[M4IF Technotes] Re: 14496-3:2001 Corrigendum 2002

[menno]

Hi,
> > Can anyone clarify why the "emphasis" field has been removed from the ADTS
> > specification in 14496-3? This makes it impossible to decode
> older ADTS files
> > that comply with the standard before Corrigendum 2002.
> >
> > (and I'm not looking for this answer: "Because then it is the same as in
> > 13818-7 (MPEG-2 AAC)")
>
> the emphasis field found it´s way into the MPEG-4 ADTS
> specification by failure.
> Most likely, it was removed from the MPEG-2 AAC specification after
> MPEG-4 was
> branched (about 1996/97), and the MPEG-4 editors missed to remove
> it as well.
> This has now been fixed by the mentioned corrigendum.

If that's what you call fixed. I think it's more broken now. How about the
existing implementations? Isn't it better to just leave this mistake in than
to break even more, after it has been in the standard for a few years already?
Menno