Generate and parse m3u8 playlists for HTTP Live Streaming (HLS) in Crystal.
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README.md

m3u8

Build Status Docs GitHub release

Generate and parse m3u8 playlists for HTTP Live Streaming (HLS).

Installation

Add this to your application's shard.yml:

dependencies:
  m3u8:
    github: akiicat/m3u8

Usage

require "m3u8"

module App
  include M3U8
end

Document

Generate

playlist = Playlist.new
playlist.items << SegmentItem.new(duration: 10.991, segment: "test_01.ts")
playlist.to_s
#EXTM3U
#EXT-X-MEDIA-SEQUENCE:0
#EXT-X-TARGETDURATION:10
#EXTINF:10.991,
test_01.ts
#EXT-X-ENDLIST

Parse

file = File.read "spec/playlists/master.m3u8"
playlist = Playlist.parse(file)
playlist.master? # => true

Development

Supported Playlist Tags

Basic Tags

  • EXTM3U
  • EXT-X-VERSION

media segment tags

  • EXTINF
  • EXT-X-BYTERANGE
  • EXT-X-DISCONTINUITY
  • EXT-X-KEY
  • EXT-X-MAP
  • EXT-X-PROGRAM-DATE-TIME
  • EXT-X-DATERANGE

Media Playlist Tags

  • EXT-X-TARGETDURATION
  • EXT-X-MEDIA-SEQUENCE
  • EXT-X-DISCONTINUITY-SEQUENCE
  • EXT-X-ENDLIST
  • EXT-X-PLAYLIST-TYPE
  • EXT-X-I-FRAMES-ONLY
  • EXT-X-ALLOW-CACHE (was removed in protocol version 7)

Master Playlist Tags

  • EXT-X-MEDIA
  • EXT-X-STREAM-INF
  • EXT-X-I-FRAME-STREAM-INF
  • EXT-X-SESSION-DATA
  • EXT-X-SESSION-KEY

Media or Master Playlist Tags

  • EXT-X-INDEPENDENT-SEGMENTS
  • EXT-X-START

Experimental Tags

  • EXT-X-CUE-OUT
  • EXT-X-CUE-OUT-CONT
  • EXT-X-CUE-IN
  • EXT-X-CUE-SPAN
  • EXT-OATCLS-SCTE35

Contributing

  1. Fork it ( https://github.com/akiicat/m3u8/fork )
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request

Contributors

  • Akiicat Akiicat - creator, maintainer