OGG Container

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OGG, OGV, OPUS

• Format Type : Audio / Video / Text / Metadata
  
• Endian Order : Little Endian
  
• Signature : OggS
  

Format Specifications

//header
4 bytes (char) - signature // "OggS"
1 byte (uint8) - version  // 0x00
1 byte (uint8) - header type flag  // e.g. 0x02
8 bytes (uint64) - granule position  // can be 0x00
4 bytes (uint32) - bitstream serial number  // unique serial number by which 
                                            // the logical bitstream is identified

// TODO

MultiEx BMS Script

Not written yet.

Notes and Comments

• Ogg files can contain Audio (with Vorbis or OPUS codec), Video (with Theora codec) or Text/Metadata.
• It is most often used for storing audio data. Containers with video data seems to be rare.
• OPUS audio is stored in files with *.opus extension as OGG containers.

Games

List of games using this file format:

• 0 A.D. (*.OGG) (PC)
• Avant-Garde Discerning Paralleler (*.OGG)
• Best Friends Forever (*.OGG) (PC)
• Bugatron (*.OGG) (PC)
• Bury me, my Love (PC) (*.OGG)
• Deal or No Deal (*.G3) (container for OGG Theora Video)
• Doki Doki Literature Club! (*.OGG) (PC)
• Lenna's Inception (*.OGG) (PC)
• MewnBase (*.OGG) (PC)
• Minit (*.OGG) (PC)
• Minit Fun Racer (*.OGG) (PC)
• Robin Hood: The Legend of Sherwood (*.WAV) (PC) (files with WAV extension but they are OGG containers)
• SINce Memories: Off the Starry Sky (*.OPUS) (encrypted?)
• Skyling : Garden Defense (*.OGG) (PC)
• SpongeBob SquarePants 3D Obstacle Odyssey (*.OGG) (PC)
• Super Mario Bros X2 / SMBX2 (*.OGG) (PC)
• SuperTuxKart (*.OGG) (PC)
• They Bleed Pixels (*.OGV) (PC) (container for OGG Theora Video)
• Z-Ball (*.OGG) (PC)
• ZeroRanger (*.OGG) (PC)
• Many more...

Compatible Programs

• foobar2000 + vgmstream plugin
• Media Player Classic
• opus-tools (only for OGG containers with *.opus extension)
• VLC Media Player
• Winamp

See Also

• Ogg description on Wikipedia
• OGG official file format (rfc3533.txt)
• OGG Theora Main Website
• OGG Theora on Wikipedia
• Specification for OGG Theora Video
• OPUS audio (wikipedia)