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The Exif format has a number of drawbacks, mostly relating to its use of legacy file structures. The derivation of Exif from the TIFF file structure using offset pointers in the files means that data can be spread anywhere within a file, which means that software is likely to corrupt any pointers or corresponding data that it does not decode ...
ExifTool is a free and open-source software program for reading, writing, and manipulating image, audio, video, and PDF metadata.As such, ExifTool classes as a tag editor.It is platform independent, available as both a Perl library (Image::ExifTool) and a command-line application.
Audio Video Interleave video format [39] FF FB FF F3 FF F2: ÿû ÿó ÿò: 0 mp3 MPEG-1 Layer 3 file without an ID3 tag or with an ID3v1 tag (which is appended at the end of the file) 49 44 33: ID3: 0 mp3 MP3 file with an ID3v2 container 42 4D: BM: 0 bmp dib BMP file, a bitmap format used mostly in the Windows world 43 44 30 30 31: CD001 ...
Legend: File formats: the image or video formats allowed for uploading; IPTC support: support for the IPTC image header . Yes - IPTC headers are read upon upload and exposed via the web interface; properties such as captions and keywords are written back to the IPTC header and saved along with the photo when downloading or e-mailing it
file name, comments, most Exif and meta data Yes linear, block, complex Yes Exif and IPTC Yes many editing function Yes Yes Yes by changing EXIF orientation and not in editor Yes Geotagging, batch processing, detect duplicate/similar images, export to Internet/social media/HTML Eye of GNOME: No No Yes Yes Rotate Yes unconfigurable Yes F-Spot: Yes
Also supports management and sharing of video clips. Aperture: macOS: local database Proprietary: Yes Exif IPTC XMP: Yes Yes Yes iCloud, Flickr, Facebook, SmugMug: discontinued in 2015, superseded by Photos (Apple) CodedColor PhotoStudio Pro: Windows: Proprietary: Yes IPTC: No No DBGallery: Windows: Cloud and On-premise Proprietary: Yes IPTC ...
The Exif specification [39] builds upon TIFF. For uncompressed image data, an Exif file is straight off a TIFF file with some private tags. For JPEG compressed image data, Exif uses the JPEG File Interchange Format but embeds a TIFF file in the APP1 segment of the file. The first IFD (termed 0th in the Exif specification) of that embedded TIFF ...
An image search engine is a search engine that is designed to find an image. The search can be based on keywords, a picture, or a web link to a picture. The results depend on the search criterion, such as metadata, distribution of color, shape, etc., and the search technique which the browser uses.