public void RekognitionCompareFaces()
{
#region to-compare-two-images-1482181985581
var client = new AmazonRekognitionClient();
var response = client.CompareFaces(new CompareFacesRequest
{
SimilarityThreshold = 90,
SourceImage = new Image {
S3Object = new S3Object {
Bucket = "mybucket",
Name = "mysourceimage"
}
},
TargetImage = new Image {
S3Object = new S3Object {
Bucket = "mybucket",
Name = "mytargetimage"
}
}
});
List <CompareFacesMatch> faceMatches = response.FaceMatches;
ComparedSourceImageFace sourceImageFace = response.SourceImageFace;
#endregion
}
private void btn_find_faces_Click(object sender, EventArgs e)
{
var source = ToBytesStream($"{sourceLocation}");
var target = ToBytesStream($"{targetLocation}");
var client = new AmazonRekognitionClient();
var request = new CompareFacesRequest {
SourceImage = source, TargetImage = target, SimilarityThreshold = 90
};
var response = client.CompareFaces(request);
txt_result.Text = $"Found {response.FaceMatches.Count} matched faces with threshold 90%";
}
private string CompareFaces(string strPersonName, MemoryStream msCapture, MemoryStream msFacePic)
{
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient("", "", Amazon.RegionEndpoint.USEast1);
CompareFacesRequest req = new CompareFacesRequest();
Amazon.Rekognition.Model.Image src = new Amazon.Rekognition.Model.Image();
src.Bytes = msCapture;
req.SourceImage = src;
Amazon.Rekognition.Model.Image trg = new Amazon.Rekognition.Model.Image();
trg.Bytes = msFacePic;
req.TargetImage = trg;
try
{
CompareFacesResponse compareFacesResult = rekognitionClient.CompareFaces(req);
List <CompareFacesMatch> faceDetails = compareFacesResult.FaceMatches;
ComparedFace face = null;
foreach (CompareFacesMatch match in faceDetails)
{
face = match.Face;
BoundingBox position = face.BoundingBox;
System.Diagnostics.Debug.Write("Face at " + position.Left
+ " " + position.Top
+ " matches with " + face.Confidence
+ "% confidence.");
if (face.Confidence > 75)
{
return(strPersonName);
}
}
}
catch (Exception ex)
{
return("Fail");
}
return("Unknown");
}
public CompareFacesResponse CompareFaces(byte[] source, byte[] target)
{
AmazonRekognitionClient rekoClient = new AmazonRekognitionClient(_credentials, Amazon.RegionEndpoint.USWest2);
CompareFacesRequest cfr = new CompareFacesRequest();
Amazon.Rekognition.Model.Image sourceImage = new Amazon.Rekognition.Model.Image();
Amazon.Rekognition.Model.Image targetImage = new Amazon.Rekognition.Model.Image();
var sourceStream = new MemoryStream(source);
var targetStream = new MemoryStream(target);
sourceImage.Bytes = sourceStream;
targetImage.Bytes = targetStream;
cfr.SourceImage = sourceImage;
cfr.TargetImage = targetImage;
return(rekoClient.CompareFaces(cfr));
}
static void Main(string[] args)
{
const float MIN_CONFIDENCE = 90F;
try
{
string[] imagesList = GetListOfImages();
if (imagesList == null || imagesList.Length == 0)
{
Console.WriteLine("No images found in the Images folder");
return;
}
// Constructs a SharedCredentialsFile object from the default credentials file.
SharedCredentialsFile sharedCredentialsFile = new SharedCredentialsFile();
// Get the [default] profile from the credentials file.
CredentialProfile defaultProfile = GetDefaultProfile(sharedCredentialsFile);
if (defaultProfile != null)
{
// Get the credentials (access key, secret access key, etc.)
