public CropHintsAnnotationModel(CropHintsAnnotation cropHintsAnnotation)
{
CropHints = new List <CropHintModel>();
foreach (var cropHint in cropHintsAnnotation.CropHints)
{
CropHints.Add(new CropHintModel(cropHint));
}
}
public void DetectCropHints()
{
Image image = LoadResourceImage("Gladiolos.jpg");
// Snippet: DetectCropHints
ImageAnnotatorClient client = ImageAnnotatorClient.Create();
CropHintsAnnotation cropHints = client.DetectCropHints(image);
foreach (CropHint hint in cropHints.CropHints)
{
Console.WriteLine("Crop hint:");
string poly = string.Join(" - ", hint.BoundingPoly.Vertices.Select(v => $"({v.X}, {v.Y})"));
Console.WriteLine($" Poly: {poly}");
Console.WriteLine($" Confidence: {hint.Confidence}");
Console.WriteLine($" Importance fraction: {hint.ImportanceFraction}");
}
// End snippet
Assert.Equal(1, cropHints.CropHints.Count);
}
private static object DetectCropHint(Image image)
{
// [START vision_crop_hint_detection]
var client = ImageAnnotatorClient.Create();
CropHintsAnnotation annotation = client.DetectCropHints(image);
foreach (CropHint hint in annotation.CropHints)
{
Console.WriteLine("Confidence: {0}", hint.Confidence);
Console.WriteLine("ImportanceFraction: {0}", hint.ImportanceFraction);
Console.WriteLine("Bounding Polygon:");
foreach (Vertex vertex in hint.BoundingPoly.Vertices)
{
Console.WriteLine("\tX:\t{0}\tY:\t{1}", vertex.X, vertex.Y);
}
}
// [END vision_crop_hint_detection]
return(0);
}
public Annotations SendRequest(string imagePath)
{
var imageArray = File.ReadAllBytes(imagePath);
var imageContent = Convert.ToBase64String(imageArray);
var responses = _visionService.Images.Annotate(new BatchAnnotateImagesRequest()
{
Requests = new[]
{
new AnnotateImageRequest()
{
Features = new[]
{
new Feature()
{
Type = DetectionTypes.LabelDetection,
MaxResults = _maxResults
},
new Feature()
{
Type = DetectionTypes.TextDetection,
MaxResults = _maxResults
},
new Feature()
{
Type = DetectionTypes.LandmarkDetection,
MaxResults = _maxResults
},
new Feature()
{
Type = DetectionTypes.LogoDetection,
MaxResults = _maxResults
},
new Feature()
{
Type = DetectionTypes.FaceDetection,
MaxResults = _maxResults
},
new Feature()
{
Type = DetectionTypes.SafeSearchDetection,
MaxResults = _maxResults
},
new Feature()
{
Type = DetectionTypes.ImageProperties,
MaxResults = _maxResults
},
},
Image = new Image()
{
Content = imageContent
}
}
}
}).Execute();
var labelAnnotations = new List <EntityAnnotation>();
var textAnnotations = new List <EntityAnnotation>();
var landmarkAnnotations = new List <EntityAnnotation>();
var logoAnnotations = new List <EntityAnnotation>();
var faceAnnotations = new List <FaceAnnotation>();
var safeSearchAnnotation = new SafeSearchAnnotation();
var imageProperties = new ImageProperties();
var webDetection = new WebDetection();
var cropHints = new CropHintsAnnotation();
foreach (var response in responses.Responses)
{
if (response.LabelAnnotations != null)
{
foreach (var labelAnnotation in response.LabelAnnotations)
{
labelAnnotations.Add(labelAnnotation);
}
}
if (response.LandmarkAnnotations != null)
{
foreach (var landmarkAnnotation in response.LandmarkAnnotations)
{
landmarkAnnotations.Add(landmarkAnnotation);
}
}
if (response.LogoAnnotations != null)
{
foreach (var logoAnnotation in response.LogoAnnotations)
{
logoAnnotations.Add(logoAnnotation);
}
}
if (response.TextAnnotations != null)
{
foreach (var textAnnotation in response.TextAnnotations)
{
textAnnotations.Add(textAnnotation);
}
}
if (response.FaceAnnotations != null)
{
foreach (var faceAnnotation in response.FaceAnnotations)
{
faceAnnotations.Add(faceAnnotation);
}
}
if (response.WebDetection != null)
{
webDetection = response.WebDetection;
}
if (response.CropHintsAnnotation != null)
{
cropHints = response.CropHintsAnnotation;
}
if (response.SafeSearchAnnotation != null)
{
safeSearchAnnotation = response.SafeSearchAnnotation;
}
if (response.ImagePropertiesAnnotation != null)
{
imageProperties = response.ImagePropertiesAnnotation;
}
}
return(new Annotations(labelAnnotations, textAnnotations, logoAnnotations, landmarkAnnotations, faceAnnotations, safeSearchAnnotation, imageProperties, webDetection, cropHints));
}
public Annotations(IList <EntityAnnotation> labelAnnotations, IList <EntityAnnotation> textAnnotations, IList <EntityAnnotation> logoAnnotations,
IList <EntityAnnotation> landmarkAnnotations, IList <FaceAnnotation> faceAnnotations, SafeSearchAnnotation safeSearchAnnotation,
ImageProperties imageProperties, WebDetection webDetection, CropHintsAnnotation cropHintsAnnoation)
{
Labels = new List <EntityAnnotationModel>();
Text = new List <EntityAnnotationModel>();
Logos = new List <EntityAnnotationModel>();
Landmarks = new List <EntityAnnotationModel>();
Faces = new List <FaceAnnotationModel>();
SafeSearch = new SafeSearchModel(safeSearchAnnotation);
ImageProperties = new ImagePropertiesModel(imageProperties);
WebDetections = new WebDetectionModel(webDetection);
CropHints = new CropHintsAnnotationModel(cropHintsAnnoation);
foreach (var labelAnnotation in labelAnnotations)
{
Labels.Add(new EntityAnnotationModel(labelAnnotation));
}
foreach (var textAnnotation in textAnnotations)
{
Text.Add(new EntityAnnotationModel(textAnnotation));
}
foreach (var logoAnnotation in logoAnnotations)
{
Logos.Add(new EntityAnnotationModel(logoAnnotation));
}
foreach (var landmarkAnnotation in landmarkAnnotations)
{
Landmarks.Add(new EntityAnnotationModel(landmarkAnnotation));
}
foreach (var faceAnnotation in faceAnnotations)
{
Faces.Add(new FaceAnnotationModel(faceAnnotation));
}
}