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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "chromecast/media/cma/backend/alsa/media_pipeline_backend_alsa.h" | 5 #include "chromecast/media/cma/backend/alsa/media_pipeline_backend_alsa.h" |
| 6 | 6 |
| 7 #include <limits> | 7 #include <limits> |
| 8 | 8 |
| 9 #include "chromecast/base/task_runner_impl.h" | 9 #include "chromecast/base/task_runner_impl.h" |
| 10 #include "chromecast/media/cma/backend/alsa/audio_decoder_alsa.h" | 10 #include "chromecast/media/cma/backend/alsa/audio_decoder_alsa.h" |
| 11 #include "chromecast/media/cma/backend/video_decoder_default.h" | 11 #include "chromecast/media/cma/backend/alsa/video_decoder_alsa.h" |
| 12 | 12 |
| 13 namespace chromecast { | 13 namespace chromecast { |
| 14 namespace media { | 14 namespace media { |
| 15 | 15 |
| 16 MediaPipelineBackendAlsa::MediaPipelineBackendAlsa( | 16 MediaPipelineBackendAlsa::MediaPipelineBackendAlsa( |
| 17 const MediaPipelineDeviceParams& params) | 17 const MediaPipelineDeviceParams& params) |
| 18 : state_(kStateUninitialized), params_(params) { | 18 : state_(kStateUninitialized), params_(params) { |
| 19 } | 19 } |
| 20 | 20 |
| 21 MediaPipelineBackendAlsa::~MediaPipelineBackendAlsa() { | 21 MediaPipelineBackendAlsa::~MediaPipelineBackendAlsa() { |
| 22 } | 22 } |
| 23 | 23 |
| 24 MediaPipelineBackendAlsa::AudioDecoder* | 24 MediaPipelineBackendAlsa::AudioDecoder* |
| 25 MediaPipelineBackendAlsa::CreateAudioDecoder() { | 25 MediaPipelineBackendAlsa::CreateAudioDecoder() { |
| 26 DCHECK_EQ(kStateUninitialized, state_); | 26 DCHECK_EQ(kStateUninitialized, state_); |
| 27 if (audio_decoder_) | 27 if (audio_decoder_) |
| 28 return nullptr; | 28 return nullptr; |
| 29 audio_decoder_.reset(new AudioDecoderAlsa(this)); | 29 audio_decoder_.reset(new AudioDecoderAlsa(this)); |
| 30 return audio_decoder_.get(); | 30 return audio_decoder_.get(); |
| 31 } | 31 } |
| 32 | 32 |
| 33 MediaPipelineBackendAlsa::VideoDecoder* | 33 MediaPipelineBackendAlsa::VideoDecoder* |
| 34 MediaPipelineBackendAlsa::CreateVideoDecoder() { | 34 MediaPipelineBackendAlsa::CreateVideoDecoder() { |
| 35 DCHECK_EQ(kStateUninitialized, state_); | 35 DCHECK_EQ(kStateUninitialized, state_); |
| 36 if (video_decoder_) | 36 if (video_decoder_) |
| 37 return nullptr; | 37 return nullptr; |
| 38 video_decoder_.reset(new VideoDecoderDefault()); | 38 video_decoder_.reset(new VideoDecoderAlsa()); |
| 39 return video_decoder_.get(); | 39 return video_decoder_.get(); |
| 40 } | 40 } |
| 41 | 41 |
| 42 bool MediaPipelineBackendAlsa::Initialize() { | 42 bool MediaPipelineBackendAlsa::Initialize() { |
| 43 DCHECK_EQ(kStateUninitialized, state_); | 43 DCHECK_EQ(kStateUninitialized, state_); |
| 44 if (audio_decoder_) | 44 if (audio_decoder_) |
| 45 audio_decoder_->Initialize(); | 45 audio_decoder_->Initialize(); |
| 46 state_ = kStateInitialized; | 46 state_ = kStateInitialized; |
| 47 return true; | 47 return true; |
| 48 } | 48 } |
| (...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 98 MediaPipelineDeviceParams::kAudioStreamSoundEffects); | 98 MediaPipelineDeviceParams::kAudioStreamSoundEffects); |
| 99 } | 99 } |
| 100 | 100 |
| 101 const scoped_refptr<base::SingleThreadTaskRunner>& | 101 const scoped_refptr<base::SingleThreadTaskRunner>& |
| 102 MediaPipelineBackendAlsa::GetTaskRunner() const { | 102 MediaPipelineBackendAlsa::GetTaskRunner() const { |
| 103 return static_cast<TaskRunnerImpl*>(params_.task_runner)->runner(); | 103 return static_cast<TaskRunnerImpl*>(params_.task_runner)->runner(); |
| 104 } | 104 } |
| 105 | 105 |
| 106 } // namespace media | 106 } // namespace media |
| 107 } // namespace chromecast | 107 } // namespace chromecast |
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