Lines Matching refs:red
755 int r = (palette[i].red >> (8 - PNG_QUANTIZE_RED_BITS)); in png_set_quantize()
952 png_fixed_point red, png_fixed_point green) in png_set_rgb_to_gray_fixed() argument
995 if (red >= 0 && green >= 0 && red + green <= PNG_FP_1) in png_set_rgb_to_gray_fixed()
1004 red_int = (png_uint_16)(((png_uint_32)red*32768)/100000); in png_set_rgb_to_gray_fixed()
1014 if (red >= 0 && green >= 0) in png_set_rgb_to_gray_fixed()
1041 png_set_rgb_to_gray(png_structrp png_ptr, int error_action, double red, in png_set_rgb_to_gray() argument
1045 png_fixed(png_ptr, red, "rgb to gray red coefficient"), in png_set_rgb_to_gray()
1153 png_ptr->background.red = in png_init_palette_transformations()
1154 png_ptr->palette[png_ptr->background.index].red; in png_init_palette_transformations()
1253 png_ptr->background.red = png_ptr->background.green = in png_init_rgb_transformations()
1258 png_ptr->trans_color.red = png_ptr->trans_color.green = in png_init_rgb_transformations()
1447 if (png_ptr->background.red == png_ptr->background.green && in png_init_read_transformations()
1448 png_ptr->background.red == png_ptr->background.blue) in png_init_read_transformations()
1451 png_ptr->background.gray = png_ptr->background.red; in png_init_read_transformations()
1493 CHOP(png_ptr->background.red); in png_init_read_transformations()
1515 png_ptr->background.red = (png_uint_16)(png_ptr->background.red * 257); in png_init_read_transformations()
1592 back.red = png_ptr->gamma_table[png_ptr->background.red]; in png_init_read_transformations()
1596 back_1.red = png_ptr->gamma_to_1[png_ptr->background.red]; in png_init_read_transformations()
1630 back.red = png_gamma_8bit_correct(png_ptr->background.red, in png_init_read_transformations()
1640 back.red = (png_byte)png_ptr->background.red; in png_init_read_transformations()
1647 back_1.red = png_gamma_8bit_correct(png_ptr->background.red, in png_init_read_transformations()
1657 back_1.red = (png_byte)png_ptr->background.red; in png_init_read_transformations()
1676 v = png_ptr->gamma_to_1[palette[i].red]; in png_init_read_transformations()
1677 png_composite(w, v, png_ptr->trans_alpha[i], back_1.red); in png_init_read_transformations()
1678 palette[i].red = png_ptr->gamma_from_1[w]; in png_init_read_transformations()
1691 palette[i].red = png_ptr->gamma_table[palette[i].red]; in png_init_read_transformations()
1747 if ((png_ptr->background.red != png_ptr->background.green) || in png_init_read_transformations()
1748 (png_ptr->background.red != png_ptr->background.blue) || in png_init_read_transformations()
1749 (png_ptr->background.red != png_ptr->background.gray)) in png_init_read_transformations()
1754 png_ptr->background_1.red = png_gamma_correct(png_ptr, in png_init_read_transformations()
1755 png_ptr->background.red, g); in png_init_read_transformations()
1766 png_ptr->background.red = png_gamma_correct(png_ptr, in png_init_read_transformations()
1767 png_ptr->background.red, gs); in png_init_read_transformations()
1780 png_ptr->background_1.red = png_ptr->background_1.green in png_init_read_transformations()
1783 png_ptr->background.red = png_ptr->background.green in png_init_read_transformations()
1812 palette[i].red = png_ptr->gamma_table[palette[i].red]; in png_init_read_transformations()
1836 back.red = (png_byte)png_ptr->background.red; in png_init_read_transformations()
1850 png_composite(palette[i].red, palette[i].red, in png_init_read_transformations()
1851 png_ptr->trans_alpha[i], back.red); in png_init_read_transformations()
1874 int shift = 8 - png_ptr->sig_bit.red; in png_init_read_transformations()
1884 int component = png_ptr->palette[i].red; in png_init_read_transformations()
