Appendices¶
Exif Data in Piexifjs¶
Each exif tag has appropriate type of the value. BYTE, ASCII, SHORT, or… See the document of Exif. http://www.cipa.jp/std/documents/e/DC-008-2012_E.pdf
Exif Type | JavaScript |
BYTE | int |
ASCII | string |
SHORT | int |
LONG | int |
RATIONAL | [int, int] |
UNDEFINED | string |
SRATIONAL | [int, int] |
If value type is number(BYTE, SHORT, LONG, RATIONAL, or SRATIONAL) and value count is two or more number, it is expressed with Array.
BYTE, SHORT, LONG | [int, int, …] |
RATIONAL, SRATIONAL | [[int, int], [int, int], …] |
Note
If value type is number and value count is one, array that is length one value(e.g. [int]) also be accepted.