Lines Matching full:sbit
50 * significant in a PNG with the sBIT chunk.
160 T(SHIFT, sBIT, X, X, ALL, RW_SHIFT),
161 /* reduces component values to the original range based on the sBIT chunk,
1021 png_color_8p sBIT;
1023 if (png_get_sBIT(dp->read_pp, dp->read_ip, &sBIT) != PNG_INFO_sBIT)
1025 "active shift transform but no sBIT in file");
1030 sig_bits[0] = sBIT->gray;
1035 sig_bits[0] = sBIT->gray;
1036 sig_bits[1] = sBIT->alpha;
1041 sig_bits[0] = sBIT->red;
1042 sig_bits[1] = sBIT->green;
1043 sig_bits[2] = sBIT->blue;
1048 sig_bits[0] = sBIT->red;
1049 sig_bits[1] = sBIT->green;
1050 sig_bits[2] = sBIT->blue;
1051 sig_bits[3] = sBIT->alpha;
1074 "invalid sBIT[%u] value %d returned for PNG bit depth %d",
1390 * low order bits because of the SHIFT/sBIT transform.
1399 if (!compare_read(dp, current/*for the SHIFT/sBIT transform*/))
