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PoseNet demo with Ml5.js
function draw() {
image(video, 0, 0, width, height);
// We can call both functions to draw all keypoints and the skeletons
drawKeypoints();
drawSkeleton();
}
// A function to draw ellipses over the detected keypoints
function drawKeypoints() {
// Loop through all the poses detected
for (let i = 0; i < poses.length; i++) {
// For each pose detected, loop through all the keypoints
let pose = poses[i].pose;
for (let j = 0; j < pose.keypoints.length; j++) {
// A keypoint is an object describing a body part (like rightArm or leftShoulder)
let keypoint = pose.keypoints[j];
// Only draw an ellipse is the pose probability is bigger than 0.2
if (keypoint.score > 0.2) {
fill(255, 0, 0);
noStroke();
ellipse(keypoint.position.x, keypoint.position.y, 10, 10);
}
}
}
}
// A function to draw the skeletons
function drawSkeleton() {
// Loop through all the skeletons detected
for (let i = 0; i < poses.length; i++) {
let skeleton = poses[i].skeleton;
// For every skeleton, loop through all body connections
for (let j = 0; j < skeleton.length; j++) {
let partA = skeleton[j][0];
let partB = skeleton[j][1];
stroke(255, 0, 0);
line(partA.position.x, partA.position.y, partB.position.x, partB.position.y);
}
}
}
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<!-- load p5.js -->
<script src="https://cdnjs.cloudflare.com/ajax/libs/p5.js/0.7.3/p5.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/p5.js/0.7.3/addons/p5.dom.min.js"></script>
<!-- load ml5.js -->
<script src="https://unpkg.com/ml5@0.2.3/dist/ml5.min.js" type="text/javascript"></script>
<!-- keep the video in center of browser -->
<style type="text/css">
body{
text-align: center;
}
</style>
</head>
<body>
<h1>PoseNet demo with Ml5.js</h1>
<p id="status">Loading Model...</p>
<div id="videoContainer"></div>
<!-- load the posenet.js file -->
<script src="posenet.js"></script>
</body>
</html>
let video;
let poseNet;
let poses = [];
function setup() {
const canvas = createCanvas(640, 480);
canvas.parent('videoContainer');
// Video capture
video = createCapture(VIDEO);
video.size(width, height);
// Create a new poseNet method with a single detection
poseNet = ml5.poseNet(video, modelReady);
// This sets up an event that fills the global variable "poses"
// with an array every time new poses are detected
poseNet.on('pose', function(results) {
poses = results;
});
function modelReady(){
select('#status').html('model Loaded')
}
let video;
let poseNet;
let poses = [];
function setup() {
const canvas = createCanvas(640, 480);
canvas.parent('videoContainer');
// Video capture
video = createCapture(VIDEO);
video.size(width, height);
// Create a new poseNet method with a single detection
poseNet = ml5.poseNet(video, modelReady);
// This sets up an event that fills the global variable "poses"
// with an array every time new poses are detected
poseNet.on('pose', function(results) {
poses = results;
});
// Hide the video element, and just show the canvas
video.hide();
}
function draw() {
image(video, 0, 0, width, height);
// We can call both functions to draw all keypoints and the skeletons
drawKeypoints();
drawSkeleton();
}
function modelReady(){
select('#status').html('model Loaded')
}
// A function to draw ellipses over the detected keypoints
function drawKeypoints() {
// Loop through all the poses detected
for (let i = 0; i < poses.length; i++) {
// For each pose detected, loop through all the keypoints
let pose = poses[i].pose;
for (let j = 0; j < pose.keypoints.length; j++) {
// A keypoint is an object describing a body part (like rightArm or leftShoulder)
let keypoint = pose.keypoints[j];
// Only draw an ellipse is the pose probability is bigger than 0.2
if (keypoint.score > 0.2) {
fill(255, 0, 0);
noStroke();
ellipse(keypoint.position.x, keypoint.position.y, 10, 10);
}
}
}
}
// A function to draw the skeletons
function drawSkeleton() {
// Loop through all the skeletons detected
for (let i = 0; i < poses.length; i++) {
let skeleton = poses[i].skeleton;
// For every skeleton, loop through all body connections
for (let j = 0; j < skeleton.length; j++) {
let partA = skeleton[j][0];
let partB = skeleton[j][1];
stroke(255, 0, 0);
line(partA.position.x, partA.position.y, partB.position.x, partB.position.y);
}
}
}
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