Multimedia options: -pulseaudio .......... Enable PulseAudio support [auto] (Unix only) -alsa ................ Enable ALSA support [auto] (Unix only) -no-gstreamer ........ Disable support for GStreamer -gstreamer [version] . Enable GStreamer support [auto] With no parameter, 1.0 is tried first, then 0.10. -mediaplayer-backend ... Select media player backend (Windows only) Supported backends: directshow (default), wmf