[FFmpeg-devel] [PATCH v3] avcodec/fft_template: improve performance of the ff_fft_init in fft_template

[Steven Liu]

Michael Niedermayer <michael at niedermayer.cc> 于2019年1月4日周五 上午3:01写道：
>
> On Wed, Dec 26, 2018 at 04:15:27PM +0800, Steven Liu wrote:
> > Before patch:
> > init nbits = 17, get 10000 samples, average cost: 16175 us
> > After patch:
> > init nbits = 17, get 10000 samples, average cost: 14989 us
> >
> > Signed-off-by: Steven Liu <lq at chinaffmpeg.org>
> > ---
> >  libavcodec/fft_template.c | 46 +++++++++++++++++++++++++++++++++++-----------
> >  1 file changed, 35 insertions(+), 11 deletions(-)
>
> should be ok

Pushed


Thanks
>
> thx
>
> [...]
> --
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