public static Metadata ParseXmpDirectory(XmpDirectory directory, Metadata metadata)
{
var xmpProperties = directory.GetXmpProperties();
// aux https://www.exiv2.org/tags-xmp-aux.html
if (xmpProperties.TryGetValue("aux:Lens", out var lensType))
{
metadata.Camera.LensModel = lensType;
}
if (xmpProperties.TryGetValue("aux:SerialNumber", out var lensSerialNumber))
{
metadata.Camera.LensSerialNumber = lensSerialNumber;
}
// exifEX https://www.exiv2.org/tags-xmp-exifEX.html
if (xmpProperties.TryGetValue("exifEX:LensMake", out var lensMakeExifEx))
{
metadata.Camera.LensMake = lensMakeExifEx;
}
if (xmpProperties.TryGetValue("exifEX:LensModel", out var lensTypeExifEx))
{
metadata.Camera.LensModel = lensTypeExifEx;
}
if (xmpProperties.TryGetValue("exifEX:LensSerialNumber", out var lensSerialNumberExifEx))
{
metadata.Camera.LensSerialNumber = lensSerialNumberExifEx;
}
return(metadata);
}
public void TestGetXmpProperties()
{
var propertyMap = _directory.GetXmpProperties();
Assert.Equal(179, propertyMap.Count);
Assert.True(propertyMap.ContainsKey("photoshop:Country"));
Assert.Equal("Deutschland", propertyMap["photoshop:Country"]);
Assert.True(propertyMap.ContainsKey("tiff:ImageLength"));
Assert.Equal("900", propertyMap["tiff:ImageLength"]);
}
