public IEnumerable <Rectangle> ExtractFaces() { if (_facesResponse == null) { var facesRequest = new DetectFacesRequest() { Image = _rekognitionImage }; _facesResponse = _client.DetectFacesAsync(facesRequest).Result; } return(_facesResponse.FaceDetails.Select(f => AmazonRekognitionCoordinateTranslator.RelativeBoxToAbsolute(f.BoundingBox, _width, _height))); }
public IEnumerable <Rectangle> ExtractText() { if (_textResponse == null) { var textRequest = new DetectTextRequest() { Image = _rekognitionImage }; _textResponse = _client.DetectTextAsync(textRequest).Result; } return(_textResponse.TextDetections.Select(t => t.Geometry.Polygon) .Select(p => AmazonRekognitionCoordinateTranslator.RelativePolygonToAbsolute(p, _width, _height))); }
public IEnumerable <Rectangle> ExtractLicensePlates() { if (_objectsResponse == null) { var objectsRequest = new DetectLabelsRequest() { Image = _rekognitionImage }; _objectsResponse = _client.DetectLabelsAsync(objectsRequest).Result; } return(_objectsResponse.Labels.Where(l => l.Name == "License Plate") .SelectMany(l => l.Instances).Select(i => AmazonRekognitionCoordinateTranslator.RelativeBoxToAbsolute(i.BoundingBox, _width, _height))); }