Ability for demuxer clients to get to FFmpeg's AVStream object exposed as an ...

media/base/pipeline_impl.cc

 // Copyright (c) 2006-2009 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.
 
 #include "base/compiler_specific.h"
 #include "media/base/filter_host_impl.h"
 #include "media/base/media_format.h"
 #include "media/base/pipeline_impl.h"
 
 namespace media {
@@ skipping 400 matching lines @@
     message_loop()->Quit();
   }
 }
 
 template <class Decoder, class Renderer>
 void PipelineThread::Render(FilterFactory* filter_factory, Demuxer* demuxer) {
   DCHECK(PipelineOk());
   const std::string major_mime_type = Decoder::major_mime_type();
   const int num_outputs = demuxer->GetNumberOfStreams();
   for (int i = 0; i < num_outputs; ++i) {
-    DemuxerStream* demuxer_stream = demuxer->GetStream(i);
+    scoped_refptr<DemuxerStream> demuxer_stream = demuxer->GetStream(i);
     const MediaFormat* stream_format = demuxer_stream->GetMediaFormat();
     std::string value;
     if (stream_format->GetAsString(MediaFormat::kMimeType, &value) &&
         0 == value.compare(0, major_mime_type.length(), major_mime_type)) {
       scoped_refptr<Decoder> decoder =
           CreateFilter<Decoder, DemuxerStream>(filter_factory, demuxer_stream);
       if (PipelineOk()) {
         DCHECK(decoder);
         CreateFilter<Renderer, Decoder>(filter_factory, decoder);
       }
@@ skipping 122 matching lines @@
 
 // Called as a result of destruction of the thread.
 void PipelineThread::WillDestroyCurrentMessageLoop() {
   while (!filter_hosts_.empty()) {
     delete filter_hosts_.back();
     filter_hosts_.pop_back();
   }
 }
 
 }  // namespace media