so how do you do it? or what software can i use?
Answers: http://www.gromkov.com/faq/faq2004-0071.
http://www.movietoolbox.com/converter.ht...
also
http://doctor.3ivx.com/
http://mediacoder.sourceforge.net/start/...
free and easy
MPEG Streamclip
As you want to convert video files into MOV, you may use a video converter to give support to you convert.
I aways use Daniusoft Video Converter to convert video to other video formats as I want. It could convert any popular video formats: MP4, AVI, WMV, MOV, 3GP beside Crop/ trim/ effect functions. Also it agree to you adjust settings to control the directory size.
You can free download it here to enjoy a try:
http://www.daniusoft.com/video-converter...
If you still enjoy question walk to find more here:
http://answers.yahoo.com or bestow me an email.