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0:(i.errored=!0,a(e));++o>=n.length&&a(null)}n.forEach(e=>{if(!e.type.syncfs)return i(null);e.type.syncfs(e,t,i)})},mount:(e,t,r)=>{var n,o="/"===r,a=!r;if(o&&k.root)throw new k.ErrnoError(10);if(!o&&!a){a=k.lookupPath(r,{follow_mount:!1});if(r=a.path,n=a.node,k.isMountpoint(n))throw new k.ErrnoError(10);if(!k.isDir(n.mode))throw new k.ErrnoError(54)}a={type:e,opts:t,mountpoint:r,mounts:[]},t=e.mount(a);return(t.mount=a).root=t,o?k.root=t:n&&(n.mounted=a,n.mount)&&n.mount.mounts.push(a),t},unmount:e=>{e=k.lookupPath(e,{follow_mount:!1});if(!k.isMountpoint(e.node))throw new k.ErrnoError(28);var e=e.node,t=e.mounted,n=k.getMounts(t),t=(Object.keys(k.nameTable).forEach(e=>{for(var t=k.nameTable[e];t;){var r=t.name_next;n.includes(t.mount)&&k.destroyNode(t),t=r}}),e.mounted=null,e.mount.mounts.indexOf(t));e.mount.mounts.splice(t,1)},lookup:(e,t)=>e.node_ops.lookup(e,t),mknod:(e,t,r)=>{var n=k.lookupPath(e,{parent:!0}).node,e=v.basename(e);if(!e||"."===e||".."===e)throw new k.ErrnoError(28);var o=k.mayCreate(n,e);if(o)throw new k.ErrnoError(o);if(n.node_ops.mknod)return n.node_ops.mknod(n,e,t,r);throw new k.ErrnoError(63)},create:(e,t)=>k.mknod(e,t=(t=void 0!==t?t:438)&4095|32768,0),mkdir:(e,t)=>k.mknod(e,t=(t=void 0!==t?t:511)&1023|16384,0),mkdirTree:(e,t)=>{for(var r=e.split("/"),n="",o=0;o<r.length;++o)if(r[o]){n+="/"+r[o];try{k.mkdir(n,t)}catch(e){if(20!=e.errno)throw e}}},mkdev:(e,t,r)=>(void 0===r&&(r=t,t=438),k.mknod(e,t|=8192,r)),symlink:(e,t)=>{if(!b.resolve(e))throw new k.ErrnoError(44);var r=k.lookupPath(t,{parent:!0}).node;if(!r)throw new k.ErrnoError(44);var t=v.basename(t),n=k.mayCreate(r,t);if(n)throw new k.ErrnoError(n);if(r.node_ops.symlink)return r.node_ops.symlink(r,t,e);throw new k.ErrnoError(63)},rename:(e,t)=>{var r=v.dirname(e),n=v.dirname(t),o=v.basename(e),a=v.basename(t),i=k.lookupPath(e,{parent:!0}).node,s=k.lookupPath(t,{parent:!0}).node;if(!i||!s)throw new k.ErrnoError(44);if(i.mount!==s.mount)throw new k.ErrnoError(75);var l,u=k.lookupNode(i,o);if("."!==b.relative(e,n).charAt(0))throw new k.ErrnoError(28);if("."!==b.relative(t,r).charAt(0))throw new k.ErrnoError(55);try{l=k.lookupNode(s,a)}catch(e){}if(u!==l){n=k.isDir(u.mode),t=k.mayDelete(i,o,n);if(t)throw new k.ErrnoError(t);if(t=l?k.mayDelete(s,a,n):k.mayCreate(s,a))throw new k.ErrnoError(t);if(!i.node_ops.rename)throw new k.ErrnoError(63);if(k.isMountpoint(u)||l&&k.isMountpoint(l))throw new k.ErrnoError(10);if(s!==i&&(t=k.nodePermissions(i,"w")))throw new k.ErrnoError(t);k.hashRemoveNode(u);try{i.node_ops.rename(u,s,a)}catch(e){throw e}finally{k.hashAddNode(u)}}},rmdir:e=>{var t=k.lookupPath(e,{parent:!0}).node,e=v.basename(e),r=k.lookupNode(t,e),n=k.mayDelete(t,e,!0);if(n)throw new k.ErrnoError(n);if(!t.node_ops.rmdir)throw new k.ErrnoError(63);if(k.isMountpoint(r))throw new k.ErrnoError(10);t.node_ops.rmdir(t,e),k.destroyNode(r)},readdir:e=>{e=k.lookupPath(e,{follow:!0}).node;if(e.node_ops.readdir)return e.node_ops.readdir(e);throw new k.ErrnoError(54)},unlink:e=>{var t=k.lookupPath(e,{parent:!0}).node;if(!t)throw new k.ErrnoError(44);var e=v.basename(e),r=k.lookupNode(t,e),n=k.mayDelete(t,e,!1);if(n)throw new k.ErrnoError(n);if(!t.node_ops.unlink)throw new k.ErrnoError(63);if(k.isMountpoint(r))throw new k.ErrnoError(10);t.node_ops.unlink(t,e),k.destroyNode(r)},readlink:e=>{e=k.lookupPath(e).node;if(!e)throw new k.ErrnoError(44);if(e.node_ops.readlink)return b.resolve(k.getPath(e.parent),e.node_ops.readlink(e));throw new k.ErrnoError(28)},stat:(e,t)=>{e=k.lookupPath(e,{follow:!t}).node;if(!e)throw new k.ErrnoError(44);if(e.node_ops.getattr)return e.node_ops.getattr(e);throw new k.ErrnoError(63)},lstat:e=>k.stat(e,!0),chmod:(e,t,r)=>{r="string"==typeof e?k.lookupPath(e,{follow:!r}).node:e;if(!r.node_ops.setattr)throw new k.ErrnoError(63);r.node_ops.setattr(r,{mode:4095&t|-4096&r.mode,timestamp:Date.now()})},lchmod:(e,t)=>{k.chmod(e,t,!0)},fchmod:(e,t)=>{e=k.getStream(e);if(!e)throw new k.ErrnoError(8);k.chmod(e.node,t)},chown:(e,t,r,n)=>{n="string"==typeof e?k.lookupPath(e,{follow:!n}).node:e;if(!n.node_ops.setattr)throw new k.ErrnoError(63);n.node_ops.setattr(n,{timestamp:Date.now()})},lchown:(e,t,r)=>{k.chown(e,t,r,!0)},fchown:(e,t,r)=>{e=k.getStream(e);if(!e)throw new k.ErrnoError(8);k.chown(e.node,t,r)},truncate:(e,t)=>{if(t<0)throw new k.ErrnoError(28);e="string"==typeof e?k.lookupPath(e,{follow:!0}).node:e;if(!e.node_ops.setattr)throw new k.ErrnoError(63);if(k.isDir(e.mode))throw new k.ErrnoError(31);if(!k.isFile(e.mode))throw new k.ErrnoError(28);var r=k.nodePermissions(e,"w");if(r)throw new k.ErrnoError(r);e.node_ops.setattr(e,{size:t,timestamp:Date.now()})},ftruncate:(e,t)=>{e=k.getStream(e);if(!e)throw new k.ErrnoError(8);if(0==(2097155&e.flags))throw new k.ErrnoError(28);k.truncate(e.node,t)},utime:(e,t,r)=>{e=k.lookupPath(e,{follow:!0}).node;e.node_ops.setattr(e,{timestamp:Math.max(t,r)})},open:(e,t,r)=>{if(""===e)throw new k.ErrnoError(44);var n;if(r=void 0===r?438:r,r=64&(t="string"==typeof t?k.modeStringToFlags(t):t)?4095&r|32768:0,"object"==typeof e)n=e;else{e=v.normalize(e);try{n=k.lookupPath(e,{follow:!(131072&t)}).node}catch(e){}}var o=!1;if(64&t)if(n){if(128&t)throw new k.ErrnoError(20)}else n=k.mknod(e,r,0),o=!0;if(!n)throw new k.ErrnoError(44);if(k.isChrdev(n.mode)&&(t&=-513),65536&t&&!k.isDir(n.mode))throw new k.ErrnoError(54);if(!o){r=k.mayOpen(n,t);if(r)throw new k.ErrnoError(r)}512&t&&!o&&k.truncate(n,0),t&=-131713;r=k.createStream({node:n,path:k.getPath(n),flags:t,seekable:!0,position:0,stream_ops:n.stream_ops,ungotten:[],error:!1});return r.stream_ops.open&&r.stream_ops.open(r),!g.logReadFiles||1&t||(k.readFiles||(k.readFiles={}),e in k.readFiles)||(k.readFiles[e]=1),r},close:e=>{if(k.isClosed(e))throw new k.ErrnoError(8);e.getdents&&(e.getdents=null);try{e.stream_ops.close&&e.stream_ops.close(e)}catch(e){throw e}finally{k.closeStream(e.fd)}e.fd=null},isClosed:e=>null===e.fd,llseek:(e,t,r)=>{if(k.isClosed(e))throw new k.ErrnoError(8);if(!e.seekable||!e.stream_ops.llseek)throw new k.ErrnoError(70);if(0!=r&&1!=r&&2!=r)throw new k.ErrnoError(28);return e.position=e.stream_ops.llseek(e,t,r),e.ungotten=[],e.position},read:(e,t,r,n,o)=>{if(n<0||o<0)throw new k.ErrnoError(28);if(k.isClosed(e))throw new k.ErrnoError(8);if(1==(2097155&e.flags))throw new k.ErrnoError(8);if(k.isDir(e.node.mode))throw new k.ErrnoError(31);if(!e.stream_ops.read)throw new k.ErrnoError(28);var a=void 0!==o;if(a){if(!e.seekable)throw new k.ErrnoError(70)}else o=e.position;t=e.stream_ops.read(e,t,r,n,o);return a||(e.position+=t),t},write:(e,t,r,n,o,a)=>{if(n<0||o<0)throw new k.ErrnoError(28);if(k.isClosed(e))throw new k.ErrnoError(8);if(0==(2097155&e.flags))throw new k.ErrnoError(8);if(k.isDir(e.node.mode))throw new k.ErrnoError(31);if(!e.stream_ops.write)throw new k.ErrnoError(28);e.seekable&&1024&e.flags&&k.llseek(e,0,2);var i=void 0!==o;if(i){if(!e.seekable)throw new k.ErrnoError(70)}else o=e.position;t=e.stream_ops.write(e,t,r,n,o,a);return i||(e.position+=t),t},allocate:(e,t,r)=>{if(k.isClosed(e))throw new k.ErrnoError(8);if(t<0||r<=0)throw new k.ErrnoError(28);if(0==(2097155&e.flags))throw new k.ErrnoError(8);if(!k.isFile(e.node.mode)&&!k.isDir(e.node.mode))throw new k.ErrnoError(43);if(!e.stream_ops.allocate)throw new k.ErrnoError(138);e.stream_ops.allocate(e,t,r)},mmap:(e,t,r,n,o)=>{if(0!