jiti-meet/react/features/face-landmarks/faceLandmarksWorker.ts

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import { FaceLandmarksHelper, HumanHelper } from './FaceLandmarksHelper';
import { DETECT_FACE, INIT_WORKER } from './constants';
let helper: FaceLandmarksHelper;
onmessage = async function({ data }: MessageEvent<any>) {
switch (data.type) {
case DETECT_FACE: {
if (!helper || helper.getDetectionInProgress()) {
return;
}
const detections = await helper.detect(data);
if (detections && (detections.faceBox || detections.faceExpression || detections.faceCount)) {
self.postMessage(detections);
}
break;
}
case INIT_WORKER: {
helper = new HumanHelper(data);
break;
}
}
};