## Theora Tags

Information extracted from Ogg Theora video files. See http://www.theora.org/doc/Theora.pdf for the Theora specification.

> Tag ID | Tag Name | Writable | Values / Notes
> --- | --- | --- | ---
> 0x0080 | Identification | - | --> Theora Identification Tags
> 0x0081 | Comments | - | --> Vorbis Comments Tags

## Theora Identification Tags

Tags extracted from the Theora identification header.

> Index1 | Tag Name | Writable | Values / Notes
> --- | --- | --- | ---
> 0 | TheoraVersion | N |
> 7 | ImageWidth | N |
> 10 | ImageHeight | N |
> 13 | XOffset | N |
> 14 | YOffset | N |
> 15 | FrameRate | N |
> 23 | PixelAspectRatio | N |
> 29 | ColorSpace | N | 0 = Undefined 1 = Rec. 470M 2 = Rec. 470BG
> 30 | NominalVideoBitrate | N | 0 = Unspecified
> 33 | Quality | N |
> 34 | PixelFormat | N | 0 = 4:2:0 2 = 4:2:2 3 = 4:4:4

(This document generated automatically by Image::ExifTool::BuildTagLookup)
Last revised Jul 16, 2011

<-- ExifTool Tag Names