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Voice API for Wind
ows Opera
ting Systems Libr
ary Refer
ence — Novem
ber 2003
dx_addv
oldig( ) — set a DTMF digit
to adjust volume
•
dx_get
curs
v( )
•
dx_get
svmt( )
•
dx_setsvcond( )
•
dx_s
etsvmt
( )
Contents
Main
Voice API for Windows Operating Systems Library Reference November 2003
Contents
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Tables
Revision History
This revision history summarizes the changes made in each published version of this document.
Revision History
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About This Publication
Purpose
Intended Audience
How to Use This Publication
Related Information
1.1 Device Management Functions
1.2 Configuration Functions
1.3 I/O Functions
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1.4 I/O Convenience Functions
1.5 Streaming to Board Functions
1.6 Analog Display Services Interface (ADSI) Functions
1.7 Audio Input Functions
1.8 Transaction Record Functions
1.9 Cached Prompt Management Functions
1.10 Call Status Transition (CST) Event Functions
1.11 TDM Routing Functions
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1.12 Global Tone Detection (GTD) Functions
1.13 Global Tone Generation (GTG) Functions
1.14 R2/MF Convenience Functions
1.15 Speed and Volume Functions
1.16 Call Progress Analysis Functions
1.17 Caller ID Functions
1.18 File Manipulation Functions
1.19 Echo Cancellation Resource Functions
1.20 Structure Clearance Functions
1.21 Syntellect License Automated Attendant Functions
1.22 Extended Attribute Functions
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1.23 Voice Function Support by Platform
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2.1 Function Syntax Conventions
ag_getctinfo( )
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ag_getxmitslot( )
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ag_listen( )
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ag_unlisten( )
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ai_close( )
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ai_getxmitslot( )
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ai_open( )
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ATDX_ANSRSIZ( )
return the duration of the answer ATDX_ANSRSIZ( )
ATDX_BDNAMEP( )
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ATDX_BDTYPE( )
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ATDX_BUFDIGS( )
return the number of uncollected digits ATDX_BUFDIGS( )
dx_getdig( ) dx_clrdigbuf( )
ATDX_CHNAMES( )
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ATDX_CHNUM( )
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ATDX_CONNTYPE( )
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ATDX_CONNTYPE( ) return the connection type for a completed call
dx_dial( ) ATDX_CPTERM ( ) DX_CAP data structure
ATDX_CPERROR( )
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ATDX_CPTERM( )
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ATDX_CRTNID( )
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return the last call progress analysis termination ATDX_CRTNID( )
None.
ATDX_DEVTYPE( )
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ATDX_DTNFAIL( )
return character for dial tone ATDX_DTNFAIL( )
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ATDX_FRQDUR( )
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ATDX_FRQDUR2( )
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ATDX_FRQDUR3( )
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ATDX_FRQHZ( )
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ATDX_FRQHZ2( )
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ATDX_FRQHZ3( )
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ATDX_FRQOUT( )
ATDX_FRQOUT( ) return percentage of time SIT tone was out of bounds
ATDX_FWVER( )
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ATDX_HOOKST( )
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ATDX_LINEST( )
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ATDX_LONGLOW( )
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ATDX_PHYADDR( )
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ATDX_SHORTLOW( )
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ATDX_SIZEHI( )
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ATDX_STATE( )
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ATDX_TERMMSK( )
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ATDX_TONEID( )
ATDX_TONEID( ) return user-defined tone ID that terminated I/O function
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ATDX_TRCOUNT( )
return the byte count for the last I/O transfer ATDX_TRCOUNT( )
None.
dx_addspddig( )
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dx_addtone( )
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add a user-defined tone dx_addtone( )
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dx_addvoldig( )
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dx_adjsv( )
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dx_blddt( )
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dx_blddtcad( )
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dx_bldst( )
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dx_bldstcad( )
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dx_bldtngen( )
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dx_cacheprompt( )
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dx_chgdur( )
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dx_chgdur( ) change the duration definition for a tone
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dx_chgfreq( )
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dx_chgfreq( ) change the frequency definition for a tone
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dx_chgrepcnt( )
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dx_chgrepcnt( ) change the repetition definition for a tone
dx_chgdur( )
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dx_close( )
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dx_CloseStreamBuffer( )
dx_CloseStreamBuffer( ) delete a circular stream buffer
dx_OpenStreamBuffer( ) dx_GetStreamInfo( )
dx_clrcap( )
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dx_clrdigbuf( )
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dx_clrsvcond( )
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dx_clrtpt( )
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dx_createtone( )
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dx_deletetone( )
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dx_deltones( )
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dx_dial( )
Valid Dial String Characters
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Asynchronous Operation
Synchronous Operation
Call Progress Analysis
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dial an ASCIIZ string dx_dial( )
analysis)
progress analysis)
ATDX_TERMMSK( ) (to retrieve termination reason for dx_dial( ) without call progress
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dx_distone( )
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dx_enbtone( )
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dx_fileclose( )
dx_fileclose( ) close a file
dx_fileopen( ) dx_fileseek( ) dx_fileread( ) dx_filewrite( )
dx_fileerrno( )
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dx_fileopen( )
open a file dx_fileopen( )
dx_fileclose( ) dx_fileseek( ) dx_fileread( ) dx_filewrite( )
dx_fileread( )
read data from a file dx_fileread( )
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dx_fileseek( )
dx_fileseek( ) move a file pointer
move a file pointer dx_fileseek( )
dx_fileopen( ) dx_fileclose( ) dx_fileread( ) dx_filewrite( )
dx_filewrite( )
write data from a buffer into a file dx_filewrite( )
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dx_getcachesize( )
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dx_getctinfo( )
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dx_getcursv( )
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dx_getdig( )
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collect digits from a channel digit buffer dx_getdig( )
This example illustrates how to use dx_getdig( ) in asynchronous mode.
