![]() ![]() It comprises a multiplatform bundle of some Perl modules for EXIF processing plus a small program called exiftool to use them from the command line. In this article we’ll see how to use ExifTool to manage EXIF data inside JPEG files.ĭue to its architecture, ExifTool is very flexible. ExifTool is an efficient, flexible, and portable way to manage image, audio, and video metadata under Linux. Michael Hayden said about metadata ( this is extreme and won’t apply to 99.9% of the people, but it just goes to show you that metadata is serious business.Digital media files are more useful and accessible when tagged with metadata - that is, descriptive information about each photo that either can be embedded inside images themselves or stored in external databases. The same goes for videos, audio files, and documents.Īlso, remember what former intelligence boss and retired Gen. Please note that this process is not only to be applied to your photos. If you don’t think this is an important step to take before uploading any photo online and it’s too much work, at least disable geotagging on the device(s) you use to take your photos. If you’re running iOS, you can use Metapho, and if you’re on Android check out Scrambled Exif on F-Droid. To remove the data with ExifTool, all you need to do is type exiftool -all= path_to_file.ĮxifTool will strip out all the Exif data from your photo and create a new file leaving the original photo untouched. Pretty scary, right? Yet, most people don’t even know or think about the amount of information they share when posting a photo online. Open up a terminal and type exiftool path_to_photo ( replace path_to_photo with the location of the photo on your drive and include the format ) Now let’s see what’s Exiftool capable of. If you open the photo in Preview and hit cmd+I ( or go to Tools > Show Inspector ) you’ll notice quite a bit of info. If you’re running macOS, you can quickly view a photo’s metadata by switching to gallery view in Finder. NOTE: the process is the same on all platforms ( Linux, macOS, and Windows ). To demo how to use ExifTool to remove metadata from a photo, I’m going to use this photo from flickr.įlickr does not remove Exif data by default, and it’s displayed on the photo page, but that’s not important for demo purposes. To learn what it’s capable of, once installed on your system, make sure to read the manual exiftool -help NOTE: ExifTool is a powerful and complex tool. Windows: download ExifTool for Windows from the official website ( linked above ) MacOS: you can install it via Homebrew with brew install exiftool Arch, Manjaro sudo pacman -S perl-image-exiftool. ![]()
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