ImageEn, unit imageenproc

TImageEnProc.ConvertToGray

TImageEnProc.ConvertToGray


Declaration

procedure ConvertToGray();


Description

Convert the selected region to gray levels. The image always will be in true color (16M of colors).

Note:
- ConvertToGray sets the R,G,B channels to the same value using: RedToGrayCoef, GreenToGrayCoef, BlueToGrayCoef
- A UI for this is available to your users in the Image Processing dialog
- If the image PixelFormat is not ie24RGB, it will be converted


Demo

Demo  Demos\ImageEditing\EveryMethod\EveryMethod.dpr


Example

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

  

// Convert to gray levels
ImageEnView1.Proc.ConvertToGray();