WM_CAP_SET_VIDEOFORMAT

The WM_CAP_SET_VIDEOFORMAT message sets the format of captured video data. You can send this message explicitly or by using the capSetVideoFormat macro.

WM_CAP_SET_VIDEOFORMAT 
wParam = (WPARAM) (wSize); 
lParam = (LPARAM) (LPVOID) (psVideoFormat); 
 

Parameters

wSize

Size, in bytes, of the structure referenced by s.

psVideoFormat

Address of a BITMAPINFO structure.

Return Values

Returns TRUE if successful or FALSE otherwise.

Remarks

Because video formats are device-specific, applications should check the return value from this function to determine if the format is accepted by the driver.

QuickInfo

  Windows NT: Requires version 3.1 or later.
  Windows: Requires Windows 95 or later.
  Windows CE: Unsupported.
  Header: Declared in vfw.h.

See Also

Video Capture Overview, Video Capture Messages, BITMAPINFO, capSetVideoFormat