@designcombo/frames/dist/frames.umd.cjs

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i=window.URL.createObjectURL(e),s=document.createElement("a");document.body.appendChild(s),s.setAttribute("href",i),s.setAttribute("download",t),s.setAttribute("target","_self"),s.click(),window.URL.revokeObjectURL(i)}else throw"DataStream.save: Can't create object URL."},a.prototype._dynamicSize=!0,Object.defineProperty(a.prototype,"dynamicSize",{get:function(){return this._dynamicSize},set:function(t){t||this._trimAlloc(),this._dynamicSize=t}}),a.prototype.shift=function(t){var e=new ArrayBuffer(this._byteLength-t),i=new Uint8Array(e),s=new Uint8Array(this._buffer,t,i.length);i.set(s),this.buffer=e,this.position-=t},a.prototype.writeInt32Array=function(t,e){if(this._realloc(t.length*4),t instanceof Int32Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapInt32Array(t.length,e);else for(var i=0;i<t.length;i++)this.writeInt32(t[i],e)},a.prototype.writeInt16Array=function(t,e){if(this._realloc(t.length*2),t instanceof Int16Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapInt16Array(t.length,e);else for(var i=0;i<t.length;i++)this.writeInt16(t[i],e)},a.prototype.writeInt8Array=function(t){if(this._realloc(t.length*1),t instanceof Int8Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapInt8Array(t.length);else for(var e=0;e<t.length;e++)this.writeInt8(t[e])},a.prototype.writeUint32Array=function(t,e){if(this._realloc(t.length*4),t instanceof Uint32Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapUint32Array(t.length,e);else for(var i=0;i<t.length;i++)this.writeUint32(t[i],e)},a.prototype.writeUint16Array=function(t,e){if(this._realloc(t.length*2),t instanceof Uint16Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapUint16Array(t.length,e);else for(var i=0;i<t.length;i++)this.writeUint16(t[i],e)},a.prototype.writeUint8Array=function(t){if(this._realloc(t.length*1),t instanceof Uint8Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapUint8Array(t.length);else for(var e=0;e<t.length;e++)this.writeUint8(t[e])},a.prototype.writeFloat64Array=function(t,e){if(this._realloc(t.length*8),t instanceof Float64Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapFloat64Array(t.length,e);else for(var i=0;i<t.length;i++)this.writeFloat64(t[i],e)},a.prototype.writeFloat32Array=function(t,e){if(this._realloc(t.length*4),t instanceof Float32Array&&this.byteOffset+this.position%t.BYTES_PER_ELEMENT===0)a.memcpy(this._buffer,this.byteOffset+this.position,t.buffer,0,t.byteLength),this.mapFloat32Array(t.length,e);else for(var i=0;i<t.length;i++)this.writeFloat32(t[i],e)},a.prototype.writeInt32=function(t,e){this._realloc(4),this._dataView.setInt32(this.position,t,e??this.endianness),this.position+=4},a.prototype.writeInt16=function(t,e){this._realloc(2),this._dataView.setInt16(this.position,t,e??this.endianness),this.position+=2},a.prototype.writeInt8=function(t){this._realloc(1),this._dataView.setInt8(this.position,t),this.position+=1},a.prototype.writeUint32=function(t,e){this._realloc(4),this._dataView.setUint32(this.position,t,e??this.endianness),this.position+=4},a.prototype.writeUint16=function(t,e){this._realloc(2),this._dataView.setUint16(this.position,t,e??this.endianness),this.position+=2},a.prototype.writeUint8=function(t){this._realloc(1),this._dataView.setUint8(this.position,t),this.position+=1},a.prototype.writeFloat32=function(t,e){this._realloc(4),this._dataView.setFloat32(this.position,t,e??this.endianness),this.position+=4},a.prototype.writeFloat64=function(t,e){this._realloc(8),this._dataView.setFloat64(this.position,t,e??this.endianness),this.position+=8},a.prototype.writeUCS2String=function(t,e,i){i==null&&(i=t.length);for(var