OneNote to JPG PNG Image in C#

Converting OneNote documents to image formats like JPEG is a common requirement in many use cases. It allows you to share the content of a OneNote file as an easily accessible and universally supported format. This guide explains how to convert a OneNote document to an image using C#. We’ll cover the .ONE file to JPG or PNG conversion to give you a complete understanding of the process.

The following sections cover more details about the .ONE format files conversion:

Why Convert OneNote to Image?

OneNote is a powerful tool for creating and organizing notes. However, sharing or using OneNote files in other platforms or applications can be challenging, especially when the recipient does not have OneNote installed. Converting OneNote documents to images offers several advantages:

  1. Universal Accessibility:

JPEG images can be viewed on virtually any device or platform without the need for specialized software, ensuring your content is accessible to all recipients.

  1. Preservation of Layout:

Converting to an image format ensures the original layout, formatting, and design of your OneNote document are preserved, preventing any misalignment issues that might occur when sharing raw files.

  1. Simplified Sharing:

Images are lightweight compared to OneNote files, making them easier to share via email, messaging apps, or embedding in web pages.

  1. Archiving and Documentation:

Images provide a convenient way to archive snapshots of your notes for future reference or documentation purposes.

  1. Enhanced Security:

Images cannot be edited as easily as OneNote files, adding a layer of security to the shared content.

OneNote to Image Conversion - C# API Installation

You need to install Conholdate.Total for .NET API to manipulate or convert Microsoft OneNote files in your .NET applications. The following command can be used to configure it from the NuGet gallery:

PM> NuGet\Install-Package Conholdate.Total

Convert .ONE to JPG in C#

These steps simplify the process of converting OneNote files to image formats like JPEG, PNG, etc.

  • Load the OneNote Document: Use the Document class to load the input OneNote file into your application.

  • Configure Image Save Options: Create an ImageSaveOptions object to specify settings like output format, quality, and resolution.

    • SaveFormat.Jpeg specifies the output format as JPEG.
    • Quality sets the image quality, with 100 being the highest.
    • Resolution determines the DPI (dots per inch) of the output image.
  • Save the Document as an Image: Finally, call the Save method to export the OneNote content as an image file.

The sample code below shows how to convert .ONE to JPG in C#:

// Load the document into Aspose.Note.
Aspose.Note.Document doc = new Aspose.Note.Document("Aspose.one");
// Create ImageSaveOptions class object
Aspose.Note.Saving.ImageSaveOptions options = new Aspose.Note.Saving.ImageSaveOptions(Aspose.Note.SaveFormat.Jpeg);
options.Quality = 100;
options.Resolution = 220;
// Save the output image
doc.Save("NoteToImage.jpg", options);

Get a Free License

The trial version may add watermarks or restrict functionality. You can obtain a free temporary license to evaluate the features offered by the API.

Summing up

Converting OneNote documents to images in C# is an easy process. The ability to share, archive, or secure your notes in a universally supported format like JPEG, BMP, TIFF, etc. adds immense flexibility and utility. By following the steps and using the provided code snippet, you can easily implement this feature in your applications. In case of any concerns, please feel free to get in touch with us at the forum.

FAQs

What formats can I convert OneNote files to using this approach?

You can convert OneNote files to various formats, including JPEG, PNG, BMP, GIF, and more. The library provides extensive support for different output formats.

Can I customize the output image resolution?

Yes, the Resolution property in ImageSaveOptions allows you to set the desired DPI for the output image.

Is it possible to convert only specific pages of a OneNote file to images?

Yes, you can specify the pages to be converted using the PageIndex and PageCount properties in the save options.

See Also