Streaming to icecast and disk with Liquidsoap

apollo.liq

#!/usr/bin/liquidsoap

# Icecast stream parameters
stream_host = "icecast.server.com"
stream_port = 80
stream_password = "hackme"

# Set up logging
set("log.level", 3)
set("log.stdout", true)

# Input from a single ALSA source
audio = input.alsa(device = "hw:0")

# Stream to Icecast
output.icecast(
    %mp3(bitrate=256),
    host        = stream_host,
    port        = stream_port,
    password    = stream_password,
    mount       = "live.mp3",
    name        = "Live stream",
    description = "Live stream",
    genre       = "Misc",
    url         = "http://localhost/",
    audio
)

output.icecast(
    %ogg(%flac),
    host        = stream_host,
    port        = stream_port,
    password    = stream_password,
    mount       = "live.flac",
    name        = "Live stream",
    description = "Live stream",
    genre       = "Misc",
    url         = "http://localhost/",
    audio
)

output.icecast(
    %opus(
        vbr         = "constrained",
        applicaton  = "audio",
        complexity  = 8,
        max_bandwidth = "wide_band",
        samplerate  = 48000,
        frame_size  = 5.,
        bitrate     = "auto",
        signal      = "music",
        channels    = 2
    ),
    host        = stream_host,
    port        = stream_port,
    password    = stream_password,
    mount       = "live.opus",
    name        = "Live stream",
    description = "Live stream",
    genre       = "Misc",
    url         = "http://localhost/",
    audio
)

# Save to segmented files every 15m
output.file(
    %flac(samplerate=48000),
    "/tmp/%Y-%m-%d/%Y-%m-%d-%H_%M_%S.flac",
    reopen_when = {0m or 15m or 30m or 45m},
    audio
)