tree 584a2072cb7dc656e19707a4377a85f3f716e840
parent 46c71e5eba67f4a98eba275e99cbeb9a40cb0a54
author Yunqing Wang <yunqingwang@google.com> 1395255133 -0700
committer Yunqing Wang <yunqingwang@google.com> 1395418536 -0700

Add prediction mode skipping in non-rd situation

In non-rd pick_mode code, added mode skipping according to
thresholds. Used rd thresholds now, but we can modified them
later for real-time case.

RTC set borg test showed a 0.095% PSNR gain. For different rtc
clips, the real-time(speed 7) encoder speedup is 2% - 10%.

Change-Id: Ic72535c96b891092c662453be32d3168f7e34dcc