Hi, So far as I know, ripping dvd won't damage any dvd. Sounds like besides ripping videos you also need to edit your source clips to do your presentation. I think this one will be good for you.
This ripper can do rip DVD to AVI, rip DVD to MP4, rip DVD to MPEG, MOV, 3GP, HD video(HD AVI, HD TS, HD MOV, HD WMV…), MP3 etc with super fastest DVD ripping speed. Therefore, with this DVD Ripper software you are easy to put your DVD on iPod, iPhone, PSP, Apple TV, Zune, BlackBerry etc with excellent sound and image quality.
Edit Video Settings, and choose you player suited Video Encoder, Resolution, Frame Rate, Video Bitrate.
Input you need Video Resolution in the form of Width(pixels)*Height(pixels), along with the Audio Settings adjusting: Audio Encoder, Sample Rate, Channels, Audio Bitrate.
Also you can select the audio track and subtitle you want for your output video.
Follow the search result bellow for more details if you feel good about this one.