.readUint16()},h.SingleItemTypeReferenceBoxLarge=function(e,t,r,i){h.Box.call(this,e,t),this.hdr_size=r,this.start=i},h.SingleItemTypeReferenceBoxLarge.prototype=new h.Box,h.SingleItemTypeReferenceBoxLarge.prototype.parse=function(e){this.from_item_ID=e.readUint32();var t=e.readUint16();this.references=[];for(var r=0;r<t;r++)this.references[r]={},this.references[r].to_item_ID=e.readUint32()},h.createFullBoxCtor("SmDm",(function(e){this.primaryRChromaticity_x=e.readUint16(),this.primaryRChromaticity_y=e.readUint16(),this.primaryGChromaticity_x=e.readUint16(),this.primaryGChromaticity_y=e.readUint16(),this.primaryBChromaticity_x=e.readUint16(),this.primaryBChromaticity_y=e.readUint16(),this.whitePointChromaticity_x=e.readUint16(),this.whitePointChromaticity_y=e.readUint16(),this.luminanceMax=e.readUint32(),this.luminanceMin=e.readUint32()})),h.createFullBoxCtor("smhd",(function(e){this.balance=e.readUint16(),e.readUint16()})),h.createFullBoxCtor("ssix",(function(e){this.subsegments=[];for(var t=e.readUint32(),r=0;r<t;r++){var i={};this.subsegments.push(i),i.ranges=[];for(var n=e.readUint32(),s=0;s<n;s++){var a={};i.ranges.push(a),a.level=e.readUint8(),a.range_size=e.readUint24()}}})),h.createFullBoxCtor("stco",(function(e){var t;if(t=e.readUint32(),this.chunk_offsets=[],0===this.version)for(var r=0;r<t;r++)this.chunk_offsets.push(e.readUint32())})),h.createFullBoxCtor("stdp",(function(e){var t=(this.size-this.hdr_size)/2;this.priority=[];for(var r=0;r<t;r++)this.priority[r]=e.readUint16()})),h.createFullBoxCtor("sthd"),h.createFullBoxCtor("stri",(function(e){this.switch_group=e.readUint16(),this.alternate_group=e.readUint16(),this.sub_track_id=e.readUint32();var t=(this.size-this.hdr_size-8)/4;this.attribute_list=[];for(var r=0;r<t;r++)this.attribute_list[r]=e.readUint32()})),h.createFullBoxCtor("stsc",(function(e){var t,r;if(t=e.readUint32(),this.first_chunk=[],this.samples_per_chunk=[],this.sample_description_index=[],0===this.version)for(r=0;r<t;r++)this.first_chunk.push(e.readUint32()),this.samples_per_chunk.push(e.readUint32()),this.sample_description_index.push(e.readUint32())})),h.createFullBoxCtor("stsd",(function(e){var t,r,i,n;for(this.entries=[],i=e.readUint32(),t=1;t<=i;t++){if((r=h.parseOneBox(e,!0,this.size-(e.getPosition()-this.start))).code!==h.OK)return;h[r.type+"SampleEntry"]?((n=new h[r.type+"SampleEntry"](r.size)).hdr_size=r.hdr_size,n.start=r.start):(a.warn("BoxParser","Unknown sample entry type: "+r.type),n=new h.SampleEntry(r.type,r.size,r.hdr_size,r.start)),n.write===h.SampleEntry.prototype.write&&(a.info("BoxParser","SampleEntry "+n.type+" box writing not yet implemented, keeping unparsed data in memory for later write"),n.parseDataAndRewind(e)),n.parse(e),this.entries.push(n)}})),h.createFullBoxCtor("stsg",(function(e){this.grouping_type=e.readUint32();var t=e.readUint16();this.group_description_index=[];for(var r=0;r<t;r++)this.group_description_index[r]=e.readUint32()})),h.createFullBoxCtor("stsh",(function(e){var t,r;if(t=e.readUint32(),this.shadowed_sample_numbers=[],this.sync_sample_numbers=[],0===this.version)for(r=0;r<t;r++)this.shadowed_sample_numbers.push(e.readUint32()),this.sync_sample_numbers.push(e.readUint32())})),h.createFullBoxCtor("stss",(function(e){var t,r;if(r=e.readUint32(),0===this.version)for(this.sample_numbers=[],t=0;t<r;t++)this.sample_numbers.push(e.readUint32())})),h.createFullBoxCtor("stsz",(function(e){var t;if(this.sample_sizes=[],0===this.version)for(this.sample_size=e.readUint32(),this.sample_count=e.readUint32(),t=0;t<this.sample_count;t++)0===this.sample_size?this.sample_sizes.push(e.readUint32()):this.sample_sizes[t]=this.sample_size})),h.createFullBoxCtor("stts",(function(e){var t,r,i;if(t=e.readUint32(),this.sample_counts=[],this.sample_deltas=[],0===this.version)for(r=0;r<t;r++)this.sample_counts.push(e.readUint32()),(i=e.readInt32())<0&&(a.warn("BoxParser","File uses negative stts sample delta, using value 1 instead, sync may be lost!"),i=1),this.sample_deltas.push(i)})),h.createFullBoxCtor("stvi",(function(e){var t=e.readUint32();this.single_view_allowed=3&t,this.stereo_scheme=e.readUint32();var r,i,n=e.readUint32();for(this.stereo_indication_type=e.readString(n),this.boxes=[];e.getPosition()<this.start+this.size;){if((r=h.parseOneBox(e,!1,this.size-(e.getPosition()-this.start))).code!==h.OK)return;i=r.box,this.boxes.push(i),this[i.type]=i}})),h.createBoxCtor("styp",(function(e){h.ftypBox.prototype.parse.call(this,e)})),h.createFullBoxCtor("stz2",(function(e){var t,r;if(this.sample_sizes=[],0===this.version)if(this.reserved=e.readUint24(),this.field_size=e.readUint8(),r=e.readUint32(),4===this.field_size)for(t=0;t<r;t+=2){var i=e.readUint8();this.sample_sizes[t]=i>>4&15,this.sample_sizes[t+1]=15&i}else if(8===this.field_size)for(t=0;t<r;t++)this.sample_sizes[t]=e.readUint8();else if(16===this.field_size)for(t=0;t<r;t++)this.sample_sizes[t]=e.readUint16();else a.error("BoxParser","Error in length field in stz2 box")})),h.createFullBoxCtor("subs",(function(e){var t,r,i,n;for(i=e.readUint32(),this.entries=[],t=0;t<i;t++){var s={};if(this.entries[t]=s,s.sample_delta=e.readUint32(),s.subsamples=[],(n=e.readUint16())>0)for(r=0;r<n;r++){var a={};s.subsamples.push(a),1==this.version?a.size=e.readUint32():a.size=e.readUint16(),a.priority=e.readUint8(),a.discardable=e.readUint8(),a.codec_specific_parameters=e.readUint32()}}})),h.createFullBoxCtor("tenc",(function(e){if(e.readUint8(),0===this.version)e.readUint8();else{var t=e.readUint8();this.default_crypt_byte_block=t>>4&15,this.default_skip_byte_block=15&t}this.default_isProtected=e.readUint8(),this.default_Per_Sample_IV_Size=e.readUint8(),this.default_KID=h.parseHex16(e),1===this.default_isProtected&&0===this.default_Per_Sample_IV_Size&&(this.default_constant_IV_size=e.readUint8(),this.default_constant_IV=e.readUint8Array(this.default_constant_IV_size))})),h.createFullBoxCtor("tfdt",(function(e){1==this.version?this.baseMediaDecodeTime=e.readUint64():this.baseMediaDecodeTime=e.readUint32()})),h.createFullBoxCtor("tfhd",(function(e){var t=0;this.track_id=e.readUint32(),this.size-this.hdr_size>t&&this.flags&h.TFHD_FLAG_BASE_DATA_OFFSET?(this.base_data_offset=e.readUint64(),t+=8):this.base_data_offset=0,this.size-this.hdr_size>t&&this.flags&h.TFHD_FLAG_SAMPLE_DESC?(this.default_sample_description_index=e.readUint32(),t+=4):this.default_sample_description_index=0,this.size-this.hdr_size>t&&this.flags&h.TFHD_FLAG_SAMPLE_DUR?(this.default_sample_duration=e.readUint32(),t+=4):this.default_sample_duration=0,this.size-this.hdr_size>t&&this.flags&h.TFHD_FLAG_SAMPLE_SIZE?(this.default_sample_size=e.readUint32(),t+=4):this.default_sample_size=0,this.size-this.hdr_size>t&&this.flags&h.TFHD_FLAG_SAMPLE_FLAGS?(this.default_sample_flags=e.readUint32(),t+=4):this.default_sample_flags=0})),h.createFullBoxCtor("tfra",(function(e){this.track_ID=e.readUint32(),e.readUint24();var t=e.readUint8();this.length_size_of_traf_num=t>>4&3,this.length_size_of_trun_num=t>>2&3,this.length_size_of_sample_num=3&t,this.entries=[];for(var r=e.readUint32(),i=0;i<r;i++)1===this.version?(this.time=e.readUint64(),this.moof_offset=e.readUint64()):(this.time=e.readUint32(),this.moof_offset=e.readUint32()),this.traf_number=e["readUint"+8*(this.length_size_of_traf_num+1)](),this.trun_number=e["readUint"+8*(this.length_size_of_trun_num+1)](),this.sample_number=e["readUint"+8*(this.length_size_of_sample_num+1)]()})),h.createFullBoxCtor("tkhd",(function(e){1==this.version?(this.creation_time=e.readUint64(),this.modification_time=e.readUint64(),this.track_id=e.readUint32(),e.readUint32(),this.duration=e.readUint64()):(this.creation_time=e.readUint32(),this.modification_time=e.readUint32(),this.track_id=e.readUint32(),e.readUint32(),this.duration=e.readUint32()),e.readUint32Array(2),this.layer=e.readInt16(),this.alternate_group=e.readInt16(),this.volume=e.readInt16()>>8,e.readUint16(),this.matrix=e.readInt32Array(9),this.width=e.readUint32(),this.height=e.readUint32()})),h.createBoxCtor("tmax",(function(e){this.time=e.readUint32()})),h.createBoxCtor("tmin",(function(e){this.time=e.readUint32()})),h.createBoxCtor("totl",(function(e){this.bytessent=e.readUint32()})),h.createBoxCtor("tpay",(function(e){this.bytessent=e.readUint32()})),h.createBoxCtor("tpyl",(function(e){this.bytessent=e.readUint64()})),h.TrackGroupTypeBox.prototype.parse=function(e){this.parseFullHeader(e),this.track_group_id=e.readUint32()},h.createTrackGroupCtor("msrc"),h.TrackReferenceTypeBox=function(e,t,r,i){h.Box.call(this,e,t),this.hdr_size=r,this.start=i},h.TrackReferenceTypeBox.prototype=new h.Box,h.TrackReferenceTypeBox.prototype.parse=function(e){this.track_ids=e.readUint32Array((this.size-this.hdr_size)/4)},h.trefBox.prototype.parse=function(e){for(var t,r;e.getPosition()<this.start+this.size;){if((t=h.parseOneBox(e,!0,this.size-(e.getPosition()-this.start))).code!==h.OK)return;(r=new h.TrackReferenceTypeBox(t.type,t.size,t.hdr_size,t.start)).write===h.Box.prototype.write&&"mdat"!==r.type&&(a.info("BoxParser","TrackReference "+r.type+" box writing not yet implemented, keeping unparsed data in memory for later write"),r.parseDataAndRewind(e)),r.parse(e),this.boxes.push(r)}},h.createFullBoxCtor("trep",(function(e){for(this.track_ID=e.readUint32(),this.boxes=[];e.getPosition()<this.start+this.size;){if(ret=h.parseOneBox(e,!1,this.size-(e.getPosition()-this.start)),ret.code!==h.OK)return;box=ret.box,this.boxes.push(box)}})),h.createFullBoxCtor("trex",(function(e){this.track_id=e.readUint32(),this.default_sample_description_index=e.readUint32(),this.default_sample_duration=e.readUint32(),this.default_sample_size=e.readUint32(),this.default_sample_flags=e.readUint32()})),h.createBoxCtor("trpy",(function(e){this.bytessent=e.readUint64()})),h.createFullBoxCtor("trun",(function(e){var t=0;if(this.sample_count=e.readUint32(),t+=4,this.size-this.hdr_size>t&&this.flags&h.TRUN_FLAGS_DATA_OFFSET?(this.data_offset=e.readInt32(),t+=4):this.data_offset=0,this.size-this.hdr_size>t&&this.flags&h.TRUN_FLAGS_FIRST_FLAG?(this.first_sample_flags=e.readUint32(),t+=4):this.first_sample_flags=0,this.sample_duration=[],this.sample_size=[],this.sample_flags=[],this.sample_composition_time_offset=[],this.size-this.hdr_size>t)for(var r=0;r<this.sample_count;r++)this.flags&h.TRUN_FLAGS_DURATION&&(this.sample_duration[r]=e.readUint32()),this.flags&h.TRUN_FLAGS_SIZE&&(this.sample_size[r]=e.readUint32()),this.flags&h.TRUN_FLAGS_FLAGS&&(this.sample_flags[r]=e.readUint32()),this.flags&h.TRUN_FLAGS_CTS_OFFSET&&(0===this.version?this.sample_composition_time_offset[r]=e.readUint32():this.sample_composition_time_offset[r]=e.readInt32())})),h.createFullBoxCtor("tsel",(function(e){this.switch_group=e.readUint32();var t=(this.size-this.hdr_size-4)/4;this.attribute_list=[];for(var r=0;r<t;r++)this.attribute_list[r]=e.readUint32()})),h.createFullBoxCtor("txtC",(function(e){this.config=e.readCString()})),h.createBoxCtor("tyco",(function(e){var t=(this.size-this.hdr_size)/4;this.compatible_brands=[];for(var r=0;r<t;r++)this.compatible_brands[r]=e.readString(4)})),h.createFullBoxCtor("udes",(function(e){this.lang=e.readCString(),this.name=e.readCString(),this.description=e.readCString(),this.tags=e.readCString()})),h.createFullBoxCtor("uncC",(function(e){var t;if(this.profile=e.readUint32(),1==this.version);else if(0==this.version){for(this.component_count=e.readUint32(),this.component_index=[],this.component_bit_depth_minus_one=[],this.component_format=[],this.component_align_size=[],t=0;t<this.component_count;t++)this.component_index.push(e.readUint16()),this.component_bit_depth_minus_one.push(e.readUint8()),this.component_format.push(e.readUint8()),this.component_align_size.push(e.readUint8());this.sampling_type=e.readUint8(),this.interleave_type=e.readUint8(),this.block_size=e.readUint8();var r=e.readUint8();this.component_little_endian=r>>7&1,this.block_pad_lsb=r>>6&1,this.block_little_endian=r>>5&1,this.block_reversed=r>>4&1,this.pad_unknown=r>>3&1,this.pixel_size=e.readUint32(),this.row_align_size=e.readUint32(),this.tile_align_size=e.readUint32(),this.num_tile_cols_minus_one=e.readUint32(),this.num_tile_rows_minus_one=e.readUint32()}})),h.createFullBoxCtor("url ",(function(e){1!==this.flags&&(this.location=e.readCString())})),h.createFullBoxCtor("urn ",(function(e){this.name=e.readCString(),this.size-this.hdr_size-this.name.length-1>0&&(this.location=e.readCString())})),h.createUUIDBox("a5d40b30e81411ddba2f0800200c9a66",!0,!1,(function(e){this.LiveServerManifest=e.readString(this.size-this.hdr_size).replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/"/g,"&quot;").replace(/'/g,"&#039;")})),h.createUUIDBox("d08a4f1810f34a82b6c832d8aba183d3",!0,!1,(function(e){this.system_id=h.parseHex16(e);var t=e.readUint32();t>0&&(this.data=e.readUint8Array(t))})),h.createUUIDBox("a2394f525a9b4f14a2446c427c648df4",!0,!1),h.createUUIDBox("8974dbce7be74c5184f97148f9882554",!0,!1,(function(e){this.default_AlgorithmID=e.readUint24(),this.default_IV_size=e.readUint8(),this.default_KID=h.parseHex16(e)})),h.createUUIDBox("d4807ef2ca3946958e5426cb9e46a79f",!0,!1,(function(e){this.fragment_count=e.readUint8(),this.entries=[];for(var t=0;t<this.fragment_count;t++){var r={},i=0,n=0;1===this.version?(i=e.readUint64(),n=e.readUint64()):(i=e.readUint32(),n=e.readUint32()),r.absolute_time=i,r.absolute_duration=n,this.entries.push(r)}})),h.createUUIDBox("6d1d9b0542d544e680e2141daff757b2",!0,!1,(function(e){1===this.version?(this.absolute_time=e.readUint64(),this.duration=e.readUint64()):(this.absolute_time=e.readUint32(),this.duration=e.readUint32())})),h.createFullBoxCtor("vmhd",(function(e){this.graphicsmode=e.readUint16(),this.opcolor=e.readUint16Array(3)})),h.createFullBoxCtor("vpcC",(function(e){var t;1===this.version?(this.profile=e.readUint8(),this.level=e.readUint8(),t=e.readUint8(),this.bitDepth=t>>4,this.chromaSubsampling=t>>1&7,this.videoFullRangeFlag=1&t,this.colourPrimaries=e.readUint8(),this.transferCharacteristics=e.readUint8(),this.matrixCoefficients=e.readUint8(),this.codecIntializationDataSize=e.readUint16(),this.codecIntializationData=e.readUint8Array(this.codecIntializationDataSize)):(this.profile=e.readUint8(),this.level=e.readUint8(),t=e.readUint8(),this.bitDepth=t>>4&15,this.colorSpace=15&t,t=e.readUint8(),this.chromaSubsampling=t>>4&15,this.transferFunction=t>>1&7,this.videoFullRangeFlag=1&t,this.codecIntializationDataSize=e.readUint16(),this.codecIntializationData=e.readUint8Array(this.codecIntializationDataSize))})),h.createBoxCtor("vttC",(function(e){this.text=e.readString(this.size-this.hdr_size)})),h.createFullBoxCtor("vvcC",(function(e){var t,r,i={held_bits:void 0,num_held_bits:0,stream_read_1_bytes:function(e){this.held_bits=e.readUint8(),this.num_held_bits=8},stream_read_2_bytes:function(e){this.held_bits=e.readUint16(),this.num_held_bits=16},extract_bits:function(e){var t=this.held_bits>>this.num_held_bits-e&(1<<e)-1;return this.num_held_bits-=e,t}};if(i.stream_read_1_bytes(e),i.extract_bits(5),this.lengthSizeMinusOne=i.extract_bits(2),this.ptl_present_flag=i.extract_bits(1),this.ptl_present_flag){if(i.stream_read_2_bytes(e),this.ols_idx=i.extract_bits(9),this.num_sublayers=i.extract_bits(3),this.constant_frame_rate=i.extract_bits(2),this.chroma_format_idc=i.extract_bits(2),i.stream_read_1_bytes(e),this.bit_depth_minus8=i.extract_bits(3),i.extract_bits(5),i.stream_read_2_bytes(e),i.extract_bits(2),this.num_bytes_constraint_info=i.extract_bits(6),this.general_profile_idc=i.extract_bits(7),this.general_tier_flag=i.extract_bits(1),this.general_level_idc=e.readUint8(),i.stream_read_1_bytes(e),this.ptl_frame_only_constraint_flag=i.extract_bits(1),this.ptl_multilayer_enabled_flag=i.extract_bits(1),this.general_constraint_info=new Uint8Array(this.num_bytes_constraint_info),this.num_bytes_constraint_info){for(t=0;t<this.num_bytes_constraint_info-1;t++){var n=i.extract_bits(6);i.stream_read_1_bytes(e);var s=i.extract_bits(2);this.general_constraint_info[t]=n<<2|s}this.general_constraint_info[this.num_bytes_constraint_info-1]=i.extract_bits(6)}else i.extract_bits(6);if(this.num_sublayers>1){for(i.stream_read_1_bytes(e),this.ptl_sublayer_present_mask=0,r=this.num_sublayers-2;r>=0;--r){var a=i.extract_bits(1);this.ptl_sublayer_present_mask|=a<<r}for(r=this.num_sublayers;r<=8&&this.num_sublayers>1;++r)i.extract_bits(1);for(this.sublayer_level_idc=[],r=this.num_sublayers-2;r>=0;--r)this.ptl_sublayer_present_mask&1<<r&&(this.sublayer_level_idc[r]=e.readUint8())}if(this.ptl_num_sub_profiles=e.readUint8(),this.general_sub_profile_idc=[],this.ptl_num_sub_profiles)for(t=0;t<this.ptl_num_sub_profiles;t++)this.general_sub_profile_idc.push(e.readUint32());this.max_picture_width=e.readUint16(),this.max_picture_height=e.readUint16(),this.avg_frame_rate=e.readUint16()}this.nalu_arrays=[];var o=e.readUint8();for(t=0;t<o;t++){var d=[];this.nalu_arrays.push(d),i.stream_read_1_bytes(e),d.completeness=i.extract_bits(1),i.extract_bits(2),d.nalu_type=i.extract_bits(5);var l=1;for(13!=d.nalu_type&&12!=d.nalu_type&&(l=e.readUint16()),r=0;r<l;r++){var u=e.readUint16();d.push({data:e.readUint8Array(u),length:u})}}})),h.createFullBoxCtor("vvnC",(function(e){var t=strm.readUint8();this.lengthSizeMinusOne=3&t})),h.SampleEntry.prototype.isVideo=function(){return!1},h.SampleEntry.prototype.isAudio=function(){return!1},h.SampleEntry.prototype.isSubtitle=function(){return!1},h.SampleEntry.prototype.isMetadata=function(){return!1},h.SampleEntry.prototype.isHint=function(){return!1},h.SampleEntry.prototype.getCodec=function(){return this.type.replace(".","")},h.SampleEntry.prototype.getWidth=function(){return""},h.SampleEntry.prototype.getHeight=function(){return""},h.SampleEntry.prototype.getChannelCount=function(){return""},h.SampleEntry.prototype.getSampleRate=function(){return""},h.SampleEntry.prototype.getSampleSize=function(){return""},h.VisualSampleEntry.prototype.isVideo=function(){return!0},h.VisualSampleEntry.prototype.getWidth=function(){return this.width},h.VisualSampleEntry.prototype.getHeight=function(){return this.height},h.AudioSampleEntry.prototype.isAudio=function(){return!0},h.AudioSampleEntry.prototype.getChannelCount=function(){return this.channel_count},h.AudioSampleEntry.prototype.getSampleRate=function(){return this.samplerate},h.AudioSampleEntry.prototype.getSampleSize=function(){return this.samplesize},h.SubtitleSampleEntry.prototype.isSubtitle=function(){return!0},h.MetadataSampleEntry.prototype.isMetadata=function(){return!0},h.decimalToHex=function(e,t){var r=Number(e).toString(16);for(t=null==t?t=2:t;r.length<t;)r="0"+r;return r},h.avc1SampleEntry.prototype.getCodec=h.avc2SampleEntry.prototype.getCodec=h.avc3SampleEntry.prototype.getCodec=h.avc4SampleEntry.prototype.getCodec=function(){var e=h.SampleEntry.prototype.getCodec.call(this);return this.avcC?e+"."+h.decimalToHex(this.avcC.AVCProfileIndication)+h.decimalToHex(this.avcC.profile_compatibility)+h.decimalToHex(this.avcC.AVCLevelIndication):e},h.hev1SampleEntry.prototype.getCodec=h.hvc1SampleEntry.prototype.getCodec=function(){var e,t=h.SampleEntry.prototype.getCodec.call(this);if(this.hvcC){switch(t+=".",this.hvcC.general_profile_space){case 0:t+="";break;case 1:t+="A";break;case 2:t+="B";break;case 3:t+="C"}t+=this.hvcC.general_profile_idc,t+=".";var r=this.hvcC.general_profile_compatibility,i=0;for(e=0;e<32&&(i|=1&r,31!=e);e++)i<<=1,r>>=1;t+=h.decimalToHex(i,0),t+=".",0===this.hvcC.general_tier_flag?t+="L":t+="H",t+=this.hvcC.general_level_idc;var n=!1,s="";for(e=5;e>=0;e--)(this.hvcC.general_constraint_indicator[e]||n)&&(s="."+h.decimalToHex(this.hvcC.general_constraint_indicator[e],0)+s,n=!0);t+=s}return t},h.vvc1SampleEntry.prototype.getCodec=h.vvi1SampleEntry.prototype.getCodec=function(){var e,t=h.SampleEntry.prototype.getCodec.call(this);if(this.vvcC){t+="."+this.vvcC.general_profile_idc,this.vvcC.general_tier_flag?t+=".H":t+=".L",t+=this.vvcC.general_level_idc;var r="";if(this.vvcC.general_constraint_info){var i,n=[],s=0;for(s|=this.vvcC.ptl_frame_only_constraint<<7,s|=this.vvcC.ptl_multilayer_enabled<<6,e=0;e<this.vvcC.general_constraint_info.length;++e)s|=this.vvcC.general_constraint_info[e]>>2&63,n.push(s),s&&(i=e),s=this.vvcC.general_constraint_info[e]>>2&3;if(void 0===i)r=".CA";else{r=".C";var a="ABCDEFGHIJKLMNOPQRSTUVWXYZ234567",o=0,d=0;for(e=0;e<=i;++e)for(o=o<<8|n[e],d+=8;d>=5;){r+=a[o>>d-5&31],o&=(1<<(d-=5))-1}d&&(r+=a[31&(o<<=5-d)])}}t+=r}return t},h.mp4aSampleEntry.prototype.getCodec=function(){var e=h.SampleEntry.prototype.getCodec.call(this);if(this.esds&&this.esds.esd){var t=this.esds.esd.getOTI(),r=this.esds.esd.getAudioConfig();return e+"."+h.decimalToHex(t)+(r?"."+r:"")}return e},h.stxtSampleEntry.prototype.getCodec=function(){var e=h.SampleEntry.prototype.getCodec.call(this);return this.mime_format?e+"."+this.mime_format:e},h.vp08SampleEntry.prototype.getCodec=h.vp09SampleEntry.prototype.getCodec=function(){var e=h.SampleEntry.prototype.getCodec.call(this),t=this.vpcC.level;0==t&&(t="00");var r=this.vpcC.bitDepth;return 8==r&&(r="08"),e+".0"+this.vpcC.profile+"."+t+"."+r},h.av01SampleEntry.prototype.getCodec=function(){var e,t=h.SampleEntry.prototype.getCodec.call(this),r=this.av1C.seq_level_idx_0;return r<10&&(r="0"+r),2===this.av1C.seq_profile&&1===this.av1C.high_bitdepth?e=1===this.av1C.twelve_bit?"12":"10":this.av1C.seq_profile<=2&&(e=1===this.av1C.high_bitdepth?"10":"08"),t+"."+this.av1C.seq_profile+"."+r+(this.av1C.seq_tier_0?"H":"M")+"."