Thank you Loic, I used the second method you suggested.
Thank you!

Meanwhile I've tried using arcs, beziers... no way.
I can create a new image, draw an ellipse on it, rotate the image and publish the image on the other, but performance is too low.
I'm starting to think that it's not possible: panic!

I need to draw rotated ellipses on a jpg image using GdPicture7.
I see that there is a GdPictureImaging.DrawRotatedRectangle method, but not an equivalent one for ellipses.
Any idea to achieve it?
Thanks!

Oh, well... If I save without "progressive" option it's ok! SO: SaveAsJPEG(gdRef,filename, 100, false); works I don't know if that's a normal behaviour for "progressive" jpg , however I don't need them to be progressive, so that's a solution. I leave this auto-answer here for oth...

Ew....another problem... now that I correctly set the exif data, I see that, while in memory, the image contains all the tags, but when saved it lose them. If I try to check the saved image reloading it or with an external exif reader program, it has no saved tags. I've set a TagsSetPreserve(true), ...

Thank you, now I understand ...
I did look at the reference guide but It wasn't enough for me
Thanks again

[C#, GdPicture.net 7] No exif data is written into the image.... where is the problem? GdPictureImaging gdi = new GdPictureImaging(); gdi.SetLicenseNumber("XXXXXXXXXXXXXXXX"); string value = "testMaker"; int imgId = gdi.CreateGdPictureImageFromFile(@"C:\test.jpg"); stri...