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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // This file contains global constant variables used by the application. | |
| 6 | |
| 7 // Heart beat message header. | |
| 8 var HEART_BEAT_HEADER = 'HEARTBEAT'; | |
| 9 | |
| 10 // Default key used to encrypt many media files used in browser tests. | |
| 11 var KEY = new Uint8Array([0xeb, 0xdd, 0x62, 0xf1, 0x68, 0x14, 0xd2, 0x7b, | |
| 12 0x68, 0xef, 0x12, 0x2a, 0xfc, 0xe4, 0xae, 0x3c]); | |
| 13 | |
| 14 var DEFAULT_LICENSE_SERVER = document.location.origin + '/license_server'; | |
| 15 | |
| 16 var DEFAULT_MEDIA_FILE = 'http://shadi.kir/alcatraz/Chrome_44-enc_av.webm'; | |
| 17 | |
| 18 // Key ID used for init data. | |
| 19 var KEY_ID = '0123456789012345'; | |
| 20 | |
| 21 // Unique strings to identify test result expectations. | |
| 22 var KEY_ERROR = 'KEY_ERROR'; | |
| 23 var FILE_IO_TEST_RESULT_HEADER = 'FILEIOTESTRESULT'; | |
| 24 var FILE_IO_TEST_SUCCESS = 'FILE_IO_TEST_SUCCESS'; | |
| 25 var PREFIXED_API_LOAD_SESSION_HEADER = 'LOAD_SESSION|'; | |
| 26 var NOTSUPPORTEDERROR = 'NOTSUPPORTEDERROR'; | |
| 27 | |
| 28 // Available EME key systems to use. | |
| 29 var PREFIXED_CLEARKEY = 'webkit-org.w3.clearkey'; | |
| 30 var CLEARKEY = 'org.w3.clearkey'; | |
| 31 var EXTERNAL_CLEARKEY = 'org.chromium.externalclearkey'; | |
| 32 var WIDEVINE_KEYSYSTEM = 'com.widevine.alpha'; | |
| 33 var FILE_IO_TEST_KEYSYSTEM = 'org.chromium.externalclearkey.fileiotest'; | |
| 34 var EME_PREFIXED_VERSION = 'Prefixed EME (v 0.1b)'; | |
| 35 var EME_UNPREFIXED_VERSION = 'Unprefixed EME (Working draft)'; | |
| 36 | |
| 37 // Key system name:value map to show on the document page. | |
| 38 var KEY_SYSTEMS = { | |
| 39 'Widevine': WIDEVINE_KEYSYSTEM, | |
| 40 'Clearkey': CLEARKEY, | |
| 41 'External Clearkey': EXTERNAL_CLEARKEY | |
| 42 }; | |
| 43 | |
| 44 // General WebM and MP4 name:content_type map to show on the document page. | |
| 45 var MEDIA_TYPES = { | |
| 46 'WebM - Audio Video': 'video/webm; codecs="vorbis, vp8"', | |
| 47 'WebM - Video Only': 'video/webm; codecs="vp8"', | |
| 48 'WebM - Audio Only': 'video/webm; codecs="vorbis"', | |
| 49 'MP4 - Video Only': 'video/mp4; codecs="avc1.4D4041"', | |
| 50 'MP4 - Audio Only': 'audio/mp4; codecs="mp4a.40.2"' | |
| 51 }; | |
| 52 | |
| 53 // Update the EME versions list by checking runtime support by the browser. | |
| 54 var EME_VERSIONS_OPTIONS = {}; | |
| 55 EME_VERSIONS_OPTIONS[EME_UNPREFIXED_VERSION] = EME_UNPREFIXED_VERSION; | |
| 56 EME_VERSIONS_OPTIONS[EME_PREFIXED_VERSION] = EME_PREFIXED_VERSION; | |
| 57 | |
| 58 var EME_DISABLED_OPTIONS = []; | |
| 59 var PROMISES_SUPPORTED = false; | |
| 60 if (!document.createElement('video').webkitAddKey) | |
| 61 EME_DISABLED_OPTIONS.push(EME_PREFIXED_VERSION); | |
| 62 if (!document.createElement('video').setMediaKeys) | |
| 63 EME_DISABLED_OPTIONS.push(EME_UNPREFIXED_VERSION); | |
| 64 else | |
| 65 PROMISES_SUPPORTED = MediaKeys.create != undefined; | |
| 66 | |
| 67 // Global document elements ID's. | |
| 68 var VIDEO_ELEMENT_ID = 'video'; | |
| 69 var MEDIA_FILE_ELEMENT_ID = 'mediaFile'; | |
| 70 var LICENSE_SERVER_ELEMENT_ID = 'licenseServer'; | |
| 71 var KEYSYSTEM_ELEMENT_ID = 'keySystemList'; | |
| 72 var MEDIA_TYPE_ELEMENT_ID = 'mediaTypeList'; | |
| 73 var USE_MSE_ELEMENT_ID = 'useMSE'; | |
| 74 var USE_PREFIXED_EME_ID = 'usePrefixedEME'; | |
| 75 | |
| 76 // These variables get updated every second, so better to have global pointers. | |
| 77 var decodedFPSElement = document.getElementById('decodedFPS'); | |
| 78 var droppedFPSElement = document.getElementById('droppedFPS'); | |
| 79 var droppedFramesElement = document.getElementById('droppedFrames'); | |
| 80 var docLogs = document.getElementById('logs'); | |
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