Throttle media decoding after excessive Android media server crashes

media/base/android/media_codec_player.h

 // Copyright 2015 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_BASE_ANDROID_MEDIA_CODEC_PLAYER_H_
 #define MEDIA_BASE_ANDROID_MEDIA_CODEC_PLAYER_H_
 
 #include "base/android/scoped_java_ref.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 149 matching lines @@
   // For testing only.
   typedef base::Callback<void(DemuxerStream::Type,
                               base::TimeDelta,
                               base::TimeDelta)> DecodersTimeCallback;
 
   // For testing only.
   typedef base::Callback<void(DemuxerStream::Type)> CodecCreatedCallback;
 
   // Constructs a player with the given ID and demuxer. |manager| must outlive
   // the lifetime of this object.
-  MediaCodecPlayer(int player_id,
-                   base::WeakPtr<MediaPlayerManager> manager,
-                   const RequestMediaResourcesCB& request_media_resources_cb,
-                   scoped_ptr<DemuxerAndroid> demuxer,
-                   const GURL& frame_url);
+  MediaCodecPlayer(
+      int player_id,
+      base::WeakPtr<MediaPlayerManager> manager,
+      const OnPlayerReleasedCB& on_player_released_cb,
+      scoped_ptr<DemuxerAndroid> demuxer,
+      const GURL& frame_url);
   ~MediaCodecPlayer() override;
 
   // A helper method that performs the media thread part of initialization.
   void Initialize();
 
   // MediaPlayerAndroid implementation.
   void DeleteOnCorrectThread() override;
   void SetVideoSurface(gfx::ScopedJavaSurface surface) override;
   void Start() override;
   void Pause(bool is_media_related_action) override;
@@ skipping 72 matching lines @@
   void OnDecoderDrained(DemuxerStream::Type type);
   void OnStopDone(DemuxerStream::Type type);
   void OnError();
   void OnStarvation(DemuxerStream::Type stream_type);
   void OnTimeIntervalUpdate(DemuxerStream::Type stream_type,
                             base::TimeDelta now_playing,
                             base::TimeDelta last_buffered,
                             bool postpone);
 
   // Callbacks from video decoder
-  void OnVideoCodecCreated();
   void OnVideoResolutionChanged(const gfx::Size& size);
 
   // Operations called from the state machine.
   void SetState(PlayerState new_state);
   void SetPendingStart(bool need_to_start);
   bool HasPendingStart() const;
   void SetPendingSeek(base::TimeDelta timestamp);
   base::TimeDelta GetPendingSeek() const;
   bool HasVideo() const;
   bool HasAudio() const;
@@ skipping 25 matching lines @@
 
   // Major components: demuxer, audio and video decoders.
   scoped_ptr<DemuxerAndroid> demuxer_;
   scoped_ptr<MediaCodecAudioDecoder> audio_decoder_;
   scoped_ptr<MediaCodecVideoDecoder> video_decoder_;
 
   // The state of the state machine.
   PlayerState state_;
 
   // Notification callbacks, they call MediaPlayerManager.
-  base::Closure request_resources_cb_;
   TimeUpdateCallback time_update_cb_;
   base::Closure completion_cb_;
   SeekDoneCallback seek_done_cb_;
   ErrorCallback error_cb_;
 
   // A callback that updates metadata cache and calls the manager.
   MetadataChangedCallback metadata_changed_cb_;
 
   // We call the base class' AttachListener() and DetachListener() methods on UI
   // thread with these callbacks.
@@ skipping 34 matching lines @@
   base::WeakPtr<MediaCodecPlayer> media_weak_this_;
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<MediaCodecPlayer> media_weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaCodecPlayer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_ANDROID_MEDIA_CODEC_PLAYER_H_