Searched refs:s_gvar (Results 1 – 1 of 1) sorted by relevance
135 float s_gvar = 0; in calc_psnrhvs() local161 s_gvar += (dct_s[i * 8 + j] - s_gmean) * (dct_s[i * 8 + j] - s_gmean); in calc_psnrhvs()169 s_gvar *= 1 / 63.f * 64; in calc_psnrhvs()175 if (s_gvar > 0) in calc_psnrhvs()176 s_gvar = (s_vars[0] + s_vars[1] + s_vars[2] + s_vars[3]) / s_gvar; in calc_psnrhvs()187 s_mask = sqrt(s_mask * s_gvar) / 32.f; in calc_psnrhvs()