[Mplayer-cvslog] CVS: main/DOCS/tech TODO,1.9,1.10

Arpi arpi at thot.banki.hu
Sat Dec 15 21:44:27 CET 2001


Hi,

> > > yes absolutely, but i dont know enough about mpeg4 / ffdivx to fix it but
> > > it might be simpler than i think, perhaps i should take a look at it ...
> > > i was a bit lazy lately anyways ;)
> >
> > I see :)
> > Maybe you should take a look at optimized idct and downmix code in libac3,
> > and decide either port them to liba52 or optimize liba52's C code.
> > I've imported liba52 in hope that you and Nick will help doing this :)
> [...]
> 
> ok, but i need to know how to test it ... i dont have any ac3 files i think ;)

for testing, there is test.c in CVS, it will decode and send PCM samples to
stdout. so you can compare optimized and C version's output, or you can play
back it with 'play' from program 'sox'.

i've uploaded 2.0, 2.1 and 5.1 sample files to 
ftp://mplayerhq.hu/MPlayer/samples/AC3-samples/
and asked Walked (liba52 author) to upload his sample suite too.


A'rpi / Astral & ESP-team

--
mailto:arpi at thot.banki.hu
http://esp-team.scene.hu



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