You should resort to the professional tool called 4Videosoft iPod
With 4Videosoft iPod Mate, you can perfect video/audio effects with precise adjustments to Brightness, Contrast, Saturation, Volume, Video Encoder, Resolution, Frame Rate, Video Bitrate, video trim, crop, merge and more.
* Rip DVD to iPod video/audio
* Convert all popular videos to iPod MP4, H.264/MPEG-4 AVC(.mp4), MOV video
* Manage iPod to iPod, iPod to PC, PC to iPod
* Make iPhone M4R ringtone from any video/audio resources