private static void SavePhotoMetaToDatabase(string key, SingleFaceFaceAPIInfoDTO faceInfo, string tableName, TraceWriter log)
{
string myAccountName = "roboshellstore"; //TODO
string myAccountKey = "lGlfZMuRzmAnsecHA/st9Xrp/DGj+vtW9cvmeidAxfRz3kcSPuQAe9S63GPK/TmYhQBZnr3AotWEW1EIUbFXOg=="; //TODO
StorageCredentials storageCredentials = new StorageCredentials(myAccountName, myAccountKey);
CloudStorageAccount cloudStorageAccount = new CloudStorageAccount(storageCredentials, useHttps: true);
CloudTableClient tableClient = cloudStorageAccount.CreateCloudTableClient();
CloudTable table = tableClient.GetTableReference(tableName);
if (faceInfo.Emotion == null)
{
faceInfo.Emotion = "";
}
PhotoInfoTableEntity photoInfoEntity = new PhotoInfoTableEntity(key, faceInfo);
// Create the TableOperation object that inserts the customer entity.
TableOperation insertOperation = TableOperation.Insert(photoInfoEntity);
// Execute the insert operation.
table.Execute(insertOperation);
log.Info("SAVING PHOTO INFO TO DB");
}
public PhotoInfoTableEntity(string key, SingleFaceFaceAPIInfoDTO photoInfo)
{
this.PartitionKey = PhotosAnalyzer.PARTITION_KEY;//TODO
this.RowKey = key;
this.Age = photoInfo.Age;
this.Gender = photoInfo.Gender;
this.Emotion = photoInfo.Emotion;
}
private static async Task SaveToDatabase(byte[] photoAsByteArray, PhotoInfoDTO photoInfoDTO, TraceWriter log)
{
string new_elem_guid = Guid.NewGuid().ToString();
SingleFaceFaceAPIInfoDTO singleFaceFaceApiInfo = new SingleFaceFaceAPIInfoDTO {
FaceRectangle = new Rectangle(0, 0, 0, 0),
Age = double.Parse(photoInfoDTO.Age),
Emotion = photoInfoDTO.Emotion,
Gender = photoInfoDTO.Gender
};
SavePhotoMetaToDatabase(new_elem_guid, singleFaceFaceApiInfo, "photosInfo", log);
SavePhotoToDatabase(new_elem_guid, photoAsByteArray, "photos", log);
}
public static async Task <Tuple <FaceAPIInfoDTO, List <SingleFaceFaceAPIInfoDTO> > > AnalyzeFacesAsync(HttpClient client, byte[] photoAsByteArray)
{
bool foundAndProcessedFaces = false;
string faceCountAsString = "", gender = "", age = "";
string requestParameters = string.Join("&", "returnFaceId=true", "returnFaceLandmarks=false", "returnFaceAttributes=age,gender");
string uri = Config.FaceAPIEndpoint + "?" + requestParameters;
string faceAPIResponse = await PhotoAPICall(client, uri, Config.FaceAPIKey, photoAsByteArray);
JArray faces = JArray.Parse(faceAPIResponse);
int males = 0, females = 0, faceCount = 0;
double sumage = 0;
List <SingleFaceFaceAPIInfoDTO> faceApiInfos = new List <SingleFaceFaceAPIInfoDTO>();
// TODO: foreach (JToken face in faces)
JToken face = faces.First;
{
faceCount++;
if (face.SelectToken("faceAttributes").SelectToken("gender").ToString().Equals("male"))
{
males++;
}
else
{
females++;
}
sumage += face.SelectToken("faceAttributes").SelectToken("age").Value <double>();
Rectangle faceRectangle = new Rectangle {
Width = face.SelectToken("faceRectangle").SelectToken("width").Value <int>(),
Height = face.SelectToken("faceRectangle").SelectToken("height").Value <int>(),
X = face.SelectToken("faceRectangle").SelectToken("left").Value <int>(),
Y = face.SelectToken("faceRectangle").SelectToken("top").Value <int>()
};
SingleFaceFaceAPIInfoDTO singleFaceInfoDto = new SingleFaceFaceAPIInfoDTO();
singleFaceInfoDto.FaceRectangle = faceRectangle;
singleFaceInfoDto.Age = face.SelectToken("faceAttributes").SelectToken("age")
.Value <double>();
singleFaceInfoDto.Gender = face.SelectToken("faceAttributes").SelectToken("gender")
.ToString();
singleFaceInfoDto.Emotion = "";//TODO
faceApiInfos.Add(singleFaceInfoDto);
}
if (males == 0 && females > 0)
{
gender = "F";
}
if (males > 0 && females == 0)
{
gender = "M";
}
if (males > 0 && females > 0)
{
gender = males > females ? "MF" : "FM";
}
age = ((int)(sumage / faceCount)).ToString();
if (faceCount > 0)
{
foundAndProcessedFaces = true;
}
faceCountAsString = faceCount.ToString();
return(new Tuple <FaceAPIInfoDTO, List <SingleFaceFaceAPIInfoDTO> >(
new FaceAPIInfoDTO {
Age = age,
FaceCountAsString = faceCountAsString,
Gender = gender,
FoundAndProcessedFaces = foundAndProcessedFaces
},
faceApiInfos));
}