AWSCredentials credentials = AWSCredentialsFactory.GetAWSCredentials(defaultProfile, new SharedCredentialsFile());
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient(credentials, RegionEndpoint.USEast1);
CompareFacesRequest detectFacesRequest = new CompareFacesRequest()
{
SourceImage = GetImage(@"C:\Temp\TomCruise1.jpg"),
TargetImage = GetImage(@"C:\Temp\TomCruise2.jpg")
};
CompareFacesResponse response = rekognitionClient.CompareFaces(detectFacesRequest);
List <CompareFacesMatch> list = response.FaceMatches;
foreach (string filePath in imagesList)
{
Image image = GetImage(filePath);
if (image == null)
{
continue;
}
DetectLabelsRequest detectLabelsRequest = new DetectLabelsRequest()
{
Image = image,
MinConfidence = MIN_CONFIDENCE,
};
DetectLabelsResponse detectLabelsResponse = rekognitionClient.DetectLabels(detectLabelsRequest);
Console.WriteLine("Image: {0}\n", filePath);
foreach (Label label in detectLabelsResponse.Labels)
{
Console.WriteLine("\t{0} ({1})", label.Name, label.Confidence);
}
Console.WriteLine();
}
}
else
{
Console.WriteLine("AWS [default] profile not found");
}
}
catch (AmazonRekognitionException ex)
{
Console.WriteLine("AWS Rekognition ERROR: {0}", ex.Message);
}
catch (Exception ex)
{
Console.WriteLine("ERROR: {0}", ex.Message);
}
Console.WriteLine("\nDONE");
Console.ReadLine();
}
public Solicitudes GetTestAsync(List <Tab_ConfigSys> Tab_ConfigSys, Solicitudes sol)
{
string xClase = string.Format("{0}|{1}", MethodBase.GetCurrentMethod().Module.Name, MethodBase.GetCurrentMethod().DeclaringType.Name);
string xProceso = MethodBase.GetCurrentMethod().Name;
var dto_excepcion = new UTL_TRA_EXCEPCION
{
STR_CLASE = xClase,
STR_EVENTO = xProceso,
STR_PARAMETROS = JsonConvert.SerializeObject(sol),
STR_APLICATIVO = ConfigurationManager.AppSettings["APLICATIVO"].ToString(),
STR_SERVIDOR = System.Net.Dns.GetHostName(),
FEC_CREACION = DateTime.Now
};
Solicitudes _Solicitudes = new Solicitudes();
var options = new CredentialProfileOptions
{
AccessKey = Tab_ConfigSys[0].llave_Config1,
SecretKey = Tab_ConfigSys[0].llave_Config2
};
try
{
var profile = new Amazon.Runtime.CredentialManagement.CredentialProfile("AWSProfileName", options);
profile.Region = RegionEndpoint.USWest1;
var netSDKFile = new NetSDKCredentialsFile();
netSDKFile.RegisterProfile(profile);
float similarityThreshold = 70F;
//String sourceImage = sol.arrImageSelfie;
//String targetImage = sol.UrlFotoCedula;
//using (AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient(Tab_ConfigSys[0].llave_Config1, Tab_ConfigSys[0].llave_Config2, RegionEndpoint.USWest1))
using (AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient(Tab_ConfigSys[0].llave_Config1, Tab_ConfigSys[0].llave_Config2))
{
Amazon.Rekognition.Model.Image imageSource = new Amazon.Rekognition.Model.Image();
//using (FileStream fs = new FileStream(new MemoryStream(bytes), FileMode.Open, FileAccess.Read))
//{
// byte[] data = new byte[fs.Length];
// fs.Read(data, 0, (int)fs.Length);
imageSource.Bytes = new MemoryStream(sol.arrImageSelfie);
// }
Amazon.Rekognition.Model.Image imageTarget = new Amazon.Rekognition.Model.Image();
// using (FileStream fs = new FileStream(targetImage, FileMode.Open, FileAccess.Read))
//{
// byte[] data = new byte[fs.Length];
// data = new byte[fs.Length];
// fs.Read(data, 0, (int)fs.Length);
imageTarget.Bytes = new MemoryStream(sol.arrImageCedulaFrontal);
// }
CompareFacesRequest compareFacesRequest = new CompareFacesRequest()
{
SourceImage = imageSource,
