S. DVD Ripper can convert DVD Movie to MPEG, AVI, VCD, SVCD on-the-fly with excellent video/audio quality and high ripping speed.S. DVD Ripper supports choosing different language audio and subtitles before converting. And it also support choices between NTSC and PAL settings.S. DVD Ripper supports different output video zoom mode or resizing the output video. According to your original DVD disc's properties, you may switch among four modes Letter Box, Medium, Pan Scan, Full screen to get the best video size for converting. And you may also select to resize the output video and enter a width and height for the output video manually.In the main window, it supports playing and previewing your DVD movie with accurate control.S. DVD Ripper supports ripping by several methods: a whole disc, selected charpters, or a clip with start/end points, this way allows you extract any part in a DVD to an MPEG or AVI video file.