[IDC-2017] Harden segmentation import to support more SEGs (#2024)

* fix: 🐛 Upgrade dcmjs version to support more SEGs
This commit is contained in:
James Petts authored and GitHub committed 2020-09-02 14:17:30 +02:00
1 parent 29dcc82e28
commit a8caf4bba4
10 files changed
+70 -21

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@@ -1,4 +1,7 @@
import setActiveLabelmap from './utils/setActiveLabelMap';
import { classes } from '@ohif/core';
const { ImageSet } = classes;
export default function getSourceDisplaySet(studies, segDisplaySet) {
const referencedDisplaySet = _getReferencedDisplaySet(segDisplaySet, studies);
@@ -19,15 +22,43 @@ const _getReferencedDisplaySet = (segDisplaySet, studies) => {
ds => ds.displaySetInstanceUID !== segDisplaySet.displaySetInstanceUID
);
const ReferencedSeriesSequence = Array.isArray(
segDisplaySet.metadata.ReferencedSeriesSequence
)
? segDisplaySet.metadata.ReferencedSeriesSequence
: [segDisplaySet.metadata.ReferencedSeriesSequence];
const { metadata } = segDisplaySet;
const referencedSeriesInstanceUIDs = ReferencedSeriesSequence.map(
ReferencedSeries => ReferencedSeries.SeriesInstanceUID
);
let referencedSeriesInstanceUIDs;
if (metadata.ReferencedSeriesSequence) {
const ReferencedSeriesSequence = _toArray(
metadata.ReferencedSeriesSequence
);
referencedSeriesInstanceUIDs = ReferencedSeriesSequence.map(
ReferencedSeries => ReferencedSeries.SeriesInstanceUID
);
} else {
const { PerFrameFunctionalGroupsSequence } = metadata;
let SourceImageSequence;
if (metadata.SourceImageSequence) {
SourceImageSequence = metadata.SourceImageSequence;
} else {
const firstFunctionalGroups = _toArray(
PerFrameFunctionalGroupsSequence
)[0];
const { DerivationImageSequence } = firstFunctionalGroups;
SourceImageSequence = DerivationImageSequence;
}
const firstSourceImage = _toArray(SourceImageSequence)[0];
const { ReferencedSOPInstanceUID } = firstSourceImage;
referencedSeriesInstanceUIDs = _findReferencedSeriesInstanceUIDsFromSOPInstanceUID(
otherDisplaySets,
ReferencedSOPInstanceUID
);
}
const referencedDisplaySet = otherDisplaySets.find(ds =>
referencedSeriesInstanceUIDs.includes(ds.SeriesInstanceUID)
@@ -35,3 +66,23 @@ const _getReferencedDisplaySet = (segDisplaySet, studies) => {
return referencedDisplaySet;
};
const _findReferencedSeriesInstanceUIDsFromSOPInstanceUID = (
displaySets,
SOPInstanceUID
) => {
const imageSets = displaySets.filter(ds => ds instanceof ImageSet);
for (let i = 0; i < imageSets.length; i++) {
const { images } = imageSets[i];
for (let j = 0; j < images.length; j++) {
if (images[j].SOPInstanceUID === SOPInstanceUID) {
return [images[j].getData().metadata.SeriesInstanceUID];
}
}
}
};
function _toArray(arrayOrObject) {
return Array.isArray(arrayOrObject) ? arrayOrObject : [arrayOrObject];
}