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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 | 9 |
10 #include <memory> | 10 #include <memory> |
11 | 11 |
12 #include "base/macros.h" | 12 #include "base/macros.h" |
13 #include "base/memory/ref_counted.h" | 13 #include "base/memory/ref_counted.h" |
14 #include "base/memory/weak_ptr.h" | 14 #include "base/memory/weak_ptr.h" |
15 #include "base/timer/timer.h" | 15 #include "base/timer/timer.h" |
16 #include "media/base/buffering_state.h" | 16 #include "media/base/buffering_state.h" |
17 #include "media/base/pipeline_status.h" | 17 #include "media/base/pipeline_status.h" |
18 #include "media/base/renderer_client.h" | 18 #include "media/base/renderer_client.h" |
19 #include "media/mojo/interfaces/renderer.mojom.h" | 19 #include "media/mojo/interfaces/renderer.mojom.h" |
20 #include "mojo/public/cpp/bindings/strong_binding.h" | 20 #include "mojo/public/cpp/bindings/strong_binding.h" |
21 | 21 |
22 namespace media { | 22 namespace media { |
23 | 23 |
24 class DemuxerStreamProviderShim; | 24 class DemuxerStreamProviderShim; |
25 class MediaKeys; | 25 class MediaKeys; |
26 class MojoCdmServiceContext; | 26 class MojoCdmServiceContext; |
27 class Renderer; | 27 class Renderer; |
28 | 28 |
29 // An interfaces::Renderer implementation that use a media::Renderer to render | 29 // A mojom::Renderer implementation that use a media::Renderer to render |
30 // media streams. | 30 // media streams. |
31 class MojoRendererService : public interfaces::Renderer, public RendererClient { | 31 class MojoRendererService : public mojom::Renderer, public RendererClient { |
32 public: | 32 public: |
33 // |mojo_cdm_service_context| can be used to find the CDM to support | 33 // |mojo_cdm_service_context| can be used to find the CDM to support |
34 // encrypted media. If null, encrypted media is not supported. | 34 // encrypted media. If null, encrypted media is not supported. |
35 MojoRendererService( | 35 MojoRendererService( |
36 base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context, | 36 base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context, |
37 std::unique_ptr<media::Renderer> renderer, | 37 std::unique_ptr<media::Renderer> renderer, |
38 mojo::InterfaceRequest<interfaces::Renderer> request); | 38 mojo::InterfaceRequest<mojom::Renderer> request); |
39 ~MojoRendererService() final; | 39 ~MojoRendererService() final; |
40 | 40 |
41 // interfaces::Renderer implementation. | 41 // mojom::Renderer implementation. |
42 void Initialize(interfaces::RendererClientPtr client, | 42 void Initialize(mojom::RendererClientPtr client, |
43 interfaces::DemuxerStreamPtr audio, | 43 mojom::DemuxerStreamPtr audio, |
44 interfaces::DemuxerStreamPtr video, | 44 mojom::DemuxerStreamPtr video, |
45 const mojo::Callback<void(bool)>& callback) final; | 45 const mojo::Callback<void(bool)>& callback) final; |
46 void Flush(const mojo::Closure& callback) final; | 46 void Flush(const mojo::Closure& callback) final; |
47 void StartPlayingFrom(int64_t time_delta_usec) final; | 47 void StartPlayingFrom(int64_t time_delta_usec) final; |
48 void SetPlaybackRate(double playback_rate) final; | 48 void SetPlaybackRate(double playback_rate) final; |
49 void SetVolume(float volume) final; | 49 void SetVolume(float volume) final; |
50 void SetCdm(int32_t cdm_id, const mojo::Callback<void(bool)>& callback) final; | 50 void SetCdm(int32_t cdm_id, const mojo::Callback<void(bool)>& callback) final; |
51 | 51 |
52 private: | 52 private: |
53 enum State { | 53 enum State { |
54 STATE_UNINITIALIZED, | 54 STATE_UNINITIALIZED, |
(...skipping 26 matching lines...) Expand all Loading... |
81 void SchedulePeriodicMediaTimeUpdates(); | 81 void SchedulePeriodicMediaTimeUpdates(); |
82 | 82 |
83 // Callback executed once Flush() completes. | 83 // Callback executed once Flush() completes. |
84 void OnFlushCompleted(const mojo::Closure& callback); | 84 void OnFlushCompleted(const mojo::Closure& callback); |
85 | 85 |
86 // Callback executed once SetCdm() completes. | 86 // Callback executed once SetCdm() completes. |
87 void OnCdmAttached(scoped_refptr<MediaKeys> cdm, | 87 void OnCdmAttached(scoped_refptr<MediaKeys> cdm, |
88 const mojo::Callback<void(bool)>& callback, | 88 const mojo::Callback<void(bool)>& callback, |
89 bool success); | 89 bool success); |
90 | 90 |
91 mojo::StrongBinding<interfaces::Renderer> binding_; | 91 mojo::StrongBinding<mojom::Renderer> binding_; |
92 | 92 |
93 base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context_; | 93 base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context_; |
94 | 94 |
95 State state_; | 95 State state_; |
96 | 96 |
97 std::unique_ptr<DemuxerStreamProviderShim> stream_provider_; | 97 std::unique_ptr<DemuxerStreamProviderShim> stream_provider_; |
98 | 98 |
99 base::RepeatingTimer time_update_timer_; | 99 base::RepeatingTimer time_update_timer_; |
100 uint64_t last_media_time_usec_; | 100 uint64_t last_media_time_usec_; |
101 | 101 |
102 interfaces::RendererClientPtr client_; | 102 mojom::RendererClientPtr client_; |
103 | 103 |
104 // Hold a reference to the CDM set on the |renderer_| so that the CDM won't be | 104 // Hold a reference to the CDM set on the |renderer_| so that the CDM won't be |
105 // destructed while the |renderer_| is still using it. | 105 // destructed while the |renderer_| is still using it. |
106 scoped_refptr<MediaKeys> cdm_; | 106 scoped_refptr<MediaKeys> cdm_; |
107 | 107 |
108 // Note: Destroy |renderer_| first to avoid access violation into other | 108 // Note: Destroy |renderer_| first to avoid access violation into other |
109 // members, e.g. |stream_provider_| and |cdm_|. | 109 // members, e.g. |stream_provider_| and |cdm_|. |
110 // Must use "media::" because "Renderer" is ambiguous. | 110 // Must use "media::" because "Renderer" is ambiguous. |
111 std::unique_ptr<media::Renderer> renderer_; | 111 std::unique_ptr<media::Renderer> renderer_; |
112 | 112 |
113 base::WeakPtr<MojoRendererService> weak_this_; | 113 base::WeakPtr<MojoRendererService> weak_this_; |
114 base::WeakPtrFactory<MojoRendererService> weak_factory_; | 114 base::WeakPtrFactory<MojoRendererService> weak_factory_; |
115 | 115 |
116 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); | 116 DISALLOW_COPY_AND_ASSIGN(MojoRendererService); |
117 }; | 117 }; |
118 | 118 |
119 } // namespace media | 119 } // namespace media |
120 | 120 |
121 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ | 121 #endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_ |
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