src/tests/cefclient/resources/drm.html - cef - Git at Google

 <html>
 <head>
 <title>DRM Test</title>
 <script language="JavaScript">

 function setup() {
   if (location.hostname == 'tests' || location.hostname == 'localhost')
     return;

   alert('This page can only be run from tests or localhost.');

   // Disable all elements.
   var elements = document.getElementById("form").elements;
   for (var i = 0, element; element = elements[i++]; ) {
     element.disabled = true;
   }

   doTest();
 }

 // Based on DRM detection code from https://github.com/google/shaka-player
 function probeSupport() {
   var tests = [];
   var testKeySystems = [
     'org.w3.clearkey',
     'com.widevine.alpha',
   ];

   var basicVideoCapabilities = [
     { contentType: 'video/mp4; codecs="avc1.42E01E"' },
     { contentType: 'video/webm; codecs="vp9"' }
   ];

   var basicConfig = {
     videoCapabilities: basicVideoCapabilities
   };
   var offlineConfig = {
     videoCapabilities: basicVideoCapabilities,
     persistentState: 'required',
     sessionTypes: ['persistent-license']
   };

   // Try the offline config first, then fall back to the basic config.
   var configs = [offlineConfig, basicConfig];

   var support = {};
   testKeySystems.forEach(function(keySystem) {
     var p = navigator.requestMediaKeySystemAccess(keySystem, configs)
         .then(function(access) {
           // We can't (yet) trust every browser to report the session types they
           // support in access.getConfiguration().  Therefore, we create a
           // MediaKeys object and try to create an offline session.
           // https://goo.gl/gtYT3z, https://goo.gl/rvnB1g, https://goo.gl/z0URJ0
           var mediaKeys = access.createMediaKeys();
           var persistentState = false;
           try {
             // This will throw if persistent licenses are not supported.
             mediaKeys.createSession('persistent-license');
             persistentState = true;
           } catch (e) {}

           support[keySystem] = {persistentState: persistentState};
         }, function() {
           support[keySystem] = null;
         });
     tests.push(p);
   });

   return Promise.all(tests).then(function() {
     return support;
   });
 }

 function getWidevineCdmInfo() {
   if (!('Widevine Content Decryption Module' in navigator.plugins)) {
     return "Widevine CDM plugin not loaded.";
   }

   var plugin = navigator.plugins['Widevine Content Decryption Module'];
   return "Widevine CDM plugin:\n" + JSON.stringify({
     "name": plugin.name,
     "filename": plugin.filename,
     "description": plugin.description,
   }, null, '  ')
 }

 function printSupport(support) {
   var output = document.getElementById('output');
   output.textContent = getWidevineCdmInfo() + "\n\nDRM Support:\n" + support;
 }

 function doTest() {
   probeSupport().then(function(support) {
     printSupport(JSON.stringify(support, null, '  '));
   });
 }

 // Send a message to the browser process.
 function sendMessage() {
   // Create the request object.
   var request = {};
   request.widevine_cdm_path =
       document.getElementById("widevine_cdm_path").value;

   // Results in a call to the OnQuery method in drm_test.cc
   window.cefQuery({
     request: JSON.stringify(request),
     onSuccess: function(response) {
       alert('Widevine CDM plugin loaded successfully!');
       // Registration succeeded so test again.
       doTest();
     },
     onFailure: function(error_code, error_message) {
       alert(error_message + ' (' + error_code + ')');
     }
   });
 }

 </script>

 </head>
 <body bgcolor="white" onload="setup()">
 Important notes:
 <ul>
 <li>Clearkey support is built in and should always be enabled.</li>
 <li>Widevine support requires CDM binaries that must be downloaded from Google. Contact Google <a href="https://www.widevine.com/contact.html">here</a> for details.</li>
 <li>Widevine support is enabled by calling the CefRegisterWidevineCdm() function. See comments in cef_web_plugin.h for usage.</li>
 <li>The CefRegisterWidevineCdm() function can be called during runtime on Windows and OS X to register Widevine binaries. Use the below form to test this capability.</li>
 <li>Calling CefRegisterWidevineCdm() before CefInitialize() is required on Linux.</li>
 <li>Cefclient will call CefRegisterWidevineCdm() before CefInitialize() if "--widevine-cdm-path=&lt;path&gt;" is specified on the command-line.</li>
 <li>View extended media support information <a href="https://shaka-player-demo.appspot.com/support.html">here</a>.</li>
 <li>Test DRM video playback <a href="https://shaka-player-demo.appspot.com/demo/">here</a>. Select an "asset" that includes Clearkey or Widevine in the name.</li>
 </ul>

