gst-launch-0.10 filesrc location=/misc/mp3/Electronica/Doof/Lets_Turn_On/Doof_-_05_-_Sunshrine.mp3 ! decodebin ! audioconvert ! fftwspectrum ! moodbar ! filesink location=test.mood Setting pipeline to PAUSED ... Pipeline is PREROLLING ... ERROR: from element /pipeline0/filesrc0: Internal data flow error. Additional debug info: gstbasesrc.c(1569): gst_base_src_loop (): /pipeline0/filesrc0: streaming task paused, reason not-linked (-1) ERROR: pipeline doesn't want to preroll. Setting pipeline to NULL ... FREEING pipeline ...