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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/renderer/media/chromecast_media_renderer_factory.h" | 5 #include "chromecast/renderer/media/chromecast_media_renderer_factory.h" |
6 | 6 |
7 #include "base/command_line.h" | 7 #include "base/command_line.h" |
8 #include "chromecast/media/base/switching_media_renderer.h" | 8 #include "chromecast/media/base/switching_media_renderer.h" |
9 #include "chromecast/media/cma/filters/cma_renderer.h" | 9 #include "chromecast/media/cma/filters/cma_renderer.h" |
10 #include "chromecast/renderer/media/media_pipeline_proxy.h" | 10 #include "chromecast/renderer/media/media_pipeline_proxy.h" |
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22 int render_frame_id) | 22 int render_frame_id) |
23 : render_frame_id_(render_frame_id), | 23 : render_frame_id_(render_frame_id), |
24 media_log_(media_log) { | 24 media_log_(media_log) { |
25 } | 25 } |
26 | 26 |
27 ChromecastMediaRendererFactory::~ChromecastMediaRendererFactory() { | 27 ChromecastMediaRendererFactory::~ChromecastMediaRendererFactory() { |
28 } | 28 } |
29 | 29 |
30 scoped_ptr<::media::Renderer> ChromecastMediaRendererFactory::CreateRenderer( | 30 scoped_ptr<::media::Renderer> ChromecastMediaRendererFactory::CreateRenderer( |
31 const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner, | 31 const scoped_refptr<base::SingleThreadTaskRunner>& media_task_runner, |
32 ::media::AudioRendererSink* audio_renderer_sink, | 32 ::media::AudioRendererSink* audio_renderer_sink) { |
33 ::media::VideoRendererSink* video_renderer_sink) { | |
34 if (!default_render_factory_) { | 33 if (!default_render_factory_) { |
35 // Chromecast doesn't have input audio devices, so leave this uninitialized | 34 // Chromecast doesn't have input audio devices, so leave this uninitialized |
36 ::media::AudioParameters input_audio_params; | 35 ::media::AudioParameters input_audio_params; |
37 // TODO(servolk): Audio parameters are hardcoded for now, but in the future | 36 // TODO(servolk): Audio parameters are hardcoded for now, but in the future |
38 // either we need to obtain AudioHardwareConfig from RenderThreadImpl, | 37 // either we need to obtain AudioHardwareConfig from RenderThreadImpl, |
39 // or media renderer needs to figure out optimal audio parameters itself. | 38 // or media renderer needs to figure out optimal audio parameters itself. |
40 const int kDefaultSamplingRate = 48000; | 39 const int kDefaultSamplingRate = 48000; |
41 const int kDefaultBitsPerSample = 16; | 40 const int kDefaultBitsPerSample = 16; |
42 // About 20ms of stereo (2 channels) 16bit (2 byte) audio | 41 // About 20ms of stereo (2 channels) 16bit (2 byte) audio |
43 int buffer_size = kDefaultSamplingRate * 20 * 2 * 2 / 1000; | 42 int buffer_size = kDefaultSamplingRate * 20 * 2 * 2 / 1000; |
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55 | 54 |
56 DCHECK(default_render_factory_); | 55 DCHECK(default_render_factory_); |
57 // TODO(erickung): crbug.com/443956. Need to provide right LoadType. | 56 // TODO(erickung): crbug.com/443956. Need to provide right LoadType. |
58 LoadType cma_load_type = kLoadTypeMediaSource; | 57 LoadType cma_load_type = kLoadTypeMediaSource; |
59 scoped_ptr<MediaPipeline> cma_media_pipeline( | 58 scoped_ptr<MediaPipeline> cma_media_pipeline( |
60 new MediaPipelineProxy( | 59 new MediaPipelineProxy( |
61 render_frame_id_, | 60 render_frame_id_, |
62 content::RenderThread::Get()->GetIOMessageLoopProxy(), | 61 content::RenderThread::Get()->GetIOMessageLoopProxy(), |
63 cma_load_type)); | 62 cma_load_type)); |
64 scoped_ptr<CmaRenderer> cma_renderer( | 63 scoped_ptr<CmaRenderer> cma_renderer( |
65 new CmaRenderer(cma_media_pipeline.Pass(), video_renderer_sink)); | 64 new CmaRenderer(cma_media_pipeline.Pass())); |
66 scoped_ptr<::media::Renderer> default_media_render( | 65 scoped_ptr<::media::Renderer> default_media_render( |
67 default_render_factory_->CreateRenderer(media_task_runner, | 66 default_render_factory_->CreateRenderer(media_task_runner, |
68 audio_renderer_sink, | 67 audio_renderer_sink)); |
69 video_renderer_sink)); | |
70 scoped_ptr<SwitchingMediaRenderer> media_renderer(new SwitchingMediaRenderer( | 68 scoped_ptr<SwitchingMediaRenderer> media_renderer(new SwitchingMediaRenderer( |
71 default_media_render.Pass(), cma_renderer.Pass())); | 69 default_media_render.Pass(), cma_renderer.Pass())); |
72 return media_renderer.Pass(); | 70 return media_renderer.Pass(); |
73 } | 71 } |
74 | 72 |
75 } // namespace media | 73 } // namespace media |
76 } // namespace chromecast | 74 } // namespace chromecast |
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