 <form id="form">
 Widevine CDM Path: <input type="text" id="widevine_cdm_path" value="" size="40">
 <input type="button" onclick="sendMessage();" value="Load CDM">
 </form>
 <pre id="output"></pre>
 </body>
 </html>
	<html>
	<head>
	<title>DRM Test</title>
	<script language="JavaScript">

	function setup() {
	if (location.hostname == 'tests' \|\| location.hostname == 'localhost')
	return;

	alert('This page can only be run from tests or localhost.');

	// Disable all elements.
	var elements = document.getElementById("form").elements;
	for (var i = 0, element; element = elements[i++]; ) {
	element.disabled = true;
	}

	doTest();
	}

	// Based on DRM detection code from https://github.com/google/shaka-player
	function probeSupport() {
	var tests = [];
	var testKeySystems = [
	'org.w3.clearkey',
	'com.widevine.alpha',
	];

	var basicVideoCapabilities = [
	{ contentType: 'video/mp4; codecs="avc1.42E01E"' },
	{ contentType: 'video/webm; codecs="vp9"' }
	];

	var basicConfig = {
	videoCapabilities: basicVideoCapabilities
	};
	var offlineConfig = {
	videoCapabilities: basicVideoCapabilities,
	persistentState: 'required',
	sessionTypes: ['persistent-license']
	};

	// Try the offline config first, then fall back to the basic config.
	var configs = [offlineConfig, basicConfig];

	var support = {};
	testKeySystems.forEach(function(keySystem) {
	var p = navigator.requestMediaKeySystemAccess(keySystem, configs)
	.then(function(access) {
	// We can't (yet) trust every browser to report the session types they
	// support in access.getConfiguration(). Therefore, we create a
	// MediaKeys object and try to create an offline session.
	// https://goo.gl/gtYT3z, https://goo.gl/rvnB1g, https://goo.gl/z0URJ0
	var mediaKeys = access.createMediaKeys();
	var persistentState = false;
	try {
	// This will throw if persistent licenses are not supported.
	mediaKeys.createSession('persistent-license');
	persistentState = true;
	} catch (e) {}

	support[keySystem] = {persistentState: persistentState};
	}, function() {
	support[keySystem] = null;
	});
	tests.push(p);
	});

	return Promise.all(tests).then(function() {
	return support;
	});
	}

	function getWidevineCdmInfo() {
	if (!('Widevine Content Decryption Module' in navigator.plugins)) {
	return "Widevine CDM plugin not loaded.";
	}

	var plugin = navigator.plugins['Widevine Content Decryption Module'];
	return "Widevine CDM plugin:\n" + JSON.stringify({
	"name": plugin.name,
	"filename": plugin.filename,
	"description": plugin.description,
	}, null, ' ')
	}

	function printSupport(support) {
	var output = document.getElementById('output');
	output.textContent = getWidevineCdmInfo() + "\n\nDRM Support:\n" + support;
	}

	function doTest() {
	probeSupport().then(function(support) {
	printSupport(JSON.stringify(support, null, ' '));
	});
	}

	// Send a message to the browser process.
	function sendMessage() {
	// Create the request object.
	var request = {};
	request.widevine_cdm_path =
	document.getElementById("widevine_cdm_path").value;

	// Results in a call to the OnQuery method in drm_test.cc
	window.cefQuery({
	request: JSON.stringify(request),
	onSuccess: function(response) {
	alert('Widevine CDM plugin loaded successfully!');
	// Registration succeeded so test again.
	doTest();
	},
	onFailure: function(error_code, error_message) {
	alert(error_message + ' (' + error_code + ')');
	}
	});
	}

	</script>

	</head>
	<body bgcolor="white" onload="setup()">
	Important notes:
	<ul>
	<li>Clearkey support is built in and should always be enabled.</li>
	<li>Widevine support requires CDM binaries that must be downloaded from Google. Contact Google <a href="https://www.widevine.com/contact.html">here</a> for details.</li>
	<li>Widevine support is enabled by calling the CefRegisterWidevineCdm() function. See comments in cef_web_plugin.h for usage.</li>
	<li>The CefRegisterWidevineCdm() function can be called during runtime on Windows and OS X to register Widevine binaries. Use the below form to test this capability.</li>
	<li>Calling CefRegisterWidevineCdm() before CefInitialize() is required on Linux.</li>
	<li>Cefclient will call CefRegisterWidevineCdm() before CefInitialize() if "--widevine-cdm-path=<path>" is specified on the command-line.</li>
	<li>View extended media support information <a href="https://shaka-player-demo.appspot.com/support.html">here</a>.</li>
	<li>Test DRM video playback <a href="https://shaka-player-demo.appspot.com/demo/">here</a>. Select an "asset" that includes Clearkey or Widevine in the name.</li>
	</ul>

	<form id="form">
	Widevine CDM Path: <input type="text" id="widevine_cdm_path" value="" size="40">
	<input type="button" onclick="sendMessage();" value="Load CDM">
	</form>
	<pre id="output"></pre>
	</body>
	</html>