#gst-launch-1.0 v4l2src device=/dev/video4 ! video/x-raw,format=YUY2,width=640,height=480,framerate=30/1 ! videoconvert ! autovideosink

Setting pipeline to PAUSED ...
Pipeline is live and does not need PREROLL ...
Got context from element 'autovideosink0': gst.gl.GLDisplay=context, gst.gl.GLDisplay=(GstGLDisplay)"\(GstGLDisplayWayland\)\ gldisplaywayland0";
Pipeline is PREROLLED ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
Redistribute latency...
handling interrupt.
Interrupt: Stopping pipeline ...
Execution ended after 0:00:11.007625770
Setting pipeline to NULL ...
Freeing pipeline ...