(57.617-50.337)/57.617 = 12.6%

BEFORE:
   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
   1038/1    0.042    0.000   63.622   63.622 {built-in method builtins.exec}
        1    0.000    0.000   63.622   63.622 video:2(<module>)
        1    0.004    0.004   60.960   60.960 videoprocessor.py:56(process_and_play)
        1    0.999    0.999   60.954   60.954 videoprocessor.py:104(__process_and_play_video)
     1776    0.011    0.000   57.617    0.032 videoplayer.py:25(playFrame)
     1776    7.538    0.004   52.474    0.030 videoplayer.py:41(__setFramePixels)
   895104    6.080    0.000   21.884    0.000 videoplayer.py:65(__setPixel)
   895104   10.581    0.000   21.111    0.000 gamma.py:26(getScaledRGBOutputForColorFrame)
   895104    4.160    0.000   15.804    0.000 apa102.py:170(set_pixel_rgb)
   896640   10.636    0.000   11.663    0.000 apa102.py:143(set_pixel)
  2685312   10.530    0.000   10.530    0.000 gamma.py:40(getScaledOutputForPixel)
     1779    0.083    0.000    5.140    0.003 apa102.py:192(show)
    60486    0.135    0.000    4.840    0.000 SPI.py:78(write)
    60486    4.705    0.000    4.705    0.000 {method 'writebytes' of 'SpiDev' objects}

AFTER:
   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
   1038/1    0.043    0.000   63.669   63.669 {built-in method builtins.exec}
        1    0.000    0.000   63.669   63.669 video:2(<module>)
        1    0.004    0.004   61.001   61.001 videoprocessor.py:56(process_and_play)
        1    3.640    3.640   60.995   60.995 videoprocessor.py:104(__process_and_play_video)
     1776    0.011    0.000   50.337    0.028 videoplayer.py:25(playFrame)
     1776    5.880    0.003   45.285    0.025 videoplayer.py:41(__setFramePixels)
   895104   10.589    0.000   20.967    0.000 gamma.py:26(getScaledRGBOutputForColorFrame)
   895104    6.674    0.000   18.437    0.000 videoplayer.py:63(__setPixel)
   896640   10.746    0.000   11.781    0.000 apa102.py:143(set_pixel)
  2685312   10.378    0.000   10.378    0.000 gamma.py:40(getScaledOutputForPixel)
     1779    0.090    0.000    5.050    0.003 apa102.py:192(show)
    60486    0.136    0.000    4.748    0.000 SPI.py:78(write)
    60486    4.612    0.000    4.612    0.000 {method 'writebytes' of 'SpiDev' objects}
731713/731368    1.908    0.000    2.502    0.000 {built-in method builtins.len}
   1072/5    0.026    0.000    2.336    0.467 <frozen importlib._bootstrap>:966(_find_and_load)