NET_SDK_ShowRule¶
Interface Definition¶
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Function Description¶
Show rule boxes (including zone invasion, line crossing).
Parameter Description¶
| Parameters | Type | Remark |
|---|---|---|
| lPlayHandlein | POINTERHANDLE | The preview handle, which is the return value of NET_SDK_LivePlay or NET_SDK_LivePlayEx. |
| lUserIDin | LONG | User ID, the return value of NET_SDK_Login or NET_SDK_LoginEx. |
| lChannelin | LONG | Channel number, starting from 0. This parameter is invalid for IPC devices. |
| bShowin | BOOL | Whether to display. |
Return Value¶
-
type:BOOL
-
remark:Returns TRUE if successful, FALSE if failed.
Remarks¶
None