shaka-player
Version:
DASH/EME video player library
126 lines (125 loc) • 535 kB
JavaScript
/*
@license
Shaka Player
Copyright 2016 Google LLC
SPDX-License-Identifier: Apache-2.0
*/
(function(){var innerGlobal=typeof window!="undefined"?window:global;var exportTo={};(function(window,global,module){/*
@license
Shaka Player
Copyright 2016 Google LLC
SPDX-License-Identifier: Apache-2.0
*/
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function Nd(a,b,c){var d=a.audio,e=a.video;c={type:c?"file":"media-source"};if(e){var f=e.codecs;if(e.codecs.includes(",")){var g=e.codecs.split(",");f=yc("video",g);f=Hd(f);g=yc("audio",g);g=Id(g);g=Hc(e.mimeType,g,"audio");c.audio={contentType:g,channels:2,bitrate:a.bandwidth||1,samplerate:1,spatialRendering:!1}}f=Hd(f);f=Hc(e.mimeType,f,"video");c.video={contentType:f,width:e.width||64,height:e.height||64,bitrate:e.bandwidth||a.bandwidth||1,framerate:e.frameRate||1};if(e.hdr)switch(e.hdr){case "SDR":c.video.transferFunction=
"srgb";break;case "PQ":c.video.transferFunction="pq";break;case "HLG":c.video.transferFunction="hlg"}}d&&(f=Id(d.codecs),f=Hc(d.mimeType,f,"audio"),c.audio={contentType:f,channels:d.channelsCount||2,bitrate:d.bandwidth||a.bandwidth||1,samplerate:d.audioSamplingRate||1,spatialRendering:d.spatialAudio});g=(a.video?a.video.drmInfos:[]).concat(a.audio?a.audio.drmInfos:[]);if(!g.length)return[c];a=[];f=new Map;g=r(g);for(var h=g.next();!h.done;h=g.next()){var k=h.value;f.get(k.keySystem)||f.set(k.keySystem,
[]);f.get(k.keySystem).push(k)}g=b?"required":"optional";b=b?["persistent-license"]:["temporary"];k=r(f.keys());for(var l=k.next();!l.done;l=k.next()){var m=l.value;l=Object.assign({},c);var n=f.get(m);m={keySystem:m,initDataType:"cenc",persistentState:g,distinctiveIdentifier:"optional",sessionTypes:b};n=r(n);for(h=n.next();!h.done;h=n.next()){h=h.value;if(h.initData&&h.initData.length){for(var p=new Set,t=r(h.initData),u=t.next();!u.done;u=t.next())p.add(u.value.initDataType);m.initDataType=h.initData[0].initDataType}h.distinctiveIdentifierRequired&&
(m.distinctiveIdentifier="required");h.persistentStateRequired&&(m.persistentState="required");h.sessio