Parent Directory | Revision Log | Patch
revision 1.20.2.17, Sat Jan 25 22:51:20 2003 UTC | revision 1.20.2.18, Sun Jan 26 05:09:00 2003 UTC | |
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# | Line 942 | Line 942 |
942 | float sse_to_PSNR(long sse, int pixels) | float sse_to_PSNR(long sse, int pixels) |
943 | { | { |
944 | if (sse==0) | if (sse==0) |
945 | return 99.99; | return 99.99F; |
946 | ||
947 | return 48.131 - 10*log10((float)sse/(float)(pixels)); // log10(255*255)=4.8131 | return 48.131F - 10*(float)log10((float)sse/(float)(pixels)); // log10(255*255)=4.8131 |
948 | ||
949 | } | } |
950 |
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