The capCaptureSingleFrame macro appends a single frame to a capture file that was opened using the capCaptureSingleFrameOpen macro. You can use this macro or explicitly send the WM_CAP_SINGLE_FRAME message.
BOOL capCaptureSingleFrame(
hwnd
);
Returns TRUE if successful or FALSE otherwise.
Windows NT: Requires version 3.1 or later.
Windows: Requires Windows 95 or later.
Windows CE: Unsupported.
Header: Declared in vfw.h.
Video Capture Overview, Video Capture Macros, capCaptureSingleFrameOpen WM_CAP_SINGLE_FRAME