Lines Matching refs:trans_alpha
1151 if (png_ptr->trans_alpha[i] == 255)
1153 else if (png_ptr->trans_alpha[i] == 0)
1209 png_ptr->trans_alpha[i] = (png_byte)(255 -
1210 png_ptr->trans_alpha[i]);
1703 png_ptr->trans_alpha[i] != 0xff)
1705 if (png_ptr->trans_alpha[i] == 0)
1709 else /* if (png_ptr->trans_alpha[i] != 0xff) */
1714 png_composite(w, v, png_ptr->trans_alpha[i], back_1.red);
1718 png_composite(w, v, png_ptr->trans_alpha[i], back_1.green);
1722 png_composite(w, v, png_ptr->trans_alpha[i], back_1.blue);
1879 if (png_ptr->trans_alpha[i] == 0)
1884 else if (png_ptr->trans_alpha[i] != 0xff)
1888 png_ptr->trans_alpha[i], back.red);
1891 png_ptr->trans_alpha[i], back.green);
1894 png_ptr->trans_alpha[i], back.blue);
4231 png_const_colorp palette, png_const_bytep trans_alpha, int num_trans)
4341 *dp-- = trans_alpha[*sp];
4775 png_ptr->palette, png_ptr->trans_alpha, png_ptr->num_trans);