How to take a screenshot from a session in Media Foundation?

Question

reverse engineering

Hello! It is required to take a screenshot from the application at the right time (it can be blocked, minimized, or even in a different session). The application plays a video stream through the Media Foundation:

As I understand it, you need to intercept the MFCreateMediaSession in order to get the IMFMediaSession, but what to do next with this object? And can it be accessed from another thread?