capSetUserData macro (vfw.h)
The capSetUserData macro associates a LONG_PTR data value with a capture window. You can use this macro or explicitly call the WM_CAP_SET_USER_DATA message.
Syntax
void capSetUserData(
hwnd,
lUser
);
Parameters
hwnd
Handle to a capture window.
lUser
Data value to associate with a capture window.
Return value
None
Remarks
Typically this message is used to point to a block of data associated with a capture window.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | vfw.h |