Re: [FFmpeg-devel] [PATCH] mdct15: add assembly optimizations for the 15-point FFT

2017-06-21 Thread James Almer
On 6/21/2017 7:33 PM, Rostislav Pehlivanov wrote: > fft15_c:1961 decicycles in fft15, 4193738 runs,566 skips > fft15_fma3: 995 decicycles in fft15, 4193984 runs,320 skips > > I believe the FFT5 macro can be improved further, so suggestions > are welcome. > --- > libavcodec/mdct15.c

[FFmpeg-devel] [PATCH] mdct15: add assembly optimizations for the 15-point FFT

2017-06-21 Thread Rostislav Pehlivanov
fft15_c:1961 decicycles in fft15, 4193738 runs,566 skips fft15_fma3: 995 decicycles in fft15, 4193984 runs,320 skips I believe the FFT5 macro can be improved further, so suggestions are welcome. --- libavcodec/mdct15.c | 186 +-- libav