C# DwmApi Thumbnail to Stream

Question

Is it possible to convert captured image to stream using DwmApi with C#?

Or is it possible to convert the captured image to bitmap format and stream it with "Motion-JPEG-Streaming-Server"?

https://www.codeproject.com/Articles/371955/Motion-JPEG-Streaming-Server

var handledWindow = new WindowInteropHelper(this).Handle;

I was able to transfer the image to the main window with But I could not convert the image in the main window to bitmap and stream it.