Download patch
ref: aec3d25c6be14b06c6fc6de3eb70dc92faaac0fc parent: 24effd4762c3641444817359248dd84ad5c0eb69 author: Ronald S. Bultje <rsbultje@gmail.com> date: Fri Oct 5 12:29:22 EDT 2018
Add horizontal loopfilter AVX2 SIMD