Lines Matching refs:red
763 int r = (palette[i].red >> (8 - PNG_QUANTIZE_RED_BITS)); in png_set_quantize()
960 png_fixed_point red, png_fixed_point green) in png_set_rgb_to_gray_fixed() argument
1002 if (red >= 0 && green >= 0 && red + green <= PNG_FP_1) in png_set_rgb_to_gray_fixed()
1011 red_int = (png_uint_16)(((png_uint_32)red*32768)/100000); in png_set_rgb_to_gray_fixed()
1021 if (red >= 0 && green >= 0) in png_set_rgb_to_gray_fixed()
1048 png_set_rgb_to_gray(png_structrp png_ptr, int error_action, double red, in png_set_rgb_to_gray() argument
1052 png_fixed(png_ptr, red, "rgb to gray red coefficient"), in png_set_rgb_to_gray()
1166 png_ptr->background.red = in png_init_palette_transformations()
1167 png_ptr->palette[png_ptr->background.index].red; in png_init_palette_transformations()
1266 png_ptr->background.red = png_ptr->background.green = in png_init_rgb_transformations()
1271 png_ptr->trans_color.red = png_ptr->trans_color.green = in png_init_rgb_transformations()
1460 if (png_ptr->background.red == png_ptr->background.green && in png_init_read_transformations()
1461 png_ptr->background.red == png_ptr->background.blue) in png_init_read_transformations()
1464 png_ptr->background.gray = png_ptr->background.red; in png_init_read_transformations()
1506 CHOP(png_ptr->background.red); in png_init_read_transformations()
1528 png_ptr->background.red = (png_uint_16)(png_ptr->background.red * 257); in png_init_read_transformations()
1604 back.red = png_ptr->gamma_table[png_ptr->background.red]; in png_init_read_transformations()
1608 back_1.red = png_ptr->gamma_to_1[png_ptr->background.red]; in png_init_read_transformations()
1642 back.red = png_gamma_8bit_correct(png_ptr->background.red, in png_init_read_transformations()
1652 back.red = (png_byte)png_ptr->background.red; in png_init_read_transformations()
1659 back_1.red = png_gamma_8bit_correct(png_ptr->background.red, in png_init_read_transformations()
1669 back_1.red = (png_byte)png_ptr->background.red; in png_init_read_transformations()
1688 v = png_ptr->gamma_to_1[palette[i].red]; in png_init_read_transformations()
1689 png_composite(w, v, png_ptr->trans_alpha[i], back_1.red); in png_init_read_transformations()
1690 palette[i].red = png_ptr->gamma_from_1[w]; in png_init_read_transformations()
1703 palette[i].red = png_ptr->gamma_table[palette[i].red]; in png_init_read_transformations()
1759 if ((png_ptr->background.red != png_ptr->background.green) || in png_init_read_transformations()
1760 (png_ptr->background.red != png_ptr->background.blue) || in png_init_read_transformations()
1761 (png_ptr->background.red != png_ptr->background.gray)) in png_init_read_transformations()
1766 png_ptr->background_1.red = png_gamma_correct(png_ptr, in png_init_read_transformations()
1767 png_ptr->background.red, g); in png_init_read_transformations()
1778 png_ptr->background.red = png_gamma_correct(png_ptr, in png_init_read_transformations()
1779 png_ptr->background.red, gs); in png_init_read_transformations()
1792 png_ptr->background_1.red = png_ptr->background_1.green in png_init_read_transformations()
1795 png_ptr->background.red = png_ptr->background.green in png_init_read_transformations()
1824 palette[i].red = png_ptr->gamma_table[palette[i].red]; in png_init_read_transformations()
1848 back.red = (png_byte)png_ptr->background.red; in png_init_read_transformations()
1862 png_composite(palette[i].red, palette[i].red, in png_init_read_transformations()
1863 png_ptr->trans_alpha[i], back.red); in png_init_read_transformations()
