Although iPods are the undisputed kings of portable devices, little by litte Zunes (the Microsoft version) are gaining ground. If you are one of the Zune users then this Amadis Zune Video Converter 1.0 will let you convert multiple video formats directly to the Zune format.
The list of videos it lets you convert is the following: DivX, XviD, AVI, WMV, MPG, MPEG, ASF, RM y RMVB (both from Real Media), MOV (Quicktime), ASX, MKV, OGM, 3GP, M4V, H261, H264, YUV, MJPEG, SVCD and VCD, letting you also convert audio formats (WMA, MP3, AAC) to Zune.
The user can establish frame rates, size and resolution etc. of the resulting video.