File: ffmpeg_video_decoder.liq

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liquidsoap 2.3.2-2
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log.level.set(5)
audio.samplerate.set(48000)
settings.audio.converter.samplerate.converters.set(["native"])
video.frame.rate.set(45)
settings.decoder.decoders.set(["ffmpeg"])

fname = argv(default="", 1)
out = {"#{fname}+ffmpeg_video_decoder-#{random.int()}.mp4"}

s = single(fname)
s = once(s)

done = ref(false)

##clock.assign_new(sync='none', [s])
def on_close(filename) =
  if
    not done()
  then
    done := true

    process.run("sync")

    j =
      process.read(
        "ffprobe -v quiet -print_format json -show_streams #{
          process.quote(filename)
        }"
      )

    let json.parse (parsed :
      {streams: [{r_frame_rate: string, codec_name: string}]}
    ) = j

    let [stream] = parsed.streams
    if
      stream.r_frame_rate == "45/1" and stream.codec_name == "h264"
    then
      test.pass()
    else
      test.fail()
    end
  end
end

output.file(
  fallible=true,
  on_close=on_close,
  %ffmpeg(format = "mp4", %video(codec = "libx264")),
  out,
  s
)