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Unified Diff: chromecast/media/cma/filters/cma_renderer.h

Issue 1372393007: [Chromecast] Upgrade to new CMA backend API (Closed) Base URL: https://chromium.googlesource.com/chromium/src@master
Patch Set: Address alokp@ comments Created 5 years, 2 months ago
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Index: chromecast/media/cma/filters/cma_renderer.h
diff --git a/chromecast/media/cma/filters/cma_renderer.h b/chromecast/media/cma/filters/cma_renderer.h
deleted file mode 100644
index f76226bd2152d724e32c0eb69aa8cd31ca7655cb..0000000000000000000000000000000000000000
--- a/chromecast/media/cma/filters/cma_renderer.h
+++ /dev/null
@@ -1,159 +0,0 @@
-// 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 CHROMECAST_MEDIA_CMA_FILTERS_CMA_RENDERER_H_
-#define CHROMECAST_MEDIA_CMA_FILTERS_CMA_RENDERER_H_
-
-#include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "base/synchronization/lock.h"
-#include "base/threading/thread_checker.h"
-#include "base/time/default_tick_clock.h"
-#include "media/base/buffering_state.h"
-#include "media/base/renderer.h"
-#include "ui/gfx/geometry/size.h"
-
-namespace base {
-class SingleThreadTaskRunner;
-}
-
-namespace media {
-class DemuxerStreamProvider;
-class GpuVideoAcceleratorFactories;
-class TimeDeltaInterpolator;
-class VideoFrame;
-class VideoRendererSink;
-}
-
-namespace chromecast {
-namespace media {
-class AudioPipeline;
-class BalancedMediaTaskRunnerFactory;
-class HoleFrameFactory;
-class MediaPipeline;
-class VideoPipeline;
-
-class CmaRenderer : public ::media::Renderer {
- public:
- CmaRenderer(scoped_ptr<MediaPipeline> media_pipeline,
- ::media::VideoRendererSink* video_renderer_sink,
- const scoped_refptr<::media::GpuVideoAcceleratorFactories>&
- gpu_factories);
- ~CmaRenderer() override;
-
- // ::media::Renderer implementation:
- void Initialize(
- ::media::DemuxerStreamProvider* demuxer_stream_provider,
- const ::media::PipelineStatusCB& init_cb,
- const ::media::StatisticsCB& statistics_cb,
- const ::media::BufferingStateCB& buffering_state_cb,
- const base::Closure& ended_cb,
- const ::media::PipelineStatusCB& error_cb,
- const base::Closure& waiting_for_decryption_key_cb) override;
- void Flush(const base::Closure& flush_cb) override;
- void StartPlayingFrom(base::TimeDelta time) override;
- void SetPlaybackRate(double playback_rate) override;
- void SetVolume(float volume) override;
- base::TimeDelta GetMediaTime() override;
- bool HasAudio() override;
- bool HasVideo() override;
- void SetCdm(::media::CdmContext* cdm_context,
- const ::media::CdmAttachedCB& cdm_attached_cb) override;
-
- private:
- enum State {
- kUninitialized,
- kPlaying,
- kFlushed,
- kError,
- };
-
- // Asynchronous initialization sequence. These four methods are invoked in
- // the order below, with a successful initialization making it to
- // OnVideoPipelineInitializeDone, regardless of which streams are present.
- void InitializeAudioPipeline();
- void OnAudioPipelineInitializeDone(bool audio_stream_present,
- ::media::PipelineStatus status);
- void InitializeVideoPipeline();
- void OnVideoPipelineInitializeDone(bool video_stream_present,
- ::media::PipelineStatus status);
-
- // Callbacks for AvPipelineClient.
- void OnEosReached(bool is_audio);
- void OnStatisticsUpdated(const ::media::PipelineStatistics& stats);
- void OnNaturalSizeChanged(const gfx::Size& size);
-
- // Callbacks for MediaPipelineClient.
- void OnPlaybackTimeUpdated(base::TimeDelta time,
- base::TimeDelta max_time,
- base::TimeTicks capture_time);
- void OnBufferingNotification(::media::BufferingState state);
-
- void OnFlushDone(::media::PipelineStatus status);
- void OnError(::media::PipelineStatus status);
-
- // Begin a state transition.
- // Return true if delayed because of a pending state transition.
- void BeginStateTransition();
- void CompleteStateTransition(State new_state);
-
- base::ThreadChecker thread_checker_;
-
- scoped_refptr<BalancedMediaTaskRunnerFactory> media_task_runner_factory_;
- scoped_ptr<MediaPipeline> media_pipeline_;
- AudioPipeline* audio_pipeline_;
- VideoPipeline* video_pipeline_;
- ::media::VideoRendererSink* video_renderer_sink_;
-
- ::media::DemuxerStreamProvider* demuxer_stream_provider_;
-
- // Set of callbacks.
- ::media::PipelineStatusCB init_cb_;
- ::media::StatisticsCB statistics_cb_;
- base::Closure ended_cb_;
- ::media::PipelineStatusCB error_cb_;
- ::media::BufferingStateCB buffering_state_cb_;
- base::Closure flush_cb_;
- base::Closure waiting_for_decryption_key_cb_;
-
- // Renderer state.
- // Used mostly for checking that transitions are correct.
- State state_;
- bool is_pending_transition_;
-
- bool has_audio_;
- bool has_video_;
-
- bool received_audio_eos_;
- bool received_video_eos_;
-
- // Data members for helping the creation of the video hole frame.
- gfx::Size initial_natural_size_;
- bool initial_video_hole_created_;
- scoped_refptr<::media::GpuVideoAcceleratorFactories> gpu_factories_;
- scoped_ptr<HoleFrameFactory> hole_frame_factory_;
-
- // Lock protecting access to |time_interpolator_|.
- base::Lock time_interpolator_lock_;
-
- // base::TickClock used by |time_interpolator_|.
- base::DefaultTickClock default_tick_clock_;
-
- // Tracks the most recent media time update and provides interpolated values
- // as playback progresses.
- scoped_ptr< ::media::TimeDeltaInterpolator> time_interpolator_;
-
- double playback_rate_;
-
- base::WeakPtr<CmaRenderer> weak_this_;
- base::WeakPtrFactory<CmaRenderer> weak_factory_;
-
- DISALLOW_COPY_AND_ASSIGN(CmaRenderer);
-};
-
-} // namespace media
-} // namespace chromecast
-
-#endif // CHROMECAST_MEDIA_CMA_FILTERS_CMA_RENDERER_H_
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