tree 52affe4c593dd2a22bb28c4a0c30bdebbab36e28
parent 52373643fe68b1bc3cb28d4f9c6f15205c1c58d4
author Marco Paniconi <marpan@google.com> 1680646935 -0700
committer Marco Paniconi <marpan@google.com> 1680717155 +0000

rtc: Adjustments for temporal layers.

1) Keep the same block_sad_low as in single layer
case, in the variance partitioning.

2) Use the superblock source_sad (sb_sad) for setting
the refresh map, with modified thresholds for base TL0.

bdrate gain for speed 10, 2TL, with 70/30 allocation
on rtc_derf:
avg/ovr/ssim, IC% speedup:
-0.230/-0.219/-0.774, -0.119

Change-Id: I6a78e73141c60f5ce80070dcb7b3352570564aed