JEITA CP-3451
- 37 -
SubjectArea
This tag indicates the location and area of the main subject in the overall scene.
Tag
= 37396 (9214.H)
Type
= SHORT
Count
= 2 or 3 or 4
Default
= none
The subject location and area are defined by Count values as follows.
Count = 2
Indicates the location of the main subject as coordinates. The first value is the X coordinate and the
second is the Y coordinate.
Count = 3
The area of the main subject is given as a circle. The circular area is expressed as center coordinates
and diameter. The first value is the center X coordinate, the second is the center Y coordinate, and the
third is the diameter. (See Figure 12.)
Count = 4
The area of the main subject is given as a rectangle. The rectangular area is expressed as center
coordinates and area dimensions. The first value is the center X coordinate, the second is the center Y
coordinate, the third is the width of the area, and the fourth is the height of the area. (See Figure 13.)
Note that the coordinate values, width, and height are expressed in relation to the upper left as origin, prior to
rotation processing as per the Rotation tag.