The filter for Adobe Premiere (Pro, Elements) video editor does noise reduction for video transfer from analog (video cameras, VCRs and so on) and digital media (Video CD and so on) as this noise appears in input image overcompression.
Digital Video Repair is a utility for fixing AVI playback. It'll help fix playback stop, fast forwarding malfunction and repair partly invalid video downloaded from the Web or copied from a scratched disk.