h264_dec: add zigzag scan for scaling matrices

Desktop / Chromium - Daniel Charles [intel.com] - 11 September 2017 05:13 EDT

driver need scaling lists to use zigzag scan to operate properly. This is only seen when scanned headers actually parse valid scaling matrices

BUG=b:63900378 TEST="play clip attached to the report and it should play without" TEST="artifacts"

37cc545 h264_dec: add zigzag scan for scaling matrices
AUTHORS | 1 +
media/gpu/vaapi_video_decode_accelerator.cc | 25 +++++++++++++++++++++----
2 files changed, 22 insertions(+), 4 deletions(-)

Upstream: git.chromium.org


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