=(2&n)&&0==(2&o)&&2!=(2097155&e.flags))throw new k.ErrnoError(2);if(1==(2097155&e.flags))throw new k.ErrnoError(2);if(e.stream_ops.mmap)return e.stream_ops.mmap(e,t,r,n,o);throw new k.ErrnoError(43)},msync:(e,t,r,n,o)=>e&&e.stream_ops.msync?e.stream_ops.msync(e,t,r,n,o):0,munmap:e=>0,ioctl:(e,t,r)=>{if(e.stream_ops.ioctl)return e.stream_ops.ioctl(e,t,r);throw new k.ErrnoError(59)},readFile:function(e){var t=1<arguments.length&&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,n=k.open(e,t.flags),e=k.stat(e).size,o=new Uint8Array(e);return k.read(n,o,0,e,0),"utf8"===t.encoding?r=i(o,0):"binary"===t.encoding&&(r=o),k.close(n),r},writeFile:function(e,t){var r=2<arguments.length&&void 0!==arguments[2]?arguments[2]:{},e=(r.flags=r.flags||577,k.open(e,r.flags,r.mode));if("string"==typeof t){var n=new Uint8Array(re(t)+1),o=te(t,n,0,n.length);k.write(e,n,0,o,void 0,r.canOwn)}else{if(!ArrayBuffer.isView(t))throw new Error("Unsupported data type");k.write(e,t,0,t.byteLength,void 0,r.canOwn)}k.close(e)},cwd:()=>k.currentPath,chdir:e=>{e=k.lookupPath(e,{follow:!0});if(null===e.node)throw new k.ErrnoError(44);if(!k.isDir(e.node.mode))throw new k.ErrnoError(54);var t=k.nodePermissions(e.node,"x");if(t)throw new 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e=0;e<r;e++)2<=e&&3===t[e]&&0===t[e-1]&&0===t[e-2]||(n[o]=t[e],o++);return new Uint8Array(n.buffer,0,o)}static parseSPS(e){let t=K._ebsp2rbsp(e),r=new X(t);r.readByte();var e=r.readByte(),n=(r.readByte(),r.readByte());r.readUEG();let o=K.getProfileString(e),a=K.getLevelString(n),i=1,s=420,l=8;if((100===e||110===e||122===e||244===e||44===e||83===e||86===e||118===e||128===e||138===e||144===e)&&(3===(i=r.readUEG())&&r.readBits(1),i<=3&&(s=[0,420,422,444][i]),l=r.readUEG()+8,r.readUEG(),r.readBits(1),r.readBool())){var u=3!==i?8:12;for(let e=0;e<u;e++)r.readBool()&&(e<6?K._skipScalingList(r,16):K._skipScalingList(r,64))}r.readUEG();n=r.readUEG();if(0===n)r.readUEG();else if(1===n){r.readBits(1),r.readSEG(),r.readSEG();var d=r.readUEG();for(let e=0;e<d;e++)r.readSEG()}var e=r.readUEG(),n=(r.readBits(1),r.readUEG()),c=r.readUEG(),f=r.readBits(1);0===f&&r.readBits(1),r.readBits(1);let p=0,h=0,m=0,g=0,y=(r.readBool()&&(p=r.readUEG(),h=r.readUEG(),m=r.readUEG(),g=r.readUEG()),1),_=1,w=0,v=!0,b=0,E=0,k=(r.readBool()&&(r.readBool()&&(0<(A=r.readByte())&&A<16?(y=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2][A-1],_=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1][A-1]):255===A&&(y=r.readByte()<<8|r.readByte(),_=r.readByte()<<8|r.readByte())),r.readBool()&&r.readBool(),r.readBool()&&(r.readBits(4),r.readBool())&&r.readBits(24),r.readBool()&&(r.readUEG(),r.readUEG()),r.readBool())&&(A=r.readBits(32),D=r.readBits(32),v=r.readBool(),b=D,E=2*A,w=b/E),1),T=(1===y&&1===_||(k=y/_),0),B=0;B=0===i?(T=1,2-f):(T=3===i?1:2,(1===i?2:1)*(2-f));var D=16*(n+1),A=16*(c+1)*(2-f),n=(D-=(p+h)*T,A-=(m+g)*B,Math.ceil(D*k));return r.destroy(),r=null,{profile_string:o,level_string:a,bit_depth:l,ref_frames:e,chroma_format:s,chroma_format_string:K.getChromaFormatString(s),frame_rate:{fixed:v,fps:w,fps_den:E,fps_num:b},sar_ratio:{width:y,height:_},codec_size:{width:D,height:A},present_size:{width:n,height:A}}}static parseSPS$2(e){let r=e.subarray(1,4),n="avc1.";for(let t=0;t<3;t++){let e=r[t].toString(16);e.length<2&&(e="0"+e),n+=e}let t=K._ebsp2rbsp(e),o=new X(t);o.readByte();var e=o.readByte(),a=(o.readByte(),o.readByte());o.readUEG();let i=K.getProfileString(e),s=K.getLevelString(a),l=1,u=420,d=8,c=8;if((100===e||110===e||122===e||244===e||44===e||83===e||86===e||118===e||128===e||138===e||144===e)&&(3===(l=o.readUEG())&&o.readBits(1),l<=3&&(u=[0,420,422,444][l]),d=o.readUEG()+8,c=o.readUEG()+8,o.readBits(1),o.readBool())){var f=3!==l?8:12;for(let e=0;e<f;e++)o.readBool()&&(e<6?K._skipScalingList(o,16):K._skipScalingList(o,64))}o.readUEG();var p=o.readUEG();if(0===p)o.readUEG();else if(1===p){o.readBits(1),o.readSEG(),o.readSEG();var h=o.readUEG();for(let e=0;e<h;e++)o.readSEG()}var p=o.readUEG(),m=(o.readBits(1),o.readUEG()),g=o.readUEG(),y=o.readBits(1);0===y&&o.readBits(1),o.readBits(1);let _=0,w=0,v=0,b=0,E=(o.readBool()&&(_=o.readUEG(),w=o.readUEG(),v=o.readUEG(),b=o.readUEG()),1),k=1,T=0,B=!0,D=0,A=0,S=(o.readBool()&&(o.readBool()&&(0<(P=o.readByte())&&P<16?(E=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2][P-1],k=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1][P-1]):255===P&&(E=o.readByte()<<8|o.readByte(),k=o.readByte()<<8|o.readByte())),o.readBool()&&o.readBool(),o.readBool()&&(o.readBits(4),o.readBool())&&o.readBits(24),o.readBool()&&(o.readUEG(),o.readUEG()),o.readBool())&&(P=o.readBits(32),U=o.readBits(32),B=o.readBool(),D=U,A=2*P,T=D/A),1),C=(1===E&&1===k||(S=E/k),0),F=0;F=0===l?(C=1,2-y):(C=3===l?1:2,(1===l?2:1)*(2-y));var U=16*(m+1),P=16*(g+1)*(2-y),m=(U-=(_+w)*C,P-=(v+b)*F,Math.ceil(U*S));return o.destroy(),o=null,{codec_mimetype:n,profile_idc:e,level_idc:a,profile_string:i,level_string:s,chroma_format_idc:l,bit_depth:d,bit_depth_luma:d,bit_depth_chroma:c,ref_frames:p,chroma_format:u,chroma_format_string:K.getChromaFormatString(u),frame_rate:{fixed:B,fps:T,fps_den:A,fps_num:D},sar_ratio:{width:E,height:k},codec_size:{width:U,height:P},present_size:{width:m,height:P}}}static _skipScalingList(t,r){let n=8,o=8,a;for(let e=0;e<r;e++)0!==o&&(a=t.readSEG(),o=(n+a+256)%256),n=0===o?n:o}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 he{constructor(e){this.buffer=e,this.buflen=e.length,this.bufpos=0,this.bufoff=0,this.iserro=!1}read(e){let t=0,r;for(;e;){if(e<0||this.bufpos>=this.buflen)return this.iserro=!0,0;this.iserro=!1,r=8<this.bufoff+e?8-this.bufoff:e,t=(t<<=r)+(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){var t=this.bufpos,r=this.bufoff,e=this.read(e);return this.bufpos=t,this.bufoff=r,e}read_golomb(){let e;for(e=0;0===this.read(1)&&!this.iserro;e++);return(1<<e)+this.read(e)-1}}function me(t){const o={},r=new DataView(t.buffer);let e=r.getUint8(0),n=r.getUint8(1);if(r.getUint8(2),r.getUint8(3),1!==e||0===n)return{};var a=1+(3&r.getUint8(4));if(3!=a&&4!=a)return{};var i=31&r.getUint8(5);if(0==i)return{};let s=6;for(let e=0;e<i;e++){var l=r.getUint16(s,!1);if(s+=2,0!==l){var u=new Uint8Array(t.buffer,s,l),l=(s+=l,K.parseSPS(u));if(0===e){o.sps=u,o.timescale=1e3,o.codecWidth=l.codec_size.width,o.codecHeight=l.codec_size.height,o.presentWidth=l.present_size.width,o.presentHeight=l.present_size.height,o.profile=l.profile_string,o.level=l.level_string,o.bitDepth=l.bit_depth,o.chromaFormat=l.chroma_format,o.sarRatio=l.sar_ratio,o.frameRate=l.frame_rate,!1!==l.frame_rate.fixed&&0!==l.frame_rate.fps_num&&0!==l.frame_rate.fps_den||(o.frameRate={fixed:!0,fps:23.976,fps_num:23976,fps_den:1e3});var l=o.frameRate.fps_den,d=o.frameRate.fps_num;o.refSampleDuration=o.timescale*(l/d);let r=u.subarray(1,4),n="avc1.";for(let t=0;t<3;t++){let e=r[t].toString(16);e.length<2&&(e="0"+e),n+=e}o.codec=n}}}var c=r.getUint8(s);if(0===c)return{};s++;for(let e=0;e<c;e++){var f,p=r.getUint16(s,!1);s+=2,0!