83.39%  ffmpeg_g  ffmpeg_g            [.] nlmeans_slice
  12.97%  ffmpeg_g  ffmpeg_g            [.] compute_safe_ssd_integral_image_c
   3.04%  ffmpeg_g  ffmpeg_g            [.] compute_ssd_integral_image
   0.28%  ffmpeg_g  ffmpeg_g            [.] nlmeans_plane