TargetImage = imageTarget,
SimilarityThreshold = similarityThreshold
};
// Call operation
CompareFacesResponse compareFacesResponse = rekognitionClient.CompareFaces(compareFacesRequest);
// Display results
//foreach (CompareFacesMatch match in compareFacesResponse.FaceMatches)
compareFacesResponse.FaceMatches.ForEach(match =>
{
ComparedFace face = match.Face;
BoundingBox position = face.BoundingBox;
_Solicitudes.PorcentMatched = face.Confidence;
_Solicitudes.PositionLeft = position.Left;
_Solicitudes.PositionTop = position.Top;
});
_Solicitudes.IdTipoIdentificacion = sol.IdTipoIdentificacion;
_Solicitudes.Identificacion = sol.Identificacion;
if (_Solicitudes.PorcentMatched == 0 || _Solicitudes.PorcentMatched == null)
{
_Solicitudes.UnMatchedFace = compareFacesResponse.UnmatchedFaces[0].Confidence;
}
else
{
_Solicitudes.UnMatchedFace = 0;
}
_Solicitudes.ImageRotationSource = compareFacesResponse.SourceImageOrientationCorrection;
_Solicitudes.ImageRotationTarget = compareFacesResponse.TargetImageOrientationCorrection;
}
return(_Solicitudes);
}
catch (Exception ex)
{
dto_excepcion.STR_MENSAJE = ex.Message;
dto_excepcion.IS_TELEGRAM = true;
TwoFunTwoMe_DataAccess.Utility.guardaExcepcion(dto_excepcion, ConfigurationManager.ConnectionStrings["TwoFunTwoMeConnection"].ConnectionString);
_Solicitudes.Mensaje = "ERR_imageTarget";
throw;
}
}
private void button1_Click(object sender, EventArgs e)
{
float similarityThreshold = 70F;
String sourceImage = "source.jpg";
String targetImage = "target.jpg";
String accessKeyID = "";
String secretKey = "";
AWSCredentials credentials;
credentials = new BasicAWSCredentials(accessKeyID.Trim(), secretKey.Trim());
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient(credentials, Amazon.RegionEndpoint.USEast1);
Amazon.Rekognition.Model.Image imageSource = new Amazon.Rekognition.Model.Image();
try
{
using (FileStream fs = new FileStream(sourceImage, FileMode.Open, FileAccess.Read))
{
byte[] data = new byte[fs.Length];
fs.Read(data, 0, (int)fs.Length);
imageSource.Bytes = new MemoryStream(data);
}
}
catch (Exception)
{
//Console.WriteLine("Failed to load source image: " + sourceImage);
listBox1.Items.Add("Failed to load source image: " + sourceImage);
return;
}
Amazon.Rekognition.Model.Image imageTarget = new Amazon.Rekognition.Model.Image();
try
{
using (FileStream fs = new FileStream(targetImage, FileMode.Open, FileAccess.Read))
{
byte[] data = new byte[fs.Length];
data = new byte[fs.Length];
fs.Read(data, 0, (int)fs.Length);
imageTarget.Bytes = new MemoryStream(data);
}
}
catch (Exception)
{
//Console.WriteLine("Failed to load target image: " + targetImage);
listBox1.Items.Add("Failed to load target image: " + targetImage);
return;
}
CompareFacesRequest compareFacesRequest = new CompareFacesRequest()
{
SourceImage = imageSource,
TargetImage = imageTarget,
SimilarityThreshold = similarityThreshold
};
// Call operation
CompareFacesResponse compareFacesResponse = rekognitionClient.CompareFaces(compareFacesRequest);
// Display results
foreach (CompareFacesMatch match in compareFacesResponse.FaceMatches)
{
ComparedFace face = match.Face;
BoundingBox position = face.BoundingBox;
//Console.WriteLine("Face at " + position.Left
// + " " + position.Top
// + " matches with " + match.Similarity
// + "% confidence.");
listBox1.Items.Add("Face at " + position.Left
+ " " + position.Top
+ " matches with " + match.Similarity
+ "% confidence.");
}
//Console.WriteLine("There was " + compareFacesResponse.UnmatchedFaces.Count + " face(s) that did not match");
