文档介绍：JAPAN ELECTRONIC INDUSTRY
DEVELOPMENT ASSOCIATION STANDARD
Design rule
for
Camera File system
Version
JEIDA-49-2-1998
Established December 1998
JAPAN ELECTRONIC INDUSTRY
DEVELOPMENT ASSOCIATION
Design rule for Camera File system
This standard makes no warranty, express or implied, with respect to the use of any
intellectual property, such as patents, copyrights and trademarks, belonging to any
corporation or individual. Nor does this standard make any warranty regarding
system reliability or product liability.
WindowsTM is a registered trademark of Microsoft Corporation in the United States
and elsewhere.
ii
Version
Background to this standard
The Exif*1) image file format standard was established with the aim of realizing a
common format for the image files used with digital still cameras and other related
equipment, making these products more convenient for end users.
With the rapidly growing popularity of digital still cameras, there are increasing demands
for file interchangeability, which will allow images captured on one camera to be viewed
on another, or output directly to a printer. ExifR98*2) is a set patibility
mendations designed to meet such needs, by strictly defining the range of Exif
application, and by setting out detailed rules for recording and playing image files not
specified in the Exif format.
In addition, CIFF (Camera Image File Format)*3) lays out rules for directory and file
structures, so that a variety of files can be stored and managed efficiently on removable
memory media.
The present specification (Design rule for Camera File system, hereinafter DCF) is based
on the above mendations. It was drawn up for the purpose of simplifying the
interchange of image files and related files on digital still cameras and other equipment,
while supporting today's higher resolution images and large-capacity memory me