exif

Show and change EXIF information in JPEG files.

• 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}

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