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// Copyright (c) 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.
#include "media/base/video_decoder_config.h"
#include <vector>
#include "base/logging.h"
#include "media/base/media_util.h"
#include "media/base/video_frame.h"
#include "media/base/video_types.h"
#include "media/base/video_util.h"
namespace media {
VideoCodec VideoCodecProfileToVideoCodec(VideoCodecProfile profile) {
switch (profile) {
case VIDEO_CODEC_PROFILE_UNKNOWN:
return kUnknownVideoCodec;
case H264PROFILE_BASELINE:
case H264PROFILE_MAIN:
case H264PROFILE_EXTENDED:
case H264PROFILE_HIGH:
case H264PROFILE_HIGH10PROFILE:
case H264PROFILE_HIGH422PROFILE:
case H264PROFILE_HIGH444PREDICTIVEPROFILE:
case H264PROFILE_SCALABLEBASELINE:
case H264PROFILE_SCALABLEHIGH:
case H264PROFILE_STEREOHIGH:
case H264PROFILE_MULTIVIEWHIGH:
return kCodecH264;
case HEVCPROFILE_MAIN:
case HEVCPROFILE_MAIN10:
case HEVCPROFILE_MAIN_STILL_PICTURE:
return kCodecHEVC;
case VP8PROFILE_ANY:
return kCodecVP8;
case VP9PROFILE_PROFILE0:
case VP9PROFILE_PROFILE1:
case VP9PROFILE_PROFILE2:
case VP9PROFILE_PROFILE3:
return kCodecVP9;
case DOLBYVISION_PROFILE0:
case DOLBYVISION_PROFILE4:
case DOLBYVISION_PROFILE5:
case DOLBYVISION_PROFILE7:
return kCodecDolbyVision;
case THEORAPROFILE_ANY:
return kCodecTheora;
case AV1PROFILE_PROFILE_MAIN:
case AV1PROFILE_PROFILE_HIGH:
case AV1PROFILE_PROFILE_PRO:
return kCodecAV1;
}
NOTREACHED();
return kUnknownVideoCodec;
}
VideoDecoderConfig::VideoDecoderConfig()
: codec_(kUnknownVideoCodec),
profile_(VIDEO_CODEC_PROFILE_UNKNOWN),
format_(PIXEL_FORMAT_UNKNOWN),
rotation_(VIDEO_ROTATION_0) {}
VideoDecoderConfig::VideoDecoderConfig(
VideoCodec codec,
VideoCodecProfile profile,
VideoPixelFormat format,
const VideoColorSpace& color_space,
VideoRotation rotation,
const gfx::Size& coded_size,
const gfx::Rect& visible_rect,
const gfx::Size& natural_size,
const std::vector<uint8_t>& extra_data,
const EncryptionScheme& encryption_scheme) {
Initialize(codec, profile, format, color_space, rotation, coded_size,
visible_rect, natural_size, extra_data, encryption_scheme);
}
VideoDecoderConfig::VideoDecoderConfig(const VideoDecoderConfig& other) =
default;
VideoDecoderConfig::~VideoDecoderConfig() = default;
const VideoColorSpace& VideoDecoderConfig::color_space_info() const {
return color_space_info_;
}
void VideoDecoderConfig::set_hdr_metadata(const HDRMetadata& hdr_metadata) {
hdr_metadata_ = hdr_metadata;
}
const base::Optional<HDRMetadata>& VideoDecoderConfig::hdr_metadata() const {
return hdr_metadata_;
}
void VideoDecoderConfig::Initialize(VideoCodec codec,
VideoCodecProfile profile,
VideoPixelFormat format,
const VideoColorSpace& color_space,
VideoRotation rotation,
const gfx::Size& coded_size,
const gfx::Rect& visible_rect,
const gfx::Size& natural_size,
const std::vector<uint8_t>& extra_data,
const EncryptionScheme& encryption_scheme) {
codec_ = codec;
profile_ = profile;
format_ = format;
rotation_ = rotation;
coded_size_ = coded_size;
visible_rect_ = visible_rect;
natural_size_ = natural_size;
extra_data_ = extra_data;
encryption_scheme_ = encryption_scheme;
color_space_info_ = color_space;
}
bool VideoDecoderConfig::IsValidConfig() const {
return codec_ != kUnknownVideoCodec && natural_size_.width() > 0 &&
natural_size_.height() > 0 &&
VideoFrame::IsValidConfig(format_, VideoFrame::STORAGE_UNOWNED_MEMORY,
coded_size_, visible_rect_, natural_size_);
}
bool VideoDecoderConfig::Matches(const VideoDecoderConfig& config) const {
return ((codec() == config.codec()) && (format() == config.format()) &&
(profile() == config.profile()) &&
(video_rotation() == config.video_rotation()) &&
(coded_size() == config.coded_size()) &&
(visible_rect() == config.visible_rect()) &&
(natural_size() == config.natural_size()) &&
(extra_data() == config.extra_data()) &&
(encryption_scheme().Matches(config.encryption_scheme())) &&
(color_space_info() == config.color_space_info()) &&
(hdr_metadata() == config.hdr_metadata()));
}
std::string VideoDecoderConfig::AsHumanReadableString() const {
std::ostringstream s;
s << "codec: " << GetCodecName(codec()) << ", format: " << format()
<< ", profile: " << GetProfileName(profile()) << ", coded size: ["
<< coded_size().width() << "," << coded_size().height() << "]"
<< ", visible rect: [" << visible_rect().x() << "," << visible_rect().y()
<< "," << visible_rect().width() << "," << visible_rect().height() << "]"
<< ", natural size: [" << natural_size().width() << ","
<< natural_size().height() << "]"
<< ", has extra data: " << (extra_data().empty() ? "false" : "true")
<< ", encryption scheme: " << encryption_scheme()
<< ", rotation: " << VideoRotationToString(video_rotation());
return s.str();
}
double VideoDecoderConfig::GetPixelAspectRatio() const {
return ::media::GetPixelAspectRatio(visible_rect_, natural_size_);
}
void VideoDecoderConfig::SetExtraData(const std::vector<uint8_t>& extra_data) {
extra_data_ = extra_data;
}
void VideoDecoderConfig::SetIsEncrypted(bool is_encrypted) {
if (!is_encrypted) {
DCHECK(encryption_scheme_.is_encrypted()) << "Config is already clear.";
encryption_scheme_ = Unencrypted();
} else {
DCHECK(!encryption_scheme_.is_encrypted())
<< "Config is already encrypted.";
// TODO(xhwang): This is only used to guide decoder selection, so set
// a common encryption scheme that should be supported by all decrypting
// decoders. We should be able to remove this when we support switching
// decoders at run time. See http://crbug.com/695595
encryption_scheme_ = AesCtrEncryptionScheme();
}
}
} // namespace media
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