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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #ifndef MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ | 5 #ifndef MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ |
| 6 #define MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ | 6 #define MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ |
| 7 | 7 |
| 8 #include "base/callback.h" | 8 #include "base/callback.h" |
| 9 #include "base/compiler_specific.h" | 9 #include "base/compiler_specific.h" |
| 10 #include "base/macros.h" | 10 #include "base/macros.h" |
| 11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
| 12 #include "base/memory/weak_ptr.h" | 12 #include "base/memory/weak_ptr.h" |
| 13 #include "base/timer/timer.h" | 13 #include "base/timer/timer.h" |
| 14 #include "media/base/audio_decoder_config.h" | 14 #include "media/base/audio_decoder_config.h" |
| 15 #include "media/base/buffering_state.h" | 15 #include "media/base/buffering_state.h" |
| 16 #include "media/base/media_export.h" | 16 #include "media/base/media_export.h" |
| 17 #include "media/base/pipeline_status.h" | 17 #include "media/base/pipeline_status.h" |
| 18 #include "media/mojo/interfaces/media_renderer.mojom.h" | 18 #include "media/mojo/interfaces/renderer.mojom.h" |
| 19 #include "media/mojo/services/mojo_cdm_service_context.h" | 19 #include "media/mojo/services/mojo_cdm_service_context.h" |
| 20 #include "third_party/mojo/src/mojo/public/cpp/bindings/strong_binding.h" | 20 #include "third_party/mojo/src/mojo/public/cpp/bindings/strong_binding.h" |
| 21 | 21 |
| 22 namespace mojo { | 22 namespace mojo { |
| 23 class ApplicationConnection; | 23 class ApplicationConnection; |
| 24 } | 24 } |
| 25 | 25 |
| 26 namespace media { | 26 namespace media { |
| 27 | 27 |
| 28 class AudioRendererSink; | 28 class AudioRendererSink; |
| 29 class DemuxerStreamProviderShim; | 29 class DemuxerStreamProviderShim; |
| 30 class CdmContextProvider; | 30 class CdmContextProvider; |
| 31 class MediaLog; | 31 class MediaLog; |
| 32 class Renderer; | 32 class Renderer; |
| 33 class RendererFactory; | 33 class RendererFactory; |
| 34 class VideoRendererSink; | 34 class VideoRendererSink; |
| 35 | 35 |
| 36 // A interfaces::MediaRenderer implementation that uses media::AudioRenderer to | 36 // A interfaces::Renderer implementation that uses media::AudioRenderer to |
| 37 // decode and render audio to a sink obtained from the ApplicationConnection. | 37 // decode and render audio to a sink obtained from the ApplicationConnection. |
| 38 class MEDIA_EXPORT MojoRendererService | 38 class MEDIA_EXPORT MojoRendererService |
| 39 : NON_EXPORTED_BASE(interfaces::MediaRenderer) { | 39 : NON_EXPORTED_BASE(interfaces::Renderer) { |
| 40 public: | 40 public: |
| 41 // |cdm_context_provider| can be used to find the CdmContext to support | 41 // |cdm_context_provider| can be used to find the CdmContext to support |
| 42 // encrypted media. If null, encrypted media is not supported. | 42 // encrypted media. If null, encrypted media is not supported. |
| 43 MojoRendererService( | 43 MojoRendererService(base::WeakPtr<CdmContextProvider> cdm_context_provider, |
| 44 base::WeakPtr<CdmContextProvider> cdm_context_provider, | 44 RendererFactory* renderer_factory, |
| 45 RendererFactory* renderer_factory, | 45 const scoped_refptr<MediaLog>& media_log, |
| 46 const scoped_refptr<MediaLog>& media_log, | 46 mojo::InterfaceRequest<interfaces::Renderer> request); |
| 47 mojo::InterfaceRequest<interfaces::MediaRenderer> request); | |
| 48 ~MojoRendererService() final; | 47 ~MojoRendererService() final; |
| 49 | 48 |
| 50 // interfaces::MediaRenderer implementation. | 49 // interfaces::Renderer implementation. |
| 51 void Initialize(interfaces::MediaRendererClientPtr client, | 50 void Initialize(interfaces::RendererClientPtr client, |