s=0;s<t.length&&s<i;s++)this.writeUint16(t.charCodeAt(s),e);for(;s<i;s++)this.writeUint16(0)},a.prototype.writeString=function(t,e,i){var s=0;if(e==null||e=="ASCII")if(i!=null){var o=Math.min(t.length,i);for(s=0;s<o;s++)this.writeUint8(t.charCodeAt(s));for(;s<i;s++)this.writeUint8(0)}else for(s=0;s<t.length;s++)this.writeUint8(t.charCodeAt(s));else this.writeUint8Array(new TextEncoder(e).encode(t.substring(0,i)))},a.prototype.writeCString=function(t,e){var i=0;if(e!=null){var s=Math.min(t.length,e);for(i=0;i<s;i++)this.writeUint8(t.charCodeAt(i));for(;i<e;i++)this.writeUint8(0)}else{for(i=0;i<t.length;i++)this.writeUint8(t.charCodeAt(i));this.writeUint8(0)}},a.prototype.writeStruct=function(t,e){for(var i=0;i<t.length;i+=2){var s=t[i+1];this.writeType(s,e[t[i]],e)}},a.prototype.writeType=function(t,e,i){var s;if(typeof t=="function")return t(this,e);if(typeof t=="object"&&!(t instanceof Array))return t.set(this,e,i);var o=null,c="ASCII",u=this.position;switch(typeof t=="string"&&/:/.test(t)&&(s=t.split(":"),t=s[0],o=parseInt(s[1])),typeof t=="string"&&/,/.test(t)&&(s=t.split(","),t=s[0],c=parseInt(s[1])),t){case"uint8":this.writeUint8(e);break;case"int8":this.writeInt8(e);break;case"uint16":this.writeUint16(e,this.endianness);break;case"int16":this.writeInt16(e,this.endianness);break;case"uint32":this.writeUint32(e,this.endianness);break;case"int32":this.writeInt32(e,this.endianness);break;case"float32":this.writeFloat32(e,this.endianness);break;case"float64":this.writeFloat64(e,this.endianness);break;case"uint16be":this.writeUint16(e,a.BIG_ENDIAN);break;case"int16be":this.writeInt16(e,a.BIG_ENDIAN);break;case"uint32be":this.writeUint32(e,a.BIG_ENDIAN);break;case"int32be":this.writeInt32(e,a.BIG_ENDIAN);break;case"float32be":this.writeFloat32(e,a.BIG_ENDIAN);break;case"float64be":this.writeFloat64(e,a.BIG_ENDIAN);break;case"uint16le":this.writeUint16(e,a.LITTLE_ENDIAN);break;case"int16le":this.writeInt16(e,a.LITTLE_ENDIAN);break;case"uint32le":this.writeUint32(e,a.LITTLE_ENDIAN);break;case"int32le":this.writeInt32(e,a.LITTLE_ENDIAN);break;case"float32le":this.writeFloat32(e,a.LITTLE_ENDIAN);break;case"float64le":this.writeFloat64(e,a.LITTLE_ENDIAN);break;case"cstring":this.writeCString(e,o);break;case"string":this.writeString(e,c,o);break;case"u16string":this.writeUCS2String(e,this.endianness,o);break;case"u16stringle":this.writeUCS2String(e,a.LITTLE_ENDIAN,o);break;case"u16stringbe":this.writeUCS2String(e,a.BIG_ENDIAN,o);break;default:if(t.length==3){for(var _=t[1],g=0;g<e.length;g++)this.writeType(_,e[g]);break}else{this.writeStruct(t,e);break}}o!