#!/usr/bin/env liquidsoap

in = single("test.mp3")

aac_high =
  %ffmpeg(
    format = "mpegts",
    %audio(codec = "aac", channels = 2, ar = 44100, b = "192k")
  )

streams = [("aac_high", aac_high)]

def segment_name(metadata) =
  let timestamp = int_of_float(time())
  let {stream_name, duration, position, extname} = metadata
  let filename = "#{stream_name}_#{duration}_#{timestamp}_#{position}.#{extname}"
  filename
end

output.file.hls(
  playlist="stream.m3u8",
  segment_duration=4.0,
  segments=10,
  segments_overhead=null(),
  segment_name=segment_name,
  persist_at="./hls.state",
  "./hls/",
  streams,
  in
)

Liquidsoap 2.3.0+git@nixpkgs
Copyright (c) 2003-2024 Savonet team
Liquidsoap is open-source software, released under GNU General Public License.
See <http://liquidsoap.info> for more information.

* Liquidsoap version  : 2.3.0+git@nixpkgs

 * Compilation options
   - Release build       : false
   - Git SHA             : nixpkgs
   - OCaml version       : 4.14.2
   - OS type             : Unix
   - Libs versions       : alsa=0.3.0 angstrom=0.16.1 ao=0.2.4 backoff=0.1.1 base=v0.16.2 base.base_internalhash_types=v0.16.2 base.caml=v0.16.2 base.shadow_stdlib=v0.16.2 bigarray=[distributed with OCaml] bigarray-compat=1.1.0 bigstringaf=0.9.0 bjack=0.1.6 camlimages.all_formats=4.2.6 camlimages.core=5.0.4 camlimages.exif=5.0.4 camlimages.gif=5.0.4 camlimages.jpeg=5.0.4 camlimages.png=5.0.4 camlimages.tiff=5.0.4 camlimages.xpm=5.0.4 camlp-streams camomile.lib=2.0 checkseum.ocaml=0.5.2 cry=1.0.3 ctypes=0.23.0 ctypes-foreign=0.23.0 ctypes.stubs=0.23.0 curl=0.9.2 decompress.de=1.5.3 decompress.zl=1.5.3 dssi=0.1.5 dtools=0.4.5 dune-build-info=3.17.2 dune-private-libs.dune-section=3.17.2 dune-site=3.17.2 dune-site.private=3.17.2 duppy=0.9.4 faad=0.5.1 fdkaac=0.3.3 ffmpeg-av=1.2.1 ffmpeg-avcodec=1.2.1 ffmpeg-avdevice=1.2.1 ffmpeg-avfilter=1.2.1 ffmpeg-avutil=1.2.1 ffmpeg-swresample=1.2.1 ffmpeg-swscale=1.2.1 fileutils=0.6.4 flac=0.5.1 flac.decoder=0.5.1 flac.ogg=0.5.1 frei0r=0.1.2 gd=1.1 gen=1.1 graphics=5.1.2 imagelib=20221222 imagelib.unix=20221222 inotify=2.6 integers ladspa=0.2.2 lame=0.3.7 lastfm=0.3.4 lilv=0.1.0 liquidsoap-lang=2.3.0 liquidsoap-lang.console=2.3.0 liquidsoap_alsa liquidsoap_ao liquidsoap_bjack liquidsoap_builtins liquidsoap_camlimages liquidsoap_core liquidsoap_dssi liquidsoap_faad liquidsoap_fdkaac liquidsoap_ffmpeg liquidsoap_flac liquidsoap_frei0r liquidsoap_gd liquidsoap_graphics liquidsoap_imagelib liquidsoap_ladspa liquidsoap_lame liquidsoap_lastfm liquidsoap_lilv liquidsoap_lo liquidsoap_mad liquidsoap_ndi liquidsoap_ogg liquidsoap_ogg_flac liquidsoap_optionals liquidsoap_opus liquidsoap_oss liquidsoap_portaudio liquidsoap_posix_time liquidsoap_pulseaudio liquidsoap_runtime liquidsoap_samplerate liquidsoap_sdl liquidsoap_sdl_log_level liquidsoap_shine liquidsoap_soundtouch liquidsoap_speex liquidsoap_srt liquidsoap_ssl liquidsoap_stereotool liquidsoap_theora liquidsoap_vorbis liquidsoap_xmlplaylist liquidsoap_yaml lo=0.2.0 mad=0.5.3 magic-mime=1.3.1 mem_usage=0.1.2 menhirLib=20240715 metadata=0.3.0 mm=0.8.6 mm.audio=0.8.6 mm.base=0.8.6 mm.image=0.8.6 mm.midi=0.8.6 mm.video=0.8.6 multicore-magic=2.3.0 multicore-magic.__private__.multicore_magic_atomic_array_ocaml4=2.3.0 ndi ogg=0.7.4 ogg.decoder=0.7.4 optint=0.3.0 opus=0.2.2 opus.decoder=0.2.2 portaudio=0.2.3 posix-base=2.0.2 posix-socket=2.0.2 posix-socket.constants=2.0.2 posix-socket.stubs=2.0.2 posix-socket.types=2.0.2 posix-time2=2.0.2 posix-time2.constants=2.0.2 posix-time2.stubs=2.0.2 posix-time2.types=2.0.2 posix-types=2.0.2 posix-types.constants=2.0.2 ppx_compare.runtime-lib=v0.16.0 ppx_hash.runtime-lib=v0.16.0 ppx_sexp_conv.runtime-lib=v0.16.0 pulseaudio=0.1.5 re=1.12.0 result=1.5 samplerate=0.1.6 saturn_lockfree=0.5.0 sedlex=3.3 seq=[distributed with OCaml 4.07 or above] sexplib0=v0.16.0 shine=0.2.3 soundtouch=0.1.9 speex=0.4.1 speex.decoder=0.4.1 srt=0.3.1 srt.constants=0.3.1 srt.stubs=0.3.1 srt.stubs.locked=0.3.1 srt.types=0.3.1 ssl=0.7.0 stdlib-shims=0.3.0 stereotool str=[distributed with OCaml] stringext=1.6.0 theora=0.4.1 theora.decoder=0.4.1 threads=[distributed with OCaml] threads.posix=[distributed with OCaml] tsdl=v1.1.0 tsdl-image=0.5 tsdl-ttf=0.6 unix=[distributed with OCaml] unix-errno=0.6.2 unix-errno.errno_bindings=0.6.2 unix-errno.errno_types=0.6.2 unix-errno.errno_types_detected=0.6.2 unix-errno.unix=0.6.2 uri=4.4.0 vorbis=0.8.0 vorbis.decoder=0.8.0 xmlm=1.4.0 xmlplaylist=0.1.5 yaml=3.2.0 yaml.bindings=3.2.0 yaml.bindings.types=3.2.0 yaml.c=3.2.0 yaml.ffi=3.2.0 yaml.types=3.2.0
   - architecture        : amd64
   - host                : x86_64-unknown-linux-gnu
   - target              : x86_64-unknown-linux-gnu
   - system              : linux
   - ocamlopt_cflags     : -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC
   - native_c_compiler   : gcc -O2 -fno-strict-aliasing -fwrapv -pthread -fPIC -D_FILE_OFFSET_BITS=64
   - native_c_libraries  : -lm

