JEITA CP-3451 Explication
- 145 -
Examples of the preferred tag handling for each type of processing are given below.
Explication Table 4 Exif IFD tag handling examples
Tag
Rotation
Trimming
Retouch
Red-eye
Special
CompressedBitsPerPix
el
ID=37122
Update
value based
on
compression
mode
set
when saved.
Same
as
"Rotation"
Same
as
"Rotation"
Same
as
"Rotation"
Same
as
"Rotation"
PixelXDimension
ID=40962
Update
to
width after
rotation.
Update
to
width after
trimming.
No change
No change
No change
PixelYDimension
ID=40963
Update
to
height after
rotation.
Update
to
height after
trimming.
No change
No change
No change
SubsecTime
ID=37520
If the writer
can
record
this
tag,
update
when
saving.
Same
as
"Rotation"
Same
as
"Rotation"
Same
as
"Rotation"
Same
as
"Rotation"
SubjectLocation
ID=41492
Update
to
value after
rotation
Update
to
value after
trimming
No change
No change
No change
SubjectArea
ID=37396
Update
to
value after
rotation
Update
to
value after
trimming
No change
No change
No change
value
=0
No change
No change
Set to 1.
Set to 1.
Can be left
unchanged
depending
on size of
affected
area
Set to 1.
CustomRendere
d
ID=41985
value
=1
No change
No change
No change.
Preferably
this
processing
should
not
be
performed.
No change.
Processing
may
be
performed
depending
on size of
area.
No change.
Preferably
this
processing
should
not
be
performed.
7.4.5 InterOperability IFD
Tags in the InterOperability IFD should be copied unchanged.
7.4.6 GPS Info IFD
Tags in the GPS Info IFD should be copied unchanged.
7.4.7 1st IFD
The following tags should be copied unchanged.