Don't have exif bugging out on short strings

* lisp/image/exif.el (exif--direct-ascii-value): New function
(bug#40127).
(exif--parse-directory): Use it to get the correct values for
in-directory (i.e., shorter than 4 octets) strings.

1 files changed, 0 insertions, 0 deletions

diff --git a/test/data/image/black-short.jpg b/test/data/image/black-short.jpg
new file mode 100644
index 00000000000..02a5b0b72ef
--- /dev/null
+++ b/test/data/image/black-short.jpg