OStreamUCast.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 _OSTREAMUCAST_H_
#define _OSTREAMUCAST_H_

#include <liveMedia.hh>
#include <BasicUsageEnvironment.hh>
#include <GroupsockHelper.hh>



#include "OStreamOnDemandSMS.hh"
#include "MJPEGVideoSource.hh"
#include "HardwareSingleVideoSource.hh"
#include "FileSingleVideoSource.hh"
#include "BufferedImageMultiVideoSource.hh"
#include <list>

using namespace std;


typedef void (on_parsable_image_cb)( IplImage* image,                           
                                                                         void* this_klass_callback_data,
                                                                         void* callback_data
                                                                        );

class OStreamUCast
{

public: 
        OStreamUCast( on_parsable_image_cb *f, void *parsable_image_callback_data, int num_of_streams = 1 );
        virtual ~OStreamUCast();

        bool startStreaming( int encoding_type,
                                                 char* file_path = NULL,        // if this is != NULL camera_num won't be used [i.e. for hardware].
                                                 int camera_num = 0,            // used only if file_path = NULL
                                                 int audio_num = -1,            // used only if audio_num is != -1
                                                 const char* subsessionUrl = "testStream", 
                                                 unsigned short port_rtsp = 8554,
                                                 unsigned int fps = 25 );
        bool stopStreaming();

        char* getUrlToPlay();

private:        // functions
        void createRTSPInstance( Port &port_to_listen );
        void createServerMediaSession( int encoding_type, char* sub_url, 
                                                                   char* file_path, int camera_num, int audio_num );
        
        on_parsable_image_cb* f_parsable_image_cb;
                
private:    // data
        char _watchVariable;
        
        unsigned int _fps;

        unsigned int _num_of_streams;
        
        bool _multi_stream_mode;
        
        void *_parsable_image_callback_data;
        
        list<OStreamOnDemandSMS *> *_dms_list;
        
        RTSPServer* _rtspServer;        
        ServerMediaSession* _sms;
        TaskScheduler* _scheduler;
        UsageEnvironment* _env;
};


#endif  //_OSTREAMUCAST_H_

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