1887 png_ptr->palette[i].red = (png_byte)component; in png_init_read_transformations()
2536 shift[channels++] = bit_depth - sig_bits->red; in png_do_unshift()
3301 png_byte red = *(sp++); in png_do_rgb_to_gray() local
3305 if (red != green || red != blue) in png_do_rgb_to_gray()
3307 red = png_ptr->gamma_to_1[red]; in png_do_rgb_to_gray()
3313 (rc*red + gc*green + bc*blue + 16384)>>15]; in png_do_rgb_to_gray()
3322 red = png_ptr->gamma_table[red]; in png_do_rgb_to_gray()
3324 *(dp++) = red; in png_do_rgb_to_gray()
3340 png_byte red = *(sp++); in png_do_rgb_to_gray() local
3344 if (red != green || red != blue) in png_do_rgb_to_gray()
3350 *(dp++) = (png_byte)((rc*red + gc*green + bc*blue)>>15); in png_do_rgb_to_gray()
3354 *(dp++) = red; in png_do_rgb_to_gray()
3373 png_uint_16 red, green, blue, w; in png_do_rgb_to_gray() local
3375 red = (png_uint_16)(((*(sp))<<8) | *(sp + 1)); sp += 2; in png_do_rgb_to_gray()
3379 if (red == green && red == blue) in png_do_rgb_to_gray()
3382 w = png_ptr->gamma_16_table[(red&0xff) in png_do_rgb_to_gray()
3383 >> png_ptr->gamma_shift][red>>8]; in png_do_rgb_to_gray()
3386 w = red; in png_do_rgb_to_gray()
3391 png_uint_16 red_1 = png_ptr->gamma_16_to_1[(red&0xff) in png_do_rgb_to_gray()
3392 >> png_ptr->gamma_shift][red>>8]; in png_do_rgb_to_gray()
3424 png_uint_16 red, green, blue, gray16; in png_do_rgb_to_gray() local
3426 red = (png_uint_16)(((*(sp))<<8) | *(sp + 1)); sp += 2; in png_do_rgb_to_gray()
3430 if (red != green || red != blue) in png_do_rgb_to_gray()
3437 gray16 = (png_uint_16)((rc*red + gc*green + bc*blue + 16384) >> in png_do_rgb_to_gray()
3512 palette[i].red = (png_byte)v; in png_build_grayscale_palette()
3808 if (*sp == png_ptr->trans_color.red && in png_do_compose()
3812 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
3831 if (*sp == png_ptr->trans_color.red && in png_do_compose()
3835 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
3858 if (r == png_ptr->trans_color.red && in png_do_compose()
3863 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
3864 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
3905 if (r == png_ptr->trans_color.red && in png_do_compose()
3909 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
3910 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
4073 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
4083 png_composite(w, v, a, png_ptr->background_1.red); in png_do_compose()
4109 *sp = (png_byte)png_ptr->background.red; in png_do_compose()
4116 png_composite(*sp, *sp, a, png_ptr->background.red); in png_do_compose()
4159 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
4160 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
4175 png_composite_16(w, v, a, png_ptr->background_1.red); in png_do_compose()
4214 *sp = (png_byte)((png_ptr->background.red >> 8) & 0xff); in png_do_compose()
4215 *(sp + 1) = (png_byte)(png_ptr->background.red & 0xff); in png_do_compose()
4235 png_composite_16(v, r, a, png_ptr->background.red); in png_do_compose()
4650 *dp-- = palette[*sp].red; in png_do_expand_palette()
4669 *dp-- = palette[*sp].red; in png_do_expand_palette()
4849 png_byte red = (png_byte)(trans_color->red & 0xff); in png_do_expand() local
4856 if (*(sp - 2) == red && *(sp - 1) == green && *(sp) == blue) in png_do_expand()
4869 png_byte red_high = (png_byte)((trans_color->red >> 8) & 0xff); in png_do_expand()
4872 png_byte red_low = (png_byte)(trans_color->red & 0xff); in png_do_expand()
5091 png_uint_32 red = (s0 + s1 + 65536) & 0xffff; in png_do_read_intrapixel() local
5093 *(rp ) = (png_byte)((red >> 8) & 0xff); in png_do_read_intrapixel()
5094 *(rp + 1) = (png_byte)(red & 0xff); in png_do_read_intrapixel()