On Apr 24, 2005, at 17:42, Alex wrote: > As to what an MP3 editor does, you have to understand that an MP3 file > is comprised of discrete frames (each with its own header). Frames can > be manipulated _without_ decoding. There are, of course, limits on > what can be done within these constraints; for instance, frames are > not necessarily independent, and it may not be possible to discard > (trim) single frames; more importantly, any kind of editing that has > to be done on the waveform itself (e.g., applying a noise gate) is not > possible. You are right, however I was assuming the poster meant waveform editing. dZ.