Apache POI SL - Open and Save

XMLSlideShow ppt = new XMLSlideShow(new FileInputStream("data/presentation.pptx"));

//append a new slide to the end
XSLFSlide blankSlide = ppt.createSlide();

//save changes in a file
FileOutputStream out = new FileOutputStream("data/EditedPPT_Apache.pptx");
ppt.write(out);
out.close();

Aspose.Slides

//Instantiate a PresentationEx object that represents a PPTX file
Presentation pres = new Presentation("data/presentation.ppt");

//Add the title slide
ISlide slide = pres.getSlides().addEmptySlide(pres.getLayoutSlides().get_Item(0));

//Save the presentation
pres.save("data/EditedPPT_Aspose.ppt", SaveFormat.Ppt);

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For More Examples, Please Visit Aspose Docs

Last edited Aug 29, 2014 at 6:43 AM by shoaibkhan, version 2