TImageEnProc.Contrast

Declaration

procedure Contrast(vv: Double);

Description

Changes the contrast of selected region.
vv is the contrast value which may range from -100 to +100, where 0 is no change.

Note:
◼A UI for this is available to your users in the Image Processing dialog
◼If the image PixelFormat is not ie24RGB or ie32RGB, it will be converted

Demo

Demos\ImageEditing\EveryMethod\EveryMethod.dpr

Example

// Load test image
ImageEnView1.IO.LoadFromFile( 'D:\TestImage.jpg' );

  

// Increase the contrast
ImageEnView1.Proc.Contrast( 50 );

  

See Also

◼Contrast2
◼Contrast3

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