Fire CanPlayThrough immediately for local and streaming media files

media/base/pipeline_impl.h

 // Copyright (c) 2011 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.
 
 // Implementation of Pipeline & PipelineStatusNotification (an async-to-sync
 // callback adapter).
 
 #ifndef MEDIA_BASE_PIPELINE_IMPL_H_
 #define MEDIA_BASE_PIPELINE_IMPL_H_
 
@@ skipping 107 matching lines @@
   virtual void SetPlaybackRate(float playback_rate) OVERRIDE;
   virtual float GetVolume() const OVERRIDE;
   virtual void SetVolume(float volume) OVERRIDE;
   virtual void SetPreload(Preload preload) OVERRIDE;
   virtual base::TimeDelta GetCurrentTime() const OVERRIDE;
   virtual base::TimeDelta GetBufferedTime() OVERRIDE;
   virtual base::TimeDelta GetMediaDuration() const OVERRIDE;
   virtual int64 GetBufferedBytes() const OVERRIDE;
   virtual int64 GetTotalBytes() const OVERRIDE;
   virtual void GetNaturalVideoSize(gfx::Size* out_size) const OVERRIDE;
+  virtual void SetMediaStream(bool is_media_stream) OVERRIDE;
   virtual bool IsStreaming() const OVERRIDE;
   virtual bool IsLoaded() const OVERRIDE;
   virtual PipelineStatistics GetStatistics() const OVERRIDE;
 
   void SetClockForTesting(Clock* clock);
 
  private:
   friend class MediaLog;
 
   // Pipeline states, as described above.
@@ skipping 240 matching lines @@
 
   // Amount of available buffered data.  Set by filters.
   int64 buffered_bytes_;
 
   // Total size of the media.  Set by filters.
   int64 total_bytes_;
 
   // Video's natural width and height.  Set by filters.
   gfx::Size natural_size_;
 
-  // Sets by the filters to indicate whether the data source is a streaming
+  // Set by the filters to indicate whether the data source is a streaming
   // source.
   bool streaming_;
 
+  // Set by pipeline client to indicate whether the data source is a
+  // MediaStream.
+  bool media_stream_;
+
   // Sets by the filters to indicate whether the data source is a fully
   // loaded source.
   bool loaded_;
 
   // Current volume level (from 0.0f to 1.0f).  This value is set immediately
   // via SetVolume() and a task is dispatched on the message loop to notify the
   // filters.
   float volume_;
 
   // Current value of preload attribute. This value is set immediately via
@@ skipping 93 matching lines @@
   bool is_downloading_data_;
 
   FRIEND_TEST_ALL_PREFIXES(PipelineImplTest, GetBufferedTime);
 
   DISALLOW_COPY_AND_ASSIGN(PipelineImpl);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_PIPELINE_IMPL_H_