vf_blend: Use memcpy when opacity is 0
authorTimothy Gu <timothygu99@gmail.com>
Sat, 13 Feb 2016 23:42:45 +0000 (23:42 +0000)
committerTimothy Gu <timothygu99@gmail.com>
Sun, 14 Feb 2016 16:57:07 +0000 (08:57 -0800)
commitee281b884e2d401f7c3b3ce95849211748ca2b53
treec067e1b87cd4d5d1310b923fc798e0d6bbabda6d
parentba25936df589c62b097f799ed751973ebeac42b2
vf_blend: Use memcpy when opacity is 0

For xor mode, 1.8x faster on Haswell.
libavfilter/vf_blend.c