sRGB_16BIT 339 contrib/libtests/pngstest.c if (opts & sRGB_16BIT) sRGB_16BIT 3090 contrib/libtests/pngstest.c if (image->opts & sRGB_16BIT) sRGB_16BIT 3564 contrib/libtests/pngstest.c opts |= sRGB_16BIT; sRGB_16BIT 3566 contrib/libtests/pngstest.c opts &= ~sRGB_16BIT;