exif

Show and change EXIF information in JPEG files.

TLDR

Show all recognized EXIF information in an image

$ exif [path/to/image.jpg]
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Show a table listing known EXIF tags and whether each one exists in an image

$ exif --list-tags --no-fixup [image.jpg]
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Extract the image thumbnail into the file thumbnail.jpg

$ exif --extract-thumbnail --output=[thumbnail.jpg] [image.jpg]
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Show the raw contents of the "Model" tag in the given image

$ exif --ifd=[0] --tag=[Model] --machine-readable [image.jpg]
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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]
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