ColorizeGrayCommand Class (original) (raw)
Summary
Colors an 8, 12 or 16-bit grayscale image. The class changes the color bits/pixel of the image from the specified formats into 24-bit RGB format.
Syntax
C#
Objective-C
C++/CLI
Java
Python
@interface LTColorizeGrayCommand : LTRasterCommand public class ColorizeGrayCommand
extends RasterCommand
class ColorizeGrayCommand(RasterCommand): Example
This example loads a 16-bit grayscale image and then colors it.
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Core;
public void ColorizeGrayCommandExample()
{
// Load an image
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
RasterImage image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, @"ImageProcessingDemo\Beauty16.jpg"));
// Prepare the command
ColorizeGrayCommandData[] pGrayColors = new ColorizeGrayCommandData[6];
for (int i = 0; i < 6; i++)
pGrayColors[i] = new ColorizeGrayCommandData();
pGrayColors[0].Threshold = 9999;
pGrayColors[1].Threshold = 19999;
pGrayColors[2].Threshold = 29999;
pGrayColors[3].Threshold = 39999;
pGrayColors[4].Threshold = 49999;
pGrayColors[5].Threshold = 59999;
pGrayColors[0].Color = new RasterColor(255, 0, 0);
pGrayColors[1].Color = new RasterColor(0, 255, 0);
pGrayColors[2].Color = new RasterColor(0, 0, 255);
pGrayColors[3].Color = new RasterColor(0, 255, 255);
pGrayColors[4].Color = new RasterColor(255, 0, 255);
pGrayColors[5].Color = new RasterColor(255, 255, 0);
ColorizeGrayCommand command = new ColorizeGrayCommand();
command.GrayColors = pGrayColors;
//Call the command
command.Run(image);
// Save the resulted image
codecs.Save(command.DestinationImage, Path.Combine(LEAD_VARS.ImagesDir, "ColorizeGrayResult.Bmp"), RasterImageFormat.Bmp, 24);
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Leadtools.ImageProcessing.Core Assembly