From: Richard Kuschel on
On May 6, 2:37 pm, Jos Geluk <skelt...(a)casema.invalid> wrote:
> Dennis Q. Wilson schreef:
>
> > Is there any software to tell whether an audio track was actually
> > converted from an MP3 or WMA file, rather than ripped from a CD?
>
> To add to the others' good advice, here is one trick. In the audio
> application of your choice, open the track, then flip the left and right
> channels, then invert the phase. Then play this together with the
> original track. If the original track has been compressed to a low bit
> rate somewhere along the way, you will hear artifacts all over the place.
>
> HTH
>
> Jos.
>
> --
> Ardis Park Musicwww.ardispark.nl



I discovered that one while knocking out vocals.

The Mp3's have phasing artifacts all over the place and the vocals
don't disappear.
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