Voice API for HMP Library Reference - Dialogic

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ATDX_TONEID( ) — return user-defined tone ID that terminated I/O function } /* * Continue Processing * . * . * . */ /* * Close the opened D/xxx Channel Device */ if ( dx_close( chdev ) != 0 ) { perror( "close" ); } /* Terminate the Program */ exit( 0 ); � See Also None. 50 Voice API for HMP Library Reference — September 2004
ATDX_TRCOUNT( ) return the byte count for the last I/O transfer Name: long ATDX_TRCOUNT(chdev) Inputs: int chdev valid channel device handle Returns: last play/record transfer count if successful AT_FAILURE if error Includes: srllib.h dxxxlib.h Category: Extended Attribute Mode: synchronous � Description return the byte count for the last I/O transfer — ATDX_TRCOUNT( ) The ATDX_TRCOUNT( ) function returns the number of bytes transferred during the last play or record on the channel chdev. Parameter Description chdev specifies the valid channel device handle obtained when the channel was opened using dx_open( ) � Cautions None. � Errors This function will fail and return AT_FAILURE if an invalid channel device handle is specified in chdev. � Example #include #include #include #include main() { int chdev; long trcount; DX_IOTT iott; DV_TPT tpt[2]; /* Open the channel device */ if ((chdev = dx_open("dxxxB1C1",NULL)) == -1) { /* Process error */ } Voice API for HMP Library Reference — September 2004 51
Page 1 and 2: Voice API for Host Media Processing
Page 3 and 4: Contents Revision History . . . . .
Page 5 and 6: Contents dx_reciottdata( ) - record
Page 7 and 8: Tables Contents 1 Valid Dial String
Page 9 and 10: About This Publication The followin
Page 11 and 12: About This Publication For details
Page 13 and 14: 1.Function Summary by Category This
Page 15 and 16: Function Summary by Category comple
Page 17 and 18: dx_SetWaterMark( ) sets high and lo
Page 19 and 20: dx_enbtone( ) enables detection of
Page 21 and 22: 1.13 Structure Clearance Functions
Page 23 and 24: 2.Function Information This chapter
Page 25 and 26: eturn a pointer to the board device
Page 27 and 28: � Example #include #include #in
Page 29 and 30: } retrieve all channel names for a
Page 31 and 32: } } /* Use chno for application-spe
Page 35 and 36: ATDX_CPERROR( ) return the call pro
Page 37 and 38: } /* * Close the opened Voice Chann
Page 39 and 40: eturn the last result of call progr
Page 41 and 42: ATDX_DEVTYPE( ) return the device t
Page 43 and 44: ATDX_STATE( ) return the current st
Page 45 and 46: ATDX_TERMMSK( ) return the reason f
Page 47 and 48: } return the reason for the last I/
Page 49: eturn user-defined tone ID that ter
Page 53 and 54: dx_addtone( ) add a user-defined to
Page 55 and 56: EDX_SYSTEM Error from operating sys
Page 57 and 58: dx_distone( ) dx_enbtone( ) global
Page 59 and 60: � Cautions � Errors set a DTMF
Page 61 and 62: dx_adjsv( ) adjust volume immediate
Page 63 and 64: main() { int dxxxdev; } /* * Open t
Page 65 and 66: � Cautions � Errors define a us
Page 67 and 68: dx_blddtcad( ) define a user-define
Page 69 and 70: } /* * Continue Processing * . * .
Page 71 and 72: � Cautions � Errors define a us
Page 73 and 74: dx_bldst( ) define a user-defined s
Page 75 and 76: dx_blddt( ) dx_bldstcad( ) dx_addto
Page 77 and 78: � Cautions None. � Errors None.
Page 79 and 80: close a channel or board device han
Page 81 and 82: � Example #include #include mai
Page 83 and 84: } . /* continue with call progress
Page 85 and 86: main() { int chdev; /* channel desc
Page 89 and 90: � Errors clear all fields in a DV
Page 91 and 92: create a new tone definition for a
Page 93 and 94: } � See Also create a new tone de
Page 95 and 96: delete a specific call progress ton
Page 97 and 98: dx_deltones( ) delete all user-defi
Page 99 and 100: dx_dial( ) dial an ASCIIZ string
Page 101 and 102:
Table 1. Valid Dial String Characte
Page 103 and 104:
} /* * Change call progress analysi
Page 105 and 106:
dx_distone( ) disable detection of
Page 107 and 108:
} disable detection of a user-defin
Page 109 and 110:
� Errors enable detection of a us
Page 111 and 112:
dx_fileclose( ) close a file Name:
Page 113 and 114:
dx_fileerrno( ) return the system e
Page 115 and 116:
� See Also None. return the syste
Page 117 and 118:
} /* Open the device using dx_open(
Page 119 and 120:
* * User defined I/O functions */ i
Page 121 and 122:
dx_fileseek( ) move a file pointer
Page 123 and 124:
*This block uses standard I/O funct
Page 125 and 126:
* * User defined I/O functions */ i
Page 127 and 128:
dx_getctinfo( ) get information abo
Page 129 and 130:
dx_getcursv( ) return the specified
Page 131 and 132:
dx_addvoldig( ) dx_setsvmt( ) dx_ge
Page 133 and 134:
collect digits from a channel digit
Page 135 and 136:
} collect digits from a channel dig
Page 137 and 138:
dx_setdigtyp( ) DV_DIGIT data struc
Page 139 and 140:
} retrieve the voice DLL version nu
Page 141 and 142:
monitor channel events synchronousl
Page 143 and 144:
dx_getfeaturelist( ) retrieve featu
Page 145 and 146:
etrieve feature support information
Page 147 and 148:
dx_getparm( ) get the current param
