Avoid a deadlock when consume_frame() blocks waiting for a buffer
Avoid a deadlock when consume_frame() blocks waiting for a buffer

sledges/gst-droid,sailfishos/gst-droid,sledges/gst-droid,foolab/gst-droid,mlehtima/gst-droid,foolab/gst-droid,sledges/gst-droid,mlehtima/gst-droid