EVOLUTION-MANAGER

Edit File: theoraDecoder.h

/*
 * TheoraDecoder
 *
 * Copyright (C) 2008 Joern Seger
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.

* This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

* You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef THEORADECODER_H_
#define THEORADECODER_H_

#ifdef HAVE_CONFIG_H
#include "config.h"
#else
#warning only use with autotools
#endif

#ifdef HAVE_LIBTHEORADEC

#include <list>
#include <vector>
#include <theora/codec.h>
#include <theora/theoradec.h>

#include "definition.h"
#include "mediaOutputDecoder.h"
#include "oggPacket.h"
#include "oggComment.h"
#include "streamConfig.h"

class TheoraDecoder : public MediaOutputDecoder {

protected:

th_info        theoraInfo;
  th_comment     theoraComment;
  th_setup_info* setupInfo;

th_dec_ctx*    theoraDecState;

std::list<OggPacket>   packetList;
  std::vector<OggPacket> headerList;

uint8 initCount;
  uint32 packetCount;

public:
  TheoraDecoder(int8 streamID = 0);
  virtual ~TheoraDecoder();

void initDecoder(StreamConfig& config, std::vector<OggComment>& commentList);

virtual MediaOutputDecoder& operator<<(OggPacket packet);

TheoraDecoder& operator>>(th_ycbcr_buffer& picture);

virtual std::string getInfoString();

th_info&        getInfo();
  th_comment&     getComment();

bool            isNextPacketKeyframe();
  uint32          getPositionOfNextPacket();

virtual void clear() {};

uint32          getWidth();
  uint32          getHeight();

static bool     isPacketKeyframe(OggPacket packet);
};

#endif // WITH_LIBTHEORA

#endif /*THEORADECODER_H_*/