Hello Bernd,
regarding the best possible quality: AVI (*)
To create a
DVD Video: MPEG2
* If you are the data of your (digital?) Camcorders unchanged transferring to the calculator, you will receive a so-called DV-AVI, that is an AVI file, the contents of the specification of digital video corresponds. This format can be easily edited and can then be output for example, in MPEG2 compressed format.