public static void Example()
{
String collectionId = "MyCollection";
AmazonRekognitionClient rekognitionClient = new AmazonRekognitionClient();
ListFacesResponse listFacesResponse = null;
Console.WriteLine("Faces in collection " + collectionId);
String paginationToken = null;
do
{
if (listFacesResponse != null)
{
paginationToken = listFacesResponse.NextToken;
}
ListFacesRequest listFacesRequest = new ListFacesRequest()
{
CollectionId = collectionId,
MaxResults = 1,
NextToken = paginationToken
};
listFacesResponse = rekognitionClient.ListFaces(listFacesRequest);
foreach (Face face in listFacesResponse.Faces)
{
Console.WriteLine(face.FaceId);
}
} while (listFacesResponse != null && !String.IsNullOrEmpty(listFacesResponse.NextToken));
}
public List <string> GetAllFacesInCollection(string collectionId)
{
AmazonRekognitionClient rekognitionClient = AmazonClient.GetInstance();
ListFacesResponse listFacesResponse = null;
List <string> faces = new List <string>();
string paginationToken = null;
do
{
if (listFacesResponse != null)
{
paginationToken = listFacesResponse.NextToken;
}
ListFacesRequest listFacesRequest = new ListFacesRequest()
{
CollectionId = collectionId,
MaxResults = 1,
NextToken = paginationToken
};
listFacesResponse = rekognitionClient.ListFaces(listFacesRequest);
foreach (Amazon.Rekognition.Model.Face face in listFacesResponse.Faces)
{
faces.Add(face.FaceId);
}
}while (listFacesResponse != null && !String.IsNullOrEmpty(listFacesResponse.NextToken));
return(faces);
}
public static Dictionary <string, string> GetFaceList(string _collectionId)
{
string collectionId = _collectionId;
Dictionary <string, string> _faceList = new Dictionary <string, string>();
_faceList.Clear();
using (rekognitionClient = new AmazonRekognitionClient(collectionRegion))
{
GettingFaceList();
}
void GettingFaceList()
{
try
{
ListFacesResponse listFacesResponse = null;
String paginationToken = null;
do
{
if (listFacesResponse != null)
{
paginationToken = listFacesResponse.NextToken;
}
ListFacesRequest listFacesRequest = new ListFacesRequest()
{
CollectionId = collectionId,
MaxResults = 1,
NextToken = paginationToken
};
listFacesResponse = rekognitionClient.ListFaces(listFacesRequest);
foreach (Face face in listFacesResponse.Faces)
{
_faceList[face.FaceId] = face.ExternalImageId;
}
} while (listFacesResponse != null && !String.IsNullOrEmpty(listFacesResponse.NextToken));
}
catch (AmazonRekognitionException e)
{
Console.WriteLine("AmazonRekognitionException: " + e);
}
catch (Exception e)
{
Console.WriteLine("Error: " + e);
}
}
return(_faceList);
}
public void RekognitionListFaces()
{
#region to-list-the-faces-in-a-collection-1482181416530
var client = new AmazonRekognitionClient();
var response = client.ListFaces(new ListFacesRequest
{
CollectionId = "myphotos",
MaxResults = 20
});
List <Face> faces = response.Faces;
#endregion
}
