The Metadata Working Group has guidelines on mapping tags between these standards. For descriptive metadata, there is an overlap between Exif, IPTC Information Interchange Model and XMP info, which also can be embedded in a JPEG file. On several image specific properties, there is a large overlap between the tags defined in the TIFF, Exif, TIFF/EP, and DCF standards. The Exif tag structure is borrowed from TIFF files. The latest version 2.3 was released on 26 April 2010, and revised to 2.31 in July 2013 and revised to 2.32 on, was jointly formulated by JEITA and CIPA. Version 2.21 (with Adobe RGB support) is dated 11 July 2003, but was released in September 2003 following the release of DCF 2.0. " Exif Print"), dated 20 February 2002 and released in April 2002. JEITA established Exif version 2.2 (a.k.a. Version 2.1 of the specification is dated 12 June 1998. The Japan Electronic Industries Development Association (JEIDA) produced the initial definition of Exif. This section needs expansion with: changes. A thumbnail for previewing the picture on the camera's LCD screen, in file managers, or in photo manipulation software.Digital cameras will record the current date and time and save this in the metadata. Image metrics: Pixel dimensions, resolution, colorspace, and filesize.Camera settings: This includes static information such as the camera model and make, and information that varies with each image such as orientation (rotation), aperture, shutter speed, focal length, metering mode, and ISO speed information.The metadata tags defined in the Exif standard cover a broad spectrum: This standard consists of the Exif image file specification and the Exif audio file specification.Įxif is supported by almost all camera manufacturers. It does not support JPEG 2000 or GIF encoded images. 6.0 ( RGB or YCbCr) for uncompressed image files, and RIFF WAV for audio files (linear PCM or ITU-T G.711 μ-law PCM for uncompressed audio data, and IMA- ADPCM for compressed audio data). The specification uses the following existing encoding formats with the addition of specific metadata tags: JPEG lossy coding for compressed image files, TIFF Rev. You can edit fields for various image metadata standards.26 April 2010 12 years ago ( ), revised May 2019 3 years ago ( 2019-05)Įxchangeable image file format (officially Exif, according to JEIDA/JEITA/CIPA specifications) is a standard that specifies formats for images, sound, and ancillary tags used by digital cameras (including smartphones), scanners and other systems handling image and sound files recorded by digital cameras. You just need to open an image file in DigiKam and click on the “Edit Metadata” option, as shown in the screenshot below. One of its features allows you to view and edit image metadata. It comes with hundreds of options to customize almost every aspect of your photo library and is specially tailored for photography enthusiasts. DigiKamĭigiKam is a photo management suite included in the KDE application suite. This file works on all major Linux distributions, you just have to mark it executable from the file manager. You can download the AppImage file for jExifToolGUI from here. jExifToolGUI can be specifically useful for users who find ExifTool’s numerous command line options complex and overwhelming. It supports all major features available in the ExifTool utility. It is based on the ExifTool utility mentioned above and is developed in the Java programming language. JExifToolGUI is an open source application that allows you to view and edit tags from a nice GUI frontend. To install ExifTool in Ubuntu, execute the following command:Ī web version of this man page can be accessed from here. It also provides an option to safely backup the original file and can instead edit metadata of a copy file. You can edit existing tags as well as add your own new fields as long as they are valid tags as per Exif standards. ExifToolĮxifTool is a command line metadata viewer and editor that can handle tags for a variety of media formats including images. Exif is one of the most widely used standards and works cross-platform as many metadata editing applications on both mobile and desktop operating systems support this standard. This article will mostly focus on applications providing support for “Exif” metadata standard (other standards are XMP and IPTC). Note that metadata editors may support different standards to maintain tags for images. This article will cover a list of such useful tag editors that help you better organize your collection of images. Image metadata and tag editors provide useful ways to attach information to image files, making it easier to sort, filter, and search photos stored on your hard drive.
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