Advantech DVP-7020BE User Manual page 70

2.5.18 AdvDVP_GetBrightness
Syntax
AdvDVP_GetBrightness(int nDevNum, int nInput,
long *lpValue)
Parameters
nDevNum:
nInput:
lpValue:
Return Value
SUCCEEDED:
FAILED:
SDKINITFAILED:
DEVICENUMERROR: Invalid device number.
PARAMERROR:
INPUTERROR:
Description
This function gets brightness value of a specified
capture port.
See Also
AdvDVP_SetBrightness
Specifies the device number(0~3).
Specifies the video input mux(-1~3).
This value must be set -1 when no
switching channels.
A long pointer to get brightness
value.
Function succeeded.
Function failed.
SDK not initialized.
Invalid parameter.
Invalid video input mux.
70 DVP-7020BE User's Manual