listBox1.Items.Add("There was " + compareFacesResponse.UnmatchedFaces.Count + " face(s) that did not match");
}
protected void btnUpload_Click(object sender, EventArgs e)
{
/*
* First upload image in bucket
* detect face while uploading image into bucket
* compare face in face collection
* get list of image from bucket
* store uploaded image in face collection
*
* compare face in face collection while uploading
*
*
* */
try
{
image.Visible = false;
lblMessage.Text = "";
string imagefile = string.Empty;
if (fuImage.HasFile)
{
string imagename = System.IO.Path.GetFullPath(fuImage.PostedFile.FileName);
//Label1.Text = imagename;
string ext = System.IO.Path.GetExtension(fuImage.FileName);
// Label2.Text = ext;
// imagefile = Server.MapPath("~/Images/" + imagename);
imagefile = imagename;
if (ext == ".jpg" | ext == ".png")
{
//fuImage.SaveAs(imagefile);
Stream st = fuImage.PostedFile.InputStream;
IAmazonRekognition rekoClient = new AmazonRekognitionClient(Amazon.RegionEndpoint.USEast1);
string name = Path.GetFileName(fuImage.PostedFile.FileName);
name = @"C:\Blazar\CompareImage\" + fuImage.FileName;
string myBucketName = "blazarstorage"; //your s3 bucket name goes here
string s3DirectoryName = "";
string s3FileName = @name;
string fileName = fuImage.FileName;
/*
* StoreFaceInCollection(@name, rekoClient, myBucketName);
*
* ImageRecognition imageRecog = new ImageRecognition();
* IdentifyFaces(name, fuImage.PostedFile.FileName.ToString(), myBucketName);
* */
//STEP----1
//validate the image is a face or not--step 1
//bool isFaceImage = DetectFaces(fileName);
//bool isFaceImage = DetectFaces(name);
bool isFaceImage = true;
if (isFaceImage == true)
{
/*
* we can compare image if those are inside buckets.
* For comparing images , we have to follow below steps
* store it in bucket
* add to it face collection
* compare images
*
*/
//
bool isUpload;
//upload image into bucket
isUpload = sendMyFileToS3(st, myBucketName, s3DirectoryName, s3FileName, fileName);
if (isUpload == true)
{
//store image in a face collection
StoreFaceInCollection(@name, rekoClient, myBucketName);
// AmazonUploader myUploader = new AmazonUploader();
// bool b = myUploader.IsFilExist("AKIAIPXX2OIGXNKENL6Q", "oQQn3l4ll5/J/OY2RoZG4EV4RZtv8EsD114MrRnR");
//validate the existance of the image in the bucket
//for that we have to get all the face from face collection
try
{
AmazonS3Client s3Client = new AmazonS3Client(Amazon.RegionEndpoint.USEast1);
ListObjectsV2Request reqGetObjFromBucket = new ListObjectsV2Request
{
BucketName = myBucketName,
MaxKeys = 1000
};
ListObjectsV2Response resGetObjFromBucket;
do
{
resGetObjFromBucket = s3Client.ListObjectsV2(reqGetObjFromBucket);
foreach (Amazon.S3.Model.S3Object entry in resGetObjFromBucket.S3Objects)
{
//if (DetectFaces(entry.Key))//validat the image content
//{
// if (s3FileName != entry.Key)//input image should not compare
if (fileName != entry.Key)
{
var response = rekoClient.CompareFaces(new CompareFacesRequest
{
SimilarityThreshold = 90,
SourceImage = new Amazon.Rekognition.Model.Image
{
S3Object = new Amazon.Rekognition.Model.S3Object
{
Bucket = myBucketName,
// Name=""
// Name = s3FileName
Name = fileName
}
},
TargetImage = new Amazon.Rekognition.Model.Image
{
S3Object = new Amazon.Rekognition.Model.S3Object
{
Bucket = myBucketName,
// Name=""
Name = entry.Key
}
}
});
if (response.FaceMatches.Count > 0)
{
image.Visible = true;
dupImage.Src = name;
