User's Manual

7.5.20 DVS300_GetContrast
Syn t a x
int DVS300_GetContrast(int nDevNum , int nI nput, long * lpValue)
Pa ram et e r s
nDevNum: Specifies the device num ber(0~ 3).
nI nput: Specifies the video input mux(- 1~ 3). This value m ust
be set -1 when no switching channels.
lpValue: A long pointer to get contrast value(1~ 100).
Ret urn Value
SUCCEEDED: Function succeeded.
FAI LED: Function failed.
DEVICENUMERROR: I nvalid device num ber.
PARAMERROR: I nvalid parameter.
SDKINITFAI LED: SDK not initialized.
De script ion
This function gets contrast value of a specified capt ure port.
Se e Also
DVS300_SetContrast