==p&&(f=new Uint8Array(t.buffer,s,p),s+=p,o.pps=f)}if(o.videoType="avc",o.sps){const t=o.sps.byteLength,r=new Uint8Array([t>>>24&255,t>>>16&255,t>>>8&255,255&t]),e=new Uint8Array(t+4);e.set(r,0),e.set(o.sps,4),o.sps=e}if(o.pps){const t=o.pps.byteLength,r=new Uint8Array([t>>>24&255,t>>>16&255,t>>>8&255,255&t]),e=new Uint8Array(t+4);e.set(r,0),e.set(o.pps,4),o.pps=e}return o}function ge(e){var t=e.byteLength,r=new Uint8Array(4),t=(r[0]=t>>>24&255,r[1]=t>>>16&255,r[2]=t>>>8&255,r[3]=255&t,new Uint8Array(t+4));return t.set(r,0),t.set(e,4),t}function Y(e){return 31&e[0]}function ye(e){return e===E}function _e(e){return(t=e)!==O&&t!==G&&!ye(e);var t}function we(e){return e===b}const ve=e=>{let t=e,r=t.byteLength,n=new Uint8Array(r),o=0;for(let e=0;e<r;e++)2<=e&&3===t[e]&&0===t[e-1]&&0===t[e-2]||(n[o]=t[e],o++);return new Uint8Array(n.buffer,0,o)},be=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"}};function Ee(e){return(126&e[0])>>1}function P(e){return parseInt(e)===e}function ke(e){if(P(e.length)){for(var t=0;t<e.length;t++)if(!P(e[t])||e[t]<0||255<e[t])return;return 1}}function 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Ne(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}function n(e){if(!(this instanceof n))throw Error("AES must be instanitated with `new`");Object.defineProperty(this,"key",{value:a(e,!0)}),this._prepare()}function r(e){if(!(this instanceof r))throw Error("AES must be instanitated with `new`");this.description="Electronic Code Block",this.name="ecb",this._aes=new n(e)}function s(e,t){if(!(this instanceof s))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=l(16);this._lastCipherblock=a(t,!0),this._aes=new n(e)}function d(e,t,r){if(!(this instanceof d))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=l(16);this.segmentSize=r=r||1,this._shiftRegister=a(t,!0),this._aes=new n(e)}function f(e,t){if(!(this instanceof f))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=l(16);this._lastPrecipher=a(t,!0),this._lastPrecipherIndex=16,this._aes=new n(e)}function p(e){if(!(this instanceof p))throw Error("Counter must be instanitated with `new`");"number"==typeof(e=0!==e?e||1:e)?(this._counter=l(16),this.setValue(e)):this.setBytes(e)}function h(e,t){if(!(this instanceof h))throw Error("AES must be instanitated with `new`");this.description="Counter",this.name="ctr",t instanceof p||(t=new p(t)),this._counter=t,this._remainingCounter=null,this._remainingCounterIndex=16,this._aes=new n(e)}n.prototype._prepare=function(){var e=Be[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]);for(var r,n=4*(e+1),o=this.key.length/4,a=Ne(this.key),t=0;t<o;t++)this._Ke[r=t>>2][t%4]=a[t],this._Kd[e-r][t%4]=a[t];for(var i,s=0,l=o;l<n;){if(i=a[o-1],a[0]^=c[i>>16&255]<<24^c[i>>8&255]<<16^c[255&i]<<8^c[i>>24&255]^De[s]<<24,s+=1,8!=o)for(t=1;t<o;t++)a[t]^=a[t-1];else{for(t=1;t<o/2;t++)a[t]^=a[t-1];for(i=a[o/2-1],a[o/2]^=c[255&i]^c[i>>8&255]<<8^c[i>>16&255]<<16^c[i>>24&255]<<24,t=o/2+1;t<o;t++)a[t]^=a[t-1]}for(t=0;t<o&&l<n;)this._Ke[u=l>>2][d=l%4]=a[t],this._Kd[e-u][d]=a[t++],l++}for(var u=1;u<e;u++)for(var d=0;d<4;d++)i=this._Kd[u][d],this._Kd[u][d]=Re[i>>24&255]^Ie[i>>16&255]^Me[i>>8&255]^$e[255&i]},n.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],n=Ne(e),o=0;o<4;o++)n[o]^=this._Ke[0][o];for(var a=1;a<t;a++){for(o=0;o<4;o++)r[o]=Ae[n[o]>>24&255]^Se[n[(o+1)%4]>>16&255]^Ce[n[(o+2)%4]>>8&255]^Fe[255&n[(o+3)%4]]^this._Ke[a][o];n=r.slice()}for(var i,s=l(16),o=0;o<4;o++)i=this._Ke[t][o],s[4*o]=255&(c[n[o]>>24&255]^i>>24),s[4*o+1]=255&(c[n[(o+1)%4]>>16&255]^i>>16),s[4*o+2]=255&(c[n[(o+2)%4]>>8&255]^i>>8),s[4*o+3]=255&(c[255&n[(o+3)%4]]^i);return s},n.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],n=Ne(e),o=0;o<4;o++)n[o]^=this._Kd[0][o];for(var a=1;a<t;a++){for(o=0;o<4;o++)r[o]=Ue[n[o]>>24&255]^Pe[n[(o+3)%4]>>16&255]^xe[n[(o+2)%4]>>8&255]^Le[255&n[(o+1)%4]]^this._Kd[a][o];n=r.slice()}for(var i,s=l(16),o=0;o<4;o++)i=this._Kd[t][o],s[4*o]=255&(u[n[o]>>24&255]^i>>24),s[4*o+1]=255&(u[n[(o+3)%4]>>16&255]^i>>16),s[4*o+2]=255&(u[n[(o+2)%4]>>8&255]^i>>8),s[4*o+3]=255&(u[255&n[(o+1)%4]]^i);return s},r.prototype.encrypt=function(e){if((e=a(e)).length%16!=0)throw new Error("invalid plaintext size (must be multiple of 16 bytes)");for(var t=l(e.length),r=l(16),n=0;n<e.length;n+=16)i(e,r,0,n,n+16),i(r=this._aes.encrypt(r),t,n);return t},r.prototype.decrypt=function(e){if((e=a(e)).length%16!=0)throw new Error("invalid ciphertext size (must be multiple of 16 bytes)");for(var t=l(e.length),r=l(16),n=0;n<e.length;n+=16)i(e,r,0,n,n+16),i(r=this._aes.decrypt(r),t,n);return t},s.prototype.encrypt=function(e){if((e=a(e)).length%16!=0)throw new Error("invalid plaintext size (must be multiple of 16 bytes)");for(var t=l(e.length),r=l(16),n=0;n<e.length;n+=16){i(e,r,0,n,n+16);for(var o=0;o<16;o++)r[o]^=this._lastCipherblock[o];this._lastCipherblock=this._aes.encrypt(r),i(this._lastCipherblock,t,n)}return t},s.prototype.decrypt=function(e){if((e=a(e)).length%16!=0)throw new Error("invalid ciphertext size (must be multiple of 16 bytes)");for(var t=l(e.length),r=l(16),n=0;n<e.length;n+=16){i(e,r,0,n,n+16);for(var r=this._aes.decrypt(r),o=0;o<16;o++)t[n+o]=r[o]^this._lastCipherblock[o];i(e,this._lastCipherblock,0,n,n+16)}return t},d.prototype.encrypt=function(e){if(e.length%this.segmentSize!=0)throw new Error("invalid plaintext size (must be segmentSize bytes)");for(var t=a(e,!0),r=0;r<t.length;r+=this.segmentSize){for(var n=this._aes.encrypt(this._shiftRegister),o=0;o<this.segmentSize;o++)t[r+o]^=n[o];i(this._shiftRegister,this._shiftRegister,0,this.segmentSize),i(t,this._shiftRegister,16-this.segmentSize,r,r+this.segmentSize)}return t},d.prototype.decrypt=function(e){if(e.length%this.segmentSize!=0)throw new Error("invalid ciphertext size (must be segmentSize bytes)");for(var t=a(e,!0),r=0;r<t.length;r+=this.segmentSize){for(var n=this._aes.encrypt(this._shiftRegister),o=0;o<this.segmentSize;o++)t[r+o]^=n[o];i(this._shiftRegister,this._shiftRegister,0,this.segmentSize),i(e,this._shiftRegister,16-this.segmentSize,r,r+this.segmentSize)}return t},f.prototype.decrypt=f.prototype.encrypt=function(e){for(var t=a(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},p.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;0<=t;--t)this._counter[t]=e%256,e=parseInt(e/256)},p.prototype.setBytes=function(e){if(16!=(e=a(e,!0)).length)throw new Error("invalid counter bytes size (must be 16 bytes)");this._counter=e},p.prototype.increment=function(){for(var e=15;0<=e;e--){if(255!==this._counter[e]){this._counter[e]++;break}this._counter[e]=0}};h.prototype.decrypt=h.prototype.encrypt=function(e){for(var t=a(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};const Oe={AES:n,Counter:p,ModeOfOperation:{ecb:r,cbc:s,cfb:d,ofb:f,ctr:h},utils:{hex:g,utf8:m},padding:{pkcs7:{pad:function(e){var t=16-(e=a(e,!0)).length%16,r=l(e.length+t);i(e,r);for(var n=e.length;n<r.length;n++)r[n]=t;return r},strip:function(e){if((e=a(e,!0)).length<16)throw new Error("PKCS#7 invalid length");var t=e[e.length-1];if(16<t)throw new Error("PKCS#7 padding byte out of range");for(var r=e.length-t,n=0;n<t;n++)if(e[r+n]!