1380          png_ptr->gamma_16_from_1, png_ptr->gamma_16_to_1,  in png_do_read_transformations()
2292                 png_ptr->gamma_16_from_1 != NULL)  in png_do_rgb_to_gray()
2316                      w = png_ptr->gamma_16_from_1[(gray16&0xff) >>  in png_do_rgb_to_gray()
2389                 png_ptr->gamma_16_from_1 != NULL)  in png_do_rgb_to_gray()
2413                      w = png_ptr->gamma_16_from_1[(gray16&0xff) >>  in png_do_rgb_to_gray()
2698    png_uint_16pp gamma_16, png_uint_16pp gamma_16_from_1,  in png_do_background()  argument
3102                if (gamma_16 != NULL && gamma_16_from_1 != NULL &&  in png_do_background()
3136                         w = gamma_16_from_1[(v&0xff) >> gamma_shift][v >> 8];  in png_do_background()
3258                if (gamma_16 != NULL && gamma_16_from_1 != NULL &&  in png_do_background()
3297                         x = gamma_16_from_1[((w&0xff) >> gamma_shift)][w >> 8];  in png_do_background()
3302                         x = gamma_16_from_1[((w&0xff) >> gamma_shift)][w >> 8];  in png_do_background()
3307                         x = gamma_16_from_1[(w & 0xff) >> gamma_shift][w >> 8];  in png_do_background()
4199         png_ptr->gamma_16_from_1 = (png_uint_16pp)png_malloc(png_ptr,  in png_build_gamma_table()
4204            png_ptr->gamma_16_from_1[i] = (png_uint_16p)png_malloc(png_ptr,  in png_build_gamma_table()
4211               png_ptr->gamma_16_from_1[i][j] =  in png_build_gamma_table()