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WM_CAP_DRIVER_GET_CAPS
The WM_CAP_DRIVER_GET_CAPS message returns the hardware capabilities of the
capture driver currently connected to a capture window. You can send this
message explicitly or by using the capDriverGetCaps macro.
WM_CAP_DRIVER_GET_CAPS
wParam = (WPARAM) (wSize);
lParam = (LPARAM) (LPVOID) (LPCAPDRIVERCAPS) (psCaps);
Parameters
wSize
Size, in bytes, of the structure referenced by s.
psCaps
Address of the CAPDRIVERCAPS structure to contain the hardware capabilities.
Return Values
Returns TRUE if successful or FALSE if the capture window is not connected to
a capture driver.
Remarks
The capabilities returned in CAPDRIVERCAPS are constant for a given capture driver. Applications need to retrieve this
information once when the capture driver is first connected to a capture window.
See Also
CAPDRIVERCAPS, capDriverGetCaps
Related Links
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