dx_getdig( ) collect digits from a channel digit buffer
dx_addtone( ) dx_setdigtyp( ) DV_DIGIT data structure
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dx_GetDllVersion( )
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dx_getevt( )
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dx_getfeaturelist( )
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retrieve feature support information for the device dx_getfeaturelist( )
dx_getfeaturelist( ) retrieve feature support information for the device
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dx_getparm( )
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dx_GetRscStatus( )
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dx_GetStreamInfo( )
dx_GetStreamInfo( ) retrieve information about the circular stream buffer
dx_OpenStreamBuffer( )
dx_getsvmt( )
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dx_getxmitslot( )
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dx_getxmitslotecr( )
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dx_gtcallid( )
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dx_gtcallid( ) return the calling line Directory Number
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dx_gtextcallid( )
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dx_gtextcallid( ) retrieve a caller ID message
ACLIP (Single Data Message) ACLIP (Multiple Data Message) CLIP JCLIP
b
All returns are NULL terminated.
Figure 1. Format of General Caller ID Information
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dx_gtextcallid( ) retrieve a caller ID message
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dx_gtsernum( )
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dx_initcallp( )
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dx_libinit( )
dx_libinit( ) initialize the voice library DLL
dx_listen( )
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dx_listenecr( )
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dx_listenecrex( )
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modify characteristics of the echo canceller dx_listenecrex( )
dx_listenecr( )
dx_mreciottdata( )
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Error from operating system; use dx_fileerrno( ) to obtain error value
dx_mreciottdata( ) record voice data from two TDM bus time slots
dx_rec( )
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dx_open( )
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dx_OpenStreamBuffer( )
dx_OpenStreamBuffer( ) create and initialize a circular stream buffer
dx_CloseStreamBuffer( ) dx_SetWaterMark( )
dx_pause( )
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dx_play( )
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play recorded voice data dx_play( )
This example illustrates how to use dx_play( ) in asynchronous mode.
dx_play( ) play recorded voice data
play recorded voice data dx_play( )
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dx_playf( )
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dx_playiottdata( )
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play back recorded voice data from multiple sources dx_playiottdata( )
dx_playiottdata( ) play back recorded voice data from multiple sources
dx_playf( ) dx_playwav( ) dx_playvox( ) dx_setuio( )
dx_playtone( )
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play tone defined by TN_GEN structure dx_playtone( )
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dx_playtoneEx( )
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dx_playtoneEx( ) play the cadenced tone defined by TN_GENCAD
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dx_playvox( )
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dx_playwav( )
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dx_PutStreamData( )
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dx_querytone( )
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dx_rec( )
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dx_rec( ) record voice data from a single channel
This example illustrates how to use dx_rec( ) in asynchronous mode.
record voice data from a single channel dx_rec( )
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dx_recf( )
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record voice data to a single file dx_recf( )
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dx_reciottdata( )
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dx_recvox( )
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dx_recwav( )
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dx_ResetStreamBuffer( )
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dx_resume( )
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dx_RxIottData( )
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This example illustrates how to use dx_RxIottData( ) in synchronous mode.
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dx_sendevt( )
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dx_setchxfercnt( )
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dx_setdevuio( )
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install and retrieve user-defined I/O functions dx_setdevuio( )
dx_setuio( )
dx_setdigbuf( )
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dx_setdigtyp( )
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dx_setdigtyp( ) control the types of digits detected by the voice channel
dx_setevtmsk( )
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dx_setevtmsk( ) enable detection of call status transition (CST) events
enable detection of call status transition (CST) events dx_setevtmsk( )
dx_setgtdamp( )
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dx_sethook( )
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dx_sethook( ) provide control of the hook switch status
This example illustrates how to use dx_sethook( ) in asynchronous mode.
