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import dicomParser from 'dicom-parser'
import * as cornerstone3D from '@cornerstonejs/core'
import * as cornerstone3DTools from '@cornerstonejs/tools'
import cornerstoneDICOMImageLoader from '@cornerstonejs/dicom-image-loader'
window.cornerstone3D = cornerstone3D
window.cornerstone3DTools = cornerstone3DTools
const { preferSizeOverAccuracy, useNorm16Texture } =
cornerstone3D.getConfiguration().rendering
export default function initCornerstoneDICOMImageLoader() {
cornerstoneDICOMImageLoader.external.cornerstone = cornerstone3D
cornerstoneDICOMImageLoader.external.dicomParser = dicomParser
cornerstoneDICOMImageLoader.configure({
useWebWorkers: false,
decodeConfig: {
convertFloatPixelDataToInt: false,
use16BitDataType: preferSizeOverAccuracy || useNorm16Texture
}
})
let maxWebWorkers = 1
if (navigator.hardwareConcurrency) {
maxWebWorkers = Math.min(navigator.hardwareConcurrency, 7)
}
var config = {
maxWebWorkers,
startWebWorkersOnDemand: false,
taskConfiguration: {
decodeTask: {
initializeCodecsOnStartup: false,
strict: false
}
}
}
cornerstoneDICOMImageLoader.webWorkerManager.initialize(config)
}