@cornerstonejs/core/dist/esm/utilities/isValidVolume.js

Cornerstone3D Core

import * as metaData from '../metaData.js';
import { MetadataModules } from '../enums/index.js';
import isEqual from './isEqual.js';
function isValidVolume(imageIds) {
    if (!imageIds.length) {
        return false;
    }
    const imageId0 = imageIds[0];
    const generalSeries = metaData.get(MetadataModules.GENERAL_SERIES, imageId0);
    if (!generalSeries) {
        return false;
    }
    const { modality, seriesInstanceUID } = generalSeries;
    const imagePlane = metaData.get(MetadataModules.IMAGE_PLANE, imageId0);
    if (!imagePlane) {
        return false;
    }
    const { imageOrientationPatient, pixelSpacing, frameOfReferenceUID, columns, rows, usingDefaultValues, } = imagePlane;
    if (usingDefaultValues) {
        return false;
    }
    const baseMetadata = {
        modality,
        imageOrientationPatient,
        pixelSpacing,
        frameOfReferenceUID,
        columns,
        rows,
        seriesInstanceUID,
    };
    let validVolume = true;
    for (let i = 0; i < imageIds.length; i++) {
        const imageId = imageIds[i];
        const general = metaData.get(MetadataModules.GENERAL_SERIES, imageId);
        const plane = metaData.get(MetadataModules.IMAGE_PLANE, imageId);
        if (!general || !plane) {
            validVolume = false;
            break;
        }
        const { modality, seriesInstanceUID } = general;
        const { imageOrientationPatient, pixelSpacing, columns, rows } = plane;
        if (seriesInstanceUID !== baseMetadata.seriesInstanceUID) {
            validVolume = false;
            break;
        }
        if (modality !== baseMetadata.modality) {
            validVolume = false;
            break;
        }
        if (columns !== baseMetadata.columns) {
            validVolume = false;
            break;
        }
        if (rows !== baseMetadata.rows) {
            validVolume = false;
            break;
        }
        if (!isEqual(imageOrientationPatient, baseMetadata.imageOrientationPatient)) {
            validVolume = false;
            break;
        }
        if (!isEqual(pixelSpacing, baseMetadata.pixelSpacing)) {
            validVolume = false;
            break;
        }
    }
    return validVolume;
}
export { isValidVolume };