+e},h.Box.prototype.writeHeader=function(e,t){this.size+=8,this.size>l&&(this.size+=8),"uuid"===this.type&&(this.size+=16),a.debug("BoxWriter","Writing box "+this.type+" of size: "+this.size+" at position "+e.getPosition()+(t||"")),this.size>l?e.writeUint32(1):(this.sizePosition=e.getPosition(),e.writeUint32(this.size)),e.writeString(this.type,null,4),"uuid"===this.type&&e.writeUint8Array(this.uuid),this.size>l&&e.writeUint64(this.size)},h.FullBox.prototype.writeHeader=function(e){this.size+=4,h.Box.prototype.writeHeader.call(this,e," v="+this.version+" f="+this.flags),e.writeUint8(this.version),e.writeUint24(this.flags)},h.Box.prototype.write=function(e){"mdat"===this.type?this.data&&(this.size=this.data.length,this.writeHeader(e),e.writeUint8Array(this.data)):(this.size=this.data?this.data.length:0,this.writeHeader(e),this.data&&e.writeUint8Array(this.data))},h.ContainerBox.prototype.write=function(e){this.size=0,this.writeHeader(e);for(var t=0;t<this.boxes.length;t++)this.boxes[t]&&(this.boxes[t].write(e),this.size+=this.boxes[t].size);a.debug("BoxWriter","Adjusting box "+this.type+" with new size "+this.size),e.adjustUint32(this.sizePosition,this.size)},h.TrackReferenceTypeBox.prototype.write=function(e){this.size=4*this.track_ids.length,this.writeHeader(e),e.writeUint32Array(this.track_ids)},h.avcCBox.prototype.write=function(e){var t;for(this.size=7,t=0;t<this.SPS.length;t++)this.size+=2+this.SPS[t].length;for(t=0;t<this.PPS.length;t++)this.size+=2+this.PPS[t].length;for(this.ext&&(this.size+=this.ext.length),this.writeHeader(e),e.writeUint8(this.configurationVersion),e.writeUint8(this.AVCProfileIndication),e.writeUint8(this.profile_compatibility),e.writeUint8(this.AVCLevelIndication),e.writeUint8(this.lengthSizeMinusOne+252),e.writeUint8(this.SPS.length+224),t=0;t<this.SPS.length;t++)e.writeUint16(this.SPS[t].length),e.writeUint8Array(this.SPS[t].nalu);for(e.writeUint8(this.PPS.length),t=0;t<this.PPS.length;t++)e.writeUint16(this.PPS[t].length),e.writeUint8Array(this.PPS[t].nalu);this.ext&&e.writeUint8Array(this.ext)},h.co64Box.prototype.write=function(e){var t;for(this.version=0,this.flags=0,this.size=4+8*this.chunk_offsets.length,this.writeHeader(e),e.writeUint32(this.chunk_offsets.length),t=0;t<this.chunk_offsets.length;t++)e.writeUint64(this.chunk_offsets[t])},h.cslgBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=20,this.writeHeader(e),e.writeInt32(this.compositionToDTSShift),e.writeInt32(this.leastDecodeToDisplayDelta),e.writeInt32(this.greatestDecodeToDisplayDelta),e.writeInt32(this.compositionStartTime),e.writeInt32(this.compositionEndTime)},h.cttsBox.prototype.write=function(e){var t;for(this.version=0,this.flags=0,this.size=4+8*this.sample_counts.length,this.writeHeader(e),e.writeUint32(this.sample_counts.length),t=0;t<this.sample_counts.length;t++)e.writeUint32(this.sample_counts[t]),1===this.version?e.writeInt32(this.sample_offsets[t]):e.writeUint32(this.sample_offsets[t])},h.drefBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=4,this.writeHeader(e),e.writeUint32(this.entries.length);for(var t=0;t<this.entries.length;t++)this.entries[t].write(e),this.size+=this.entries[t].size;a.debug("BoxWriter","Adjusting box "+this.type+" with new size "+this.size),e.adjustUint32(this.sizePosition,this.size)},h.elngBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=this.extended_language.length,this.writeHeader(e),e.writeString(this.extended_language)},h.elstBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=4+12*this.entries.length,this.writeHeader(e),e.writeUint32(this.entries.length);for(var t=0;t<this.entries.length;t++){var r=this.entries[t];e.writeUint32(r.segment_duration),e.writeInt32(r.media_time),e.writeInt16(r.media_rate_integer),e.writeInt16(r.media_rate_fraction)}},h.emsgBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=16+this.message_data.length+(this.scheme_id_uri.length+1)+(this.value.length+1),this.writeHeader(e),e.writeCString(this.scheme_id_uri),e.writeCString(this.value),e.writeUint32(this.timescale),e.writeUint32(this.presentation_time_delta),e.writeUint32(this.event_duration),e.writeUint32(this.id),e.writeUint8Array(this.message_data)},h.ftypBox.prototype.write=function(e){this.size=8+4*this.compatible_brands.length,this.writeHeader(e),e.writeString(this.major_brand,null,4),e.writeUint32(this.minor_version);for(var t=0;t<this.compatible_brands.length;t++)e.writeString(this.compatible_brands[t],null,4)},h.hdlrBox.prototype.write=function(e){this.size=20+this.name.length+1,this.version=0,this.flags=0,this.writeHeader(e),e.writeUint32(0),e.writeString(this.handler,null,4),e.writeUint32(0),e.writeUint32(0),e.writeUint32(0),e.writeCString(this.name)},h.hvcCBox.prototype.write=function(e){var t,r;for(this.size=23,t=0;t<this.nalu_arrays.length;t++)for(this.size+=3,r=0;r<this.nalu_arrays[t].length;r++)this.size+=2+this.nalu_arrays[t][r].data.length;for(this.writeHeader(e),e.writeUint8(this.configurationVersion),e.writeUint8(this.general_profile_space<<6+this.general_tier_flag<<5+this.general_profile_idc),e.writeUint32(this.general_profile_compatibility),e.writeUint8Array(this.general_constraint_indicator),e.writeUint8(this.general_level_idc),e.writeUint16(this.min_spatial_segmentation_idc+(15<<24)),e.writeUint8(this.parallelismType+252),e.writeUint8(this.chroma_format_idc+252),e.writeUint8(this.bit_depth_luma_minus8+248),e.writeUint8(this.bit_depth_chroma_minus8+248),e.writeUint16(this.avgFrameRate),e.writeUint8((this.constantFrameRate<<6)+(this.numTemporalLayers<<3)+(this.temporalIdNested<<2)+this.lengthSizeMinusOne),e.writeUint8(this.nalu_arrays.length),t=0;t<this.nalu_arrays.length;t++)for(e.writeUint8((this.nalu_arrays[t].completeness<<7)+this.nalu_arrays[t].nalu_type),e.writeUint16(this.nalu_arrays[t].length),r=0;r<this.nalu_arrays[t].length;r++)e.writeUint16(this.nalu_arrays[t][r].data.length),e.writeUint8Array(this.nalu_arrays[t][r].data)},h.kindBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=this.schemeURI.length+1+(this.value.length+1),this.writeHeader(e),e.writeCString(this.schemeURI),e.writeCString(this.value)},h.mdhdBox.prototype.write=function(e){this.size=20,this.flags=0,this.version=0,this.writeHeader(e),e.writeUint32(this.creation_time),e.writeUint32(this.modification_time),e.writeUint32(this.timescale),e.writeUint32(this.duration),e.writeUint16(this.language),e.writeUint16(0)},h.mehdBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=4,this.writeHeader(e),e.writeUint32(this.fragment_duration)},h.mfhdBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=4,this.writeHeader(e),e.writeUint32(this.sequence_number)},h.mvhdBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=96,this.writeHeader(e),e.writeUint32(this.creation_time),e.writeUint32(this.modification_time),e.writeUint32(this.timescale),e.writeUint32(this.duration),e.writeUint32(this.rate),e.writeUint16(this.volume<<8),e.writeUint16(0),e.writeUint32(0),e.writeUint32(0),e.writeUint32Array(this.matrix),e.writeUint32(0),e.writeUint32(0),e.writeUint32(0),e.writeUint32(0),e.writeUint32(0),e.writeUint32(0),e.writeUint32(this.next_track_id)},h.SampleEntry.prototype.writeHeader=function(e){this.size=8,h.Box.prototype.writeHeader.call(this,e),e.writeUint8(0),e.writeUint8(0),e.writeUint8(0),e.writeUint8(0),e.writeUint8(0),e.writeUint8(0),e.writeUint16(this.data_reference_index)},h.SampleEntry.prototype.writeFooter=function(e){for(var t=0;t<this.boxes.length;t++)this.boxes[t].write(e),this.size+=this.boxes[t].size;a.debug("BoxWriter","Adjusting box "+this.type+" with new size "+this.size),e.adjustUint32(this.sizePosition,this.size)},h.SampleEntry.prototype.write=function(e){this.writeHeader(e),e.writeUint8Array(this.data),this.size+=this.data.length,a.debug("BoxWriter","Adjusting box "+this.type+" with new size "+this.size),e.adjustUint32(this.sizePosition,this.size)},h.VisualSampleEntry.prototype.write=function(e){this.writeHeader(e),this.size+=70,e.writeUint16(0),e.writeUint16(0),e.writeUint32(0),e.writeUint32(0),e.writeUint32(0),e.writeUint16(this.width),e.writeUint16(this.height),e.writeUint32(this.horizresolution),e.writeUint32(this.vertresolution),e.writeUint32(0),e.writeUint16(this.frame_count),e.writeUint8(Math.min(31,this.compressorname.length)),e.writeString(this.compressorname,null,31),e.writeUint16(this.depth),e.writeInt16(-1),this.writeFooter(e)},h.AudioSampleEntry.prototype.write=function(e){this.writeHeader(e),this.size+=20,e.writeUint32(0),e.writeUint32(0),e.writeUint16(this.channel_count),e.writeUint16(this.samplesize),e.writeUint16(0),e.writeUint16(0),e.writeUint32(this.samplerate<<16),this.writeFooter(e)},h.stppSampleEntry.prototype.write=function(e){this.writeHeader(e),this.size+=this.namespace.length+1+this.schema_location.length+1+this.auxiliary_mime_types.length+1,e.writeCString(this.namespace),e.writeCString(this.schema_location),e.writeCString(this.auxiliary_mime_types),this.writeFooter(e)},h.SampleGroupEntry.prototype.write=function(e){e.writeUint8Array(this.data)},h.sbgpBox.prototype.write=function(e){this.version=1,this.flags=0,this.size=12+8*this.entries.length,this.writeHeader(e),e.writeString(this.grouping_type,null,4),e.writeUint32(this.grouping_type_parameter),e.writeUint32(this.entries.length);for(var t=0;t<this.entries.length;t++){var r=this.entries[t];e.writeInt32(r.sample_count),e.writeInt32(r.group_description_index)}},h.sgpdBox.prototype.write=function(e){var t,r;for(this.flags=0,this.size=12,t=0;t<this.entries.length;t++)r=this.entries[t],1===this.version&&(0===this.default_length&&(this.size+=4),this.size+=r.data.length);for(this.writeHeader(e),e.writeString(this.grouping_type,null,4),1===this.version&&e.writeUint32(this.default_length),this.version>=2&&e.writeUint32(this.default_sample_description_index),e.writeUint32(this.entries.length),t=0;t<this.entries.length;t++)r=this.entries[t],1===this.version&&0===this.default_length&&e.writeUint32(r.description_length),r.write(e)},h.sidxBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=20+12*this.references.length,this.writeHeader(e),e.writeUint32(this.reference_ID),e.writeUint32(this.timescale),e.writeUint32(this.earliest_presentation_time),e.writeUint32(this.first_offset),e.writeUint16(0),e.writeUint16(this.references.length);for(var t=0;t<this.references.length;t++){var r=this.references[t];e.writeUint32(r.reference_type<<31|r.referenced_size),e.writeUint32(r.subsegment_duration),e.writeUint32(r.starts_with_SAP<<31|r.SAP_type<<28|r.SAP_delta_time)}},h.smhdBox.prototype.write=function(e){this.version=0,this.flags=1,this.size=4,this.writeHeader(e),e.writeUint16(this.balance),e.writeUint16(0)},h.stcoBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=4+4*this.chunk_offsets.length,this.writeHeader(e),e.writeUint32(this.chunk_offsets.length),e.writeUint32Array(this.chunk_offsets)},h.stscBox.prototype.write=function(e){var t;for(this.version=0,this.flags=0,this.size=4+12*this.first_chunk.length,this.writeHeader(e),e.writeUint32(this.first_chunk.length),t=0;t<this.first_chunk.length;t++)e.writeUint32(this.first_chunk[t]),e.writeUint32(this.samples_per_chunk[t]),e.writeUint32(this.sample_description_index[t])},h.stsdBox.prototype.write=function(e){var t;for(this.version=0,this.flags=0,this.size=0,this.writeHeader(e),e.writeUint32(this.entries.length),this.size+=4,t=0;t<this.entries.length;t++)this.entries[t].write(e),this.size+=this.entries[t].size;a.debug("BoxWriter","Adjusting box "+this.type+" with new size "+this.size),e.adjustUint32(this.sizePosition,this.size)},h.stshBox.prototype.write=function(e){var t;for(this.version=0,this.flags=0,this.size=4+8*this.shadowed_sample_numbers.length,this.writeHeader(e),e.writeUint32(this.shadowed_sample_numbers.length),t=0;t<this.shadowed_sample_numbers.length;t++)e.writeUint32(this.shadowed_sample_numbers[t]),e.writeUint32(this.sync_sample_numbers[t])},h.stssBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=4+4*this.sample_numbers.length,this.writeHeader(e),e.writeUint32(this.sample_numbers.length),e.writeUint32Array(this.sample_numbers)},h.stszBox.prototype.write=function(e){var t,r=!0;if(this.version=0,this.flags=0,this.sample_sizes.length>0)for(t=0;t+1<this.sample_sizes.length;){if(this.sample_sizes[t+1]!==this.sample_sizes[0]){r=!1;break}t++}else r=!1;this.size=8,r||(this.size+=4*this.sample_sizes.length),this.writeHeader(e),r?e.writeUint32(this.sample_sizes[0]):e.writeUint32(0),e.writeUint32(this.sample_sizes.length),r||e.writeUint32Array(this.sample_sizes)},h.sttsBox.prototype.write=function(e){var t;for(this.version=0,this.flags=0,this.size=4+8*this.sample_counts.length,this.writeHeader(e),e.writeUint32(this.sample_counts.length),t=0;t<this.sample_counts.length;t++)e.writeUint32(this.sample_counts[t]),e.writeUint32(this.sample_deltas[t])},h.tfdtBox.prototype.write=function(e){var t=Math.pow(2,32)-1;this.version=this.baseMediaDecodeTime>t?1:0,this.flags=0,this.size=4,1===this.version&&(this.size+=4),this.writeHeader(e),1===this.version?e.writeUint64(this.baseMediaDecodeTime):e.writeUint32(this.baseMediaDecodeTime)},h.tfhdBox.prototype.write=function(e){this.version=0,this.size=4,this.flags&h.TFHD_FLAG_BASE_DATA_OFFSET&&(this.size+=8),this.flags&h.TFHD_FLAG_SAMPLE_DESC&&(this.size+=4),this.flags&h.TFHD_FLAG_SAMPLE_DUR&&(this.size+=4),this.flags&h.TFHD_FLAG_SAMPLE_SIZE&&(this.size+=4),this.flags&h.TFHD_FLAG_SAMPLE_FLAGS&&(this.size+=4),this.writeHeader(e),e.writeUint32(this.track_id),this.flags&h.TFHD_FLAG_BASE_DATA_OFFSET&&e.writeUint64(this.base_data_offset),this.flags&h.TFHD_FLAG_SAMPLE_DESC&&e.writeUint32(this.default_sample_description_index),this.flags&h.TFHD_FLAG_SAMPLE_DUR&&e.writeUint32(this.default_sample_duration),this.flags&h.TFHD_FLAG_SAMPLE_SIZE&&e.writeUint32(this.default_sample_size),this.flags&h.TFHD_FLAG_SAMPLE_FLAGS&&e.writeUint32(this.default_sample_flags)},h.tkhdBox.prototype.write=function(e){this.version=0,this.size=80,this.writeHeader(e),e.writeUint32(this.creation_time),e.writeUint32(this.modification_time),e.writeUint32(this.track_id),e.writeUint32(0),e.writeUint32(this.duration),e.writeUint32(0),e.writeUint32(0),e.writeInt16(this.layer),e.writeInt16(this.alternate_group),e.writeInt16(this.volume<<8),e.writeUint16(0),e.writeInt32Array(this.matrix),e.writeUint32(this.width),e.writeUint32(this.height)},h.trexBox.prototype.write=function(e){this.version=0,this.flags=0,this.size=20,this.writeHeader(e),e.writeUint32(this.track_id),e.writeUint32(this.default_sample_description_index),e.writeUint32(this.default_sample_duration),e.writeUint32(this.default_sample_size),e.writeUint32(this.default_sample_flags)},h.trunBox.prototype.write=function(e){this.version=0,this.size=4,this.flags&h.TRUN_FLAGS_DATA_OFFSET&&(this.size+=4),this.flags&h.TRUN_FLAGS_FIRST_FLAG&&(this.size+=4),this.flags&h.TRUN_FLAGS_DURATION&&(this.size+=4*this.sample_duration.length),this.flags&h.TRUN_FLAGS_SIZE&&(this.size+=4*this.sample_size.length),this.flags&h.TRUN_FLAGS_FLAGS&&(this.size+=4*this.sample_flags.length),this.flags&h.TRUN_FLAGS_CTS_OFFSET&&(this.size+=4*this.sample_composition_time_offset.length),this.writeHeader(e),e.writeUint32(this.sample_count),this.flags&h.TRUN_FLAGS_DATA_OFFSET&&(this.data_offset_position=e.getPosition(),e.writeInt32(this.data_offset)),this.flags&h.TRUN_FLAGS_FIRST_FLAG&&e.writeUint32(this.first_sample_flags);for(var t=0;t<this.sample_count;t++)this.flags&h.TRUN_FLAGS_DURATION&&e.writeUint32(this.sample_duration[t]),this.flags&h.TRUN_FLAGS_SIZE&&e.writeUint32(this.sample_size[t]),this.flags&h.TRUN_FLAGS_FLAGS&&e.writeUint32(this.sample_flags[t]),this.flags&h.TRUN_FLAGS_CTS_OFFSET&&(0===this.version?e.writeUint32(this.sample_composition_time_offset[t]):e.writeInt32(this.sample_composition_time_offset[t]))},h["url Box"].prototype.write=function(e){this.version=0,this.location?(this.flags=0,this.size=this.location.length+1):(this.flags=1,this.size=0),this.writeHeader(e),this.location&&e.writeCString(this.location)},h["urn Box"].prototype.write=function(e){this.version=0,this.flags=0,this.size=this.name.length+1+(this.location?this.location.length+1:0),this.writeHeader(e),e.writeCString(this.name),this.location&&e.writeCString(this.location)},h.vmhdBox.prototype.write=function(e){this.version=0,this.flags=1,this.size=8,this.writeHeader(e),e.writeUint16(this.graphicsmode),e.writeUint16Array(this.opcolor)},h.cttsBox.prototype.unpack=function(e){var t,r,i;for(i=0,t=0;t<this.sample_counts.length;t++)for(r=0;r<this.sample_counts[t];r++)e[i].pts=e[i].dts+this.sample_offsets[t],i++},h.sttsBox.prototype.unpack=function(e){var t,r,i;for(i=0,t=0;t<this.sample_counts.length;t++)for(r=0;r<this.sample_counts[t];r++)e[i].dts=0===i?0:e[i-1].dts+this.sample_deltas[t],i++},h.stcoBox.prototype.unpack=function(e){var t;for(t=0;t<this.chunk_offsets.length;t++)e[t].offset=this.chunk_offsets[t]},h.stscBox.prototype.unpack=function(e){var t,r,i,n,s;for(n=0,s=0,t=0;t<this.first_chunk.length;t++)for(r=0;r<(t+1<this.first_chunk.length?this.first_chunk[t+1]:1/0);r++)for(s++,i=0;i<this.samples_per_chunk[t];i++){if(!e[n])return;e[n].description_index=this.sample_description_index[t],e[n].chunk_index=s,n++}},h.stszBox.prototype.unpack=function(e){var t;for(t=0;t<this.sample_sizes.length;t++)e[t].size=this.sample_sizes[t]},h.DIFF_BOXES_PROP_NAMES=["boxes","entries","references","subsamples","items","item_infos","extents","associations","subsegments","ranges","seekLists","seekPoints","esd","levels"],h.DIFF_PRIMITIVE_ARRAY_PROP_NAMES=["compatible_brands","matrix","opcolor","sample_counts","sample_counts","sample_deltas","first_chunk","samples_per_chunk","sample_sizes","chunk_offsets","sample_offsets","sample_description_index","sample_duration"],h.boxEqualFields=function(e,t){if(e&&!t)return!1;var r;for(r in e)if(!(h.DIFF_BOXES_PROP_NAMES.indexOf(r)>-1||e[r]instanceof h.Box||t[r]instanceof h.Box||void 0===e[r]||void 0===t[r]||"function"==typeof e[r]||"function"==typeof t[r]||e.subBoxNames&&e.subBoxNames.indexOf(r.slice(0,4))>-1||t.subBoxNames&&t.subBoxNames.indexOf(r.slice(0,4))>-1||"data"===r||"start"===r||"size"===r||"creation_time"===r||"modification_time"===r||h.DIFF_PRIMITIVE_ARRAY_PROP_NAMES.indexOf(r)>-1||e[r]===t[r]))return!1;return!0},h.boxEqual=function(e,t){if(!h.boxEqualFields(e,t))return!1;for(var r=0;r<h.DIFF_BOXES_PROP_NAMES.length;r++){var i=h.DIFF_BOXES_PROP_NAMES[r];if(e[i]&&t[i]&&!h.boxEqual(e[i],t[i]))return!1}return!0};var m=function(){};m.prototype.parseSample=function(e){var t,r={};r.resources=[];var i=new o(e.data.buffer);if(e.subsamples&&0!==e.subsamples.length){if(r.documentString=i.readString(e.subsamples[0].size),e.subsamples.length>1)for(t=1;t<e.subsamples.length;t++)r.resources[t]=i.readUint8Array(e.subsamples[t].size)}else r.documentString=i.readString(e.data.length);return"undefined"!=typeof DOMParser&&(r.document=(new DOMParser).parseFromString(r.documentString,"application/xml")),r};var _=function(){};_.prototype.parseSample=function(e){return new o(e.data.buffer).readString(e.data.length)},_.prototype.parseConfig=function(e){var t=new o(e.buffer);return t.readUint32(),t.readCString()},t.XMLSubtitlein4Parser=m,t.Textin4Parser=_;var g=function(e){this.stream=e||new u,this.boxes=[],this.mdats=[],this.moofs=[],this.isProgressive=!1,this.moovStartFound=!1,this.onMoovStart=null,this.moovStartSent=!1,this.onReady=null,this.readySent=!1,this.onSegment=null,this.onSamples=null,this.onError=null,this.sampleListBuilt=!1,this.fragmentedTracks=[],this.extractedTracks=[],this.isFragmentationInitialized=!1,this.sampleProcessingStarted=!1,this.nextMoofNumber=0,this.itemListBuilt=!1,this.onSidx=null,this.sidxSent=!1};g.prototype.destroy=function(){this.stream&&(this.stream.destroy(),this.stream=null),this.boxes=[],this.mdats=[],this.moofs=[],this.isProgressive=!1,this.moovStartFound=!1,this.onMoovStart=null,this.moovStartSent=!1,this.onReady=null,this.readySent=!1,this.onSegment=null,this.onSamples=null,this.onError=null,this.sampleListBuilt=!1,this.fragmentedTracks=[],this.extractedTracks=[],this.isFragmentationInitialized=!1,this.sampleProcessingStarted=!1,this.nextMoofNumber=0,this.itemListBuilt=!1,this.onSidx=null,this.sidxSent=!1},g.prototype.setSegmentOptions=function(e,t,r){var i=this.getTrackById(e);if(i){var n={};this.fragmentedTracks.push(n),n.id=e,n.user=t,n.trak=i,i.nextSample=0,n.segmentStream=null,n.nb_samples=1e3,n.rapAlignement=!0,r&&(r.nbSamples&&(n.nb_samples=r.nbSamples),r.rapAlignement&&(n.rapAlignement=r.rapAlignement))}},g.prototype.unsetSegmentOptions=function(e){for(var t=-1,r=0;r<this.fragmentedTracks.length;r++){this.fragmentedTracks[r].id==e&&(t=r)}t>-1&&this.fragmentedTracks.splice(t,1)},g.prototype.setExtractionOptions=function(e,t,r){var i=this.getTrackById(e);if(i){var n={};this.extractedTracks.push(n),n.id=e,n.user=t,n.trak=i,i.nextSample=0,n.nb_samples=1e3,n.samples=[],r&&r.nbSamples&&(n.nb_samples=r.nbSamples)}},g.prototype.unsetExtractionOptions=function(e){for(var t=-1,r=0;r<this.extractedTracks.length;r++){this.extractedTracks[r].id==e&&(t=r)}t>-1&&this.extractedTracks.splice(t,1)},g.prototype.parse=function(){var e,t;if(!this.restoreParsePosition||this.restoreParsePosition())for(;;){if(this.hasIncompleteMdat&&this.hasIncompleteMdat()){if(this.processIncompleteMdat())continue;return}if(this.saveParsePosition&&this.saveParsePosition(),(e=h.parseOneBox(this.stream,false)).code===h.ERR_NOT_ENOUGH_DATA){if(this.processIncompleteBox){if(this.processIncompleteBox(e))continue;return}return}var r;switch(r="uuid"!==(t=e.box).type?t.type:t.uuid,this.boxes.push(t),r){case"mdat":this.mdats.push(t);break;case"moof":this.moofs.push(t);break;case"moov":this.moovStartFound=!0,0===this.mdats.length&&(this.isProgressive=!0);default:void 0!==this[r]&&a.warn("ISOFile","Duplicate Box of type: "+r+", overriding previous occurrence"),this[r]=t}this.updateUsedBytes&&this.updateUsedBytes(t,e)}},g.prototype.checkBuffer=function(e){if(null==e)throw"Buffer must be defined and non empty";if(void 0===e.fileStart)throw"Buffer must have a fileStart property";return 0===e.byteLength?(a.warn("ISOFile","Ignoring empty buffer (fileStart: "+e.fileStart+")"),this.stream.logBufferLevel(),!1):(a.info("ISOFile","Processing buffer (fileStart: "+e.fileStart+")"),e.usedBytes=0,this.stream.insertBuffer(e),this.stream.logBufferLevel(),!!this.stream.initialized()||(a.warn("ISOFile","Not ready to start parsing"),!1))},g.prototype.appendBuffer=function(e,t){var r;if(this.checkBuffer(e))return this.parse(),this.moovStartFound&&!this.moovStartSent&&(this.moovStartSent=!0,this.onMoovStart&&this.onMoovStart()),this.moov?(this.sampleListBuilt||(this.buildSampleLists(),this.sampleListBuilt=!0),this.updateSampleLists(),this.onReady&&!this.readySent&&(this.readySent=!0,this.onReady(this.getInfo())),this.processSamples(t),this.nextSeekPosition?(r=this.nextSeekPosition,this.nextSeekPosition=void 0):r=this.nextParsePosition,this.stream.getEndFilePositionAfter&&(r=this.stream.getEndFilePositionAfter(r))):r=this.nextParsePosition?this.nextParsePosition:0,this.sidx&&this.onSidx&&!this.sidxSent&&(this.onSidx(this.sidx),this.sidxSent=!0),this.meta&&(this.flattenItemInfo&&!this.itemListBuilt&&(this.flattenItemInfo(),this.itemListBuilt=!0),this.processItems&&this.processItems(this.onItem)),this.stream.cleanBuffers&&(a.info("ISOFile","Done processing buffer (fileStart: "+e.fileStart+") - next buffer to fetch should have a fileStart position of "+r),this.stream.logBufferLevel(),this.stream.cleanBuffers(),this.stream.logBufferLevel(!0),a.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize())),r},g.prototype.getInfo=function(){var e,t,r,i,n,s,a={},o=new Date("1904-01-01T00:00:00Z").getTime();if(this.moov)for(a.hasMoov=!0,a.duration=this.moov.mvhd.duration,a.timescale=this.moov.mvhd.timescale,a.isFragmented=null!=this.moov.mvex,a.isFragmented&&this.moov.mvex.mehd&&(a.fragment_duration=this.moov.mvex.mehd.fragment_duration),a.isProgressive=this.isProgressive,a.hasIOD=null!=this.moov.iods,a.brands=[],a.brands.push(this.ftyp.major_brand),a.brands=a.brands.concat(this.ftyp.compatible_brands),a.created=new Date(o+1e3*this.moov.mvhd.creation_time),a.modified=new Date(o+1e3*this.moov.mvhd.modification_time),a.tracks=[],a.audioTracks=[],a.videoTracks=[],a.subtitleTracks=[],a.metadataTracks=[],a.hintTracks=[],a.otherTracks=[],e=0;e<this.moov.traks.length;e++){if(s=(r=this.moov.traks[e]).mdia.minf.stbl.stsd.entries[0],i={},a.tracks.push(i),i.id=r.tkhd.track_id,i.name=r.mdia.hdlr.name,i.references=[],r.tref)for(t=0;t<r.tref.boxes.length;t++)n={},i.references.push(n),n.type=r.tref.boxes[t].type,n.track_ids=r.tref.boxes[t].track_ids;r.edts&&(i.edits=r.edts.elst.entries),i.created=new Date(o+1e3*r.tkhd.creation_time),i.modified=new Date(o+1e3*r.tkhd.modification_time),i.movie_duration=r.tkhd.duration,i.movie_timescale=a.timescale,i.layer=r.tkhd.layer,i.alternate_group=r.tkhd.alternate_group,i.volume=r.tkhd.volume,i.matrix=r.tkhd.matrix,i.track_width=r.tkhd.width/65536,i.track_height=r.tkhd.height/65536,i.timescale=r.mdia.mdhd.timescale,i.cts_shift=r.mdia.minf.stbl.cslg,i.duration=r.mdia.mdhd.duration,i.samples_duration=r.samples_duration,i.codec=s.getCodec(),i.kind=r.udta&&r.udta.kinds.length?r.udta.kinds[0]:{schemeURI:"",value:""},i.language=r.mdia.elng?r.mdia.elng.extended_language:r.mdia.mdhd.languageString,i.nb_samples=r.samples.length,i.size=r.samples_size,i.bitrate=8*i.size*i.timescale/i.samples_duration,s.isAudio()?(i.type="audio",a.audioTracks.push(i),i.audio={},i.audio.sample_rate=s.getSampleRate(),i.audio.channel_count=s.getChannelCount(),i.audio.sample_size=s.getSampleSize()):s.isVideo()?(i.type="video",a.videoTracks.push(i),i.video={},i.video.width=s.getWidth(),i.video.height=s.getHeight()):s.isSubtitle()?(i.type="subtitles",a.subtitleTracks.push(i)):s.isHint()?(i.type="metadata",a.hintTracks.push(i)):s.isMetadata()?