Convert VSSM to PNG

Files with .VSSM extension are Microsoft Visio Stencil files that support provide support for macros. A VSSM file when opened allows running the macros to achieve the desired formatting and placement of shapes in a diagram. In general, Microsoft Visio is drawing software that allows creating files that can contain and represent user-defined information in different shapes.

Steps to convert VSSM to PNG in C#

GroupDocs.Conversion allows developers to convert the VSSM file to PNG format in an easy and intuitive way just using a few lines of code as described below:

  • Create an instance of Converter class and pass source VSSM file path as a constructor parameter. You may specify absolute or relative file path as per your requirements.
  • Declare SavePageStream delegate, which should provide a stream to store converted page of VSSM document.
  • Create an instance of ImageConvertOptions class and set Format property to GroupDocs.Conversion.FileTypes.ImageFileType.Png.
  • Call Converter class Convert method and pass the filename for the converted PNG file and the ImageConvertOptions object from the previous step as parameters.
// Load the source VSSM file
using (Converter converter = new Converter("sample.vssm"))
{
    string outputFileTemplate = Path.Combine(outputFolder, "converted-page-{0}.png");
    GroupDocs.Conversion.Contracts.SavePageStream getPageStream = page => new FileStream(string.Format(outputFileTemplate, page), FileMode.Create);

    // Set the convert options for PNG format
    var options = new ImageConvertOptions { Format = GroupDocs.Conversion.FileTypes.ImageFileType.Png };   
    // Convert to PNG format
    converter.Convert(getPageStream, options);
}

Code Examples

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VSSM to PNG Live Demo

GroupDocs.Conversion for .NET provides an online VSSM to PNG converter, which allows you to try it for free and check conversion quality and accuracy.

“Convert VSSM to PNG”