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Aspose.Imaging  for .NET
APNG

Dither APNG images via C#

Build your own .NET apps to Dither APNG image files using server-side APIs

How to Dither APNG Files Using C#

Efficiently optimizing images for web placement is crucial for ensuring a smooth user experience. One approach to such optimization involves reducing the image’s color palette, thereby decreasing its file size and improving page load times. However, to prevent the disruption of smooth color gradients and the emergence of sharp boundaries in monochromatic areas, it’s essential to employ the image-smoothing function, known as dithering. This technique allows you to introduce a controlled amount of "noise" to an image or photograph, which, in turn, has a positive effect by smoothing out transitions within the color field and enhancing the image’s overall visual appeal. In order to Dither APNG files, we’ll use Aspose.Imaging for .NET API which is a feature-rich, powerful and easy to use image manipulation and conversion API for C# platform. Open NuGet package manager, search for Aspose.Imaging and install. You may also use the following command from the Package Manager Console.

Package Manager Console Command


PM> Install-Package Aspose.Imaging

Steps to Dither APNG via C#

You need the aspose.imaging.dll to try the following workflow in your own environment.

  • load APNG files with Image.Load method;
  • dither image;
  • save dithered image to disc in the supported by Aspose.Imaging format.

System Requirements

Aspose.Imaging for .NET is supported on all major operating systems. Just make sure that you have the following prerequisites.

  • Microsoft Windows or a compatible OS with .NET Framework, .NET Core, Windows Application, ASP.NET Web Application.
  • Development environment like Microsoft Visual Studio.
  • Aspose.Imaging for .NET referenced in your project.
 

Dither APNG images - .NET

 
  • About Aspose.Imaging for .NET API

    Aspose.Imaging API is an image processing solution to create, modify, draw or convert images (photos) within applications. It offers: cross-platform Image processing, including but not limited to conversions between various image formats (including uniform multi-page or multi-frame image processing), modifications such as drawing, working with graphic primitives, transformations (resize, crop, flip&rotate, binarization, grayscale, adjust), advanced image manipulation features (filtering, dithering, masking, deskewing), and memory optimization strategies. It’s a standalone library and does not depend on any software for image operations. One can easily add high-performance image conversion features with native APIs within projects. These are 100% private on-premise APIs and images are processed at your servers.

    Dither APNG via Online App

    Dither APNG documents by visiting our Live Demos website The live demo has the following benefits

      No need to download or setup anything
      No need to write any code
      Just upload your APNG files and hit "Dither now" button
      Instantly get the download link for the resultant file

    APNG What is APNG File Format

    A file with .apng (Animated Portable Network Graphics) extension is a raster graphic format and is an unofficial extension to the Portable Network Graphic (PNG ). It comprises of multiple frames (each of PNG image) that represents an animation sequence. This gives similar visualization as a GIF file. APNG files support 24-bit images and 8-bit transparency. APNG is backward compatible with non-animated GIF files. APNG files use the same .png extension and can be opened by applications such as Mozilla Firefox, Chrome with APNG support, iMessage apps for iOS 10.

    Read More

    Other Supported Dither Formats

    Using C#, one can easily Dither different formats including:

    BMP (Bitmap Picture)
    ICO (Windows icon)
    JPG (Joint Photographic Experts Group)
    JPEG (Joint Photographic Experts Group)
    DIB (Device Independent Bitmap)
    DICOM (Digital Imaging & Communications)
    DJVU (Graphics Format)
    DNG (Digital Camera Image)
    EMF (Enhanced Metafile Format)
    EMZ (Windows Compressed Enhanced Metafile)
    GIF (Graphical Interchange Format)
    JP2 (JPEG 2000)
    J2K (Wavelet Compressed Image)
    PNG (Portable Network Graphics)
    TIFF (Tagged Image Format)
    TIF (Tagged Image Format)
    WEBP (Raster Web Image)
    WMF (Microsoft Windows Metafile)
    WMZ (Compressed Windows Media Player Skin)
    TGA (Targa Graphic)
    SVG (Scalable Vector Graphics)
    EPS (Encapsulated PostScript Language)
    CDR (Vector Drawing Image)
    CMX (Corel Exchange Image)
    OTG (OpenDocument Standard)
    ODG (Apache OpenOffice Draw Format)