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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 <stdint.h> | 8 #include <stdint.h> |
9 #include <memory> | 9 #include <memory> |
10 | 10 |
11 #include "base/callback.h" | 11 #include "base/callback.h" |
12 #include "base/compiler_specific.h" | 12 #include "base/compiler_specific.h" |
13 #include "base/macros.h" | 13 #include "base/macros.h" |
14 #include "base/memory/ref_counted.h" | 14 #include "base/memory/ref_counted.h" |
15 #include "base/memory/weak_ptr.h" | 15 #include "base/memory/weak_ptr.h" |
16 #include "base/timer/timer.h" | 16 #include "base/timer/timer.h" |
17 #include "base/unguessable_token.h" | 17 #include "base/unguessable_token.h" |
18 #include "media/base/buffering_state.h" | 18 #include "media/base/buffering_state.h" |
19 #include "media/base/demuxer_stream_provider.h" | 19 #include "media/base/demuxer_stream_provider.h" |
20 #include "media/base/pipeline_status.h" | 20 #include "media/base/pipeline_status.h" |
21 #include "media/base/renderer_client.h" | 21 #include "media/base/renderer_client.h" |
22 #include "media/mojo/interfaces/renderer.mojom.h" | 22 #include "media/mojo/interfaces/renderer.mojom.h" |
23 #include "media/mojo/services/media_mojo_export.h" | 23 #include "media/mojo/services/media_mojo_export.h" |
24 #include "mojo/public/cpp/bindings/strong_binding.h" | 24 #include "mojo/public/cpp/bindings/strong_binding.h" |
25 | 25 |
26 namespace media { | 26 namespace media { |
27 | 27 |
28 class AudioRendererSink; | 28 class AudioRendererSink; |
29 class DemuxerStreamProviderShim; | 29 class DemuxerStreamProviderShim; |
30 class MediaKeys; | 30 class ContentDecryptionModule; |
31 class MojoCdmServiceContext; | 31 class MojoCdmServiceContext; |
32 class Renderer; | 32 class Renderer; |
33 class VideoRendererSink; | 33 class VideoRendererSink; |
34 | 34 |
35 // A mojom::Renderer implementation that use a media::Renderer to render | 35 // A mojom::Renderer implementation that use a media::Renderer to render |
36 // media streams. | 36 // media streams. |
37 class MEDIA_MOJO_EXPORT MojoRendererService | 37 class MEDIA_MOJO_EXPORT MojoRendererService |
38 : NON_EXPORTED_BASE(public mojom::Renderer), | 38 : NON_EXPORTED_BASE(public mojom::Renderer), |
39 public RendererClient { | 39 public RendererClient { |
40 public: | 40 public: |
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112 // If |force| is true, the client is notified even if the time is unchanged. | 112 // If |force| is true, the client is notified even if the time is unchanged. |
113 // If |range| is true, an interpolation time range is reported. | 113 // If |range| is true, an interpolation time range is reported. |
114 void UpdateMediaTime(bool force); | 114 void UpdateMediaTime(bool force); |
115 void CancelPeriodicMediaTimeUpdates(); | 115 void CancelPeriodicMediaTimeUpdates(); |
116 void SchedulePeriodicMediaTimeUpdates(); | 116 void SchedulePeriodicMediaTimeUpdates(); |
117 | 117 |
118 // Callback executed once Flush() completes. | 118 // Callback executed once Flush() completes. |
119 void OnFlushCompleted(const FlushCallback& callback); | 119 void OnFlushCompleted(const FlushCallback& callback); |
120 | 120 |
121 // Callback executed once SetCdm() completes. | 121 // Callback executed once SetCdm() completes. |
122 void OnCdmAttached(scoped_refptr<MediaKeys> cdm, | 122 void OnCdmAttached(scoped_refptr<ContentDecryptionModule> cdm, |
123 const base::Callback<void(bool)>& callback, | 123 const base::Callback<void(bool)>& callback, |
124 bool success); | 124 bool success); |
125 | 125 |
126 base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context_; | 126 base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context_; |
127 | 127 |
128 State state_; | 128 State state_; |
129 double playback_rate_; | 129 double playback_rate_; |
130 | 130 |
131 std::unique_ptr<DemuxerStreamProvider> stream_provider_; | 131 std::unique_ptr<DemuxerStreamProvider> stream_provider_; |
132 | 132 |
133 base::RepeatingTimer time_update_timer_; | 133 base::RepeatingTimer time_update_timer_; |
134 base::TimeDelta last_media_time_; | 134 base::TimeDelta last_media_time_; |
135 | 135 |
136 mojom::RendererClientAssociatedPtr client_; | 136 mojom::RendererClientAssociatedPtr client_; |
137 | 137 |
138 // Hold a reference to the CDM set on the |renderer_| so that the CDM won't be | 138 // Hold a reference to the CDM set on the |renderer_| so that the CDM won't be |
139 // destructed while the |renderer_| is still using it. | 139 // destructed while the |renderer_| is still using it. |
140 scoped_refptr<MediaKeys> cdm_; | 140 scoped_refptr<ContentDecryptionModule> cdm_; |
141 | 141 |
142 // Audio and Video sinks. | 142 // Audio and Video sinks. |
143 // May be null if underlying |renderer_| does not use them. | 143 // May be null if underlying |renderer_| does not use them. |
144 scoped_refptr<AudioRendererSink> audio_sink_; | 144 scoped_refptr<AudioRendererSink> audio_sink_; |
145 std::unique_ptr<VideoRendererSink> video_sink_; | 145 std::unique_ptr<VideoRendererSink> video_sink_; |
146 | 146 |
147 // Note: Destroy |renderer_| first to avoid access violation into other | 147 // Note: Destroy |renderer_| first to avoid access violation into other |
148 // members, e.g. |stream_provider_|, |cdm_|, |audio_sink_|, and | 148 // members, e.g. |stream_provider_|, |cdm_|, |audio_sink_|, and |
149 // |video_sink_|. | 149 // |video_sink_|. |
150 // Must use "media::" because "Renderer" is ambiguous. | 150 // Must use "media::" because "Renderer" is ambiguous. |
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161 | 161 |
162 base::WeakPtr<MojoRendererService> weak_this_; | 162 base::WeakPtr<MojoRendererService> weak_this_; |
163 base::WeakPtrFactory<MojoRendererService> weak_factory_; | 163 base::WeakPtrFactory<MojoRendererService> weak_factory_; |
164 | 164 |
165 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); | 165 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); |
166 }; | 166 }; |
167 | 167 |
168 } // namespace media | 168 } // namespace media |
169 | 169 |
170 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ | 170 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ |
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