shaka-packager/README.md

Shaka Packager is a tool and a media packaging SDK for DASH and HLS packaging and encryption. It can prepare and package media content for online streaming.

Shaka Packager supports:

• Both Video-On-Demand and Live.

• Streaming formats:

  • DASH
  • HLS

• Key systems:

  • Widevine
  • PlayReady¹
  • FairPlay¹
  • Marlin¹

• Encryption standards:

  • CENC
  • SAMPLE-AES

• Media Containers and codecs

  Codecs	ISO-BMFF	WebM	MPEG2-TS	WVM	Packed Audio²
  H264 (AVC)	I / O	-	I / O	I	-
  H265 (HEVC)	I / O	-	I	-	-
  VP8	I / O	I / O	-	-	-
  VP9	I / O	I / O	-	-	-
  AV1	I / O	I / O	-	-	-
  AAC	I / O	-	I / O	I	O
  MP3	O	-	I / O	-	O
  Dolby AC3	I / O	-	I / O	-	O
  Dolby EAC3	I / O	-	O	-	O
  MPEG-H Audio	I / O	-	-	-	-
  Dolby AC4	I / O	-	-	-	-
  DTS	I / O	-	-	-	-
  FLAC	I / O	-	-	-	-
  Opus	I / O³	I / O	-	-	-
  Vorbis	-	I / O	-	-	-
  IAMF	I / O	-	-	-	-

  NOTES:

  • I for input and O for output.
  • ²: https://tools.ietf.org/html/draft-pantos-http-live-streaming-23#section-3.4
  • ³: Opus support in ISO-BMFF is experimental.

• Subtitles

  Format	Input	Output
  Text WebVTT	Y	Y
  WebVTT in MP4	#405	Y
  Text TTML	⁴	Y
  TTML in MP4	-	Y
  DVB-SUB	Y	-
  Teletext	#272	-

  • ⁴: TTML input is only supported with TTML output (pass-through, DASH only), see also #584.

• Platforms
  • Linux
  • Mac
  • Windows
  • Cross compiling for ARM is also supported.

^{1: Limited support}

Getting Shaka Packager

There are several ways you can get Shaka Packager.

• Using Docker. Instructions are available here.
• Get prebuilt binaries from release.
• Built from source, see Build Instructions for details.

Useful Links

• Announcement List (join for infrequent announcements and surveys)
• Subscribe to releases by following instructions from this blog
• Documentation
• Tutorials
• Several open source players:
  • DASH and HLS on Web: Shaka Player
  • DASH on Web: dash.js
  • HLS on Web: hls.js
  • DASH and HLS on Android: ExoPlayer

Contributing

If you have improvements or fixes, we would love to have your contributions. See https://github.com/shaka-project/shaka-packager/blob/main/CONTRIBUTING.md for details.