Searched refs:d_gvar (Results 1 – 1 of 1) sorted by relevance
169 double d_gvar = 0; in calc_psnrhvs() local198 d_gvar += (dct_d[i * 8 + j] - d_gmean) * (dct_d[i * 8 + j] - d_gmean); in calc_psnrhvs()206 d_gvar *= 1 / 63.f * 64; in calc_psnrhvs()211 if (d_gvar > 0) in calc_psnrhvs()212 d_gvar = (d_vars[0] + d_vars[1] + d_vars[2] + d_vars[3]) / d_gvar; in calc_psnrhvs()230 d_mask = sqrt(d_mask * d_gvar) / 32.f; in calc_psnrhvs()