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

Michael Niedermayer 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 1 samples, average cost: 16175 us > > After patch: > > init nbits = 17, get 1 samples, average cost: 14989 us > > > > Signed-off-by: Steven

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

On Wed, Dec 26, 2018 at 04:15:27PM +0800, Steven Liu wrote: > Before patch: > init nbits = 17, get 1 samples, average cost: 16175 us > After patch: > init nbits = 17, get 1 samples, average cost: 14989 us > > Signed-off-by: Steven Liu > --- > libavcodec/fft_template.c | 46 ++

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

Steven Liu 于2018年12月26日周三 下午4:15写道： > > Before patch: > init nbits = 17, get 1 samples, average cost: 16175 us > After patch: > init nbits = 17, get 1 samples, average cost: 14989 us > > Signed-off-by: Steven Liu > --- > libavcodec/fft_template.c | 46 +++-

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

Before patch: init nbits = 17, get 1 samples, average cost: 16175 us After patch: init nbits = 17, get 1 samples, average cost: 14989 us Signed-off-by: Steven Liu --- libavcodec/fft_template.c | 46 +++--- 1 file changed, 35 insertions(+), 11 delet