Implementing preload=metadata for video

media/filters/adaptive_demuxer.cc

 // 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.
 
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
 #include "media/filters/adaptive_demuxer.h"
 
@@ skipping 211 matching lines @@
   // TODO(fischman): propagate to other demuxers if/when they're selected.
 }
 
 void AdaptiveDemuxer::set_host(FilterHost* filter_host) {
   Demuxer* audio = current_demuxer(DemuxerStream::AUDIO);
   Demuxer* video = current_demuxer(DemuxerStream::VIDEO);
   if (audio) audio->set_host(filter_host);
   if (video && audio != video) video->set_host(filter_host);
 }
 
+void AdaptiveDemuxer::SetPreload(Preload preload) {}
+
 scoped_refptr<DemuxerStream> AdaptiveDemuxer::GetStream(
     DemuxerStream::Type type) {
   switch (type) {
     case DemuxerStream::AUDIO:
       return audio_stream_;
     case DemuxerStream::VIDEO:
       return video_stream_;
     default:
       LOG(DFATAL) << "Unexpected type " << type;
       return NULL;
@@ skipping 146 matching lines @@
     delete cb;
     return;
   }
   DemuxerAccumulator* accumulator = new DemuxerAccumulator(
       audio_index, video_index, urls.size(), cb);
   for (size_t i = 0; i < urls.size(); ++i)
     delegate_factory_->Build(urls[i], accumulator->GetNthCallback(i));
 }
 
 }  // namespace media