KviOggTheoraDecoder.h

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#ifndef _KVI_OGGTHEORADECODER_H_
#define _KVI_OGGTHEORADECODER_H_
//=============================================================================
//
//   File : KviOggTheoraDecoder.h
//   Creation date : Sat Nov 21 2009 22:53:21 CEST by Fabio Bas
//
//   This file is part of the KVIrc IRC client distribution
//   Copyright (C) 2009 Fabio Bas (ctrlaltca at libero dot it)
//
//   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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=============================================================================

#ifndef COMPILE_DISABLE_OGG_THEORA

#include "kvi_settings.h"
#include "KviOggTheoraGeometry.h"

#include "theora/theoradec.h"

#define ARGB32_BPP 4

class KviDataBuffer;

class KVILIB_API KviOggTheoraDecoder
{
public:
        KviOggTheoraDecoder(KviDataBuffer * videoSignal, KviDataBuffer * textSignal);

        virtual ~KviOggTheoraDecoder();

        void addData(KviDataBuffer * stream);

private:
        KviDataBuffer * m_pVideoSignal; 
        KviDataBuffer * m_pTextSignal;  
        KviOggTheoraGeometry geometry;  
        unsigned char * RGBbuffer;      
        // Ogg and codec state for demux/decode
        ogg_sync_state oy;
        ogg_packet op;       
        ogg_page og;         
        ogg_stream_state to; 
        ogg_stream_state zo; 
        th_info ti;          
        th_comment tc;       
        th_dec_ctx * td;     
        th_setup_info * ts;  
        th_pixel_fmt px_fmt; 
        int theora_p;  
        int irct_p;    
        int stateflag; 
        int lu_Y[256];  
        int lu_R[256];  
        int lu_GU[256]; 
        int lu_GV[256]; 
        int lu_B[256];  
        // Single frame video buffering
        int videobuf_ready;              
        ogg_int64_t videobuf_granulepos; 
        double videobuf_time;            
        int pp_level_max; 
        int pp_level;     
        int pp_inc;       
        bool thda;  
        bool thtic; 
private:
        int queue_page(ogg_page * page);
        void video_write(void);
};

#endif // COMPILE_DISABLE_OGG_THEORA
#endif // KVI_OGGTHEORADECODER_H_