[flac-dev] Higher compression modes from Flake

Declan Kelly flac-dev at groov.ie
Thu Mar 14 12:02:35 PDT 2013


On Wed, Mar 13, 2013 at 10:06:51PM -0400, benski at winamp.com wrote:
> 
> Flake is a completely independent codebase.  When I used it years ago, I
> remember it being not only better compression but significantly faster as
> well.  I believe some of the techniques used in libflake were added to
> libFLAC in 1.1.4.  However, some of the improved compression in flake was
> due to options that are outside the FLAC 'subset', such as larger
> blocksize, greater number of prediction coefficients, and higher-order
> Rice codes.

When I tested flake, it was almost shockingly fast (compared to what I
was used to with FLAC) but the tightest compression options didn't
produce .flac files that could play on every playback device and/or
software that I tested.

It is a shame that development has stopped.

The next official release of the FLAC command line should really have a
"-9" option for absolute maxed-out big-memory CPU-burning compression.
Most general purpose compression tools have "-9" as the tightest option
for compression.

-- 
-Dec.
---
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"Mosaic is going to be on every computer in the world." - Marc Andreessen, 1994


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