google/shaka-packager repository overview

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
  Dolby AC3	I / O	-	I / O	-	O
  Dolby EAC3	I / O	-	O	-	O
  DTS	I / O	-	-	-	-
  FLAC	I / O	-	-	-	-
  Opus	I / O³	I / O	-	-	-
  Vorbis	-	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

  • WebVTT in both text form and embedded in MP4
  • TTML in text form (DASH only)

• 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 release announcements and surveys)
• 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/google/shaka-packager/blob/master/CONTRIBUTING.md⁠ for details.