[IDC-2017] Harden segmentation import to support more SEGs (#2024)
* fix: 🐛 Upgrade dcmjs version to support more SEGs
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@@ -1,4 +1,7 @@
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import setActiveLabelmap from './utils/setActiveLabelMap';
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import { classes } from '@ohif/core';
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const { ImageSet } = classes;
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export default function getSourceDisplaySet(studies, segDisplaySet) {
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const referencedDisplaySet = _getReferencedDisplaySet(segDisplaySet, studies);
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@@ -19,15 +22,43 @@ const _getReferencedDisplaySet = (segDisplaySet, studies) => {
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ds => ds.displaySetInstanceUID !== segDisplaySet.displaySetInstanceUID
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);
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const ReferencedSeriesSequence = Array.isArray(
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segDisplaySet.metadata.ReferencedSeriesSequence
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)
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? segDisplaySet.metadata.ReferencedSeriesSequence
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: [segDisplaySet.metadata.ReferencedSeriesSequence];
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const { metadata } = segDisplaySet;
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const referencedSeriesInstanceUIDs = ReferencedSeriesSequence.map(
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ReferencedSeries => ReferencedSeries.SeriesInstanceUID
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);
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let referencedSeriesInstanceUIDs;
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if (metadata.ReferencedSeriesSequence) {
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const ReferencedSeriesSequence = _toArray(
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metadata.ReferencedSeriesSequence
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);
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referencedSeriesInstanceUIDs = ReferencedSeriesSequence.map(
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ReferencedSeries => ReferencedSeries.SeriesInstanceUID
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);
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} else {
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const { PerFrameFunctionalGroupsSequence } = metadata;
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let SourceImageSequence;
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if (metadata.SourceImageSequence) {
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SourceImageSequence = metadata.SourceImageSequence;
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} else {
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const firstFunctionalGroups = _toArray(
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PerFrameFunctionalGroupsSequence
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)[0];
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const { DerivationImageSequence } = firstFunctionalGroups;
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SourceImageSequence = DerivationImageSequence;
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}
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const firstSourceImage = _toArray(SourceImageSequence)[0];
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const { ReferencedSOPInstanceUID } = firstSourceImage;
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referencedSeriesInstanceUIDs = _findReferencedSeriesInstanceUIDsFromSOPInstanceUID(
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otherDisplaySets,
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ReferencedSOPInstanceUID
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);
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}
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const referencedDisplaySet = otherDisplaySets.find(ds =>
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referencedSeriesInstanceUIDs.includes(ds.SeriesInstanceUID)
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@@ -35,3 +66,23 @@ const _getReferencedDisplaySet = (segDisplaySet, studies) => {
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return referencedDisplaySet;
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};
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const _findReferencedSeriesInstanceUIDsFromSOPInstanceUID = (
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displaySets,
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SOPInstanceUID
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) => {
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const imageSets = displaySets.filter(ds => ds instanceof ImageSet);
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for (let i = 0; i < imageSets.length; i++) {
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const { images } = imageSets[i];
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for (let j = 0; j < images.length; j++) {
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if (images[j].SOPInstanceUID === SOPInstanceUID) {
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return [images[j].getData().metadata.SeriesInstanceUID];
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}
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}
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}
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};
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function _toArray(arrayOrObject) {
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return Array.isArray(arrayOrObject) ? arrayOrObject : [arrayOrObject];
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}
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