The $pic object
The $pic object gives access to the information relative to a picture.
Picture attributes
id: unique ID number,folder: folder containing the picture,name: name of the picture (as in the filesystem),dateTime: timestamp of the picture. It is either the EXIFDateTimeOriginalattribute (date/time when the photo was taken), if available, the file’s timestamp if not,description: description, as found in the EXIF data,artist: artist name, as found in the EXIF data,copyright: copyright message, as found in the EXIF data,width: image width,height: image height,path: path relatively to the root folder,gpsData: GPS data if found in the EXIF information, or null if not,