(i.type="metadata",a.metadataTracks.push(i)):(i.type="metadata",a.otherTracks.push(i))}else a.hasMoov=!1;if(a.mime="",a.hasMoov&&a.tracks){for(a.videoTracks&&a.videoTracks.length>0?a.mime+='video/mp4; codecs="':a.audioTracks&&a.audioTracks.length>0?a.mime+='audio/mp4; codecs="':a.mime+='application/mp4; codecs="',e=0;e<a.tracks.length;e++)0!==e&&(a.mime+=","),a.mime+=a.tracks[e].codec;a.mime+='"; profiles="',a.mime+=this.ftyp.compatible_brands.join(),a.mime+='"'}return a},g.prototype.setNextSeekPositionFromSample=function(e){e&&(this.nextSeekPosition?this.nextSeekPosition=Math.min(e.offset+e.alreadyRead,this.nextSeekPosition):this.nextSeekPosition=e.offset+e.alreadyRead)},g.prototype.processSamples=function(e){var t,r;if(this.sampleProcessingStarted){if(this.isFragmentationInitialized&&null!==this.onSegment)for(t=0;t<this.fragmentedTracks.length;t++){var i=this.fragmentedTracks[t];for(r=i.trak;r.nextSample<r.samples.length&&this.sampleProcessingStarted;){a.debug("ISOFile","Creating media fragment on track #"+i.id+" for sample "+r.nextSample);var n=this.createFragment(i.id,r.nextSample,i.segmentStream);if(!n)break;if(i.segmentStream=n,r.nextSample++,(r.nextSample%i.nb_samples==0||e||r.nextSample>=r.samples.length)&&(a.info("ISOFile","Sending fragmented data on track #"+i.id+" for samples ["+Math.max(0,r.nextSample-i.nb_samples)+","+(r.nextSample-1)+"]"),a.info("ISOFile","Sample data size in memory: "+this.getAllocatedSampleDataSize()),this.onSegment&&this.onSegment(i.id,i.user,i.segmentStream.buffer,r.nextSample,e||r.nextSample>=r.samples.length),i.segmentStream=null,i!==this.fragmentedTracks[t]))break}}if(null!==this.onSamples)for(t=0;t<this.extractedTracks.length;t++){var s=this.extractedTracks[t];for(r=s.trak;r.nextSample<r.samples.length&&this.sampleProcessingStarted;){a.debug("ISOFile","Exporting on track #"+s.id+" sample #"+r.nextSample);var o=this.getSample(r,r.nextSample);if(!o){this.setNextSeekPositionFromSample(r.samples[r.nextSample]);break}if(r.nextSample++,s.samples.push(o),(r.nextSample%s.nb_samples==0||r.nextSample>=r.samples.length)&&(a.debug("ISOFile","Sending samples on track #"+s.id+" for sample "+r.nextSample),this.onSamples&&this.onSamples(s.id,s.user,s.samples),s.samples=[],s!==this.extractedTracks[t]))break}}}},g.prototype.getBox=function(e){var t=this.getBoxes(e,!0);return t.length?t[0]:null},g.prototype.getBoxes=function(e,t){var r=[];return g._sweep.call(this,e,r,t),r},g._sweep=function(e,t,r){for(var i in this.type&&this.type==e&&t.push(this),this.boxes){if(t.length&&r)return;g._sweep.call(this.boxes[i],e,t,r)}},g.prototype.getTrackSamplesInfo=function(e){var t=this.getTrackById(e);return t?t.samples:void 0},g.prototype.getTrackSample=function(e,t){var r=this.getTrackById(e);return this.getSample(r,t)},g.prototype.releaseUsedSamples=function(e,t){var r=0,i=this.getTrackById(e);i.lastValidSample||(i.lastValidSample=0);for(var n=i.lastValidSample;n<t;n++)r+=this.releaseSample(i,n);a.info("ISOFile","Track #"+e+" released samples up to "+t+" (released size: "+r+", remaining: "+this.samplesDataSize+")"),i.lastValidSample=t},g.prototype.start=function(){this.sampleProcessingStarted=!0,this.processSamples(!1)},g.prototype.stop=function(){this.sampleProcessingStarted=!1},g.prototype.flush=function(){a.info("ISOFile","Flushing remaining samples"),this.updateSampleLists(),this.processSamples(!0),this.stream.cleanBuffers(),this.stream.logBufferLevel(!0)},g.prototype.seekTrack=function(e,t,r){var i,n,s,o,d=0,l=0;if(0===r.samples.length)return a.info("ISOFile","No sample in track, cannot seek! Using time "+a.getDurationString(0,1)+" and offset: 0"),{offset:0,time:0};for(i=0;i<r.samples.length;i++){if(n=r.samples[i],0===i)l=0,o=n.timescale;else if(n.cts>e*n.timescale){l=i-1;break}t&&n.is_sync&&(d=i)}for(t&&(l=d),e=r.samples[l].cts,r.nextSample=l;r.samples[l].alreadyRead===r.samples[l].size&&r.samples[l+1];)l++;return s=r.samples[l].offset+r.samples[l].alreadyRead,a.info("ISOFile","Seeking to "+(t?"RAP":"")+" sample #"+r.nextSample+" on track "+r.tkhd.track_id+", time "+a.getDurationString(e,o)+" and offset: "+s),{offset:s,time:e/o}},g.prototype.getTrackDuration=function(e){var t;return e.samples?((t=e.samples[e.samples.length-1]).cts+t.duration)/t.timescale:1/0},g.prototype.seek=function(e,t){var r,i,n,s=this.moov,o={offset:1/0,time:1/0};if(this.moov){for(n=0;n<s.traks.length;n++)r=s.traks[n],e>this.getTrackDuration(r)||((i=this.seekTrack(e,t,r)).offset<o.offset&&(o.offset=i.offset),i.time<o.time&&(o.time=i.time));return a.info("ISOFile","Seeking at time "+a.getDurationString(o.time,1)+" needs a buffer with a fileStart position of "+o.offset),o.offset===1/0?o={offset:this.nextParsePosition,time:0}:o.offset=this.stream.getEndFilePositionAfter(o.offset),a.info("ISOFile","Adjusted seek position (after checking data already in buffer): "+o.offset),o}throw"Cannot seek: moov not received!"},g.prototype.equal=function(e){for(var t=0;t<this.boxes.length&&t<e.boxes.length;){var r=this.boxes[t],i=e.boxes[t];if(!h.boxEqual(r,i))return!1;t++}return!0},t.ISOFile=g,g.prototype.lastBoxStartPosition=0,g.prototype.parsingMdat=null,g.prototype.nextParsePosition=0,g.prototype.discardMdatData=!1,g.prototype.processIncompleteBox=function(e){var t;return"mdat"===e.type?(t=new h[e.type+"Box"](e.size),this.parsingMdat=t,this.boxes.push(t),this.mdats.push(t),t.start=e.start,t.hdr_size=e.hdr_size,this.stream.addUsedBytes(t.hdr_size),this.lastBoxStartPosition=t.start+t.size,this.stream.seek(t.start+t.size,!1,this.discardMdatData)?(this.parsingMdat=null,!0):(this.moovStartFound?this.nextParsePosition=this.stream.findEndContiguousBuf():this.nextParsePosition=t.start+t.size,!1)):("moov"===e.type&&(this.moovStartFound=!0,0===this.mdats.length&&(this.isProgressive=!0)),!!this.stream.mergeNextBuffer&&this.stream.mergeNextBuffer()?(this.nextParsePosition=this.stream.getEndPosition(),!0):(e.type?this.moovStartFound?this.nextParsePosition=this.stream.getEndPosition():this.nextParsePosition=this.stream.getPosition()+e.size:this.nextParsePosition=this.stream.getEndPosition(),!1))},g.prototype.hasIncompleteMdat=function(){return null!==this.parsingMdat},g.prototype.processIncompleteMdat=function(){var e;return e=this.parsingMdat,this.stream.seek(e.start+e.size,!1,this.discardMdatData)?(a.debug("ISOFile","Found 'mdat' end in buffered data"),this.parsingMdat=null,!0):(this.nextParsePosition=this.stream.findEndContiguousBuf(),!1)},g.prototype.restoreParsePosition=function(){return this.stream.seek(this.lastBoxStartPosition,!0,this.discardMdatData)},g.prototype.saveParsePosition=function(){this.lastBoxStartPosition=this.stream.getPosition()},g.prototype.updateUsedBytes=function(e,t){this.stream.addUsedBytes&&("mdat"===e.type?(this.stream.addUsedBytes(e.hdr_size),this.discardMdatData&&this.stream.addUsedBytes(e.size-e.hdr_size)):this.stream.addUsedBytes(e.size))},g.prototype.add=h.Box.prototype.add,g.prototype.addBox=h.Box.prototype.addBox,g.prototype.init=function(e){var t=e||{};this.add("ftyp").set("major_brand",t.brands&&t.brands[0]||"iso4").set("minor_version",0).set("compatible_brands",t.brands||["iso4"]);var r=this.add("moov");return r.add("mvhd").set("timescale",t.timescale||600).set("rate",t.rate||65536).set("creation_time",0).set("modification_time",0).set("duration",t.duration||0).set("volume",t.width?0:256).set("matrix",[65536,0,0,0,65536,0,0,0,1073741824]).set("next_track_id",1),r.add("mvex"),this},g.prototype.addTrack=function(e){this.moov||this.init(e);var t=e||{};t.width=t.width||320,t.height=t.height||320,t.id=t.id||this.moov.mvhd.next_track_id,t.type=t.type||"avc1";var r=this.moov.add("trak");this.moov.mvhd.next_track_id=t.id+1,r.add("tkhd").set("flags",h.TKHD_FLAG_ENABLED|h.TKHD_FLAG_IN_MOVIE|h.TKHD_FLAG_IN_PREVIEW).set("creation_time",0).set("modification_time",0).set("track_id",t.id).set("duration",t.duration||0).set("layer",t.layer||0).set("alternate_group",0).set("volume",1).set("matrix",[0,0,0,0,0,0,0,0,0]).set("width",t.width<<16).set("height",t.height<<16);var i=r.add("mdia");i.add("mdhd").set("creation_time",0).set("modification_time",0).set("timescale",t.timescale||1).set("duration",t.media_duration||0).set("language",t.language||"und"),i.add("hdlr").set("handler",t.hdlr||"vide").set("name",t.name||"Track created with MP4Box.js"),i.add("elng").set("extended_language",t.language||"fr-FR");var n=i.add("minf");if(void 0!==h[t.type+"SampleEntry"]){var s=new h[t.type+"SampleEntry"];s.data_reference_index=1;var a="";for(var d in h.sampleEntryCodes)for(var l=h.sampleEntryCodes[d],u=0;u<l.length;u++)if(l.indexOf(t.type)>-1){a=d;break}switch(a){case"Visual":if(n.add("vmhd").set("graphicsmode",0).set("opcolor",[0,0,0]),s.set("width",t.width).set("height",t.height).set("horizresolution",72<<16).set("vertresolution",72<<16).set("frame_count",1).set("compressorname",t.type+" Compressor").set("depth",24),t.avcDecoderConfigRecord){var c=new h.avcCBox;c.parse(new o(t.avcDecoderConfigRecord)),s.addBox(c)}else if(t.hevcDecoderConfigRecord){var f=new h.hvcCBox;f.parse(new o(t.hevcDecoderConfigRecord)),s.addBox(f)}break;case"Audio":n.add("smhd").set("balance",t.balance||0),s.set("channel_count",t.channel_count||2).set("samplesize",t.samplesize||16).set("samplerate",t.samplerate||65536);break;case"Hint":n.add("hmhd");break;case"Subtitle":if(n.add("sthd"),"stpp"===t.type)s.set("namespace",t.namespace||"nonamespace").set("schema_location",t.schema_location||"").set("auxiliary_mime_types",t.auxiliary_mime_types||"");break;default:n.add("nmhd")}t.description&&s.addBox(t.description),t.description_boxes&&t.description_boxes.forEach((function(e){s.addBox(e)})),n.add("dinf").add("dref").addEntry((new h["url Box"]).set("flags",1));var p=n.add("stbl");return p.add("stsd").addEntry(s),p.add("stts").set("sample_counts",[]).set("sample_deltas",[]),p.add("stsc").set("first_chunk",[]).set("samples_per_chunk",[]).set("sample_description_index",[]),p.add("stco").set("chunk_offsets",[]),p.add("stsz").set("sample_sizes",[]),this.moov.mvex.add("trex").set("track_id",t.id).set("default_sample_description_index",t.default_sample_description_index||1).set("default_sample_duration",t.default_sample_duration||0).set("default_sample_size",t.default_sample_size||0).set("default_sample_flags",t.default_sample_flags||0),this.buildTrakSampleLists(r),t.id}},h.Box.prototype.computeSize=function(e){var t=e||new d;t.endianness=d.BIG_ENDIAN,this.write(t)},g.prototype.addSample=function(e,t,r){var i=r||{},n={},s=this.getTrackById(e);if(null!==s){n.number=s.samples.length,n.track_id=s.tkhd.track_id,n.timescale=s.mdia.mdhd.timescale,n.description_index=i.sample_description_index?i.sample_description_index-1:0,n.description=s.mdia.minf.stbl.stsd.entries[n.description_index],n.data=t,n.size=t.byteLength,n.alreadyRead=n.size,n.duration=i.duration||1,n.cts=i.cts||0,n.dts=i.dts||0,n.is_sync=i.is_sync||!1,n.is_leading=i.is_leading||0,n.depends_on=i.depends_on||0,n.is_depended_on=i.is_depended_on||0,n.has_redundancy=i.has_redundancy||0,n.degradation_priority=i.degradation_priority||0,n.offset=0,n.subsamples=i.subsamples,s.samples.push(n),s.samples_size+=n.size,s.samples_duration+=n.duration,void 0===s.first_dts&&(s.first_dts=i.dts),this.processSamples();var a=this.createSingleSampleMoof(n);return this.addBox(a),a.computeSize(),a.trafs[0].truns[0].data_offset=a.size+8,this.add("mdat").data=new Uint8Array(t),n}},g.prototype.createSingleSampleMoof=function(e){var t=0;t=e.is_sync?1<<25:65536;var r=new h.moofBox;r.add("mfhd").set("sequence_number",this.nextMoofNumber),this.nextMoofNumber++;var i=r.add("traf"),n=this.getTrackById(e.track_id);return i.add("tfhd").set("track_id",e.track_id).set("flags",h.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),i.add("tfdt").set("baseMediaDecodeTime",e.dts-(n.first_dts||0)),i.add("trun").set("flags",h.TRUN_FLAGS_DATA_OFFSET|h.TRUN_FLAGS_DURATION|h.TRUN_FLAGS_SIZE|h.TRUN_FLAGS_FLAGS|h.TRUN_FLAGS_CTS_OFFSET).set("data_offset",0).set("first_sample_flags",0).set("sample_count",1).set("sample_duration",[e.duration]).set("sample_size",[e.size]).set("sample_flags",[t]).set("sample_composition_time_offset",[e.cts-e.dts]),r},g.prototype.lastMoofIndex=0,g.prototype.samplesDataSize=0,g.prototype.resetTables=function(){var e,t,r,i,n,s;for(this.initial_duration=this.moov.mvhd.duration,this.moov.mvhd.duration=0,e=0;e<this.moov.traks.length;e++){(t=this.moov.traks[e]).tkhd.duration=0,t.mdia.mdhd.duration=0,(t.mdia.minf.stbl.stco||t.mdia.minf.stbl.co64).chunk_offsets=[],(r=t.mdia.minf.stbl.stsc).first_chunk=[],r.samples_per_chunk=[],r.sample_description_index=[],(t.mdia.minf.stbl.stsz||t.mdia.minf.stbl.stz2).sample_sizes=[],(i=t.mdia.minf.stbl.stts).sample_counts=[],i.sample_deltas=[],(n=t.mdia.minf.stbl.ctts)&&(n.sample_counts=[],n.sample_offsets=[]),s=t.mdia.minf.stbl.stss;var a=t.mdia.minf.stbl.boxes.indexOf(s);-1!=a&&(t.mdia.minf.stbl.boxes[a]=null)}},g.initSampleGroups=function(e,t,r,i,n){var s,a,o,d;function l(e,t,r){this.grouping_type=e,this.grouping_type_parameter=t,this.sbgp=r,this.last_sample_in_run=-1,this.entry_index=-1}for(t&&(t.sample_groups_info=[]),e.sample_groups_info||(e.sample_groups_info=[]),a=0;a<r.length;a++){for(d=r[a].grouping_type+"/"+r[a].grouping_type_parameter,o=new l(r[a].grouping_type,r[a].grouping_type_parameter,r[a]),t&&(t.sample_groups_info[d]=o),e.sample_groups_info[d]||(e.sample_groups_info[d]=o),s=0;s<i.length;s++)i[s].grouping_type===r[a].grouping_type&&(o.description=i[s],o.description.used=!0);if(n)for(s=0;s<n.length;s++)n[s].grouping_type===r[a].grouping_type&&(o.fragment_description=n[s],o.fragment_description.used=!0,o.is_fragment=!0)}if(t){if(n)for(a=0;a<n.length;a++)!n[a].used&&n[a].version>=2&&(d=n[a].grouping_type+"/0",(o=new l(n[a].grouping_type,0)).is_fragment=!0,t.sample_groups_info[d]||(t.sample_groups_info[d]=o))}else for(a=0;a<i.length;a++)!i[a].used&&i[a].version>=2&&(d=i[a].grouping_type+"/0",o=new l(i[a].grouping_type,0),e.sample_groups_info[d]||(e.sample_groups_info[d]=o))},g.setSampleGroupProperties=function(e,t,r,i){var n,s;for(n in t.sample_groups=[],i){var a;if(t.sample_groups[n]={},t.sample_groups[n].grouping_type=i[n].grouping_type,t.sample_groups[n].grouping_type_parameter=i[n].grouping_type_parameter,r>=i[n].last_sample_in_run&&(i[n].last_sample_in_run<0&&(i[n].last_sample_in_run=0),i[n].entry_index++,i[n].entry_index<=i[n].sbgp.entries.length-1&&(i[n].last_sample_in_run+=i[n].sbgp.entries[i[n].entry_index].sample_count)),i[n].entry_index<=i[n].sbgp.entries.length-1?t.sample_groups[n].group_description_index=i[n].sbgp.entries[i[n].entry_index].group_description_index:t.sample_groups[n].group_description_index=-1,0!==t.sample_groups[n].group_description_index)a=i[n].fragment_description?i[n].fragment_description:i[n].description,t.sample_groups[n].group_description_index>0?(s=t.sample_groups[n].group_description_index>65535?(t.sample_groups[n].group_description_index>>16)-1:t.sample_groups[n].group_description_index-1,a&&s>=0&&(t.sample_groups[n].description=a.entries[s])):a&&a.version>=2&&a.default_group_description_index>0&&(t.sample_groups[n].description=a.entries[a.default_group_description_index-1])}},g.process_sdtp=function(e,t,r){t&&(e?(t.is_leading=e.is_leading[r],t.depends_on=e.sample_depends_on[r],t.is_depended_on=e.sample_is_depended_on[r],t.has_redundancy=e.sample_has_redundancy[r]):(t.is_leading=0,t.depends_on=0,t.is_depended_on=0,t.has_redundancy=0))},g.prototype.buildSampleLists=function(){var e,t;for(e=0;e<this.moov.traks.length;e++)t=this.moov.traks[e],this.buildTrakSampleLists(t)},g.prototype.buildTrakSampleLists=function(e){var t,r,i,n,s,a,o,d,l,u,c,h,f,p,m,_,y,v,b,w,S,E,A,U;if(e.samples=[],e.samples_duration=0,e.samples_size=0,r=e.mdia.minf.stbl.stco||e.mdia.minf.stbl.co64,i=e.mdia.minf.stbl.stsc,n=e.mdia.minf.stbl.stsz||e.mdia.minf.stbl.stz2,s=e.mdia.minf.stbl.stts,a=e.mdia.minf.stbl.ctts,o=e.mdia.minf.stbl.stss,d=e.mdia.minf.stbl.stsd,l=e.mdia.minf.stbl.subs,h=e.mdia.minf.stbl.stdp,u=e.mdia.minf.stbl.sbgps,c=e.mdia.minf.stbl.sgpds,v=-1,b=-1,w=-1,S=-1,E=0,A=0,U=0,g.initSampleGroups(e,null,u,c),void 0!==n){for(t=0;t<n.sample_sizes.length;t++){var x={};x.number=t,x.track_id=e.tkhd.track_id,x.timescale=e.mdia.mdhd.timescale,x.alreadyRead=0,e.samples[t]=x,x.size=n.sample_sizes[t],e.samples_size+=x.size,0===t?(p=1,f=0,x.chunk_index=p,x.chunk_run_index=f,y=i.samples_per_chunk[f],_=0,m=f+1<i.first_chunk.length?i.first_chunk[f+1]-1:1/0):t<y?(x.chunk_index=p,x.chunk_run_index=f):(p++,x.chunk_index=p,_=0,p<=m||(m=++f+1<i.first_chunk.length?i.first_chunk[f+1]-1:1/0),x.chunk_run_index=f,y+=i.samples_per_chunk[f]),x.description_index=i.sample_description_index[x.chunk_run_index]-1,x.description=d.entries[x.description_index],x.offset=r.chunk_offsets[x.chunk_index-1]+_,_+=x.size,t>v&&(b++,v<0&&(v=0),v+=s.sample_counts[b]),t>0?(e.samples[t-1].duration=s.sample_deltas[b],e.samples_duration+=e.samples[t-1].duration,x.dts=e.samples[t-1].dts+e.samples[t-1].duration):x.dts=0,a?(t>=w&&(S++,w<0&&(w=0),w+=a.sample_counts[S]),x.cts=e.samples[t].dts+a.sample_offsets[S]):x.cts=x.dts,o?(t==o.sample_numbers[E]-1?(x.is_sync=!0,E++):(x.is_sync=!1,x.degradation_priority=0),l&&l.entries[A].sample_delta+U==t+1&&(x.subsamples=l.entries[A].subsamples,U+=l.entries[A].sample_delta,A++)):x.is_sync=!0,g.process_sdtp(e.mdia.minf.stbl.sdtp,x,x.number),x.degradation_priority=h?h.priority[t]:0,l&&l.entries[A].sample_delta+U==t&&(x.subsamples=l.entries[A].subsamples,U+=l.entries[A].sample_delta),(u.length>0||c.length>0)&&g.setSampleGroupProperties(e,x,t,e.sample_groups_info)}t>0&&(e.samples[t-1].duration=Math.max(e.mdia.mdhd.duration-e.samples[t-1].dts,0),e.samples_duration+=e.samples[t-1].duration)}},g.prototype.updateSampleLists=function(){var e,t,r,i,n,s,a,o,d,l,u,c,f,p,m;if(void 0!==this.moov)for(;this.lastMoofIndex<this.moofs.length;)if(d=this.moofs[this.lastMoofIndex],this.lastMoofIndex++,"moof"==d.type)for(l=d,e=0;e<l.trafs.length;e++){for(u=l.trafs[e],c=this.getTrackById(u.tfhd.track_id),f=this.getTrexById(u.tfhd.track_id),i=u.tfhd.flags&h.TFHD_FLAG_SAMPLE_DESC?u.tfhd.default_sample_description_index:f?f.default_sample_description_index:1,n=u.tfhd.flags&h.TFHD_FLAG_SAMPLE_DUR?u.tfhd.default_sample_duration:f?f.default_sample_duration:0,s=u.tfhd.flags&h.TFHD_FLAG_SAMPLE_SIZE?u.tfhd.default_sample_size:f?f.default_sample_size:0,a=u.tfhd.flags&h.TFHD_FLAG_SAMPLE_FLAGS?u.tfhd.default_sample_flags:f?f.default_sample_flags:0,u.sample_number=0,u.sbgps.length>0&&g.initSampleGroups(c,u,u.sbgps,c.mdia.minf.stbl.sgpds,u.sgpds),t=0;t<u.truns.length;t++){var _=u.truns[t];for(r=0;r<_.sample_count;r++){(p={}).moof_number=this.lastMoofIndex,p.number_in_traf=u.sample_number,u.sample_number++,p.number=c.samples.length,u.first_sample_index=c.samples.length,c.samples.push(p),p.track_id=c.tkhd.track_id,p.timescale=c.mdia.mdhd.timescale,p.description_index=i-1,p.description=c.mdia.minf.stbl.stsd.entries[p.description_index],p.size=s,_.flags&h.TRUN_FLAGS_SIZE&&(p.size=_.sample_size[r]),c.samples_size+=p.size,p.duration=n,_.flags&h.TRUN_FLAGS_DURATION&&(p.duration=_.sample_duration[r]),c.samples_duration+=p.duration,c.first_traf_merged||r>0?p.dts=c.samples[c.samples.length-2].dts+c.samples[c.samples.length-2].duration:(u.tfdt?p.dts=u.tfdt.baseMediaDecodeTime:p.dts=0,c.first_traf_merged=!0),p.cts=p.dts,_.flags&h.TRUN_FLAGS_CTS_OFFSET&&(p.cts=p.dts+_.sample_composition_time_offset[r]),m=a,_.flags&h.TRUN_FLAGS_FLAGS?m=_.sample_flags[r]:0===r&&_.flags&h.TRUN_FLAGS_FIRST_FLAG&&(m=_.first_sample_flags),p.is_sync=!(m>>16&1),p.is_leading=m>>26&3,p.depends_on=m>>24&3,p.is_depended_on=m>>22&3,p.has_redundancy=m>>20&3,p.degradation_priority=65535&m;var y=!!(u.tfhd.flags&h.TFHD_FLAG_BASE_DATA_OFFSET),v=!!(u.tfhd.flags&h.TFHD_FLAG_DEFAULT_BASE_IS_MOOF),b=!!(_.flags&h.TRUN_FLAGS_DATA_OFFSET),w=0;w=y?u.tfhd.base_data_offset:v||0===t?l.start:o,p.offset=0===t&&0===r?b?w+_.data_offset:w:o,o=p.offset+p.size,(u.sbgps.length>0||u.sgpds.length>0||c.mdia.minf.stbl.sbgps.length>0||c.mdia.minf.stbl.sgpds.length>0)&&g.setSampleGroupProperties(c,p,p.number_in_traf,u.sample_groups_info)}}if(u.subs){c.has_fragment_subsamples=!0;var S=u.first_sample_index;for(t=0;t<u.subs.entries.length;t++)S+=u.subs.entries[t].sample_delta,(p=c.samples[S-1]).subsamples=u.subs.entries[t].subsamples}}},g.prototype.getSample=function(e,t){var r,i=e.samples[t];if(!this.moov)return null;if(i.data){if(i.alreadyRead==i.size)return i}else i.data=new Uint8Array(i.size),i.alreadyRead=0,this.samplesDataSize+=i.size,a.debug("ISOFile","Allocating sample #"+t+" on track #"+e.tkhd.track_id+" of size "+i.size+" (total: "+this.samplesDataSize+")");for(;;){var n=this.stream.findPosition(!0,i.offset+i.alreadyRead,!1);if(!(n>-1))return null;var s=(r=this.stream.buffers[n]).byteLength-(i.offset+i.alreadyRead-r.fileStart);if(i.size-i.alreadyRead<=s)return a.debug("ISOFile","Getting sample #"+t+" data (alreadyRead: "+i.alreadyRead+" offset: "+(i.offset+i.alreadyRead-r.fileStart)+" read size: "+(i.size-i.alreadyRead)+" full size: "+i.size+")"),d.memcpy(i.data.buffer,i.alreadyRead,r,i.offset+i.alreadyRead-r.fileStart,i.size-i.alreadyRead),r.usedBytes+=i.size-i.alreadyRead,this.stream.logBufferLevel(),i.alreadyRead=i.size,i;if(0===s)return null;a.debug("ISOFile","Getting sample #"+t+" partial data (alreadyRead: "+i.alreadyRead+" offset: "+(i.offset+i.alreadyRead-r.fileStart)+" read size: "+s+" full size: "+i.size+")"),d.memcpy(i.data.buffer,i.alreadyRead,r,i.offset+i.alreadyRead-r.fileStart,s),i.alreadyRead+=s,r.usedBytes+=s,this.stream.logBufferLevel()}},g.prototype.releaseSample=function(e,t){var r=e.samples[t];return r.data?(this.samplesDataSize-=r.size,r.data=null,r.alreadyRead=0,r.size):0},g.prototype.getAllocatedSampleDataSize=function(){return this.samplesDataSize},g.prototype.getCodecs=function(){var e,t="";for(e=0;e<this.moov.traks.length;e++){e>0&&(t+=","),t+=this.moov.traks[e].mdia.minf.stbl.stsd.entries[0].getCodec()}return t},g.prototype.getTrexById=function(e){var t;if(!this.moov||!this.moov.mvex)return null;for(t=0;t<this.moov.mvex.trexs.length;t++){var r=this.moov.mvex.trexs[t];if(r.track_id==e)return r}return null},g.prototype.getTrackById=function(e){if(void 0===this.moov)return null;for(var t=0;t<this.moov.traks.length;t++){var r=this.moov.traks[t];if(r.tkhd.track_id==e)return r}return null},g.prototype.items=[],g.prototype.entity_groups=[],g.prototype.itemsDataSize=0,g.prototype.flattenItemInfo=function(){var e,t,r,i=this.items,n=this.entity_groups,s=this.meta;if(null!=s&&void 0!==s.hdlr&&void 0!==s.iinf){for(e=0;e<s.iinf.item_infos.length;e++)(r={}).id=s.iinf.item_infos[e].item_ID,i[r.id]=r,r.ref_to=[],r.name=s.iinf.item_infos[e].item_name,s.iinf.item_infos[e].protection_index>0&&(r.protection=s.ipro.protections[s.iinf.item_infos[e].protection_index-1]),s.iinf.item_infos[e].item_type?r.type=s.iinf.item_infos[e].item_type:r.type="mime",r.content_type=s.iinf.item_infos[e].content_type,r.content_encoding=s.iinf.item_infos[e].content_encoding;if(s.grpl)for(e=0;e<s.grpl.boxes.length;e++)entity_group={},entity_group.id=s.grpl.boxes[e].group_id,entity_group.entity_ids=s.grpl.boxes[e].entity_ids,entity_group.type=s.grpl.boxes[e].type,n[entity_group.id]=entity_group;if(s.iloc)for(e=0;e<s.iloc.items.length;e++){var o=s.iloc.items[e];switch(r=i[o.item_ID],0!