Create video and audio decoder threads on demand.

media/tools/player_wtl/movie.cc

 // Copyright (c) 2012 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 "media/tools/player_wtl/movie.h"
 
+#include "base/bind.h"
 #include "base/memory/singleton.h"
 #include "base/threading/platform_thread.h"
 #include "base/utf_string_conversions.h"
 #include "media/audio/audio_manager.h"
 #include "media/base/filter_collection.h"
 #include "media/base/media_log.h"
 #include "media/base/message_loop_factory.h"
 #include "media/base/pipeline.h"
 #include "media/filters/ffmpeg_audio_decoder.h"
 #include "media/filters/ffmpeg_demuxer_factory.h"
@@ skipping 56 matching lines @@
   scoped_refptr<FileDataSource> data_source = new FileDataSource();
   if (data_source->Initialize(url_utf8) != PIPELINE_OK) {
     return false;
   }
 
   // Create filter collection.
   scoped_ptr<FilterCollection> collection(new FilterCollection());
   collection->SetDemuxerFactory(scoped_ptr<DemuxerFactory>(
       new FFmpegDemuxerFactory(data_source, pipeline_loop)));
   collection->AddAudioDecoder(new FFmpegAudioDecoder(
-      message_loop_factory_->GetMessageLoop("AudioDecoderThread")));
+      base::Bind(&MessageLoopFactory::GetMessageLoop,
+                 base::Unretained(message_loop_factory_.get()),
+                 "AudioDecoderThread")));
   collection->AddVideoDecoder(new FFmpegVideoDecoder(
-      message_loop_factory_->GetMessageLoop("VideoDecoderThread")));
+      base::Bind(&MessageLoopFactory::GetMessageLoop,
+                 base::Unretained(message_loop_factory_.get()),
+                 "VideoDecoderThread")));
 
   // TODO(vrk): Re-enabled audio. (crbug.com/112159)
   collection->AddAudioRenderer(new media::NullAudioRenderer());
   collection->AddVideoRenderer(video_renderer);
 
   // Create and start our pipeline.
   media::PipelineStatusNotification note;
   pipeline_->Start(
       collection.Pass(),
       url_utf8,
@@ skipping 86 matching lines @@
 void Movie::Close() {
   if (pipeline_) {
     pipeline_->Stop(media::PipelineStatusCB());
     pipeline_ = NULL;
   }
 
   message_loop_factory_.reset();
 }
 
 }  // namespace media