/// <summary>
/// Calls the Payoff service method
/// </summary>
public static async Task <string> Payoff(ResolverData data)
{
var handler = new HttpClientHandler();
handler.PreAuthenticate = handler.SupportsPreAuthenticate();
using (var client = new HttpClient(handler))
{
try
{
// formulate full url
string url = string.Format(_payoffPathV2, data.Host, data.Payload, data.Type);
AppendClientData(ref url, data);
var now = DateTime.UtcNow;
client.DefaultRequestHeaders.Date = now;
string body = SerializeObject(CreateMetricV2()).ToString();
int lenBody = Encoding.UTF8.GetByteCount(body);
var content = new StringContent(body);
content.Headers.ContentType = MediaTypeHeaderValue.Parse(_contentType);
// set user credentials in Authorization header
string authInfo = CreateAuthorizationHeader(url, "POST", lenBody, _contentType, now);
client.DefaultRequestHeaders.TryAddWithoutValidation("Authorization", authInfo);
// make request
HttpResponseMessage response;
try
{
Elapsed.Restart();
response = await client.PostAsync(url, content);
}
finally { Elapsed.Stop(); }
StatusCode = response.StatusCode;
if (!response.IsSuccessStatusCode)
{
return("StatusCode: " + StatusCode);
}
var result = response.Content.ReadAsStringAsync().Result;
return(JsonIO.FormatFragment(result));
}
catch (Exception e)
{
var error = string.Format("Exception: " + e.Message);
if (e.InnerException != null)
{
error += string.Format("\nInner Exception: " + e.InnerException.Message);
}
return(error);
}
}
}
public void DetectFaces(Mat inputGrayImage, double scaleFactor, int numberOfNeighbors, Size minSize)
{
if (IsEnabled == false)
{
return;
}
Trace.Assert(inputGrayImage != null);
Elapsed.Restart();
DetectedFaceRects = HaarCascade.DetectMultiScale(inputGrayImage, scaleFactor, numberOfNeighbors, HaarDetectionType.ScaleImage, minSize);
Elapsed.Stop();
var fps = (1000.0 / (double)Elapsed.ElapsedMilliseconds);
FpsFiltered = 0.7 * FpsFiltered + 0.3 * fps;
}
public void DetectFaces(OpenCvSharp.Mat inputColorImage)
{
if (IsEnabled == false || DlibDnnMmod == null)
{
return;
}
Trace.Assert(inputColorImage != null);
Elapsed.Restart();
Image.SetBitmap(inputColorImage.ToBitmap());
DetectedFaceRects = DlibDnnMmod.DetectFaces(Image)
.Select(e => new OpenCvSharp.Rect(e.X, e.Y, e.Width, e.Height));
Elapsed.Stop();
var fps = (1000.0 / (double)Elapsed.ElapsedMilliseconds);
FpsFiltered = 0.7 * FpsFiltered + 0.3 * fps;
}
public void DetectFaceLandmarks(OpenCvSharp.Mat inputColorImage, double threshold)
{
if (IsEnabled == false)
{
return;
}
Trace.Assert(inputColorImage != null);
Elapsed.Restart();
Image.SetBitmap(inputColorImage.ToBitmap());
FaceLandmarkArray = DlibFaceLandmark.DetectFaceLandmarks(Image, threshold);
DetectedFaceRects = FaceLandmarkArray.Select(e => new OpenCvSharp.Rect(e.Rect.X, e.Rect.Y, e.Rect.Width, e.Rect.Height));
Elapsed.Stop();
var fps = (1000.0 / (double)Elapsed.ElapsedMilliseconds);
FpsFiltered = 0.7 * FpsFiltered + 0.3 * fps;
}
/// <summary>
/// Calls the IsAvailable service method
/// </summary>
public static async Task <string> IsAvailable(ResolverData data)
{
using (var client = new HttpClient())
{
try
{
// formulate full url
string url = string.Format(_availPathTestDb, data.Host);
AppendClientData(ref url, data);
// make request
HttpResponseMessage response;
try
{
Elapsed.Restart();
response = await client.GetAsync(url);
}
finally { Elapsed.Stop(); }
StatusCode = response.StatusCode;
if (!response.IsSuccessStatusCode)
{
return("StatusCode: " + StatusCode);
}
var result = response.Content.ReadAsStringAsync().Result;
return(JsonIO.FormatFragment(result));
}
catch (Exception e)
{
var error = string.Format("Exception: " + e.Message);
if (e.InnerException != null)
{
error += string.Format("\nInner Exception: " + e.InnerException.Message);
}
return(error);
}
finally
{
Elapsed.Stop();
}
}
}