==o.data_reference_index&&(a.warn("Item storage with reference to other files: not supported"),r.source=s.dinf.boxes[o.data_reference_index-1]),o.construction_method){case 0:break;case 1:case 2:a.warn("Item storage with construction_method : not supported")}for(r.extents=[],r.size=0,t=0;t<o.extents.length;t++)r.extents[t]={},r.extents[t].offset=o.extents[t].extent_offset+o.base_offset,r.extents[t].length=o.extents[t].extent_length,r.extents[t].alreadyRead=0,r.size+=r.extents[t].length}if(s.pitm&&(i[s.pitm.item_id].primary=!0),s.iref)for(e=0;e<s.iref.references.length;e++){var d=s.iref.references[e];for(t=0;t<d.references.length;t++)i[d.from_item_ID].ref_to.push({type:d.type,id:d.references[t]})}if(s.iprp)for(var l=0;l<s.iprp.ipmas.length;l++){var u=s.iprp.ipmas[l];for(e=0;e<u.associations.length;e++){var c=u.associations[e];if((r=i[c.id])||(r=n[c.id]),r)for(void 0===r.properties&&(r.properties={},r.properties.boxes=[]),t=0;t<c.props.length;t++){var h=c.props[t];if(h.property_index>0&&h.property_index-1<s.iprp.ipco.boxes.length){var f=s.iprp.ipco.boxes[h.property_index-1];r.properties[f.type]=f,r.properties.boxes.push(f)}}}}}},g.prototype.getItem=function(e){var t,r;if(!this.meta)return null;if(!(r=this.items[e]).data&&r.size)r.data=new Uint8Array(r.size),r.alreadyRead=0,this.itemsDataSize+=r.size,a.debug("ISOFile","Allocating item #"+e+" of size "+r.size+" (total: "+this.itemsDataSize+")");else if(r.alreadyRead===r.size)return r;for(var i=0;i<r.extents.length;i++){var n=r.extents[i];if(n.alreadyRead!==n.length){var s=this.stream.findPosition(!0,n.offset+n.alreadyRead,!1);if(!(s>-1))return null;var o=(t=this.stream.buffers[s]).byteLength-(n.offset+n.alreadyRead-t.fileStart);if(!(n.length-n.alreadyRead<=o))return a.debug("ISOFile","Getting item #"+e+" extent #"+i+" partial data (alreadyRead: "+n.alreadyRead+" offset: "+(n.offset+n.alreadyRead-t.fileStart)+" read size: "+o+" full extent size: "+n.length+" full item size: "+r.size+")"),d.memcpy(r.data.buffer,r.alreadyRead,t,n.offset+n.alreadyRead-t.fileStart,o),n.alreadyRead+=o,r.alreadyRead+=o,t.usedBytes+=o,this.stream.logBufferLevel(),null;a.debug("ISOFile","Getting item #"+e+" extent #"+i+" data (alreadyRead: "+n.alreadyRead+" offset: "+(n.offset+n.alreadyRead-t.fileStart)+" read size: "+(n.length-n.alreadyRead)+" full extent size: "+n.length+" full item size: "+r.size+")"),d.memcpy(r.data.buffer,r.alreadyRead,t,n.offset+n.alreadyRead-t.fileStart,n.length-n.alreadyRead),t.usedBytes+=n.length-n.alreadyRead,this.stream.logBufferLevel(),r.alreadyRead+=n.length-n.alreadyRead,n.alreadyRead=n.length}}return r.alreadyRead===r.size?r:null},g.prototype.releaseItem=function(e){var t=this.items[e];if(t.data){this.itemsDataSize-=t.size,t.data=null,t.alreadyRead=0;for(var r=0;r<t.extents.length;r++){t.extents[r].alreadyRead=0}return t.size}return 0},g.prototype.processItems=function(e){for(var t in this.items){var r=this.items[t];this.getItem(r.id),e&&!r.sent&&(e(r),r.sent=!0,r.data=null)}},g.prototype.hasItem=function(e){for(var t in this.items){var r=this.items[t];if(r.name===e)return r.id}return-1},g.prototype.getMetaHandler=function(){return this.meta?this.meta.hdlr.handler:null},g.prototype.getPrimaryItem=function(){return this.meta&&this.meta.pitm?this.getItem(this.meta.pitm.item_id):null},g.prototype.itemToFragmentedTrackFile=function(e){var t=e||{},r=null;if(null==(r=t.itemId?this.getItem(t.itemId):this.getPrimaryItem()))return null;var i=new g;i.discardMdatData=!1;var n={type:r.type,description_boxes:r.properties.boxes};r.properties.ispe&&(n.width=r.properties.ispe.image_width,n.height=r.properties.ispe.image_height);var s=i.addTrack(n);return s?(i.addSample(s,r.data),i):null},g.prototype.write=function(e){for(var t=0;t<this.boxes.length;t++)this.boxes[t].write(e)},g.prototype.createFragment=function(e,t,r){var i=this.getTrackById(e),n=this.getSample(i,t);if(null==n)return this.setNextSeekPositionFromSample(i.samples[t]),null;var s=r||new d;s.endianness=d.BIG_ENDIAN;var o=this.createSingleSampleMoof(n);o.write(s),o.trafs[0].truns[0].data_offset=o.size+8,a.debug("MP4Box","Adjusting data_offset with new value "+o.trafs[0].truns[0].data_offset),s.adjustUint32(o.trafs[0].truns[0].data_offset_position,o.trafs[0].truns[0].data_offset);var l=new h.mdatBox;return l.data=n.data,l.write(s),s},g.writeInitializationSegment=function(e,t,r,i){var n;a.debug("ISOFile","Generating initialization segment");var s=new d;s.endianness=d.BIG_ENDIAN,e.write(s);var o=t.add("mvex");for(r&&o.add("mehd").set("fragment_duration",r),n=0;n<t.traks.length;n++)o.add("trex").set("track_id",t.traks[n].tkhd.track_id).set("default_sample_description_index",1).set("default_sample_duration",i).set("default_sample_size",0).set("default_sample_flags",65536);return t.write(s),s.buffer},g.prototype.save=function(e){var t=new d;t.endianness=d.BIG_ENDIAN,this.write(t),t.save(e)},g.prototype.getBuffer=function(){var e=new d;return e.endianness=d.BIG_ENDIAN,this.write(e),e.buffer},g.prototype.initializeSegmentation=function(){var e,t,r,i;for(null===this.onSegment&&a.warn("MP4Box","No segmentation callback set!"),this.isFragmentationInitialized||(this.isFragmentationInitialized=!0,this.nextMoofNumber=0,this.resetTables()),t=[],e=0;e<this.fragmentedTracks.length;e++){var n=new h.moovBox;n.mvhd=this.moov.mvhd,n.boxes.push(n.mvhd),r=this.getTrackById(this.fragmentedTracks[e].id),n.boxes.push(r),n.traks.push(r),(i={}).id=r.tkhd.track_id,i.user=this.fragmentedTracks[e].user,i.buffer=g.writeInitializationSegment(this.ftyp,n,this.moov.mvex&&this.moov.mvex.mehd?this.moov.mvex.mehd.fragment_duration:void 0,this.moov.traks[e].samples.length>0?this.moov.traks[e].samples[0].duration:0),t.push(i)}return t},h.Box.prototype.printHeader=function(e){this.size+=8,this.size>l&&(this.size+=8),"uuid"===this.type&&(this.size+=16),e.log(e.indent+"size:"+this.size),e.log(e.indent+"type:"+this.type)},h.FullBox.prototype.printHeader=function(e){this.size+=4,h.Box.prototype.printHeader.call(this,e),e.log(e.indent+"version:"+this.version),e.log(e.indent+"flags:"+this.flags)},h.Box.prototype.print=function(e){this.printHeader(e)},h.ContainerBox.prototype.print=function(e){this.printHeader(e);for(var t=0;t<this.boxes.length;t++)if(this.boxes[t]){var r=e.indent;e.indent+=" ",this.boxes[t].print(e),e.indent=r}},g.prototype.print=function(e){e.indent="";for(var t=0;t<this.boxes.length;t++)this.boxes[t]&&this.boxes[t].print(e)},h.mvhdBox.prototype.print=function(e){h.FullBox.prototype.printHeader.call(this,e),e.log(e.indent+"creation_time: "+this.creation_time),e.log(e.indent+"modification_time: "+this.modification_time),e.log(e.indent+"timescale: "+this.timescale),e.log(e.indent+"duration: "+this.duration),e.log(e.indent+"rate: "+this.rate),e.log(e.indent+"volume: "+(this.volume>>8)),e.log(e.indent+"matrix: "+this.matrix.join(", ")),e.log(e.indent+"next_track_id: "+this.next_track_id)},h.tkhdBox.prototype.print=function(e){h.FullBox.prototype.printHeader.call(this,e),e.log(e.indent+"creation_time: "+this.creation_time),e.log(e.indent+"modification_time: "+this.modification_time),e.log(e.indent+"track_id: "+this.track_id),e.log(e.indent+"duration: "+this.duration),e.log(e.indent+"volume: "+(this.volume>>8)),e.log(e.indent+"matrix: "+this.matrix.join(", ")),e.log(e.indent+"layer: "+this.layer),e.log(e.indent+"alternate_group: "+this.alternate_group),e.log(e.indent+"width: "+this.width),e.log(e.indent+"height: "+this.height)};var y={createFile:function(e,t){var r=void 0===e||e,i=new g(t);return i.discardMdatData=!r,i}};t.createFile=y.createFile}));function Oi(e){return e.reduce(((e,t)=>256*e+t))}function Gi(e){const t=[101,103,119,99],r=e.length-28,i=e.slice(r,r+t.length);return t.every(((e,t)=>e===i[t]))}$i.Log,$i.MP4BoxStream,$i.DataStream,$i.MultiBufferStream,$i.MPEG4DescriptorParser,$i.BoxParser,$i.XMLSubtitlein4Parser,$i.Textin4Parser,$i.ISOFile,$i.createFile;class Hi{constructor(){this.s=null,this.a=null,this.l=0,this.c=0,this.u=1/0,this.A=!1,this.d=!1,this.r=4194304,this.n=new Uint8Array([30,158,90,33,244,57,83,165,2,70,35,87,215,231,226,108]),this.t=this.n.slice().reverse()}destroy(){this.s=null,this.a=null,this.l=0,this.c=0,this.u=1/0,this.A=!1,this.d=!1,this.r=4194304,this.n=null,this.t=null}transport(e){if(!this.s&&this.l>50)return e;if(this.l++,this.d)return e;const t=new Uint8Array(e);if(this.A){if(!(this.c<this.u))return this.a&&this.s?(this.a.set(t,this.r),this.s.parse(null,this.r,t.byteLength),this.a.slice(this.r,this.r+t.byteLength)):(console.error("video_error_2"),this.d=!0,e);Gi(t)&&this.c++}else{const r=function(e,t){const r=function(e,t){for(let r=0;r<e.byteLength-t.length;r++)for(let i=0;i<t.length&&e[r+i]===t[i];i++)if(i===t.length-1)return r;return null}(e,t);if(r){const t=Oi(e.slice(r+16,r+16+8));return[t,Oi(e.slice(r+24,r+24+8)),function(e){return e.map((e=>~e))}(e.slice(r+32,r+32+t))]}return null}(t,this.t);if(!r)return e;const i=function(e){try{if("object"!=typeof WebAssembly||"function"!=typeof WebAssembly.instantiate)throw null;{const e=new WebAssembly.Module(Uint8Array.of(0,97,115,109,1,0,0,0));if(!(e instanceof WebAssembly.Module&&new WebAssembly.Instance(e)instanceof WebAssembly.Instance))throw null}}catch(e){return new Error("video_error_4")}let t;try{t={env:{__handle_stack_overflow:()=>e(new Error("video_error_1")),memory:new WebAssembly.Memory({initial:256,maximum:256})}}}catch(e){return new Error("video_error_5")}return t}(e);if(i instanceof Error)return console.error(i.message),this.d=!0,e;this.A=!0,this.u=r[1],Gi(t)&&this.c++,WebAssembly.instantiate(r[2],i).then((e=>{if("function"!=typeof(t=e.instance.exports).parse||"object"!=typeof t.memory)return this.d=!0,void console.error("video_error_3");var t;this.s=e.instance.exports,this.a=new Uint8Array(this.s.memory.buffer)})).catch((e=>{this.d=!0,console.error("video_error_6")}))}return e}}const Vi=16,Wi=[214,144,233,254,204,225,61,183,22,182,20,194,40,251,44,5,43,103,154,118,42,190,4,195,170,68,19,38,73,134,6,153,156,66,80,244,145,239,152,122,51,84,11,67,237,207,172,98,228,179,28,169,201,8,232,149,128,223,148,250,117,143,63,166,71,7,167,252,243,115,23,186,131,89,60,25,230,133,79,168,104,107,129,178,113,100,218,139,248,235,15,75,112,86,157,53,30,36,14,94,99,88,209,162,37,34,124,59,1,33,120,135,212,0,70,87,159,211,39,82,76,54,2,231,160,196,200,158,234,191,138,210,64,199,56,181,163,247,242,206,249,97,21,161,224,174,93,164,155,52,26,85,173,147,50,48,245,140,177,227,29,246,226,46,130,102,202,96,192,41,35,171,13,83,78,111,213,219,55,69,222,253,142,47,3,255,106,114,109,108,91,81,141,27,175,146,187,221,188,127,17,217,92,65,31,16,90,216,10,193,49,136,165,205,123,189,45,116,208,18,184,229,180,176,137,105,151,74,12,150,119,126,101,185,241,9,197,110,198,132,24,240,125,236,58,220,77,32,121,238,95,62,215,203,57,72],ji=[462357,472066609,943670861,1415275113,1886879365,2358483617,2830087869,3301692121,3773296373,4228057617,404694573,876298825,1347903077,1819507329,2291111581,2762715833,3234320085,3705924337,4177462797,337322537,808926789,1280531041,1752135293,2223739545,2695343797,3166948049,3638552301,4110090761,269950501,741554753,1213159005,1684763257];function qi(e){const t=[];for(let r=0,i=e.length;r<i;r+=2)t.push(parseInt(e.substr(r,2),16));return t}function Yi(e){return e.map((e=>1===(e=e.toString(16)).length?"0"+e:e)).join("")}function Ki(e){const t=[];for(let r=0,i=e.length;r<i;r++){const i=e.codePointAt(r);if(i<=127)t.push(i);else if(i<=2047)t.push(192|i>>>6),t.push(128|63&i);else if(i<=55295||i>=57344&&i<=65535)t.push(224|i>>>12),t.push(128|i>>>6&63),t.push(128|63&i);else{if(!(i>=65536&&i<=1114111))throw t.push(i),new Error("input is not supported");r++,t.push(240|i>>>18&28),t.push(128|i>>>12&63),t.push(128|i>>>6&63),t.push(128|63&i)}}return t}function Xi(e){const t=[];for(let r=0,i=e.length;r<i;r++)e[r]>=240&&e[r]<=247?(t.push(String.fromCodePoint(((7&e[r])<<18)+((63&e[r+1])<<12)+((63&e[r+2])<<6)+(63&e[r+3]))),r+=3):e[r]>=224&&e[r]<=239?(t.push(String.fromCodePoint(((15&e[r])<<12)+((63&e[r+1])<<6)+(63&e[r+2]))),r+=2):e[r]>=192&&e[r]<=223?(t.push(String.fromCodePoint(((31&e[r])<<6)+(63&e[r+1]))),r++):t.push(String.fromCodePoint(e[r]));return t.join("")}function Ji(e,t){const r=31&t;return e<<r|e>>>32-r}function Zi(e){return(255&Wi[e>>>24&255])<<24|(255&Wi[e>>>16&255])<<16|(255&Wi[e>>>8&255])<<8|255&Wi[255&e]}function Qi(e){return e^Ji(e,2)^Ji(e,10)^Ji(e,18)^Ji(e,24)}function en(e){return e^Ji(e,13)^Ji(e,23)}function tn(e,t,r){const i=new Array(4),n=new Array(4);for(let t=0;t<4;t++)n[0]=255&e[4*t],n[1]=255&e[4*t+1],n[2]=255&e[4*t+2],n[3]=255&e[4*t+3],i[t]=n[0]<<24|n[1]<<16|n[2]<<8|n[3];for(let e,t=0;t<32;t+=4)e=i[1]^i[2]^i[3]^r[t+0],i[0]^=Qi(Zi(e)),e=i[2]^i[3]^i[0]^r[t+1],i[1]^=Qi(Zi(e)),e=i[3]^i[0]^i[1]^r[t+2],i[2]^=Qi(Zi(e)),e=i[0]^i[1]^i[2]^r[t+3],i[3]^=Qi(Zi(e));for(let e=0;e<16;e+=4)t[e]=i[3-e/4]>>>24&255,t[e+1]=i[3-e/4]>>>16&255,t[e+2]=i[3-e/4]>>>8&255,t[e+3]=255&i[3-e/4]}function rn(e,t,r){const i=new Array(4),n=new Array(4);for(let t=0;t<4;t++)n[0]=255&e[0+4*t],n[1]=255&e[1+4*t],n[2]=255&e[2+4*t],n[3]=255&e[3+4*t],i[t]=n[0]<<24|n[1]<<16|n[2]<<8|n[3];i[0]^=2746333894,i[1]^=1453994832,i[2]^=1736282519,i[3]^=2993693404;for(let e,r=0;r<32;r+=4)e=i[1]^i[2]^i[3]^ji[r+0],t[r+0]=i[0]^=en(Zi(e)),e=i[2]^i[3]^i[0]^ji[r+1],t[r+1]=i[1]^=en(Zi(e)),e=i[3]^i[0]^i[1]^ji[r+2],t[r+2]=i[2]^=en(Zi(e)),e=i[0]^i[1]^i[2]^ji[r+3],t[r+3]=i[3]^=en(Zi(e));if(0===r)for(let e,r=0;r<16;r++)e=t[r],t[r]=t[31-r],t[31-r]=e}function nn(e,t,r){let{padding:i="pkcs#7",mode:n,iv:s=[],output:a="string"}=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};if("cbc"===n&&("string"==typeof s&&(s=qi(s)),16!==s.length))throw new Error("iv is invalid");if("string"==typeof t&&(t=qi(t)),16!==t.length)throw new Error("key is invalid");if(e="string"==typeof e?0!==r?Ki(e):qi(e):[...e],("pkcs#5"===i||"pkcs#7"===i)&&0!==r){const t=Vi-e.length%Vi;for(let r=0;r<t;r++)e.push(t)}const o=new Array(32);rn(t,o,r);const d=[];let l=s,u=e.length,c=0;for(;u>=Vi;){const t=e.slice(c,c+16),i=new Array(16);if("cbc"===n)for(let e=0;e<Vi;e++)0!==r&&(t[e]^=l[e]);tn(t,i,o);for(let e=0;e<Vi;e++)"cbc"===n&&0===r&&(i[e]^=l[e]),d[c+e]=i[e];"cbc"===n&&(l=0!==r?i:t),u-=Vi,c+=Vi}if(("pkcs#5"===i||"pkcs#7"===i)&&0===r){const e=d.length,t=d[e-1];for(let r=1;r<=t;r++)if(d[e-r]!==t)throw new Error("padding is invalid");d.splice(e-t,t)}return"array"!==a?0!==r?Yi(d):Xi(d):d}function sn(e){return e[3]|e[2]<<8|e[1]<<16|e[0]<<24}function an(e,t){let r=arguments.length>2&&void 0!==arguments[2]&&arguments[2];const i=e.byteLength;let n=5;for(;n<i;){let s=sn(e.slice(n,n+4));if(s>i)break;let a=e[n+4],o=!1;if(r?(a=a>>>1&63,o=[0,1,2,3,4,5,6,7,8,9,16,17,18,19,20,21].includes(a)):(a&=31,o=1===a||5===a),o){const r=nn(e.slice(n+4+2,n+4+s),t,0,{padding:"none",output:"array"});e.set(r,n+4+2)}n=n+4+s}return e}const on={init:0,findFirstStartCode:1,findSecondStartCode:2};class dn extends class{on(e,t,r){const i=this.e||(this.e={});return(i[e]||(i[e]=[])).push({fn:t,ctx:r}),this}once(e,t,r){const i=this;function n(){i.off(e,n);for(var s=arguments.length,a=new Array(s),o=0;o<s;o++)a[o]=arguments[o];t.apply(r,a)}return n._=t,this.on(e,n,r)}emit(e){const t=((this.e||(this.e={}))[e]||[]).slice();for(var r=arguments.length,i=new Array(r>1?r-1:0),n=1;n<r;n++)i[n-1]=arguments[n];for(let e=0;e<t.length;e+=1)t[e].fn.apply(t[e].ctx,i);return this}off(e,t){const r=this.e||(this.e={});if(!e)return Object.keys(r).forEach((e=>{delete r[e]})),void delete this.e;const i=r[e],n=[];if(i&&t)for(let e=0,r=i.length;e<r;e+=1)i[e].fn!==t&&i[e].fn._!==t&&n.push(i[e]);return n.length?r[e]=n:delete r[e],this}}{constructor(e){super(),this.player=e,this.isDestroyed=!1,this.reset()}destroy(){this.isDestroyed=!1,this.off(),this.reset()}reset(){this.stats=on.init,this.tempBuffer=new Uint8Array(0),this.parsedOffset=0,this.versionLayer=0}dispatch(e,t){let r=new Uint8Array(this.tempBuffer.length+e.length);for(r.set(this.tempBuffer,0),r.set(e,this.tempBuffer.length),this.tempBuffer=r;!this.isDestroyed;){if(this.state==on.Init){let e=!1;for(;this.tempBuffer.length-this.parsedOffset>=2&&!this.isDestroyed;)if(255==this.tempBuffer[this.parsedOffset]){if(!(!1&this.tempBuffer[this.parsedOffset+1])){this.versionLayer=this.tempBuffer[this.parsedOffset+1],this.state=on.findFirstStartCode,this.fisrtStartCodeOffset=this.parsedOffset,this.parsedOffset+=2,e=!0;break}this.parsedOffset++}else this.parsedOffset++;if(e)continue;break}if(this.state==on.findFirstStartCode){let e=!1;for(;this.tempBuffer.length-this.parsedOffset>=2&&!this.isDestroyed;)if(255==this.tempBuffer[this.parsedOffset]){if(this.tempBuffer[this.parsedOffset+1]==this.versionLayer){this.state=on.findSecondStartCode,this.secondStartCodeOffset=this.parsedOffset,this.parsedOffset+=2,e=!0;break}this.parsedOffset++}else this.parsedOffset++;if(e)continue;break}if(this.state==on.findSecondStartCode){let e=this.tempBuffer.slice(this.fisrtStartCodeOffset,this.secondStartCodeOffset);this.emit("data",e,t),this.tempBuffer=this.tempBuffer.slice(this.secondStartCodeOffset),this.fisrtStartCodeOffset=0,this.parsedOffset=2,this.state=on.findFirstStartCode}}}}function ln(e,t,r){for(let i=2;i<e.length;++i){const n=i-2,s=t[n%t.length],a=r[n%r.length];e[i]=e[i]^s^a}return e}function un(e){return e[3]|e[2]<<8|e[1]<<16|e[0]<<24}function cn(e,t,r){let i=arguments.length>3&&void 0!==arguments[3]&&arguments[3];const n=e.byteLength;let s=5;for(;s<n;){let a=un(e.slice(s,s+4));if(a>n)break;let o=e[s+4],d=!1;if(i?(o=o>>>1&63,d=[0,1,2,3,4,5,6,7,8,9,16,17,18,19,20,21].includes(o)):(o&=31,d=1===o||5===o),d){const i=ln(e.slice(s+4,s+4+a),t,r);e.set(i,s+4)}s=s+4+a}return e}function hn(){for(var e=arguments.length,t=new Array(e),r=0;r<e;r++)t[r]=arguments[r];if((t=t.filter(Boolean)).length<2)return t[0];const i=new Uint8Array(t.reduce(((e,t)=>e+t.byteLength),0));let n=0;return t.forEach((e=>{i.set(e,n),n+=e.byteLength})),i}class fn{constructor(e){this.destroys=[],this.proxy=this.proxy.bind(this),this.master=e}proxy(e,t,r){let i=arguments.length>3&&void 0!==arguments[3]?arguments[3]:{};if(!e)return;if(Array.isArray(t))return t.map((t=>this.proxy(e,t,r,i)));e.addEventListener(t,r,i);const n=()=>{ur(e.removeEventListener)&&e.removeEventListener(t,r,i)};return this.destroys.push(n),n}destroy(){this.master.debug&&this.master.debug.log("Events","destroy"),this.destroys.forEach((e=>e())),this.destroys=[]}}class pn{static init(){pn.types={avc1:[],avcC:[],hvc1:[],hvcC:[],av01:[],av1C:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],mvex:[],mvhd:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[],".mp3":[],Opus:[],dOps:[],"ac-3":[],dac3:[],"ec-3":[],dec3:[]};for(let e in pn.types)pn.types.hasOwnProperty(e)&&(pn.types[e]=[e.charCodeAt(0),e.charCodeAt(1),e.charCodeAt(2),e.charCodeAt(3)]);let e=pn.constants={};e.FTYP=new Uint8Array([105,115,111,109,0,0,0,1,105,115,111,109,97,118,99,49]),e.STSD_PREFIX=new Uint8Array([0,0,0,0,0,0,0,1]),e.STTS=new Uint8Array([0,0,0,0,0,0,0,0]),e.STSC=e.STCO=e.STTS,e.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]),e.HDLR_VIDEO=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]),e.HDLR_AUDIO=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]),e.DREF=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]),e.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]),e.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,0])}static box(e){let t=8,r=null,i=Array.prototype.slice.call(arguments,1),n=i.length;for(let e=0;e<n;e++)t+=i[e].byteLength;r=new Uint8Array(t),r[0]=t>>>24&255,r[1]=t>>>16&255,r[2]=t>>>8&255,r[3]=255&t,r.set(e,4);let s=8;for(let e=0;e<n;e++)r.set(i[e],s),s+=i[e].byteLength;return r}static generateInitSegment(e){let t=pn.box(pn.types.ftyp,pn.constants.FTYP),r=pn.moov(e),i=new Uint8Array(t.byteLength+r.byteLength);return i.set(t,0),i.set(r,t.byteLength),i}static moov(e){let t=pn.mvhd(e.timescale,e.duration),r=pn.trak(e),i=pn.mvex(e);return pn.box(pn.types.moov,t,r,i)}static mvhd(e,t){return pn.box(pn.types.mvhd,new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,e>>>24&255,e>>>16&255,e>>>8&255,255&e,t>>>24&255,t>>>16&255,t>>>8&255,255&t,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]))}static trak(e){return pn.box(pn.types.trak,pn.tkhd(e),pn.mdia(e))}static tkhd(e){let t=e.id,r=e.duration,i=e.presentWidth,n=e.presentHeight;return pn.box(pn.types.tkhd,new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,t>>>24&255,t>>>16&255,t>>>8&255,255&t,0,0,0,0,r>>>24&255,r>>>16&255,r>>>8&255,255&r,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,i>>>8&255,255&i,0,0,n>>>8&255,255&n,0,0]))}static mdia(e){return pn.box(pn.types.mdia,pn.mdhd(e),pn.hdlr(e),pn.minf(e))}static mdhd(e){let t=e.timescale,r=e.duration;return pn.box(pn.types.mdhd,new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0,t>>>24&255,t>>>16&255,t>>>8&255,255&t,r>>>24&255,r>>>16&255,r>>>8&255,255&r,85,196,0,0]))}static hdlr(e){let t=null;return t="audio"===e.type?pn.constants.HDLR_AUDIO:pn.constants.HDLR_VIDEO,pn.box(pn.types.hdlr,t)}static minf(e){let t=null;return t="audio"===e.type?pn.box(pn.types.smhd,pn.constants.SMHD):pn.box(pn.types.vmhd,pn.constants.VMHD),pn.box(pn.types.minf,t,pn.dinf(),pn.stbl(e))}static dinf(){return pn.box(pn.types.dinf,pn.box(pn.types.dref,pn.constants.DREF))}static stbl(e){return pn.box(pn.types.stbl,pn.stsd(e),pn.box(pn.types.stts,pn.constants.STTS),pn.box(pn.types.stsc,pn.constants.STSC),pn.box(pn.types.stsz,pn.constants.STSZ),pn.box(pn.types.stco,pn.constants.STCO))}static stsd(e){return"audio"===e.type?"mp3"===e.audioType?pn.box(pn.types.stsd,pn.constants.STSD_PREFIX,pn.mp3(e)):pn.box(pn.types.stsd,pn.constants.STSD_PREFIX,pn.mp4a(e)):"avc"===e.videoType?pn.box(pn.types.stsd,pn.constants.STSD_PREFIX,pn.avc1(e)):pn.box(pn.types.stsd,pn.constants.STSD_PREFIX,pn.hvc1(e))}static mp3(e){let t=e.channelCount,r=e.audioSampleRate,i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t,0,16,0,0,0,0,r>>>8&255,255&r,0,0]);return pn.box(pn.types[".mp3"],i)}static mp4a(e){let t=e.channelCount,r=e.audioSampleRate,i=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t,0,16,0,0,0,0,r>>>8&255,255&r,0,0]);return pn.box(pn.types.mp4a,i,pn.esds(e))}static esds(e){let t=e.config||[],r=t.length,i=new Uint8Array([0,0,0,0,3,23+r,0,1,0,4,15+r,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([r]).concat(t).concat([6,1,2]));return pn.box(pn.types.esds,i)}static avc1(e){let t=e.avcc;const r=e.codecWidth,i=e.codecHeight;let n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,r>>>8&255,255&r,i>>>8&255,255&i,0,72,0,0,0,72,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,255,255]);return pn.box(pn.types.avc1,n,pn.box(pn.types.avcC,t))}static hvc1(e){let t=e.avcc;const r=e.codecWidth,i=e.codecHeight;let n=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,r>>>8&255,255&r,i>>>8&255,255&i,0,72,0,0,0,72,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,255,255]);return pn.box(pn.types.hvc1,n,pn.box(pn.types.hvcC,t))}static mvex(e){return pn.box(pn.types.mvex,pn.trex(e))}static trex(e){let t=e.id,r=new Uint8Array([0,0,0,0,t>>>24&255,t>>>16&255,t>>>8&255,255&t,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]);return pn.box(pn.types.trex,r)}static moof(e,t){return pn.box(pn.types.moof,pn.mfhd(e.sequenceNumber),pn.traf(e,t))}static mfhd(e){let t=new Uint8Array([0,0,0,0,e>>>24&255,e>>>16&255,e>>>8&255,255&e]);return pn.box(pn.types.mfhd,t)}static traf(e,t){let r=e.id,i=pn.box(pn.types.tfhd,new Uint8Array([0,0,0,0,r>>>24&255,r>>>16&255,r>>>8&255,255&r])),n=pn.box(pn.types.tfdt,new Uint8Array([0,0,0,0,t>>>24&255,t>>>16&255,t>>>8&255,255&t])),s=pn.sdtp(e),a=pn.trun(e,s.byteLength+16+16+8+16+8+8);return pn.box(pn.types.traf,i,n,a,s)}static sdtp(e){let t=new Uint8Array(5),r=e.flags;return t[4]=r.isLeading<<6|r.dependsOn<<4|r.isDependedOn<<2|r.hasRedundancy,pn.box(pn.types.sdtp,t)}static trun(e,t){let r=new Uint8Array(28);t+=36,r.set([0,0,15,1,0,0,0,1,t>>>24&255,t>>>16&255,t>>>8&255,255&t],0);let i=e.duration,n=e.size,s=e.flags,a=e.cts;return r.set([i>>>24&255,i>>>16&255,i>>>8&255,255&i,n>>>24&255,n>>>16&255,n>>>8&255,255&n,s.isLeading<<2|s.dependsOn,s.isDependedOn<<6|s.hasRedundancy<<4|s.isNonSync,0,0,a>>>24&255,a>>>16&255,a>>>8&255,255&a],12),pn.box(pn.types.trun,r)}static mdat(e){return pn.box(pn.types.mdat,e)}}pn.init();var mn,_n=$t((function(e){e.exports=function(e,t,r){return t in e?Object.defineProperty(e,t,{value:r,enumerable:!0,configurable:!0,writable:!0}):e[t]=r,e},e.exports.