Hi,
You should try to install the `sdl` support. See for instance:
https://github.com/savonet/liquidsoap/issues/575
Romain
2018-07-14 21:55 GMT+02:00 Per Gunnarsson via Savonet-users <
savonet-users@lists.sourceforge.net>:
> Hello!
>
> I am trying to mix an audio file and a image file and stream it to youtube.
>
> Script with some log file output, followed by working script where I use
> a playlist of video files instead
> of a single image.
>
> #!/home/per/.opam/4.05.0/bin/liquidsoap
> # XTRadio Video
> # Standard settings
> set("log.file.path","/tmp/vlc-radio.log")
> set("log.level",4)
> set("server.telnet",false)
> # Stream Settings
>
> audio_file = "/tmp/bla.mp3"
> video_file = "/tmp/bla.jpg"
>
>
> # Create a video source with the image for video track
> video = single(video_file)
>
> audio = single(audio_file)
>
> # Mux audio and video
> #source = mux_audio(audio=audio,video)
> source = mux_video(video=video,audio)
>
> # Disable real-time processing, to process with the maximun speed
> #source = clock(sync=false,source)
>
>
> output.gstreamer.audio_video(fallible=true,
> video_pipeline=
> "videoconvert ! timeoverlay ! x264enc bitrate=2000 !
> video/x-h264,profile=main ! queue ! mux.",
> audio_pipeline=
> "audioconvert ! voaacenc bitrate=128000 ! queue ! mux.",
> pipeline=
> "flvmux streamable=1 name=mux ! rtmpsink
> location=\"rtmp://a.rtmp.youtube.com/live2/z69k
> b187-zx59-aaw2\"",
> source)
>
> I get this in the log file:
>
> 2018/07/14 21:38:28 [single_7453:3] "/tmp/bla.mp3" is static, resolving
> once for all...
> 2018/07/14 21:38:28 [/tmp/bla(dot)mp3:4] Content kind is
> {audio=2;video=0;midi=0}.
> 2018/07/14 21:38:28 [/tmp/bla(dot)mp3:4] Activations changed:
> static=[mux_7455:output(dot)gstreamer:output(dot)gstreamer], dynamic=[].
> 2018/07/14 21:38:28 [source:4] Source single_7451 gets up.
> 2018/07/14 21:38:28 [single_7451:3] "/tmp/bla.jpg" is static, resolving
> once for all...
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:2] Error when starting
> output(dot)gstreamer: Req_simple.Invalid_URI!
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:3] Raised at file
> "sources/req_simple.ml", line 37, characters 6-23
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:3] Called from file
> "source.ml", line 388, characters 6-18
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:3] Called from file
> "list.ml", line 85, characters 12-15
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:3] Called from file
> "source.ml", line 388, characters 6-18
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:3] Called from file
> "outputs/output.ml", line 130, characters 4-20
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:3] Called from file
> "source.ml", line 388, characters 6-18
> 2018/07/14 21:38:28 [clock.wallclock_gstreamer:3] Called from file
> "clock.ml", line 221, characters 15-26
> 2018/07/14 21:38:28 [output(dot)gstreamer:1] Got ill-balanced
> activations (from output(dot)gstreamer)!
> 2018/07/14 21:38:28 [clock:2] Error when leaving output
> output(dot)gstreamer: File "source.ml", line 414, characters 10-16:
> Assertion failed!
> 2018/07/14 21:38:28 [clock:3] Raised at file "source.ml", line 414,
> characters 10-22
> 2018/07/14 21:38:28 [clock:3] Called from file "source.ml", line 421,
> characters 30-58
> 2018/07/14 21:38:28 [clock:3] Called from file "clock.ml", line 79,
> characters 6-13
> 2018/07/14 21:38:28 [clock:4] Main phase starts.
> 2018/07/14 21:38:28 [main:3] Shutdown started!
> 2018/07/14 21:38:28 [main:3] Waiting for threads to terminate...
> 2018/07/14 21:38:28 [main:3] Threads terminated.
> 2018/07/14 21:38:28 [threads:3] Shutting down scheduler...
> 2018/07/14 21:38:28 [threads:3] Scheduler shut down.
> 2018/07/14 21:38:28 [main:3] Cleaning downloaded files...
> 2018/07/14 21:38:28 [main:3] Freeing memory...
> 2018/07/14 21:38:28 >>> LOG END
>
> When I try to stream a playlist of video files instead, it works:
>
> #!/home/per/.opam/4.05.0/bin/liquidsoap
> # XTRadio Video
> # Standard settings
> set("log.file.path","/tmp/vlc-radio.log")
> set("log.level",4)
> set("server.telnet",false)
> # Stream Settings
>
> audio_file = "/tmp/bla.mp3"
> video_file = "/tmp/playlist.txt"
>
>
> # Create a video source with the playlist for video track
> video = playlist(video_file)
>
> audio = single(audio_file)
>
> # Mux audio and video
> #source = mux_audio(audio=audio,video)
> source = mux_video(video=video,audio)
>
> # Disable real-time processing, to process with the maximun speed
> #source = clock(sync=false,source)
>
>
> output.gstreamer.audio_video(fallible=true,
> video_pipeline=
> "videoconvert ! timeoverlay ! x264enc bitrate=2000 !
> video/x-h264,profile=main ! queue ! mux.",
> audio_pipeline=
> "audioconvert ! voaacenc bitrate=128000 ! queue ! mux.",
> pipeline=
> "flvmux streamable=1 name=mux ! rtmpsink
> location=\"rtmp://a.rtmp.youtube.com/live2/z69k-b187-zx59-aaw2\"",
> source)
>
>
>
>
>
>
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