WPF/WinForms/GDI interop: converting a WriteableBitmap to a System.Drawing.Image?

Question

How can I convert a WPF WriteableBitmap object to a System.Drawing.Image?

My WPF client app sends bitmap data to a web service, and the web service needs to construct a

Answer 1

this blog post shows how to encode your WriteableBitmap as a jpeg image. Perhaps that helps?

If you really want to transfer the raw image data (pixels) you could:

1. create a System.Drawing.Bitmap with the correct size
2. iterate over your raw data, convert the raw data to a System.Drawing.Color (e.g. via Color.FromArgb() and set each pixel color in the newly created image via SetPixel()

I'd definitely prefer the first solution (the one described in the blog post).