1884 int shift = 8 - png_ptr->sig_bit.red; in png_init_read_transformations()
1895 int component = png_ptr->palette[i].red; in png_init_read_transformations()
1898 png_ptr->palette[i].red = (png_byte)component; in png_init_read_transformations()
2257 shift[channels++] = bit_depth - sig_bits->red; in png_do_unshift()
3022 png_byte red = *(sp++); in png_do_rgb_to_gray() local
3026 if (red != green || red != blue) in png_do_rgb_to_gray()
3028 red = png_ptr->gamma_to_1[red]; in png_do_rgb_to_gray()
3034 (rc*red + gc*green + bc*blue + 16384)>>15]; in png_do_rgb_to_gray()
3043 red = png_ptr->gamma_table[red]; in png_do_rgb_to_gray()
3045 *(dp++) = red; in png_do_rgb_to_gray()
3061 png_byte red = *(sp++); in png_do_rgb_to_gray() local
3065 if (red != green || red != blue) in png_do_rgb_to_gray()
3071 *(dp++) = (png_byte)((rc*red + gc*green + bc*blue)>>15); in png_do_rgb_to_gray()
3075 *(dp++) = red; in png_do_rgb_to_gray()
3094 png_uint_16 red, green, blue, w; in png_do_rgb_to_gray() local
3097 hi=*(sp)++; lo=*(sp)++; red = (png_uint_16)((hi << 8) | (lo)); in png_do_rgb_to_gray()
3101 if (red == green && red == blue) in png_do_rgb_to_gray()
3104 w = png_ptr->gamma_16_table[(red & 0xff) in png_do_rgb_to_gray()
3105 >> png_ptr->gamma_shift][red >> 8]; in png_do_rgb_to_gray()
3108 w = red; in png_do_rgb_to_gray()
3113 png_uint_16 red_1 = png_ptr->gamma_16_to_1[(red & 0xff) in png_do_rgb_to_gray()
3114 >> png_ptr->gamma_shift][red>>8]; in png_do_rgb_to_gray()
3146 png_uint_16 red, green, blue, gray16; in png_do_rgb_to_gray() local
3149 hi=*(sp)++; lo=*(sp)++; red = (png_uint_16)((hi << 8) | (lo)); in png_do_rgb_to_gray()
3153 if (red != green || red != blue) in png_do_rgb_to_gray()
3160 gray16 = (png_uint_16)((rc*red + gc*green + bc*blue + 16384) >> in png_do_rgb_to_gray()
3477 if (*sp == png_ptr->trans_color.red && in png_do_compose()
3481 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
3500 if (*sp == png_ptr->trans_color.red && in png_do_compose()
3504 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
3527 if (r == png_ptr->trans_color.red && in png_do_compose()
3532 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
3533 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
3574 if (r == png_ptr->trans_color.red && in png_do_compose()
3578 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
3579 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
3743 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
3753 png_composite(w, v, a, png_ptr->background_1.red); in png_do_compose()
3779 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
3786 png_composite(*sp, *sp, a, png_ptr->background.red); in png_do_compose()
3829 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
3830 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
3845 png_composite_16(w, v, a, png_ptr->background_1.red); in png_do_compose()
3884 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
3885 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
3905 png_composite_16(v, r, a, png_ptr->background.red); in png_do_compose()
4320 *dp-- = palette[*sp].red; in png_do_expand_palette()
4339 *dp-- = palette[*sp].red; in png_do_expand_palette()
4521 png_byte red = (png_byte)(trans_color->red & 0xff); in png_do_expand() local
4528 if (*(sp - 2) == red && *(sp - 1) == green && *(sp) == blue) in png_do_expand()
4541 png_byte red_high = (png_byte)((trans_color->red >> 8) & 0xff); in png_do_expand()
4544 png_byte red_low = (png_byte)(trans_color->red & 0xff); in png_do_expand()