:
set -x
gst-launch-1.0 --gst-debug=2 filesrc location="$1" ! queue ! decodebin ! audioconvert ! tee name=t \
    t. ! audio/x-raw ! queue ! autoaudiosink \
    t. ! audio/x-raw ! queue ! spacescope style=1 shader=0 ! videoconvert ! videoscale ! videorate ! video/x-raw,width=512,height=512,framerate=60/1 ! ximagesink