From PicaSto

Similar projects

• PhotoRDF
  • stores additional metadata in images
  • no information about photosets
  • needs custom web server for MIME content negotiation
• iPhotoRDF, an RDF exporter plugin for iPhoto
  • uses local (file:) URI's (not globally unique)
  • outputs rdf-n3 instead of RDF/XML

RDF

• Wikipedia article
• RDF primer

RDF schemata

• photo, used by iPhotoRDF
• exif, for EXIF data (description)
• image, for geometry descriptions
• PhotoRDF technical schema
• enc, RSS-2.0-style enclosures for RDF (see the announcement)

RSS/Atom

• RSS 1.0 specification (RDF-based)
• RSS 2.0 specification
  • not RDF-based
  • currently used for Podcasting with Yahoo's media-rss extension or Apples itunes extension
• Simple Sharing Extensions for RSS and OPML
• Atom 1.0 specification

Software

iPhoto

• iPhotoRDF
• Writing Plugins for Cocoa, a tutorial for writing an iPhoto exporter
• DPAP, the protocol used by iPhoto for local (Rendezvous Bonjour) photo sharing

Flickr

• Flickr Services

RDF frameworks

• Jena (Java)
• Redland (C, with Perl bindings)

RSS

• Rome (Java)

EXIF data

• ExifTool (Perl module)
• C:
  • jhead (command-line application along with a patch to format the output as XML)
  • libexif (library)
• Java:
  • com.drew.metadata (library)
  • org.w3c.tools.jpeg (library, part of the w3c Jigsaw project)