DemuxerFactory is born!

media/filters/ffmpeg_demuxer_factory.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.
+
+// Implements the DemuxerFactory interface using FFmpegDemuxer.
+
+#ifndef MEDIA_FILTERS_FFMPEG_DEMUXER_FACTORY_H_
+#define MEDIA_FILTERS_FFMPEG_DEMUXER_FACTORY_H_
+
+#include "base/basictypes.h"
+#include "base/scoped_ptr.h"
+#include "media/base/filter_factories.h"
+
+class MessageLoop;
+
+namespace media {
+
+class FFmpegDemuxerFactory : public DemuxerFactory {
+ public:
+  // Takes ownership of |data_source_factory|, but not of |loop|.
+  FFmpegDemuxerFactory(DataSourceFactory* data_source_factory,
+                       MessageLoop* loop);
+  virtual ~FFmpegDemuxerFactory();
+
+  virtual void Build(const std::string& url, BuildCallback* cb);
+  virtual DemuxerFactory* Clone() const;
+
+ private:
+  scoped_ptr<DataSourceFactory> data_source_factory_;
+  MessageLoop* loop_;  // Unowned.
+
+  DISALLOW_COPY_AND_ASSIGN(FFmpegDemuxerFactory);
+};
+
+}  // namespace media
+
+#endif  // MEDIA_FILTERS_FFMPEG_DEMUXER_FACTORY_H_