iskysoft video converter
Yeah,we usually have many troules in converting video files,To convert AVI files to DVD is not very hard if you have a kind of video converter softwares,all my friends use the iskysoft video converter to solve these problem,iskysoft Video Converter for Mac is an innovative video converter with perfect output quality and high conversion speed for Mac OS X users,I think it's practical and valuable,you can have a try :
http://www.iskysoft.com/video-converter-mac.html
May be it can help you
VSO ConvertXToDVD is a good one. Do you know a bit of chinese? If yes visit here: http://www.badongo.com/file/16484886 and download it for free. Have a good day.