The memset following the memcpy was silencing the problem since re-writing that same byte. Fixes CID1108597, CID1108598, (16x16) CID1108599, CID1108600, (8x8) CID1108601, CID1108602 (32x32) Signed-off-by: Clément Bœsch <u@pkh.me>
Decoding time of ped1080p.webm goes from 20.7sec to 11.3sec.
Authors: Ronald S. Bultje <rsbultje gmail com>, Clement Boesch <u pkh me>