public static RasterColor[] Netscape()
public static RasterColor[] netscape();
public:
static array<RasterColor>^ Netscape();
def Netscape(self):
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Core;
public void NetscapePaletteExample()
{
string srcFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1.cmp");
string destFileName = Path.Combine(LEAD_VARS.ImagesDir, "Image1_Netscape.bmp");
RasterCodecs codecs = new RasterCodecs();
codecs.ThrowExceptionsOnInvalidImages = true;
// Load the source image as 8 bits/pixel
RasterImage srcImage = codecs.Load(srcFileName, 8, CodecsLoadByteOrder.Rgb, 1, 1);
// Get the netscape palette
RasterColor[] netscapePalette = RasterPalette.Netscape();
// Create the new palletized image.
RasterImage destImage = new RasterImage(
RasterMemoryFlags.Conventional,
srcImage.Width,
srcImage.Height,
8,
srcImage.Order,
srcImage.ViewPerspective,
netscapePalette,
IntPtr.Zero,
0);
// Set the dithering method.
srcImage.DitheringMethod = RasterDitheringMethod.StevensonArce;
srcImage.Access();
destImage.Access();
// Initialize the dithering process.
srcImage.StartDithering(netscapePalette, 256);
// Allocate the output buffer for 8-bit data.
byte[] inBuffer = new byte[srcImage.Width * 3]; // Buffer to hold the input row.
byte[] outBuffer = new byte[srcImage.Width]; // Buffer to hold the output row.
// Use DitherLine method to process each row in the image.
for (int i = 0; i < srcImage.Height; i++)
{
srcImage.GetRow(i, inBuffer, 0, srcImage.BytesPerLine);
srcImage.DitherLine(inBuffer, 0, outBuffer, 0);
destImage.SetRow(i, outBuffer, 0, destImage.BytesPerLine);
}
// End the dithering process.
srcImage.StopDithering();
destImage.Release();
srcImage.Release();
// Save the destination image
codecs.Save(destImage, destFileName, RasterImageFormat.Bmp, 8);
// Cleanup
srcImage.Dispose();
destImage.Dispose();
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
Your email has been sent to support! Someone should be in touch! If your matter is urgent please come back into chat.
Chat Hours:
Monday - Friday, 8:30am to 6pm ET
Thank you for your feedback!
Please fill out the form again to start a new chat.
All agents are currently offline.
Chat Hours:
Monday - Friday
8:30AM - 6PM EST
To contact us please fill out this form and we will contact you via email.