tree 5281149ba74c977fff7cce12b5802c2c73c5783a
parent 8a99b67e5e35f292f4c8924196d796b51d534156
author Hui Su <huisu@google.com> 1521175861 -0700
committer Hui Su <huisu@google.com> 1521392791 +0000

Skip unnecessary computation in search_txk_type()

No need to reconstruct a intra tx block if it's the last one in the
macroblock.

On speed 1, improve keyframe encoding speed by 15%; overall encoding
by 2.5%.

Change-Id: Ie109c2e0be59b918c226b24c7ded6cf8e1ee06e0