ref: 980ca6324f01cdfbf6a456b9abc3eb6a9d497520
parent: fce8f063e38d86725b6b4d81c1ff42a82194146b
author: Ronald S. Bultje <rbultje@google.com>
date: Tue Jul 24 11:22:14 EDT 2012
Replace x*155/100 by x*101581>>16. Idea stolen from webp - because it's cool. Change-Id: Ic6e55e026e6533fbd2524ef090e3cbccf8af50dd
--- a/vp8/common/quant_common.c
+++ b/vp8/common/quant_common.c
@@ -109,7 +109,7 @@
else if (QIndex < 0)
QIndex = 0;
- retval = (ac_qlookup[ QIndex ] * 155) / 100;
+ retval = (ac_qlookup[ QIndex ] * 101581) >> 16;
if (retval < 8)
retval = 8;
--
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