## JFIF Tags

> Index | Tag Name | Writable | Values / Notes
> --- | --- | --- | ---
> 0 | JFIFVersion | N |
> 2 | ResolutionUnit | int8u | 0 = None 1 = inches 2 = cm
> 3 | XResolution | int16u |
> 5 | YResolution | int16u |

## JFIF Extension Tags

> Tag ID | Tag Name | Writable | Values / Notes
> --- | --- | --- | ---
> 0x0010 | ThumbnailImage | N |

(This document generated automatically by Image::ExifTool::BuildTagLookup)
Last revised Oct 31, 2006

<-- ExifTool Tag Names