15c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu// Copyright 2014 The Chromium Authors. All rights reserved. 25c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu// Use of this source code is governed by a BSD-style license that can be 35c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu// found in the LICENSE file. 45c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 56d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)#ifndef MEDIA_MOJO_SERVICES_MOJO_RENDERER_IMPL_H_ 65c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu#define MEDIA_MOJO_SERVICES_MOJO_RENDERER_IMPL_H_ 75c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 85c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu#include "base/macros.h" 95c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu#include "base/memory/weak_ptr.h" 105c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu#include "media/base/renderer.h" 115c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu#include "media/mojo/interfaces/media_renderer.mojom.h" 125c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 135c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liunamespace base { 145c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liuclass SingleThreadTaskRunner; 156d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 166d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 176d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)namespace mojo { 186d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)class ServiceProvider; 196d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} 206d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 216d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)namespace media { 226d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)class DemuxerStreamProvider; 236d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 246d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)// A media::Renderer that proxies to a mojo::MediaRenderer. That 255c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu// mojo::MediaRenderer proxies back to the MojoRendererImpl via the 266d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)// mojo::MediaRendererClient interface. 276d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)// 286d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)// MojoRendererImpl implements media::Renderer for use as either an audio 296d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)// or video renderer. 306d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)// 316d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)// TODO(tim): Only audio is currently supported. http://crbug.com/410451. 326d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)class MojoRendererImpl : public Renderer, public mojo::MediaRendererClient { 336d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) public: 346d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // |task_runner| is the TaskRunner on which all methods are invoked. 356d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // |demuxer_stream_provider| provides encoded streams for decoding and 366d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // rendering. 376d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // |audio_renderer_provider| is a ServiceProvider from a connected 386d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // Application that is hosting a mojo::MediaRenderer. 396d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) MojoRendererImpl( 405c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, 415c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu DemuxerStreamProvider* demuxer_stream_provider, 425c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu mojo::ServiceProvider* audio_renderer_provider); 435c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu virtual ~MojoRendererImpl(); 446d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 455c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Renderer implementation. 466d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void Initialize(const base::Closure& init_cb, 475c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu const StatisticsCB& statistics_cb, 486d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) const base::Closure& ended_cb, 496d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) const PipelineStatusCB& error_cb, 505c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu const BufferingStateCB& buffering_state_cb) OVERRIDE; 516d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void Flush(const base::Closure& flush_cb) OVERRIDE; 526d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void StartPlayingFrom(base::TimeDelta time) OVERRIDE; 536d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void SetPlaybackRate(float playback_rate) OVERRIDE; 546d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void SetVolume(float volume) OVERRIDE; 555c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu virtual base::TimeDelta GetMediaTime() OVERRIDE; 565c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu virtual bool HasAudio() OVERRIDE; 575c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu virtual bool HasVideo() OVERRIDE; 585c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu virtual void SetCdm(MediaKeys* cdm) OVERRIDE; 596d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 606d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // mojo::MediaRendererClient implementation. 615c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu virtual void OnTimeUpdate(int64_t time_usec, 626d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) int64_t max_time_usec) MOJO_OVERRIDE; 636d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void OnBufferingStateChange(mojo::BufferingState state) MOJO_OVERRIDE; 646d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void OnEnded() MOJO_OVERRIDE; 656d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) virtual void OnError() MOJO_OVERRIDE; 666d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 675c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu private: 685c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // Called when |remote_audio_renderer_| has finished initializing. 696d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) void OnInitialized(); 705c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 716d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // Task runner used to execute pipeline tasks. 726d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) scoped_refptr<base::SingleThreadTaskRunner> task_runner_; 735c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu 745c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu DemuxerStreamProvider* demuxer_stream_provider_; 755c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu mojo::MediaRendererPtr remote_audio_renderer_; 766d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 776d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) // Callbacks passed to Initialize() that we forward messages from 785c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu // |remote_audio_renderer_| through. 795c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu base::Closure init_cb_; 805c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu base::Closure ended_cb_; 815c02ac1a9c1b504631c0a3d2b6e737b5d738bae1Bo Liu PipelineStatusCB error_cb_; 826d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) BufferingStateCB buffering_state_cb_; 836d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 846d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) base::WeakPtrFactory<MojoRendererImpl> weak_factory_; 856d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(MojoRendererImpl); 866d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)}; 876d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 886d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)} // namespace media 896d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles) 906d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)#endif // MEDIA_MOJO_SERVICES_MOJO_RENDERER_IMPL_H_ 916d86b77056ed63eb6871182f42a9fd5f07550f90Torne (Richard Coles)