1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-01-19 05:49:09 +02:00
FFmpeg/libavfilter
Muhammad Faiz a141948a8b avfilter/avf_showcqt: optimize gamma calculation
benchmark (on intel core2 duo, gcc 4.9.1)
input samples duration 00:03:39.59
command: time -p ffmpeg -f f32le -ac 2 -ar 44100 -i input.pcm \
         -filter_complex showcqt=fullhd=0:gamma=$gamma \
         -f rawvideo -y /dev/null
gamma  previous  modified
  1    48.49 s   45.38 s
  2    49.33 s   48.11 s
  3    80.86 s   59.80 s
  4    80.84 s   51.25 s
  5    80.75 s   61.06 s
  6    80.93 s   61.80 s
  7    80.03 s   61.56 s

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2015-05-03 11:53:04 +02:00
..
2015-04-11 20:39:43 +00:00
2015-05-02 21:15:48 +02:00
2015-03-18 12:19:08 +01:00
2014-08-13 01:00:38 +02:00
2015-05-02 21:15:48 +02:00
2015-01-06 10:02:11 +00:00
2015-01-05 01:45:49 +01:00
2015-05-02 21:15:48 +02:00
2015-03-20 09:41:32 +01:00
2015-03-20 09:41:32 +01:00
2015-05-02 21:15:48 +02:00
2014-12-26 15:39:51 -03:00
2015-01-09 17:26:31 +01:00