[MPlayer-users] Standalone AAC file decoding not supported

[Nico Sabbi]

Il giorno mer, 26/11/2008 alle 20.41 +0100, Jan Engelhardt ha scritto:
> On Saturday 2008-11-08 15:27, Reimar Döffinger wrote:
> 
> >On Sat, Nov 08, 2008 at 03:08:17PM +0100, Jan Engelhardt wrote:
> >> MPlayer does not seem to currently support playing back streamdumps of 
> >> HQ Youtube videos that have an AAC audio stream. Is this known not to 
> >> work, or any work in progress to get it fixed?
> >
> >When you say "fixed" do you mean to imply this is a bug? Because then
> >you'd have to explain why you think so.
> >
> >The man page says:
> >> -dumpaudio (MPlayer only)
> >>   Dumps  raw  compressed  audio stream to ./stream.dump (useful with MPEG/AC-3, in most other
> >>   cases the resulting file will not be playable).
> >
> >Where "not playable" does really mean "No way _anything_ can play that.
> >Really. Impossible."
> 
> Oh really? Then why can the standalone programs mpg123 and faad2
> decode/play it without any problems?

if the is in ADTS format then mplayer can play it, too, (eventually
with -demuxer aac) but if the file is in raw format the configuration
bits are missing, thus not even faad can decode it. Reimar is right:
no one can.

Run
$ file file.aac

what's the output?