Searched refs:gamma_16_from_1 (Results 1 – 3 of 3) sorted by relevance
3094 if (png_ptr->gamma_16_to_1 != NULL && png_ptr->gamma_16_from_1 != NULL) in png_do_rgb_to_gray()3130 w = png_ptr->gamma_16_from_1[(gray16 & 0xff) >> in png_do_rgb_to_gray()3207 png_const_uint_16pp gamma_16_from_1 = png_ptr->gamma_16_from_1; in png_do_compose() local3654 if (gamma_16 != NULL && gamma_16_from_1 != NULL && in png_do_compose()3689 w = gamma_16_from_1[(v & 0xff) >> in png_do_compose()3807 if (gamma_16 != NULL && gamma_16_from_1 != NULL && in png_do_compose()3854 w = gamma_16_from_1[((w & 0xff) >> gamma_shift)][w >> in png_do_compose()3862 w = gamma_16_from_1[((w & 0xff) >> gamma_shift)][w >> in png_do_compose()3871 w = gamma_16_from_1[((w & 0xff) >> gamma_shift)][w >> in png_do_compose()4173 png_uint_16pp table = png_ptr->gamma_16_from_1; in png_do_encode_alpha()
300 png_uint_16pp gamma_16_from_1; /* converts from 1.0 to screen */ member
4164 if (png_ptr->gamma_16_from_1 != NULL)4170 png_free(png_ptr, png_ptr->gamma_16_from_1[i]);4172 png_free(png_ptr, png_ptr->gamma_16_from_1);4173 png_ptr->gamma_16_from_1 = NULL;4319 png_build_16bit_table(png_ptr, &png_ptr->gamma_16_from_1, shift,