Optimize convolve() for alpha_only

3 jobs for filters-to-rust-10 in 5 minutes and 5 seconds (queued for 11 minutes and 58 seconds)
Status Job ID Name Coverage
  Test
passed #64060
fedora:test

00:04:43

 
  Lint
manual #64062
allowed to fail manual
clippy
passed #64061
rustfmt

00:00:21