VLC (VideoLAN Client) is a multimedia player for various video and audio formats and also plays media like CDs and DVDs. It is free, cross-platform (Windows and Mac), and open source. Another great feature about this player is that you can take screenshots (still images) of scenes you play off a DVD loaded into your computer. This QuickStart guide will walk you through the process of creating still images from scenes played off a DVD. Click on the link below to download the PDF.
http://www.videolan.org/vlc/ (VLC’s homepage)