PPT slides to images

Question

I am using Office 07 PIA to convert the ppt into images in C#.

The slides are properly converted into images.

Now, while individual slides are converted into

Answer 1

It's pretty simple:

Office 2002

using Microsoft.Office.Core;
using PowerPoint;

ApplicationClass pptApplication = new ApplicationClass();

Presentation pptPresentation = pptApplication.Presentations.Open("myfile.ppt", MsoTriState.msoFalse,
MsoTriState.msoFalse, MsoTriState.msoFalse);

pptPresentation.Slides.Item(1).Export("slide.jpg", "jpg", 320, 240);

Office 2003

using Microsoft.Office.Core;
using Microsoft.Office.Interop.PowerPoint;

ApplicationClass pptApplication = new ApplicationClass();
Presentation pptPresentation = pptApplication.Presentations.Open("myfile.ppt", MsoTriState.msoFalse,
MsoTriState.msoFalse, MsoTriState.msoFalse);

pptPresentation.Slides.Item[1].Export("slide.jpg", "jpg", 320, 240);

Image Output Quality

pptPresentation.Slides.Item[1].Export("slide.png", "PNG", 1024, 768);