How to convert a PDF or XPS document to PowerPoint presentation?
PDF to PowerPoint presentation conversion
The Essential Presentation library do not have a direct support for converting a PDF document to PowerPoint presentation. However you can achieve this using Essential Presentation library and Essential PdfViewer control.
The conversion process includes the below steps.
- Convert the PDF pages into images using Essential PdfViewer control.
- Insert the exported images in the PowerPoint slides using Essential Presentation library.
Limitation:
Since the converted presentation only have the images of PDF pages, you cannot select or modify the content in the converted presentation.
The below assemblies are needed to compile the below code examples.
- Syncfusion.Compression.Base.dll
- Syncfusion.Presentation.Base.dll
- Syncfusion.Pdf.Base.dll
- Syncfusion.PdfViewer.Windows.dll
The below code example demonstrates exporting the images from a PDF document using PDFViewer control.
// Create an instance of PDFViewer control PdfViewerControl pdfViewer1 = new PdfViewerControl(); //Load the PDF document in viewer pdfViewer1.Load("Sample.Pdf"); //Get the total number of pages in the PDF document int pageCount = pdfViewer1.PageCount; //Export the images from PDFViewer control System.Drawing.Image[] images = pdfViewer1.ExportAsMetafile(0, (pageCount - 1));
The below code example demonstrates adding the exported images to the Presentation slides using the Essential Presentation APIs.
// Create an instance of PowerPoint presentation IPresentation presentation = Presentation.Create(); for (int j = 0; j < images.Length; j++) { //Create a memory stream to hold the image MemoryStream image = new MemoryStream(); //Save image in the stream images[j].Save(image, System.Drawing.Imaging.ImageFormat.Jpeg); //Add a blank slide to the presentation ISlide slide = presentation.Slides.Add(SlideLayoutType.Blank); //Set the appropriate orientation for slide slide.SlideSize.SlideOrientation = SlideOrientation.Landscape; //Add the image to the slide IPicture picture = slide.Pictures.AddPicture(image, 70,0, 600, 540); } //Save the presentation presentation.Save("PDFtoPresentation.pptx");
XPS to PowerPoint presentation conversion
You can also convert a XPS document to PowerPoint presentation by converting the XPS document to PDF document and then converting the PDF document to PowerPoint presentation as explained above.
The below code example demonstrates how to convert the XPS document to PDF document.
//Create an instance of XPSToPdfConvertor XPSToPdfConverter converter = new XPSToPdfConverter(); //Convert the XPS document to PDF document PdfDocument document converter.Convert(txtFile.Tag.ToString()); //Save the PDF document document.Save("PdfDocument.pdf"); |
You can find the complete sample here.