clearkey-retrieve-persistent-license.html (2684B)
1 <!doctype html> 2 <html> 3 <head> 4 <meta charset=utf-8> 5 <title>Encrypted Media Extensions: persistent-license, retrieve and playback, ClearKey</title> 6 <link rel="help" href="https://w3c.github.io/encrypted-media/"> 7 8 <!-- Helper scripts for Encrypted Media Extensions tests --> 9 <script src=/encrypted-media/util/utils.js></script> 10 <script src=/encrypted-media/util/utf8.js></script> 11 <script src=/encrypted-media/util/testmediasource.js></script> 12 13 </head> 14 <body> 15 <div id='log'></div> 16 17 <div id='video'> 18 <video id="videoelement" width="200px"></video> 19 </div> 20 21 <script> 22 // Wait for a message from the main window with details of our task 23 window.addEventListener( 'message', function( event ) { 24 25 var config = event.data.config, 26 configuration = { initDataTypes: [ config.initDataType ], 27 audioCapabilities: [ { contentType: config.audioType } ], 28 videoCapabilities: [ { contentType: config.videoType } ], 29 sessionTypes: [ 'persistent-license' ] }, 30 assertions = [ ]; 31 32 var _mediaKeySession; 33 34 config.video = document.getElementById('videoelement'); 35 36 function onComplete() { 37 window.opener.postMessage({ testResult: assertions }, '*'); 38 } 39 40 function onFailure(error) { 41 assertions.push( { actual: false, expected: true, message: error.toString() } ); 42 onComplete(); 43 } 44 45 function onTimeupdate(event) { 46 if ( config.video.currentTime > ( config.duration || 1 ) ) { 47 config.video.pause(); 48 _mediaKeySession.close() 49 } 50 } 51 52 navigator.requestMediaKeySystemAccess(config.keysystem, [ configuration ] ) 53 .then(function(access) { 54 return access.createMediaKeys(); 55 }).then(function(mediaKeys) { 56 return config.video.setMediaKeys(mediaKeys); 57 }).then(function() { 58 config.video.addEventListener('timeupdate', onTimeupdate, true); 59 _mediaKeySession = config.video.mediaKeys.createSession( 'persistent-license' ); 60 _mediaKeySession.closed.then(onComplete); 61 return _mediaKeySession.load(event.data.sessionId); 62 }).then(function( success ) { 63 if ( !success ) throw new DOMException( 'Could not load session' ); 64 return testmediasource(config); 65 }).then(function(source) { 66 config.video.src = URL.createObjectURL(source); 67 config.video.play(); 68 }) 69 .catch(onFailure); 70 } ); 71 72 </script> 73 </body> 74 </html>