Programmable tone detector
[Public API functions]

Collaboration diagram for Programmable tone detector:

More information on the libvpb programmable tone detector is available here. More...

Classes
struct	VPB_STRAN
	Cadence state transition data for VPB_DETECT. More...
struct	VPB_DETECT
	Container for programmable tone detector parameters. More...
General limits
#define	VPB_MD   10
	The maximum number of tone detectors per device.
#define	VPB_MS   10
	The maximum number of cadence states to match.
Built in tone dectector ID's
#define	VPB_DIAL   0
	dial tone detected (US/Aust/sudio308)
#define	VPB_RINGBACK   1
	ringback detected (US)
#define	VPB_BUSY   2
	busy tone detected (US)
#define	VPB_GRUNT   3
	grunt detected
#define	VPB_RINGBACK_308   4
	ringback detected (studio 308)
#define	VPB_BUSY_308   5
	busy tone detected (studio 308)
#define	VPB_FAX   6
	fax CNG tone/preamble
#define	VPB_BUSY_AUST   7
	busy/disconnect tone detected (Australia)
#define	VPB_RINGBACK_AUS   8
	ringback detected (Australia)
#define	VPB_SPARE9   9
	Spare.
Tone masks
#define	VPB_MDIAL   (1<<VPB_DIAL)
#define	VPB_MRINGBACK   (1<<VPB_RINGBACK)
#define	VPB_MBUSY   (1<<VPB_BUSY)
#define	VPB_MGRUNT   (1<<VPB_GRUNT)
#define	VPB_MRINGBACK_308   (1<<VPB_RINGBACK_308)
#define	VPB_MBUSY_308   (1<<VPB_BUSY_308)
#define	VPB_MFAX   (1<<VPB_FAX)
#define	VPB_MBUSY_AUST   (1<<VPB_BUSY_AUST)
#define	VPB_MRINGBACK_AUS   (1<<VPB_RINGBACK_AUS)
#define	VPB_MSPARE9   (1<<VPB_SPARE9)
#define	VPB_MALL_TONES   ((unsigned long)-1)
Enumerations
enum	ToneStateTransition { VPB_TIMER = 0, VPB_RISING = 1, VPB_FALLING = 2, VPB_DELAY = 3 }
	Tone detector state transition types.
Functions
void WINAPI	vpb_settonedet (VPBPortHandle handle, const VPB_DETECT &d)
	Set or change the parameters for a tone to detect on some port.
void WINAPI	vpb_settonedet (VPBPortHandle handle, const VPB_DETECT *d)
void WINAPI	vpb_gettonedet (VPBPortHandle handle, int id, VPB_DETECT *d)
void WINAPI	vpb_deltonedet (VPBPortHandle handle, const VPB_DETECT &d)
	Revove a tone detector from some port.
void WINAPI	vpb_deltonedet (VPBPortHandle handle, const VPB_DETECT *d)
int WINAPI	vpb_debug_tonedet (int handle, int id, char file_name[], int sec)
int WINAPI	vpb_enable_tone_event (int handle, unsigned long mask)
int WINAPI	vpb_disable_tone_event (int handle, unsigned long mask)
unsigned long WINAPI	vpb_get_tone_event_mask (int handle)
	Return the current TONE event mask for handle.
int WINAPI	vpb_set_tone_event_mask (int handle, unsigned long mask)

---

Detailed Description

More information on the libvpb programmable tone detector is available here.

---