Gnash 0.8.10dev
VideoDecoder.h
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00001 // VideoDecoder.h: Video decoding base class.
00002 // 
00003 //   Copyright (C) 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
00004 // 
00005 // This program is free software; you can redistribute it and/or modify
00006 // it under the terms of the GNU General Public License as published by
00007 // the Free Software Foundation; either version 3 of the License, or
00008 // (at your option) any later version.
00009 // 
00010 // This program is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 // GNU General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU General Public License
00016 // along with this program; if not, write to the Free Software
00017 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00018 
00019 
00020 #ifndef GNASH_VIDEODECODER_H
00021 #define GNASH_VIDEODECODER_H
00022 
00023 #include "GnashImage.h"
00024 
00025 #include <boost/noncopyable.hpp>
00026 
00027 // Forward declarations
00028 namespace gnash {
00029         namespace media {
00030                 class EncodedVideoFrame;
00031         }
00032 }
00033 
00034 namespace gnash {
00035 namespace media {
00036 
00038 //
00045 class VideoDecoder : public boost::noncopyable {
00046 
00047 public:
00048   virtual ~VideoDecoder()
00049   {
00050   }
00051   
00053   //
00056   virtual void push(const EncodedVideoFrame& buffer) = 0;
00057   
00059   //
00062   virtual std::auto_ptr<image::GnashImage> pop() = 0;
00063   
00066   //
00071   virtual bool peek() = 0;
00072 
00074   //
00077   virtual int width() const = 0;
00078 
00080   //
00083   virtual int height() const = 0;
00084 
00085 };
00086 
00087         
00088 } // gnash.media namespace 
00089 } // gnash namespace
00090 
00091 #endif // __VIDEODECODER_H__