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Projects/Formats

In an effort to bring open-source ideals to the world of multimedia The Xiph.org Foundation (XiphOrg) develops a multitude of amazing products.

Container Formats

• Ogg: Media container. This is our native format and the recommeded container for Xiph codecs.
• OggSkeleton: Skeleton information on all logical content bitstreams in Ogg

• SpeexRTP: RTP payload format for voice
• VorbisRTP: RTP payload format for general audio
• TheoraRTP: RTP payload format for video
• XSPF: XML playlist format

Codecs

• Compressed Codecs:
  • Vorbis: Audio codec with a fixed point decoder
  • Theora: Video codec
  • FLAC: Free Lossless Audio Codec
  • Speex: Speech codec
  • OggMNG: A mapping for encapsulating the MNG animation format in Ogg
• Uncompressed Codecs:
  • Audio:
    • OggPCM: Uncompressed PCM audio, primarily as an interchange codec
    • OggPCM2: An Alternative Uncompressed PCM audio, under active development
    • Humorous PCM format: Uncompressed PCM audio - and a lot more!
  • Video:
    • OggRGB: Uncompressed RGB video, primarily as an interchange codec, under active development
    • OggYUV: Uncompressed YUV video, primarily as an interchange codec, under active development
    • OggUVS: Uncompressed RGB and YUV video, under active development as an alternative to OggRGB and OggYUV.
  • Text & Hyperlinking:
    • OggWrit: Text phrase codec (e.g. subtitles)
    • CMML: Continuous Media Markup Language, used for Annodex and subtitles (xine, vlc, gstreamer, and DirectShow support)
• Metadata Codecs:
  • Metadata: Arbitrary metadata stream format (vapourware so far)

Software for distributing media

• Icecast: Streaming server
• Ices: Source client for Icecast servers
• IceShare: P2P content distribution

Other software

• OggComponent/VorbisComponent: Wrappers to integrate Ogg-Vorbis into MacOsX

Demonstrations

Want to hear Xiph in action? These projects are using our codecs, formats, or libraries.

• VorbisStreams: Stations streaming with the Vorbis codec
• Games that use Vorbis: Games using the Vorbis codec for music or sound effects
• VorbisHardware: Hardware players using the Vorbis codec
• TVersity Media Server: A UPNP/AV compliant media server that uses the Ogg Vorbis libraries to transcode audio files to the Ogg Vorbis format.

Project management

• MonthlyMeeting
• MailingLists
• Bounties
• HyperFish

Wiki internal

• Sandbox: Testbed for testing editing skills.
• Translations: What about some translation work