When I find a very perfect tool for video ，I want to share my experience with everyone who have the same puzzled with me.Sometime we find some Blu-ray films which can't be played with MP4 or other player.That time we felt so anxious, Until I find a very simple tool to convert it to MP4 format,in addition,I find it can also convert Blu-ray to HD AVI, HD MPEG-4,HD MOV, HD TS, HD WMV.All the inconvenients were solved.It named Ainsoft Blu-ray to HD Video Converter,which is designed especially to convert.Depend on me,it's very nice.