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- // Copyright 2012 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef MEDIA_BASE_VIDEO_CODECS_H_
- #define MEDIA_BASE_VIDEO_CODECS_H_
- #include <stdint.h>
- #include <string>
- #include "media/base/media_export.h"
- #include "media/media_buildflags.h"
- namespace media {
- class VideoColorSpace;
- // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.media
- enum class VideoCodec {
- // These values are histogrammed over time; do not change their ordinal
- // values. When deleting a codec replace it with a dummy value; when adding a
- // codec, do so at the bottom (and update kMaxValue).
- kUnknown = 0,
- kH264,
- kVC1,
- kMPEG2,
- kMPEG4,
- kTheora,
- kVP8,
- kVP9,
- kHEVC,
- kDolbyVision,
- kAV1,
- // DO NOT ADD RANDOM VIDEO CODECS!
- //
- // The only acceptable time to add a new codec is if there is production code
- // that uses said codec in the same CL.
- kMaxValue = kAV1, // Must equal the last "real" codec above.
- };
- // Video codec profiles. Keep in sync with mojo::VideoCodecProfile (see
- // media/mojo/mojom/media_types.mojom), gpu::VideoCodecProfile (see
- // gpu/config/gpu_info.h), and PP_VideoDecoder_Profile (translation is performed
- // in content/renderer/pepper/ppb_video_decoder_impl.cc).
- // NOTE: These values are histogrammed over time in UMA so the values must never
- // ever change (add new values to tools/metrics/histograms/histograms.xml)
- // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.media
- enum VideoCodecProfile {
- // Keep the values in this enum unique, as they imply format (h.264 vs. VP8,
- // for example), and keep the values for a particular format grouped
- // together for clarity.
- VIDEO_CODEC_PROFILE_UNKNOWN = -1,
- VIDEO_CODEC_PROFILE_MIN = VIDEO_CODEC_PROFILE_UNKNOWN,
- H264PROFILE_MIN = 0,
- H264PROFILE_BASELINE = H264PROFILE_MIN,
- H264PROFILE_MAIN = 1,
- H264PROFILE_EXTENDED = 2,
- H264PROFILE_HIGH = 3,
- H264PROFILE_HIGH10PROFILE = 4,
- H264PROFILE_HIGH422PROFILE = 5,
- H264PROFILE_HIGH444PREDICTIVEPROFILE = 6,
- H264PROFILE_SCALABLEBASELINE = 7,
- H264PROFILE_SCALABLEHIGH = 8,
- H264PROFILE_STEREOHIGH = 9,
- H264PROFILE_MULTIVIEWHIGH = 10,
- H264PROFILE_MAX = H264PROFILE_MULTIVIEWHIGH,
- VP8PROFILE_MIN = 11,
- VP8PROFILE_ANY = VP8PROFILE_MIN,
- VP8PROFILE_MAX = VP8PROFILE_ANY,
- VP9PROFILE_MIN = 12,
- VP9PROFILE_PROFILE0 = VP9PROFILE_MIN,
- VP9PROFILE_PROFILE1 = 13,
- VP9PROFILE_PROFILE2 = 14,
- VP9PROFILE_PROFILE3 = 15,
- VP9PROFILE_MAX = VP9PROFILE_PROFILE3,
- HEVCPROFILE_MIN = 16,
- HEVCPROFILE_MAIN = HEVCPROFILE_MIN,
- HEVCPROFILE_MAIN10 = 17,
- HEVCPROFILE_MAIN_STILL_PICTURE = 18,
- HEVCPROFILE_MAX = HEVCPROFILE_MAIN_STILL_PICTURE,
- DOLBYVISION_PROFILE0 = 19,
- DOLBYVISION_PROFILE4 = 20,
- DOLBYVISION_PROFILE5 = 21,
- DOLBYVISION_PROFILE7 = 22,
- THEORAPROFILE_MIN = 23,
- THEORAPROFILE_ANY = THEORAPROFILE_MIN,
- THEORAPROFILE_MAX = THEORAPROFILE_ANY,
- AV1PROFILE_MIN = 24,
- AV1PROFILE_PROFILE_MAIN = AV1PROFILE_MIN,
- AV1PROFILE_PROFILE_HIGH = 25,
- AV1PROFILE_PROFILE_PRO = 26,
- AV1PROFILE_MAX = AV1PROFILE_PROFILE_PRO,
- DOLBYVISION_PROFILE8 = 27,
- DOLBYVISION_PROFILE9 = 28,
- HEVCPROFILE_EXT_MIN = 29,
