void Update()
{
// Check if the webcam is ready (needed for macOS support)
if (_webcamRaw.width <= 16)
{
return;
}
// Input buffer update with aspect ratio correction
var vflip = _webcamRaw.videoVerticallyMirrored;
var scale = new Vector2(1, vflip ? -1 : 1);
var offset = new Vector2(0, vflip ? 1 : 0);
Graphics.Blit(_webcamRaw, _webcamBuffer, scale, offset);
// Run the object detector with the webcam input.
_detector.ProcessImage
(_webcamBuffer, _scoreThreshold, _overlapThreshold);
}
void Start()
{
using var detector = new FaceDetector(_resources);
detector.ProcessImage(_image, _scoreThreshold, _overlapThreshold);
var w = _markerParent.rect.width;
var h = _markerParent.rect.height;
foreach (var box in detector.DetectedFaces)
{
var x1 = box.x1 * w;
var y1 = box.y1 * h;
var x2 = box.x2 * w;
var y2 = box.y2 * h;
var marker = Instantiate(_markerPrefab, _markerParent);
marker.anchoredPosition = new Vector2(x1, h - y2);
marker.SetSizeWithCurrentAnchors(Axis.Horizontal, x2 - x1);
marker.SetSizeWithCurrentAnchors(Axis.Vertical, y2 - y1);
}
}
