private async Task SetWebcamImage(MainWindow mainWindowInstance)
{
var pickedImagePath = System.IO.Path.GetFullPath(ImageNameHelper.GetLatestWebcamImage());
var renderingImage = FaceRecognitionHelper.LoadImageAppliedOrientation(pickedImagePath);
var imageInfo = FaceRecognitionHelper.GetImageInfoForRendering(renderingImage);
LeftImageDisplay.Source = renderingImage;
mainWindowInstance.Log(string.Format("Request: Detecting in {0}", pickedImagePath));
var sw = Stopwatch.StartNew();
LeftResultCollection.Clear();
var detectedFaces = await MicrosoftApiHelper.DetectFaces(pickedImagePath, mainWindowInstance, imageInfo);
for (var i = 0; i < detectedFaces.Count; i++)
{
LeftResultCollection.Add(detectedFaces[i]);
}
}
private async Task SetModelImage(MainWindow mainWindowInstance)
{
var pickedImagePath2 = System.IO.Path.GetFullPath(Constants.OwnerImagePath);
var renderingImage2 = FaceRecognitionHelper.LoadImageAppliedOrientation(pickedImagePath2);
var imageInfo2 = FaceRecognitionHelper.GetImageInfoForRendering(renderingImage2);
RightImageDisplay.Source = renderingImage2;
mainWindowInstance.Log(string.Format("Request: Detecting in {0}", pickedImagePath2));
var sw2 = Stopwatch.StartNew();
// Clear last time detection results
RightResultCollection.Clear();
var detectedFaces = await MicrosoftApiHelper.DetectFaces(pickedImagePath2, mainWindowInstance, imageInfo2);
for (var i = 0; i < detectedFaces.Count; i++)
{
RightResultCollection.Add(detectedFaces[i]);
}
}
/// <summary>
/// Check if authentication was successful
/// </summary>
/// <returns></returns>
private async Task <bool> VerifyAuth(MainWindow mainWindowInstance)
{
// return true;
// User already picked one image
var pickedImagePath = System.IO.Path.GetFullPath(ImageNameHelper.GetLatestWebcamImage());
var renderingImage = FaceRecognitionHelper.LoadImageAppliedOrientation(pickedImagePath);
var imageInfo = FaceRecognitionHelper.GetImageInfoForRendering(renderingImage);
mainWindowInstance.Log(string.Format("Request: Detecting in {0}", pickedImagePath));
var sw = Stopwatch.StartNew();
LeftResultCollection.Clear();
var detectedFaces = await MicrosoftApiHelper.DetectFaces(pickedImagePath, mainWindowInstance, imageInfo);
for (var i = 0; i < detectedFaces.Count; i++)
{
LeftResultCollection.Add(detectedFaces[i]);
}
// FaceVerifyResult = string.Empty;
var pickedImagePath2 = System.IO.Path.GetFullPath(Constants.OwnerImagePath);
var renderingImage2 = FaceRecognitionHelper.LoadImageAppliedOrientation(pickedImagePath2);
var imageInfo2 = FaceRecognitionHelper.GetImageInfoForRendering(renderingImage2);
mainWindowInstance.Log(string.Format("Request: Detecting in {0}", pickedImagePath2));
var sw2 = Stopwatch.StartNew();
// Clear last time detection results
RightResultCollection.Clear();
detectedFaces = await MicrosoftApiHelper.DetectFaces(pickedImagePath2, mainWindowInstance, imageInfo2);
for (var i = 0; i < detectedFaces.Count; i++)
{
RightResultCollection.Add(detectedFaces[i]);
}
if (LeftResultCollection.Count == 1 && RightResultCollection.Count == 1)
{
var faceId1 = LeftResultCollection[0].FaceId;
var faceId2 = RightResultCollection[0].FaceId;
mainWindowInstance.Log(string.Format("Request: Verifying face {0} and {1}", faceId1, faceId2));
// Call verify REST API with two face id
try
{
var faceServiceClient = new FaceServiceClient(Constants.SubscriptionKey, Constants.ApiEndpoint);
var res = await faceServiceClient.VerifyAsync(Guid.Parse(faceId1), Guid.Parse(faceId2));
mainWindowInstance.Log(string.Format("Response: Confidence = {0:0.00}, Face {1} and {2} {3} to the same person", res.Confidence, faceId1, faceId2, res.IsIdentical ? "belong" : "not belong"));
return(res.IsIdentical);
}
catch (FaceAPIException ex)
{
mainWindowInstance.Log(string.Format("Response: {0}. {1}", ex.ErrorCode, ex.ErrorMessage));
return(false);
}
}
else
{
MessageBox.Show("Verification accepts two faces as input, please pick images with only one detectable face in it.", "Warning", MessageBoxButton.OK);
mainWindowInstance.NavigateTo(typeof(WebcamPage));
return(false);
}
GC.Collect();
}