public static void FaceAddition(string collectionId, string bucket, string faceToBeAdded)
{
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient(RegionEndpoint.APSouth1);
Image image = new Image()
{
S3Object = new S3Object()
{
Bucket = bucket,
Name = faceToBeAdded
}
};
IndexFacesRequest indexFacesRequest = new IndexFacesRequest()
{
Image = image,
CollectionId = collectionId,
ExternalImageId = faceToBeAdded,
DetectionAttributes = new List <String>()
{
"ALL"
}
};
var indexFacesResponse = rekognitionClient.IndexFacesAsync(indexFacesRequest);
Console.WriteLine(faceToBeAdded + " added");
foreach (FaceRecord faceRecord in indexFacesResponse.Result.FaceRecords)
{
Console.WriteLine("Face detected: Faceid is " +
faceRecord.Face.FaceId);
}
}
private static void IndexPhoto(string photo)
{
Console.WriteLine("Attempting to index S3 photo file " + photo);
Image image = new Image()
{
S3Object = new S3Object()
{
Bucket = bucket,
Name = photo
}
};
IndexFacesRequest request = new IndexFacesRequest()
{
Image = image,
CollectionId = collectionId,
ExternalImageId = photo,
DetectionAttributes = new List <String>()
{
"ALL"
}
};
IndexFacesResponse response = rekognitionClient.IndexFacesAsync(request).Result;
Console.WriteLine(photo + " added");
foreach (FaceRecord faceRecord in response.FaceRecords)
{
Console.WriteLine("Face detected: Faceid is " +
faceRecord.Face.FaceId);
}
}
public async Task ExecuteAsync()
{
var credentials = new BasicAWSCredentials(this.options.AccessKey, this.options.SecretKey);
var clientConfig = new AmazonRekognitionConfig
{
RegionEndpoint = this.options.Region,
AllowAutoRedirect = true,
DisableLogging = true,
MaxConnectionsPerServer = null,
LogMetrics = false,
LogResponse = false,
UseDualstackEndpoint = false,
};
clientConfig.Validate();
using var client = new AmazonRekognitionClient(credentials, clientConfig);
try
{
await client.DescribeCollectionAsync(
new DescribeCollectionRequest { CollectionId = this.options.CollectionID }).ConfigureAwait(false);
}
catch (ResourceNotFoundException)
{
await client.CreateCollectionAsync(
new CreateCollectionRequest { CollectionId = this.options.CollectionID }).ConfigureAwait(false);
}
var files = this.options.Directory.EnumerateFiles(this.options.Pattern, enumerationOptions);
// Output CSV data:
Console.WriteLine("FileName,FaceID");
foreach (FileInfo file in files)
{
using var stream = new DecoyMemoryStream(file.OpenRead(), leaveOpen: false);
var result = await client.IndexFacesAsync(new IndexFacesRequest
{
CollectionId = this.options.CollectionID,
DetectionAttributes = detectionAttributes,
MaxFaces = 1,
QualityFilter = QualityFilter.AUTO,
Image = new Image {
Bytes = stream
}
}).ConfigureAwait(false);
if (result.FaceRecords != null && result.FaceRecords.Count > 0)
{
Console.WriteLine("{0},{1}", file.Name, result.FaceRecords[0].Face.FaceId);
}
else
{
Console.WriteLine("{0},{1}", file.Name, "NotDetected");
}
}
}
/// <summary>
/// This function add images to the dyFace Collection
/// Function Name: "dyFaceRekognitionAddToCollection"
/// </summary>
/// <param name="input"></param>
/// <param name="context"></param>
/// <returns></returns>
public async Task <List <string> > AddToCollection(string input, ILambdaContext context)
{
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient();
String collectionId = "dyFaceCollection";
List <string> collectionIds = await GetCollections(rekognitionClient);
List <string> reasons = new List <string>();
//error handling
if (!collectionIds.Contains(collectionId))
{
int createCollectionResponse = await CreateCollection(rekognitionClient, collectionId);
if (createCollectionResponse < 200 || createCollectionResponse > 299)
{
reasons.Add("Failure Creating Collection = " + createCollectionResponse);
return(reasons);
}
}
IndexFacesRequest indexFacesRequest = new IndexFacesRequest()
{
Image =
{
S3Object = new S3Object()
{
Bucket = "dyface-test-bucket",
Name = input
}
},
CollectionId = collectionId,
ExternalImageId = input,
DetectionAttributes = new List <String>()
{
"ALL"
}
};
IndexFacesResponse indexFacesResponse = await rekognitionClient.IndexFacesAsync(indexFacesRequest);
foreach (UnindexedFace unindexedFace in indexFacesResponse.UnindexedFaces)
{
reasons.Add(unindexedFace.Reasons.ToString());
}
return(reasons);
}
public async void Addface()
{
String collectionId = "faceCollection";
String bucket = "face-identify";
String photo = "BrotherP.jpg";
string accessKey = "AKIAST4HFDODRNXMOAPJ";
string secretKey = "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";
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient(accessKey, secretKey, Amazon.RegionEndpoint.APSoutheast1);
Image image = new Image()
{
S3Object = new S3Object()
{
Bucket = bucket,
Name = photo
}
};
IndexFacesRequest indexFacesRequest = new IndexFacesRequest()
{
Image = image,
CollectionId = collectionId,
ExternalImageId = photo,
