Lines Matching refs:errmsg
2540 png_const_charp errmsg;
2571 errmsg = NULL;
2582 errmsg = "alpha";
2589 if (errmsg == NULL && transform->output_8bit &&
2593 if (errmsg == NULL) /* else just signal an alpha error */
2606 errmsg = "opaque component";
2612 errmsg = "alpha component";
2618 errmsg = "transparent component (background)";
2640 return logpixel(transform, x, y, &pixel_in, &pixel_calc, &pixel_out, errmsg);
