L_BM_BINARYFLT
(Document/Medical only) Send this message to apply a binary filter to an L_BITMAPCLASS window's bitmap. The predefined filters let you shrink or enlarge black objects in an image.
Parameter |
Meaning |
wParam |
Specifies whether the window should be redrawn to reflect the image changes. Use 1 to redraw the window, or 0 not to redraw it. |
lParam |
Points to a predefined filter. For a list of predefined filters, refer to L_BinaryFilterBitmap. |
Returns
SUCCESS |
Function was successful. |
< 0 |
An error occurred. Refer to Return Codes. |