/// <summary>
/// Identifiziert Personen auf einem Bild
/// </summary>
/// <param name="pImageUrl">öffentlich zugängliche URL zum Bild</param>
/// <returns>Datentransferobjekt mit den erkannten Personen</returns>
public static DTOCognitivePerson IdentifyFaces(string pImageUrl)
{
DTOCognitivePerson _personen = new DTOCognitivePerson();
FaceClient faceClient = new FaceClient(new ApiKeyServiceClientCredentials(MyConstants.FACESUBSCRIPTIONKEY), new System.Net.Http.DelegatingHandler[] { });
faceClient.Endpoint = MyConstants.FACEENDPOINT;
string personGroupId = MyConstants.PERSONGROUPID;
// Alter und Geschlecht erkennen
FaceAttributeType[] faceAttributes = { FaceAttributeType.Age, FaceAttributeType.Gender };
try
{
// Gesichter erkennen
var faces = faceClient.Face.DetectWithUrlAsync(pImageUrl, true, false, faceAttributes).GetAwaiter().GetResult();
var faceids = faces.Select(e => (Guid)e.FaceId).ToList();
// Gesichter idetifizieren
var identifyResults = faceClient.Face.IdentifyAsync(faceids, personGroupId).GetAwaiter().GetResult();
for (int i = 0; i < identifyResults.Count; i++)
{
CognitivePerson myPers = new CognitivePerson();
myPers.DetFace = faces[i];
myPers.IdentRes = identifyResults[i];
if (identifyResults[i].Candidates.Count > 0)
{
var candidateId = identifyResults[i].Candidates[0].PersonId;
myPers.pers = faceClient.PersonGroupPerson.GetAsync(personGroupId, candidateId).GetAwaiter().GetResult();
}
else
{
// Wenn nicht individualisierbar, "Unbekannt"
myPers.pers = new Person(new Guid(), "Unbekannt");
}
_personen.CognitivePeople.Add(myPers);
}
}
catch (Exception e)
{
// Bei Fehler KI Message zurückgeben
_personen.KIMessage = e.Message;
}
return(_personen);
}
/// <summary>
/// Generiert aus volare Objekt-ID und Bild-URL ein MARC21 Katalogisat
/// </summary>
/// <param name="pUrlToImage">öffentlich erreichbare URL zum Bild</param>
/// <param name="pOid">volare Objekt ID</param>
public MARCGenerator(string pUrlToImage, string pOid)
{
_oid = pOid;
Guid _guid = Guid.NewGuid();
_marcFileName = _guid.ToString() + ".xml";
_marcFilePath = MyConstants.PATHTOMARCFILES + _marcFileName;
//Standardkatalogisat erstellen
using (var fs2 = new FileStream(_marcFilePath, FileMode.OpenOrCreate))
{
using (var writer = new MarcXmlWriter(fs2, "UTF-8"))
{
var record = MarcFactory.Instance.NewRecord();
//Personenerkennung
DTOCognitivePerson _personen = Helper.FaceHelper.IdentifyFaces(pUrlToImage);
//Objekterkennung
ObjectHelper _objekte = new ObjectHelper(pOid, pUrlToImage);
//Landeskundliche Elemente
CustomVisionHelper _landeskundliches = new CustomVisionHelper(pUrlToImage);
//Feld 007
record.AddVariableField(MarcFactory.Instance.NewControlField("007", string.Format("kv-ci|")));
record.AddVariableField(MarcFactory.Instance.NewControlField("007", string.Format("gs-c|||||")));
// Feld 008
if (_personen.GetEstimatedYear() != 0)
{
record.AddVariableField(MarcFactory.Instance.NewControlField("008", string.Format("150204q{0}----xx----------------f-zxx-d", _personen.GetEstimatedYear())));
}
else
{
record.AddVariableField(MarcFactory.Instance.NewControlField("008", string.Format("150204q19002020xx----------------f-zxx-d", _personen.GetEstimatedYear())));
}
// Feld 040
var _040 = MarcFactory.Instance.NewDataField("040", ' ', ' ');
_040.AddSubfield(MarcFactory.Instance.NewSubfield('a', "AT-VLB"));
_040.AddSubfield(MarcFactory.Instance.NewSubfield('b', "ger"));
_040.AddSubfield(MarcFactory.Instance.NewSubfield('d', "AT-VLB"));
_040.AddSubfield(MarcFactory.Instance.NewSubfield('e', "rda_VBV_Version_02"));
record.AddVariableField(_040);
// Feld 24510, Titel
var _24510 = MarcFactory.Instance.NewDataField("245", '1', '0');
_24510.AddSubfield(MarcFactory.Instance.NewSubfield('a', _objekte.GetImageSummary().Value));
record.AddVariableField(_24510);
// Feld 264 1
if (_personen.GetEstimatedYear() != 0)
{
var _264 = MarcFactory.Instance.NewDataField("264", ' ', '0');
_264.AddSubfield(MarcFactory.Instance.NewSubfield('c', _personen.GetEstimatedYear().ToString()));
_264.AddSubfield(MarcFactory.Instance.NewSubfield('9', "Anhand der abgebildeten Personen geschätzt"));
record.AddVariableField(_264);
}
//Feld 300
var _300 = MarcFactory.Instance.NewDataField("300", ' ', ' ');
_300.AddSubfield(MarcFactory.Instance.NewSubfield('a', "1 Digitales Bild"));
if (_objekte.IsImageBlackWhite())
{
_300.AddSubfield(MarcFactory.Instance.NewSubfield('b', "schwarz-weiß"));
}
else
{
_300.AddSubfield(MarcFactory.Instance.NewSubfield('b', "farbig"));
}
_300.AddSubfield(MarcFactory.Instance.NewSubfield('c', string.Format("{0} x {1} Pixel", _objekte.ImageWidth, _objekte.ImageHeight)));
record.AddVariableField(_300);
//Feld 336 (RDA!)
