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media / mojo / services / gpu_mojo_media_client_cros.cc [blame]
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/mojo/services/gpu_mojo_media_client.h"
#include "base/metrics/histogram_functions.h"
#include "base/task/sequenced_task_runner.h"
#include "chromeos/components/cdm_factory_daemon/chromeos_cdm_factory.h"
#include "media/base/audio_decoder.h"
#include "media/base/audio_encoder.h"
#include "media/base/media_log.h"
#include "media/base/media_switches.h"
#include "media/gpu/chromeos/mailbox_video_frame_converter.h"
#include "media/gpu/chromeos/platform_video_frame_pool.h"
#include "media/gpu/chromeos/video_decoder_pipeline.h"
namespace media {
namespace {
std::vector<Fourcc> GetPreferredRenderableFourccs(
const gpu::GpuPreferences& gpu_preferences) {
return VideoDecoderPipeline::DefaultPreferredRenderableFourccs();
}
VideoDecoderType GetActualPlatformDecoderImplementation(
const gpu::GpuPreferences& gpu_preferences) {
// TODO(b/195769334): eventually, we may turn off USE_VAAPI and USE_V4L2_CODEC
// on LaCrOS if we delegate all video acceleration to ash-chrome. In those
// cases, GetActualPlatformDecoderImplementation() won't be able to determine
// the video API in LaCrOS.
if (gpu_preferences.disable_accelerated_video_decode) {
return VideoDecoderType::kUnknown;
}
switch (media::GetOutOfProcessVideoDecodingMode()) {
case media::OOPVDMode::kEnabledWithGpuProcessAsProxy:
return VideoDecoderType::kOutOfProcess;
case media::OOPVDMode::kEnabledWithoutGpuProcessAsProxy:
// The browser process ensures that this path is never reached for this
// OOP-VD mode.
NOTREACHED();
case media::OOPVDMode::kDisabled:
break;
}
#if BUILDFLAG(USE_VAAPI)
return VideoDecoderType::kVaapi;
#elif BUILDFLAG(USE_V4L2_CODEC)
return VideoDecoderType::kV4L2;
#endif
NOTREACHED();
}
} // namespace
class GpuMojoMediaClientCrOS final : public GpuMojoMediaClient {
public:
GpuMojoMediaClientCrOS(GpuMojoMediaClientTraits& traits)
: GpuMojoMediaClient(traits) {}
~GpuMojoMediaClientCrOS() final = default;
protected:
std::unique_ptr<VideoDecoder> CreatePlatformVideoDecoder(
VideoDecoderTraits& traits) final {
const auto decoder_type =
GetActualPlatformDecoderImplementation(gpu_preferences_);
// The browser process guarantees this CHECK.
CHECK_EQ(!!traits.oop_video_decoder,
(decoder_type == VideoDecoderType::kOutOfProcess));
switch (decoder_type) {
case VideoDecoderType::kOutOfProcess: {
// TODO(b/195769334): for out-of-process video decoding, we don't need a
// |frame_pool| because the buffers will be allocated and managed
// out-of-process.
auto frame_pool = std::make_unique<PlatformVideoFramePool>();
auto frame_converter = MailboxVideoFrameConverter::Create(
gpu_task_runner_, traits.get_command_buffer_stub_cb);
return VideoDecoderPipeline::Create(
gpu_workarounds_, traits.task_runner, std::move(frame_pool),
std::move(frame_converter),
GetPreferredRenderableFourccs(gpu_preferences_),
traits.media_log->Clone(), std::move(traits.oop_video_decoder),
/*in_video_decoder_process=*/false);
}
case VideoDecoderType::kVaapi:
case VideoDecoderType::kV4L2: {
auto frame_pool = std::make_unique<PlatformVideoFramePool>();
auto frame_converter = MailboxVideoFrameConverter::Create(
gpu_task_runner_, traits.get_command_buffer_stub_cb);
return VideoDecoderPipeline::Create(
gpu_workarounds_, traits.task_runner, std::move(frame_pool),
std::move(frame_converter),
GetPreferredRenderableFourccs(gpu_preferences_),
traits.media_log->Clone(), /*oop_video_decoder=*/{},
/*in_video_decoder_process=*/false);
}
case VideoDecoderType::kVda: {
NOTREACHED();
}
default: {
return nullptr;
}
}
}
void NotifyPlatformDecoderSupport(
mojo::PendingRemote<stable::mojom::StableVideoDecoder> oop_video_decoder,
base::OnceCallback<void(
mojo::PendingRemote<stable::mojom::StableVideoDecoder>)> cb) final {
switch (GetActualPlatformDecoderImplementation(gpu_preferences_)) {
case VideoDecoderType::kOutOfProcess:
case VideoDecoderType::kVaapi:
case VideoDecoderType::kV4L2:
VideoDecoderPipeline::NotifySupportKnown(std::move(oop_video_decoder),
std::move(cb));
break;
default:
std::move(cb).Run(std::move(oop_video_decoder));
}
}
std::optional<SupportedVideoDecoderConfigs>
GetPlatformSupportedVideoDecoderConfigs() final {
VideoDecoderType decoder_implementation =
GetActualPlatformDecoderImplementation(gpu_preferences_);
switch (decoder_implementation) {
case VideoDecoderType::kVda:
NOTREACHED();
case VideoDecoderType::kOutOfProcess:
case VideoDecoderType::kVaapi:
case VideoDecoderType::kV4L2:
return VideoDecoderPipeline::GetSupportedConfigs(decoder_implementation,
gpu_workarounds_);
default:
return std::nullopt;
}
}
VideoDecoderType GetPlatformDecoderImplementationType() final {
// Determine the preferred decoder based purely on compile-time and run-time
// flags. This is not intended to determine whether the selected decoder can
// be successfully initialized or used to decode.
return GetActualPlatformDecoderImplementation(gpu_preferences_);
}
std::unique_ptr<CdmFactory> CreatePlatformCdmFactory(
mojom::FrameInterfaceFactory* frame_interfaces) final {
return std::make_unique<chromeos::ChromeOsCdmFactory>(frame_interfaces);
}
};
std::unique_ptr<GpuMojoMediaClient> CreateGpuMediaService(
GpuMojoMediaClientTraits& traits) {
return std::make_unique<GpuMojoMediaClientCrOS>(traits);
}
} // namespace media