==t)throw new Error("PKCS#7 invalid padding byte");var o=l(r);return i(e,o,0,0,r),o}}},_arrayTest:{coerceArray:a,createArray:l,copyArray:i}};function Ge(l){function n(){r&&(r.abort(),r=null)}let o=[],u=[],a={},r=new AbortController,i=null,s=null,e=null,d=null,c=null,f=null,p=!1,h=!1,m=!1,g=!1,y=null,_=null,w=null,v=[],b=0,E=0,t=null,k=null,T=0,B=0,D=!1,A=!1,S=()=>{var e=function(){{var r=Q;let t="";if("object"==typeof r)try{t=JSON.stringify(r),t=JSON.parse(t)}catch(e){t=r}else t=r;return t}}();return{debug:e.debug,debugLevel:e.debugLevel,debugUuid:e.debugUuid,useOffscreen:e.useOffscreen,useWCS:e.useWCS,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,isCrypto:e.isCrypto,cryptoKey:e.cryptoKey,cryptoIV:e.cryptoIV}},C=("VideoEncoder"in self&&(a={hasInit:!1,isEmitInfo:!1,offscreenCanvas:null,offscreenCanvasCtx:null,decoder:new VideoDecoder({output:function(t){var e;a.isEmitInfo||(F.debug.log("worker","Webcodecs Video Decoder initSize"),postMessage({cmd:ee,w:t.codedWidth,h:t.codedHeight}),a.isEmitInfo=!0,a.offscreenCanvas=new OffscreenCanvas(t.codedWidth,t.codedHeight),a.offscreenCanvasCtx=a.offscreenCanvas.getContext("2d")),"function"==typeof t.createImageBitmap?t.createImageBitmap().then(e=>{a.offscreenCanvasCtx.drawImage(e,0,0,t.codedWidth,t.codedHeight);e=a.offscreenCanvas.transferToImageBitmap();postMessage({cmd:R,buffer:e,delay:F.delay,ts:0},[e]),setTimeout(function(){t.close?t.close():t.destroy()},100)}):(a.offscreenCanvasCtx.drawImage(t,0,0,t.codedWidth,t.codedHeight),e=a.offscreenCanvas.transferToImageBitmap(),postMessage({cmd:R,buffer:e,delay:F.delay,ts:0},[e]),setTimeout(function(){t.close?t.close():t.destroy()},100))},error:function(e){F.debug.error("worker","VideoDecoder error",e)}}),decode:function(e,t,r){var n=e[0]>>4==1;if(a.hasInit){const r=new EncodedVideoChunk({data:e.slice(5),timestamp:t,type:n?"key":"delta"});a.decoder.decode(r)}else if(n&&0===e[1]){const t=15&e[0],r=(postMessage({cmd:re,code:t}),function(e){let r=e.subarray(1,4),n="avc1.";for(let t=0;t<3;t++){let e=r[t].toString(16);e.length<2&&(e="0"+e),n+=e}return{codec:n,description:e}}(e.slice(5)));postMessage({cmd:ne,buffer:e,codecId:t},[e.buffer]),a.decoder.configure(r),a.hasInit=!0}},reset(){a.hasInit=!1,a.isEmitInfo=!1,a.offscreenCanvas=null,a.offscreenCanvasCtx=null}}),{init(){C.lastBuf=null,C.vps=null,C.sps=null,C.pps=null,C.streamType=null,C.localDts=0,C.isSendSeqHeader=!1},destroy(){C.lastBuf=null,C.vps=null,C.sps=null,C.pps=null,C.streamType=null,C.localDts=0,C.isSendSeqHeader=!1},dispatch(e){e=new Uint8Array(e);C.extractNALu$2(e)},getNaluDts(){var e=C.localDts;return C.localDts=C.localDts+40,e},getNaluAudioDts(){var e=F._opt.sampleRate,t=F._opt.audioBufferSize;return C.localDts+parseInt(t/e*1e3)},extractNALu(e){let t,r,n=0,o=e.byteLength,a=0,i=[];for(;n<o;)switch(t=e[n++],a){case 0:0===t&&(a=1);break;case 1:a=0===t?2:0;break;case 2:case 3:a=0===t?3:(1===t&&n<o&&(r&&i.push(e.subarray(r,n-a-1)),r=n),0)}return r&&i.push(e.subarray(r,o)),i},extractNALu$2(t){let a=null;if(t&&!(t.byteLength<1)){C.lastBuf?((a=new Uint8Array(t.byteLength+C.lastBuf.length)).set(C.lastBuf),a.set(new Uint8Array(t),C.lastBuf.length)):a=new Uint8Array(t);let r=0,n=-1,o=-2;var i=new Array;for(let t=0;t<a.length;t+=2){const e=a[t],s=a[t+1];0==n&&0==e&&0==s?i.push(t-1):1==s&&0==e&&0==n&&0==o&&i.push(t-2),o=e,n=s}if(1<i.length)for(let t=0;t<i.length-1;++t){const e=a.subarray(i[t],i[t+1]+1);C.handleNALu(e),r=i[t+1]}else r=i[0];if(0!=r&&r<a.length)C.lastBuf=a.subarray(r);else{C.lastBuf||(C.lastBuf=a);const e=new Uint8Array(C.lastBuf.length+t.byteLength);e.set(C.lastBuf),e.set(new Uint8Array(t),C.lastBuf.length),C.lastBuf=e}}},handleNALu(e){e.byteLength<=4?F.debug.warn("worker",`handleNALu nalu byteLength is ${e.byteLength} <= 4`):(e=e.slice(4),C.handleVideoNalu(e))},handleVideoNalu(e){if(C.streamType||(C.streamType=function(e){let t=null,r=31&e[0];return t=(t=r!==O&&r!==G?t:ae)||(r=(126&e[0])>>1)!==V&&r!==z&&r!==j?t:ie}(e)),C.streamType===ae){var t=C.handleAddNaluStartCode(e),t=C.extractNALu(t);if(0===t.length)F.debug.warn("worker","handleVideoNalu","naluList.length === 0");else{const r=[];if(t.forEach(e=>{var t=Y(e);t===G||t===O?C.handleVideoH264Nalu(e):_e(t)&&r.push(e)}),1===r.length)C.handleVideoH264Nalu(r[0]);else{const e=function(t){if(0===t.length)return!1;var r=Y(t[0]);for(let e=1;e<t.length;e++)if(r!==Y(t[e]))return!1;return!0}(r);if(e){const e=Y(r[0]),n=we(e);C.handleVideoH264NaluList(r,n,e)}else r.forEach(e=>{C.handleVideoH264Nalu(e)})}}}else C.streamType===ie&&(Ee(e)===j?C.extractH265PPS(e):C.handleVideoH265Nalu(e))},extractH264PPS(e){e=C.handleAddNaluStartCode(e);C.extractNALu(e).forEach(e=>{ye(Y(e))?C.extractH264SEI(e):C.handleVideoH264Nalu(e)})},extractH265PPS(e){e=C.handleAddNaluStartCode(e);C.extractNALu(e).forEach(e=>{39===Ee(e)?C.extractH265SEI(e):C.handleVideoH265Nalu(e)})},extractH264SEI(e){e=C.handleAddNaluStartCode(e);C.extractNALu(e).forEach(e=>{C.handleVideoH264Nalu(e)})},extractH265SEI(e){e=C.handleAddNaluStartCode(e);C.extractNALu(e).forEach(e=>{C.handleVideoH265Nalu(e)})},handleAddNaluStartCode(e){var t=[0,0,0,1],r=new Uint8Array(e.length+t.length);return r.set(t),r.set(e,t.length),r},handleVideoH264Nalu(e){var t,r,n,o,a,i=Y(e);switch(i){case O:C.sps=e;break;case G:C.pps=e}if(C.isSendSeqHeader)_e(i)?(t=we(i),r=C.getNaluDts(),t&&F.calcIframeIntervalTimestamp(r),F.calcNetworkDelay(r),n=e,(o=[])[0]=t?23:39,o[1]=1,o[2]=0,o[3]=0,o[4]=0,o[5]=n.byteLength>>24&255,o[6]=n.byteLength>>16&255,o[7]=n.byteLength>>8&255,o[8]=255&n.byteLength,(a=new Uint8Array(o.length+n.byteLength)).set(o,0),a.set(n,o.length),n=a,F.decode(n,{type:2,ts:r,isIFrame:t,cts:0})):F.debug.warn("work","handleVideoH264Nalu Avc Seq Head is "+i);else if(C.sps&&C.pps){C.isSendSeqHeader=!0;const e=function(){var{sps:e,pps:t}={sps:C.sps,pps:C.pps},r=[23,0,0,0,0,1,66,0,30,255];return r[0]=23,r[6]=e[1],r[7]=e[2],r[8]=e[3],r[10]=225,r[11]=e.byteLength>>8&255,r[12]=255&e.byteLength,r.push(...e,1,t.byteLength>>8&255,255&t.byteLength,...t),new Uint8Array(r)}();F.decode(e,{type:2,ts:0,isIFrame:!0,cts:0})}},handleVideoH264NaluList(e,t,r){var n,o,a,i;C.isSendSeqHeader?(n=C.getNaluDts(),F.calcNetworkDelay(n),o=e.reduce((e,t)=>{var e=ge(e),t=ge(t),r=new Uint8Array(e.byteLength+t.byteLength);return r.set(e,0),r.set(t,e.byteLength),r}),(a=[])[0]=t?23:39,a[1]=1,a[2]=0,a[3]=0,a[4]=0,(i=new Uint8Array(a.length+o.byteLength)).set(a,0),i.set(o,a.length),o=i,F.decode(o,{type:2,ts:n,isIFrame:t,cts:0}),F.debug.log("worker",`handleVideoH264NaluList list size is ${e.length} package length is ${o.byteLength} isIFrame is ${t},nalu type is ${r}, dts is `+n)):F.debug.warn("worker","handleVideoH264NaluList isSendSeqHeader is false")},handleVideoH265Nalu(e){var t,r,n,o,a=Ee(e);switch(a){case V:C.vps=e;break;case z:C.sps=e;break;case j:C.pps=e}if(C.isSendSeqHeader)32<=a&&a<=40?F.debug.warn("work","handleVideoH265Nalu HevcSeqHead is "+a):(a=16<=a&&a<=21,t=C.getNaluDts(),F.calcNetworkDelay(t),r=e,(n=[])[0]=a?28:44,n[1]=1,n[2]=0,n[3]=0,n[4]=0,n[5]=r.byteLength>>24&255,n[6]=r.byteLength>>16&255,n[7]=r.byteLength>>8&255,n[8]=255&r.byteLength,(o=new Uint8Array(n.length+r.byteLength)).set(n,0),o.set(r,n.length),r=o,a&&F.calcIframeIntervalTimestamp(t),F.decode(r,{type:2,ts:t,isIFrame:a,cts:0}));else if(C.vps&&C.sps&&C.pps){C.isSendSeqHeader=!0;const e=function(e){var{vps:e,pps:t,sps:r}=e,n={configurationVersion:1},o=(e=>{e=ve(e),e=new X(e);return e.readByte(),e.readByte(),e.readBits(4),e.readBits(2),e.readBits(6),{num_temporal_layers:e.readBits(3)+1,temporal_id_nested:e.readBool()}})(e),a=(e=>{let t=ve(e),a=new X(t),r=(a.readByte(),a.readByte(),0),n=0,o=0,i=0;a.readBits(4);var s=a.readBits(3),e=(a.readBool(),a.readBits(2)),l=a.readBool(),u=a.readBits(5),d=a.readByte(),c=a.readByte(),f=a.readByte(),p=a.readByte(),h=a.readByte(),m=a.readByte(),g=a.readByte(),I=a.readByte(),M=a.readByte(),$=a.readByte(),y=a.readByte(),_=[],N=[];for(let e=0;e<s;e++)_.push(a.readBool()),N.push(a.readBool());if(0<s)for(let e=s;e<8;e++)a.readBits(2);for(let e=0;e<s;e++)_[e]&&(a.readByte(),a.readByte(),a.readByte(),a.readByte(),a.readByte(),a.readByte(),a.readByte(),a.readByte(),a.readByte(),a.readByte(),a.readByte()),_[e]&&a.readByte();a.readUEG();var w,v=a.readUEG(),O=(3==v&&a.readBits(1),a.readUEG()),G=a.readUEG(),b=(a.readBool()&&(r+=a.readUEG(),n+=a.readUEG(),o+=a.readUEG(),i+=a.readUEG()),a.readUEG()),V=a.readUEG(),z=a.readUEG();for(let e=a.readBool()?0:s;e<=s;e++)a.readUEG(),a.readUEG(),a.readUEG();if(a.readUEG(),a.readUEG(),a.readUEG(),a.readUEG(),a.readUEG(),a.readUEG(),a.readBool()&&a.readBool())for(let t=0;t<4;t++)for(let e=0;e<(3===t?2:6);e++)if(a.readBool()){var j=Math.min(64,1<<4+(t<<1));1<t&&a.readSEG();for(let e=0;e<j;e++)a.readSEG()}else a.readUEG();a.readBool(),a.readBool(),a.readBool()&&(a.readByte(),a.readUEG(),a.readUEG(),a.readBool());let E=a.readUEG(),k=0;for(let t=0;t<E;t++){let e=!1;if(e=0!