remove obsolete code from worker.js

content/assets/scripts/halloween/worker.js

@@ -3,16 +3,6 @@ var face_cascade, eye_cascade;
 function loadFaceDetectTrainingSet() {
 	if (face_cascade == undefined) {
 		face_cascade = new cv.CascadeClassifier();
-		let load = face_cascade.load('../../test/data/haarcascade_frontalface_default.xml');
-		// console.log('load face detection training data', load);
-	}
-}
-
-function loadEyesDetectTrainingSet() {
-	if (eye_cascade == undefined) {
-		eye_cascade = new cv.CascadeClassifier();
-		let load = eye_cascade.load('../../test/data/haarcascade_eye.xml');
-		// console.log('load eye detection training data', load);
 	}
 }
 
@@ -48,73 +38,11 @@ function faceDetect(imageData) {
 	img_gray.delete();
 }
 
-function eyesDetect(imageData) {	
-	loadFaceDetectTrainingSet();
-	loadEyesDetectTrainingSet();
-
-	let img = cv.matFromArray(imageData, 24); // 24 for rgba
-	let img_gray = new cv.Mat();
-	cv.cvtColor(img, img_gray, cv.ColorConversionCodes.COLOR_RGBA2GRAY.value, 0);
-
-	let faces = new cv.RectVector();
-	let s1 = [0, 0];
-	let s2 = [0, 0];
-	face_cascade.detectMultiScale(img_gray, faces, 1.1, 3, 0, s1, s2);
-
-	let rects = [];
-
-	for (let i = 0; i < faces.size(); i += 1) {
-		let faceRect = faces.get(i);
-		let x = faceRect.x;
-		let y = faceRect.y;
-		let w = faceRect.width;
-		let h = faceRect.height;
-
-		rects.push({
-			x: x,
-			y: y,
-			width: w,
-			height: h
-		});
-
-		let roiRect = new cv.Rect(x, y, w, h);
-		let roi_gray = img_gray.getROI_Rect(roiRect);
-
-		let eyes = new cv.RectVector();
-		eye_cascade.detectMultiScale(roi_gray, eyes, 1.1, 3, 0, s1, s2);
-
-		for (let j = 0; j < eyes.size(); j += 1) {
-
-			let eyeRect = eyes.get(j);
-
-			rects.push({
-				x: x + eyeRect.x,
-				y: y + eyeRect.y,
-				width: eyeRect.width,
-				height: eyeRect.height
-			});
-		}
-
-		eyes.delete();
-		roi_gray.delete();
-	}
-
-	postMessage({ features: rects });
-
-	img.delete();
-	faces.delete();
-	img_gray.delete();
-}
-
 self.onmessage = function (e) {
 	switch (e.data.cmd) {
 		case 'faceDetect':
 			faceDetect(e.data.img);
 			break;
-		case 'eyesDetect': {			
-			eyesDetect(e.data.img);
-			break;
-		}
 	}
 }