root/extra_lib/include/avcap/windows/DS_ConnectorManager.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>.
 */


#ifndef DSCONNECTORMANAGER_H_
#define DSCONNECTORMANAGER_H_

#include <list>

#include "Connector.h"
#include "ConnectorManager.h"
#include "avcap-export.h"

class IPin;
class IBaseFilter;

namespace avcap
{
class DS_DeviceDescriptor;
class DS_Connector;

        //! DirectShow implementation of the ConnectorManager.

        class AVCAP_Export DS_ConnectorManager : public ConnectorManager
        {
        private:
                void*                                   mCrossbar;
                DS_DeviceDescriptor*    mDSDeviceDescriptor;
        
        public:
        
                /*! Construct the manager and query for available inputs and outputs for audio and video.
                 * The manager is usualy created by an CaptureDevice object.
                 * \param dd The DeviceDescriptor to acces the device. */
                DS_ConnectorManager(DS_DeviceDescriptor *dd);
        
                /*! The destructor. */
                virtual ~DS_ConnectorManager();
        
                Connector* getVideoInput();
                int setVideoInput(Connector* c);
        
                Connector* getAudioInput();
                int setAudioInput(Connector* c);
        
                Connector* getVideoOutput();
                int setVideoOutput(Connector* c);
        
                Connector* getAudioOutput();
                int setAudioOutput(Connector* c);
        
                void query();
        
        private:
        
                int setConnector(bool IsVideoConnector, Connector* c);
                
                Connector* getConnector(bool IsVideoConnector);
                
                Connector* findByIndex(const ListType& l, int index);
        
                void getIPinFromConnector(Connector *con, IPin **ConnectorPin,
                                IBaseFilter *CaptureFilter);
                
                bool removeAllFilters(IPin *OutputPinToStart);
                
                bool getPinCategory(IPin *Pin, GUID *PinCategory);
        };
}

#endif // DSCONNECTORMANAGER_H_