H263plusVideoSource.hh

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/*
 *  Copyright (C) Massimo Cora' 2006 <maxcvs@email.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 Library 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */


#ifndef _H263PLUSVIDEOSOURCE_H_
#define _H263PLUSVIDEOSOURCE_H_


// livemedia
#include <GroupsockHelper.hh>
#include <liveMedia.hh>
#include <JPEGVideoSource.hh>

// opencv
#include <cv.h>
#include <highgui.h>

#include <time.h>

#include "OStreamConfig.hh"
#include "BaseInputVideo.hh"
#include "OStreamVideoEncoder.hh"


#define OUTPUT_PACKET_BUFFER_MAXSIZE    512000

class H263plusVideoSource : public FramedSource
{
public:
                
        static H263plusVideoSource*
                createNew( UsageEnvironment& env, BaseInputVideo* input_video, int stream_id = 0,
                                  int frame_rate = 25, int encoder_internal_buf_size = 1000000 );
        
protected:
        H263plusVideoSource( UsageEnvironment& env, BaseInputVideo* input_video, int stream_id,
                                                 int frame_rate, int encoder_internal_buf_size );
        virtual ~H263plusVideoSource();
        
private:                // functions
        void doGetNextFrame();

        void deliverFrame();
        
        void  startCapture();
        
private:                // data
        bool _initialized;
        
        int _fps;
        
        int _frame_rate_millis; 
        
        unsigned int fPreferredFrameSize;

        const unsigned char* _encoded_frame;

        struct timeval fLastCaptureTime;
        
        int _encoder_internal_buf_size;
        
        int _stream_id;
        
        BaseInputVideo *_input_video;
        
        OStreamVideoEncoder *_video_encoder;

#ifdef __LINUX__
        struct timezone Idunno;
#else
        int Idunno;
#endif
        
};


#endif  //_H263PLUSVIDEOSOURCE_H_

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