ref: 3210ca6d6044e2a6d01a3f8584f7279107eff7d8
parent: 18e8baa5c08cb388c5b53ce0c93c865b1851db2c
author: Linfeng Zhang <linfengz@google.com>
date: Tue May 16 12:28:18 EDT 2017
Update partial idct testing code Add PartialIDctTest::PrintDiff() to help debugging. In RunQuantCheck, try all combinations of +/-mask_ input for 4x4 idct. Update PartialIDctTest::InitInput(). Change-Id: I13fd163954a4c1a3a6cfeb5e4a4d3d0e7ff901f4