Page 149 and 150:
} get the current parameter setting
Page 151 and 152:
} retrieve information about the ci
Page 153 and 154:
EDX_SYSTEM Error from operating sys
Page 155 and 156:
dx_getxmitslot( ) get TDM bus time
Page 157 and 158:
get TDM bus time slot number of voi
Page 159 and 160:
} initialize the voice library DLL
Page 161 and 162:
� Errors connect a voice listen c
Page 163 and 164:
dx_open( ) open a voice device and
Page 165 and 166:
� See Also dx_close( ) open a voi
Page 167 and 168:
� Example #include #include cre
Page 169 and 170:
Parameter Description play recorded
Page 171 and 172:
� Errors play recorded voice data
Page 173 and 174:
} /* Set chname to the channel name
Page 175 and 176:
dx_playf( ) synchronously play voic
Page 177 and 178:
} rval = dx_play(devd,&iott,tptp,mo
Page 179 and 180:
� Cautions � Errors play back r
Page 181 and 182:
} play back recorded voice data fro
Page 183 and 184:
play tone defined by TN_GEN structu
Page 185 and 186:
} tpt[0].tp_data = DX_TONEON; tpt[1
Page 187 and 188:
play the cadenced tone defined by T
Page 189 and 190:
} tngencad.cycles = 255; tngencad.n
Page 191 and 192:
� Errors play voice data stored i
Page 193 and 194:
dx_playwav( ) play voice data store
Page 195 and 196:
} � See Also dx_playiottdata( ) d
Page 197 and 198:
place data into a circular stream b
Page 199 and 200:
get tone information for a specific
Page 201 and 202:
dx_rec( ) record voice data from a
Page 203 and 204:
ecord voice data from a single chan
Page 205 and 206:
main() { DV_TPT tpt; DX_IOTT iott[2
Page 207 and 208:
} } record voice data from a single
Page 209 and 210:
� Errors record voice data to a s
Page 211 and 212:
dx_reciottdata( ) dx_recvox( ) dx_s
Page 213 and 214:
Parameter Description � Cautions
Page 215 and 216:
} record voice data to multiple des
Page 217 and 218:
� Errors record voice data to a s
Page 219 and 220:
dx_recwav( ) record voice data to a
Page 221 and 222:
} record voice data to a single WAV
Page 223 and 224:
} � See Also reset internal data
Page 225 and 226:
� Cautions � Errors install and
Page 227 and 228:
dx_setdigtyp( ) control the types o
Page 229 and 230:
} control the types of digits detec
Page 231 and 232:
enable detection of call status tra
Page 233 and 234:
main() { int chdev[MAXCHAN]; char *
Page 235 and 236:
dx_setgtdamp( ) set up the tone det
Page 237 and 238:
dx_setparm( ) set physical paramete
Page 239 and 240:
� Cautions set physical parameter
Page 241 and 242:
dx_setsvcond( ) set conditions that
Page 243 and 244:
set conditions that adjust volume o
Page 245 and 246:
dx_setsvmt( ) change default values
Page 247 and 248:
* * Global Variables */ change defa
Page 249 and 250:
dx_setuio( ) install user-defined I
Page 251 and 252:
} /*This block uses standard I/O fu
Page 253 and 254:
� Errors set water mark for the c
Page 255 and 256:
� Cautions force termination of c
Page 257 and 258:
dx_unlisten( ) disconnect voice rec
Page 259 and 260:
nr_scroute( ) make a full or half-d
Page 261 and 262:
make a full or half-duplex connecti
Page 263 and 264:
make a full or half-duplex connecti
Page 265 and 266:
nr_scunroute( ) break a full or hal
Page 267 and 268:
eak a full or half-duplex connectio
Page 269 and 270:
� See Also nr_scroute( ) break a
Page 271 and 272:
3.Events This chapter provides info
Page 273 and 274:
3.3 Unsolicited Events Events Unsol
Page 275 and 276:
4.Data Structures This chapter prov
Page 277 and 278:
channel/time slot device informatio
Page 279 and 280:
DV_TPT termination parameter table
Page 281 and 282:
Digit Digit Define c DM_C d DM_D te
Page 283 and 284:
termination parameter table — DV_
Page 285 and 286:
DX_CAP call progress analysis param
Page 287 and 288:
call progress analysis parameters
Page 289 and 290:
DX_EBLK call status transition even
Page 291 and 292:
input/output transfer table — DX_
Page 293 and 294:
DX_STREAMSTAT status of stream buff
Page 295 and 296:
DX_SVCB speed and volume adjustment
Page 297 and 298:
speed and volume adjustment conditi
Page 299 and 300:
� Example speed and volume modifi
Page 301 and 302:
DX_XPB input/output transfer parame
Page 303 and 304:
FEATURE_TABLE feature information t
Page 305 and 306:
feature information — FEATURE_TAB
Page 307 and 308:
TN_GEN tone generation template typ
Page 309 and 310:
cadenced tone generation template
Page 311 and 312:
tone information — TONE_DATA TONE
Page 313 and 314:
5.Error Codes This chapter lists th
Page 315 and 316:
Error Codes EDX_SH_BADTYPE Invalid
Page 317 and 318:
6.Supplementary Reference Informati
Page 319 and 320:
Table 14. Detecting MF Digits MF Di
Page 321 and 322:
Glossary A-law: Pulse Code Modulati
Page 323 and 324:
convenience function: A class of fu
Page 325 and 326:
mu-law: (1) Pulse Code Modulation (
Page 327 and 328:
together again at the receiving end
Page 329 and 330:
Index A adjusting speed and volume
Page 331 and 332:
data structures cadenced tone gener
Page 333 and 334:
E enabling detection user-defined t
Page 335 and 336:
play asynchronous 170 convenience f
Page 337 and 338:
terminations asynchronous play 170
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