sudo apt-get install gstreamer1.0-tools Makes a difference, I didn't have gst-launch-1.0 or gst-inspect-1.0 On 9/25/20, Alan Corey <alan01346@xxxxxxxxx> wrote: > Hmm, this is on a Raspberry Pi under Raspbian. There seems to be a > partial or broken gstreamer. dpgk-query shows > > ii gstreamer0.10-alsa:armhf 0.10.36-2 > armhf GStreamer plugin for ALSA > ii gstreamer0.10-plugins-base:armhf 0.10.36-2 > armhf GStreamer plugins from the "base" set > ii gstreamer1.0-alsa:armhf 1.14.4-2 > armhf GStreamer plugin for ALSA > ii gstreamer1.0-libav:armhf > 1.15.0.1+git20180723+db823502-2 armhf libav plugin for > GStreamer > ii gstreamer1.0-omx 1.14.4-1+rpt1 > armhf GStreamer OpenMAX plugins > ii gstreamer1.0-omx-rpi 1.14.4-1+rpt1 > armhf OpenMax plugins for GStreamer > ii gstreamer1.0-omx-rpi-config 1.14.4-1+rpt1 > armhf OpenMax plugins for GStreamer > ii gstreamer1.0-plugins-bad:armhf 1.14.4-1+b1 > armhf GStreamer plugins from the "bad" set > ii gstreamer1.0-plugins-base:armhf 1.14.4-2 > armhf GStreamer plugins from the "base" set > ii gstreamer1.0-plugins-good:armhf 1.14.4-1+rpt1 > armhf GStreamer plugins from the "good" set > ii gstreamer1.0-plugins-ugly:armhf 1.14.4-1 > armhf GStreamer plugins from the "ugly" set > ii gstreamer1.0-x:armhf 1.14.4-2 > armhf GStreamer plugins for X11 and Pango > ii libgstreamer-gl1.0-0:armhf 1.14.4-2 > armhf GStreamer GL libraries > ii libgstreamer-plugins-bad1.0-0:armhf 1.14.4-1+b1 > armhf GStreamer libraries from the "bad" set > ii libgstreamer-plugins-base0.10-0:armhf 0.10.36-2 > armhf GStreamer libraries from the "base" set > ii libgstreamer-plugins-base1.0-0:armhf 1.14.4-2 > armhf GStreamer libraries from the "base" set > ii libgstreamer0.10-0:armhf 0.10.36-1.5 > armhf Core GStreamer libraries and elements > ii libgstreamer1.0-0:armhf 1.14.4-1 > armhf Core GStreamer libraries and elements > ii libreoffice-avmedia-backend-gstreamer 1:6.1.5-3+rpi1+deb10u6+rpt1 > armhf GStreamer backend for LibreOffice > > But I don't find gst-launch other than the rygel one which I just > installed from the debs. > gst-inspect-1.0: command not found > > I've never explicitly used gstreamer so I don't know anything about > it, just seen the name as a requirement. > > > > On 9/25/20, Stuart Longland <stuartl@xxxxxxxxxxxxxxxxxx> wrote: >> On 10/9/20 12:19 pm, Alan Corey wrote: >>> Wacky idea probably. But most social media sites won't let you post >>> an mp3 (might be copyrighted) but will let you post videos. So do a >>> video of the Audacity main window with the cursor moving through the >>> waveform as the audio is played. Yes, you could capture a screen area >>> with ffmpeg and try to sync it to the audio. Just an idea. You can >>> feed frames and probably the audio through ffmpeg. Sharp lines won't >>> make a good MPEG though. >> >> I'd probably have a look at gstreamer and see if there's a >> "visualisation" plug-in that would do what you want. >> >> https://gstreamer.freedesktop.org/documentation/audiovisualizers/index.html >> >> Something like: >> >>> gst-launch-1.0 filesrc >>> location="${HOME}/music/by-track-artist/Santana/Let >>> It Shine.ogg" ! oggdemux ! vorbisdec ! tee name=t ! queue ! audioconvert >>> ! >>> mux. t. ! queue ! audioconvert ! spectrascope ! videoconvert ! >>> avenc_mjpeg >>> ! mux. avimux name=mux ! filesink location=/tmp/test.avi >> >> might do what you want. >> -- >> Stuart Longland (aka Redhatter, VK4MSL) >> >> I haven't lost my mind... >> ...it's backed up on a tape somewhere. >> >> >> _______________________________________________ >> Alsa-user mailing list >> Alsa-user@xxxxxxxxxxxxxxxxxxxxx >> https://lists.sourceforge.net/lists/listinfo/alsa-user >> > > > -- > ------------- > No, I won't call it "climate change", do you have a "reality problem"? - > AB1JX > Cities are cages built to contain excess people and keep them from > cluttering up nature. > Impeach Impeach Impeach Impeach Impeach Impeach Impeach Impeach > -- ------------- No, I won't call it "climate change", do you have a "reality problem"? - AB1JX Cities are cages built to contain excess people and keep them from cluttering up nature. Impeach Impeach Impeach Impeach Impeach Impeach Impeach Impeach _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user
