FaceTracking/index.html at master · oHervis/FaceTracking · GitHub

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<!DOCTYPE html>
<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" />
    <title>Face Tracking</title>
    <style>
      video,
      canvas {
        position: absolute;
        border: 1px solid red;
      }
    </style>
  </head>
  <body>
    <video
      id="video"
      width="320"
      height="240"
      preload
      autoplay
      loop
      muted
      src=""
    ></video>
    <canvas id="canvas" width="320" height="240"> </canvas>
    <script src="tracking-min.js"></script>
    <script src="data/face-min.js"></script>
    <script>
      function init() {
        const video = document.getElementById("video")
        const canvas = document.getElementById("canvas")

        const context = canvas.getContext("2d")
        const tracker = new tracking.ObjectTracker("face")

        tracking.track("#video", tracker, { camera: true })

        tracker.on("track", event => {
          context.clearRect(0, 0, canvas.width, canvas.height)
          event.data.forEach(rect => {
            context.strokeStyle = "#ff0000"
            context.lineWidth = 2
            context.strokeRect(rect.x, rect.y, rect.width, rect.height)
            context.fillText(
              `x: ${rect.x} w: ${rect.width}`,
              rect.x + rect.width + 20,
              rect.y + 20
            )
            context.fillText(
              `y: ${rect.y} h: ${rect.height}`,
              rect.x + rect.width + 20,
              rect.y + 40
            )
          })
        })
      }
      window.onload = init()
    </script>
  </body>
</html>