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Update index.html
Browse files- index.html +97 -18
index.html
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<!
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<html>
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</html>
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>MediaPipe Face Mesh</title>
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<style>
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body {
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display: flex;
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justify-content: center;
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align-items: center;
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height: 100vh;
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margin: 0;
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background-color: #000;
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}
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video {
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display: none;
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}
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canvas {
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position: absolute;
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top: 0;
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left: 0;
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z-index: 1;
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}
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</style>
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</head>
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<body>
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<video id="video" autoplay playsinline></video>
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<canvas id="canvas"></canvas>
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<script src="https://cdn.jsdelivr.net/npm/@mediapipe/camera_utils/camera_utils.js"></script>
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<script src="https://cdn.jsdelivr.net/npm/@mediapipe/face_mesh/face_mesh.js"></script>
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<script>
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const videoElement = document.getElementById('video');
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const canvasElement = document.getElementById('canvas');
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const canvasCtx = canvasElement.getContext('2d');
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// Create a FaceMesh instance
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const faceMesh = new FaceMesh({
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locateFile: (file) => `https://cdn.jsdelivr.net/npm/@mediapipe/face_mesh/${file}`
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});
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faceMesh.onResults(onFaceMeshResults);
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// Initialize camera
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async function initCamera() {
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try {
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const stream = await navigator.mediaDevices.getUserMedia({
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video: true
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});
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videoElement.srcObject = stream;
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const camera = new Camera(videoElement, {
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onFrame: async () => {
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await faceMesh.send({ image: videoElement });
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},
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width: 640,
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height: 480
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});
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camera.start();
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} catch (error) {
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console.error('Error accessing the camera:', error);
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}
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}
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initCamera();
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function onFaceMeshResults(results) {
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canvasCtx.clearRect(0, 0, canvasElement.width, canvasElement.height);
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canvasElement.width = videoElement.videoWidth;
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canvasElement.height = videoElement.videoHeight;
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// Draw the video
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canvasCtx.drawImage(videoElement, 0, 0, canvasElement.width, canvasElement.height);
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// Draw face mesh
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if (results.multiFaceLandmarks) {
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results.multiFaceLandmarks.forEach(landmarks => {
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const keypoints = landmarks.map(landmark => ({
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x: landmark.x * canvasElement.width,
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y: landmark.y * canvasElement.height
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}));
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// Draw keypoints
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canvasCtx.fillStyle = 'red';
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keypoints.forEach(point => {
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canvasCtx.beginPath();
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canvasCtx.arc(point.x, point.y, 1, 0, 2 * Math.PI);
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canvasCtx.fill();
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});
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});
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}
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}
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</script>
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</body>
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</html>
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