How to Optimize DVD Movie on Mac Os X (include Leopard)
Watching self-made DVDs can be very enjoyable. But the final quality may not be as good as we thought it would be due that the process of making your own DVD might not be very professional. So here comes the question of how to edit a half-prepared DVD movie, say a DVD taken by DVD camcorder, to a high quality DVD. In fact, this is not complicated. All you need to do is the following two steps: 1. Re-edit your DVD movie on your computer. 2. Burn the optimized DVD movie to a new DVD disc. My OS is Mac, so everything below is based on Mac OS.
Step 1. Re-edit Your DVD
The moving editing tool that I am using is Wondershare DVD Ripper for Mac. This software is actually for converting DVD to many players such as iPod, iPhone, Zune, PSP, mobile phones etc…, but it also has very useful DVD editing functions including adjusting video brightness, contrast and saturation, and choosing to apply a special video effect and so forth. Follow the procedures below to edit your DVD movie: 
A. Install and Launch Program