PNG_GAMMA_THRESHOLD   80 contrib/libtests/pngunknown.c    ((png_fixed_point)(PNG_GAMMA_THRESHOLD * PNG_FP_1))
PNG_GAMMA_THRESHOLD  109 contrib/libtests/pngvalid.c    ((png_fixed_point)(PNG_GAMMA_THRESHOLD * PNG_FP_1))
PNG_GAMMA_THRESHOLD 7941 contrib/libtests/pngvalid.c    if (fabs(vi->screen_gamma-1) < PNG_GAMMA_THRESHOLD)
PNG_GAMMA_THRESHOLD 7974 contrib/libtests/pngvalid.c          if (fabs(bg_inverse-1) >= PNG_GAMMA_THRESHOLD)
PNG_GAMMA_THRESHOLD 7994 contrib/libtests/pngvalid.c    if (fabs(vi->gamma_correction-1) < PNG_GAMMA_THRESHOLD)
PNG_GAMMA_THRESHOLD 7998 contrib/libtests/pngvalid.c    if (fabs(vi->file_inverse-1) < PNG_GAMMA_THRESHOLD)
PNG_GAMMA_THRESHOLD 9179 contrib/libtests/pngvalid.c              fabs(pm->gammas[j]/pm->gammas[i]-1) >= PNG_GAMMA_THRESHOLD)
PNG_GAMMA_THRESHOLD 9295 contrib/libtests/pngvalid.c             fabs(bg*screen_gamma-1) > PNG_GAMMA_THRESHOLD)