[flac-dev] [PATCH] Improve LPC order guess

Martijn van Beurden mvanb1 at gmail.com
Wed Dec 3 07:43:10 PST 2014


Op 03-12-14 om 15:49 schreef Olivier Tristan:
> [...]
> If you want to check this on a single piano note, I would be 
> happy to know if this improves the monophonic use case as well.

This sample is indeed a case where the retuning of FLAC 1.3.1 
shows a severe regression. It seems the patch does work quite 
well in this case, but it does not fully fix the regression.
FLAC 1.3.0 -5: 1066kB
FLAC 1.3.0 -8: 874kB
FLAC 1.3.1 -5: 1066kB
FLAC 1.3.1 -8: 1062kB
Patch -5: 990kB
Patch -8: 986kB


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