Expand Minimize

WM_CAP_SET_USER_DATA message

The WM_CAP_SET_USER_DATA message associates a LONG_PTR data value with a capture window. You can send this message explicitly or by using the capSetUserData macro.



WM_CAP_SET_USER_DATA 
wParam = (WPARAM) 0; 
lParam = (LPARAM)lUser; 


Parameters

lUser

Data value to associate with a capture window.

Return Value

Returns TRUE if successful or FALSE if streaming capture is in progress.

Remarks

Typically this message is used to point to a block of data associated with a capture window.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Vfw.h

See also

Video Capture
Video Capture Messages

 

 

Community Additions

ADD
Show:
© 2014 Microsoft. All rights reserved.