Impressionist Filter

#include "BIFILTER.H"

 

HANDLE CALLBACK FilterImpressionist(          HDIB     hDIB,
int           iHorizontal,
int           iVertical,
int           iShowProgress,
HWND  hParent)

Description

Impressionist filter is an artistic filter modeling the effect of painting. The strength of the filter can be tuned by the iHorizontal and iVertical parametes. This function works for only 8 bit per pixel and 24 bit per pixel images.

Examples

source                                                    impressionist           

The original 160 x 170 pixel image and the result image with iHorizontal = iVertical = 3.

Parameters

HDIB

hDIB

Handle of the DIB to filter.

iVertical

int

Vertical strength of filter, cannot be less than 0.

iHorizontal

Int

Horizontal strength of filter, cannot be less than 0.

int

iShowProgress

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 BiDlgs.dll installed.

HWND

hParent

Handler of the parent window.

Return values

The handle of the new filtered DIB or NULL if an error occurred.

Programming notes

The function will not free the input DIB.

Requirements

Header :     Declared in BIFilter.h; include BIFilter.h.

Library :    Use BIFilter.lib.

DLLs :             BIFilter.dll.