Would it be possible to write the FM radio output to a buffer or something like that, effectively "pausing" the radio stream so I can listen to it a couple of seconds "behind" live streaming?
gst-launch autoaudiosrc device=hw:1 ! audioconvert ! queue min-threshold-time=1000000000 ! autoaudiosink
git clone git@gitorious.org:harmattan-projects/gst-plugins-good.git