akiicat / m3u8

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

m3u8

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