Sensoray 2224 Windows - Manual (Page 60)

HANDLE hdev
);
Sets all overlays for specified region.
Parameters
regionmask
MID2226_REGION_MONITOR, MID2226_REGION_MPEG, MID2226_REGION_STILL.
hdev
handle to device (obtained from S2226_OpenBoard).
Returns
0 on success, negative value if error (see mid2226types.h for error codes list).
MID2226_API int S2226_SetMergeMethod(
MID2226_FIELDALG merge_method,
void *unused,
HANDLE hdev
);
Sets the interlaced field merging algorithm. Used for snapshots/stills.
Parameters
merge_method
MID2226_FIELDALG_NONE, MID2226_FIELDALG_DUP, MID2226_FIELDALG_MERGE,
MID2226_FIELDALG_INTER
unused
possible future use. Set to NULL.
hdev
handle to device (obtained from S2226_OpenBoard).
Returns
0 on success, negative value if error (see mid2226types.h for error codes list).
MID2226_API int S2226_SnapshotToFile(
char *filename,
int filetype,
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