The standard EXIF values (EXIF:FNumber andĮXIF:ExposureTime) should correspond to the values displayed by your camera, but There are a number of different ways that aperture and shutter speed information 'ExifTool reports more than one shutter speed or aperture value, and Prefixing the tag name on the command line with the desired group name. You can read or write information in a specific location by Once you know where it should go, you can use ExifTool to write to this Other software, then use ExifTool to determine where the information was Written by ExifTool, if possible try first writing the information from the If you are having problems with other software reading information Show the tag ID numbers if you are familiar with these).

‑s to show the actual tag names instead of the the location) of each tag, and ' FILENAME' is In this command, ‑a allowsĭuplicate tags to be displayed, ‑G1 shows the family 1 ' exiftool -a -G1 FILENAME' to show all information and the Information may beĭuplicated in different locations within an image. Make sure you are looking at the right information. 'Other software can't read information written by ExifTool' 'ExifTool doesn't write a tag properly', orģc.

'ExifTool reports the wrong value for a tag',ģb. Information to see the corresponding group names.ģa. To specify a particular information type or location. Tag names may be optionally prefixed by a family 0 or 1 group name To print the tag names instead, use theĭocumentation for a complete list of available tag names. When you run exiftool, by default it prints descriptions, not tag names, for 'How do I determine the tag name for some information?' 'Is there a forum for discussing ExifTool issues?'ĮxifTool issues can be discussed on the CPAN forum atĢ.

Exiftool syntax