APP12 Tags

The JPEG APP12 "Picture Info" segment was used by some older cameras, and contains ASCII-based meta information. Below are some tags which have been observed Agfa and Polaroid images, however ExifTool will extract information from any tags found in this segment.

Tag IDTag Name WritableValues / Notes
'Aperture' Aperture N  
'ColorMode' ColorMode N  
'ConTake' ConTake N  
'ExpBias' ExposureCompensation N  
'FNumber' FNumber N  
'FWare' FirmwareVersion N  
'Flash' Flash N 0 = Off
1 = On
'FocusMode' FocusMode N  
'FocusPos' FocusPos N  
'ID' ID N  
'ImageSize' ImageSize N  
'LightS' LightS N  
'Macro' Macro N 0 = Off
1 = On
'Protect' Protect N  
'Quality' Quality N  
'Resolution' Resolution N  
'Serial#' SerialNumber N  
'Shutter' ExposureTime N  
'StrobeTime' StrobeTime N  
'TimeDate' DateTimeOriginal N  
'Type' CameraType N  
'Version' Version N  
'Ytarget' YTarget N  
'Zoom' Zoom N  
'ZoomPos' ZoomPos N  
'shtr' ExposureTime N  
'ylevel' YLevel N  

APP12 Ducky Tags

Photoshop uses the JPEG APP12 "Ducky" segment to store some information in "Save for Web" images.

IndexTag Name WritableValues / Notes
3 Quality N  
8 Copyright N  

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

<-- ExifTool Tag Names