[Flac-dev] nice idea
xflac at yahoo.com
Tue Oct 1 17:59:01 PDT 2002
--- "Marco \"elcabesa\" Belli" <elcabesa at inwind.it> wrote:
> some times ago i was playing with coding, shannon theoremes and other
> i have tried without success to compress audio wave, and i have
> notice that
> simply oversampling audio material enacnhe a lot compression ratio
> i only take awav file, oversampled it by 20 tiimes and then
> compressi it
> using pkzip or rar.
> i don0't remember if i also do a CONSTANT PREDICTION,
> iony know that pkzip and rar nicely work when they have to compress a
> that has few symbols
> pkzip fail compressing chinese, or wave file
> but work with english text couse it has only 20 symbols=)
> a wav file has 2^16 simbols.. but if you oversampled it and then make
> CONSTANT PREDICTION you can reduce the nunber of truly used symbols
> to a
> lower number.
I don't totally follow... what do you mean by 'oversample'
and 'constant prediction'?
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