https://trac.ffmpeg.org/wiki/Encode/YouTube

  gst-launch-1.0 -v filesrc location=goldplating.mp4 ! decodebin ! x264enc bitrate=426 ! "video/x-h264, profile=main" ! qtmux ! filesink location=goldplating-gst.mp4

{{:pasted:20190914-005344.png?size=600}}

{{:pasted:20190914-005351.png}}

{{:fb.txt}}

{{:gst-main.txt}}