Merge "Force DIRECT flag on direct output thread." into rvc-dev am: 07f031e889 am: 946c2503f7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/11396475

Change-Id: I0a8ebcf5ca0aa63f0c6fa83e383f7b03f631d1da