Face.from constructor

Face.from(Map json)

Implementation

factory Face.from(Map json) {
  Map<FaceLandmarkType, FaceLandmark> landmarks = {};
  Map<FaceContourType, FaceContour> contours = {};

  if (json.containsKey('landmarks')) {
    Map lmap = json['landmarks'];

    for (String key in lmap.keys) {
      FaceLandmarkType? type = toFaceLandmarkType(key);
      Map point = lmap[key];

      if (type != null) {
        landmarks[type] = FaceLandmark(
          type: type,
          point: toPoint(point),
        );
      }
    }
  }

  if (json.containsKey('contours')) {
    Map cmap = json['contours'];

    for (String key in cmap.keys) {
      FaceContourType? type = toFaceContourType(key);
      List points = cmap[key];

      if (type != null) {
        contours[type] = FaceContour(
          type: type,
          points: toPoints(points),
        );
      }
    }
  }

  return Face(
    boundingBox: toRect(json['bound']),
    headAngleY: json['headAngleY'] as double,
    headAngleZ: json['headAngleZ'] as double,
    trackingId:
        json.containsKey('trackingId') ? json['trackingId'] as int : null,
    smilingProbability: json.containsKey('smilingProbability')
        ? json['smilingProbability'] as double
        : null,
    leftEyeOpenProbability: json.containsKey('leftEyeOpenProbability')
        ? json['leftEyeOpenProbability'] as double
        : null,
    rightEyeOpenProbability: json.containsKey('rightEyeOpenProbability')
        ? json['rightEyeOpenProbability'] as double
        : null,
    landmarks: landmarks,
    countours: contours,
  );
}