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| author | Lynne <dev@lynne.ee> | 2022-09-19 05:53:01 +0200 |
|---|---|---|
| committer | Lynne <dev@lynne.ee> | 2022-09-23 12:35:27 +0200 |
| commit | ace42cf581f8c06872bfb58cf575d9e8bd398c0a (patch) | |
| tree | 217d6653d5664d47f95c327fdb09d63e01dffcb3 /libavcodec | |
| parent | 3241e9225c7adfb2d8d24cfd05a7a8db8ddbd023 (diff) | |
| download | ffmpeg-ace42cf581f8c06872bfb58cf575d9e8bd398c0a.tar.gz | |
x86/tx_float: add 15xN PFA FFT AVX SIMD
~4x faster than the C version.
The shuffles in the 15pt dim1 are seriously expensive. Not happy with it,
but I'm contempt.
Can be easily converted to pure AVX by removing all vpermpd/vpermps
instructions.
Diffstat (limited to 'libavcodec')
0 files changed, 0 insertions, 0 deletions