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// Copyright 2014 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/mojo/services/renderer_config.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "media/audio/audio_manager_base.h"
#include "media/audio/audio_output_stream_sink.h"
#include "media/audio/fake_audio_log_factory.h"
#include "media/base/media.h"
#include "media/filters/opus_audio_decoder.h"
#if !defined(MEDIA_DISABLE_FFMPEG)
#include "media/filters/ffmpeg_audio_decoder.h"
#include "media/filters/ffmpeg_video_decoder.h"
#endif
#if !defined(MEDIA_DISABLE_LIBVPX)
#include "media/filters/vpx_video_decoder.h"
#endif
namespace media {
namespace internal {
class DummyVideoRendererSink : public VideoRendererSink {
public:
DummyVideoRendererSink() {}
~DummyVideoRendererSink() override {}
void Start(RenderCallback* callback) override {}
void Stop() override {}
void PaintFrameUsingOldRenderingPath(
const scoped_refptr<VideoFrame>& frame) override {}
private:
DISALLOW_COPY_AND_ASSIGN(DummyVideoRendererSink);
};
class DefaultRendererConfig : public PlatformRendererConfig {
public:
DefaultRendererConfig() {
// TODO(dalecurtis): This will not work if the process is sandboxed...
if (!media::IsMediaLibraryInitialized()) {
base::FilePath module_dir;
CHECK(PathService::Get(base::DIR_EXE, &module_dir));
CHECK(media::InitializeMediaLibrary(module_dir));
}
// TODO(dalecurtis): We should find a single owner per process for the audio
// manager or make it a lazy instance. It's not safe to call Get()/Create()
// across multiple threads...
//
// TODO(dalecurtis): Eventually we'll want something other than a fake audio
// log factory here too. We should probably at least DVLOG() such info.
AudioManager* audio_manager = AudioManager::Get();
if (!audio_manager)
audio_manager = media::AudioManager::Create(&fake_audio_log_factory_);
audio_hardware_config_.reset(new AudioHardwareConfig(
audio_manager->GetInputStreamParameters(
AudioManagerBase::kDefaultDeviceId),
audio_manager->GetDefaultOutputStreamParameters()));
}
ScopedVector<AudioDecoder> GetAudioDecoders(
const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
const LogCB& media_log_cb) override {
ScopedVector<AudioDecoder> audio_decoders;
#if !defined(MEDIA_DISABLE_FFMPEG)
audio_decoders.push_back(
new FFmpegAudioDecoder(media_task_runner, media_log_cb));
audio_decoders.push_back(new OpusAudioDecoder(media_task_runner));
#endif
return audio_decoders.Pass();
}
ScopedVector<VideoDecoder> GetVideoDecoders(
const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner,
const LogCB& media_log_cb) override {
ScopedVector<VideoDecoder> video_decoders;
// TODO(dalecurtis): If we ever need GPU video decoders, we'll need to
// figure out how to retrieve the GpuVideoAcceleratorFactories...
#if !defined(MEDIA_DISABLE_LIBVPX)
video_decoders.push_back(new VpxVideoDecoder(media_task_runner));
#endif
#if !defined(MEDIA_DISABLE_FFMPEG)
video_decoders.push_back(new FFmpegVideoDecoder(media_task_runner));
#endif
return video_decoders.Pass();
}
scoped_refptr<AudioRendererSink> GetAudioRendererSink() override {
return new AudioOutputStreamSink();
}
scoped_ptr<VideoRendererSink> GetVideoRendererSink() override {
return make_scoped_ptr(new DummyVideoRendererSink());
}
const AudioHardwareConfig& GetAudioHardwareConfig() override {
return *audio_hardware_config_;
}
private:
FakeAudioLogFactory fake_audio_log_factory_;
scoped_ptr<AudioHardwareConfig> audio_hardware_config_;
DISALLOW_COPY_AND_ASSIGN(DefaultRendererConfig);
};
scoped_ptr<PlatformRendererConfig> CreatePlatformRendererConfig() {
return make_scoped_ptr(new DefaultRendererConfig());
}
} // namespace internal
} // namespace media
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