Variable: image-dired-cmd-write-exif-data-options
image-dired-cmd-write-exif-data-options is a customizable variable
defined in image-dired-external.el.gz.
Value
("-%t=%v" "%f")
Documentation
Arguments of the command used to write EXIF data.
Used with image-dired-cmd-write-exif-data-program.
The value can use the following format specifiers are:
%f which is replaced by the image file name,
%t which is replaced by the tag name
and %v which is replaced by the tag value.
This variable was added, or its default value changed, in Emacs 26.1.
Probably introduced at or before Emacs version 26.1.
Source Code
;; Defined in /usr/src/emacs/lisp/image/image-dired-external.el.gz
(defcustom image-dired-cmd-write-exif-data-options '("-%t=%v" "%f")
"Arguments of the command used to write EXIF data.
Used with `image-dired-cmd-write-exif-data-program'.
The value can use the following format specifiers are:
%f which is replaced by the image file name,
%t which is replaced by the tag name
and %v which is replaced by the tag value."
:version "26.1"
:type '(repeat (string :tag "Argument")))