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| author | Swinney, Jonathan <jswinney@amazon.com> | 2022-08-13 20:56:06 +0000 |
|---|---|---|
| committer | Martin Storsjö <martin@martin.st> | 2022-08-16 13:40:42 +0300 |
| commit | 0d7caa5b09b680aa2c8ae677a8d0fdc134b7e658 (patch) | |
| tree | af9daad334f82f967f131649a9190f57b475b306 /libavcodec/mpeg4videodec.c | |
| parent | 3e708722a2d06b8c7290d359ccaea9cd9885e701 (diff) | |
| download | ffmpeg-0d7caa5b09b680aa2c8ae677a8d0fdc134b7e658.tar.gz | |
swscale/aarch64: add vscale specializations
This commit adds new code paths for vscale when filterSize is 2, 4, or
8. By using specialized code with unrolling to match the filterSize we
can improve performance.
On AWS c7g (Graviton 3, Neoverse V1) instances:
before after
yuv2yuvX_2_0_512_accurate_neon: 558.8 268.9
yuv2yuvX_4_0_512_accurate_neon: 637.5 434.9
yuv2yuvX_8_0_512_accurate_neon: 1144.8 806.2
yuv2yuvX_16_0_512_accurate_neon: 2080.5 1853.7
Signed-off-by: Jonathan Swinney <jswinney@amazon.com>
Signed-off-by: Martin Storsjö <martin@martin.st>
Diffstat (limited to 'libavcodec/mpeg4videodec.c')
0 files changed, 0 insertions, 0 deletions