Files
ohif-viewer/platform/app/cypress/integration/ImageConsistency.spec.js
2025-03-07 13:47:44 +07:00

93 lines
2.8 KiB
JavaScript

/**
* Add tests to ensure image consistency and quality
*/
const testPixel = (dx, dy, expectedPixel) => {
cy.get('.cornerstone-canvas').then(v => {
const canvas = v[0];
cy.log(
'testPixel canvas',
dx,
dy,
expectedPixel,
canvas.width,
canvas.height,
canvas.style.width,
canvas.style.height
);
const ctx = canvas.getContext('2d');
cy.window()
.its('cornerstone')
.then(cornerstone => {
const { viewport } = cornerstone.getEnabledElements()[0];
const imageData = viewport.getImageData();
// cy.log("imageData", imageData);
const origin = viewport.worldToCanvas(imageData?.origin);
const orX = origin[0] * devicePixelRatio;
const orY = origin[1] * devicePixelRatio;
const x = Math.round(orX + dx);
const y = Math.round(orY + dy);
cy.log('testPixel origin x,y point x,y', orX, orY, x, y);
// cy.log('world origin', imageData.origin);
// cy.log('focal', viewport.getCamera().focalPoint,
// viewport.worldToCanvas(viewport.getCamera().focalPoint));
const pixelData = ctx.getImageData(x, y, 1, 1);
expect(pixelData.data[0]).closeTo(expectedPixel, 1);
});
});
};
describe('CS3D Image Consistency and Quality', () => {
const setupStudySeries = (studyUID, seriesUID) => {
cy.checkStudyRouteInViewer(
studyUID,
`&seriesInstanceUID=${seriesUID}&hangingProtocolId=@ohif/hpScale`
);
cy.initCornerstoneToolsAliases();
const skipMarkers = true;
cy.initCommonElementsAliases(skipMarkers);
};
it('TG18 Resolution Test Displayed 1:1', () => {
setupStudySeries(
'2.16.124.113543.6004.101.103.20021117.061159.1',
'2.16.124.113543.6004.101.103.20021117.061159.1.004'
);
cy.wait(2000);
testPixel(1018, 1028, 255);
// Horizontal and vertical delta from this should not be contaminated
// by values from center
testPixel(1019, 1028, 0);
testPixel(1018, 1029, 0);
testPixel(1017, 1028, 0);
testPixel(1018, 1027, 0);
});
// Missing test data - todo
it.skip('8 bit image displayable', () => {
setupStudySeries('1.3.46.670589.17.1.7.1.1.7', '1.3.46.670589.17.1.7.2.1.7');
cy.wait(1000);
// Compare with dcm2jpg generated values or by manually computing WL values
testPixel(258, 257, 171);
testPixel(259, 257, 166);
});
it.skip('12 bit image displayable and zoom with pixel spacing', () => {
setupStudySeries(
'1.3.6.1.4.1.25403.345050719074.3824.20170125113417.1',
'1.3.6.1.4.1.25403.345050719074.3824.20170125113608.5'
);
cy.wait(1000);
// Compare with dcm2jpg generated values or by manually computing WL values
testPixel(258, 277, 120);
testPixel(259, 277, 122);
});
});