case                                           base       head  speedup
adjust_contrast_u8/1024                     3.306ms    2.194ms    1.51x
adjust_contrast_u8/256                      139.6µs    129.2µs    1.08x
adjust_contrast_u8/512                      757.0µs    501.8µs    1.51x
adjust_gamma_u8/1024                        1.168ms    1.224ms    0.95x
adjust_gamma_u8/256                          63.5µs     71.2µs    0.89x
adjust_gamma_u8/512                         270.8µs    284.9µs    0.95x
adjust_gamma_u8_flip_v/1024                 1.455ms    1.421ms    1.02x
adjust_gamma_u8_flip_v/256                   77.3µs     77.1µs    1.00x
adjust_gamma_u8_flip_v/512                  348.9µs    310.8µs    1.12x
cast_f32_to_u8/1024                         1.693ms    1.991ms    0.85x
cast_f32_to_u8/256                           94.2µs    104.8µs    0.90x
cast_f32_to_u8/512                          398.9µs    414.3µs    0.96x
cast_u8_to_f32/1024                         747.6µs    799.4µs    0.94x
cast_u8_to_f32/256                           45.1µs     45.5µs    0.99x
cast_u8_to_f32/512                          190.4µs    187.1µs    1.02x
cast_u8_to_f32_flip_h/1024                  1.379ms    1.341ms    1.03x
cast_u8_to_f32_flip_h/256                    77.2µs     69.2µs    1.11x
cast_u8_to_f32_flip_h/512                   379.2µs    317.3µs    1.20x
fused_chain_f32/1024                        1.929ms    978.0µs    1.97x
fused_chain_f32/256                          72.1µs     63.5µs    1.13x
fused_chain_f32/512                         414.4µs    238.1µs    1.74x
fused_chain_u8/1024                         2.622ms    2.730ms    0.96x
fused_chain_u8/256                          178.7µs    160.7µs    1.11x
fused_chain_u8/512                          679.1µs    670.7µs    1.01x
grayscale_f32_rgb/1024                      1.858ms    1.223ms    1.52x
grayscale_f32_rgb/256                       100.4µs     51.2µs    1.96x
grayscale_f32_rgb/512                       406.5µs    229.4µs    1.77x
grayscale_u16_flip_v/1024                   5.546ms    2.634ms    2.11x
grayscale_u16_flip_v/256                    324.5µs    158.8µs    2.04x
grayscale_u16_flip_v/512                    1.343ms    658.1µs    2.04x
grayscale_u8_flip_h/1024                    1.051ms    897.6µs    1.17x
grayscale_u8_flip_h/256                      55.3µs     52.4µs    1.06x
grayscale_u8_flip_h/512                     246.9µs    199.4µs    1.24x
grayscale_u8_flip_v/1024                    311.4µs    314.9µs    0.99x
grayscale_u8_flip_v/256                      16.5µs     17.7µs    0.93x
grayscale_u8_flip_v/512                      69.0µs     80.4µs    0.86x
grayscale_u8_rgb/1024                       260.7µs    241.7µs    1.08x
grayscale_u8_rgb/256                         18.2µs     18.5µs    0.98x
grayscale_u8_rgb/512                         62.3µs     57.8µs    1.08x
grayscale_u8_transpose/1024                 1.682ms    1.654ms    1.02x
grayscale_u8_transpose/256                  105.9µs    105.7µs    1.00x
grayscale_u8_transpose/512                  414.1µs    421.3µs    0.98x
invert_u8/1024                              140.2µs    147.8µs    0.95x
invert_u8/256                                 6.9µs      7.1µs    0.97x
invert_u8/512                                29.4µs     30.5µs    0.96x
invert_u8_flip_h/1024                       1.029ms    916.9µs    1.12x
invert_u8_flip_h/256                         47.9µs     45.4µs    1.05x
invert_u8_flip_h/512                        225.3µs    204.2µs    1.10x
normalize_preset_f32/1024                   8.078ms    6.484ms    1.25x
normalize_preset_f32/256                    408.1µs    462.0µs    0.88x
normalize_preset_f32/512                    1.588ms    1.621ms    0.98x
normalize_preset_u8_to_f32/1024             2.126ms    1.385ms    1.53x
normalize_preset_u8_to_f32/256              123.5µs     69.5µs    1.78x
normalize_preset_u8_to_f32/512              552.5µs    296.7µs    1.86x
normalize_zscore_f32/1024                  18.865ms    6.295ms    3.00x
normalize_zscore_f32/256                    436.5µs    362.6µs    1.20x
normalize_zscore_f32/512                    1.882ms    1.525ms    1.23x
normalize_zscore_u8/1024                    4.663ms    4.496ms    1.04x
normalize_zscore_u8/256                     250.0µs    265.3µs    0.94x
normalize_zscore_u8/512                     1.140ms    1.116ms    1.02x
scale_f32_transposed/1024                  12.474ms   14.062ms    0.89x
scale_f32_transposed/256                    173.2µs    168.4µs    1.03x
scale_f32_transposed/512                    854.1µs    792.2µs    1.08x
scale_u8/1024                               1.515ms    1.110ms    1.37x
scale_u8/256                                 69.7µs     77.1µs    0.90x
scale_u8/512                                346.9µs    295.5µs    1.17x
threshold_u8/1024                            42.5µs     40.5µs    1.05x
threshold_u8/256                              3.1µs      3.0µs    1.03x
threshold_u8/512                              9.8µs      9.4µs    1.04x
threshold_u8_cropped/1024                    89.2µs     94.9µs    0.94x
threshold_u8_cropped/256                      7.3µs      6.5µs    1.12x
threshold_u8_cropped/512                     17.3µs     17.7µs    0.97x
threshold_u8_flip_h/1024                    416.9µs    342.2µs    1.22x
threshold_u8_flip_h/256                      20.0µs     20.2µs    0.99x
threshold_u8_flip_h/512                      83.7µs     74.4µs    1.13x
