[FFmpeg-devel] [RFC] ac3dec: need to use LFG?

Justin Ruggles justin.ruggles
Thu Jan 14 00:04:48 CET 2010

Michael Niedermayer wrote:

> On Wed, Jan 13, 2010 at 12:26:58AM +0100, Reimar D?ffinger wrote:
>> Hello,
>> not sure if this was already discussed once, but...
>> for me AC3 decoder is another 1.5% faster by just using a LCG instead of LFG.
>> Of course the checksum of the decoded data will change.
>> Patch:
> looks good to me (not ac3 maintainer though)

It looks fine to me, but I want to test it out on some samples where
dithering makes an audible difference.  I'll report back soon.


More information about the ffmpeg-devel mailing list