}
false
}
+fn fmt_needs_scale(ifmt: &NAPixelFormaton, ofmt: &NAPixelFormaton) -> bool {
+ for (ichr, ochr) in ifmt.comp_info.iter().zip(ofmt.comp_info.iter()) {
+ if let (Some(ic), Some(oc)) = (ichr, ochr) {
+ if ic.h_ss != oc.h_ss || ic.v_ss != oc.v_ss {
+ return true;
+ }
+ }
+ }
+ false
+}
fn build_pipeline(ifmt: &ScaleInfo, ofmt: &ScaleInfo, just_convert: bool) -> ScaleResult<Option<Stage>> {
let inname = ifmt.fmt.get_model().get_short_name();
let outname = ofmt.fmt.get_model().get_short_name();
println!("convert {} -> {}", ifmt, ofmt);
- let needs_scale = if (ofmt.fmt.get_max_subsampling() > 0) &&
- (ofmt.fmt.get_max_subsampling() != ifmt.fmt.get_max_subsampling()) {
+ let needs_scale = if fmt_needs_scale(&ifmt.fmt, &ofmt.fmt) {
true
} else {
!just_convert
let uoff = obuf.get_offset(1);
let voff = obuf.get_offset(2);
let odata = obuf.get_data();
- assert_eq!(odata[yoff], 28);
- assert_eq!(odata[uoff], 154);
- assert_eq!(odata[voff], 103);
+ assert_eq!(odata[yoff], 11);
+ assert_eq!(odata[uoff], 162);
+ assert_eq!(odata[voff], 118);
}
#[test]
fn test_scale_and_convert_to_pal() {
let odata = obuf.get_data();
assert_eq!(odata[dataoff], 0);
assert_eq!(odata[paloff], 157);
- assert_eq!(odata[paloff + 1], 99);
+ assert_eq!(odata[paloff + 1], 129);
assert_eq!(odata[paloff + 2], 170);
}
}