# Stream live via RTMP. You need the following Gstreamer plugins: flvmux, rtmpsink, x264enc and a suitable AAC encoder (see @audio_encoder@ params).
# @param ~id Source ID
# @param ~video_bitrate Video bitrate
# @param ~audio_encoder Audio encoder. Can be one of: "fdkaacenc", "voaacenc"
# @param ~audio_bitrate Audio bitrate
# @param ~url Server URL
# @param ~key Secret key
# @param source Source to stream
# @category Source / Output
def output.rtmp.live(~id="",
  ~video_bitrate=2000,
  ~audio_encoder="fdkaacenc",
  ~audio_bitrate=128000,
  ~url="rtmp://icynet.eu:1935/live",
  ~key,
  source) =
  video_pipeline = "videoconvert ! \
      x264enc bitrate=#{video_bitrate} byte-stream=false key-int-max=60 bframes=0 aud=true tune=zerolatency ! \
      video/x-h264,profile=main ! queue ! mux."
  audio_pipeline = "audioconvert ! #{audio_encoder} bitrate=#{audio_bitrate} ! queue ! mux."
  pipeline = "flvmux streamable=true name=mux ! rtmpsink location=\"#{url}/#{key}\""

  output.gstreamer.audio_video(id=id,video_pipeline=video_pipeline,
    audio_pipeline=audio_pipeline,pipeline=pipeline,source)
end