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Watermark PPT File Online via Watermarking App and via .NET applications

Develop powerful .NET based PPT Presentation Watermarking applications. Freely Watermark various documents including PPT Presentation online via app with instant download.

PPT Watermark via Python PPT Watermark via Java PPT Watermark via C++ PPT Watermark in Android Apps

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Watermark PPT Presentation Online using App

  1. Upload PPT files to Watermark
  2. Write the Watermark Text
  3. Choose relevant color
  4. Click the “Watermark” button
  5. Download the Watermarked PPT file

Watermark PPT File via .NET

  1. Create Presentation class object
  2. Select the slide
  3. Pick shape using AddAutoShape and get watermarking image using Images.AddImage
  4. Assign the relevant watermark parameters
  5. For text watermark use AddTextFrame
  6. Call Save method and get the Watermarked PPT file
 

.NET Code : Text Watermark PPT Files

using (var presentation = new Presentation())
{
ISlide slide = presentation.Slides[0];
IAutoShape watermarkShape = slide.Shapes.AddAutoShape(ShapeType.Triangle, 0, 0, 0, 0);
ITextFrame watermarkTextFrame = watermarkShape.AddTextFrame("Watermark");
presentation.Save("watermark.pptx", SaveFormat.Pptx);
}
view raw add-text-watermark-in-powerpoint-presentation.cs hosted with ❤ by GitHub
 
 

C# Code : Add Image Watermark to PPT Files

using (var presentation = new Presentation())
{
ISlide slide = presentation.Slides[0];
IAutoShape watermarkShape = slide.Shapes.AddAutoShape(ShapeType.Triangle, 0, 0, 0, 0);
IPPImage image = presentation.Images.AddImage(File.ReadAllBytes("watermark.png"));
watermarkShape.FillFormat.FillType = FillType.Picture;
watermarkShape.FillFormat.PictureFillFormat.Picture.Image = image;
watermarkShape.FillFormat.PictureFillFormat.PictureFillMode = PictureFillMode.Stretch;
presentation.Save("watermark2.pptx", SaveFormat.Pptx);
}
view raw add-image-watermark-powerpoint-presentation.cs hosted with ❤ by GitHub
 
 

Develop PPT File Watermarking Application using .NET

Need to develop .NET application to easily watermark multiple PPT files? With Aspose.Slides for .NET , child API of Aspose.Total for .NET , any .NET developer can integrate the above API code to program watermarking app across presentations. Powerful .NET library for presentation watermarking supports many popular formats including PPT format.

.NET Watermark Library for PPT Files

There are three alternative options to install “Aspose.Slides for .NET” or “Aspose.Total 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 .NET code doesn’t rely on the underlying hardware or operating system, but only on a Virtual Machine, so 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 IDE to create C#, F#, VB.NET applications.

    For more details please refer to Product Documentation .

FAQs

  • Can I use above .NET code in my application?
    Yes, you are welcome to download this code. One can easily develop a professional solution to Watermark PPT file using .NET. Use Aspose PPT Watermarking API to develop high-level, platform independent software in .NET.
  • Is this document Watermarking App work only on Windows?
    You have the flexibility to initiate document Watermarking from any device, irrespective of the operating system it runs on, whether it be Windows, Linux, Mac OS, or Android. All that's required is a contemporary web browser and an active internet connection.
  • Is it safe to use the online app to Watermark multiple PPT documents?
    Of course! The output files generated through our service will be securely and automatically removed from our servers within a 24-hour timeframe. As a result, the download links associated with these files will cease to be functional after this period.
  • What browser should to use App?
    You can use any modern web browser like Google Chrome, Firefox, Opera, or Safari for online PPT document Watermarking.
  • How can I Watermark multiple PPT files?
    Start by uploading one or more files you want to Watermark. You can either drag and drop your PPT files or simply click inside the white area. Afterward, click the 'Watermark' button, and our online Watermarking app will quickly process the uploaded files.
  • How long does it take to Watermark the PPT files?
    This Watermarking application operates quickly, It may take a few seconds to upload the files and Watermark them.

Explore File Watermarker Options with .NET

Add Watermark to DOC (Microsoft Word Binary Format)
Add Watermark to DOCX (Office 2007+ Word Document)
Add Watermark to Excel
Add Watermark to ODP (OpenDocument Presentation Format)
Add Watermark to ODS (OpenDocument Spreadsheet)
Add Watermark to ODT (OpenDocument Text File Format)
Add Watermark to PDF (Portable Document Format)
Add Watermark to Powerpoint
Add Watermark to PPT (PowerPoint Presentation)
Add Watermark to PPTX (Open XML presentation Format)
Add Watermark to Word
Add Watermark to XLS (Microsoft Excel Binary Format)
Add Watermark to XLSX (Open XML Workbook)