BinaryThickening  Method

Description         This function will morphologically thicken the binary image. The function works for only 1 bit per pixel images. The binary thickening operation is used to reduce the geometric size of an object. Usually this operation is used iteratively until the desired image is obtained or until no further changes occur in the thickened image. The binary thickening operation is defined as:

                                    BinaryThickening(A) = [BinaryThinning(A^C)]^C

Examples

Syntax                 RetVal = [BiFilter.]BinaryThickening hDib BackGrndisBlack ShowProgress hWnd

Returns               RetVal                    LONGLONG The handle of new filtered DIB, 0 if an error occurred, or -1 if the BIFilter.dll does not installed.

Remarks             hDib                       LONGLONG Handle of the image to filter.

                            BackGrndisBlack BOOL             Specifies the color of BackGround.

                            iShowProgress       short                This parameter specifies the displaying of the progressbar and the preview dialog.

Available values:

DISPLAY_NONE (0) - The progressbar and the preview dialog will not display before filtering.

DISPLAY_PROGRESS (1) - The progressbar will display during filtering procedure.

DISPLAY_DIALOG (2) - The preview dialog will display before filtering. This dialog shows the part of the image before and after filtering.

DISPLAY_BOTH (3) - The progressbar and the preview dialog will display.

IMPORTANT: The preview dialog will only display, if there is BIDlgs32.dll installed.

                            hWnd                     LONGLONG Handler of the parent window.

See Also