VCEANCB_SnapFrame
The VCEANCB_SnapFrame function snaps one frame from camera.
VCEANCB_Error VCEANCB_SnapFrame ( HANDLE hVCEANCB // Handle to card );
Parameter:
- hVCEANCB
- [in] Handle to FrameLink card.
Return values:
If function succeeds, the return value is VCEANCB_Err_Success.
If function fails, the return value can be one of the following values.
| VCEANCB_Err_badArgument | hVCEANCB handle is bad (possibly NULL). |
| VCEANCB_Err_notInitialized | FrameLink has not been successfully initialized. |
| VCEANCB_Err_notPrepared | VCEANCB_Prepare was not successfully called. |
| VCEANCB_Err_bufferBusy | Snapping buffers are busy. |
| VCEANCB_Err_CameraIsNotConnected | Camera is not connected. |
| VCEANCB_Err_lostContact | Contact with camera was lost during snapping. |
| VCEANCB_Err_UnknownError | Error is unknown (possibly system error). To get extended error information, call VCEANCB_SystemLastError. |
Remarks:
This function only snaps one frame to internal buffer, to get image call VCEANCB_GetDIB function.
Note: You have to call VCEANCB_Prepare() function, before start snap.