|Microsoft DirectShow 9.0|
The SetProcAmpControl method sets the image adjustment for the VMR-9. Image adjustment includes brightness, contrast, hue, and saturation, and is performed by the graphics device. If the graphics driver does not support hardware image adjustment, this method fails.
HRESULT SetProcAmpControl( DWORD dwStreamID, VMR9ProcAmpControl* lpClrControl );
[in] Specifies the input stream. This value corresponds to the input pin. For example, the first input pin is stream 0.
[in] Pointer to a VMR9ProcAmpControl structure that contains the image adjustment settings.
The method returns an HRESULT. Possible values include those in the following table.
|E_INVALIDARG||Invalid argument. Possible causes of this error include:
|E_POINTER||NULL pointer argument.|
|VFW_E_NOT_CONNECTED||The pin is not connected.|
|VFW_E_VMR_NO_PROCAMP_HW||The graphics hardware does not support ProcAmp controls.|
Header: Include D3d9.h, Vmr9.h.
Library: Use Strmiids.lib.