libavcodec: arm: Add a NEON implementation of pixblockdsp
Cortex A7 A8 A9 A53 A72
get_pixels_c: 144.7 146.0 143.0 137.7 69.0
get_pixels_armv6: 112.0 106.7 90.2 95.0 72.5
get_pixels_neon: 69.0 29.7 68.7 40.2 19.0
get_pixels_unaligned_c: 144.7 146.2 143.0 137.7 69.0
get_pixels_unaligned_neon: 77.0 36.5 72.5 48.5 19.0
diff_pixels_c: 376.7 319.7 265.5 307.7 148.0
diff_pixels_armv6: 179.0 159.5 205.5 139.0 142.0
diff_pixels_neon: 69.0 40.2 77.5 53.2 26.0
diff_pixels_unaligned_c: 376.7 319.7 265.5 307.7 148.0
diff_pixels_unaligned_neon: 85.0 54.5 93.5 66.7 26.0
Signed-off-by:
Martin Storsjö <martin@martin.st>
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