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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef MEDIA_BASE_EME_CONSTANTS_H_ | 5 #ifndef MEDIA_BASE_EME_CONSTANTS_H_ |
| 6 #define MEDIA_BASE_EME_CONSTANTS_H_ | 6 #define MEDIA_BASE_EME_CONSTANTS_H_ |
| 7 | 7 |
| 8 #include <stdint.h> | 8 #include <stdint.h> |
| 9 | 9 |
| 10 namespace media { | 10 namespace media { |
| 11 | 11 |
| 12 // Defines bitmask values that specify registered initialization data types used | 12 // Defines bitmask values that specify registered initialization data types used |
| 13 // in Encrypted Media Extensions (EME). | 13 // in Encrypted Media Extensions (EME). |
| 14 // The mask values are stored in a SupportedInitDataTypes. | 14 // The mask values are stored in a SupportedInitDataTypes. |
| 15 enum EmeInitDataType { | 15 enum EmeInitDataType { |
| 16 EME_INIT_DATA_TYPE_NONE = 0, | 16 EME_INIT_DATA_TYPE_NONE = 0, |
| 17 EME_INIT_DATA_TYPE_WEBM = 1 << 0, | 17 EME_INIT_DATA_TYPE_WEBM = 1 << 0, |
| 18 #if defined(USE_PROPRIETARY_CODECS) | 18 #if defined(USE_PROPRIETARY_CODECS) |
| 19 EME_INIT_DATA_TYPE_CENC = 1 << 1, | 19 EME_INIT_DATA_TYPE_CENC = 1 << 1, |
| 20 #endif // defined(USE_PROPRIETARY_CODECS) | 20 #endif // defined(USE_PROPRIETARY_CODECS) |
| 21 }; | 21 }; |
| 22 | 22 |
| 23 // Defines bitmask values that specify codecs used in Encrypted Media Extension | 23 // Defines bitmask values that specify codecs used in Encrypted Media Extension |
| 24 // (EME). Each value represents a codec within a specific container. | 24 // (EME). Each value represents a codec within a specific container. |
| 25 // The mask values are stored in a SupportedCodecs. | 25 // The mask values are stored in a SupportedCodecs. |
| 26 enum EmeCodec { | 26 enum EmeCodec { |
| 27 // *_ALL values should only be used for masking, do not use them to specify | 27 // *_ALL values should only be used for masking, do not use them to specify |
| 28 // codec support because they may be extended to include more codecs. | 28 // codec support because they may be extended to include more codecs. |
| 29 EME_CODEC_NONE = 0, | 29 EME_CODEC_NONE = 0, |
| 30 EME_CODEC_WEBM_VORBIS = 1 << 0, | 30 EME_CODEC_WEBM_OPUS = 1 << 0, |
| 31 EME_CODEC_WEBM_AUDIO_ALL = EME_CODEC_WEBM_VORBIS, | 31 EME_CODEC_WEBM_VORBIS = 1 << 1, |
| 32 EME_CODEC_WEBM_VP8 = 1 << 1, | 32 EME_CODEC_WEBM_AUDIO_ALL = EME_CODEC_WEBM_OPUS | EME_CODEC_WEBM_VORBIS, |
| 33 EME_CODEC_WEBM_VP9 = 1 << 2, | 33 EME_CODEC_WEBM_VP8 = 1 << 2, |
| 34 EME_CODEC_WEBM_VP9 = 1 << 3, |
| 34 EME_CODEC_WEBM_VIDEO_ALL = (EME_CODEC_WEBM_VP8 | EME_CODEC_WEBM_VP9), | 35 EME_CODEC_WEBM_VIDEO_ALL = (EME_CODEC_WEBM_VP8 | EME_CODEC_WEBM_VP9), |
| 35 EME_CODEC_WEBM_ALL = (EME_CODEC_WEBM_AUDIO_ALL | EME_CODEC_WEBM_VIDEO_ALL), | 36 EME_CODEC_WEBM_ALL = (EME_CODEC_WEBM_AUDIO_ALL | EME_CODEC_WEBM_VIDEO_ALL), |
| 36 #if defined(USE_PROPRIETARY_CODECS) | 37 #if defined(USE_PROPRIETARY_CODECS) |
| 37 EME_CODEC_MP4_AAC = 1 << 3, | 38 EME_CODEC_MP4_AAC = 1 << 4, |
| 38 EME_CODEC_MP4_AUDIO_ALL = EME_CODEC_MP4_AAC, | 39 EME_CODEC_MP4_AUDIO_ALL = EME_CODEC_MP4_AAC, |
| 39 EME_CODEC_MP4_AVC1 = 1 << 4, | 40 EME_CODEC_MP4_AVC1 = 1 << 5, |
| 40 EME_CODEC_MP4_VIDEO_ALL = EME_CODEC_MP4_AVC1, | 41 EME_CODEC_MP4_VIDEO_ALL = EME_CODEC_MP4_AVC1, |
| 41 EME_CODEC_MP4_ALL = (EME_CODEC_MP4_AUDIO_ALL | EME_CODEC_MP4_VIDEO_ALL), | 42 EME_CODEC_MP4_ALL = (EME_CODEC_MP4_AUDIO_ALL | EME_CODEC_MP4_VIDEO_ALL), |
| 42 EME_CODEC_ALL = (EME_CODEC_WEBM_ALL | EME_CODEC_MP4_ALL), | 43 EME_CODEC_ALL = (EME_CODEC_WEBM_ALL | EME_CODEC_MP4_ALL), |
| 43 #else | 44 #else |
| 44 EME_CODEC_ALL = EME_CODEC_WEBM_ALL, | 45 EME_CODEC_ALL = EME_CODEC_WEBM_ALL, |
| 45 #endif // defined(USE_PROPRIETARY_CODECS) | 46 #endif // defined(USE_PROPRIETARY_CODECS) |
| 46 }; | 47 }; |
| 47 | 48 |
| 48 typedef uint32_t SupportedInitDataTypes; | 49 typedef uint32_t SupportedInitDataTypes; |
| 49 typedef uint32_t SupportedCodecs; | 50 typedef uint32_t SupportedCodecs; |
| 50 | 51 |
| 51 } // namespace media | 52 } // namespace media |
| 52 | 53 |
| 53 #endif // MEDIA_BASE_EME_CONSTANTS_H_ | 54 #endif // MEDIA_BASE_EME_CONSTANTS_H_ |
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