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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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