ImageGear Professional DLL for Windows
IG_gui_ip_contrast_dlg

This function shows the dialog that allows you to adjust the contrast of the image using different methods.

Declaration:

 
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BOOL ACCUAPI IG_gui_ip_contrast_dlg (
        HWND hWnd, 
        LPAT_IGGUI_IP_CONTRAST lpIpContrastData
);

Arguments:

Name Type Description
hWnd HWND A handle of the parent window.
lpIpContrastData LPAT_IGGUI_IP_CONTRAST A pointer to the AT_IGGUI_IP_CONTRAST structure.

Return Value:

If the user specifies parameters and clicks the OK button, the return value is non-zero. If the user cancels or closes the dialog box or an error occurs, the return value is zero.

Supported Raster Image Formats:

All pixel formats supported by ImageGear Professional.

Sample:

Image Processing

Example:

 
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#include "IG_gui_common.h"
AT_IGGUI_IP_CONTRAST IpContrast;
IpContrast.cbSize = sizeof (IpContrast);
IpContrast.hWnd = hWnd;
IpContrast.hIGear = hIGear;
IpContrast.uFlags |= IG_IGGUI_IP_SETUP_EMPTY_RECT;
if (IG_gui_ip_contrast_dlg (hWnd, &IpContrast))
{
InvalidateRect(hWnd, NULL, FALSE);
        UpdateWindow(hWnd);
}

 

 


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