__esModule=!0,e.exports.default=e.exports}));(mn=_n)&&mn.__esModule&&Object.prototype.hasOwnProperty.call(mn,"default")&&mn.default;const gn=[44100,48e3,32e3,0],yn=[22050,24e3,16e3,0],vn=[11025,12e3,8e3,0],bn=[0,32,64,96,128,160,192,224,256,288,320,352,384,416,448,-1],wn=[0,32,48,56,64,80,96,112,128,160,192,224,256,320,384,-1],Sn=[0,32,40,48,56,64,80,96,112,128,160,192,224,256,320,-1];function En(e){if(e.length<4)return void console.error("Invalid MP3 packet, header missing!");let t=new Uint8Array(e.buffer),r=null;if(255!==t[0])return void console.error("Invalid MP3 packet, first byte != 0xFF ");let i=t[1]>>>3&3,n=(6&t[1])>>1,s=(240&t[2])>>>4,a=(12&t[2])>>>2,o=3!==(t[3]>>>6&3)?2:1,d=0,l=0;switch(i){case 0:d=vn[a];break;case 2:d=yn[a];break;case 3:d=gn[a]}switch(n){case 1:s<Sn.length&&(l=Sn[s]);break;case 2:s<wn.length&&(l=wn[s]);break;case 3:s<bn.length&&(l=bn[s])}return r={bitRate:l,samplingRate:d,channelCount:o,codec:"mp3",originalCodec:"mp3",audioType:"mp3"},r}const An=3,Un=4,xn=6,Tn=15,Bn=17,Cn=129,kn=135,Pn=21,Dn=134,In=27,Fn=36;class Ln{constructor(){this.slices=[],this.total_length=0,this.expected_length=0,this.random_access_indicator=0}}class Rn{constructor(){this.pid=null,this.data=null,this.stream_type=null,this.random_access_indicator=null}}class Mn{constructor(){this.pid=null,this.stream_id=null,this.len=null,this.data=null,this.pts=null,this.nearest_pts=null,this.dts=null}}const zn=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];class Nn{constructor(){this.mimeType=null,this.duration=null,this.hasAudio=null,this.hasVideo=null,this.audioCodec=null,this.videoCodec=null,this.audioDataRate=null,this.videoDataRate=null,this.audioSampleRate=null,this.audioChannelCount=null,this.width=null,this.height=null,this.fps=null,this.profile=null,this.level=null,this.refFrames=null,this.chromaFormat=null,this.sarNum=null,this.sarDen=null,this.metadata=null,this.segments=null,this.segmentCount=null,this.hasKeyframesIndex=null,this.keyframesIndex=null}isComplete(){let e=!1===this.hasAudio||!0===this.hasAudio&&null!=this.audioCodec&&null!=this.audioSampleRate&&null!=this.audioChannelCount,t=!1===this.hasVideo||!0===this.hasVideo&&null!=this.videoCodec&&null!=this.width&&null!=this.height&&null!=this.fps&&null!=this.profile&&null!=this.level&&null!=this.refFrames&&null!=this.chromaFormat&&null!=this.sarNum&&null!=this.sarDen;return null!=this.mimeType&&e&&t}isSeekable(){return!0===this.hasKeyframesIndex}getNearestKeyframe(e){if(null==this.keyframesIndex)return null;let t=this.keyframesIndex,r=this._search(t.times,e);return{index:r,milliseconds:t.times[r],fileposition:t.filepositions[r]}}_search(e,t){let r=0,i=e.length-1,n=0,s=0,a=i;for(t<e[0]&&(r=0,s=a+1);s<=a;){if(n=s+Math.floor((a-s)/2),n===i||t>=e[n]&&t<e[n+1]){r=n;break}e[n]<t?s=n+1:a=n-1}return r}}class $n{constructor(e){let t=null,r=e.audio_object_type,i=e.audio_object_type,n=e.sampling_freq_index,s=e.channel_config,a=0,o=navigator.userAgent.toLowerCase();-1!==o.indexOf("firefox")?n>=6?(i=5,t=new Array(4),a=n-3):(i=2,t=new Array(2),a=n):-1!==o.indexOf("android")?(i=2,t=new Array(2),a=n):(i=5,a=n,t=new Array(4),n>=6?a=n-3:1===s&&(i=2,t=new 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AbortController,o=null,d=null,l=null,u=null,v=!1,b=null,A=null,ye=!1,ve=!1,Ge=!!yr(r),Ye=!1,Ke=null,Je=null,Qe=null,ot=[],pt=null,mt=null,_t=0,gt=0,At=null,Ut=null,Bt=0,$t=0,Ot=!1,Gt=!1,Ht=!1,Yt=null,Zt=null,nr=null,Sr=!1,Er=!0,Ar=()=>{const e=_r();return{debug:e.debug,debugLevel:e.debugLevel,debugUuid:e.debugUuid,useOffscreen:e.useOffscreen,useWCS:e.useWCS,useMSE:e.useMSE,videoBuffer:e.videoBuffer,videoBufferDelay:e.videoBufferDelay,openWebglAlignment:e.openWebglAlignment,playType:e.playType,hasAudio:e.hasAudio,hasVideo:e.hasVideo,playbackRate:1,playbackForwardMaxRateDecodeIFrame:e.playbackForwardMaxRateDecodeIFrame,playbackIsCacheBeforeDecodeForFpsRender:e.playbackConfig.isCacheBeforeDecodeForFpsRender,sampleRate:0,networkDelay:e.networkDelay,visibility:!0,useSIMD:e.useSIMD,isRecording:!1,recordType:e.recordType,isNakedFlow:e.isNakedFlow,checkFirstIFrame:e.checkFirstIFrame,audioBufferSize:1024,isM7sCrypto:e.isM7sCrypto,m7sCryptoAudio:e.m7sCryptoAudio,cryptoKey:e.cryptoKey,cryptoIV:e.cryptoIV,isSm4Crypto:e.isSm4Crypto,sm4CryptoKey:e.sm4CryptoKey,isXorCrypto:e.isXorCrypto,isHls265:!1,isFlv:e.isFlv,isFmp4:e.isFmp4,isMpeg4:e.isMpeg4,isTs:e.isTs,isFmp4Private:e.isFmp4Private,isEmitSEI:e.isEmitSEI,isRecordTypeFlv:!1,isWasmMp4:!1,isChrome:!1,isDropSameTimestampGop:e.isDropSameTimestampGop,mseDecodeAudio:e.mseDecodeAudio,nakedFlowH265DemuxUseNew:e.nakedFlowH265DemuxUseNew,mseDecoderUseWorker:e.mseDecoderUseWorker,mseAutoCleanupSourceBuffer:e.mseAutoCleanupSourceBuffer,mseAutoCleanupMaxBackwardDuration:e.mseAutoCleanupMaxBackwardDuration,mseAutoCleanupMinBackwardDuration:e.mseAutoCleanupMinBackwardDuration,mseCorrectTimeDuration:e.mseCorrectTimeDuration,mseCorrectAudioTimeDuration:e.mseCorrectAudioTimeDuration}};"VideoEncoder"in self&&(s={hasInit:!1,isEmitInfo:!1,offscreenCanvas:null,offscreenCanvasCtx:null,decoder:new VideoDecoder({output:function(e){if(s.isEmitInfo||(si.debug.log("worker","Webcodecs Video Decoder initSize"),postMessage({cmd:x,w:e.codedWidth,h:e.codedHeight}),s.isEmitInfo=!0,s.offscreenCanvas=new OffscreenCanvas(e.codedWidth,e.codedHeight),s.offscreenCanvasCtx=s.offscreenCanvas.getContext("2d")),ur(e.createImageBitmap))e.createImageBitmap().then((t=>{s.offscreenCanvasCtx.drawImage(t,0,0,e.codedWidth,e.codedHeight);let r=s.offscreenCanvas.transferToImageBitmap();postMessage({cmd:T,buffer:r,delay:si.delay,ts:0},[r]),fr(e)}));else{s.offscreenCanvasCtx.drawImage(e,0,0,e.codedWidth,e.codedHeight);let t=s.offscreenCanvas.transferToImageBitmap();postMessage({cmd:T,buffer:t,delay:si.delay,ts:0},[t]),fr(e)}},error:function(e){si.debug.error("worker","VideoDecoder error",e)}}),decode:function(e,t,r){const i=e[0]>>4==1;if(s.hasInit){const r=new EncodedVideoChunk({data:e.slice(5),timestamp:t,type:i?ut:ct});s.decoder.decode(r)}else if(i&&0===e[1]){const t=15&e[0];postMessage({cmd:I,code:t});const r=new Uint8Array(e);postMessage({cmd:F,buffer:r,codecId:t},[r.buffer]);let i=null,n=null;const a=e.slice(5);t===Pe?(n=kr(a),i={codec:n.codec,description:a}):t===De&&(n=jr(a),i={codec:n.codec,description:a}),n&&n.codecWidth&&n.codecHeight&&(i.codedHeight=n.codecHeight,i.codedWidth=n.codecWidth);try{s.decoder.configure(i),s.hasInit=!0}catch(e){si.debug.log("worker","VideoDecoder configure error",e.code,e)}}},reset(){s.hasInit=!1,s.isEmitInfo=!1,s.offscreenCanvas=null,s.offscreenCanvasCtx=null}});let Ur=function(){if(Sr=!0,si.fetchStatus!==Pt||vr(si._opt.isChrome)){if(a)try{a.abort(),a=null}catch(e){si.debug.log("worker","abort catch",e)}}else a=null,si.debug.log("worker",`abort() and not abortController.abort() _status is ${si.fetchStatus} and _isChrome is ${si._opt.isChrome}`)},Cr={init(){Cr.lastBuf=null,Cr.vps=null,Cr.sps=null,Cr.pps=null,Cr.streamType=null,Cr.localDts=0,Cr.isSendSeqHeader=!1},destroy(){Cr.lastBuf=null,Cr.vps=null,Cr.sps=null,Cr.pps=null,Cr.streamType=null,Cr.localDts=0,Cr.isSendSeqHeader=!1},dispatch(e){const t=new Uint8Array(e);Cr.extractNALu$2(t)},getNaluDts(){let e=Cr.localDts;return Cr.localDts=Cr.localDts+40,e},getNaluAudioDts(){const e=si._opt.sampleRate,t=si._opt.audioBufferSize;return Cr.localDts+parseInt(t/e*1e3)},extractNALu(e){let t,r,i=0,n=e.byteLength,s=0,a=[];for(;i<n;)switch(t=e[i++],s){case 0:0===t&&(s=1);break;case 1:s=0===t?2:0;break;case 2:case 3:0===t?s=3:1===t&&i<n?(r&&a.push(e.subarray(r,i-s-1)),r=i,s=0):s=0}return r&&a.push(e.subarray(r,n)),a},extractNALu$2(e){let t=null;if(!e||e.byteLength<1)return;Cr.lastBuf?(t=new Uint8Array(e.byteLength+Cr.lastBuf.length),t.set(Cr.lastBuf),t.set(new Uint8Array(e),Cr.lastBuf.length)):t=new Uint8Array(e);let r=0,i=-1,n=-2;const s=new Array;for(let e=0;e<t.length;e+=2){const r=t[e],a=t[e+1];0==i&&0==r&&0==a?s.push(e-1):1==a&&0==r&&0==i&&0==n&&s.push(e-2),n=r,i=a}if(s.length>1)for(let e=0;e<s.length-1;++e){const i=t.subarray(s[e],s[e+1]+1);Cr.handleNALu(i),r=s[e+1]}else r=s[0];if(0!=r&&r<t.length)Cr.lastBuf=t.subarray(r);else{Cr.lastBuf||(Cr.lastBuf=t);const r=new Uint8Array(Cr.lastBuf.length+e.byteLength);r.set(Cr.lastBuf),r.set(new Uint8Array(e),Cr.lastBuf.length),Cr.lastBuf=r}},handleNALu(e){e.byteLength<=4||(e=e.slice(4),Cr.handleVideoNalu(e))},handleVideoNalu(e){if(Cr.streamType||(Cr.streamType=cr(e),Yt=Cr.streamType===Le),Cr.streamType===Fe){const t=Cr.handleAddNaluStartCode(e),r=Cr.extractNALu(t);if(0===r.length)return void si.debug.warn("worker","handleVideoNalu","h264 naluList.length === 0");const i=[];if(r.forEach((e=>{const t=Lr(e);t===Oe||t===$e?Cr.handleVideoH264Nalu(e):Mr(t)&&i.push(e)})),1===i.length)Cr.handleVideoH264Nalu(i[0]);else if(Nr(i)){const e=Lr(i[0]),t=zr(e);Cr.handleVideoH264NaluList(i,t,e)}else i.forEach((e=>{Cr.handleVideoH264Nalu(e)}))}else if(Cr.streamType===Le)if(si._opt.nakedFlowH265DemuxUseNew){const t=Cr.handleAddNaluStartCode(e),r=Cr.extractNALu(t);if(0===r.length)return void si.debug.warn("worker","handleVideoNalu","h265 naluList.length === 0");const i=[];if(r.forEach((e=>{const t=Jr(e);t===st||t===it||t===tt?Cr.handleVideoH265Nalu(e):Qr(t)&&i.push(e)})),1===i.length)Cr.handleVideoH265Nalu(i[0]);else if(ti(i)){const e=Jr(i[0]),t=ei(e);Cr.handleVideoH265NaluList(i,t,e)}else i.forEach((e=>{Cr.handleVideoH265Nalu(e)}))}else Jr(e)===st?Cr.extractH265PPS(e):Cr.handleVideoH265Nalu(e)},extractH264PPS(e){const t=Cr.handleAddNaluStartCode(e);Cr.extractNALu(t).forEach((e=>{Rr(Lr(e))?Cr.extractH264SEI(e):Cr.handleVideoH264Nalu(e)}))},extractH265PPS(e){const t=Cr.handleAddNaluStartCode(e);Cr.extractNALu(t).forEach((e=>{Zr(Jr(e))?Cr.extractH265SEI(e):Cr.handleVideoH265Nalu(e)}))},extractH264SEI(e){const t=Cr.handleAddNaluStartCode(e);Cr.extractNALu(t).forEach((e=>{Cr.handleVideoH264Nalu(e)}))},extractH265SEI(e){const t=Cr.handleAddNaluStartCode(e);Cr.extractNALu(t).forEach((e=>{Cr.handleVideoH265Nalu(e)}))},handleAddNaluStartCode(e){const t=[0,0,0,1],r=new Uint8Array(e.length+t.length);return r.set(t),r.set(e,t.length),r},handleVideoH264Nalu(e){const t=Lr(e);switch(t){case $e:Cr.sps=e;break;case Oe:Cr.pps=e}if(Cr.isSendSeqHeader){if(Cr.sps&&Cr.pps){const e=Pr({sps:Cr.sps,pps:Cr.pps}),t=Cr.getNaluDts();si.decode(e,{type:ne,ts:t,isIFrame:!0,cts:0}),Cr.sps=null,Cr.pps=null}if(Mr(t)){const r=zr(t),i=Cr.getNaluDts(),n=Ir(e,r);Cr.doDecode(n,{type:ne,ts:i,isIFrame:r,cts:0})}else si.debug.warn("worker",`handleVideoH264Nalu Avc Seq Head is ${t}`)}else if(Cr.sps&&Cr.pps){Cr.isSendSeqHeader=!0;const e=Pr({sps:Cr.sps,pps:Cr.pps});si.decode(e,{type:ne,ts:0,isIFrame:!0,cts:0}),Cr.sps=null,Cr.pps=null}},handleVideoH264NaluList(e,t,r){if(Cr.isSendSeqHeader){const i=Cr.getNaluDts(),n=Fr(e.reduce(((e,t)=>{const r=er(e),i=er(t),n=new Uint8Array(r.byteLength+i.byteLength);return n.set(r,0),n.set(i,r.byteLength),n})),t);Cr.doDecode(n,{type:ne,ts:i,isIFrame:t,cts:0}),si.debug.log("worker",`handleVideoH264NaluList list size is ${e.length} package length is ${n.byteLength} isIFrame is ${t},nalu type is ${r}, dts is ${i}`)}else si.debug.warn("worker","handleVideoH264NaluList isSendSeqHeader is false")},handleVideoH265Nalu(e){const t=Jr(e);switch(t){case tt:Cr.vps=e;break;case it:Cr.sps=e;break;case st:Cr.pps=e}if(Cr.isSendSeqHeader){if(Cr.vps&&Cr.sps&&Cr.pps){const e=Yr({vps:Cr.vps,sps:Cr.sps,pps:Cr.pps}),t=Cr.getNaluDts();si.decode(e,{type:ne,ts:t,isIFrame:!0,cts:0}),Cr.vps=null,Cr.sps=null,Cr.pps=null}if(Qr(t)){const r=ei(t),i=Cr.getNaluDts(),n=Kr(e,r);Cr.doDecode(n,{type:ne,ts:i,isIFrame:r,cts:0})}else si.debug.warn("work",`handleVideoH265Nalu HevcSeqHead is ${t}`)}else if(Cr.vps&&Cr.sps&&Cr.pps){Cr.isSendSeqHeader=!0;const e=Yr({vps:Cr.vps,sps:Cr.sps,pps:Cr.pps});si.decode(e,{type:ne,ts:0,isIFrame:!0,cts:0}),Cr.vps=null,Cr.sps=null,Cr.pps=null}},handleVideoH265NaluList(e,t,r){if(Cr.isSendSeqHeader){const i=Cr.getNaluDts(),n=Xr(e.reduce(((e,t)=>{const r=er(e),i=er(t),n=new Uint8Array(r.byteLength+i.byteLength);return n.set(r,0),n.set(i,r.byteLength),n})),t);Cr.doDecode(n,{type:ne,ts:i,isIFrame:t,cts:0}),si.debug.log("worker",`handleVideoH265NaluList list size is ${e.length} package length is ${n.byteLength} isIFrame is ${t},nalu type is ${r}, dts is ${i}`)}else si.debug.warn("worker","handleVideoH265NaluList isSendSeqHeader is false")},doDecode(e,t){si.calcNetworkDelay(t.ts),t.isIFrame&&si.calcIframeIntervalTimestamp(t.ts),si.decode(e,t)}},Gr={LOG_NAME:"worker 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e=r.audio||{},t=Vt.indexOf(e.sample_rate),i=r.codec.replace("mp4a.40.","");Gr.mp4Box.setExtractionOptions(r.id);const n=Wt({profile:parseInt(i,10),sampleRate:t,channel:e.channel_count});si.debug.log(Gr.LOG_NAME,"aacADTSHeader"),si.decodeAudio(n,0)}Gr.mp4Box.start()},onError(e){si.debug.error(Gr.LOG_NAME,"mp4Box onError",e)},onSamples(e,t,r){if(e===Gr.videoTrackId)for(const t of r){const r=t.data,i=t.is_sync,n=1e3*t.cts/t.timescale;t.duration,t.timescale,i&&si.calcIframeIntervalTimestamp(n);let s=null;s=Gr.isHevc?Xr(r,i):Fr(r,i),si.decode(s,{type:ne,ts:n,isIFrame:i,cts:0}),Gr.mp4Box.releaseUsedSamples(e,t.number)}else if(e===Gr.audioTrackId){if(si._opt.hasAudio)for(const t of r){const r=t.data,i=1e3*t.cts/t.timescale;t.duration,t.timescale;const n=new Uint8Array(r.byteLength+2);n.set([175,1],0),n.set(r,2),si.decode(n,{type:ie,ts:i,isIFrame:!1,cts:0}),Gr.mp4Box.releaseUsedSamples(e,t.number)}}else si.debug.warn(Gr.LOG_NAME,"onSamples() trackId error",e)},dispatch(e){let t=new 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tsPacketSize = ${qr.tsPacketSize}, syncOffset = ${qr.syncOffset}`)}for(;t+qr.tsPacketSize<=e.byteLength;){192===qr.tsPacketSize&&(t+=4);const r=new Uint8Array(e,t,188);let i=r[0];if(71!==i){si.debug.warn(qr.TAG_NAME,`sync_byte = ${i}, not 0x47`);break}let n=(64&r[1])>>>6;r[1];let s=(31&r[1])<<8|r[2],a=(48&r[3])>>>4,o=15&r[3],d=!(!qr.pmt_||qr.pmt_.pcr_pid!==s),l={},u=4;if(2==a||3==a){let e=r[4];if(e>0&&(d||3==a)&&(l.discontinuity_indicator=(128&r[5])>>>7,l.random_access_indicator=(64&r[5])>>>6,l.elementary_stream_priority_indicator=(32&r[5])>>>5,(16&r[5])>>>4)){let e=300*(r[6]<<25|r[7]<<17|r[8]<<9|r[9]<<1|r[10]>>>7)+((1&r[10])<<8|r[11]);qr.last_pcr_=e}if(2==a||5+e===188){t+=188,204===qr.tsPacketSize&&(t+=16);continue}u=5+e}if(1==a||3==a)if(0===s||s===qr.current_pmt_pid_||null!=qr.pmt_&&qr.pmt_.pid_stream_type[s]===Dn){let r=188-u;qr.handleSectionSlice(e,t+u,r,{pid:s,payload_unit_start_indicator:n,continuity_conunter:o,random_access_indicator:l.random_access_indicator})}else if(null!=qr.pmt_&&null!=qr.pmt_.pid_stream_type[s]){let r=188-u,i=qr.pmt_.pid_stream_type[s];s!==qr.pmt_.common_pids.h264&&s!==qr.pmt_.common_pids.h265&&s!==qr.pmt_.common_pids.adts_aac&&s!==qr.pmt_.common_pids.loas_aac&&s!==qr.pmt_.common_pids.ac3&&s!==qr.pmt_.common_pids.eac3&&s!==qr.pmt_.common_pids.opus&&s!==qr.pmt_.common_pids.mp3&&!0!==qr.pmt_.pes_private_data_pids[s]&&!0!==qr.pmt_.timed_id3_pids[s]&&!0!==qr.pmt_.synchronous_klv_pids[s]&&!0!==qr.pmt_.asynchronous_klv_pids[s]||qr.handlePESSlice(e,t+u,r,{pid:s,stream_type:i,payload_unit_start_indicator:n,continuity_conunter:o,random_access_indicator:l.random_access_indicator})}t+=188,204===qr.tsPacketSize&&(t+=16)}return qr.dispatchAudioVideoMediaSegment(),t},handleSectionSlice(e,t,r,i){let n=new Uint8Array(e,t,r),s=qr.section_slice_queues_[i.pid];if(i.payload_unit_start_indicator){let a=n[0];if(null!=s&&0!==s.total_length){let n=new Uint8Array(e,t+1,Math.min(r,a));s.slices.push(n),s.total_length+=n.byteLength,s.total_length===s.expected_length?qr.emitSectionSlices(s,i):qr.clearSlices(s,i)}for(let o=1+a;o<n.byteLength&&255!==n[o+0];){let a=(15&n[o+1])<<8|n[o+2];qr.section_slice_queues_[i.pid]=new Ln,s=qr.section_slice_queues_[i.pid],s.expected_length=a+3,s.random_access_indicator=i.random_access_indicator;let d=new Uint8Array(e,t+o,Math.min(r-o,s.expected_length-s.total_length));s.slices.push(d),s.total_length+=d.byteLength,s.total_length===s.expected_length?qr.emitSectionSlices(s,i):s.total_length>=s.expected_length&&qr.clearSlices(s,i),o+=d.byteLength}}else if(null!=s&&0!==s.total_length){let n=new Uint8Array(e,t,Math.min(r,s.expected_length-s.total_length));s.slices.push(n),s.total_length+=n.byteLength,s.total_length===s.expected_length?qr.emitSectionSlices(s,i):s.total_length>=s.expected_length&&qr.clearSlices(s,i)}},handlePESSlice(e,t,r,i){let n=new Uint8Array(e,t,r),s=n[0]<<16|n[1]<<8|n[2];n[3];let a=n[4]<<8|n[5];if(i.payload_unit_start_indicator){if(1!==s)return void si.debug.warn(qr.TAG_NAME,`handlePESSlice: packet_start_code_prefix should be 1 but with value ${s}`);let e=qr.pes_slice_queues_[i.pid];e&&(0===e.expected_length||e.expected_length===e.total_length?qr.emitPESSlices(e,i):qr.clearSlices(e,i)),qr.pes_slice_queues_[i.pid]=new Ln,qr.pes_slice_queues_[i.pid].random_access_indicator=i.random_access_indicator}if(null==qr.pes_slice_queues_[i.pid])return;let o=qr.pes_slice_queues_[i.pid];o.slices.push(n),i.payload_unit_start_indicator&&(o.expected_length=0===a?0:a+6),o.total_length+=n.byteLength,o.expected_length>0&&o.expected_length===o.total_length?qr.emitPESSlices(o,i):o.expected_length>0&&o.expected_length<o.total_length&&qr.clearSlices(o,i)},emitSectionSlices(e,t){let r=new Uint8Array(e.total_length);for(let t=0,i=0;t<e.slices.length;t++){let n=e.slices[t];r.set(n,i),i+=n.byteLength}e.slices=[],e.expected_length=-1,e.total_length=0;let i={};i.pid=t.pid,i.data=r,i.file_position=e.file_position,i.random_access_indicator=e.random_access_indicator,qr.parseSection(i)},emitPESSlices(e,t){let r=new Uint8Array(e.total_length);for(let t=0,i=0;t<e.slices.length;t++){let n=e.slices[t];r.set(n,i),i+=n.byteLength}e.slices=[],e.expected_length=-1,e.total_length=0;let i=new Rn;i.pid=t.pid,i.data=r,i.stream_type=t.stream_type,i.random_access_indicator=e.random_access_indicator,qr.parsePES(i)},clearSlices(e){e.slices=[],e.expected_length=-1,e.total_length=0},parseSection(e){let t=e.data,r=e.pid;0===r?qr.parsePAT(t):r===qr.current_pmt_pid_?qr.parsePMT(t):null!=qr.pmt_&&qr.pmt_.scte_35_pids[r]},parsePES(e){let t=e.data,r=t[0]<<16|t[1]<<8|t[2],i=t[3],n=t[4]<<8|t[5];if(1===r){if(188!==i&&190!==i&&191!==i&&240!==i&&241!==i&&255!==i&&242!==i&&248!==i){t[6];let r,s,a=(192&t[7])>>>6,o=t[8];2!==a&&3!==a||(r=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,s=3===a?536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2:r);let d,l=9+o;if(0!==n){if(n<3+o)return void si.debug.warn(qr.TAG_NAME,"Malformed PES: PES_packet_length < 3 + PES_header_data_length");d=n-3-o}else d=t.byteLength-l;let u=t.subarray(l,l+d);switch(e.stream_type){case An:case Un:qr.parseMP3Payload(u,r);break;case xn:qr.pmt_.common_pids.opus===e.pid||qr.pmt_.common_pids.ac3===e.pid||qr.pmt_.common_pids.eac3===e.pid||(qr.pmt_.asynchronous_klv_pids[e.pid]?qr.parseAsynchronousKLVMetadataPayload(u,e.pid,i):qr.pmt_.smpte2038_pids[e.pid]?qr.parseSMPTE2038MetadataPayload(u,r,s,e.pid,i):qr.parsePESPrivateDataPayload(u,r,s,e.pid,i));break;case Tn:qr.parseADTSAACPayload(u,r);break;case Bn:qr.parseLOASAACPayload(u,r);break;case Cn:case kn:break;case Pn:qr.pmt_.timed_id3_pids[e.pid]?qr.parseTimedID3MetadataPayload(u,r,s,e.pid,i):qr.pmt_.synchronous_klv_pids[e.pid]&&qr.parseSynchronousKLVMetadataPayload(u,r,s,e.pid,i);break;case In:qr.parseH264Payload(u,r,s,e.random_access_indicator);break;case Fn:qr.parseH265Payload(u,r,s,e.random_access_indicator)}}else if((188===i||191===i||240===i||241===i||255===i||242===i||248===i)&&e.stream_type===xn){let r,s=6;r=0!==n?n:t.byteLength-s;let a=t.subarray(s,s+r);qr.parsePESPrivateDataPayload(a,void 0,void 0,e.pid,i)}}else si.debug.error(qr.TAG_NAME,`parsePES: packet_start_code_prefix should be 1 but with value ${r}`)},parsePAT(e){let t=e[0];if(0!==t)return void Log.e(qr.TAG,`parsePAT: table_id ${t} is not corresponded to PAT!`);let r=(15&e[1])<<8|e[2];e[3],e[4];let i=(62&e[5])>>>1,n=1&e[5],s=e[6];e[7];let a=null;if(1===n&&0===s)a={version_number:0,network_pid:0,program_pmt_pid:{}},a.version_number=i;else if(a=qr.pat_,null==a)return;let o=r-5-4,d=-1,l=-1;for(let t=8;t<8+o;t+=4){let r=e[t]<<8|e[t+1],i=(31&e[t+2])<<8|e[t+3];0===r?a.network_pid=i:(a.program_pmt_pid[r]=i,-1===d&&(d=r),-1===l&&(l=i))}1===n&&0===s&&(null==qr.pat_&&si.debug.log(qr.TAG_NAME,`Parsed first PAT: ${JSON.stringify(a)}`),qr.pat_=a,qr.current_program_=d,qr.current_pmt_pid_=l)},parsePMT(e){let t=e[0];if(2!==t)return void si.debug.error(qr.TAG_NAME,`parsePMT: table_id ${t} is not corresponded to PMT!`);let r,i=(15&e[1])<<8|e[2],n=e[3]<<8|e[4],s=(62&e[5])>>>1,a=1&e[5],o=e[6];if(e[7],1===a&&0===o)r=qr._initPmt(),r.program_number=n,r.version_number=s,qr.program_pmt_map_[n]=r;else if(r=qr.program_pmt_map_[n],null==r)return;r.pcr_pid=(31&e[8])<<8|e[9];let d=(15&e[10])<<8|e[11],l=12+d,u=i-9-d-4;for(let t=l;t<l+u;){let i=e[t],n=(31&e[t+1])<<8|e[t+2],s=(15&e[t+3])<<8|e[t+4];r.pid_stream_type[n]=i;let a=r.common_pids.h264||r.common_pids.h265,o=r.common_pids.adts_aac||r.common_pids.loas_aac||r.common_pids.ac3||r.common_pids.eac3||r.common_pids.opus||r.common_pids.mp3;if(i!==In||a)if(i!==Fn||a)if(i!==Tn||o)if(i!==Bn||o)if(i!==Cn||o)if(i!==kn||o)if(i!==An&&i!==Un||o)if(i===xn){if(r.pes_private_data_pids[n]=!0,s>0){for(let i=t+5;i<t+5+s;){let t=e[i+0],s=e[i+1];if(5===t){let t=String.fromCharCode(...Array.from(e.subarray(i+2,i+2+s)));"VANC"===t?r.smpte2038_pids[n]=!0:"Opus"===t?r.common_pids.opus=n:"KLVA"===t&&(r.asynchronous_klv_pids[n]=!0)}else if(127===t&&n===r.common_pids.opus){let t=null;if(128===e[i+2]&&(t=e[i+3]),null==t){Log.e(qr.TAG,"Not Supported Opus channel count.");continue}const r={codec:"opus",channel_count:0==(15&t)?2:15&t,channel_config_code:t,sample_rate:48e3},n={codec:"opus",meta:r};0==qr.audio_init_segment_dispatched_?(qr.audio_metadata_=r,qr.dispatchAudioInitSegment(n)):qr.detectAudioMetadataChange(n)&&(qr.dispatchAudioMediaSegment(),qr.dispatchAudioInitSegment(n))}i+=2+s}e.subarray(t+5,t+5+s)}}else if(i===Pn){if(s>0)for(let i=t+5;i<t+5+s;){let t=e[i+0],s=e[i+1];if(38===t){let t=e[i+2]<<8|e[i+3]<<0,s=null;65535===t&&(s=String.fromCharCode(...Array.from(e.subarray(i+4,i+4+4))));let a=null;if(255===e[i+4+(65535===t?4:0)]){let r=4+(65535===t?4:0)+1;a=String.fromCharCode(...Array.from(e.subarray(i+r,i+r+4)))}"ID3 "===s&&"ID3 "===a?r.timed_id3_pids[n]=!0:"KLVA"===a&&(r.synchronous_klv_pids[n]=!0)}i+=2+s}}else i===Dn&&(r.scte_35_pids[n]=!0);else r.common_pids.mp3=n;else r.common_pids.eac3=n;else r.common_pids.ac3=n;else r.common_pids.loas_aac=n;else r.common_pids.adts_aac=n;else r.common_pids.h265=n;else r.common_pids.h264=n;t+=5+s}n===qr.current_program_&&(null==qr.pmt_&&si.debug.log(qr.TAG_NAME,`Parsed first PMT: ${JSON.stringify(r)}`),qr.pmt_=r,(r.common_pids.h264||r.common_pids.h265)&&(qr.has_video_=!0),(r.common_pids.adts_aac||r.common_pids.loas_aac||r.common_pids.ac3||r.common_pids.opus||r.common_pids.mp3)&&(qr.has_audio_=!0))},parseSCTE35(e){},parseH264Payload(e,t,r,i){let n=new $r(e),s=null,a=null,o=[],d=0,l=!1;for(;null!