=null&&(this.position=u,this._realloc(o),this.position=u+o)},a.prototype.writeUint64=function(t){var e=Math.floor(t/f);this.writeUint32(e),this.writeUint32(t&4294967295)},a.prototype.writeUint24=function(t){this.writeUint8((t&16711680)>>16),this.writeUint8((t&65280)>>8),this.writeUint8(t&255)},a.prototype.adjustUint32=function(t,e){var i=this.position;this.seek(t),this.writeUint32(e),this.seek(i)},a.prototype.mapInt32Array=function(t,e){this._realloc(t*4);var i=new Int32Array(this._buffer,this.byteOffset+this.position,t);return a.arrayToNative(i,e??this.endianness),this.position+=t*4,i},a.prototype.mapInt16Array=function(t,e){this._realloc(t*2);var i=new Int16Array(this._buffer,this.byteOffset+this.position,t);return a.arrayToNative(i,e??this.endianness),this.position+=t*2,i},a.prototype.mapInt8Array=function(t){this._realloc(t*1);var e=new Int8Array(this._buffer,this.byteOffset+this.position,t);return this.position+=t*1,e},a.prototype.mapUint32Array=function(t,e){this._realloc(t*4);var i=new Uint32Array(this._buffer,this.byteOffset+this.position,t);return a.arrayToNative(i,e??this.endianness),this.position+=t*4,i},a.prototype.mapUint16Array=function(t,e){this._realloc(t*2);var i=new Uint16Array(this._buffer,this.byteOffset+this.position,t);return a.arrayToNative(i,e??this.endianness),this.position+=t*2,i},a.prototype.mapFloat64Array=function(t,e){this._realloc(t*8);var i=new Float64Array(this._buffer,this.byteOffset+this.position,t);return a.arrayToNative(i,e??this.endianness),this.position+=t*8,i},a.prototype.mapFloat32Array=function(t,e){this._realloc(t*4);var i=new Float32Array(this._buffer,this.byteOffset+this.position,t);return a.arrayToNative(i,e??this.endianness),this.position+=t*4,i};var d=function(t){this.buffers=[],this.bufferIndex=-1,t&&(this.insertBuffer(t),this.bufferIndex=0)};d.prototype=new a(new ArrayBuffer,0,a.BIG_ENDIAN),d.prototype.initialized=function(){var t;return this.bufferIndex>-1?!0:this.buffers.length>0?(t=this.buffers[0],t.fileStart===0?(this.buffer=t,this.bufferIndex=0,r.debug("MultiBufferStream","Stream ready for parsing"),!0):(r.warn("MultiBufferStream","The first buffer should have a fileStart of 0"),this.logBufferLevel(),!1)):(r.warn("MultiBufferStream","No buffer to start parsing from"),this.logBufferLevel(),!1)},ArrayBuffer.concat=function(t,e){r.debug("ArrayBuffer","Trying to create a new buffer of size: "+(t.byteLength+e.byteLength));var i=new Uint8Array(t.byteLength+e.byteLength);return i.set(new Uint8Array(t),0),i.set(new Uint8Array(e),t.byteLength),i.buffer},d.prototype.reduceBuffer=function(t,e,i){var s;return s=new Uint8Array(i),s.set(new Uint8Array(t,e,i)),s.buffer.fileStart=t.fileStart+e,s.buffer.usedBytes=0,s.buffer},d.prototype.insertBuffer=function(t){for(var e=!0,i=0;i<this.buffers.length;i++){var s=this.buffers[i];if(t.fileStart<=s.fileStart){if(t.fileStart===s.fileStart)if(t.byteLength>s.byteLength){this.buffers.splice(i,1),i--;continue}else r.warn("MultiBufferStream","Buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+") already appended, ignoring");else t.fileStart+t.byteLength<=s.fileStart||(t=this.reduceBuffer(t,0,s.fileStart-t.fileStart)),r.debug("MultiBufferStream","Appending new buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+")"),this.buffers.splice(i,0,t),i===0&&(this.buffer=t);e=!1;break}else if(t.fileStart<s.fileStart+s.byteLength){var o=s.fileStart+s.byteLength-t.fileStart,c=t.byteLength-o;if(c>0)t=this.reduceBuffer(t,o,c);else{e=!1;break}}}e&&(r.debug("MultiBufferStream","Appending new buffer (fileStart: "+t.fileStart+" - Length: "+t.byteLength+")"),this.buffers.push(t),i===0&&(this.buffer=t))},d.prototype.logBufferLevel=function(t){var e,i,s,o,c=[],u,_="";for(s=0,o=0,e=0;e<this.buffers.length;e++)i=this.buffers[e],e===0?