[Ffmpeg-devel] [PATCH] Vorbis decoder

Rich Felker dalias
Thu May 12 04:11:23 CEST 2005


On Wed, May 11, 2005 at 10:42:58PM +0200, Balatoni Denes wrote:
> Hi!
> 
> Here is a vorbis decoder which uses lavc's bitreader, vlc reader, imdct and 
> av_log, also ld_exp from libm - but otherwise selfcontained. It is roughly 5 
> percent slower than libvorbis, it's not entirely clear why. Note it is fully 
> floating point, and there still is room for improvement.

Excellent! Is there any chance you could convert it to integer? It
would be a lot faster, and lavc (afaik) tries to use only integer
codecs whenever possible so it's faster and usable on systems with no
fpu.

Rich





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