public JsonResult Create([FromForm] string apiKey, string name, IFormCollection files)
{
try
{
List <VisualRecognitionClassifierPositiveClass> positiveExamples = new List <VisualRecognitionClassifierPositiveClass>();
VisualRecognitionClassifierNegativeClass negativeExamples = null;
foreach (var file in files.Files)
{
if (file.Name == "files[negative]")
{
negativeExamples = new VisualRecognitionClassifierNegativeClass(file.OpenReadStream(), file.FileName);
}
else
{
var className = Regex.Match(file.Name, @"files\[([a-zA-Z]+)*\]").Groups[1].Value;
positiveExamples.Add(new VisualRecognitionClassifierPositiveClass(className, file.OpenReadStream(), file.FileName));
}
}
var client = new VisualRecognitionClient(apiKey);
var response = client.CreateClassifier(new VisualRecognitionClassifierCreate(name)
{
NegativeExample = negativeExamples,
PositiveExamples = positiveExamples
});
return(Json(response));
}
catch (Exception exc)
{
return(JsonError(exc));
}
}
public JsonResult Url([FromBody] ClassifyUrlRequestViewModel model)
{
try
{
var client = new VisualRecognitionClient(model.ApiKey);
var response = client.FaceDetectionUrl(model.Url);
return(Json(response));
}
catch (Exception exc)
{
return(JsonError(exc));
}
}
public JsonResult Delete(string apiKey, string classifierId)
{
try
{
var client = new VisualRecognitionClient(apiKey);
client.DeleteClassifier(classifierId);
return(Json("OK"));
}
catch (Exception exc)
{
return(JsonError(exc));
}
}
public JsonResult List(string apiKey)
{
try
{
var client = new VisualRecognitionClient(apiKey);
var data = client.ListClassifiers();
return(Json(data));
}
catch (Exception exc)
{
return(JsonError(exc));
}
}
public JsonResult File([FromForm] string apiKey, IFormFile file)
{
try
{
var client = new VisualRecognitionClient(apiKey);
using (var stream = file.OpenReadStream())
{
var response = client.FaceDetectionFile(stream, file.FileName);
return(Json(response));
}
}
catch (Exception exc)
{
return(JsonError(exc));
}
}
public JsonResult ClassifyUrl([FromBody] ClassifyUrlRequestViewModel model)
{
try
{
var client = new VisualRecognitionClient(model.ApiKey);
var request = new VisualRecognitionClassifyUrl(model.Url)
{
Classifiers = model.Classifiers,
Owners = model.Owners,
Threshold = model.Threshold
};
var response = client.ClassifyImageUrl(request);
return(Json(response));
}
catch (Exception exc)
{
return(JsonError(exc));
}
}
public JsonResult ClassifyFile([FromForm] string apiKey, string[] classifiers, string[] owners, double?threshold, IFormFile file)
{
try
{
var client = new VisualRecognitionClient(apiKey);
using (var stream = file.OpenReadStream())
{
var request = new VisualRecognitionClassifyRequestFile(stream, file.FileName)
{
Classifiers = classifiers,
Owners = owners,
Threshold = threshold
};
var response = client.ClassifyImageFile(request);
return(Json(response));
}
}
catch (Exception exc)
{
return(JsonError(exc));
}
}
