
VP-790 Protocol – API Functions 97
2.90.2 395BbyOsdPtzEnableGet
API index: 3221
Retrieves the PTZ enable setting from cache or from the SPD.
Input Parameters
Name Type Range Description
Option BYTE 0: From cache
1: From SPD
Retrieval method
None
Return Values
Name Type Range Description
Status BYTE 0x00-0xFF 0 if successful, error code otherwise
Value UWORD32 0: Off
1: On
PTZ enabling
2.91 99BPTZ Horizontal Zoom
2.91.1 396BbyOsdPtzZoomHSet
API index: 3231
Zooms/Shrinks the image in horizontal direction. When Aspect Lock is On the
Horizontal Zoom factor is also applied to vertical zoom/shrink.
Input Parameters
Name Type Range Description
Value UWORD32 50 ... 400 Horizontal Zoom Factor in %.
Return Values
Name Type Range Description
Status BYTE 0x00-0xFF 0 if successful, error code otherwise
2.91.2 397BbyOsdPtzZoomHGet
API index: 3232
Retrieves the horizontal zoom factor from cache or from the SPD.
Input Parameters
Name Type Range Description
Option BYTE 0: From cache
1: From SPD
Retrieval method
None
Return Values
Name Type Range Description
Status BYTE 0x00-0xFF 0 if successful, error code otherwise
Value UWORD32 50 ... 400
Horizontal Zoom Factor in %.
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