Mojify demuxers and allow running {Chunk/FFmpeg}Demuxer in a Utility Process

media/mojo/services/mojo_renderer_service.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_
 #define MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_
 
 #include <stdint.h>
 #include <memory>
 
@@ skipping 13 matching lines @@
 #include "media/mojo/interfaces/video_renderer_sink.mojom.h"
 #include "media/mojo/services/media_mojo_export.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 
 namespace media {
 
 class AudioRendererSink;
 class MediaResourceShim;
 class ContentDecryptionModule;
 class MojoCdmServiceContext;
+class MojoDemuxerServiceContext;
 class Renderer;
+class MediaUrlDemuxer;
 class VideoRendererSink;
 
 // A mojom::Renderer implementation that use a media::Renderer to render
 // media streams.
 class MEDIA_MOJO_EXPORT MojoRendererService
     : NON_EXPORTED_BASE(public mojom::Renderer),
       public RendererClient {
  public:
   using InitiateSurfaceRequestCB = base::Callback<base::UnguessableToken()>;
 
   // Helper function to bind MojoRendererService with a StrongBinding,
   // which is safely accessible via the returned StrongBindingPtr.
   static mojo::StrongBindingPtr<mojom::Renderer> Create(
+      base::WeakPtr<MojoDemuxerServiceContext> mojo_demuxer_service_context,
       base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context,
       scoped_refptr<AudioRendererSink> audio_sink,
       std::unique_ptr<VideoRendererSink> video_sink,
       std::unique_ptr<media::Renderer> renderer,
       InitiateSurfaceRequestCB initiate_surface_request_cb,
       mojo::InterfaceRequest<mojom::Renderer> request);
 
   // |mojo_cdm_service_context| can be used to find the CDM to support
   // encrypted media. If null, encrypted media is not supported.
   MojoRendererService(
+      base::WeakPtr<MojoDemuxerServiceContext> mojo_demuxer_service_context,
       base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context,
       scoped_refptr<AudioRendererSink> audio_sink,
       std::unique_ptr<VideoRendererSink> video_sink,
       std::unique_ptr<media::Renderer> renderer,
       InitiateSurfaceRequestCB initiate_surface_request_cb);
 
   ~MojoRendererService() final;
 
   // mojom::Renderer implementation.
   void Initialize(mojom::RendererClientAssociatedPtrInfo client,
+                  int32_t demuxer_id,
                   base::Optional<std::vector<mojom::DemuxerStreamPtr>> streams,
                   mojom::AudioRendererSinkPtr audio_renderer_sink_ptr,
                   mojom::VideoRendererSinkPtr video_renderer_sink_ptr,
                   const base::Optional<GURL>& media_url,
                   const base::Optional<GURL>& first_party_for_cookies,
                   const InitializeCallback& callback) final;
   void Flush(const FlushCallback& callback) final;
   void StartPlayingFrom(base::TimeDelta time_delta) final;
   void SetPlaybackRate(double playback_rate) final;
   void SetVolume(float volume) final;
@@ skipping 19 matching lines @@
   void OnEnded() final;
   void OnStatisticsUpdate(const PipelineStatistics& stats) final;
   void OnBufferingStateChange(BufferingState state) final;
   void OnWaitingForDecryptionKey() final;
   void OnVideoNaturalSizeChange(const gfx::Size& size) final;
   void OnVideoOpacityChange(bool opaque) final;
   void OnDurationChange(base::TimeDelta duration) final;
 
   // Called when the MediaResourceShim is ready to go (has a config,
   // pipe handle, etc) and can be handed off to a renderer for use.
-  void OnStreamReady(const base::Callback<void(bool)>& callback);
+  void OnStreamReady(const InitializeCallback& callback);
 
   // Called when |audio_renderer_| initialization has completed.
-  void OnRendererInitializeDone(const base::Callback<void(bool)>& callback,
+  void OnRendererInitializeDone(const InitializeCallback& callback,
                                 PipelineStatus status);
 
   // Periodically polls the media time from the renderer and notifies the client
   // if the media time has changed since the last update.
   // If |force| is true, the client is notified even if the time is unchanged.
   // If |range| is true, an interpolation time range is reported.
   void UpdateMediaTime(bool force);
   void CancelPeriodicMediaTimeUpdates();
   void SchedulePeriodicMediaTimeUpdates();
 
   // Callback executed once Flush() completes.
   void OnFlushCompleted(const FlushCallback& callback);
 
   // Callback executed once SetCdm() completes.
   void OnCdmAttached(scoped_refptr<ContentDecryptionModule> cdm,
                      const base::Callback<void(bool)>& callback,
                      bool success);
 
+  void OnDemuxerInitialized(const InitializeCallback& callback,
+                            PipelineStatus status);
+  void InitializeRenderer(const InitializeCallback& callback);
+
+  base::WeakPtr<MojoDemuxerServiceContext> mojo_demuxer_service_context_;
   base::WeakPtr<MojoCdmServiceContext> mojo_cdm_service_context_;
 
   State state_;
   double playback_rate_;
 
-  std::unique_ptr<MediaResource> media_resource_;
+  std::unique_ptr<MediaResourceShim> media_resource_shim_;
+  std::unique_ptr<MediaUrlDemuxer> media_url_demuxer_;
+  MediaResource* media_resource_;
 
   base::RepeatingTimer time_update_timer_;
   base::TimeDelta last_media_time_;
 
   mojom::RendererClientAssociatedPtr client_;
 
   // Hold a reference to the CDM set on the |renderer_| so that the CDM won't be
   // destructed while the |renderer_| is still using it.
   scoped_refptr<ContentDecryptionModule> cdm_;
 
@@ skipping 19 matching lines @@
 
   base::WeakPtr<MojoRendererService> weak_this_;
   base::WeakPtrFactory<MojoRendererService> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoRendererService);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_SERVICES_MOJO_RENDERER_SERVICE_H_