(u={},c.push(u),u.start=i.fileStart,u.end=i.fileStart+i.byteLength,_+="["+u.start+"-"):u.end===i.fileStart?u.end=i.fileStart+i.byteLength:(u={},u.start=i.fileStart,_+=c[c.length-1].end-1+"], ["+u.start+"-",u.end=i.fileStart+i.byteLength,c.push(u)),s+=i.usedBytes,o+=i.byteLength;c.length>0&&(_+=u.end-1+"]");var g=t?r.info:r.debug;this.buffers.length===0?g("MultiBufferStream","No more buffer in memory"):g("MultiBufferStream",""+this.buffers.length+" stored buffer(s) ("+s+"/"+o+" bytes), continuous ranges: "+_)},d.prototype.cleanBuffers=function(){var t,e;for(t=0;t<this.buffers.length;t++)e=this.buffers[t],e.usedBytes===e.byteLength&&(r.debug("MultiBufferStream","Removing buffer #"+t),this.buffers.splice(t,1),t--)},d.prototype.mergeNextBuffer=function(){var t;if(this.bufferIndex+1<this.buffers.length)if(t=this.buffers[this.bufferIndex+1],t.fileStart===this.buffer.fileStart+this.buffer.byteLength){var e=this.buffer.byteLength,i=this.buffer.usedBytes,s=this.buffer.fileStart;return this.buffers[this.bufferIndex]=ArrayBuffer.concat(this.buffer,t),this.buffer=this.buffers[this.bufferIndex],this.buffers.splice(this.bufferIndex+1,1),this.buffer.usedBytes=i,this.buffer.fileStart=s,r.debug("ISOFile","Concatenating buffer for box parsing (length: "+e+"->"+this.buffer.byteLength+")"),!0}else return!1;else return!1},d.prototype.findPosition=function(t,e,i){var s,o=null,c=-1;for(t===!0?s=0:s=this.bufferIndex;s<this.buffers.length&&(o=this.buffers[s],o.fileStart<=e);){c=s,i&&(o.fileStart+o.byteLength<=e?o.usedBytes=o.byteLength:o.usedBytes=e-o.fileStart,this.logBufferLevel());s++}return c!==-1?(o=this.buffers[c],o.fileStart+o.byteLength>=e?(r.debug("MultiBufferStream","Found position in existing buffer #"+c),c):-1):-1},d.prototype.findEndContiguousBuf=function(t){var e,i,s,o=t!==void 0?t:this.bufferIndex;if(i=this.buffers[o],this.buffers.length>o+1)for(e=o+1;e<this.buffers.length&&(s=this.buffers[e],s.fileStart===i.fileStart+i.byteLength);e++)i=s;return i.fileStart+i.byteLength},d.prototype.getEndFilePositionAfter=function(t){var e=this.findPosition(!0,t,!1);return e!==-1?this.findEndContiguousBuf(e):t},d.prototype.addUsedBytes=function(t){this.buffer.usedBytes+=t,this.logBufferLevel()},d.prototype.setAllUsedBytes=function(){this.buffer.usedBytes=this.buffer.byteLength,this.logBufferLevel()},d.prototype.seek=function(t,e,i){var s;return s=this.findPosition(e,t,i),s!==-1?(this.buffer=this.buffers[s],this.bufferIndex=s,this.position=t-this.buffer.fileStart,r.debug("MultiBufferStream","Repositioning parser at buffer position: "+this.position),!0):(r.debug("MultiBufferStream","Position "+t+" not found in buffered data"),!1)},d.prototype.getPosition=function(){if(this.bufferIndex===-1||this.buffers[this.bufferIndex]===null)throw"Error accessing position in the MultiBufferStream";return this.buffers[this.bufferIndex].fileStart+this.position},d.prototype.getLength=function(){return this.byteLength},d.prototype.getEndPosition=function(){if(this.bufferIndex===-1||this.buffers[this.bufferIndex]===null)throw"Error accessing position in the MultiBufferStream";return this.buffers[this.bufferIndex].fileStart+this.byteLength},l.MultiBufferStream=d;var p=function(){var t=3,e=4,i=5,s=6,o=[];o[t]="ES_Descriptor",o[e]="DecoderConfigDescriptor",o[i]="DecoderSpecificInfo",o[s]="SLConfigDescriptor",this.getDescriptorName=function(_){return