Merge 23255 - Implemented endofstream callback for media::PipelineImpl....

media/base/filter_host.h

 // Copyright (c) 2008-2009 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.
 
 // FilterHost describes an interface for individual filters to access and
 // modify global playback information.  Every filter is given a filter host
 // reference as part of initialization.
 //
 // This interface is intentionally verbose to cover the needs for the different
 // types of filters (see media/base/filters.h for filter definitionss).  Filters
@@ skipping 39 matching lines @@
   // Sets the total number of bytes that are buffered on the client and ready to
   // be played.
   virtual void SetBufferedBytes(int64 buffered_bytes) = 0;
 
   // Sets the size of the video output in pixel units.
   virtual void SetVideoSize(size_t width, size_t height) = 0;
 
   // Sets the flag to indicate that we are doing streaming.
   virtual void SetStreaming(bool streaming) = 0;
 
+  // Notifies that this filter has ended, typically only called by filter graph
+  // endpoints such as renderers.
+  virtual void NotifyEnded() = 0;
+
   // Broadcast a message of type |message| to all other filters from |source|.
   virtual void BroadcastMessage(FilterMessage message) = 0;
 
  protected:
   virtual ~FilterHost() {}
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_FILTER_HOST_H_