Move the functionality that collects the backchannel bin and turns it into an RTSP stream object into a vfunc so that implementations can override the behaviour or timing of the call Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8378>
gst-rtsp-server is a library on top of GStreamer for building an RTSP server There are some examples in the examples/ directory and more comprehensive documentation in docs/README.