ref: 6fc07a217da53554e56321ead7437cc67f627492
parent: 66b2266a221a619ba87600310143229f09c46511
author: paulwilkins <paulwilkins@google.com>
date: Mon Aug 8 11:08:21 EDT 2016
Modified resize loop constraints. Using a tighter resize constraint on undershoot seems to help results (especially SSIM) as significant undershoot on a frame seems to have more of a damaging impact than overshoot. This patch has been tuned so that in local testing using the derf set it is encode speed neutral for speed setting 2. Average quality result for speed 2 (psnr,ssim) were as follows:- lowres 0.039, 0.453 midres 0.249, 0.853 hdres 0.159, 0.659 NetFlix -0.241, 0.360 Change-Id: Ie8d3a0d7d6f7ea89d9965d1821be17f8bda85062