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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/macros.h" | 8 #include "base/macros.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/memory/weak_ptr.h" | 10 #include "base/memory/weak_ptr.h" |
11 #include "base/timer/timer.h" | 11 #include "base/timer/timer.h" |
12 #include "media/base/buffering_state.h" | 12 #include "media/base/buffering_state.h" |
13 #include "media/base/pipeline_status.h" | 13 #include "media/base/pipeline_status.h" |
14 #include "media/mojo/interfaces/renderer.mojom.h" | 14 #include "media/mojo/interfaces/renderer.mojom.h" |
15 #include "mojo/public/cpp/bindings/strong_binding.h" | |
16 | |
17 namespace mojo { | |
18 class ApplicationConnection; | |
19 } | |
20 | 15 |
21 namespace media { | 16 namespace media { |
22 | 17 |
23 class DemuxerStreamProviderShim; | 18 class DemuxerStreamProviderShim; |
24 class CdmContextProvider; | 19 class CdmContextProvider; |
25 class Renderer; | 20 class Renderer; |
26 | 21 |
27 // A interfaces::Renderer implementation that uses media::AudioRenderer to | 22 // A interfaces::Renderer implementation that uses media::AudioRenderer to |
28 // decode and render audio to a sink obtained from the ApplicationConnection. | 23 // decode and render audio to a sink obtained from the ApplicationConnection. |
29 class MojoRendererService : interfaces::Renderer { | 24 class MojoRendererService : public interfaces::Renderer { |
30 public: | 25 public: |
31 // |cdm_context_provider| can be used to find the CdmContext to support | 26 // |cdm_context_provider| can be used to find the CdmContext to support |
32 // encrypted media. If null, encrypted media is not supported. | 27 // encrypted media. If null, encrypted media is not supported. |
33 MojoRendererService(base::WeakPtr<CdmContextProvider> cdm_context_provider, | 28 MojoRendererService(base::WeakPtr<CdmContextProvider> cdm_context_provider, |
34 scoped_ptr<media::Renderer> renderer, | 29 scoped_ptr<media::Renderer> renderer); |
35 mojo::InterfaceRequest<interfaces::Renderer> request); | |
36 ~MojoRendererService() final; | 30 ~MojoRendererService() final; |
37 | 31 |
38 // interfaces::Renderer implementation. | 32 // interfaces::Renderer implementation. |
39 void Initialize(interfaces::RendererClientPtr client, | 33 void Initialize(interfaces::RendererClientPtr client, |
40 interfaces::DemuxerStreamPtr audio, | 34 interfaces::DemuxerStreamPtr audio, |
41 interfaces::DemuxerStreamPtr video, | 35 interfaces::DemuxerStreamPtr video, |
42 const mojo::Callback<void(bool)>& callback) final; | 36 const mojo::Callback<void(bool)>& callback) final; |
43 void Flush(const mojo::Closure& callback) final; | 37 void Flush(const mojo::Closure& callback) final; |
44 void StartPlayingFrom(int64_t time_delta_usec) final; | 38 void StartPlayingFrom(int64_t time_delta_usec) final; |
45 void SetPlaybackRate(double playback_rate) final; | 39 void SetPlaybackRate(double playback_rate) final; |
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82 | 76 |
83 // Callback executed when a runtime error happens. | 77 // Callback executed when a runtime error happens. |
84 void OnError(PipelineStatus error); | 78 void OnError(PipelineStatus error); |
85 | 79 |
86 // Callback executed once Flush() completes. | 80 // Callback executed once Flush() completes. |
87 void OnFlushCompleted(const mojo::Closure& callback); | 81 void OnFlushCompleted(const mojo::Closure& callback); |
88 | 82 |
89 // Callback executed once SetCdm() completes. | 83 // Callback executed once SetCdm() completes. |
90 void OnCdmAttached(const mojo::Callback<void(bool)>& callback, bool success); | 84 void OnCdmAttached(const mojo::Callback<void(bool)>& callback, bool success); |
91 | 85 |
92 mojo::StrongBinding<interfaces::Renderer> binding_; | |
93 | |
94 base::WeakPtr<CdmContextProvider> cdm_context_provider_; | 86 base::WeakPtr<CdmContextProvider> cdm_context_provider_; |
95 scoped_ptr<media::Renderer> renderer_; | 87 scoped_ptr<media::Renderer> renderer_; |
96 | 88 |
97 State state_; | 89 State state_; |
98 | 90 |
99 // Note: stream_provider_ must be destructed after renderer_ to avoid access | 91 // Note: stream_provider_ must be destructed after renderer_ to avoid access |
100 // violation. | 92 // violation. |
101 scoped_ptr<DemuxerStreamProviderShim> stream_provider_; | 93 scoped_ptr<DemuxerStreamProviderShim> stream_provider_; |
102 | 94 |
103 base::RepeatingTimer time_update_timer_; | 95 base::RepeatingTimer time_update_timer_; |
104 uint64_t last_media_time_usec_; | 96 uint64_t last_media_time_usec_; |
105 | 97 |
106 interfaces::RendererClientPtr client_; | 98 interfaces::RendererClientPtr client_; |
107 | 99 |
108 base::WeakPtr<MojoRendererService> weak_this_; | 100 base::WeakPtr<MojoRendererService> weak_this_; |
109 base::WeakPtrFactory<MojoRendererService> weak_factory_; | 101 base::WeakPtrFactory<MojoRendererService> weak_factory_; |
110 | 102 |
111 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); | 103 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); |
112 }; | 104 }; |
113 | 105 |
114 } // namespace media | 106 } // namespace media |
115 | 107 |
116 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ | 108 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ |
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