WM_CAP_GET_USER_DATA

The WM_CAP_GET_USER_DATA message retrieves a LONG data value associated with a capture window. You can send this message explicitly or by using the capGetUserData macro.

WM_CAP_GET_USER_DATA 
wParam = (WPARAM) 0; 
lParam = 0L; 
 

Return Values

Returns a value previously saved by using the WM_CAP_SET_USER_DATAmessage.

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, capGetUserData, WM_CAP_SET_USER_DATA