#include "BIImage.h"
HANDLE CALLBACK ColorBrightnessContrast( HANDLE hDib1,
short nBrightness,
short nContrast,
BOOL bShowDialog)
Description
Enables changing the brightness and contrast of an under- or overexposed non monochrome device independent bitmap (DIB).
The values of nBrightness and nContrast can be in the rangeof -100 to 100.
Examples
The original 900 x 1300 sized color image and the brightness/contrast operated image with Brightness = 42 and Contrast = 34 parameter values.
Parameters
|
HANDLE |
hDib1 |
Handle to the output non monochrome device independent bitmap. |
|
short |
nBrightness |
Value of the brightness in the range of -100 to 100. |
|
short |
nContrast |
Value of the contrast in the range of -100 to 100. |
|
BOOL |
bShowDialog |
Show preview dialog |
Return values
Return a handle to a device indepent bitmap if successful or NULL if fails.
Programming notes
None.
Requirements
Header : Declared in BIImage.h; include BIImage.h.
Library : Use BIImage.lib.
DLLs : BIimage.dll.
Code example
None at present.