Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....code d’exemple vous montre comment changer la taille des diapositives...Aspose.Slides : $pres = new Presentation ( "pres-4x3-aspect-ratio...