i think you should use E.M. HD Video Converter, you can “Converting all videos to HD Video
Convert video and AVCHD to DVD, DivX DVD
Create Blu-ray Folder for PS3 and Blu-ray Player”
Work well on my computer, i like it.
You can search this software from here:
http://www.google.com/search?hl=en&q=E.M.+HD+Video+Converter&btnG=Google+Search&aq=o&oq=
http://www.effectmatrix.com/hd-video-converter/index.htm
Hope it can help you.
