diff options
| author | Krzysztof Pyrkosz <ffmpeg@szaka.eu> | 2025-02-11 22:43:11 +0100 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2025-02-17 10:49:41 +0200 |
| commit | 64107e22f545d3899f9270751531997734d89a3d (patch) | |
| tree | 7f1357b469261b707707390ff8e89e98d09f77b5 /doc/Doxyfile | |
| parent | 88d9ecaa7b792edc9baf22d0f4eca2071cafd91e (diff) | |
| download | ffmpeg-master.tar.gz | |
It's a minor improvement that shaves off 5-8% from the execution time.
Instead of shifting by 2 right away and by 7 soon after, shift by 9 one
time.
Times before and after:
A78:
rgb24toyv12_16_200_neon: 5366.8 ( 3.62x)
rgb24toyv12_128_60_neon: 13574.0 ( 3.34x)
rgb24toyv12_512_16_neon: 14463.8 ( 3.33x)
rgb24toyv12_1920_4_neon: 13508.2 ( 3.34x)
rgb24toyv12_1920_4_negstride_neon: 13525.0 ( 3.34x)
rgb24toyv12_16_200_neon: 5293.8 ( 3.66x)
rgb24toyv12_128_60_neon: 12955.0 ( 3.50x)
rgb24toyv12_512_16_neon: 13784.0 ( 3.50x)
rgb24toyv12_1920_4_neon: 12900.8 ( 3.49x)
rgb24toyv12_1920_4_negstride_neon: 12902.8 ( 3.49x)
A72:
rgb24toyv12_16_200_neon: 9695.8 ( 2.50x)
rgb24toyv12_128_60_neon: 20286.6 ( 2.70x)
rgb24toyv12_512_16_neon: 22276.6 ( 2.57x)
rgb24toyv12_1920_4_neon: 19154.1 ( 2.77x)
rgb24toyv12_1920_4_negstride_neon: 19055.1 ( 2.78x)
rgb24toyv12_16_200_neon: 9214.8 ( 2.65x)
rgb24toyv12_128_60_neon: 20731.5 ( 2.65x)
rgb24toyv12_512_16_neon: 21145.0 ( 2.70x)
rgb24toyv12_1920_4_neon: 17586.5 ( 2.99x)
rgb24toyv12_1920_4_negstride_neon: 17571.0 ( 2.98x)
A53:
rgb24toyv12_16_200_neon: 12880.4 ( 3.76x)
rgb24toyv12_128_60_neon: 27776.3 ( 3.94x)
rgb24toyv12_512_16_neon: 29411.3 ( 3.94x)
rgb24toyv12_1920_4_neon: 27253.1 ( 3.98x)
rgb24toyv12_1920_4_negstride_neon: 27474.3 ( 3.95x)
rgb24toyv12_16_200_neon: 12196.3 ( 3.95x)
rgb24toyv12_128_60_neon: 26943.1 ( 4.07x)
rgb24toyv12_512_16_neon: 28642.3 ( 4.07x)
rgb24toyv12_1920_4_neon: 26676.6 ( 4.08x)
rgb24toyv12_1920_4_negstride_neon: 26713.8 ( 4.07x)
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'doc/Doxyfile')
0 files changed, 0 insertions, 0 deletions