- HEVCPROFILE_REXT = HEVCPROFILE_EXT_MIN,
- HEVCPROFILE_HIGH_THROUGHPUT = 30,
- HEVCPROFILE_MULTIVIEW_MAIN = 31,
- HEVCPROFILE_SCALABLE_MAIN = 32,
- HEVCPROFILE_3D_MAIN = 33,
- HEVCPROFILE_SCREEN_EXTENDED = 34,
- HEVCPROFILE_SCALABLE_REXT = 35,
- HEVCPROFILE_HIGH_THROUGHPUT_SCREEN_EXTENDED = 36,
- HEVCPROFILE_EXT_MAX = HEVCPROFILE_HIGH_THROUGHPUT_SCREEN_EXTENDED,
- VIDEO_CODEC_PROFILE_MAX = HEVCPROFILE_HIGH_THROUGHPUT_SCREEN_EXTENDED,
- };
- using VideoCodecLevel = uint32_t;
- constexpr VideoCodecLevel kNoVideoCodecLevel = 0;
- struct CodecProfileLevel {
- VideoCodec codec;
- VideoCodecProfile profile;
- VideoCodecLevel level;
- };
- std::string MEDIA_EXPORT GetCodecName(VideoCodec codec);
- std::string MEDIA_EXPORT GetProfileName(VideoCodecProfile profile);
- std::string MEDIA_EXPORT BuildH264MimeSuffix(VideoCodecProfile profile,
- uint8_t level);
- // ParseNewStyleVp9CodecID handles parsing of new style vp9 codec IDs per
- // proposed VP Codec ISO Media File Format Binding specification:
- // https://storage.googleapis.com/downloads.webmproject.org/docs/vp9/vp-codec-iso-media-file-format-binding-20160516-draft.pdf
- // ParseLegacyVp9CodecID handles parsing of legacy VP9 codec strings defined
- // for WebM.
- // TODO(kqyang): Consolidate the two functions once we address crbug.com/667834
- MEDIA_EXPORT bool ParseNewStyleVp9CodecID(const std::string& codec_id,
- VideoCodecProfile* profile,
- uint8_t* level_idc,
- VideoColorSpace* color_space);
- MEDIA_EXPORT bool ParseLegacyVp9CodecID(const std::string& codec_id,
- VideoCodecProfile* profile,
- uint8_t* level_idc);
- #if BUILDFLAG(ENABLE_AV1_DECODER)
- MEDIA_EXPORT bool ParseAv1CodecId(const std::string& codec_id,
- VideoCodecProfile* profile,
- uint8_t* level_idc,
- VideoColorSpace* color_space);
- #endif
- // Handle parsing AVC/H.264 codec ids as outlined in RFC 6381 and ISO-14496-10.
- MEDIA_EXPORT bool ParseAVCCodecId(const std::string& codec_id,
- VideoCodecProfile* profile,
- uint8_t* level_idc);
- #if BUILDFLAG(ENABLE_PLATFORM_HEVC)
- MEDIA_EXPORT bool ParseHEVCCodecId(const std::string& codec_id,
- VideoCodecProfile* profile,
- uint8_t* level_idc);
- #endif
- #if BUILDFLAG(ENABLE_PLATFORM_DOLBY_VISION)
- MEDIA_EXPORT bool ParseDolbyVisionCodecId(const std::string& codec_id,
- VideoCodecProfile* profile,
- uint8_t* level_id);
- #endif
- MEDIA_EXPORT void ParseCodec(const std::string& codec_id,
- VideoCodec& codec,
- VideoCodecProfile& profile,
- uint8_t& level,
- VideoColorSpace& color_space);
- MEDIA_EXPORT VideoCodec StringToVideoCodec(const std::string& codec_id);
- MEDIA_EXPORT VideoCodec
- VideoCodecProfileToVideoCodec(VideoCodecProfile profile);
- #if BUILDFLAG(ENABLE_MSE_MPEG2TS_STREAM_PARSER)
- // Translate legacy avc1 codec ids (like avc1.66.30 or avc1.77.31) into a new
- // style standard avc1 codec ids like avc1.4D002F. If the input codec is not
- // recognized as a legacy codec id, then returns the input string unchanged.
- std::string TranslateLegacyAvc1CodecIds(const std::string& codec_id);
- #endif
- MEDIA_EXPORT std::ostream& operator<<(std::ostream& os,
- const VideoCodec& codec);
- } // namespace media
- #endif // MEDIA_BASE_VIDEO_CODECS_H_
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