Commit 8cf28d34 authored by Yaowu Xu's avatar Yaowu Xu
Browse files

Changed MAX_PSNR to be consistent with internal stats

The maximum psnr has a marginal impact on the overall output in high
quality encodings, the change will make sure the psnr output to be
consistent with encoder internal stats.

Change-Id: I35cf2f85008ec127a7d91c9eb69fa7811798ae32
parent 64439c2b
......@@ -888,7 +888,7 @@ static unsigned int murmur ( const void * key, int len, unsigned int seed )
}
#include "math.h"
#define MAX_PSNR 100
static double vp8_mse2psnr(double Samples, double Peak, double Mse)
{
double psnr;
......@@ -896,10 +896,10 @@ static double vp8_mse2psnr(double Samples, double Peak, double Mse)
if ((double)Mse > 0.0)
psnr = 10.0 * log10(Peak * Peak * Samples / Mse);
else
psnr = 60; // Limit to prevent / 0
psnr = MAX_PSNR; // Limit to prevent / 0
if (psnr > 60)
psnr = 60;
if (psnr > MAX_PSNR)
psnr = MAX_PSNR;
return psnr;
}
......
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