tree 068fa8419b3ee964b603a5cbe1f580bab38808af
parent 4ebecefe77953f226e620821fe441e24547a121f
author Marco Paniconi <marpan@google.com> 1669674308 -0800
committer Jerome Jiang <jianj@google.com> 1670272371 -0500

rtc: Avoid scene detection on resize

Don't enter scene detection under external resize.
Add rc->prev_coded_width/height to track the
previous encoded frame eweight/height.
The rc is part of layer context so this will be
per spatial layer for SVC.

This fixes the buffer overflow issue below.

Bug: chromium:1393384
Change-Id: I4b11818a27c439c2d2c42036dff7b8777f70a86e
(cherry picked from commit bee1caded272127a6d6b70ac79479083d183d5d0)