tone.h

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/*
        tone.h

        (c) 2004 Paul Volkaerts
        
  Header for a simple tone creation class
*/

#ifndef TONE_H_
#define TONE_H_

#include <qsqldatabase.h>
#include <qregexp.h>
#include <qtimer.h>
#include <qptrlist.h>
#include <qthread.h>

#ifndef WIN32
#include <mythtv/mythwidgets.h>
#include <mythtv/dialogbox.h>
//#include <mythtv/volumecontrol.h>
#include "directory.h"
#endif

#include "webcam.h"
#include "wavfile.h"
#include "rtp.h"


class Tone : public QObject
{
#ifndef WIN32
  Q_OBJECT
#endif

  public:
        Tone(int freqHz, int volume, int ms, QObject *parent = 0, const char * = 0);
        Tone(const Tone &t, QObject *parent = 0, const char * = 0);
        Tone(int ms, QObject *parent = 0, const char * = 0);
        Tone(wavfile &wav, QObject *parent = 0, const char * = 0);
        virtual ~Tone();
        Tone& operator+=(const Tone &rhs);
        void sum(int freqHz, int volume);
        short *getAudio() { return toneBuffer; };
        int getSamples() { return Samples; };
        bool Playing();

        void Play(QString deviceName, bool loop);
        void Stop();
        void OpenSpeaker(QString devName);
        void CloseSpeaker();
   
  public slots:
        void audioTimerExpiry();

  private:
        int     Samples;
        short  *toneBuffer;
        bool    Loop;
        QTimer *audioTimer;
#ifdef WIN32        
        HWAVEOUT    hSpeaker;
        WAVEHDR     spkBufferDescr;
#else        
        AudioOutput *mythOutput;
#endif        
};


class TelephonyTones
{
  public:
    enum ToneId { TONE_RINGBACK, TONE_INCOMING_CALL };
    
    TelephonyTones();
    ~TelephonyTones();
    Tone *TTone(ToneId Id);
    Tone *dtmf(int n);
    
  private:
    QMap<ToneId, Tone *> tone;
    QMap<int, Tone *> toneDtmf;
};


#endif

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