root/extra_lib/include/avcap/linux/AVC_Reader.h

/*
 * (c) 2005, 2008 Nico Pranke <Nico.Pranke@googlemail.com>, Robin Luedtke <RobinLu@gmx.de> 
 *
 * This file is part of avcap.
 *
 * avcap 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 3 of the License, or
 * (at your option) any later version.
 *
 * avcap 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 avcap.  If not, see <http://www.gnu.org/licenses/>.
 */

/* avcap is free for non-commercial use.
 * To use it in commercial endeavors, please contact Nico Pranke <Nico.Pranke@googlemail.com>
 */

#ifdef HAS_AVC_SUPPORT

#ifndef AVC_READER_H_
#define AVC_READER_H_

#include <list>

#include "ieee1394io.h"

namespace avcap
{
class AVC_VidCapManager;
class AVC_FormatManager;
class IOBuffer;

        //! AVC_Reader, used by the AVC_VidCapManager.
        
        class AVC_Reader : public iec61883Reader
        {
                typedef std::list<IOBuffer*>    BufferList_t;
                
                
                AVC_VidCapManager* mVidCapMgr;
                AVC_FormatManager*      mFormatMgr;
                CaptureHandler*         mCaptureHandler;
        
                BufferList_t    mBuffers;
                long                    mSequence;
                int                             mAvailableBuffers;
                
        public:
                AVC_Reader(AVC_VidCapManager* cap_mgr, AVC_FormatManager* fmt_mgr, int port, int channel, int num_bufs);
                
                virtual ~AVC_Reader();
        
                void registerCaptureHandler(CaptureHandler *handler);
        
                void removeCaptureHandler();
                
                virtual void TriggerAction();
                
                void enqueue(IOBuffer* io_buf);
                
                inline int getNumIOBuffers() 
                        { return mAvailableBuffers; }
        
        };      
}

#endif // AVC_READER_H_
#endif