/// <summary>
/// Unmarshaller the response from the service to the response class.
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public override AmazonWebServiceResponse Unmarshall(JsonUnmarshallerContext context)
{
ListFacesResponse response = new ListFacesResponse();
context.Read();
int targetDepth = context.CurrentDepth;
while (context.ReadAtDepth(targetDepth))
{
if (context.TestExpression("FaceModelVersion", targetDepth))
{
var unmarshaller = StringUnmarshaller.Instance;
response.FaceModelVersion = unmarshaller.Unmarshall(context);
continue;
}
if (context.TestExpression("Faces", targetDepth))
{
var unmarshaller = new ListUnmarshaller <Face, FaceUnmarshaller>(FaceUnmarshaller.Instance);
response.Faces = unmarshaller.Unmarshall(context);
continue;
}
if (context.TestExpression("NextToken", targetDepth))
{
var unmarshaller = StringUnmarshaller.Instance;
response.NextToken = unmarshaller.Unmarshall(context);
continue;
}
}
return(response);
}
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);
}
//get list of faces from face collection
public List <Face> GetListOfFaceInFaceCollection()
{
ListFacesResponse listFaceResponse = null;
string pageToken = string.Empty;
if (listFaceResponse != null)
{
pageToken = listFaceResponse.NextToken;
}
//var getresponse = rekoClient.ListCollections(new ListCollectionsRequest
//{
//});
listFaceResponse = rekoClient.ListFaces(new ListFacesRequest
{
CollectionId = "myphotos",
MaxResults = 1,
NextToken = pageToken
});
//pageToken = listFaceResponse.NextToken;
List <Face> lstFace = listFaceResponse.Faces;
//List<string> collectionIds = getresponse.CollectionIds;
return(lstFace);
}
private static void ListFaces()
{
ListFacesResponse response = null;
Console.WriteLine("Faces in collection " + collectionId);
String paginationToken = null;
do
{
if (response != null)
{
paginationToken = response.NextToken;
}
ListFacesRequest request = new ListFacesRequest()
{
CollectionId = collectionId,
MaxResults = 1,
NextToken = paginationToken
};
response = rekognitionClient.ListFacesAsync(request).Result;
foreach (Face face in response.Faces)
{
Console.WriteLine(face.FaceId);
}
} while (response != null && !String.IsNullOrEmpty(response.NextToken));
}
// snippet-start:[Rekognition.dotnetv3.ListFacesExample]
public static async Task Main()
{
string collectionId = "MyCollection2";
var rekognitionClient = new AmazonRekognitionClient();
var listFacesResponse = new ListFacesResponse();
Console.WriteLine($"Faces in collection {collectionId}");
var listFacesRequest = new ListFacesRequest
{
CollectionId = collectionId,
MaxResults = 1,
};
do
{
listFacesResponse = await rekognitionClient.ListFacesAsync(listFacesRequest);
listFacesResponse.Faces.ForEach(face =>
{
Console.WriteLine(face.FaceId);
});
listFacesRequest.NextToken = listFacesResponse.NextToken;
}while (!string.IsNullOrEmpty(listFacesResponse.NextToken));
}
public void SetTheCorrectNumberOfItems()
{
const int expectedCount = 3;
var queryResult = CreateQueryResultWithFaces(expectedCount);
var response = ListFacesResponse.FromQuery(queryResult);
Assert.Equal(expectedCount, response.Items.Count);
}
public static ListFacesResponse Unmarshall(UnmarshallerContext context)
{
ListFacesResponse listFacesResponse = new ListFacesResponse();
listFacesResponse.HttpResponse = context.HttpResponse;
listFacesResponse.Code = context.StringValue("ListFaces.Code");
listFacesResponse.Message = context.StringValue("ListFaces.Message");
listFacesResponse.NextCursor = context.StringValue("ListFaces.NextCursor");
