Convert PPTX to Markdown with Conholdate.Total for .NET

introduction_converting_powerpoint_presentations_t.cs

using System;
using System.IO;
using Conholdate.Total;
using Conholdate.Total.Presentation;
using Conholdate.Total.Presentation.Export;

class Program
{
    static void Main(string[] args)
    {
        // Validate arguments
        if (args.Length != 2)
        {
            Console.WriteLine("Usage: PptxToMarkdown <input.pptx> <output.md>");
            return;
        }

        string inputPath = args[0];
        string outputPath = args[1];

        try
        {
            // Load the PPTX file
            using (Presentation presentation = new Presentation(inputPath))
            {
                // Configure markdown export options
                var mdOptions = new MarkdownExportOptions
                {
                    PreserveSlideTitles = true,
                    ImageExportFormat = ImageExportFormat.Png,
                    IncludeNotes = true,
                    EmbedImages = false // set true to embed as base64
                };

                // Perform conversion
                string markdown = presentation.Save(mdOptions);

                // Write markdown to file
                File.WriteAllText(outputPath, markdown);
                Console.WriteLine($"Conversion successful. Markdown saved to {outputPath}");
            }
        }
        catch (PresentationException ex)
        {
            Console.Error.WriteLine($"Conversion failed: {ex.Message}");
        }
        catch (Exception ex)
        {
            Console.Error.WriteLine($"Unexpected error: {ex.Message}");
        }
    }
}