=(s=n.readNextNaluPayload());){let e=new Or(s);if(e.type===je){let t=Br.parseSPS$2(s.data);qr.video_init_segment_dispatched_?!0===qr.detectVideoMetadataChange(e,t)&&(si.debug.log(qr.TAG_NAME,"H264: Critical h264 metadata has been changed, attempt to re-generate InitSegment"),qr.video_metadata_changed_=!0,qr.video_metadata_={vps:void 0,sps:e,pps:void 0,details:t}):(qr.video_metadata_.sps=e,qr.video_metadata_.details=t)}else e.type===qe?qr.video_init_segment_dispatched_&&!qr.video_metadata_changed_||(qr.video_metadata_.pps=e,qr.video_metadata_.sps&&qr.video_metadata_.pps&&(qr.video_metadata_changed_&&qr.dispatchVideoMediaSegment(),qr.dispatchVideoInitSegment())):(e.type===Ve||e.type===He&&1===i)&&(l=!0);qr.video_init_segment_dispatched_&&(o.push(e),d+=e.data.byteLength)}let u=Math.floor(t/qr.timescale_),c=Math.floor(r/qr.timescale_);if(o.length){let e=qr.video_track_;for(let e=0;e<o.length;e++){let t=o[e];if(null==a)a=t.data;else{let e=new Uint8Array(a.byteLength+t.data.byteLength);e.set(a,0),e.set(t.data,a.byteLength),a=e}}let t={length:d,isIFrame:l,dts:c,pts:u,cts:u-c,payload:a,type:ne,isHevc:!1};e.samples.push(t),e.length=a.byteLength}},parseH265Payload(e,t,r,i){let n=new ri(e),s=null,a=null,o=[],d=0,l=!1;for(;null!=(s=n.readNextNaluPayload());){let e=new ii(s);if(e.type===rt){if(!qr.video_init_segment_dispatched_){let t=Vr.parseVPS(s.data);qr.video_metadata_.vps=e,qr.video_metadata_.details={...qr.video_metadata_.details,...t}}}else if(e.type===nt){let t=Vr.parseSPS(s.data);qr.video_init_segment_dispatched_?!0===qr.detectVideoMetadataChange(e,t)&&(si.debug.log(qr.TAG_NAME,"H265: Critical h265 metadata has been changed, attempt to re-generate InitSegment"),qr.video_metadata_changed_=!0,qr.video_metadata_={vps:void 0,sps:e,pps:void 0,details:t}):(qr.video_metadata_.sps=e,qr.video_metadata_.details={...qr.video_metadata_.details,...t})}else if(e.type===at){if(!qr.video_init_segment_dispatched_||qr.video_metadata_changed_){let t=Vr.parsePPS(s.data);qr.video_metadata_.pps=e,qr.video_metadata_.details={...qr.video_metadata_.details,...t},qr.video_metadata_.vps&&qr.video_metadata_.sps&&qr.video_metadata_.pps&&(qr.video_metadata_changed_&&qr.dispatchVideoMediaSegment(),qr.dispatchVideoInitSegment())}}else e.type!==Xe&&e.type!==Ze&&e.type!==et||(l=!0);qr.video_init_segment_dispatched_&&(o.push(e),d+=e.data.byteLength)}let u=Math.floor(t/qr.timescale_),c=Math.floor(r/qr.timescale_);if(o.length){let e=qr.video_track_;for(let e=0;e<o.length;e++){let t=o[e];if(null==a)a=t.data;else{let e=new Uint8Array(a.byteLength+t.data.byteLength);e.set(a,0),e.set(t.data,a.byteLength),a=e}}let t={type:ne,length:d,isIFrame:l,dts:c,pts:u,cts:u-c,payload:a,isHevc:!0};e.samples.push(t),e.length=a.byteLength}},detectVideoMetadataChange(e,t){if(t.codec_mimetype!==qr.video_metadata_.details.codec_mimetype)return si.debug.log(qr.TAG_NAME,`Video: Codec mimeType changed from ${qr.video_metadata_.details.codec_mimetype} to ${t.codec_mimetype}`),!0;if(t.codec_size.width!==qr.video_metadata_.details.codec_size.width||t.codec_size.height!==qr.video_metadata_.details.codec_size.height){let e=qr.video_metadata_.details.codec_size,r=t.codec_size;return si.debug.log(qr.TAG_NAME,`Video: Coded Resolution changed from ${e.width}x${e.height} to ${r.width}x${r.height}`),!0}return t.present_size.width!==qr.video_metadata_.details.present_size.width&&(si.debug.log(qr.TAG_NAME,`Video: Present resolution width changed from ${qr.video_metadata_.details.present_size.width} to ${t.present_size.width}`),!0)},isInitSegmentDispatched:()=>qr.has_video_&&qr.has_audio_?qr.video_init_segment_dispatched_&&qr.audio_init_segment_dispatched_:qr.has_video_&&!qr.has_audio_?qr.video_init_segment_dispatched_:!(qr.has_video_||!qr.has_audio_)&&qr.audio_init_segment_dispatched_,dispatchVideoInitSegment(){let e=qr.video_metadata_.details,t={type:"video"};t.id=qr.video_track_.id,t.timescale=1e3,t.duration=qr.duration_,t.codecWidth=e.codec_size.width,t.codecHeight=e.codec_size.height,t.presentWidth=e.present_size.width,t.presentHeight=e.present_size.height,t.profile=e.profile_string,t.level=e.level_string,t.bitDepth=e.bit_depth,t.chromaFormat=e.chroma_format,t.sarRatio=e.sar_ratio,t.frameRate=e.frame_rate;let r=t.frameRate.fps_den,i=t.frameRate.fps_num;if(t.refSampleDuration=r/i*1e3,t.codec=e.codec_mimetype,qr.video_metadata_.vps){let e=qr.video_metadata_.vps.data.subarray(4),r=qr.video_metadata_.sps.data.subarray(4),i=qr.video_metadata_.pps.data.subarray(4);t.hvcc=Yr({vps:e,sps:r,pps:i}),0==qr.video_init_segment_dispatched_&&si.debug.log(qr.TAG_NAME,`Generated first HEVCDecoderConfigurationRecord for mimeType: ${t.codec}`),t.hvcc&&si.decodeVideo(t.hvcc,0,!0,0)}else{let e=qr.video_metadata_.sps.data.subarray(4),r=qr.video_metadata_.pps.data.subarray(4);t.avcc=Dr({sps:e,pps:r}),0==qr.video_init_segment_dispatched_&&si.debug.log(qr.TAG_NAME,`Generated first AVCDecoderConfigurationRecord for mimeType: ${t.codec}`),t.avcc&&si.decodeVideo(t.avcc,0,!0,0)}qr.video_init_segment_dispatched_=!0,qr.video_metadata_changed_=!1;let n=qr.media_info_;n.hasVideo=!0,n.width=t.codecWidth,n.height=t.codecHeight,n.fps=t.frameRate.fps,n.profile=t.profile,n.level=t.level,n.refFrames=e.ref_frames,n.chromaFormat=e.chroma_format_string,n.sarNum=t.sarRatio.width,n.sarDen=t.sarRatio.height,n.videoCodec=t.codec,n.hasAudio&&n.audioCodec?n.mimeType=`video/mp2t; codecs="${n.videoCodec},${n.audioCodec}"`:n.mimeType=`video/mp2t; codecs="${n.videoCodec}"`},dispatchVideoMediaSegment(){qr.isInitSegmentDispatched()&&qr.video_track_.length&&qr._preDoDecode()},dispatchAudioMediaSegment(){qr.isInitSegmentDispatched()&&qr.audio_track_.length&&qr._preDoDecode()},dispatchAudioVideoMediaSegment(){qr.isInitSegmentDispatched()&&(qr.audio_track_.length||qr.video_track_.length)&&qr._preDoDecode()},parseADTSAACPayload(e,t){if(qr.has_video_&&!qr.video_init_segment_dispatched_)return;if(qr.aac_last_incomplete_data_){let t=new Uint8Array(e.byteLength+qr.aac_last_incomplete_data_.byteLength);t.set(qr.aac_last_incomplete_data_,0),t.set(e,qr.aac_last_incomplete_data_.byteLength),e=t}let r,i;if(null!=t&&(i=t/qr.timescale_),"aac"===qr.audio_metadata_.codec){if(null==t&&null!=qr.audio_last_sample_pts_)r=1024/qr.audio_metadata_.sampling_frequency*1e3,i=qr.audio_last_sample_pts_+r;else if(null==t)return void si.debug.warn(qr.TAG_NAME,"AAC: Unknown pts");if(qr.aac_last_incomplete_data_&&qr.audio_last_sample_pts_){r=1024/qr.audio_metadata_.sampling_frequency*1e3;let e=qr.audio_last_sample_pts_+r;Math.abs(e-i)>1&&(si.debug.warn(qr.TAG_NAME,`AAC: Detected pts overlapped, expected: ${e}ms, PES pts: ${i}ms`),i=e)}}let n,s=new Xt(e),a=null,o=i;for(;null!=(a=s.readNextAACFrame());){r=1024/a.sampling_frequency*1e3;const e={codec:"aac",data:a};0==qr.audio_init_segment_dispatched_?(qr.audio_metadata_={codec:"aac",audio_object_type:a.audio_object_type,sampling_freq_index:a.sampling_freq_index,sampling_frequency:a.sampling_frequency,channel_config:a.channel_config},qr.dispatchAudioInitSegment(e)):qr.detectAudioMetadataChange(e)&&(qr.dispatchAudioMediaSegment(),qr.dispatchAudioInitSegment(e)),n=o;let t=Math.floor(o);const i=new Uint8Array(a.data.length+2);i.set([175,1],0),i.set(a.data,2);let s={payload:i,length:i.byteLength,pts:t,dts:t,type:ie};qr.audio_track_.samples.push(s),qr.audio_track_.length+=i.byteLength,o+=r}s.hasIncompleteData()&&(qr.aac_last_incomplete_data_=s.getIncompleteData()),n&&(qr.audio_last_sample_pts_=n)},parseLOASAACPayload(e,t){if(qr.has_video_&&!qr.video_init_segment_dispatched_)return;if(qr.aac_last_incomplete_data_){let t=new Uint8Array(e.byteLength+qr.aac_last_incomplete_data_.byteLength);t.set(qr.aac_last_incomplete_data_,0),t.set(e,qr.aac_last_incomplete_data_.byteLength),e=t}let r,i;if(null!=t&&(i=t/qr.timescale_),"aac"===qr.audio_metadata_.codec){if(null==t&&null!=qr.audio_last_sample_pts_)r=1024/qr.audio_metadata_.sampling_frequency*1e3,i=qr.audio_last_sample_pts_+r;else if(null==t)return void si.debug.warn(qr.TAG_NAME,"AAC: Unknown pts");if(qr.aac_last_incomplete_data_&&qr.audio_last_sample_pts_){r=1024/qr.audio_metadata_.sampling_frequency*1e3;let e=qr.audio_last_sample_pts_+r;Math.abs(e-i)>1&&(si.debug.warn(qr.TAG,`AAC: Detected pts overlapped, expected: ${e}ms, PES pts: ${i}ms`),i=e)}}let n,s=new Jt(e),a=null,o=i;for(;null!=(a=s.readNextAACFrame(dr(this.loas_previous_frame)?void 0:this.loas_previous_frame));){qr.loas_previous_frame=a,r=1024/a.sampling_frequency*1e3;const e={codec:"aac",data:a};0==qr.audio_init_segment_dispatched_?(qr.audio_metadata_={codec:"aac",audio_object_type:a.audio_object_type,sampling_freq_index:a.sampling_freq_index,sampling_frequency:a.sampling_frequency,channel_config:a.channel_config},qr.dispatchAudioInitSegment(e)):qr.detectAudioMetadataChange(e)&&(qr.dispatchAudioMediaSegment(),qr.dispatchAudioInitSegment(e)),n=o;let t=Math.floor(o);const i=new Uint8Array(a.data.length+2);i.set([175,1],0),i.set(a.data,2);let s={payload:i,length:i.byteLength,pts:t,dts:t,type:ie};qr.audio_track_.samples.push(s),qr.audio_track_.length+=i.byteLength,o+=r}s.hasIncompleteData()&&(qr.aac_last_incomplete_data_=s.getIncompleteData()),n&&(qr.audio_last_sample_pts_=n)},parseAC3Payload(e,t){},parseEAC3Payload(e,t){},parseOpusPayload(e,t){},parseMP3Payload(e,t){if(qr.has_video_&&!qr.video_init_segment_dispatched_)return;let r=[44100,48e3,32e3,0],i=[22050,24e3,16e3,0],n=[11025,12e3,8e3,0],s=e[1]>>>3&3,a=(6&e[1])>>1;e[2];let o=(12&e[2])>>>2,d=3!=(e[3]>>>6&3)?2:1,l=0,u=34;switch(s){case 0:l=n[o];break;case 2:l=i[o];break;case 3:l=r[o]}switch(a){case 1:u=34;break;case 2:u=33;break;case 3:u=32}const c={};c.object_type=u,c.sample_rate=l,c.channel_count=d,c.data=e;const h={codec:"mp3",data:c};0==qr.audio_init_segment_dispatched_?(qr.audio_metadata_={codec:"mp3",object_type:u,sample_rate:l,channel_count:d},qr.dispatchAudioInitSegment(h)):qr.detectAudioMetadataChange(h)&&(qr.dispatchAudioMediaSegment(),qr.dispatchAudioInitSegment(h));let f={payload:e,length:e.byteLength,pts:t/qr.timescale_,dts:t/qr.timescale_,type:ie};qr.audio_track_.samples.push(f),qr.audio_track_.length+=e.byteLength},detectAudioMetadataChange(e){if(e.codec!==qr.audio_metadata_.codec)return si.debug.log(qr.TAG_NAME,`Audio: Audio Codecs changed from ${qr.audio_metadata_.codec} to ${e.codec}`),!0;if("aac"===e.codec&&"aac"===qr.audio_metadata_.codec){const t=e.data;if(t.audio_object_type!==qr.audio_metadata_.audio_object_type)return si.debug.log(qr.TAG_NAME,`AAC: AudioObjectType changed from ${qr.audio_metadata_.audio_object_type} to ${t.audio_object_type}`),!0;if(t.sampling_freq_index!==qr.audio_metadata_.sampling_freq_index)return si.debug.log(qr.TAG_NAME,`AAC: SamplingFrequencyIndex changed from ${qr.audio_metadata_.sampling_freq_index} to ${t.sampling_freq_index}`),!0;if(t.channel_config!==qr.audio_metadata_.channel_config)return si.debug.log(qr.TAG_NAME,`AAC: Channel configuration changed from ${qr.audio_metadata_.channel_config} to ${t.channel_config}`),!0}else if("ac-3"===e.codec&&"ac-3"===qr.audio_metadata_.codec){const t=e.data;if(t.sampling_frequency!==qr.audio_metadata_.sampling_frequency)return si.debug.log(qr.TAG_NAME,`AC3: Sampling Frequency changed from ${qr.audio_metadata_.sampling_frequency} to ${t.sampling_frequency}`),!0;if(t.bit_stream_identification!==qr.audio_metadata_.bit_stream_identification)return si.debug.log(qr.TAG_NAME,`AC3: Bit Stream Identification changed from ${qr.audio_metadata_.bit_stream_identification} to ${t.bit_stream_identification}`),!0;if(t.bit_stream_mode!==qr.audio_metadata_.bit_stream_mode)return si.debug.log(qr.TAG_NAME,`AC3: BitStream Mode changed from ${qr.audio_metadata_.bit_stream_mode} to ${t.bit_stream_mode}`),!0;if(t.channel_mode!==qr.audio_metadata_.channel_mode)return si.debug.log(qr.TAG_NAME,`AC3: Channel Mode changed from ${qr.audio_metadata_.channel_mode} to ${t.channel_mode}`),!0;if(t.low_frequency_effects_channel_on!==qr.audio_metadata_.low_frequency_effects_channel_on)return si.debug.log(qr.TAG_NAME,`AC3: Low Frequency Effects Channel On changed from ${qr.audio_metadata_.low_frequency_effects_channel_on} to ${t.low_frequency_effects_channel_on}`),!0}else if("opus"===e.codec&&"opus"===qr.audio_metadata_.codec){const t=e.meta;if(t.sample_rate!==qr.audio_metadata_.sample_rate)return si.debug.log(qr.TAG_NAME,`Opus: SamplingFrequencyIndex changed from ${qr.audio_metadata_.sample_rate} to ${t.sample_rate}`),!0;if(t.channel_count!==qr.audio_metadata_.channel_count)return si.debug.log(qr.TAG_NAME,`Opus: Channel count changed from ${qr.audio_metadata_.channel_count} to ${t.channel_count}`),!0}else if("mp3"===e.codec&&"mp3"===qr.audio_metadata_.codec){const t=e.data;if(t.object_type!==qr.audio_metadata_.object_type)return si.debug.log(qr.TAG_NAME,`MP3: AudioObjectType changed from ${qr.audio_metadata_.object_type} to ${t.object_type}`),!0;if(t.sample_rate!==qr.audio_metadata_.sample_rate)return si.debug.log(qr.TAG_NAME,`MP3: SamplingFrequencyIndex changed from ${qr.audio_metadata_.sample_rate} to ${t.sample_rate}`),!0;if(t.channel_count!==qr.audio_metadata_.channel_count)return si.debug.log(qr.TAG_NAME,`MP3: Channel count changed from ${qr.audio_metadata_.channel_count} to ${t.channel_count}`),!0}return!1},dispatchAudioInitSegment(e){let t={type:"audio"};if(t.id=qr.audio_track_.id,t.timescale=1e3,t.duration=qr.duration_,"aac"===qr.audio_metadata_.codec){let r="aac"===e.codec?e.data:null,i=new $n(r);t.audioSampleRate=i.sampling_rate,t.audioSampleRateIndex=i.sampling_index,t.channelCount=i.channel_count,t.codec=i.codec_mimetype,t.originalCodec=i.original_codec_mimetype,t.config=i.config,t.refSampleDuration=1024/t.audioSampleRate*t.timescale;const n=Wt({profile:si._opt.mseDecodeAudio?i.object_type:i.original_object_type,sampleRate:t.audioSampleRateIndex,channel:t.channelCount});si.decodeAudio(n,0)}else"ac-3"===qr.audio_metadata_.codec||"ec-3"===qr.audio_metadata_.codec||"opus"===qr.audio_metadata_.codec||"mp3"===qr.audio_metadata_.codec&&(t.audioSampleRate=qr.audio_metadata_.sample_rate,t.channelCount=qr.audio_metadata_.channel_count,t.codec="mp3",t.originalCodec="mp3",t.config=void 0);0==qr.audio_init_segment_dispatched_&&si.debug.log(qr.TAG_NAME,`Generated first AudioSpecificConfig for mimeType: ${t.codec}`),qr.audio_init_segment_dispatched_=!0,qr.video_metadata_changed_=!1;let r=qr.media_info_;r.hasAudio=!0,r.audioCodec=t.originalCodec,r.audioSampleRate=t.audioSampleRate,r.audioChannelCount=t.channelCount,r.hasVideo&&r.videoCodec?r.mimeType=`video/mp2t; codecs="${r.videoCodec},${r.audioCodec}"`:r.mimeType=`video/mp2t; codecs="${r.audioCodec}"`},dispatchPESPrivateDataDescriptor(e,t,r){},parsePESPrivateDataPayload(e,t,r,i,n){let s=new Mn;if(s.pid=i,s.stream_id=n,s.len=e.byteLength,s.data=e,null!=t){let e=Math.floor(t/qr.timescale_);s.pts=e}else s.nearest_pts=qr.getNearestTimestampMilliseconds();if(null!=r){let e=Math.floor(r/qr.timescale_);s.dts=e}},parseTimedID3MetadataPayload(e,t,r,i,n){si.debug.log(qr.TAG_NAME,`Timed ID3 Metadata: pid=${i}, pts=${t}, dts=${r}, stream_id=${n}`)},parseSynchronousKLVMetadataPayload(e,t,r,i,n){si.debug.log(qr.TAG_NAME,`Synchronous KLV Metadata: pid=${i}, pts=${t}, dts=${r}, stream_id=${n}`)},parseAsynchronousKLVMetadataPayload(e,t,r){si.debug.log(qr.TAG_NAME,`Asynchronous KLV Metadata: pid=${t}, stream_id=${r}`)},parseSMPTE2038MetadataPayload(e,t,r,i,n){si.debug.log(qr.TAG_NAME,`SMPTE 2038 Metadata: pid=${i}, pts=${t}, dts=${r}, stream_id=${n}`)},getNearestTimestampMilliseconds:()=>null!=qr.audio_last_sample_pts_?Math.floor(qr.audio_last_sample_pts_):null!=qr.last_pcr_?Math.floor(qr.last_pcr_/300/qr.timescale_):void 0,_preDoDecode(){const e=qr.video_track_,t=qr.audio_track_;let r=e.samples;t.samples.length>0&&(r=e.samples.concat(t.samples),r=r.sort(((e,t)=>e.dts-t.dts))),r.forEach((e=>{const t=new Uint8Array(e.payload);delete e.payload,e.type===ne?qr._doDecodeVideo({...e,payload:t}):e.type===ie&&qr._doDecodeAudio({...e,payload:t})})),e.samples=[],e.length=0,t.samples=[],t.length=0},_doDecodeVideo(e){const t=new Uint8Array(e.payload);let r=null;r=e.isHevc?Xr(t,e.isIFrame):Fr(t,e.isIFrame),e.isIFrame&&si.calcIframeIntervalTimestamp(e.dts);let i=si.cryptoPayload(r,e.isIFrame);si.decode(i,{type:ne,ts:e.dts,isIFrame:e.isIFrame,cts:e.cts})},_doDecodeAudio(e){const t=new Uint8Array(e.payload);let r=t;yr(si._opt.m7sCryptoAudio)&&(r=si.cryptoPayloadAudio(t)),si.decode(r,{type:ie,ts:e.dts,isIFrame:!1,cts:0})}},ni=null;br()&&(ni={TAG_NAME:"worker MediaSource",_resetInIt(){ni.isAvc=null,ni.isAAC=null,ni.videoInfo={},ni.videoMeta={},ni.audioMeta={},ni.sourceBuffer=null,ni.audioSourceBuffer=null,ni.hasInit=!1,ni.hasAudioInit=!1,ni.isAudioInitInfo=!1,ni.videoMimeType="",ni.audioMimeType="",ni.cacheTrack={},ni.cacheAudioTrack={},ni.timeInit=!1,ni.sequenceNumber=0,ni.audioSequenceNumber=0,ni.firstRenderTime=null,ni.firstAudioTime=null,ni.mediaSourceAppendBufferFull=!1,ni.mediaSourceAppendBufferError=!1,ni.mediaSourceAddSourceBufferError=!1,ni.mediaSourceBufferError=!1,ni.mediaSourceError=!1,ni.prevTimestamp=null,ni.decodeDiffTimestamp=null,ni.prevDts=null,ni.prevAudioDts=null,ni.prevPayloadBufferSize=0,ni.isWidthOrHeightChanged=!1,ni.prevTs=null,ni.prevAudioTs=null,ni.eventListenList=[],ni.pendingRemoveRanges=[],ni.pendingSegments=[],ni.pendingAudioRemoveRanges=[],ni.pendingAudioSegments=[],ni.supportVideoFrameCallbackHandle=null,ni.audioSourceBufferCheckTimeout=null,ni.audioSourceNoDataCheckTimeout=null,ni.hasPendingEos=!1,ni.$video={currentTime:0,readyState:0}},init(){ni.events=new fn,ni._resetInIt(),ni.mediaSource=new self.MediaSource,ni.isDecodeFirstIIframe=!!vr(si._opt.checkFirstIFrame),ni._bindMediaSourceEvents()},destroy(){ni.stop(),ni._clearAudioSourceBufferCheckTimeout(),ni.eventListenList&&ni.eventListenList.length&&(ni.eventListenList.forEach((e=>e())),ni.eventListenList=[]),ni._resetInIt(),ni.mediaSource=null},getState:()=>ni.mediaSource&&ni.mediaSource.readyState,isStateOpen:()=>ni.getState()===vt,isStateClosed:()=>ni.getState()===bt,isStateEnded:()=>ni.getState()===yt,_bindMediaSourceEvents(){const{proxy:e}=ni.events,t=e(ni.mediaSource,St,(()=>{si.debug.log(ni.TAG_NAME,"sourceOpen"),ni._onMediaSourceSourceOpen()})),r=e(ni.mediaSource,wt,(()=>{si.debug.log(ni.TAG_NAME,"sourceClose")})),i=e(ni.mediaSource,Et,(()=>{si.debug.log(ni.TAG_NAME,"sourceended")}));ni.eventListenList.push(t,r,i)},_onMediaSourceSourceOpen(){ni.sourceBuffer||(si.debug.log(ni.TAG_NAME,"onMediaSourceSourceOpen() sourceBuffer is null and next init"),ni._initSourceBuffer()),ni.audioSourceBuffer||(si.debug.log(ni.TAG_NAME,"onMediaSourceSourceOpen() audioSourceBuffer is null and next init"),ni._initAudioSourceBuffer()),ni._hasPendingSegments()&&ni._doAppendSegments()},decodeVideo(e,t,r,i){if(si.isDestroyed)si.debug.warn(ni.TAG_NAME,"decodeVideo() and decoder is destroyed");else if(vr(ni.hasInit))if(r&&e[1]===Tt){const i=15&e[0];if(i===De&&vr(or()))return void ni.emitError(Ce.mediaSourceH265NotSupport);ni.videoInfo.codec=i,postMessage({cmd:I,code:i});const n=new Uint8Array(e);postMessage({cmd:F,buffer:n,codecId:i},[n.buffer]),ni.hasInit=ni._decodeConfigurationRecord(e,t,r,i)}else si.debug.warn(ni.TAG_NAME,`decodeVideo has not init , isIframe is ${r} , payload is ${e[1]}`);else if(!ni.isDecodeFirstIIframe&&r&&(ni.isDecodeFirstIIframe=!0),ni.isDecodeFirstIIframe){if(r&&0===e[1]){const t=15&e[0];let r={};t===Pe?r=kr(e.slice(5)):t===De&&(r=Wr(e));const i=ni.videoInfo;i&&i.codecWidth&&i.codecWidth&&r&&r.codecWidth&&r.codecHeight&&(r.codecWidth!==i.codecWidth||r.codecHeight!==i.codecWidth)&&(si.debug.warn(ni.TAG_NAME,`\n                                decodeVideo: video width or height is changed,\n                                old width is ${i.codecWidth}, old height is ${i.codecWidth},\n                                new width is ${r.codecWidth}, new height is ${r.codecHeight},\n                                and emit change event`),ni.isWidthOrHeightChanged=!0,ni.emitError(Ce.mseWidthOrHeightChange))}if(ni.isWidthOrHeightChanged)return void si.debug.warn(ni.TAG_NAME,"decodeVideo: video width or height is changed, and return");if(gr(e))return void si.debug.warn(ni.TAG_NAME,"decodeVideo and payload is video sequence header so drop this frame");if(e.byteLength<E)return void si.debug.warn(ni.TAG_NAME,`decodeVideo and payload is too small , payload length is ${e.byteLength}`);let n=t;if(si.isPlayer){if(null===ni.firstRenderTime&&(ni.firstRenderTime=t,postMessage({cmd:te,value:ni.firstRenderTime})),n=t-ni.firstRenderTime,n<0&&(si.debug.warn(ni.TAG_NAME,`decodeVideo\n                                 local dts is < 0 , ts is ${t} and prevTs is ${ni.prevTs},\n                                 firstRenderTime is ${ni.firstRenderTime} and mseCorrectTimeDuration is ${si._opt.mseCorrectTimeDuration}`),n=null===ni.prevDts?0:ni.prevDts+si._opt.mseCorrectTimeDuration,ni._checkTsIsMaxDiff(t)))return si.debug.warn(ni.TAG_NAME,`decodeVideo is max diff , ts is ${t} and prevTs is ${ni.prevTs}, diff is ${ni.prevTs-t}`),void ni.emitError(Ce.mediaSourceTsIsMaxDiff);if(null!==ni.prevDts&&n<=ni.prevDts){if(si.debug.warn(ni.TAG_NAME,`\n                                decodeVideo dts is less than(or equal) prev dts ,\n                                dts is ${n} and prev dts is ${ni.prevDts} ，\n                                and now ts is ${t} and prev ts is ${ni.prevTs} ，\n                                and diff is ${t-ni.prevTs} and firstRenderTime is ${ni.firstRenderTime} and isIframe is ${r}，\n                                and mseCorrectTimeDuration is ${si._opt.mseCorrectTimeDuration},\n                                and prevPayloadBufferSize is ${ni.prevPayloadBufferSize} and payload size is ${e.byteLength}`),n===ni.prevDts&&ni.prevPayloadBufferSize===e.byteLength)return void si.debug.warn(ni.TAG_NAME,"decodeVideo dts is equal to prev dts and payload size is equal to prev payload size so drop this frame");if(n=ni.prevDts+si._opt.mseCorrectTimeDuration,ni._checkTsIsMaxDiff(t))return si.debug.warn(ni.TAG_NAME,`decodeVideo is max diff , ts is ${t} and prevTs is ${ni.prevTs}, diff is ${ni.prevTs-t} and emit replay`),void ni.emitError(Ce.mediaSourceTsIsMaxDiff)}}si.isPlayer?ni._decodeVideo(e,n,r,i,t):si.isPlayback,ni.prevDts=n,ni.prevPayloadBufferSize=e.byteLength,ni.prevTs=t}else si.debug.log(ni.TAG_NAME,"decodeVideo first frame is not iFrame")},decodeAudio(e,t){if(si.isDestroyed)si.debug.warn(ni.TAG_NAME,"decodeAudio() and decoder is destroyed");else if(vr(ni.hasAudioInit))ni.hasAudioInit=ni._decodeAudioConfigurationRecord(e,t);else{let r=t;if(jt(e))return void si.debug.log(ni.TAG_NAME,"decodeAudio and has already initialized and payload is aac codec packet so drop this frame");if(ni._clearAudioNoDataCheckTimeout(),ni.isDecodeFirstIIframe){if(si.isPlayer){if(null===ni.firstAudioTime&&(ni.firstAudioTime=t,null!==ni.firstRenderTime&&null!==ni.prevTs)){const e=Math.abs(ni.firstRenderTime-ni.prevTs);e>300&&(ni.firstAudioTime-=e,si.debug.warn(ni.TAG_NAME,`video\n                                    firstAudioTime is ${ni.firstRenderTime} and current time is ${ni.prevTs}\n                                    play time is ${e} and firstAudioTime ${t} - ${e} = ${ni.firstAudioTime}`))}r=t-ni.firstAudioTime,r<0&&(si.debug.warn(ni.TAG_NAME,`decodeAudio\n                             local dts is < 0 , ts is ${t} and prevTs is ${ni.prevAudioTs},\n                             firstAudioTime is ${ni.firstAudioTime}`),r=null===ni.prevAudioDts?0:ni.prevAudioDts+si._opt.mseCorrectAudioTimeDuration),null!==ni.prevAudioTs&&r<=ni.prevAudioDts&&(si.debug.warn(ni.TAG_NAME,`\n                            decodeAudio dts is less than(or equal) prev dts ,\n                            dts is ${r} and prev dts is ${ni.prevAudioDts} ，\n                            and now ts is ${t} and prev ts is ${ni.prevAudioTs} ，\n                            and diff is ${t-ni.prevAudioTs}`),r=ni.prevAudioDts+si._opt.mseCorrectAudioTimeDuration)}si.isPlayer?ni._decodeAudio(e,r,t):si.isPlayback,ni.prevAudioTs=t,ni.prevAudioDts=r}else si.debug.log(ni.TAG_NAME,"decodeAudio first frame is not iFrame")}},_checkTsIsMaxDiff:e=>ni.prevTs>0&&e<ni.prevTs&&ni.prevTs-e>w,_decodeConfigurationRecord(e,t,r,i){let n=e.slice(5),s={};if(i===Pe?s=kr(n):i===De&&(s=jr(n)),ni.videoInfo.width=s.codecWidth,ni.videoInfo.height=s.codecHeight,0===s.codecWidth&&0===s.codecHeight)return si.debug.warn(ni.TAG_NAME,"_decodeConfigurationRecord error",JSON.stringify(s)),ni.emitError(Ce.mediaSourceDecoderConfigurationError),!1;const a={id:It,type:"video",timescale:1e3,duration:0,avcc:n,codecWidth:s.codecWidth,codecHeight:s.codecHeight,videoType:s.videoType},o=pn.generateInitSegment(a);ni.isAvc=i===Pe;let d=s.codec;return ni.videoMimeType=d?