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00081 #ifndef __OPAL_VPBLID_H
00082 #define __OPAL_VPBLID_H
00083
00084 #ifdef P_USE_PRAGMA
00085 #pragma interface
00086 #endif
00087
00088
00089 #include "lid.h"
00090 #include <vpbapi.h>
00091
00092
00094
00095
00096 class ToneThread : public PThread
00097 {
00098 PCLASSINFO(PThread, ToneThread);
00099
00100 public:
00101 ToneThread(int handle, VPB_TONE tone);
00102 ~ToneThread();
00103 void Main();
00104
00105 private:
00106 int handle;
00107 VPB_TONE vpbtone;
00108 PSyncPoint shutdown;
00109 };
00110
00111
00114 class OpalVpbDevice : public OpalLineInterfaceDevice
00115 {
00116 PCLASSINFO(OpalVpbDevice, OpalLineInterfaceDevice);
00117
00118 public:
00121 OpalVpbDevice();
00122
00126 ~OpalVpbDevice() { Close(); }
00127
00130 virtual BOOL Open(
00131 const PString & device
00132 );
00133
00136 virtual BOOL Close();
00137
00140 virtual PString GetName() const;
00141
00144 virtual unsigned GetLineCount();
00145
00146
00151 virtual BOOL IsLineOffHook(
00152 unsigned line
00153 );
00154
00158 virtual BOOL SetLineOffHook(
00159 unsigned line,
00160 BOOL newState = TRUE
00161 );
00162
00163
00166 virtual BOOL IsLineRinging(
00167 unsigned line,
00168 DWORD * cadence = NULL
00169 );
00170
00174 virtual BOOL IsLineDisconnected(
00175 unsigned line,
00176 BOOL checkForWink = TRUE
00177 );
00178
00181 virtual OpalMediaFormat::List GetMediaFormats() const;
00182
00185 virtual BOOL SetReadFormat(
00186 unsigned line,
00187 const OpalMediaFormat & mediaFormat
00188 );
00189
00192 virtual BOOL SetWriteFormat(
00193 unsigned line,
00194 const OpalMediaFormat & mediaFormat
00195 );
00196
00199 virtual OpalMediaFormat GetReadFormat(
00200 unsigned line
00201 );
00202
00205 virtual OpalMediaFormat GetWriteFormat(
00206 unsigned line
00207 );
00208
00211 virtual BOOL StopReadCodec(
00212 unsigned line
00213 );
00214
00217 virtual BOOL StopWriteCodec(
00218 unsigned line
00219 );
00220
00225 virtual BOOL SetReadFrameSize(
00226 unsigned line,
00227 PINDEX frameSize
00228 );
00229
00234 virtual BOOL SetWriteFrameSize(
00235 unsigned line,
00236 PINDEX frameSize
00237 );
00238
00242 virtual PINDEX GetReadFrameSize(
00243 unsigned line
00244 );
00245
00249 virtual PINDEX GetWriteFrameSize(
00250 unsigned line
00251 );
00252
00255 virtual BOOL ReadFrame(
00256 unsigned line,
00257 void * buf,
00258 PINDEX & count
00259 );
00260
00263 virtual BOOL WriteFrame(
00264 unsigned line,
00265 const void * buf,
00266 PINDEX count,
00267 PINDEX & written
00268 );
00269
00270
00275 virtual BOOL SetRecordVolume(
00276 unsigned line,
00277 unsigned volume
00278 );
00279
00284 virtual BOOL SetPlayVolume(
00285 unsigned line,
00286 unsigned volume
00287 );
00288
00291 int GetOSHandle(
00292 unsigned line
00293 );
00294
00300 virtual char ReadDTMF(
00301 unsigned line
00302 );
00303
00307 virtual BOOL PlayDTMF(
00308 unsigned line,
00309 const char * digits,
00310 DWORD onTime = 90,
00311 DWORD offTime = 30
00312 );
00313
00314
00317 virtual unsigned IsToneDetected(
00318 unsigned line
00319 );
00320
00321 virtual BOOL PlayTone(
00322 unsigned line,
00323 CallProgressTones tone
00324 );
00325
00326 virtual BOOL StopTone(
00327 unsigned line
00328 );
00329
00330 virtual BOOL PlayAudio(
00331 unsigned line,
00332 const PString & filename
00333 );
00334
00335 virtual BOOL StopAudio(
00336 unsigned line
00337 );
00338
00339 protected:
00340 unsigned cardNumber;
00341 unsigned lineCount;
00342
00343 enum { MaxLineCount = 8 };
00344
00345 struct LineState {
00346 BOOL Open(unsigned cardNumber, unsigned lineNumber);
00347 BOOL SetLineOffHook(BOOL newState);
00348 BOOL IsLineRinging(DWORD *);
00349
00350 int handle;
00351 BOOL currentHookState;
00352 PINDEX readFormat, writeFormat;
00353 PINDEX readFrameSize, writeFrameSize;
00354 BOOL readIdle, writeIdle;
00355 PMutex DTMFmutex;
00356 BOOL DTMFplaying;
00357 ToneThread *myToneThread;
00358 } lineState[MaxLineCount];
00359 };
00360
00361
00362 #endif // __OPAL_VPBLID_H
00363
00364