couple things ...
what is the video codec?
what is the audio codec?
are you trimming in anri?
what happens if you make a new master of the input avi using virtualdub that is uncompressed (both audio and video)?
what is the video codec?
what is the audio codec?
are you trimming in anri?
what happens if you make a new master of the input avi using virtualdub that is uncompressed (both audio and video)?