Java API để xuất CGM sang PPT

// open CGM document
Document doc = new Document("input.cgm", "Your@Password");
// save CGM as PPTX format 
document.save("PptxOutput.pptx", SaveFormat.Pptx); 

// instantiate a Presentation object that represents a PPTX file
Presentation presentation = new Presentation("PptxOutput.pptx");
// set view type
presentation.getViewProperties().setLastView((byte) ViewType.SlideMasterView);
// save the presentation as Ppt format
presentation.save("output.ppt", SaveFormat.Ppt);