[Ffmpeg-devel] [PATCH] 2 % faster wma_decode_block and init simplification

matthieu castet castet.matthieu
Sun Mar 5 23:57:11 CET 2006

Benjamin Larsson wrote:
> It's difficult to get binary identical decoding when dealing with floats.
> I tested the attached patch with a sample and got a RMS value of
> 3.0519e-07. (http://www.underbit.com/resources/mpeg/audio/compliance/)
> So this patch cause a max error >+-1 even though it to me looks totally ok.
> And here I just replace the pow calculations with tables.
There also some stuff with high_freq_factor ?


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