var _336 = MarcFactory.Instance.NewDataField("336", ' ', ' ');
_336.AddSubfield(MarcFactory.Instance.NewSubfield('a', "unbewegtes Bild"));
_336.AddSubfield(MarcFactory.Instance.NewSubfield('b', "sti"));
_336.AddSubfield(MarcFactory.Instance.NewSubfield('2', "rdacontent"));
record.AddVariableField(_336);
//Feld 337 (RDA!)
var _337 = MarcFactory.Instance.NewDataField("337", ' ', ' ');
_337.AddSubfield(MarcFactory.Instance.NewSubfield('a', "projizierbar"));
_337.AddSubfield(MarcFactory.Instance.NewSubfield('b', "g"));
_337.AddSubfield(MarcFactory.Instance.NewSubfield('2', "rdamedia"));
record.AddVariableField(_337);
//Feld 338 (RDA!)
var _338 = MarcFactory.Instance.NewDataField("338", ' ', ' ');
_338.AddSubfield(MarcFactory.Instance.NewSubfield('a', "Digitalisat"));
_338.AddSubfield(MarcFactory.Instance.NewSubfield('b', "gs"));
_338.AddSubfield(MarcFactory.Instance.NewSubfield('2', "rdacarrier"));
record.AddVariableField(_338);
//Feld 600 (Person)
foreach (CognitivePerson p in _personen.CognitivePeople)
{
if (p.pers.Name != "Unbekannt")
{
var _60014 = MarcFactory.Instance.NewDataField("600", '1', '4');
_60014.AddSubfield(MarcFactory.Instance.NewSubfield('a', p.pers.Name));
if (p.GetYearOfBirth() > 0)
{
if (p.GetYearOfDeath() > 0)
{
_60014.AddSubfield(MarcFactory.Instance.NewSubfield('d', string.Format("{0}-{1}", p.GetYearOfBirth(), p.GetYearOfDeath())));
}
else
{
_60014.AddSubfield(MarcFactory.Instance.NewSubfield('d', string.Format("{0}-", p.GetYearOfBirth())));
}
}
if (p.GetProfession() != string.Empty)
{
_60014.AddSubfield(MarcFactory.Instance.NewSubfield('g', p.GetProfession()));
}
if (p.pers.UserData != null)
{
_60014.AddSubfield(MarcFactory.Instance.NewSubfield('4', "(DE-588)" + p.pers.UserData));
}
record.AddVariableField(_60014);
}
}
// Feld 520 9, Tags
string _tags = string.Empty;
foreach (ObjectValue tags in _objekte.GetImageTags())
{
if (tags.Confidence > 50)
{
_tags += tags.Value + "; ";
}
}
if (_tags.Length > 1)
{
_tags = _tags.Substring(0, _tags.Length - 2);
}
var _5209 = MarcFactory.Instance.NewDataField("520", '9', ' ');
_5209.AddSubfield(MarcFactory.Instance.NewSubfield('a', _tags));
record.AddVariableField(_5209);
// Feld 520 9, Erkannter Text
if (_objekte.GetImageText() != string.Empty)
{
var _5209_2 = MarcFactory.Instance.NewDataField("520", '9', ' ');
_5209_2.AddSubfield(MarcFactory.Instance.NewSubfield('a', "Abgebildeter Text: " + _objekte.GetImageText()));
record.AddVariableField(_5209_2);
}
//Feld 659, Landeskundliche Elemente
foreach (CustomVisionValue cvv in _landeskundliches.MyCustomVisionValues)
{
if (cvv.Confidence > 98)
{
var _659 = MarcFactory.Instance.NewDataField("659", ' ', ' ');
_659.AddSubfield(MarcFactory.Instance.NewSubfield('a', cvv.Name));
if (cvv.GeonamesNumber.Length > 1)
{
_659.AddSubfield(MarcFactory.Instance.NewSubfield('u', cvv.GeonamesLink));
}
if (cvv.Lat != 0)
{
_659.AddSubfield(MarcFactory.Instance.NewSubfield('b', cvv.Lat.ToString().Replace(',', '.') + ", " + cvv.Lon.ToString().Replace(',', '.')));
}
record.AddVariableField(_659);
}
}
//856 LINK
var _856 = MarcFactory.Instance.NewDataField("856", '7', '0');
_856.AddSubfield(MarcFactory.Instance.NewSubfield('u', "https://pid.volare.vorarlberg.at/" + _oid));
_856.AddSubfield(MarcFactory.Instance.NewSubfield('z', "Digitalisat"));
_856.AddSubfield(MarcFactory.Instance.NewSubfield('2', "file"));
record.AddVariableField(_856);
//948 LINK
var _948 = MarcFactory.Instance.NewDataField("948", ' ', ' ');
_948.AddSubfield(MarcFactory.Instance.NewSubfield('a', "Vorarlberg-Sammlungen"));
record.AddVariableField(_948);
//948 LINK
var _931 = MarcFactory.Instance.NewDataField("931", ' ', ' ');
_931.AddSubfield(MarcFactory.Instance.NewSubfield('a', _oid));
record.AddVariableField(_931);
//TYP LINK
var _typ = MarcFactory.Instance.NewDataField("TYP", ' ', ' ');
_typ.AddSubfield(MarcFactory.Instance.NewSubfield('a', "Bildmaterial"));
record.AddVariableField(_typ);
_recordASString = record.ToString();
// Marc-XML-File auf Filesystem schreiben
writer.Write(record);
}
}
}