private void CreateMapAndSetInitialTransformations()
{
switch (SelectedImageFileFormat)
{
case ImageFileFormat.ImageFile:
using (var ms = new MemoryStream(originalMapBytes))
{
Map = new Map(ms);
ms.Position = 0;
var ed = QuickRouteJpegExtensionData.FromStream(ms);
// is it a QuickRoute image? if yes, use embedded transformation matrix
if (ed != null && ed.Sessions != null && ed.Sessions.Count > 0)
{
InitialTransformation = ed.Sessions.CalculateAverageTransformation();
}
break;
}
case ImageFileFormat.QuickRouteFile:
using (var ms = new MemoryStream(originalMapBytes))
{
var d = Document.OpenFromQrt(ms);
if (d != null)
{
Map = d.Map;
InitialTransformation = d.Sessions.CalculateAverageTransformation();
}
}
break;
case ImageFileFormat.KmzFile:
using (var ms = new MemoryStream(originalMapBytes))
{
var kmz = new KmzDocument(ms);
if (kmz.ImageStream != null)
{
Map = new Map(kmz.ImageStream);
InitialTransformation = kmz.Transformation;
}
break;
}
}
}
private static Image GetImageFromBytes(byte[] bytes, ImageFileFormat fileFormat)
{
try
{
switch (fileFormat)
{
case ImageFileFormat.ImageFile:
using (var ms = new MemoryStream(bytes))
{
return Image.FromStream(ms);
}
case ImageFileFormat.QuickRouteFile:
using (var ms = new MemoryStream(bytes))
{
var d = Document.OpenFromQrt(ms);
return d.Map.Image;
}
case ImageFileFormat.KmzFile:
using (var ms = new MemoryStream(bytes))
{
var kmz = new KmzDocument(ms);
if (kmz.ImageStream != null)
{
return Image.FromStream(kmz.ImageStream);
}
}
break;
}
}
catch
{
}
return null;
}
