Convert HTML to image in C#

High-speed C# library for converting HTML to image

Use our document conversion API to develop high-level, platform independent software for .NET and .NET Core platforms. This is a professional software solution to import and export HTML, image, and many other document formats using C#, F#, VB.NET.

Convert HTML to an image in C#

Need to convert HTML to an image programmatically? With Aspose.Words for .NET any developer can easily transform HTML into graphical format with just a few lines of C# code.

Modern document-processing C# API creates images from HTML files with high speed. Test the quality of HTML to image conversion right in a browser. Powerful C# library allows converting HTML files to almost all common graphical formats.

Save HTML as an image in C#

The following example demonstrates how to convert HTML to an image in C#.

Follow the easy steps to turn a HTML file into graphical format. Read HTML from the local drive, then simply save it as a picture, specifying the required graphical format by an image extension. For both HTML reading and image writing you can use fully qualified filenames. The resulting content will be identical to the original HTML file.

Code example in C# to convert HTML to JPG format
Input file
Upload a file you want to convert
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Output format
Select the target format from the list
using Aspose.Words;

var doc = new Document("Input.html");
         
for (int page = 0; page < doc.PageCount; page++)
{
    var extractedPage = doc.ExtractPages(page, 1);
    extractedPage.Save($"Output_{page + 1}.jpg");
}
using Aspose.Words; var doc = new Document("Input.html"); doc.Save("Output.jpg"); using Aspose.Words; var doc = new Document("Input.html"); for (int page = 0; page < doc.PageCount; page++) { var extractedPage = doc.ExtractPages(page, 1); extractedPage.Save($"Output_{page + 1}.jpg"); } using Aspose.Words; var doc = new Document(); var builder = new DocumentBuilder(doc); builder.InsertImage("Input.html"); doc.Save("Output.jpg"); using Aspose.Words; var doc = new Document(); var builder = new DocumentBuilder(doc); var shape = builder.InsertImage("Input.html"); shape.ImageData.Save("Output.jpg");
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How to convert HTML to image

  1. Install 'Aspose.Words for .NET'.
  2. Add a library reference (import the library) to your C# project.
  3. Open the source HTML file in C#.
  4. Call the 'Save()' method, passing an output filename with image extension.
  5. Get the result of HTML conversion as image.

C# library to convert HTML to image

There are three alternative options to install "Aspose.Words for .NET" onto your system. Please choose one that resembles your needs and follow the step-by-step instructions:

System Requirements

Our product is fully cross-platform and supports all major .NET implementations following '.NET Standard 2.0' specification:

  • Microsoft .NET Framework, starting from the earliest 2.0 version, and ending with the latest '.NET Framework 4.8'
  • .NET Core, starting from the earliest 2.0, and ending with the latest '.NET 6'
  • Mono >= 2.6.7

As far as .NET code doesn't depend on the underlying hardware or operating system, but only on a Virtual Machine, you are free to develop any kind of software for Windows, macOS, Android, iOS and Linux. Just make sure you have installed the corresponding version of .NET Framework, .NET Core, Windows Azure, Mono or Xamarin.

We recommend using Microsoft Visual Studio, Xamarin, and MonoDevelop integrated development environments to create C#, F#, VB.NET applications.

Fore more details please refer to Product Documentation.

Other Supported HTML Conversions

You can convert HTML to many other file formats:

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