tree b40a179f4e3143559225216c5ea6be70b7006349
parent 2fa82b021939340a2868d3bb6a23dc6491457a4b
author Jingning Han <jingning@google.com> 1572903598 -0800
committer Jingning Han <jingning@google.com> 1572974673 +0000

Properly initialize intra boundary in tpl model

The tpl model processes the blocks in raster order. This leaves
some blocks using uninitialized pixels from bottom-left. This
commit explicitly extends the bottom-left boundary for all blocks
to prepare for the intra prediction. The coding performance in
speed 1 vbr 150 frames slightly up by 0.05% in lowres and ugc360p.

STATS_CHANGED

Change-Id: Ibe4b8c7256b4b8b4e8e712d052afbc8840a556af