==t?a.readBool():e){t===E&&a.readUEG(),a.readBool(),a.readUEG();let r=0;for(let e=0;e<=k;e++){let e=a.readBool(),t=!1;e||(t=a.readBool()),(e||t)&&r++}k=r}else{var T=a.readUEG(),B=a.readUEG();k=T+B;for(let e=0;e<T;e++)a.readUEG(),a.readBool();for(let e=0;e<B;e++)a.readUEG(),a.readBool()}}if(a.readBool()){var W=a.readUEG();for(let e=0;e<W;e++){for(let e=0;e<z+4;e++)a.readBits(1);a.readBits(1)}}let D=0,A=1,S=1,C=!1,F=1,U=1;if(a.readBool(),a.readBool(),a.readBool()){if(a.readBool()&&(0<(w=a.readByte())&&w<16?(A=[1,12,10,16,40,24,20,32,80,18,15,64,160,4,3,2][w-1],S=[1,11,11,11,33,11,11,11,33,11,11,33,99,3,2,1][w-1]):255===w&&(A=a.readBits(16),S=a.readBits(16))),a.readBool()&&a.readBool(),a.readBool()&&(a.readBits(3),a.readBool(),a.readBool())&&(a.readByte(),a.readByte(),a.readByte()),a.readBool()&&(a.readUEG(),a.readUEG()),a.readBool(),a.readBool(),a.readBool(),a.readBool()&&(r+=a.readUEG(),n+=a.readUEG(),o+=a.readUEG(),i+=a.readUEG()),a.readBool()&&(F=a.readBits(32),U=a.readBits(32),a.readBool())&&(a.readUEG(),a.readBool())){let r,n,o=!1;r=a.readBool(),n=a.readBool(),(r||n)&&((o=a.readBool())&&(a.readByte(),a.readBits(5),a.readBool(),a.readBits(5)),a.readBits(4),a.readBits(4),o&&a.readBits(4),a.readBits(5),a.readBits(5),a.readBits(5));for(let e=0;e<=s;e++){var P=a.readBool();C=P;let e=!1,t=!1;if((e=P?e:a.readBool())?a.readSEG():t=a.readBool(),t||(cpbcnt=a.readUEG()+1),r)for(let e=0;e<1;e++)a.readUEG(),a.readUEG(),o&&(a.readUEG(),a.readUEG());if(n)for(let e=0;e<1;e++)a.readUEG(),a.readUEG(),o&&(a.readUEG(),a.readUEG())}}a.readBool()&&(a.readBool(),a.readBool(),a.readBool(),D=a.readUEG(),a.readUEG(),a.readUEG(),a.readUEG(),a.readUEG())}a.readBool();let H=`hvc1.${u}.1.L${y}.B0`,x=O,L=G,R=1;return 1!==A&&1!==S&&(R=A/S),a.destroy(),a=null,{codec_mimetype:H,level_string:(y/30).toFixed(1),profile_idc:u,bit_depth:b+8,ref_frames:1,chroma_format:v,chroma_format_string:be(v),general_level_idc:y,general_profile_space:e,general_tier_flag:l,general_profile_idc:u,general_profile_compatibility_flags_1:d,general_profile_compatibility_flags_2:c,general_profile_compatibility_flags_3:f,general_profile_compatibility_flags_4:p,general_constraint_indicator_flags_1:h,general_constraint_indicator_flags_2:m,general_constraint_indicator_flags_3:g,general_constraint_indicator_flags_4:I,general_constraint_indicator_flags_5:M,general_constraint_indicator_flags_6:$,min_spatial_segmentation_idc:D,constant_frame_rate:0,chroma_format_idc:v,bit_depth_luma_minus8:b,bit_depth_chroma_minus8:V,frame_rate:{fixed:C,fps:U/F,fps_den:F,fps_num:U},sar_ratio:{width:A,height:S},codec_size:{width:x,height:L},present_size:{width:x*R,height:L}}})(r),i=(e=>{e=ve(e),e=new X(e);e.readByte(),e.readByte(),e.readUEG(),e.readUEG(),e.readBool(),e.readBool(),e.readBits(3),e.readBool(),e.readBool(),e.readUEG(),e.readUEG(),e.readSEG(),e.readBool(),e.readBool(),e.readBool()&&e.readUEG(),e.readSEG(),e.readSEG(),e.readBool(),e.readBool(),e.readBool(),e.readBool();let t=e.readBool(),r=e.readBool(),n=1;return r&&t?n=0:r?n=3:t&&(n=2),{parallelismType:n}})(t),n=Object.assign(n,o,a,i),o=23+(5+e.byteLength)+(5+r.byteLength)+(5+t.byteLength),i=((a=new Uint8Array(o))[0]=1,a[1]=(3&n.general_profile_space)<<6|(n.general_tier_flag?1:0)<<5|31&n.general_profile_idc,a[2]=n.general_profile_compatibility_flags_1||0,a[3]=n.general_profile_compatibility_flags_2||0,a[4]=n.general_profile_compatibility_flags_3||0,a[5]=n.general_profile_compatibility_flags_4||0,a[6]=n.general_constraint_indicator_flags_1||0,a[7]=n.general_constraint_indicator_flags_2||0,a[8]=n.general_constraint_indicator_flags_3||0,a[9]=n.general_constraint_indicator_flags_4||0,a[10]=n.general_constraint_indicator_flags_5||0,a[11]=n.general_constraint_indicator_flags_6||0,a[12]=60,a[13]=240|(3840&n.min_spatial_segmentation_idc)>>8,a[14]=255&n.min_spatial_segmentation_idc,a[15]=252|3&n.parallelismType,a[16]=252|3&n.chroma_format_idc,a[17]=248|7&n.bit_depth_luma_minus8,a[18]=248|7&n.bit_depth_chroma_minus8,a[19]=0,a[20]=0,a[21]=(3&n.constant_frame_rate)<<6|(7&n.num_temporal_layers)<<3|(n.temporal_id_nested?1:0)<<2|3,a[22]=3,a[23]=128|V,a[24]=0,a[25]=1,a[26]=(65280&e.byteLength)>>8,a[27]=(255&e.byteLength)>>0,a.set(e,28),a[23+(5+e.byteLength)+0]=128|z,a[23+(5+e.byteLength)+1]=0,a[23+(5+e.byteLength)+2]=1,a[23+(5+e.byteLength)+3]=(65280&r.byteLength)>>8,a[23+(5+e.byteLength)+4]=(255&r.byteLength)>>0,a.set(r,23+(5+e.byteLength)+5),a[23+(5+e.byteLength+5+r.byteLength)+0]=128|j,a[23+(5+e.byteLength+5+r.byteLength)+1]=0,a[23+(5+e.byteLength+5+r.byteLength)+2]=1,a[23+(5+e.byteLength+5+r.byteLength)+3]=(65280&t.byteLength)>>8,a[23+(5+e.byteLength+5+r.byteLength)+4]=(255&t.byteLength)>>0,a.set(t,23+(5+e.byteLength+5+r.byteLength)+5),[28,0,0,0,0]);return(o=new Uint8Array(i.length+a.byteLength)).set(i,0),o.set(a,i.length),o}({vps:C.vps,sps:C.sps,pps:C.pps});F.decode(e,{type:2,ts:0,isIFrame:!0,cts:0})}}}),F={isPlayer:!0,isPlayback:!1,isPushDropping:!1,isDestroyed:!1,_opt:S(),startStreamRateAndStatsInterval:function(){F.stopStreamRateAndStatsInterval(),e=setInterval(()=>{s&&s(0);var e=JSON.stringify({demuxBufferDelay:F.getVideoBufferLength(),audioDemuxBufferDelay:F.getAudioBufferLength(),flvBufferByteLength:F.getFlvBufferLength(),netBuf:F.networkDelay||0,pushLatestDelay:F.pushLatestDelay||0,isDropping:fe(F.dropping)||fe(F.isPushDropping),isStreamTsMoreThanLocal:g});postMessage({cmd:I,type:"streamStats",value:e})},1e3)},stopStreamRateAndStatsInterval:function(){e&&(clearInterval(e),e=null)},useOffscreen:function(){return F._opt.useOffscreen&&"undefined"!=typeof OffscreenCanvas},getDelay:function(e){var t,r;return!e||F._opt.hasVideo&&!m?-1:(F.preDelayTimestamp&&F.preDelayTimestamp>e?1e3<F.preDelayTimestamp-e&&F.debug.warn("worker",`getDelay() and preDelayTimestamp is ${F.preDelayTimestamp} > timestamp is ${e} more than ${F.preDelayTimestamp-e}ms`):F.firstTimestamp?e&&(t=Date.now()-F.startTimestamp,(r=e-F.firstTimestamp)<=t?(g=!1,F.delay=t-r):(g=!0,F.delay=r-t)):(F.firstTimestamp=e,F.startTimestamp=Date.now(),F.delay=-1),F.preDelayTimestamp=e,F.delay)},getDelayNotUpdateDelay:function(t){if(t&&(!F._opt.hasVideo||m))if(F.preDelayTimestamp&&1e3<F.preDelayTimestamp-t)F.debug.warn("worker",`getDelayNotUpdateDelay and preDelayTimestamp is ${F.preDelayTimestamp} > timestamp is ${t} more than ${F.preDelayTimestamp-t}ms`);else if(F.firstTimestamp){let e=-1;var r;return t&&(r=Date.now()-F.startTimestamp,t=t-F.firstTimestamp,e=t<=r?