`video/mp4; codecs="${s.codec}"`:ni.isAvc?ht:ft,postMessage({cmd:x,w:s.codecWidth,h:s.codecHeight}),ni._initSourceBuffer(),ni.appendBuffer(o.buffer),ni.sequenceNumber=0,ni.cacheTrack={},ni.timeInit=!1,!0},_decodeAudioConfigurationRecord(e,t){const r=e[0]>>4,i=e[0]>>1&1,n=r===Ne,s=r===Re;if(vr(s||n))return si.debug.warn(ni.TAG_NAME,`_decodeAudioConfigurationRecord audio codec is not support , codecId is ${r} ant auto wasm decode`),ni.emitError(Ce.mediaSourceAudioG711NotSupport),!1;const a={id:Ft,type:"audio",timescale:1e3};let o={};if(jt(e)){if(o=Kt(e.slice(2)),!o)return!1;a.audioSampleRate=o.sampleRate,a.channelCount=o.channelCount,a.config=o.config,a.refSampleDuration=1024/a.audioSampleRate*a.timescale}else{if(!n)return!1;if(o=En(e),!o)return!1;a.audioSampleRate=o.samplingRate,a.channelCount=o.channelCount,a.refSampleDuration=1152/a.audioSampleRate*a.timescale}a.codec=o.codec,a.duration=0;let d="mp4",l=o.codec,u=null;n&&vr(ar())?(d="mpeg",l="",u=new Uint8Array):u=pn.generateInitSegment(a);let c=`${a.type}/${d}`;return l&&l.length>0&&(c+=`;codecs=${l}`),vr(ni.isAudioInitInfo)&&(nr=r===Re?i?16:8:0===i?8:16,postMessage({cmd:k,code:r}),postMessage({cmd:C,sampleRate:a.audioSampleRate,channels:a.channelCount,depth:nr}),ni.isAudioInitInfo=!0),ni.audioMimeType=c,ni.isAAC=s,ni._initAudioSourceBuffer(),ni.appendAudioBuffer(u.buffer),!0},_initSourceBuffer(){const{proxy:e}=ni.events;if(null===ni.sourceBuffer&&null!==ni.mediaSource&&ni.isStateOpen()&&ni.videoMimeType){try{ni.sourceBuffer=ni.mediaSource.addSourceBuffer(ni.videoMimeType),si.debug.log(ni.TAG_NAME,"_initSourceBuffer() mseDecoder.mediaSource.addSourceBuffer()",ni.videoMimeType)}catch(e){return si.debug.error(ni.TAG_NAME,"appendBuffer() mseDecoder.mediaSource.addSourceBuffer()",e.code,e),ni.emitError(Ce.mseAddSourceBufferError,e.code),void(ni.mediaSourceAddSourceBufferError=!0)}if(ni.sourceBuffer){const t=e(ni.sourceBuffer,"error",(e=>{ni.mediaSourceBufferError=!0,si.debug.error(ni.TAG_NAME,"mseSourceBufferError mseDecoder.sourceBuffer",e),ni.emitError(Ce.mseSourceBufferError,e.code)})),r=e(ni.sourceBuffer,"updateend",(()=>{ni._hasPendingRemoveRanges()?ni._doRemoveRanges():ni._hasPendingSegments()?ni._doAppendSegments():ni.hasPendingEos&&(si.debug.log(ni.TAG_NAME,"videoSourceBuffer updateend and hasPendingEos is true, next endOfStream()"),ni.endOfStream())}));ni.eventListenList.push(t,r)}}else si.debug.log(ni.TAG_NAME,`_initSourceBuffer and mseDecoder.isStateOpen is ${ni.isStateOpen()} and mseDecoder.isAvc === null is ${null===ni.isAvc}`)},_initAudioSourceBuffer(){const{proxy:e}=ni.events;if(null===ni.audioSourceBuffer&&null!==ni.mediaSource&&ni.isStateOpen()&&ni.audioMimeType){try{ni.audioSourceBuffer=ni.mediaSource.addSourceBuffer(ni.audioMimeType),ni._clearAudioSourceBufferCheckTimeout(),si.debug.log(ni.TAG_NAME,"_initAudioSourceBuffer() mseDecoder.mediaSource.addSourceBuffer()",ni.audioMimeType)}catch(e){return si.debug.error(ni.TAG_NAME,"appendAudioBuffer() mseDecoder.mediaSource.addSourceBuffer()",e.code,e),ni.emitError(Ce.mseAddSourceBufferError,e.code),void(ni.mediaSourceAddSourceBufferError=!0)}if(ni.audioSourceBuffer){const t=e(ni.audioSourceBuffer,"error",(e=>{ni.mediaSourceBufferError=!0,si.debug.error(ni.TAG_NAME,"mseSourceBufferError mseDecoder.audioSourceBuffer",e),ni.emitError(Ce.mseSourceBufferError,e.code)})),r=e(ni.audioSourceBuffer,"updateend",(()=>{ni._hasPendingRemoveRanges()?ni._doRemoveRanges():ni._hasPendingSegments()?ni._doAppendSegments():ni.hasPendingEos&&(si.debug.log(ni.TAG_NAME,"audioSourceBuffer updateend and hasPendingEos is true, next endOfStream()"),ni.endOfStream())}));ni.eventListenList.push(t,r),null===ni.audioSourceNoDataCheckTimeout&&(ni.audioSourceNoDataCheckTimeout=setTimeout((()=>{ni._clearAudioNoDataCheckTimeout(),ni.emitError(Ce.mediaSourceAudioNoDataTimeout)}),1e3))}}else si.debug.log(ni.TAG_NAME,`_initAudioSourceBuffer and mseDecoder.isStateOpen is ${ni.isStateOpen()} and mseDecoder.audioMimeType is ${ni.audioMimeType}`)},_decodeVideo(e,t,r,i,n){let s=e.slice(5),a=s.byteLength;if(0===a)return void si.debug.warn(ni.TAG_NAME,"_decodeVideo payload bytes is 0 and return");let o=(new Date).getTime(),d=!1;ni.prevTimestamp||(ni.prevTimestamp=o,d=!0);const l=o-ni.prevTimestamp;if(ni.decodeDiffTimestamp=l,l>500&&!d&&si.isPlayer&&si.debug.warn(ni.TAG_NAME,`_decodeVideo now time is ${o} and prev time is ${ni.prevTimestamp}, diff time is ${l} ms`),ni.cacheTrack.id&&t>=ni.cacheTrack.dts){let e=8+ni.cacheTrack.size,r=new Uint8Array(e);r[0]=e>>>24&255,r[1]=e>>>16&255,r[2]=e>>>8&255,r[3]=255&e,r.set(pn.types.mdat,4),r.set(ni.cacheTrack.data,8),ni.cacheTrack.duration=t-ni.cacheTrack.dts;let i=pn.moof(ni.cacheTrack,ni.cacheTrack.dts);ni.cacheTrack={};let n=new Uint8Array(i.byteLength+r.byteLength);n.set(i,0),n.set(r,i.byteLength),ni.appendBuffer(n.buffer)}else si.debug.log(ni.TAG_NAME,`timeInit set false , cacheTrack = {} now dts is ${t}, and ts is ${n} cacheTrack dts is ${ni.cacheTrack&&ni.cacheTrack.dts}`),ni.timeInit=!1,ni.cacheTrack={};ni.cacheTrack||(ni.cacheTrack={}),ni.cacheTrack.id=It,ni.cacheTrack.sequenceNumber=++ni.sequenceNumber,ni.cacheTrack.size=a,ni.cacheTrack.dts=t,ni.cacheTrack.cts=i,ni.cacheTrack.isKeyframe=r,ni.cacheTrack.data=s,ni.cacheTrack.flags={isLeading:0,dependsOn:r?2:1,isDependedOn:r?1:0,hasRedundancy:0,isNonSync:r?0:1},ni.prevTimestamp=(new Date).getTime()},_decodeAudio(e,t,r){let i=ni.isAAC?e.slice(2):e.slice(1),n=i.byteLength;if(ni.cacheAudioTrack.id&&t>=ni.cacheAudioTrack.dts){let e=8+ni.cacheAudioTrack.size,r=new Uint8Array(e);r[0]=e>>>24&255,r[1]=e>>>16&255,r[2]=e>>>8&255,r[3]=255&e,r.set(pn.types.mdat,4),r.set(ni.cacheAudioTrack.data,8),ni.cacheAudioTrack.duration=t-ni.cacheAudioTrack.dts;let i=pn.moof(ni.cacheAudioTrack,ni.cacheAudioTrack.dts);ni.cacheAudioTrack={};let n=new Uint8Array(i.byteLength+r.byteLength);n.set(i,0),n.set(r,i.byteLength),ni.appendAudioBuffer(n.buffer)}else ni.cacheAudioTrack={};ni.cacheAudioTrack||(ni.cacheAudioTrack={}),ni.cacheAudioTrack.id=Ft,ni.cacheAudioTrack.sequenceNumber=++ni.audioSequenceNumber,ni.cacheAudioTrack.size=n,ni.cacheAudioTrack.dts=t,ni.cacheAudioTrack.cts=0,ni.cacheAudioTrack.data=i,ni.cacheAudioTrack.flags={isLeading:0,dependsOn:1,isDependedOn:0,hasRedundancy:0}},appendBuffer(e){si.isDestroyed?si.debug.warn(ni.TAG_NAME,"appendBuffer() player is destroyed"):ni.mediaSourceAddSourceBufferError?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceAddSourceBufferError is true"):ni.mediaSourceAppendBufferFull?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceAppendBufferFull is true"):ni.mediaSourceAppendBufferError?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceAppendBufferError is true"):ni.mediaSourceBufferError?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceBufferError is true"):(ni.pendingSegments.push(e),ni.sourceBuffer&&(si._opt.mseAutoCleanupSourceBuffer&&ni._needCleanupSourceBuffer()&&ni._doCleanUpSourceBuffer(),vr(ni.getSourceBufferUpdating())&&ni.isStateOpen()&&vr(ni._hasPendingRemoveRanges()))?ni._doAppendSegments():ni.isStateClosed()?(ni.mediaSourceBufferError=!0,ni.emitError(Ce.mseSourceBufferError,"mediaSource is not attached to video or mediaSource is closed")):ni.isStateEnded()?(ni.mediaSourceBufferError=!0,ni.emitError(Ce.mseSourceBufferError,"mediaSource is end")):ni._hasPendingRemoveRanges()&&si.debug.log(ni.TAG_NAME,`video has pending remove ranges and video length is ${ni.pendingRemoveRanges.length}, audio length is ${ni.pendingAudioRemoveRanges.length}`))},appendAudioBuffer(e){si.isDestroyed?si.debug.warn(ni.TAG_NAME,"appendAudioBuffer() player is destroyed"):ni.mediaSourceAddSourceBufferError?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceAddSourceBufferError is true"):ni.mediaSourceAppendBufferFull?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceAppendBufferFull is true"):ni.mediaSourceAppendBufferError?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceAppendBufferError is true"):ni.mediaSourceBufferError?si.debug.warn(ni.TAG_NAME,"mseDecoder.mediaSourceBufferError is true"):(ni.pendingAudioSegments.push(e),ni.audioSourceBuffer&&(si._opt.mseAutoCleanupSourceBuffer&&ni._needCleanupSourceBuffer()&&ni._doCleanUpSourceBuffer(),vr(ni.getAudioSourceBufferUpdating())&&ni.isStateOpen()&&vr(ni._hasPendingRemoveRanges()))?ni._doAppendSegments():ni.isStateClosed()?(ni.mediaSourceBufferError=!0,ni.emitError(Ce.mseSourceBufferError,"mediaSource is not attached to video or mediaSource is closed")):ni.isStateEnded()?(ni.mediaSourceBufferError=!0,ni.emitError(Ce.mseSourceBufferError,"mediaSource is end")):ni._hasPendingRemoveRanges()&&si.debug.log(ni.TAG_NAME,`audio has pending remove ranges and video length is ${ni.pendingRemoveRanges.length}, audio length is ${ni.pendingAudioRemoveRanges.length}`))},getSourceBufferUpdating:()=>ni.sourceBuffer&&ni.sourceBuffer.updating,getAudioSourceBufferUpdating:()=>ni.audioSourceBuffer&&ni.audioSourceBuffer.updating,stop(){ni.abortSourceBuffer(),ni.removeSourceBuffer(),ni.endOfStream()},clearUpAllSourceBuffer(){if(ni.sourceBuffer){const e=ni.sourceBuffer.buffered;for(let t=0;t<e.length;t++){let r=e.start(t),i=e.end(t);ni.pendingRemoveRanges.push({start:r,end:i})}vr(ni.getSourceBufferUpdating())&&ni._doRemoveRanges()}if(ni.audioSourceBuffer){const e=ni.audioSourceBuffer.buffered;for(let t=0;t<e.length;t++){let r=e.start(t),i=e.end(t);ni.pendingAudioRemoveRanges.push({start:r,end:i})}vr(ni.getAudioSourceBufferUpdating())&&ni._doRemoveRanges()}},endOfStream(){if(ni.isStateOpen()&&Er)if(ni.getSourceBufferUpdating()||ni.getAudioSourceBufferUpdating())si.debug.log(ni.TAG_NAME,"endOfStream() has pending eos"),ni.hasPendingEos=!0;else{ni.hasPendingEos=!1;try{si.debug.log(ni.TAG_NAME,"endOfStream()"),ni.mediaSource.endOfStream()}catch(e){si.debug.warn(ni.TAG_NAME,"endOfStream() error",e)}}},abortSourceBuffer(){if(ni.isStateOpen){if(ni.sourceBuffer){try{si.debug.log(ni.TAG_NAME,"abortSourceBuffer() abort sourceBuffer"),ni.sourceBuffer.abort()}catch(e){}vr(ni.getSourceBufferUpdating())&&ni._doRemoveRanges()}if(ni.audioSourceBuffer){try{si.debug.log(ni.TAG_NAME,"abortSourceBuffer() abort audioSourceBuffer"),ni.audioSourceBuffer.abort()}catch(e){}vr(ni.getAudioSourceBufferUpdating())&&ni._doRemoveRanges()}}ni.sourceBuffer=null,ni.audioSourceBuffer=null},removeSourceBuffer(){if(!ni.isStateClosed()&&ni.mediaSource){if(ni.sourceBuffer)try{si.debug.log(ni.TAG_NAME,"removeSourceBuffer() sourceBuffer"),ni.mediaSource.removeSourceBuffer(ni.sourceBuffer)}catch(e){si.debug.warn(ni.TAG_NAME,"removeSourceBuffer() sourceBuffer error",e)}if(ni.audioSourceBuffer)try{si.debug.log(ni.TAG_NAME,"removeSourceBuffer() audioSourceBuffer"),ni.mediaSource.removeSourceBuffer(ni.audioSourceBuffer)}catch(e){si.debug.warn(ni.TAG_NAME,"removeSourceBuffer() audioSourceBuffer error",e)}}},_hasPendingSegments:()=>ni.pendingSegments.length>0||ni.pendingAudioSegments.length>0,getPendingSegmentsLength:()=>ni.pendingSegments.length,_handleUpdatePlaybackRate(){},_doAppendSegments(){if(ni.isStateClosed()||ni.isStateEnded())si.debug.log(ni.TAG_NAME,"_doAppendSegments() mediaSource is closed or ended and return");else if(null!==ni.sourceBuffer){if(ni.needInitAudio()&&null===ni.audioSourceBuffer)return si.debug.log(ni.TAG_NAME,"_doAppendSegments() audioSourceBuffer is null and need init audio source buffer"),void(null===ni.audioSourceBufferCheckTimeout&&(ni.audioSourceBufferCheckTimeout=setTimeout((()=>{ni._clearAudioSourceBufferCheckTimeout(),ni.emitError(Ce.mediaSourceAudioInitTimeout)}),1e3)));if(vr(ni.getSourceBufferUpdating())&&ni.pendingSegments.length>0){const e=ni.pendingSegments.shift();try{ni.sourceBuffer.appendBuffer(e)}catch(e){si.debug.error(ni.TAG_NAME,"mseDecoder.sourceBuffer.appendBuffer()",e.code,e),22===e.code?(ni.stop(),ni.mediaSourceAppendBufferFull=!0,ni.emitError(Ce.mediaSourceFull)):11===e.code?(ni.stop(),ni.mediaSourceAppendBufferError=!0,ni.emitError(Ce.mediaSourceAppendBufferError)):(ni.stop(),ni.mediaSourceBufferError=!0,ni.emitError(Ce.mseSourceBufferError,e.code))}}if(vr(ni.getAudioSourceBufferUpdating())&&ni.pendingAudioSegments.length>0){const e=ni.pendingAudioSegments.shift();try{ni.audioSourceBuffer.appendBuffer(e)}catch(e){si.debug.error(ni.TAG_NAME,"mseDecoder.audioSourceBuffer.appendBuffer()",e.code,e),22===e.code?(ni.stop(),ni.mediaSourceAppendBufferFull=!0,ni.emitError(Ce.mediaSourceFull)):11===e.code?(ni.stop(),ni.mediaSourceAppendBufferError=!0,ni.emitError(Ce.mediaSourceAppendBufferError)):(ni.stop(),ni.mediaSourceBufferError=!0,ni.emitError(Ce.mseSourceBufferError,e.code))}}}else si.debug.log(ni.TAG_NAME,"_doAppendSegments() sourceBuffer is null and wait init and return")},_doCleanUpSourceBuffer(){const e=ni.$video.currentTime;if(ni.sourceBuffer){const t=ni.sourceBuffer.buffered;let r=!1;for(let i=0;i<t.length;i++){let n=t.start(i),s=t.end(i);if(n<=e&&e<s+3){if(e-n>=si._opt.mseAutoCleanupMaxBackwardDuration){r=!0;let t=e-si._opt.mseAutoCleanupMinBackwardDuration;ni.pendingRemoveRanges.push({start:n,end:t})}}else s<e&&(r=!0,ni.pendingRemoveRanges.push({start:n,end:s}))}r&&vr(ni.getSourceBufferUpdating())&&ni._doRemoveRanges()}if(ni.audioSourceBuffer){const t=ni.audioSourceBuffer.buffered;let r=!1;for(let i=0;i<t.length;i++){let n=t.start(i),s=t.end(i);if(n<=e&&e<s+3){if(e-n>=si._opt.mseAutoCleanupMaxBackwardDuration){r=!0;let t=e-si._opt.mseAutoCleanupMinBackwardDuration;ni.pendingAudioRemoveRanges.push({start:n,end:t})}}else s<e&&(r=!0,ni.pendingAudioRemoveRanges.push({start:n,end:s}))}r&&vr(ni.getAudioSourceBufferUpdating())&&ni._doRemoveRanges()}},_hasPendingRemoveRanges:()=>ni.pendingRemoveRanges.length>0||ni.pendingAudioRemoveRanges.length>0,needInitAudio:()=>si._opt.hasAudio&&si._opt.mseDecodeAudio,_doRemoveRanges(){if(ni.sourceBuffer&&vr(ni.getSourceBufferUpdating())){let e=ni.pendingRemoveRanges;for(;e.length&&vr(ni.getSourceBufferUpdating());){let t=e.shift();try{ni.sourceBuffer.remove(t.start,t.end)}catch(e){si.debug.warn(ni.TAG_NAME,"_doRemoveRanges() sourceBuffer error",e)}}}if(ni.audioSourceBuffer&&vr(ni.getAudioSourceBufferUpdating())){let e=ni.pendingAudioRemoveRanges;for(;e.length&&vr(ni.getAudioSourceBufferUpdating());){let t=e.shift();try{ni.audioSourceBuffer.remove(t.start,t.end)}catch(e){si.debug.warn(ni.TAG_NAME,"_doRemoveRanges() audioSourceBuffer error",e)}}}},_getPlaybackRate(){},_needCleanupSourceBuffer(){if(vr(si._opt.mseAutoCleanupSourceBuffer))return!1;const e=ni.$video.currentTime;if(ni.sourceBuffer){let t=ni.sourceBuffer.buffered;if(t.length>=1&&e-t.start(0)>=si._opt.mseAutoCleanupMaxBackwardDuration)return!0}if(ni.audioSourceBuffer){let t=ni.audioSourceBuffer.buffered;if(t.length>=1&&e-t.start(0)>=si._opt.mseAutoCleanupMaxBackwardDuration)return!0}return!1},_clearAudioSourceBufferCheckTimeout(){ni.audioSourceBufferCheckTimeout&&(clearTimeout(ni.audioSourceBufferCheckTimeout),ni.audioSourceBufferCheckTimeout=null)},_clearAudioNoDataCheckTimeout(){ni.audioSourceNoDataCheckTimeout&&(clearTimeout(ni.audioSourceNoDataCheckTimeout),ni.audioSourceNoDataCheckTimeout=null)},getHandle:()=>ni.mediaSource.handle,emitError(e){postMessage({cmd:re,value:e,msg:arguments.length>1&&void 0!==arguments[1]?arguments[1]:""})}});let si={isPlayer:!0,isPlayback:!1,dropping:!1,isPushDropping:!1,isWorkerFetch:!1,isDestroyed:!1,fetchStatus:kt,_opt:Ar(),mp3Demuxer:null,delay:-1,pushLatestDelay:-1,firstTimestamp:null,startTimestamp:null,preDelayTimestamp:null,stopId:null,streamFps:null,streamAudioFps:null,streamVideoFps:null,writableStream:null,networkDelay:0,webglObj:null,startStreamRateAndStatsInterval:function(){si.stopStreamRateAndStatsInterval(),l=setInterval((()=>{d&&d(0);const e=JSON.stringify({demuxBufferDelay:si.getVideoBufferLength(),audioDemuxBufferDelay:si.getAudioBufferLength(),streamBufferByteLength:si.getStreamBufferLength(),netBuf:si.networkDelay||0,pushLatestDelay:si.pushLatestDelay||0,latestDelay:si.delay,isStreamTsMoreThanLocal:Ye});postMessage({cmd:z,type:xe,value:e})}),1e3)},stopStreamRateAndStatsInterval:function(){l&&(clearInterval(l),l=null)},useOffscreen:function(){return si._opt.useOffscreen&&"undefined"!=typeof OffscreenCanvas},getDelay:function(e,t){if(!e||si._opt.hasVideo&&!Ge)return-1;if(t===ie)return si.delay;if(si.preDelayTimestamp&&si.preDelayTimestamp>e)return si.preDelayTimestamp-e>1e3&&si.debug.warn("worker",`getDelay() and preDelayTimestamp is ${si.preDelayTimestamp} > timestamp is ${e} more than ${si.preDelayTimestamp-e}ms and return ${si.delay}`),si.preDelayTimestamp=e,si.delay;if(si.firstTimestamp){if(e){const t=Date.now()-si.startTimestamp,r=e-si.firstTimestamp;t>=r?(Ye=!1,si.delay=t-r):(Ye=!0,si.delay=r-t)}}else si.firstTimestamp=e,si.startTimestamp=Date.now(),si.delay=-1;return si.preDelayTimestamp=e,si.delay},getDelayNotUpdateDelay:function(e,t){if(!e||si._opt.hasVideo&&!Ge)return-1;if(t===ie)return si.pushLatestDelay;if(si.preDelayTimestamp&&si.preDelayTimestamp-e>1e3)return si.debug.warn("worker",`getDelayNotUpdateDelay() and preDelayTimestamp is ${si.preDelayTimestamp} > timestamp is ${e} more than ${si.preDelayTimestamp-e}ms and return -1`),-1;if(si.firstTimestamp){let t=-1;if(e){const r=Date.now()-si.startTimestamp,i=e-si.firstTimestamp;r>=i?(Ye=!1,t=r-i):(Ye=!0,t=i-r)}return t}return-1},resetDelay:function(){si.firstTimestamp=null,si.startTimestamp=null,si.delay=-1,si.dropping=!1},resetAllDelay:function(){si.resetDelay(),si.preDelayTimestamp=null},doDecode:function(e){si._opt.isEmitSEI&&e.type===ne&&si.isWorkerFetch&&si.findSei(e.payload,e.ts),si.isPlayUseMSEAndDecoderInWorker()?e.type===ie?si._opt.mseDecodeAudio?ni.decodeAudio(e.payload,e.ts):e.decoder.decode(e.payload,e.ts):e.type===ne&&ni.decodeVideo(e.payload,e.ts,e.isIFrame,e.cts):si._opt.useWCS&&si.useOffscreen()&&e.type===ne&&s.decode?s.decode(e.payload,e.ts,e.cts):e.decoder.decode(e.payload,e.ts,e.isIFrame,e.cts)},decodeNext(e){if(0===i.length)return;const t=e.ts,n=i[0],s=e.type===ne&&gr(e.payload);if(vr(r))s&&(si.debug.log("worker",`decode data type is ${e.type} and\n                ts is ${t} next data type is ${n.type} ts is ${n.ts}\n                isVideoSqeHeader is ${s}`),i.shift(),si.doDecode(n));else{const r=n.ts-t,a=n.type===ie&&e.type===ne;(r<=20||a||s)&&(si.debug.log("worker",`decode data type is ${e.type} and\n                ts is ${t} next data type is ${n.type} ts is ${n.ts}\n                diff is ${r} and isVideoAndNextAudio is ${a} and isVideoSqeHeader is ${s}`),i.shift(),si.doDecode(n))}},init:function(){si.debug.log("worker","init and opt is",JSON.stringify(si._opt));const e=si._opt.playType===_,t=si._opt.playType===g;if(Cr.init(),si.isPlayer=e,si.isPlayback=t,si.isPlayUseMSEAndDecoderInWorker()&&ni&&ni.init(),si.isPlaybackCacheBeforeDecodeForFpsRender())si.debug.log("worker","playback and playbackIsCacheBeforeDecodeForFpsRender is true");else{si.debug.log("worker","setInterval()");const t=si._opt.videoBuffer+si._opt.videoBufferDelay,r=()=>{let r=null;if(i.length){if(si.isPushDropping)return void si.debug.warn("worker",`loop() isPushDropping is true and bufferList length is ${i.length}`);if(si.dropping){for(r=i.shift(),si.debug.warn("worker",`loop() dropBuffer is dropping and isIFrame ${r.isIFrame} and delay is ${si.delay} and bufferlist is ${i.length}`);!r.isIFrame&&i.length;)r=i.shift();const e=si.getDelayNotUpdateDelay(r.ts,r.type);r.isIFrame&&e<=si.getNotDroppingDelayTs()&&(si.debug.log("worker","loop() is dropping = false, is iFrame"),si.dropping=!1,si.doDecode(r),si.decodeNext(r))}else if(si.isPlayback||si.isPlayUseMSE()||0===si._opt.videoBuffer)for(;i.length;)r=i.shift(),si.doDecode(r);else if(r=i[0],-1===si.getDelay(r.ts,r.type))si.debug.log("worker","loop() common dumex delay is -1 ,data.ts is",r.ts),i.shift(),si.doDecode(r),si.decodeNext(r);else if(si.delay>t&&e)si.hasIframeInBufferList()?(si.debug.log("worker",`delay is ${si.delay} > maxDelay ${t}, set dropping is true`),si.resetAllDelay(),si.dropping=!0,postMessage({cmd:$})):(i.shift(),si.doDecode(r),si.decodeNext(r));else for(;i.length;){if(r=i[0],!(si.getDelay(r.ts,r.type)>si._opt.videoBuffer)){si.delay<0&&si.debug.warn("worker",`loop() do not decode and delay is ${si.delay}, bufferList is ${i.length}`);break}i.shift(),si.doDecode(r)}}else-1!==si.delay&&si.debug.log("worker","loop() bufferList is empty and reset delay"),si.resetAllDelay()};si.stopId=setInterval((()=>{let e=(new Date).getTime();Ke||(Ke=e);const t=e-Ke;t>100&&si.debug.warn("worker",`loop demux diff time is ${t}`),r(),Ke=(new Date).getTime()}),20)}if(vr(si._opt.checkFirstIFrame)&&(Ge=!0),si.isPlayUseMSEAndDecoderInWorker()&&ni){const e=ni.getHandle();e&&postMessage({cmd:ee,mseHandle:e},[e])}},playbackCacheLoop:function(){si.stopId&&(clearInterval(si.stopId),si.stopId=null);const e=()=>{let e=null;i.length&&(e=i.shift(),si.doDecode(e))};e();const t=Math.ceil(1e3/(si.streamFps*si._opt.playbackRate));si.debug.log("worker",`playbackCacheLoop fragDuration is ${t}, streamFps is ${si.streamFps}, streamAudioFps is ${si.streamAudioFps} ,streamVideoFps is ${si.streamVideoFps} playbackRate is ${si._opt.playbackRate}`),si.stopId=setInterval(e,t)},close:function(){if(si.debug.log("worker","close"),si.isDestroyed=!0,Ur(),!o||1!==o.readyState&&2!