Zenphoto image metadata processing Jun 29, 2013
Whenever a new image is discovered Zenphoto attempts to populate certain object properties from the metadata associated with the image. Images may contain both EXIF and IPTC metadata. Zenphoto uses the formal specifications for these metadata to determine which object properties are set:
NOTE: populating Zenphoto object properties is in addition to storing the EXIF and IPTC fields in the object. It is a service to try to populate commonly used properties from the image data.
Often multiple metadata fields will map onto a single property. In this case Zenphoto applies a precedence order to the metadata, using the highest precedence field discovered. This may cause unfortunate (...)