WM_CAP_SINGLE_FRAME_OPEN  1NGJWGD 

The WM_CAP_SINGLE_FRAME_OPEN message opens the capture file for single-frame capturing. Any previous information in the capture file is overwritten. You can send this message explicitly or by using the capCaptureSingleFrameOpenQ.8D3P macro.

WM_CAP_SINGLE_FRAME_OPEN

wParam = (WPARAM) 0;

lParam = 0L;

Return Values

Returns TRUE if successful or FALSE otherwise.

Remarks

For information about installing callback functions, see the WM_CAP_SET_CALLBACK_ERROR and WM_CAP_SET_CALLBACK_FRAME messages.

See Also