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Change #264584

Category ffmpeg
Changed by Niklas Haas <gitohnoyoudont@haasn.dev>
Changed at Wed 15 Apr 2026 16:51:16
Repository https://git.ffmpeg.org/ffmpeg.git
Project ffmpeg
Branch master
Revision b6755b0158e7e75102b5edc89d943686b69ebff7

Comments

swscale/ops_memcpy: always use loop on buffers with large padding
The overhead of the loop and memcpy call is less than the overhead of
possibly spilling into  one extra unnecessary cache line. 64 is still a
good rule of thumb for L1 cache line size in 2026.

I leave it to future code archeologists to find and tweak this constant if
it ever becomes unnecessary.

Signed-off-by: Niklas Haas <git@haasn.dev>

Changed files