tldr/pages/linux/exif.md

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# exif
> Show and change EXIF information in JPEG files.
> More information: <https://github.com/libexif/exif/>.
- Show all recognized EXIF information in an image:
`exif {{path/to/image.jpg}}`
- Show a table listing known EXIF tags and whether each one exists in an image:
`exif --list-tags --no-fixup {{image.jpg}}`
- Extract the image thumbnail into the file thumbnail.jpg:
`exif --extract-thumbnail --output={{thumbnail.jpg}} {{image.jpg}}`
- Show the raw contents of the "Model" tag in the given image:
`exif --ifd={{0}} --tag={{Model}} --machine-readable {{image.jpg}}`
- Change the value of the "Artist" tag to John Smith and save to new.jpg:
`exif --output={{new.jpg}} --ifd={{0}} --tag="{{Artist}}" --set-value="{{John Smith}}" --no-fixup {{image.jpg}}`