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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-24 13:56:33 +02:00
FFmpeg/libavcodec
Steven Liu eb81fd792f avcodec/fft_template: improve performance of the ff_fft_init in fft_template
Before patch:
init nbits = 17, get 10000 samples, average cost: 16175 us
After patch:
init nbits = 17, get 10000 samples, average cost: 14989 us

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
2019-01-04 11:21:02 +08:00
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