content/public/common/eme_codec.h

   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 #ifndef CONTENT_PUBLIC_COMMON_EME_CODEC_H_
   6 #define CONTENT_PUBLIC_COMMON_EME_CODEC_H_
   7
   8 namespace content {
   9
  10 // Defines bitmask values that specify codecs used in Encrypted Media Extension
  11 // (EME). Each value represents a codec within a specific container.
  12 // The mask values are stored in a SupportedCodecs.
  13 enum EmeCodec {
  14   EME_CODEC_NONE = 0,
  15   EME_CODEC_WEBM_VORBIS = 1 << 0,
  16   EME_CODEC_WEBM_AUDIO_ALL = EME_CODEC_WEBM_VORBIS,
  17   EME_CODEC_WEBM_VP8 = 1 << 1,
  18   EME_CODEC_WEBM_VP9 = 1 << 2,
  19   EME_CODEC_WEBM_VIDEO_ALL = (EME_CODEC_WEBM_VP8 | EME_CODEC_WEBM_VP9),
  20   EME_CODEC_WEBM_ALL = (EME_CODEC_WEBM_AUDIO_ALL | EME_CODEC_WEBM_VIDEO_ALL),
  21 #if defined(USE_PROPRIETARY_CODECS)
  22   EME_CODEC_MP4_AAC = 1 << 3,
  23   EME_CODEC_MP4_AUDIO_ALL = EME_CODEC_MP4_AAC,
  24   EME_CODEC_MP4_AVC1 = 1 << 4,
  25   EME_CODEC_MP4_VIDEO_ALL = EME_CODEC_MP4_AVC1,
  26   EME_CODEC_MP4_ALL = (EME_CODEC_MP4_AUDIO_ALL | EME_CODEC_MP4_VIDEO_ALL),
  27   EME_CODEC_ALL = (EME_CODEC_WEBM_ALL | EME_CODEC_MP4_ALL),
  28 #else
  29   EME_CODEC_ALL = EME_CODEC_WEBM_ALL,
  30 #endif  // defined(USE_PROPRIETARY_CODECS)
  31 };
  32
  33 typedef uint32 SupportedCodecs;
  34
  35 }  // namespace content
  36
  37 #endif  // CONTENT_PUBLIC_COMMON_EME_CODEC_H_