tree c60516135dd6bb9589d2a5ed87cbcd4f727d34cc
parent 4c69a1ace4a7429b8e13fc008a1955d7ae05815e
author Urvang Joshi <urvang@google.com> 1508530005 -0700
committer Urvang Joshi <urvang@google.com> 1508774916 +0000

Use integer division for x_step_q4 and y_step_q4

We replace the division by shifts using already calculated 'x_scale_fp'
and 'y_scale_fp'.

That way, hardware can do it on-the-fly instead using a set of
programmable registers.

BUG=aomedia:343

Change-Id: I99d93dec5327e835ce288212ab75b8a75a8fe520