public static bool ValidateImage(string base64)
{
string url = String.Format("https://vision.googleapis.com/v1/images:annotate?key=AIzaSyDXDoLooB6HezLF8dV3kD9kg5xUTJLiaAM");
string response = CallVisionAPI(url, base64);
VisionAPIResponse apiResponse = DeserializeResponse(response);
// Check if a response exists
Response responseCheck = apiResponse.responses.SingleOrDefault();
if (responseCheck == null)
{
return(false);
}
// Check if there are any faces or more than one
Faceannotation[] responseFaces = responseCheck.faceAnnotations;
if (responseFaces.Count() > 1 || responseFaces.Count() == 0)
{
return(false);
}
// Check if description, passport and score
List <Webentity> entities = responseCheck.webDetection.webEntities
.Where(i => i.description != null &&
i.description.ToLower().Contains("passport") &&
i.score > 0.5)
.ToList();
//TODO: Blend checking logic with new logic
// Check if the entities list is greater than 0
return(entities.Count > 0 ? true : false);
}
static VisionAPIResponse DeserializeResponse(string response)
{
VisionAPIResponse apiResponse = JsonConvert.DeserializeObject <VisionAPIResponse>(response);
return(apiResponse);
}
