callaudio.h

KphoneSI (kpsi) is a SIP (Session Initiation Protocol) user agent for Linux, with which you can in

//
// C++ Interface: callaudio2
//
// Description: 
//
//
// Author: root <root@papa>, (C) 2004
//
// Copyright: See COPYING file that comes with this distribution
//
//
#ifndef CALLAUDIO_H_INCLUDED
#define CALLAUDIO_H_INCLUDED

#include <qobject.h>
#include <qstring.h>
#include <sys/types.h>

#include "../dissipate2/udpmessagesocket.h"
#include "../dissipate2/sipcall.h"
#include "sessioncontrol.h"

#include "dspaudioout.h"
#include "dspaudioin.h"
#include "dspoutrtp.h"
#include "dspoutoss.h"
#include "dspoutalsa.h"

#include "../dissipate2/sdpbuild.h"
class DspAudio;
class DspOutRtp;
/**
@short This Class makes noise
* CallAudio allocates and starts the audio related RTP and Sound Resources
The Class is used by KCallWidget
*/
class CallAudio : public QObject
{
Q_OBJECT
public:
    CallAudio(SessionControl *sessionC, const char *name );

    ~CallAudio();

	bool isOutputOSS( void ) const { return useoss; }
	void useOSS( void );
	// Call attachment
/**
*	stop Listening to Audio
*/	
        void stopListeningAudio( int aU );

/**
*	stop sending audio via RTP
*/	
	void stopSendingAudio( int aU );

//	void stopEarlyAudio( int aU );


/**
*	begin to send a DTMF tone
*/	
	void startDTMF(int tone); // Start DTMF tone generation

/**
*	send a DTMF Sequence
*/	
	void startDTMFSeq(QString string, int size); // Start DTMF tone generation

/**
*	stop to send a DTMF tone
*/	
	void stopDTMF(void);  // Stop DTMF tone generation

/**
*	allocate outgoing audio related RTP resources
*/	
	int audioOut( SdpBuild *call,int aU );

/**
*	allocate incoming audio related RTP resources,
*	attach audio to the audio card and start transmission
*/	
	void audioIn( SdpBuild *call, int aU );
	
	// Settings
	bool isAudioOn( void );

//	void setStunSrv( QString newStunSrv );
//	QString getStunSrv(void) {return stunSrv;}
	void ringOnce(int mul);
	
	void clearMe(int cwuser);
	
	bool audioOwner(int cwuser);
	UDPMessageSocket *getSocket(void) {return &socket;}
signals:
private slots:
	void handleDTMFSeq(void);

private:
	SessionControl *sc;
//	DspOut		*out;
//	DspOut		*in;
	DspOutRtp  *outrtp;
	DspOutRtp  *inrtp;
	DspOutOss  *inoss;
	DspOutAlsa *inalsa;
	DspOutOss  *outoss; 
	DspOutAlsa *outalsa; 
	DspAudioOut	*output;
	DspAudioIn	*input; 
	int audio_fd;
	bool useoss;
	QString ossfilename;
	QString ossfilename2;
//	QString videoSW;
	int payload;
//	codecType codec;
//	codecType rtpCodec;
//	int rtpCodecNum;
//	QString bodyMask;
//	pid_t pidVideo;
	bool useStun;
	bool symMedia;
//	QString stunSrv;
	char charDTMF[12];
	QTimer *dtmfTimer;
	int dtmfCount;
	int dtmfSize;
	QString dtmfString;
//	QString pFix;
	/*
	 * Common socket for both streams, used only in symmetric mode
	 */
	UDPMessageSocket socket;
	int debug;
	int audioUser;
};


#endif //CALLAUDIO_H_INCLUDED