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    Searched refs:syy (Results 1 - 2 of 2) sorted by null

  /external/libvpx/vp8/encoder/
ssim.c 75 double syy = yym * iw - iwy * iwy; local
80 if (syy < 0.) syy = 0.;
83 const double sxsy = sqrt(sxx * syy);
89 const double c = (2. * sxsy + C22) / (sxx + syy + C22);
137 double syy = yym * iw - iwy * iwy; local
142 if (syy < 0.) syy = 0.;
145 const double sxsy = sqrt(sxx * syy);
151 const double c = (2. * sxsy + C22) / (sxx + syy + C22)
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  /external/webp/src/enc/
filter.c 271 double syy = stats->yym * stats->w - ymym; local
278 if (syy < 0.) syy = 0.;
282 fden = (xmxm + ymym + C1) * (sxx + syy + C2);

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