o[_]};var c=this,u={};return this.parseOneDescriptor=function(_){var g=0,w,S,E;for(w=_.readUint8(),E=_.readUint8();E&128;)g=(E&127)<<7,E=_.readUint8();return g+=E&127,r.debug("MPEG4DescriptorParser","Found "+(o[w]||"Descriptor "+w)+", size "+g+" at position "+_.getPosition()),o[w]?S=new u[o[w]](g):S=new u.Descriptor(g),S.parse(_),S},u.Descriptor=function(_,g){this.tag=_,this.size=g,this.descs=[]},u.Descriptor.prototype.parse=function(_){this.data=_.readUint8Array(this.size)},u.Descriptor.prototype.findDescriptor=function(_){for(var g=0;g<this.descs.length;g++)if(this.descs[g].tag==_)return this.descs[g];return null},u.Descriptor.prototype.parseRemainingDescriptors=function(_){for(var g=_.position;_.position<g+this.size;){var w=c.parseOneDescriptor(_);this.descs.push(w)}},u.ES_Descriptor=function(_){u.Descriptor.call(this,t,_)},u.ES_Descriptor.prototype=new u.Descriptor,u.ES_Descriptor.prototype.parse=function(_){if(this.ES_ID=_.readUint16(),this.flags=_.readUint8(),this.size-=3,this.flags&128?(this.dependsOn_ES_ID=_.readUint16(),this.size-=2):this.dependsOn_ES_ID=0,this.flags&64){var g=_.readUint8();this.URL=_.readString(g),this.size-=g+1}else this.URL="";this.flags&32?(this.OCR_ES_ID=_.readUint16(),this.size-=2):this.OCR_ES_ID=0,this.parseRemainingDescriptors(_)},u.ES_Descriptor.prototype.getOTI=function(_){var g=this.findDescriptor(e);return g?g.oti:0},u.ES_Descriptor.prototype.getAudioConfig=function(_){var g=this.findDescriptor(e);if(!g)return null;var w=g.findDescriptor(i);if(w&&w.data){var S=(w.data[0]&248)>>3;return S===31&&w.data.length>=2&&(S=32+((w.data[0]&7)<<3)+((w.data[1]&224)>>5)),S}else return null},u.DecoderConfigDescriptor=function(_){u.Descriptor.call(this,e,_)},u.DecoderConfigDescriptor.prototype=new u.Descriptor,u.DecoderConfigDescriptor.prototype.parse=function(_){this.oti=_.readUint8(),this.streamType=_.readUint8(),this.bufferSize=_.readUint24(),this.maxBitrate=_.readUint32(),this.avgBitrate=_.readUint32(),this.size-=13,this.parseRemainingDescriptors(_)},u.DecoderSpecificInfo=function(_){u.Descriptor.call(this,i,_)},u.DecoderSpecificInfo.prototype=new u.Descriptor,u.SLConfigDescriptor=function(_){u.Descriptor.call(this,s,_)},u.SLConfigDescriptor.prototype=new u.Descriptor,this};l.MPEG4DescriptorParser=p;var n={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"]],boxCodes:[],fullBoxCodes:[],containerBoxCodes:[],sampleEntryCodes:{},sampleGroupEntryCodes:[],trackGroupTypes:[],UUIDBoxes:{},UUIDs:[],initialize:function(){n.FullBox.prototype=new n.Box,n.ContainerBox.prototype=new n.Box,n.SampleEntry.prototype=new n.Box,n.TrackGroupTypeBox.prototype=new n.FullBox,n.BASIC_BOXES.forEach(function(t){n.createBoxCtor(t)}),n.FULL_BOXES.forEach(function(t){n.createFullBoxCtor(t)}),n.CONTAINER_BOXES.forEach(function(t){n.createContainerBoxCtor(t[0],null,t[1])})},Box:function(t,e,i){this.type=t,this.size=e,this.uuid=i},FullBox:function(t,e,i){n.Box.call(this,t,e,i),this.flags=0,this.version=0},ContainerBox:function(t,e,i){n.Box.call(this,t,e,i),this.boxes=[]},SampleEntry:function(t,e,i,s){n.ContainerBox.call(this,t,e),this.hdr_size=i,this.start=s},SampleGroupEntry:function(t){this.grouping_type=t},TrackGroupTypeBox:function(t,e){n.FullBox.call(this,t,e)},createBoxCtor:function(t,e){n.boxCodes.push(t),n[t+"Box"]=function(i){n.Box.call(this,t,i)},n[t+"Box"].prototy