| 52 interfaces::DemuxerStreamPtr audio, | 51 interfaces::DemuxerStreamPtr audio, |
| 53 interfaces::DemuxerStreamPtr video, | 52 interfaces::DemuxerStreamPtr video, |
| 54 const mojo::Callback<void(bool)>& callback) final; | 53 const mojo::Callback<void(bool)>& callback) final; |
| 55 void Flush(const mojo::Closure& callback) final; | 54 void Flush(const mojo::Closure& callback) final; |
| 56 void StartPlayingFrom(int64_t time_delta_usec) final; | 55 void StartPlayingFrom(int64_t time_delta_usec) final; |
| 57 void SetPlaybackRate(double playback_rate) final; | 56 void SetPlaybackRate(double playback_rate) final; |
| 58 void SetVolume(float volume) final; | 57 void SetVolume(float volume) final; |
| 59 void SetCdm(int32_t cdm_id, const mojo::Callback<void(bool)>& callback) final; | 58 void SetCdm(int32_t cdm_id, const mojo::Callback<void(bool)>& callback) final; |
| 60 | 59 |
| 61 private: | 60 private: |
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| 94 | 93 |
| 95 // Callback executed when a runtime error happens. | 94 // Callback executed when a runtime error happens. |
| 96 void OnError(PipelineStatus error); | 95 void OnError(PipelineStatus error); |
| 97 | 96 |
| 98 // Callback executed once Flush() completes. | 97 // Callback executed once Flush() completes. |
| 99 void OnFlushCompleted(const mojo::Closure& callback); | 98 void OnFlushCompleted(const mojo::Closure& callback); |
| 100 | 99 |
| 101 // Callback executed once SetCdm() completes. | 100 // Callback executed once SetCdm() completes. |
| 102 void OnCdmAttached(const mojo::Callback<void(bool)>& callback, bool success); | 101 void OnCdmAttached(const mojo::Callback<void(bool)>& callback, bool success); |
| 103 | 102 |
| 104 mojo::StrongBinding<interfaces::MediaRenderer> binding_; | 103 mojo::StrongBinding<interfaces::Renderer> binding_; |
| 105 | 104 |
| 106 base::WeakPtr<CdmContextProvider> cdm_context_provider_; | 105 base::WeakPtr<CdmContextProvider> cdm_context_provider_; |
| 107 | 106 |
| 108 State state_; | 107 State state_; |
| 109 | 108 |
| 110 // Note: |renderer_| should be destructed before these objects to avoid access | 109 // Note: |renderer_| should be destructed before these objects to avoid access |
| 111 // violation. | 110 // violation. |
| 112 scoped_ptr<DemuxerStreamProviderShim> stream_provider_; | 111 scoped_ptr<DemuxerStreamProviderShim> stream_provider_; |
| 113 scoped_refptr<AudioRendererSink> audio_renderer_sink_; | 112 scoped_refptr<AudioRendererSink> audio_renderer_sink_; |
| 114 scoped_ptr<VideoRendererSink> video_renderer_sink_; | 113 scoped_ptr<VideoRendererSink> video_renderer_sink_; |
| 115 | 114 |
| 116 scoped_ptr<Renderer> renderer_; | 115 scoped_ptr<media::Renderer> renderer_; |
| 117 | 116 |
| 118 base::RepeatingTimer<MojoRendererService> time_update_timer_; | 117 base::RepeatingTimer<MojoRendererService> time_update_timer_; |
| 119 uint64_t last_media_time_usec_; | 118 uint64_t last_media_time_usec_; |
| 120 | 119 |
| 121 interfaces::MediaRendererClientPtr client_; | 120 interfaces::RendererClientPtr client_; |
| 122 | 121 |
| 123 base::WeakPtr<MojoRendererService> weak_this_; | 122 base::WeakPtr<MojoRendererService> weak_this_; |
| 124 base::WeakPtrFactory<MojoRendererService> weak_factory_; | 123 base::WeakPtrFactory<MojoRendererService> weak_factory_; |
| 125 | 124 |
| 126 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); | 125 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); |
| 127 }; | 126 }; |
| 128 | 127 |
| 129 } // namespace media | 128 } // namespace media |
| 130 | 129 |
| 131 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ | 130 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ |
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