Sensoray 811 Windows SDK - Manual (Page 10)

pSource
pointer to the value of current input.
devid
device id in the system (use 0 for first channel with a single board installed).
Returns
0 on success, negative value if error (see mid811types.h for error codes list).
MID811_API int S811_SetVidSys(
MID811_VIDSYS vidsys,
int devid
);
Sets the input video system (NTSC, PAL).
Parameters
vidsys
video system enumerated type (see mid811types.h).
devid
device id in the system (use 0 for first channel with a single board installed).
Returns
0 on success, negative value if error (see mid811types.h for error codes list).
MID811_API int S811_GetVidSys(
MID811_VIDSYS *pvidsys,
int devid
);
Gets the input video system (NTSC, PAL).
Parameters
pvidsys
pointer to video system enumerated type (see mid811types.h).
devid
device id in the system (use 0 for first channel with a single board installed).
Returns
0 on success, negative value if error (see mid811types.h for error codes list).
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