tree e58e18e87c226668c94d52cefd87aa82f1d750d0
parent bb535320ab52e3410096b11e1205ef5182ecee8f
author Yunqing Wang <yunqingwang@google.com> 1531869555 -0700
committer Yunqing Wang <yunqingwang@google.com> 1545202910 -0800

[non-normative] Set the default number of encoder threads to 1

Set the default number of threads to 1 in the encoder to make it
less confusing in testing.

Cherry picked https://aomedia-review.googlesource.com/c/aom/+/65461
from master branch, which was needed to resolve issue 2278.

BUG=aomedia:2278

Change-Id: I0c782abee7145b1121abc2ae495b3b25b25e451e