DetectionAttributes = new List <String>()
{
"ALL"
}
};
IndexFacesResponse indexFacesResponse = await rekognitionClient.IndexFacesAsync(indexFacesRequest);
Console.WriteLine(photo + " added");
foreach (FaceRecord faceRecord in indexFacesResponse.FaceRecords)
{
Console.WriteLine("Face detected: Faceid is " +
faceRecord.Face.FaceId);
}
}
public static void Example()
{
String collectionId = "BhavCollection";
String bucket = "bhavesh-aws-bucket";
String photo = "Malik.jpg";
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient(RegionEndpoint.APSouth1);
Image image = new Image()
{
S3Object = new S3Object()
{
Bucket = bucket,
Name = photo
}
};
IndexFacesRequest indexFacesRequest = new IndexFacesRequest()
{
Image = image,
CollectionId = collectionId,
ExternalImageId = photo,
DetectionAttributes = new List <String>()
{
"ALL"
}
};
var indexFacesResponse = rekognitionClient.IndexFacesAsync(indexFacesRequest);
Console.WriteLine(photo + " added");
foreach (FaceRecord faceRecord in indexFacesResponse.Result.FaceRecords)
{
Console.WriteLine("Face detected: Faceid is " +
faceRecord.Face.FaceId);
}
}
// snippet-start:[Rekognition.dotnetv3.AddFacesExample]
public static async Task Main()
{
string collectionId = "MyCollection2";
string bucket = "doc-example-bucket";
string photo = "input.jpg";
var rekognitionClient = new AmazonRekognitionClient();
var image = new Image
{
S3Object = new S3Object
{
Bucket = bucket,
Name = photo,
},
};
var indexFacesRequest = new IndexFacesRequest
{
Image = image,
CollectionId = collectionId,
ExternalImageId = photo,
DetectionAttributes = new List <string>()
{
"ALL"
},
};
IndexFacesResponse indexFacesResponse = await rekognitionClient.IndexFacesAsync(indexFacesRequest);
Console.WriteLine($"{photo} added");
foreach (FaceRecord faceRecord in indexFacesResponse.FaceRecords)
{
Console.WriteLine($"Face detected: Faceid is {faceRecord.Face.FaceId}");
}
}
/// <summary>
///
/// </summary>
/// <param name="input"></param>
/// <param name="context"></param>
/// <returns></returns>
public async Task FunctionHandler(S3Event input, ILambdaContext context)
{
// Initialize the Amazon Cognito credentials provider
CognitoAWSCredentials credentials = new CognitoAWSCredentials(
"us-east-1:6d711ae9-1084-4a71-9ef6-7551ca74ad0b", // Identity pool ID
RegionEndpoint.USEast1 // Region
);
dynamoDbClient = new AmazonDynamoDBClient(credentials, RegionEndpoint.USEast1);
Table customersTbl = Table.LoadTable(dynamoDbClient, "Customer");
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient();
IAmazonS3 s3Client = new AmazonS3Client(RegionEndpoint.USEast2);
//Debug.WriteLine("Creating collection: " + FACE_COLLECTION_ID);
//CreateCollectionRequest createCollectionRequest = new CreateCollectionRequest()
//{
// CollectionId = FACE_COLLECTION_ID
//};
//CreateCollectionResponse createCollectionResponse = rekognitionClient.CreateCollectionAsync(createCollectionRequest).Result;
//Debug.WriteLine("CollectionArn : " + createCollectionResponse.CollectionArn);
//Debug.WriteLine("Status code : " + createCollectionResponse.StatusCode);
foreach (var record in input.Records)
{
//if(!SupportedImageTypes.Contains(Path.GetExtension(record.S3.Object.Key)))
//{
// Debug.WriteLine($"Object {record.S3.Bucket.Name}:{record.S3.Object.Key} is not a supported image type");
// continue;
//}
Image image = new Image()
{
S3Object = new Amazon.Rekognition.Model.S3Object
{
Bucket = record.S3.Bucket.Name,
Name = record.S3.Object.Key
}
};
GetObjectTaggingResponse taggingResponse = s3Client.GetObjectTaggingAsync(
new GetObjectTaggingRequest
{
BucketName = record.S3.Bucket.Name,
Key = record.S3.Object.Key
}
).Result;
Tag customerID = taggingResponse.Tagging[0];//TODO: HARDCODING!!
IndexFacesRequest indexFacesRequest = new IndexFacesRequest()
{
Image = image,
CollectionId = FACE_COLLECTION_ID,
ExternalImageId = record.S3.Object.Key,
DetectionAttributes = new List <String>()
{
"ALL"
}
};
IndexFacesResponse indexFacesResponse = rekognitionClient.IndexFacesAsync(indexFacesRequest).Result;
Debug.WriteLine(record.S3.Object.Key + " added");
foreach (FaceRecord faceRecord in indexFacesResponse.FaceRecords)
{
Debug.WriteLine("Face detected: Faceid is " + faceRecord.Face.FaceId);
Console.WriteLine("\nAfter Indexing, Updating FaceID of the Customer....");
string partitionKey = customerID.Value;
var customer = new Document();
customer["Id"] = Int32.Parse(partitionKey);
// List of attribute updates.
// The following replaces the existing authors list.
customer["FaceId"] = faceRecord.Face.FaceId;
// Optional parameters.
UpdateItemOperationConfig config = new UpdateItemOperationConfig
{
// Get updated item in response.
ReturnValues = ReturnValues.AllNewAttributes
};
Document updatedCustomer = customersTbl.UpdateItemAsync(customer, config).Result;
Console.WriteLine("UpdateMultipleAttributes: Printing item after updates ...");
PrintDocument(updatedCustomer);
}
}
return;
}