listFacesResponse.TotalCount = context.IntegerValue("ListFaces.TotalCount");
listFacesResponse.RequestId = context.StringValue("ListFaces.RequestId");
listFacesResponse.Action = context.StringValue("ListFaces.Action");
List <ListFacesResponse.ListFaces_Face> listFacesResponse_faces = new List <ListFacesResponse.ListFaces_Face>();
for (int i = 0; i < context.Length("ListFaces.Faces.Length"); i++)
{
ListFacesResponse.ListFaces_Face face = new ListFacesResponse.ListFaces_Face();
face.Id = context.LongValue("ListFaces.Faces[" + i + "].Id");
face.IdStr = context.StringValue("ListFaces.Faces[" + i + "].IdStr");
face.Name = context.StringValue("ListFaces.Faces[" + i + "].Name");
face.PhotosCount = context.IntegerValue("ListFaces.Faces[" + i + "].PhotosCount");
face.State = context.StringValue("ListFaces.Faces[" + i + "].State");
face.IsMe = context.BooleanValue("ListFaces.Faces[" + i + "].IsMe");
face.Ctime = context.LongValue("ListFaces.Faces[" + i + "].Ctime");
face.Mtime = context.LongValue("ListFaces.Faces[" + i + "].Mtime");
List <string> face_axis = new List <string>();
for (int j = 0; j < context.Length("ListFaces.Faces[" + i + "].Axis.Length"); j++)
{
face_axis.Add(context.StringValue("ListFaces.Faces[" + i + "].Axis[" + j + "]"));
}
face.Axis = face_axis;
ListFacesResponse.ListFaces_Face.ListFaces_Cover cover = new ListFacesResponse.ListFaces_Face.ListFaces_Cover();
cover.Id = context.LongValue("ListFaces.Faces[" + i + "].Cover.Id");
cover.IdStr = context.StringValue("ListFaces.Faces[" + i + "].Cover.IdStr");
cover.Title = context.StringValue("ListFaces.Faces[" + i + "].Cover.Title");
cover.FileId = context.StringValue("ListFaces.Faces[" + i + "].Cover.FileId");
cover.State = context.StringValue("ListFaces.Faces[" + i + "].Cover.State");
cover.Md5 = context.StringValue("ListFaces.Faces[" + i + "].Cover.Md5");
cover.IsVideo = context.BooleanValue("ListFaces.Faces[" + i + "].Cover.IsVideo");
cover.Width = context.LongValue("ListFaces.Faces[" + i + "].Cover.Width");
cover.Height = context.LongValue("ListFaces.Faces[" + i + "].Cover.Height");
cover.Ctime = context.LongValue("ListFaces.Faces[" + i + "].Cover.Ctime");
cover.Mtime = context.LongValue("ListFaces.Faces[" + i + "].Cover.Mtime");
cover.Remark = context.StringValue("ListFaces.Faces[" + i + "].Cover.Remark");
face.Cover = cover;
listFacesResponse_faces.Add(face);
}
listFacesResponse.Faces = listFacesResponse_faces;
return(listFacesResponse);
}
public void SetTheRatePerDay()
{
var expectedRate = 444.88m;
var queryFace = new FaceBuilder().WithRatePerDay(expectedRate).Build();
var queryResult = new ListFacesResult(new[] { queryFace });
var response = ListFacesResponse.FromQuery(queryResult);
var responseFace = Assert.Single(response.Items);
Assert.Equal(expectedRate, responseFace.RatePerDay);
}
public void SetTheName()
{
const string expectedName = "An Expected Face";
var queryFace = new FaceBuilder().WithName(expectedName).Build();
var queryResult = new ListFacesResult(new[] { queryFace });
var response = ListFacesResponse.FromQuery(queryResult);
var responseFace = Assert.Single(response.Items);
Assert.Equal(expectedName, responseFace.Name);
}
public void SetTheId()
{
var expectedId = Guid.NewGuid();
var queryFace = new FaceBuilder().WithId(expectedId).Build();
var queryResult = new ListFacesResult(new[] { queryFace });
var response = ListFacesResponse.FromQuery(queryResult);
var responseFace = Assert.Single(response.Items);
Assert.Equal(expectedId.ToString(), responseFace.Id);
}
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);
}