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dx_setparm( )
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For Springware boards, the supported board parameter defines are shown in Table 13.
Table 12. Voice Board Parameters (DM3)
Table 13. Voice Board Parameters (Springware)
Table 13. Voice Board Parameters (Springware) (Continued)
Table 14. Voice Channel Parameters (DM3)
Table 14. Voice Channel Parameters (DM3) (Continued)
Table 14. Voice Channel Parameters (DM3) (Continued)
Table 15. Voice Channel Parameters (Springware)
Table 15. Voice Channel Parameters (Springware) (Continued)
!Cautions
A constant cannot be used in place of valuep. The value of the parameter to be set must be
placed in a variable and the address of the variable cast as void * must be passed to the function.
Table 15. Voice Channel Parameters (Springware) (Continued)
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dx_SetRecordNotifyBeepTone( )
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dx_setsvcond( )
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set conditions that adjust speed or volume of play dx_setsvcond( )
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dx_setsvmt( )
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change default values of the speed or volume modification table dx_setsvmt( )
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dx_settonelen( )
dx_settonelen( ) change the duration of the built-in beep tone
dx_playiottdata( )
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dx_setuio( )
install user-defined I/O functions dx_setuio( )
dx_setuio( ) install user-defined I/O functions
dx_cacheprompt( )
dx_playiottdata( ) dx_rec( ) dx_reciottdata( )
dx_SetWaterMark( )
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dx_stopch( )
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dx_TSFStatus( )
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dx_TxIottData( )
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Voice API for Windows Operating Systems Library Reference 425
transmit data on a specified channel dx_TxIottData( )
dx_RxIottData( ) dx_TxRxIottData( )
dx_TxRxIottData( )
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start a transmit-initiated reception of data dx_TxRxIottData( )
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dx_unlisten( )
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dx_unlistenecr( )
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dx_wink( )
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dx_wink( ) generate an outbound wink
This example illustrates how to use dx_wink( ) in asynchronous mode.
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dx_wtcallid( )
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dx_wtring( )
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li_attendant( )
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li_attendant( ) perform the actions of an automated attendant
perform the actions of an automated attendant li_attendant( )
li_islicensed_syntellect( )
li_islicensed_syntellect( )
nr_scroute( )
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make a full or half-duplex connection nr_scroute( )
nr_scroute( ) make a full or half-duplex connection
make a full or half-duplex connection nr_scroute( )
nr_scroute( ) make a full or half-duplex connection
nr_scunroute( )
nr_scunroute( )
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break a full or half-duplex connection nr_scunroute( )
nr_scunroute( ) break a full or half-duplex connection
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r2_creatfsig( )
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r2_playbsig( )
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play R2/MF backward signal tone r2_playbsig( )
r2_creatfsig( ) dx_blddt( ) dx_playtone( ) R2/MF Signaling in Voice API Programming Guide
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3.1 Overview of Events
3.2 Termination Events
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3.3 Unsolicited Events
3.4 Call Status Transition (CST) Events
Call Status Transition Events on DM3 Boards
Call Status Transition Events on Springware Boards
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ADSI_XFERSTRUC
CT_DEVINFO
DM3 Boards
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Springware Boards
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DV_DIGIT
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DV_TPT
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DV_TPT termination parameter table
event.
If tp_termno contains DX_TONEON, tp_data can specify termination after a tone-on
termination parameter table DV_TPT
Table 16. DV_TPT Field Settings Summary (Continued)
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DX_ATTENDANT
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DX_CAP call progress analysis parameters
DX_CAP
call progress analysis parameters
DM3 Boards
Springware Boards
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DX_CST
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DX_EBLK
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DX_ECRCT
DX_IOTT
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input/output transfer table DX_IOTT
DX_STREAMSTAT
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DX_SVCB
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DX_SVMT
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DX_UIO
DX_XPB
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DX_XPB input/output transfer parameter block Table 18. G.721 Voice Coder Support Fields (DM3)
Table 19. Linear PCM Voice Coder Support Fields (DM3)
Table 20. OKI ADPCM Voice Coder Support Fields (DM3)
Table 21. G.726 Voice Coder Support Fields (DM3)
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FEATURE_TABLE
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SC_TSINFO
TN_GEN
TN_GENCAD
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TONE_DATA
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Information
6.1 DTMF and MF Tone Specifications
6.2 DTMF and MF Detection Errors
Supplementary Reference Information Table 29. Detecting MF Digits
Table 30. Detecting DTMF Digits
Supplementary Reference Information
Table 30. Detecting DTMF Digits (Continued)
Glossary
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Index
A
B
C
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D
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E
F
G
H
I
J
L
M
N
O
P
R
S
T
U
V
W
Z
