Method Standards.EXIF.get_properties()
- Method get_properties
 mapping(string:mixed) get_properties(Stdio.Filefile,void|mappingtags)- Description
 Parses and returns all EXIF properties.
- Parameter 
file A JFIF file positioned at the start.
- Parameter 
tags An optional list of tags to process. If given, all unknown tags will be ignored.
- Returns
 A mapping with all found EXIF properties.