OHIF-135: providing all data required by cornerstoneWADOImageLoader to wadors instances

Packages/ohif-viewerbase/client/lib/updateMetaDataManager.js

@@ -0,0 +1,87 @@
+import { _ } from 'meteor/underscore';
+import { getWADORSImageId } from './getWADORSImageId';
+import { WadoRsMetaDataBuilder } from './classes/metadata/WadoRsMetaDataBuilder';
+
+function getRadiopharmaceuticalInfoMetaData(instance) {
+    const radiopharmaceuticalInfo = instance.radiopharmaceuticalInfo;
+
+    if ((instance.modality !== 'PT') || !radiopharmaceuticalInfo) {
+        return;
+    }
+
+    return new WadoRsMetaDataBuilder()
+        .addTag('00181072', radiopharmaceuticalInfo.radiopharmaceuticalStartTime)
+        .addTag('00181074', radiopharmaceuticalInfo.radionuclideTotalDose)
+        .addTag('00181075', radiopharmaceuticalInfo.radionuclideHalfLife)
+        .toJSON();
+}
+
+const getWadoRsInstanceMetaData = (study, series, instance) => {
+    return new WadoRsMetaDataBuilder()
+        .addTag('00080016', instance.sopClassUid)
+        .addTag('00080018', instance.sopInstanceUid)
+        .addTag('00080021', series.seriesDate)
+        .addTag('00080031', series.seriesTime)
+        .addTag('00080060', instance.modality)
+        .addTag('00101010', study.patientAge)
+        .addTag('00101020', study.patientSize)
+        .addTag('00101030', study.patientWeight)
+        .addTag('00180050', instance.sliceThickness)
+        .addTag('0020000e', series.seriesInstanceUid)
+        .addTag('00200011', series.seriesNumber)
+        .addTag('0020000d', study.studyInstanceUid)
+        .addTag('00200013', instance.instanceNumber)
+        .addTag('00200032', instance.imagePositionPatient, true)
+        .addTag('00200037', instance.imageOrientationPatient, true)
+        .addTag('00200052', instance.frameOfReferenceUID)
+        .addTag('00201041', instance.sliceLocation)
+        .addTag('00280002', instance.samplesPerPixel)
+        .addTag('00280004', instance.photometricInterpretation)
+        .addTag('00280006', instance.planarConfiguration)
+        .addTag('00280010', instance.rows)
+        .addTag('00280011', instance.columns)
+        .addTag('00280030', instance.pixelSpacing, true)
+        .addTag('00280034', instance.pixelAspectRatio, true)
+        .addTag('00280100', instance.bitsAllocated)
+        .addTag('00280101', instance.bitsStored)
+        .addTag('00280102', instance.highBit)
+        .addTag('00280103', instance.pixelRepresentation)
+        .addTag('00280106', instance.smallestPixelValue)
+        .addTag('00280107', instance.largestPixelValue)
+        .addTag('00281050', instance.windowCenter, true)
+        .addTag('00281051', instance.windowWidth, true)
+        .addTag('00281052', instance.rescaleIntercept)
+        .addTag('00281053', instance.rescaleSlope)
+        .addTag('00281054', instance.rescaleType)
+        .addTag('00281101', instance.redPaletteColorLookupTableDescriptor)
+        .addTag('00281102', instance.greenPaletteColorLookupTableDescriptor)
+        .addTag('00281103', instance.bluePaletteColorLookupTableDescriptor)
+        .addTag('00281201', instance.redPaletteColorLookupTableData)
+        .addTag('00281202', instance.greenPaletteColorLookupTableData)
+        .addTag('00281203', instance.bluePaletteColorLookupTableData)
+        .addTag('00540016', getRadiopharmaceuticalInfoMetaData(instance))
+        .toJSON();
+};
+
+export function updateMetaDataManager(study) {
+    study.seriesList.forEach(series => {
+        series.instances.forEach(instance => {
+            // Cache just images that are going to be loaded via WADO-RS
+            if ((instance.imageRendering !== 'wadors') && (instance.thumbnailRendering !== 'wadors')) {
+                OHIF.log.info(`Skiping cornerstone metaDataManager update (${imageId})`);
+                return;
+            }
+
+            const metaData = getWadoRsInstanceMetaData(study, series, instance);
+            const numberOfFrames = instance.numberOfFrames || 1;
+
+            // We can share the same metaData with all frames because it doesn't have
+            // any frame specific data, such as frameNumber, pixelData, offset, etc.
+            // WADO-RS frame number is 1-based
+            for (let frameNumber = 0; frameNumber < numberOfFrames; frameNumber++) {
+                const imageId = getWADORSImageId(instance, frameNumber);
+                cornerstoneWADOImageLoader.wadors.metaDataManager.add(imageId, metaData);
+            }
+        });
+    });
+}