(g=!1,r-t):(g=!0,t-r)),e}return-1},resetDelay:function(){F.firstTimestamp=null,F.startTimestamp=null,F.delay=-1},resetAllDelay:function(){F.resetDelay(),F.preDelayTimestamp=null},doDecode:function(e){F._opt.useWCS&&F.useOffscreen()&&2===e.type&&a.decode?a.decode(e.payload,e.ts,e.cts):e.decoder.decode(e.payload,e.ts,e.isIFrame,e.cts)},init:function(){F.debug.log("worker","init and opt is",F._opt);const t=F._opt.playType===x,r="playbackTF"===F._opt.playType;if(C.init(),F.isPlayer=t,F.isPlayback=r,F.isPlaybackCacheBeforeDecodeForFpsRender())F.debug.log("worker","playback and playbackIsCacheBeforeDecodeForFpsRender is true");else{const r=()=>{let e=null;if(o.length)if(F.isPushDropping)F.debug.warn("worker","loop() isPushDropping is true and bufferList length is "+o.length);else if(F.dropping){for(e=o.shift(),F.debug.warn("worker",`loop() dropBuffer is dropping and isIFrame ${e.isIFrame} and delay is ${F.delay} and bufferlist is `+o.length);!e.isIFrame&&o.length;)e=o.shift();const t=F.getDelayNotUpdateDelay(e.ts);e.isIFrame&&t<=F.getNotDroppingDelayTs()&&(F.debug.log("worker","loop() is dropping = false, is iFrame"),F.dropping=!1,F.doDecode(e))}else if(e=o[0],-1===F.getDelay(e.ts)||F.isPlayback)F.isPlayer&&F.debug.log("worker","loop() common dumex delay is -1 ,data.ts is",e.ts),o.shift(),F.doDecode(e);else if(F.delay>F._opt.videoBuffer+F._opt.videoBufferDelay&&t)F.hasIframeInBufferList()?(F.debug.log("worker",`delay is ${F.delay}, set dropping is true`),F.resetAllDelay(),F.dropping=!0):(o.shift(),F.doDecode(e));else for(;o.length;){if(e=o[0],!(F.getDelay(e.ts)>F._opt.videoBuffer)){F.delay<0&&F.debug.warn("worker",`loop() do not decode and delay is ${F.delay}, bufferList is `+o.length);break}o.shift(),F.doDecode(e)}else-1!==F.delay&&F.debug.log("worker","loop() bufferList is empty and reset delay"),F.resetAllDelay()};F.stopId=setInterval(()=>{var e=(new Date).getTime(),e=e-(y=y||e);100<e&&F.debug.warn("worker","loop demux diff time is "+e),r(),y=(new Date).getTime()},10)}F._opt.checkFirstIFrame||(m=!0)},playbackCacheLoop:function(){F.stopId&&(clearInterval(F.stopId),F.stopId=null);var e=()=>{var e;o.length&&(e=o.shift(),F.doDecode(e))},t=(e(),Math.ceil(1e3/(F.streamFps*F._opt.playbackRate)));F.debug.log("worker",`playbackCacheLoop fragDuration is ${t}, streamFps is ${F.streamFps}, playbackRate is `+F._opt.playbackRate),F.stopId=setInterval(e,t)},close:function(){F.debug.log("worker","close"),F.isDestroyed=!0,F.stopStreamRateAndStatsInterval(),F.stopId&&(clearInterval(F.stopId),F.stopId=null),U&&(U.clear&&U.clear(),U=null),P&&(P.clear&&P.clear(),P=null),s=null,y=null,g=!1,a&&(a.reset&&a.reset(),a=null),F.firstTimestamp=null,F.startTimestamp=null,F.networkDelay=0,F.streamFps=null,F.streamAudioFps=null,F.streamVideoFps=null,F.delay=-1,F.pushLatestDelay=-1,F.preDelayTimestamp=null,F.dropping=!1,F.isPushDropping=!1,F.isPlayer=!0,F.isPlayback=!1,F._opt=S(),F.webglObj&&(F.webglObj.destroy(),F.offscreenCanvas.removeEventListener("webglcontextlost",F.onOffscreenCanvasWebglContextLost),F.offscreenCanvas.removeEventListener("webglcontextrestored",F.onOffscreenCanvasWebglContextRestored),F.offscreenCanvas=null,F.offscreenCanvasGL=null,F.offscreenCanvasCtx=null),o=[],u=[],n(),d=null,i&&(i.close(1e3,"Client disconnecting"),i=null),c=null,f=null,p=!1,h=!1,m=!1,D=!1,A=!1,v=[],b=0,E=0,_=null,w=null,t=null,k=null,T=0,B=0,C.destroy(),postMessage({cmd:"closeEnd"})},pushBuffer:function(e,t){if(1===t.type&&le(e))F.decodeAudio(e,t.ts);else{if(F.isPlayer&&0<T&&0<k&&2===t.type){const e=t.ts-k;e>2*T-5&&F.debug.warn("worker",`pushBuffer video
- ts is ${t.ts}, preTimestamp is ${k},
- diff is ${e} and preTimestampDuration is ${T}
- maybe trigger black screen or flower screen
- `)}if(F.isPlayer&&0<k&&2===t.type&&t.ts<k&&36e5<k-t.ts&&(F.debug.warn("worker",`pushBuffer,
- preTimestamp is ${k}, options.ts is ${t.ts},
- diff is ${k-t.ts} more than 3600000,
- and resetAllDelay`),F.resetAllDelay()),F.isPlayer&&t.ts<=k&&0<k&&2===t.type&&F.debug.warn("worker",`pushBuffer,
- options.ts is ${t.ts} less than (or equal) preTimestamp is ${k} and
- payloadBufferSize is ${e.byteLength} and prevPayloadBufferSize is `+B),F.isPlayer&&m){const e=F._opt.videoBuffer+F._opt.videoBufferDelay,o=F.getDelayNotUpdateDelay(t.ts);(F.pushLatestDelay=o)>e&&F.delay<e&&0<F.delay&&F.hasIframeInBufferList()&&!1===F.isPushDropping&&(F.debug.log("worker",`pushBuffer, pushLatestDelay is ${o} more than ${e} and decoder.delay is ${F.delay} and has iIframe and next decoder.dropBuffer$2()`),F.dropBuffer$2())}if(2===t.type&&(0<k&&(T=t.ts-k),B=e.byteLength,k=t.ts),1===t.type?o.push({ts:t.ts,payload:e,decoder:{decode:F.decodeAudio},type:1,isIFrame:!1}):2===t.type&&o.push({ts:t.ts,cts:t.cts,payload:e,decoder:{decode:F.decodeVideo},type:2,isIFrame:t.isIFrame}),F.isPlaybackCacheBeforeDecodeForFpsRender()&&(H(F.streamVideoFps)||H(F.streamAudioFps))){let e=F.streamVideoFps,t=F.streamAudioFps;H(F.streamVideoFps)&&(e=ce(o,2))&&(F.streamVideoFps=e,postMessage({cmd:"playbackStreamVideoFps",value:F.streamVideoFps}),F.streamFps=t?e+t:e,F.playbackCacheLoop()),H(F.streamAudioFps)&&(t=ce(o,1))&&(F.streamAudioFps=t,F.streamFps=e?e+t:t,F.playbackCacheLoop()),H(F.streamVideoFps)&&H(F.streamAudioFps)&&F.debug.log("worker",`playbackCacheBeforeDecodeForFpsRender, calc streamAudioFps is ${t}, streamVideoFps is ${e}, bufferListLength is `+o.length)}}},getVideoBufferLength(){let t=0;return o.forEach(e=>{2===e.type&&(t+=1)}),t},hasIframeInBufferList:()=>o.some(e=>2===e.type&&e.isIFrame),getNotDroppingDelayTs:()=>F._opt.videoBuffer+F._opt.videoBufferDelay/2,getAudioBufferLength(){let t=0;return o.forEach(e=>{1===e.type&&(t+=1)}),t},getFlvBufferLength(){let e=0;return d&&d.buffer&&(e=d.buffer.byteLength),e=F._opt.isNakedFlow&&C.lastBuf?C.lastBuf.byteLength:e},fetchStream:function(e,t){F.debug.log("worker","fetchStream, url is "+e,"options:",JSON.stringify(t)),s=function(r){let n=0,o=de();return e=>{var t;"[object Number]"===Object.prototype.toString.call(e)&&(n+=e,1e3<=(t=(e=de())-o))&&(r(n/t*1e3),o=e,n=0)}}(e=>{postMessage({cmd:I,type:"streamRate",value:e})}),F.startStreamRateAndStatsInterval(),2===t.protocol?(d=new q(F.demuxFlv()),fetch(e,{signal:r.signal}).then(e=>{if(e.ok&&200<=e.status&&e.status<=299)if(postMessage({cmd:I,type:oe}),"undefined"!=typeof WritableStream)e.body.pipeTo(new WritableStream({write:e=>{s(e.byteLength),d.write(e)},close:()=>{d=null,n(),postMessage({cmd:I,type:M,value:Z})},abort:e=>{d=null,e.name!==W&&(n(),postMessage({cmd:I,type:$,value:e.toString()}))}}));else{const t=e.body.getReader(),r=()=>{t.read().then(e=>{var{done:e,value:t}=e;e?(d=null,n(),postMessage({cmd:I,type:M,value:Z})):(s(t.byteLength),d.write(t),r())}).catch(e=>{d=null,e.name!==W&&(n(),postMessage({cmd:I,type:$,value:e.toString()}))})};r()}else F.debug.warn("worker",`fetch response status is ${e.status} and ok is ${e.ok} and emit error and next abort()`),n(),postMessage({cmd:I,type:$,value:`fetch response status is ${e.status} and ok is `+e.ok})}).catch(e=>{e.name!