existingImage.Src = "https://s3.amazonaws.com/blazarstorage/" + entry.Key;;
lblMessage.Text = "You are trying to upload the image " + s3FileName + " which is matching with " + entry.Key;
lblMessage.ForeColor = System.Drawing.Color.Green;
IAmazonS3 s3 = new AmazonS3Client(Amazon.RegionEndpoint.USEast1);
s3.DeleteObject(myBucketName, fileName);
return;
}
}
// }
}
} while (resGetObjFromBucket.IsTruncated == true);
}
catch (Exception ex)
{
IAmazonS3 s3 = new AmazonS3Client(Amazon.RegionEndpoint.USEast1);
s3.DeleteObject(myBucketName, fileName);
lblMessage.Text = ex.Message.ToString();
lblMessage.ForeColor = System.Drawing.Color.Red;
}
// List< Face > lstOfFaces= GetListOfFaceInFaceCollection();
//if (lstOfFaces.Count >= 1)
//{
// for(int i=0;i<lstOfFaces.Count;i++)
// {
// GetObjectRequest objReq = new GetObjectRequest();
// GetObjectResponse res = new GetObjectResponse();
// if (response.FaceMatches.Count > 0)
// {
// IAmazonS3 s3 = new AmazonS3Client();
// s3.DeleteObject(myBucketName, s3FileName);
// }
// }
//}
}
else
{
lblMessage.Text = "Please upload again!";
}
//else
//{
// //upload image into bucket--step 3
// isUpload = sendMyFileToS3(st, myBucketName, s3DirectoryName, s3FileName);
// if (isUpload == true)
// {
// //store image in a face collection
// StoreFaceInCollection(@name, rekoClient, myBucketName);
// lblMessage.Text = "successfully uploaded";
// Response.Write("successfully uploaded");
// }
// else
// lblMessage.Text = "error";
//}
}
else
{
lblMessage.Text = "Please upload a valid image!!!";
}
}
}
}
catch (Exception ex)
{
lblMessage.Text = ex.Message.ToString();
}
}
public static void Example()
{
float similarityThreshold = 70F;
String sourceImage = "source.jpg";
String targetImage = "target.jpg";
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient();
Amazon.Rekognition.Model.Image imageSource = new Amazon.Rekognition.Model.Image();
try
{
using (FileStream fs = new FileStream(sourceImage, FileMode.Open, FileAccess.Read))
{
byte[] data = new byte[fs.Length];
fs.Read(data, 0, (int)fs.Length);
imageSource.Bytes = new MemoryStream(data);
}
}
catch (Exception)
{
Console.WriteLine("Failed to load source image: " + sourceImage);
return;
}
Amazon.Rekognition.Model.Image imageTarget = new Amazon.Rekognition.Model.Image();
try
{
using (FileStream fs = new FileStream(targetImage, FileMode.Open, FileAccess.Read))
{
byte[] data = new byte[fs.Length];
data = new byte[fs.Length];
fs.Read(data, 0, (int)fs.Length);
imageTarget.Bytes = new MemoryStream(data);
}
}
catch (Exception)
{
Console.WriteLine("Failed to load target image: " + targetImage);
return;
}
CompareFacesRequest compareFacesRequest = new CompareFacesRequest()
{
SourceImage = imageSource,
TargetImage = imageTarget,
SimilarityThreshold = similarityThreshold
};
// Call operation
CompareFacesResponse compareFacesResponse = rekognitionClient.CompareFaces(compareFacesRequest);
// Display results
foreach (CompareFacesMatch match in compareFacesResponse.FaceMatches)
{
ComparedFace face = match.Face;
BoundingBox position = face.BoundingBox;
Console.WriteLine("Face at " + position.Left
+ " " + position.Top
+ " matches with " + face.Confidence
+ "% confidence.");
}
Console.WriteLine("There was " + compareFacesResponse.UnmatchedFaces.Count + " face(s) that did not match");
Console.WriteLine("Source image rotation: " + compareFacesResponse.SourceImageOrientationCorrection);
Console.WriteLine("Target image rotation: " + compareFacesResponse.TargetImageOrientationCorrection);
}
