[x265] [arm64] improve luma_hps
Pop, Sebastian
spop at amazon.com
Sat Jul 10 00:03:04 UTC 2021
Hi,
the attached patch improves the existing implementation of luma_hps as follows:
before the patch:
luma_hps[ 4x4] 7.26x 155.66 1130.24
luma_hps[ 8x8] 13.19x 229.34 3025.77
luma_hps[ 8x4] 12.82x 170.88 2190.91
luma_hps[ 4x8] 7.39x 209.01 1544.11
luma_hps[ 8x16] 13.33x 346.17 4614.47
luma_hps[12x16] 10.92x 628.93 6869.03
luma_hps[ 4x16] 7.42x 316.50 2348.13
luma_hps[24x32] 14.09x 1627.97 22935.64
luma_hps[ 8x32] 13.48x 579.82 7815.91
with the patch:
luma_hps[ 4x4] 7.25x 154.91 1123.54
luma_hps[ 8x8] 13.25x 229.03 3033.61
luma_hps[16x16] 13.90x 655.11 9105.27
luma_hps[32x32] 14.20x 2154.92 30597.96
luma_hps[64x64] 14.57x 7626.98 111121.77
luma_hps[ 8x4] 12.98x 170.83 2218.02
luma_hps[ 4x8] 7.38x 209.01 1543.31
luma_hps[ 16x8] 13.91x 427.22 5942.64
luma_hps[ 8x16] 13.31x 346.14 4607.25
luma_hps[32x16] 14.29x 1263.49 18052.49
luma_hps[16x32] 14.08x 1097.46 15447.23
luma_hps[64x32] 14.33x 4257.39 60995.71
luma_hps[32x64] 14.38x 3860.87 55516.82
luma_hps[16x12] 14.15x 533.02 7541.39
luma_hps[12x16] 10.92x 628.27 6861.97
luma_hps[ 16x4] 13.94x 312.73 4360.99
luma_hps[ 4x16] 7.44x 316.14 2352.54
luma_hps[32x24] 14.37x 1695.62 24370.08
luma_hps[24x32] 14.08x 1628.42 22924.21
luma_hps[ 32x8] 14.27x 821.42 11721.52
luma_hps[ 8x32] 13.49x 579.23 7815.46
luma_hps[64x48] 14.60x 5892.16 86022.95
luma_hps[48x64] 14.59x 5724.71 83546.84
luma_hps[64x16] 14.50x 2484.56 36024.81
luma_hps[16x64] 14.15x 1979.60 28009.11
Ok to commit?
Thanks,
Sebastian
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