==W&&(n(),postMessage({cmd:I,type:$,value:e.toString()}),d=null)})):1===t.protocol&&(t.isFlv&&(d=new q(F.demuxFlv())),(i=new WebSocket(e)).binaryType="arraybuffer",i.onopen=()=>{F.debug.log("worker","fetchStream, WebsocketStream socket open"),postMessage({cmd:I,type:oe}),postMessage({cmd:I,type:"websocketOpen"})},i.onclose=e=>{F.debug.log("worker","fetchStream, WebsocketStream socket close and code is "+e.code),1006===e.code&&F.debug.warn("worker","fetchStream, WebsocketStream socket close abnormally and code is "+e.code),d=null,postMessage({cmd:I,type:M,value:"websocket"})},i.onerror=e=>{F.debug.error("worker","fetchStream, WebsocketStream socket error",e),d=null,postMessage({cmd:I,type:"websocketError",value:e.isTrusted?"websocket user aborted":"websocket error"})},i.onmessage=e=>{s(e.data.byteLength),t.isFlv?d.write(e.data):F._opt.isNakedFlow?F.demuxNakedFlow(e.data):F.demuxM7s(e.data)})},demuxFlv:function*(){yield 9;const r=new ArrayBuffer(4),e=new Uint8Array(r),n=new Uint32Array(r);for(;;){e[3]=0;const r=yield 15,i=r[4];e[0]=r[7],e[1]=r[6],e[2]=r[5];var t=n[0],o=(e[0]=r[10],e[1]=r[9],e[2]=r[8],e[3]=r[11],n[0]),a=(yield t).slice();switch(i){case 8:F.decode(a,{type:1,ts:o});break;case 9:if(0<a.byteLength){const r=a[0]>>4==1;F.isPlayer&&(F.calcNetworkDelay(o),r)&&F.calcIframeIntervalTimestamp(o),n[0]=a[4],n[1]=a[3],n[2]=a[2],n[3]=0;let e=n[0],t=a;F._opt.isCrypto&&(F._opt.cryptoIV&&0<F._opt.cryptoIV.byteLength&&F._opt.cryptoKey&&0<F._opt.cryptoKey.byteLength?t=function(t,r,n){r=new Uint8Array(r),n=new Uint8Array(n);const o=t.byteLength;let a=5;for(;a<o;){s=(s=t.slice(a,a+4))[3]|s[2]<<8|s[1]<<16|s[0]<<24;if(s>o)break;var i=t[a+4];if(1==(i&=31)||5==i){const o=t.slice(a+4+2,a+4+s);let e=new Oe.ModeOfOperation.ctr(r,new Oe.Counter(n));i=e.decrypt(o);e=null,t.set(i,a+4+2)}a=a+4+s}var s;return t}(a,F._opt.cryptoKey,F._opt.cryptoIV):F.debug.error("worker",`cryptoKey.length is ${F._opt.cryptoKey&&F._opt.cryptoKey.byteLength} or cryptoIV.length is ${F._opt.cryptoIV&&F._opt.cryptoIV.byteLength} null`)),F.decode(t,{type:2,ts:o,isIFrame:r,cts:e})}break;default:F.debug.log("worker","demuxFlv() type is "+i)}}},decode:function(e,t){1===t.type?F._opt.hasAudio&&(postMessage({cmd:I,type:"streamAbps",value:e.byteLength}),F.isPlayer?F.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts}):F.isPlayback&&(F.isPlaybackCacheBeforeDecodeForFpsRender()||1===F._opt.playbackRate?F.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts}):F.decodeAudio(e,t.ts))):2===t.type&&F._opt.hasVideo&&(postMessage({cmd:I,type:"streamVbps",value:e.byteLength}),postMessage({cmd:I,type:"streamDts",value:t.ts}),F.isPlayer?F.pushBuffer(e,{type:t.type,ts:t.ts,isIFrame:t.isIFrame,cts:t.cts}):F.isPlayback&&(F.isPlaybackOnlyDecodeIFrame()?t.isIFrame&&F.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts,isIFrame:t.isIFrame}):(F.isPlaybackCacheBeforeDecodeForFpsRender(),F.pushBuffer(e,{type:t.type,ts:t.ts,cts:t.cts,isIFrame:t.isIFrame}))))},setCodecAudio:function(e){var t=e[0]>>4;le(e)||7==t||8==t?(F.debug.log("worker","setCodecAudio: init audio codec, codeId is "+t),e=t===N?e.slice(2):e.slice(1),U.setCodec(t,F._opt.sampleRate,e),h=!0):F.debug.warn("worker","setCodecAudio: hasInitAudioCodec is false, codecId is ",t)},decodeAudio:function(e,t){var r=e[0]>>4;h?U.decode(r===N?e.slice(2):e.slice(1),t):F.setCodecAudio(e)},setCodecVideo:function(e){var t=15&e[0];if(F.isVideoSequenceHeader(e))if(7==t||12==t){F.debug.log("worker","setCodecVideo: init video codec , codecId is "+t);var r=e.slice(5);if(7==t&&F._opt.useSIMD){const e=me(r);if(4080<e.codecWidth||4080<e.codecHeight)return postMessage({cmd:"simdH264DecodeVideoWidthIsTooLarge"}),void F.debug.warn("worker",`setCodecVideo: SIMD H264 decode video width is too large, width is ${e.codecWidth}, height is `+e.codecHeight)}p=!0,P.setCodec(t,r),F._opt.recordType===L&&postMessage({cmd:ne,buffer:e,codecId:t},[e.buffer])}else F.debug.warn("worker",`setCodecVideo: hasInitVideoCodec is false, codecId is ${t} is not H264 or H265`);else F.debug.warn("worker",`decodeVideo: hasInitVideoCodec is false, codecId is ${t} and frameType is ${e[0]>>4} and packetType is `+e[1])},decodeVideo:function(t,r,e,n){if(p)if(m=!m&&e?!0:m){if(e&&F.isVideoSequenceHeader(t)){const r=15&t[0];let e={};7==r?e=me(t.slice(5)):12==r&&(e=function(e){var n={width:0,height:0,profile:0,level:0};e=e.slice(5);do{var o={};if(e.length<23)break;if(o.configurationVersion=e[0],1!=o.configurationVersion)break;o.general_profile_space=e[1]>>6&3,o.general_tier_flag=e[1]>>5&1,o.general_profile_idc=31&e[1],o.general_profile_compatibility_flags=e[2]<<24|e[3]<<16|e[4]<<8|e[5],o.general_constraint_indicator_flags=e[6]<<24|e[7]<<16|e[8]<<8|e[9],o.general_constraint_indicator_flags=o.general_constraint_indicator_flags<<16|e[10]<<8|e[11],o.general_level_idc=e[12],o.min_spatial_segmentation_idc=(15&e[13])<<8|e[14],o.parallelismType=3&e[15],o.chromaFormat=3&e[16],o.bitDepthLumaMinus8=7&e[17],o.bitDepthChromaMinus8=7&e[18],o.avgFrameRate=e[19]<<8|e[20],o.constantFrameRate=e[21]>>6&3,o.numTemporalLayers=e[21]>>3&7,o.temporalIdNested=e[21]>>2&1,o.lengthSizeMinusOne=3&e[21];let t=e[22],r=e.slice(23);for(let e=0;e<t&&!(r.length<3);e++){var a=63&r[0],i=r[1]<<8|r[2];r=r.slice(3);for(let e=0;e<i&&!(r.length<2);e++){var s,l=r[0]<<8|r[1];if(r.length<2+l)break;r=r.slice(2),33==a&&((s=new Uint8Array(l)).set(r.slice(0,l),0),o.psps=function(e){var t={},r=e.length,n=[],o=new he(e);o.read(1),o.read(6),o.read(6),o.read(3);for(let e=2;e<r;e++)e+2<r&&3==o.look(24)?(n.push(o.read(8)),n.push(o.read(8)),e+=2,o.read(8)):n.push(o.read(8));var a,i,e=new Uint8Array(n),e=new he(e);return t.sps_video_parameter_set_id=e.read(4),t.sps_max_sub_layers_minus1=e.read(3),t.sps_temporal_id_nesting_flag=e.read(1),t.profile_tier_level=function(t,r){var n={};n.profile_space=t.read(2),n.tier_flag=t.read(1),n.profile_idc=t.read(5),n.profile_compatibility_flags=t.read(32),n.general_progressive_source_flag=t.read(1),n.general_interlaced_source_flag=t.read(1),n.general_non_packed_constraint_flag=t.read(1),n.general_frame_only_constraint_flag=t.read(1),t.read(32),t.read(12),n.level_idc=t.read(8),n.sub_layer_profile_present_flag=[],n.sub_layer_level_present_flag=[];for(let e=0;e<r;e++)n.sub_layer_profile_present_flag[e]=t.read(1),n.sub_layer_level_present_flag[e]=t.read(1);if(0<r)for(let e=r;e<8;e++)t.read(2);n.sub_layer_profile_space=[],n.sub_layer_tier_flag=[],n.sub_layer_profile_idc=[],n.sub_layer_profile_compatibility_flag=[],n.sub_layer_progressive_source_flag=[],n.sub_layer_interlaced_source_flag=[],n.sub_layer_non_packed_constraint_flag=[],n.sub_layer_frame_only_constraint_flag=[],n.sub_layer_level_idc=[];for(let e=0;e<r;e++)n.sub_layer_profile_present_flag[e]&&(n.sub_layer_profile_space[e]=t.read(2),n.sub_layer_tier_flag[e]=t.read(1),n.sub_layer_profile_idc[e]=t.read(5),n.sub_layer_profile_compatibility_flag[e]=t.read(32),n.sub_layer_progressive_source_flag[e]=t.read(1),n.sub_layer_interlaced_source_flag[e]=t.read(1),n.sub_layer_non_packed_constraint_flag[e]=t.read(1),n.sub_layer_frame_only_constraint_flag[e]=t.read(1),t.read(32),t.read(12)),n.sub_layer_level_present_flag[e]?n.sub_layer_level_idc[e]=t.read(8):n.sub_layer_level_idc[e]=1;return n}(e,t.sps_max_sub_layers_minus1),t.sps_seq_parameter_set_id=e.read_golomb(),t.chroma_format_idc=e.read_golomb(),t.separate_colour_plane_flag=3==t.chroma_format_idc?e.read(1):0,t.pic_width_in_luma_samples=e.read_golomb(),t.pic_height_in_luma_samples=e.read_golomb(),t.conformance_window_flag=e.read(1),t.conformance_window_flag?(a=1+(t.chroma_format_idc<2),i=1+(t.chroma_format_idc<3),t.conf_win_left_offset=e.read_golomb()*i,t.conf_win_right_offset=e.read_golomb()*i,t.conf_win_top_offset=e.read_golomb()*a,t.conf_win_bottom_offset=e.read_golomb()*a):(t.conf_win_left_offset=0,t.conf_win_right_offset=0,t.conf_win_top_offset=0,t.conf_win_bottom_offset=0),t}(s),n.profile=o.general_profile_idc,n.level=o.general_level_idc/30,n.width=o.psps.pic_width_in_luma_samples-(o.psps.conf_win_left_offset+o.psps.conf_win_right_offset),n.height=o.psps.pic_height_in_luma_samples-(o.psps.conf_win_top_offset+o.psps.conf_win_bottom_offset)),r=r.slice(l)}}}while(0);return n.codecWidth=n.width||1920,n.codecHeight=n.height||1080,n.presentHeight=n.codecHeight,n.presentWidth=n.codecWidth,n.timescale=1e3,n.refSampleDuration=1e3/23976*1e3,n.videoType="hevc",n}(t)),e.codecWidth&&e.codecHeight&&c&&f&&(e.codecWidth!==c||e.codecHeight!==f)&&(F.debug.warn("worker",`