 * Configured paths
   - mode              : default
   - standard library  : (set by dune-site)
   - scripted binaries : (set by dune-site)
   - rundir            : (set by dune-site)
   - logdir            : (set by dune-site)
   - user cache        : $HOME/.cache/liquidsoap (override with $LIQ_CACHE_USER_DIR)
   - system cache      : (set by dune-site) (override with $LIQ_CACHE_SYSTEM_DIR)
   - camomile files    : (set by dune-site)

 * Supported input formats
   - MP3               : yes
   - AAC               : yes
   - Ffmpeg            : yes
   - Flac (native)     : yes
   - Flac (ogg)        : yes
   - Opus              : yes
   - Speex             : yes
   - Theora            : yes
   - Vorbis            : yes
   - WAV/AIFF          : yes (native)

 * Supported output formats
   - FDK-AAC           : yes
   - FFmpeg            : yes
   - MP3               : yes
   - MP3 (fixed-point) : yes
   - Flac (native)     : yes
   - Flac (ogg)        : yes
   - Opus              : yes
   - Speex             : yes
   - Theora            : yes
   - Vorbis            : yes
   - WAV/AIFF          : yes (native)

 * Tags
   - AAC               : yes
   - FFmpeg            : yes
   - FLAC (native)     : yes
   - Flac (ogg)        : yes
   - Native decoder    : yes
   - Vorbis            : yes

 * Input / output
   - ALSA              : yes
   - AO                : yes
   - FFmpeg            : yes
   - JACK              : yes
   - NDI               : yes
   - OSS               : yes
   - Portaudio         : yes
   - Pulseaudio        : yes
   - SRT               : yes

 * Audio manipulation
   - FFmpeg            : yes
   - LADSPA            : yes
   - Lilv              : yes
   - Samplerate        : yes
   - SoundTouch        : yes
   - StereoTool        : yes

 * Video manipulation
   - camlimages        : yes
   - FFmpeg            : yes
   - frei0r            : yes
   - ImageLib          : yes
   - SDL               : yes

 * MIDI manipulation
   - DSSI              : yes

 * Visualization
   - GD                : yes
   - Graphics          : yes
   - SDL               : yes

 * Additional libraries
   - FFmpeg filters    : yes
   - FFmpeg devices    : yes
   - inotify           : yes
   - irc               : no (requires irc-client-unix)
   - jemalloc          : no (requires jemalloc)
   - lastfm            : yes
   - lo                : yes
   - memtrace          : no (requires memtrace)
   - osc               : no (requires osc-unix)
   - ssl               : yes
   - sqlite3           : no (requires sqlite3)
   - tls               : no (requires tls-liquidsoap)
   - posix-time2       : yes
   - windows service   : no (requires winsvc)
   - YAML support      : yes
   - XML playlists     : yes

 * Monitoring
   - Prometheus        : no (requires prometheus)