RasterColorSpace Class (original) (raw)
Summary
Provides support for converting buffered image data from one color space to another.
Syntax
C#
Objective-C
C++/CLI
Python
public static class RasterColorSpace @interface LTRasterColorSpace : NSObject public ref class RasterColorSpace abstract sealed Example
This example will load an image, resize each line, then save the resized image back to disk.
using Leadtools;
using Leadtools.Codecs;
public void RasterColorSpaceExample()
{
string fileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
using (RasterCodecs codecs = new RasterCodecs())
{
// load an image
using (RasterImage image = codecs.Load(fileName))
{
// Allocate the input buffer for 24-bit RGB data
byte[] inBuffer = new byte[image.Width * 3];
Assert.IsTrue(inBuffer.Length == image.BytesPerLine);
// Allocate the output buffer for 32-bit CMYK data
byte[] outBuffer = new byte[image.Width * 4];
// Get one row of data from the bitmap
image.Access();
image.GetRow(0, inBuffer, 0, image.BytesPerLine);
image.Release();
// Convert the data from RGB in inBuffer to CMYK in outBuffer
RasterColorSpace.Convert8(inBuffer, 0, outBuffer, 0, image.Width, RasterColorSpaceFormat8.Rgb, RasterColorSpaceFormat8.Cmyk);
}
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Leadtools Assembly