- decodeVideo: video width or height is changed,
- old width is ${c}, old height is ${f},
- new width is ${e.codecWidth}, new height is ${e.codecHeight},
- and emit change event`),A=!0,postMessage({cmd:"wasmWidthOrHeightChange"}))}var o;A?F.debug.warn("worker","decodeVideo: video width or height is changed, and return"):F.isVideoSequenceHeader(t)?F.debug.warn("worker","decodeVideo and payload is video sequence header so drop this frame"):t.byteLength<12?F.debug.warn("worker","decodeVideo and payload is too small , payload length is "+t.byteLength):(o=t.slice(5),P.decode(o,e?1:0,r),F._opt.isRecording&&F._opt.recordType===L&&postMessage({cmd:"videoNalu",buffer:o,isIFrame:e,ts:r,cts:n},[t.buffer]))}else F.debug.warn("worker","decodeVideo: first frame is not iframe");else F.setCodecVideo(t)},clearBuffer:function(){var e=0<arguments.length&&void 0!==arguments[0]&&arguments[0];F.debug.log("worker",`clearBuffer,bufferList length is ${o.length}, need clear is `+e),e&&(o=[]),F.resetAllDelay(),F.dropping=!0},dropBuffer$2:function(){var e,t,r;0<o.length&&(F.isPushDropping=!0,0<=(e=o.findIndex(e=>fe(e.isIFrame)&&2===e.type))?(t=(o=o.slice(e)).shift(),r=F.getDelayNotUpdateDelay(t.ts),F.doDecode(t),F.isPushDropping=!1,F.debug.log("worker",`dropBuffer$2() iFrameIndex is ${e},and bufferList length is ${o.length} and tempDelay is ${r} ,delay is ${F.delay} `)):F.isPushDropping=!1),0===o.length&&(F.isPushDropping=!1)},demuxM7s:function(e){var t,r=new DataView(e),n=r.getUint32(1,!1);switch(r.getUint8(0)){case 1:F.decode(new Uint8Array(e,5),{type:1,ts:n});break;case 2:5<r.byteLength&&(t=r.getUint8(5)>>4==1,F.isPlayer&&(F.calcNetworkDelay(n),t)&&F.calcIframeIntervalTimestamp(n),F.decode(new Uint8Array(e,5),{type:2,ts:n,isIFrame:t}))}},demuxNakedFlow:function(e){C.dispatch(e)},calcNetworkDelay:function(e){var t,r,n;m&&0<e&&(null===_?(_=e,w=ue()):e<_&&(F.debug.warn("worker",`calcNetworkDelay, dts is ${e} less than bufferStartDts is `+_),_=e,w=ue()),n=(t=e-_)<(r=ue()-w)?r-t:0,(F.networkDelay=n)>F._opt.networkDelay)&&F._opt.playType===x&&(F.debug.warn("worker",`calcNetworkDelay now dts:${e}, start dts is ${_} vs start is ${t},local diff is ${r} ,delay is `+n),postMessage({cmd:I,type:"networkDelayTimeout",value:n}))},calcIframeIntervalTimestamp:function(e){null===t?t=e:t<e&&(postMessage({cmd:"iframeIntervalTs",value:e-t}),t=e)},canVisibilityDecodeNotDrop:function(){return F._opt.visibility&&c*f<=2073600},isPlaybackCacheBeforeDecodeForFpsRender:function(){return!F.isPlayer&&F._opt.playbackIsCacheBeforeDecodeForFpsRender},isPlaybackOnlyDecodeIFrame:function(){return F._opt.playbackRate>=F._opt.playbackForwardMaxRateDecodeIFrame},playbackUpdatePlaybackRate:function(){F.clearBuffer(!0)},isVideoSequenceHeader:function(e){return e[0]>>4==1&&e[1]===se},onOffscreenCanvasWebglContextLost:function(e){F.debug.error("worker","handleOffscreenCanvasWebglContextLost and next try to create webgl"),e.preventDefault(),D=!0,F.webglObj.destroy(),F.webglObj=null,F.offscreenCanvasGL=null,setTimeout(()=>{F.offscreenCanvasGL=F.offscreenCanvas.getContext("webgl"),F.offscreenCanvasGL&&F.offscreenCanvasGL.getContextAttributes().stencil?(F.webglObj=J(F.offscreenCanvasGL,F._opt.openWebglAlignment),D=!1):F.debug.error("worker","handleOffscreenCanvasWebglContextLost, stencil is false")},500)},onOffscreenCanvasWebglContextRestored:function(e){F.debug.log("worker","handleOffscreenCanvasWebglContextRestored"),e.preventDefault()},videoInfo:function(e,t,r){postMessage({cmd:re,code:e}),postMessage({cmd:ee,w:t,h:r}),c=t,f=r,F.useOffscreen()&&(F.offscreenCanvas=new OffscreenCanvas(t,r),F.offscreenCanvasGL=F.offscreenCanvas.getContext("webgl"),F.webglObj=J(F.offscreenCanvasGL,F._opt.openWebglAlignment),F.offscreenCanvas.addEventListener("webglcontextlost",F.onOffscreenCanvasWebglContextLost,!1),F.offscreenCanvas.addEventListener("webglcontextrestored",F.onOffscreenCanvasWebglContextRestored,!1))},audioInfo:function(e,t,r){postMessage({cmd:"audioCode",code:e}),postMessage({cmd:"initAudio",sampleRate:t,channels:r}),E=r},yuvData:function(e,t){if(F.isDestroyed)F.debug.log("worker","yuvData, decoder is destroyed and return");else{var r,n=c*f*3/2,e=l.HEAPU8.subarray(e,e+n),n=new Uint8Array(e);if(F.useOffscreen())try{D||(F.webglObj.renderYUV(c,f,n),r=F.offscreenCanvas.transferToImageBitmap(),postMessage({cmd:R,buffer:r,delay:F.delay,ts:t},[r]))}catch(e){F.debug.error("worker","yuvData, transferToImageBitmap error is",e)}else postMessage({cmd:R,output:n,delay:F.delay,ts:t},[n.buffer])}},pcmData:function(o,a,i){if(F.isDestroyed)F.debug.log("worker","pcmData, decoder is destroyed and return");else{let t=a,r=[],e=0,n=F._opt.audioBufferSize;for(let e=0;e<2;e++){var s=l.HEAPU32[(o>>2)+e]>>2;r[e]=l.HEAPF32.subarray(s,s+t)}if(b){if(!(t>=(a=n-b)))return b+=t,u[0]=Float32Array.of(...u[0],...r[0]),void(2==E&&(u[1]=Float32Array.of(...u[1],...r[1])));v[0]=Float32Array.of(...u[0],...r[0].subarray(0,a)),2==E&&(v[1]=Float32Array.of(...u[1],...r[1].subarray(0,a))),postMessage({cmd:te,buffer:v,ts:i},v.map(e=>e.buffer)),e=a,t-=a}for(b=t;b>=n;b-=n)v[0]=r[0].slice(e,e+=n),2==E&&(v[1]=r[1].slice(e-n,e)),postMessage({cmd:te,buffer:v,ts:i},v.map(e=>e.buffer));b&&(u[0]=r[0].slice(e),2==E)&&(u[1]=r[1].slice(e))}},sendWebsocketMessage:function(e){i?1===i.readyState?i.send(e):F.debug.error("worker","socket is not open"):F.debug.error("worker","socket is null")},timeEnd:function(){postMessage({cmd:"workerEnd"})}},U=(F.debug=new pe(F),null),P=(l.AudioDecoder&&(U=new l.AudioDecoder(F)),null);l.VideoDecoder&&(P=new l.VideoDecoder(F)),postMessage({cmd:"init"}),self.onmessage=function(e){var t=e.data;switch(t.cmd){case"init":try{F._opt=Object.assign(F._opt,JSON.parse(t.opt))}catch(e){}F.init();break;case"decode":F.pushBuffer(t.buffer,t.options);break;case"audioDecode":F.decodeAudio(t.buffer,t.ts);break;case"videoDecode":F.decodeVideo(t.buffer,t.ts,t.isIFrame);break;case"clearBuffer":F.clearBuffer(t.needClear);break;case"fetchStream":F.fetchStream(t.url,JSON.parse(t.opt));break;case"close":F.close();break;case"updateConfig":F.debug.log("worker","updateConfig",t.key,t.value),F._opt[t.key]=t.value,"playbackRate"===t.key&&(F.playbackUpdatePlaybackRate(),F.isPlaybackCacheBeforeDecodeForFpsRender())&&F.playbackCacheLoop();break;case"sendWsMessage":F.sendWebsocketMessage(t.message)}}}Date.now||(Date.now=function(){return(new Date).getTime()}),_.postRun=function(){Ge(_)}});
|
