On Mon, Dec 28, 2015 at 8:00 AM, Ganesh Ajjanagadde <gajjanaga...@gmail.com> wrote: > On Mon, Dec 28, 2015 at 12:14 AM, Paul B Mahol <one...@gmail.com> wrote: >> On 12/28/15, Ganesh Ajjanagadde <gajjanaga...@gmail.com> wrote: >>> Signed-off-by: Ganesh Ajjanagadde <gajjanaga...@gmail.com> >>> --- >>> libavfilter/af_anequalizer.c | 4 ++-- >>> 1 file changed, 2 insertions(+), 2 deletions(-) >>> >>> diff --git a/libavfilter/af_anequalizer.c b/libavfilter/af_anequalizer.c >>> index d7b5b6c..649c0b9 100644 >>> --- a/libavfilter/af_anequalizer.c >>> +++ b/libavfilter/af_anequalizer.c >>> @@ -391,8 +391,8 @@ static void chebyshev1_bp_filter(EqualizatorFilter *f, >>> >>> epsilon = sqrt((G*G - Gb*Gb) / (Gb*Gb - G0*G0)); >>> g0 = pow(G0,1.0/N); >>> - alfa = pow(1.0/epsilon + sqrt(1 + pow(epsilon,-2.0)), 1.0/N); >>> - beta = pow(G/epsilon + Gb * sqrt(1 + pow(epsilon,-2.0)), 1.0/N); >>> + alfa = pow(1.0/epsilon + sqrt(1 + 1/(epsilon*epsilon)), 1.0/N); >>> + beta = pow(G/epsilon + Gb * sqrt(1 + 1/(epsilon*epsilon)), 1.0/N); >>> a = 0.5 * (alfa - 1.0/alfa); >>> b = 0.5 * (beta - g0*g0*(1/beta)); >>> tetta_b = tan(wb/2); >>> -- >>> 2.6.4 >>> >>> _______________________________________________ >>> ffmpeg-devel mailing list >>> ffmpeg-devel@ffmpeg.org >>> http://ffmpeg.org/mailman/listinfo/ffmpeg-devel >>> >> >> both patches ok > > thanks, please also have a look at the one removing cabs/cexp: > https://ffmpeg.org/pipermail/ffmpeg-devel/2015-December/185847.html. > Pushing later today.
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