public static DistortionParameters Import(string path, Size imageSize)
{
if (!File.Exists(path))
{
return(null);
}
DistortionParameters parameters = null;
try
{
XmlReaderSettings settings = new XmlReaderSettings();
settings.IgnoreComments = true;
settings.IgnoreProcessingInstructions = true;
settings.IgnoreWhitespace = true;
settings.CloseInput = true;
using (XmlReader r = XmlReader.Create(path, settings))
{
r.MoveToContent();
parameters = DistortionSerializer.Deserialize(r, imageSize);
}
}
catch
{
log.ErrorFormat("Import of lens distortion parameters failed.");
}
return(parameters);
}
public static void Export(string path, DistortionParameters parameters, Size imageSize)
{
XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
settings.CloseOutput = true;
using (XmlWriter w = XmlWriter.Create(path, settings))
{
DistortionSerializer.Serialize(w, parameters, true, imageSize);
}
}
public void ReadXml(XmlReader r, PointF scale, Size imageSize)
{
r.ReadStartElement();
while (r.NodeType == XmlNodeType.Element)
{
switch (r.Name)
{
case "CalibrationPlane":
calibratorType = CalibratorType.Plane;
calibrator = calibrationPlane;
calibrationPlane.ReadPlaneXml(r, scale);
ComputeCoordinateSystemGrid();
break;
case "CalibrationLine":
calibratorType = CalibratorType.Line;
//calibrator = calibrationLine;
calibrator = calibrationPlane;
calibrationPlane.ReadLineXml(r, scale);
//calibrationLine.ReadXml(r, scale);
break;
case "CalibrationDrawingId":
Guid result;
bool parsed = Guid.TryParse(r.ReadElementContentAsString(), out result);
if (parsed)
{
calibrationDrawingId = result;
}
break;
case "Unit":
lengthUnit = (LengthUnit)Enum.Parse(typeof(LengthUnit), r.ReadElementContentAsString());
break;
case "CameraCalibration":
DistortionParameters parameters = DistortionSerializer.Deserialize(r, imageSize);
distortionHelper.Initialize(parameters, imageSize);
break;
default:
string unparsed = r.ReadOuterXml();
log.DebugFormat("Unparsed content in KVA XML: {0}", unparsed);
break;
}
}
r.ReadEndElement();
AfterCalibrationChanged();
}
public void WriteXml(XmlWriter w)
{
if (calibratorType == CalibratorType.Line)
{
w.WriteStartElement("CalibrationLine");
calibrationLine.WriteXml(w);
w.WriteEndElement();
}
else if (calibratorType == CalibratorType.Plane)
{
w.WriteStartElement("CalibrationPlane");
calibrationPlane.WriteXml(w);
w.WriteEndElement();
}
w.WriteStartElement("Unit");
w.WriteAttributeString("Abbreviation", GetLengthAbbreviation());
w.WriteString(lengthUnit.ToString());
w.WriteEndElement();
DistortionSerializer.Serialize(w, distortionHelper.Parameters, false, imageSize);
}