==o.readyState?o&&si.debug.log("worker",`close() and socket.readyState is ${o.readyState}`):(Sr=!0,o.close(1e3,"Client disconnecting")),o=null,si.stopStreamRateAndStatsInterval(),si.stopId&&(clearInterval(si.stopId),si.stopId=null),si.mp3Demuxer&&(si.mp3Demuxer.destroy(),si.mp3Demuxer=null),si.writableStream&&vr(si.writableStream.locked)&&si.writableStream.close().catch((e=>{si.debug.log("worker","close() and writableStream.close() error",e)})),si.writableStream=null,ai)try{ai.clear&&ai.clear(),ai=null}catch(e){si.debug.warn("worker","close() and audioDecoder.clear error",e)}if(oi)try{oi.clear&&oi.clear(),oi=null}catch(e){si.debug.warn("worker","close() and videoDecoder.clear error",e)}d=null,Ke=null,Ye=!1,s&&(s.reset&&s.reset(),s=null),ni&&(ni.destroy(),ni=null),si.firstTimestamp=null,si.startTimestamp=null,si.networkDelay=0,si.streamFps=null,si.streamAudioFps=null,si.streamVideoFps=null,si.delay=-1,si.pushLatestDelay=-1,si.preDelayTimestamp=null,si.dropping=!1,si.isPushDropping=!1,si.isPlayer=!0,si.isPlayback=!1,si.isWorkerFetch=!1,si._opt=Ar(),si.webglObj&&(si.webglObj.destroy(),si.offscreenCanvas.removeEventListener("webglcontextlost",si.onOffscreenCanvasWebglContextLost),si.offscreenCanvas.removeEventListener("webglcontextrestored",si.onOffscreenCanvasWebglContextRestored),si.offscreenCanvas=null,si.offscreenCanvasGL=null,si.offscreenCanvasCtx=null),i=[],n=[],u&&(u.buffer=null,u=null),b=null,A=null,ye=!1,ve=!1,Ge=!1,Ot=!1,Gt=!1,Ht=!1,Yt=null,Zt=null,ot=[],_t=0,gt=0,Je=null,Qe=null,At=null,Ut=null,nr=null,Bt=0,$t=0,pt=null,mt=null,si.fetchStatus=kt,Er=!0,Cr.destroy(),Gr.destroy(),Hr.destroy(),qr.destroy(),postMessage({cmd:j})},pushBuffer:function(e,t){if(t.type===ie&&jt(e)){if(si.debug.log("worker",`pushBuffer audio ts is ${t.ts}, isAacCodecPacket is true`),si._opt.isRecordTypeFlv){const t=new Uint8Array(e);postMessage({cmd:X,buffer:t},[t.buffer])}si.decodeAudio(e,t.ts)}else if(t.type===ne&&t.isIFrame&&gr(e)){if(si.debug.log("worker",`pushBuffer video ts is ${t.ts}, isVideoSequenceHeader is true`),si._opt.isRecordTypeFlv){const t=new Uint8Array(e);postMessage({cmd:J,buffer:t},[t.buffer])}si.decodeVideo(e,t.ts,t.isIFrame,t.cts)}else{if(si._opt.isRecording)if(si._opt.isRecordTypeFlv){const r=new Uint8Array(e);postMessage({cmd:Z,type:t.type,buffer:r,ts:t.ts},[r.buffer])}else if(si._opt.recordType===y)if(t.type===ne){const r=new Uint8Array(e).slice(5);postMessage({cmd:L,buffer:r,isIFrame:t.isIFrame,ts:t.ts,cts:t.cts},[r.buffer])}else if(t.type===ie&&si._opt.isWasmMp4){const r=new Uint8Array(e),i=qt(r)?r.slice(2):r.slice(1);postMessage({cmd:P,buffer:i,ts:t.ts},[i.buffer])}if(si.isPlayer&&Bt>0&&Ut>0&&t.type===ne){const e=t.ts-Ut,r=Bt+Bt/2;e>r&&si.debug.log("worker",`pushBuffer video\n                    ts is ${t.ts}, preTimestamp is ${Ut},\n                    diff is ${e} and preTimestampDuration is ${Bt} and maxDiff is ${r}\n                    maybe trigger black screen or flower screen\n                    `)}if(si.isPlayer&&Ut>0&&t.type===ne&&t.ts<Ut&&Ut-t.ts>w&&(si.debug.warn("worker",`pushBuffer,\n                preTimestamp is ${Ut}, options.ts is ${t.ts},\n                diff is ${Ut-t.ts} more than 3600000,\n                and resetAllDelay`),si.resetAllDelay(),Ut=null,Bt=0),si.isPlayer&&Ut>0&&t.ts<=Ut&&t.type===ne&&(si.debug.warn("worker",`pushBuffer() and isIFrame is ${t.isIFrame} and,\n                options.ts is ${t.ts} less than (or equal) preTimestamp is ${Ut} and\n                payloadBufferSize is ${e.byteLength} and prevPayloadBufferSize is ${$t}`),si._opt.isDropSameTimestampGop&&vr(t.isIFrame)&&Ge)){const e=si.hasIframeInBufferList(),t=vr(si.isPushDropping);return si.debug.log("worker",`pushBuffer, isDropSameTimestampGop is true and\n                    hasIframe is ${e} and isNotPushDropping is ${t} and next dropBuffer`),void(e&&t?si.dropBuffer$2():(si.clearBuffer(!0),yr(si._opt.checkFirstIFrame)&&yr(r)&&(si.isPlayUseMSEAndDecoderInWorker()?ni.isDecodeFirstIIframe=!1:postMessage({cmd:Q}))))}if(si.isPlayer&&Ge){const e=si._opt.videoBuffer+si._opt.videoBufferDelay,r=si.getDelayNotUpdateDelay(t.ts,t.type);si.pushLatestDelay=r,r>e&&si.delay<e&&si.delay>0&&si.hasIframeInBufferList()&&!1===si.isPushDropping&&(si.debug.log("worker",`pushBuffer(), pushLatestDelay is ${r} more than ${e} and decoder.delay is ${si.delay} and has iIframe and next decoder.dropBuffer$2()`),si.dropBuffer$2())}if(si.isPlayer&&t.type===ne&&(Ut>0&&(Bt=t.ts-Ut),$t=e.byteLength,Ut=t.ts),t.type===ie?i.push({ts:t.ts,payload:e,decoder:{decode:si.decodeAudio},type:ie,isIFrame:!1}):t.type===ne&&i.push({ts:t.ts,cts:t.cts,payload:e,decoder:{decode:si.decodeVideo},type:ne,isIFrame:t.isIFrame}),si.isPlaybackCacheBeforeDecodeForFpsRender()&&(dr(si.streamVideoFps)||dr(si.streamAudioFps))){let e=si.streamVideoFps,t=si.streamAudioFps;if(dr(si.streamVideoFps)&&(e=pr(i,ne),e&&(si.streamVideoFps=e,postMessage({cmd:G,value:si.streamVideoFps}),si.streamFps=t?e+t:e,vr(si._opt.hasAudio)&&(si.debug.log("worker","playbackCacheBeforeDecodeForFpsRender, _opt.hasAudio is false and set streamAudioFps is 0"),si.streamAudioFps=0),si.playbackCacheLoop())),dr(si.streamAudioFps)&&(t=pr(i,ie),t&&(si.streamAudioFps=t,si.streamFps=e?e+t:t,si.playbackCacheLoop())),dr(si.streamVideoFps)&&dr(si.streamAudioFps)){const r=i.map((e=>({type:e.type,ts:e.ts})));si.debug.log("worker",`playbackCacheBeforeDecodeForFpsRender, calc streamAudioFps is ${t}, streamVideoFps is ${e}, bufferListLength  is ${i.length}, and ts list is ${JSON.stringify(r)}`)}const r=si.getAudioBufferLength()>0,n=r?60:40;i.length>=n&&(si.debug.warn("worker",`playbackCacheBeforeDecodeForFpsRender, bufferListLength  is ${i.length} more than ${n}, and hasAudio is ${r} an set streamFps is 25`),si.streamVideoFps=25,postMessage({cmd:G,value:si.streamVideoFps}),r?(si.streamAudioFps=25,si.streamFps=si.streamVideoFps+si.streamAudioFps):si.streamFps=si.streamVideoFps,si.playbackCacheLoop())}}},getVideoBufferLength(){let e=0;return i.forEach((t=>{t.type===ne&&(e+=1)})),e},hasIframeInBufferList:()=>i.some((e=>e.type===ne&&e.isIFrame)),isAllIframeInBufferList(){const e=si.getVideoBufferLength();let t=0;return i.forEach((e=>{e.type===ne&&e.isIFrame&&(t+=1)})),e===t},getNotDroppingDelayTs:()=>si._opt.videoBuffer+si._opt.videoBufferDelay/2,getAudioBufferLength(){let e=0;return i.forEach((t=>{t.type===ie&&(e+=1)})),e},getStreamBufferLength(){let e=0;return u&&u.buffer&&(e=u.buffer.byteLength),si._opt.isNakedFlow?Cr.lastBuf&&(e=Cr.lastBuf.byteLength):si._opt.isTs?qr._remainingPacketData&&(e=qr._remainingPacketData.byteLength):si._opt.isFmp4&&Gr.mp4Box&&(e=Gr.mp4Box.getAllocatedSampleDataSize()),e},fetchStream:function(e,t){si.debug.log("worker","fetchStream, url is "+e,"options:",JSON.stringify(t)),si.isWorkerFetch=!0,t.isFlv?si._opt.isFlv=!0:t.isFmp4?si._opt.isFmp4=!0:t.isMpeg4?si._opt.isMpeg4=!0:t.isNakedFlow?si._opt.isNakedFlow=!0:t.isTs&&(si._opt.isTs=!0),d=sr((e=>{postMessage({cmd:z,type:we,value:e})})),si.startStreamRateAndStatsInterval(),t.isFmp4&&(Gr.listenMp4Box(),si._opt.isFmp4Private&&Gr.initTransportDescarmber()),t.protocol===f?(u=new xr(si.demuxFlv()),fetch(e,{signal:a.signal}).then((e=>{if(yr(Sr))return si.debug.log("worker","request abort and run res.body.cancel()"),si.fetchStatus=kt,void e.body.cancel();if(!mr(e))return si.debug.warn("worker",`fetch response status is ${e.status} and ok is ${e.ok} and emit error and next abort()`),Ur(),void postMessage({cmd:z,type:Ce.fetchError,value:`fetch response status is ${e.status} and ok is ${e.ok}`});if(postMessage({cmd:z,type:Ue}),hr())si.writableStream=new WritableStream({write:e=>a&&a.signal&&a.signal.aborted?(si.debug.log("worker","writableStream write() and abortController.signal.aborted is true so return"),void(si.fetchStatus=Dt)):yr(Sr)?(si.debug.log("worker","writableStream write() and requestAbort is true so return"),void(si.fetchStatus=Dt)):void("string"!=typeof e?(si.fetchStatus=Pt,d(e.byteLength),t.isFlv?u.write(e):t.isFmp4?si.demuxFmp4(e):t.isMpeg4?si.demuxMpeg4(e):t.isTs&&si.demuxTs(e)):si.debug.warn("worker",`writableStream write() and value is "${e}" string so return`)),close:()=>{si.debug.log("worker","writableStream close()"),si.fetchStatus=Dt,u=null,Ur(),postMessage({cmd:z,type:be,value:p,msg:"fetch done"})},abort:e=>{if(a&&a.signal&&a.signal.aborted)return si.debug.log("worker","writableStream abort() and abortController.signal.aborted is true so return"),void(si.fetchStatus=Dt);u=null,e.name!==xt?(si.debug.log("worker",`writableStream abort() and e is ${e.toString()}`),Ur(),postMessage({cmd:z,type:Ce.fetchError,value:e.toString()})):si.debug.log("worker","writableStream abort() and e.name is AbortError so return")}}),e.body.pipeTo(si.writableStream);else{const r=e.body.getReader(),i=()=>{r.read().then((e=>{let{done:r,value:n}=e;return r?(si.debug.log("worker","fetchNext().then() and done is true"),si.fetchStatus=Dt,u=null,Ur(),void postMessage({cmd:z,type:be,value:p,msg:"fetch done"})):a&&a.signal&&a.signal.aborted?(si.debug.log("worker","fetchNext().then() and abortController.signal.aborted is true so return"),void(si.fetchStatus=Dt)):yr(Sr)?(si.debug.log("worker","fetchNext().then() and requestAbort is true so return"),void(si.fetchStatus=Dt)):void("string"!=typeof n?(si.fetchStatus=Pt,d(n.byteLength),t.isFlv?u.write(n):t.isFmp4?si.demuxFmp4(n):t.isMpeg4?si.demuxMpeg4(n):t.isTs&&si.demuxTs(n),i()):si.debug.warn("worker",`fetchNext().then() and value "${n}" is string so return`))})).catch((e=>{if(a&&a.signal&&a.signal.aborted)return si.debug.log("worker","fetchNext().catch() and abortController.signal.aborted is true so return"),void(si.fetchStatus=Dt);u=null,e.name!==xt?(si.debug.log("worker",`fetchNext().catch() and e is ${e.toString()}`),Ur(),postMessage({cmd:z,type:Ce.fetchError,value:e.toString()})):si.debug.log("worker","fetchNext().catch() and e.name is AbortError so return")}))};i()}})).catch((e=>{a&&a.signal&&a.signal.aborted?si.debug.log("worker","fetch().catch() and abortController.signal.aborted is true so return"):e.name!==xt?(si.debug.log("worker",`fetch().catch() and e is ${e.toString()}`),Ur(),postMessage({cmd:z,type:Ce.fetchError,value:e.toString()}),u=null):si.debug.log("worker","fetch().catch() and e.name is AbortError so return")}))):t.protocol===h&&(t.isFlv&&(u=new xr(si.demuxFlv())),o=new WebSocket(e),o.binaryType="arraybuffer",o.onopen=()=>{si.debug.log("worker","fetchStream, WebsocketStream  socket open"),postMessage({cmd:z,type:Ue}),postMessage({cmd:z,type:Be})},o.onclose=e=>{v?si.debug.log("worker","fetchStream, WebsocketStream socket close and isSocketError is true , so return"):(si.debug.log("worker",`fetchStream, WebsocketStream socket close and code is ${e.code}`),1006===e.code&&si.debug.error("worker",`fetchStream, WebsocketStream socket close abnormally and code is ${e.code}`),yr(Sr)?si.debug.log("worker","fetchStream, WebsocketStream socket close and requestAbort is true so return"):(u=null,postMessage({cmd:z,type:be,value:m,msg:e.code})))},o.onerror=e=>{si.debug.error("worker","fetchStream, WebsocketStream socket error",e),v=!0,u=null,postMessage({cmd:z,type:Ce.websocketError,value:e.isTrusted?"websocket user aborted":"websocket error"})},o.onmessage=e=>{"string"!=typeof e.data?(d(e.data.byteLength),t.isFlv?u.write(e.data):t.isFmp4?si.demuxFmp4(e.data):t.isMpeg4?si.demuxMpeg4(e.data):si._opt.isNakedFlow?si.demuxNakedFlow(e.data):si.demuxM7s(e.data)):si.debug.warn("worker",`socket on message is string "${e.data}" and return`)})},demuxFlv:function*(){yield 9;const e=new ArrayBuffer(4),t=new Uint8Array(e),r=new Uint32Array(e);for(;;){t[3]=0;const e=yield 15,i=e[4];t[0]=e[7],t[1]=e[6],t[2]=e[5];const n=r[0];t[0]=e[10],t[1]=e[9],t[2]=e[8],t[3]=e[11];let s=r[0];const a=(yield n).slice();switch(i){case se:if(a.byteLength>0){let e=a;yr(si._opt.m7sCryptoAudio)&&(e=si.cryptoPayloadAudio(a)),si.decode(e,{type:ie,ts:s})}else si.debug.warn("worker",`demuxFlv() type is audio and payload.byteLength is ${a.byteLength} and return`);break;case ae:if(a.byteLength>=6){const e=a[0];if(si._isEnhancedH265Header(e))si._decodeEnhancedH265Video(a,s);else{const e=15&a[0];let t=a[0]>>4===Ct;const i=e===De;if(vr(t)&&yr(wr(a,i))&&(si.debug.log("worker","demux() isIFrame is false and unit type is IDR and update to true"),t=!0),t&&gr(a)&&null===Yt){const e=15&a[0];Yt=e===De,Zt=tr(a,Yt),si.debug.log("worker",`demuxFlv() isVideoSequenceHeader is true and isHevc is ${Yt} and nalUnitSize is ${Zt}`)}t&&si.calcIframeIntervalTimestamp(s),si.isPlayer&&si.calcNetworkDelay(s),r[0]=a[4],r[1]=a[3],r[2]=a[2],r[3]=0;let n=r[0],o=si.cryptoPayload(a,t);si.decode(o,{type:ne,ts:s,isIFrame:t,cts:n})}}else si.debug.warn("worker",`demuxFlv() type is video and payload.byteLength is ${a.byteLength} and return`);break;case oe:postMessage({cmd:K,buffer:a},[a.buffer]);break;default:si.debug.log("worker",`demuxFlv() type is ${i}`)}}},decode:function(e,t){t.type===ie?si._opt.hasAudio&&(postMessage({cmd:z,type:Se,value:e.byteLength}),si.isPlayer?si.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts}):si.isPlayback&&(si.isPlaybackOnlyDecodeIFrame()||(si.isPlaybackCacheBeforeDecodeForFpsRender(),si.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts})))):t.type===ne&&si._opt.hasVideo&&(postMessage({cmd:z,type:Ee,value:e.byteLength}),postMessage({cmd:z,type:Ae,value:t.ts}),si.isPlayer?si.pushBuffer(e,{type:t.type,ts:t.ts,isIFrame:t.isIFrame,cts:t.cts}):si.isPlayback&&(si.isPlaybackOnlyDecodeIFrame()?t.isIFrame&&si.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts,isIFrame:t.isIFrame}):(si.isPlaybackCacheBeforeDecodeForFpsRender(),si.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts,isIFrame:t.isIFrame}))))},cryptoPayload:function(e,t){let r=e;return si._opt.isM7sCrypto?si._opt.cryptoIV&&si._opt.cryptoIV.byteLength>0&&si._opt.cryptoKey&&si._opt.cryptoKey.byteLength>0?r=zi(e,si._opt.cryptoKey,si._opt.cryptoIV,Yt):si.debug.error("worker",`isM7sCrypto cryptoKey.length is ${si._opt.cryptoKey&&si._opt.cryptoKey.byteLength} or cryptoIV.length is ${si._opt.cryptoIV&&si._opt.cryptoIV.byteLength} null`):si._opt.isSm4Crypto?si._opt.sm4CryptoKey&&t?r=an(e,si._opt.sm4CryptoKey):si._opt.sm4CryptoKey||si.debug.error("worker","isSm4Crypto opt.sm4CryptoKey is null"):si._opt.isXorCrypto&&(si._opt.cryptoIV&&si._opt.cryptoIV.byteLength>0&&si._opt.cryptoKey&&si._opt.cryptoKey.byteLength>0?r=cn(e,si._opt.cryptoKey,si._opt.cryptoIV,Yt):si.debug.error("worker",`isXorCrypto cryptoKey.length is ${si._opt.cryptoKey&&si._opt.cryptoKey.byteLength} or cryptoIV.length is ${si._opt.cryptoIV&&si._opt.cryptoIV.byteLength} null`)),r},cryptoPayloadAudio:function(e){let t=e;return si._opt.isM7sCrypto&&(si._opt.cryptoIV&&si._opt.cryptoIV.byteLength>0&&si._opt.cryptoKey&&si._opt.cryptoKey.byteLength>0?e[0]>>4===Re&&(t=Ni(e,si._opt.cryptoKey,si._opt.cryptoIV)):si.debug.error("worker",`isM7sCrypto cryptoKey.length is ${si._opt.cryptoKey&&si._opt.cryptoKey.byteLength} or cryptoIV.length is ${si._opt.cryptoIV&&si._opt.cryptoIV.byteLength} null`)),t},setCodecAudio:function(e,t){const r=e[0]>>4,i=e[0]>>1&1;if(nr=r===Re?i?16:8:0===i?8:16,ai&&ai.setCodec)if(jt(e)||r===Me||r===ze||r===Ne){si.debug.log("worker",`setCodecAudio: init audio codec, codeId is ${r}`);const i=r===Re?e.slice(2):new Uint8Array(0);ai.setCodec(r,si._opt.sampleRate,i),r===Re&&postMessage({cmd:D,buffer:i},[i.buffer]),ve=!0,r!==Re&&(r===Ne?(si.mp3Demuxer||(si.mp3Demuxer=new dn(si),si.mp3Demuxer.on("data",((e,t)=>{ai.decode(e,t)}))),si.mp3Demuxer.dispatch(e.slice(1),t)):ai.decode(e.slice(1),t));{const e=Number("1")||1;setTimeout((()=>{si.debug.error("worker","Jb pro 体验结束,请刷新页面再次体验(wasm内部会暂停解码)，如需要购买商业授权，可以联系微信：bosswancheng"),si.close(),postMessage({cmd:O})}),60*e*60*1e3)}}else si.debug.warn("worker","setCodecAudio: hasInitAudioCodec is false, codecId is ",r);else si.debug.error("worker","setCodecAudio: audioDecoder or audioDecoder.setCodec is null")},decodeAudio:function(e,t){if(si.isDestroyed)si.debug.log("worker","decodeAudio, decoder is destroyed and return");else if(si.isPlayUseMSEAndDecoderInWorkerAndMseDecodeAudio())ni.decodeAudio(e,t);else if(yr(r)&&yr(si._opt.mseDecodeAudio))postMessage({cmd:M,payload:e,ts:t,cts:t},[e.buffer]);else{const r=e[0]>>4;if(ve){if(jt(e))return void si.debug.log("worker","decodeAudio and has already initialized and payload is aac codec packet so drop this frame");r===Ne?si.mp3Demuxer.dispatch(e.slice(1),t):ai.decode(r===Re?e.slice(2):e.slice(1),t)}else si.setCodecAudio(e,t)}},setCodecVideo:function(e){const t=15&e[0];if(oi&&oi.setCodec)if(gr(e))if(t===Pe||t===De){si.debug.log("worker",`setCodecVideo: init video codec , codecId is ${t}`);const r=e.slice(5);if(t===Pe&&si._opt.useSIMD){const e=kr(r);if(e.codecWidth>S||e.codecHeight>S)return postMessage({cmd:W}),void si.debug.warn("worker",`setCodecVideo: SIMD H264 decode video width is too large, width is ${e.codecWidth}, height is ${e.codecHeight}`)}const i=new Uint8Array(e);ye=!0,oi.setCodec(t,r),postMessage({cmd:I,code:t}),postMessage({cmd:F,buffer:i,codecId:t},[i.buffer])}else si.debug.warn("worker",`setCodecVideo: hasInitVideoCodec is false, codecId is ${t} is not H264 or H265`);else si.debug.warn("worker",`decodeVideo: hasInitVideoCodec is false, codecId is ${t} and frameType is ${e[0]>>4} and packetType is ${e[1]}`);else si.debug.error("worker","setCodecVideo: videoDecoder or videoDecoder.setCodec is null")},decodeVideo:function(e,t,i){let n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0;if(si.isDestroyed)si.debug.log("worker","decodeVideo, decoder is destroyed and return");else if(si.isPlayUseMSEAndDecoderInWorker())ni.decodeVideo(e,t,i,n);else if(yr(r))postMessage({cmd:R,payload:e,isIFrame:i,ts:t,cts:n,delay:si.delay},[e.buffer]);else if(ye)if(!Ge&&i&&(Ge=!0),Ge){if(i&&gr(e)){const t=15&e[0];let r={};t===Pe?r=kr(e.slice(5)):t===De&&(r=Wr(e)),r.codecWidth&&r.codecHeight&&b&&A&&(r.codecWidth!==b||r.codecHeight!==A)&&(si.debug.warn("worker",`\n                            decodeVideo: video width or height is changed,\n                            old width is ${b}, old height is ${A},\n                            new width is ${r.codecWidth}, new height is ${r.codecHeight},\n                            and emit change event`),Gt=!0,postMessage({cmd:H}))}if(Gt)return void si.debug.warn("worker","decodeVideo: video width or height is changed, and return");if(Ht)return void si.debug.warn("worker","decodeVideo: simd decode error, and return");if(gr(e))return void si.debug.warn("worker","decodeVideo and payload is video sequence header so drop this frame");if(e.byteLength<E)return void si.debug.warn("worker",`decodeVideo and payload is too small , payload length is ${e.byteLength}`);const r=e.slice(5);oi.decode(r,i?1:0,t)}else si.debug.log("worker","decodeVideo first frame is not iFrame");else si.setCodecVideo(e)},clearBuffer:function(){let e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];si.debug.log("worker",`clearBuffer,bufferList length is ${i.length}, need clear is ${e}`),e&&(i=[]),si.isPlayer&&(si.resetAllDelay(),yr(si._opt.checkFirstIFrame)&&(si.dropping=!0,postMessage({cmd:$}))),yr(si._opt.checkFirstIFrame)&&vr(r)&&(Ge=!1)},dropBuffer$2:function(){if(i.length>0){let e=i.findIndex((e=>yr(e.isIFrame)&&e.type===ne));if(si.isAllIframeInBufferList())for(let t=0;t<i.length;t++){const r=i[t],n=si.getDelayNotUpdateDelay(r.ts,r.type);if(n>=si.getNotDroppingDelayTs()){si.debug.log("worker",`dropBuffer$2() isAllIframeInBufferList() is true, and index is ${t} and tempDelay is ${n} and notDroppingDelayTs is ${si.getNotDroppingDelayTs()}`),e=t;break}}if(e>=0){si.isPushDropping=!0,postMessage({cmd:$});const t=i.length;i=i.slice(e);const r=i.shift();si.resetAllDelay(),si.getDelay(r.ts,r.type),si.doDecode(r),si.isPushDropping=!1,si.debug.log("worker",`dropBuffer$2() iFrameIndex is ${e},and old bufferList length is ${t} ,new bufferList is ${i.length} and new delay is ${si.delay} `)}else si.isPushDropping=!1}0===i.length&&(si.isPushDropping=!1)},demuxM7s:function(e){const t=new DataView(e),r=t.getUint32(1,!1),i=t.getUint8(0),n=new ArrayBuffer(4),s=new Uint32Array(n);switch(i){case ie:si.decode(new Uint8Array(e,5),{type:ie,ts:r});break;case ne:if(t.byteLength>=11){const i=new Uint8Array(e,5),n=i[0];if(si._isEnhancedH265Header(n))si._decodeEnhancedH265Video(i,r);else{const e=t.getUint8(5)>>4==1;if(e&&(si.calcIframeIntervalTimestamp(r),gr(i)&&null===Yt)){const e=15&i[0];Yt=e===De}si.isPlayer&&si.calcNetworkDelay(r),s[0]=i[4],s[1]=i[3],s[2]=i[2],s[3]=0;let n=s[0],a=si.cryptoPayload(i,e);si.decode(a,{type:ne,ts:r,isIFrame:e,cts:n})}}else si.debug.warn("worker",`demuxM7s() type is video and arrayBuffer length is ${e.byteLength} and return`)}},demuxNakedFlow:function(e){Cr.dispatch(e)},demuxFmp4:function(e){Gr.dispatch(e)},demuxMpeg4:function(e){Hr.dispatch(e)},demuxTs:function(e){qr.dispatch(e)},_decodeEnhancedH265Video:function(e,t){const r=e[0],i=48&r,n=15&r,s=e.slice(1,5),a=new ArrayBuffer(4),o=new Uint32Array(a),d="a"==String.fromCharCode(s[0]);if(Yt=vr(d),n===Rt){if(i===Nt){const r=e.slice(5);if(d);else{const i=new Uint8Array(5+r.length);i.set([28,0,0,0,0],0),i.set(r,5),Zt=tr(e,Yt),si.debug.log("worker",`demuxFlv() isVideoSequenceHeader(enhancedH265) is true and isHevc is ${Yt} and nalUnitSize is ${Zt}`),si.decode(i,{type:ne,ts:t,isIFrame:!0,cts:0})}}}else if(n===Mt){let r=e,n=0;const s=i===Nt;s&&si.calcIframeIntervalTimestamp(t),d||(o[0]=e[4],o[1]=e[3],o[2]=e[2],o[3]=0,n=o[0],r=Xr(e.slice(8),s),r=si.cryptoPayload(r,s),si.decode(r,{type:ne,ts:t,isIFrame:s,cts:n}))}else if(n===zt){const r=i===Nt;r&&si.calcIframeIntervalTimestamp(t);let n=Xr(e.slice(5),r);n=si.cryptoPayload(n,r),si.decode(n,{type:ne,ts:t,isIFrame:r,cts:0})}},_isEnhancedH265Header:function(e){return(e&Lt)===Lt},findSei:function(e,t){let r=4;lr(Zt)&&(r=Zt),Qt(e.slice(5),r).forEach((e=>{const r=Yt?e[0]>>>1&63:31&e[0];(Yt&&(r===lt||r===dt)||vr(Yt)&&r===We)&&postMessage({cmd:Y,buffer:e,ts:t},[e.buffer])}))},calcNetworkDelay:function(e){if(!(Ge&&e>0))return;null===Je?(Je=e,Qe=rr()):e<Je&&(si.debug.warn("worker",`calcNetworkDelay, dts is ${e} less than bufferStartDts is ${Je}`),Je=e,Qe=rr());const t=e-Je,r=rr()-Qe,i=r>t?r-t:0;si.networkDelay=i,i>si._opt.networkDelay&&si._opt.playType===_&&(si.debug.warn("worker",`calcNetworkDelay now dts:${e}, start dts is ${Je} vs start is ${t},local diff is ${r} ,delay is ${i}`),postMessage({cmd:z,type:Te,value:i}))},calcIframeIntervalTimestamp:function(e){null===At?At=e:At<e&&(mt=e-At,postMessage({cmd:N,value:mt}),At=e)},canVisibilityDecodeNotDrop:function(){return si._opt.visibility&&b*A<=2073600},isPlaybackCacheBeforeDecodeForFpsRender:function(){return si.isPlayback&&si._opt.playbackIsCacheBeforeDecodeForFpsRender},isPlaybackOnlyDecodeIFrame:function(){return si._opt.playbackRate>=si._opt.playbackForwardMaxRateDecodeIFrame},isPlayUseMSE:function(){return si.isPlayer&&si._opt.useMSE&&yr(r)},isPlayUseMSEAndDecoderInWorker:function(){return si.isPlayUseMSE()&&si._opt.mseDecoderUseWorker},isPlayUseMSEAndDecoderInWorkerAndMseDecodeAudio:function(){return si.isPlayUseMSEAndDecoderInWorker()&&si._opt.mseDecodeAudio},playbackUpdatePlaybackRate:function(){si.clearBuffer(!0)},onOffscreenCanvasWebglContextLost:function(e){si.debug.error("worker","handleOffscreenCanvasWebglContextLost and next try to create webgl"),e.preventDefault(),Ot=!0,si.webglObj.destroy(),si.webglObj=null,si.offscreenCanvasGL=null,setTimeout((()=>{si.offscreenCanvasGL=si.offscreenCanvas.getContext("webgl"),si.offscreenCanvasGL&&si.offscreenCanvasGL.getContextAttributes().stencil?(si.webglObj=c(si.offscreenCanvasGL,si._opt.openWebglAlignment),Ot=!1):si.debug.error("worker","handleOffscreenCanvasWebglContextLost, stencil is false")}),500)},onOffscreenCanvasWebglContextRestored:function(e){si.debug.log("worker","handleOffscreenCanvasWebglContextRestored"),e.preventDefault()},videoInfo:function(e,t,r){postMessage({cmd:I,code:e}),postMessage({cmd:x,w:t,h:r}),b=t,A=r,si.useOffscreen()&&(si.offscreenCanvas=new 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postMessage({cmd:T,output:s,delay:si.delay,ts:r},[s.buffer])},pcmData:function(e,r,i){if(si.isDestroyed)return void si.debug.log("worker","pcmData, decoder is destroyed and return");let s=r,a=[],o=0,d=si._opt.audioBufferSize;for(let r=0;r<2;r++){let i=t.HEAPU32[(e>>2)+r]>>2;a[r]=t.HEAPF32.subarray(i,i+s)}if(_t){if(!(s>=(r=d-_t)))return _t+=s,n[0]=Float32Array.of(...n[0],...a[0]),void(2==gt&&(n[1]=Float32Array.of(...n[1],...a[1])));ot[0]=Float32Array.of(...n[0],...a[0].subarray(0,r)),2==gt&&(ot[1]=Float32Array.of(...n[1],...a[1].subarray(0,r))),postMessage({cmd:B,buffer:ot,ts:i},ot.map((e=>e.buffer))),o=r,s-=r}for(_t=s;_t>=d;_t-=d)ot[0]=a[0].slice(o,o+=d),2==gt&&(ot[1]=a[1].slice(o-d,o)),postMessage({cmd:B,buffer:ot,ts:i},ot.map((e=>e.buffer)));_t&&(n[0]=a[0].slice(o),2==gt&&(n[1]=a[1].slice(o))),a=[]},errorInfo:function(e){null===pt&&(pt=rr());const t=rr(),r=ir(mt>0?2*mt:5e3,1e3,5e3),i=t-pt;i>r&&(si.debug.warn("worker",`errorInfo() emit simdDecodeError and\n                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me:si.fetchStream(t.url,JSON.parse(t.opt));break;case he:si.debug.log("worker","close",JSON.stringify(t.options)),t.options&&vr(t.options.isVideoInited)&&(Er=t.options.isVideoInited),si.close();break;case fe:si.debug.log("worker","updateConfig",t.key,t.value),si._opt[t.key]=t.value,"playbackRate"===t.key&&(si.playbackUpdatePlaybackRate(),si.isPlaybackCacheBeforeDecodeForFpsRender()&&si.playbackCacheLoop());break;case _e:si.sendWebsocketMessage(t.message);break;case ge:ni.$video.currentTime=Number(t.message)}}}(e[1],t)}))}));