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-rw-r--r--lib/Image/ExifTool/TagNames.pod10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Image/ExifTool/TagNames.pod b/lib/Image/ExifTool/TagNames.pod
index 8fabd9e1..c5d3309e 100644
--- a/lib/Image/ExifTool/TagNames.pod
+++ b/lib/Image/ExifTool/TagNames.pod
@@ -293,6 +293,11 @@ The EXIF meta information is organized into different Image File Directories
ExifTool family 1 group names. When writing EXIF information, the default
B<Group> listed below is used unless another group is specified.
+Mandatory tags (indicated by a colon after the B<Writable> type) may be
+added automatically with default values when creating a new IFD, and the IFD
+is removed automatically when deleting tags if only default-valued mandatory
+tags remain.
+
The table below lists all EXIF tags. Also listed are TIFF, DNG, HDP and
other tags which are not part of the EXIF specification, but may co-exist
with EXIF tags in some images. Tags which are part of the EXIF 2.31
@@ -16519,12 +16524,17 @@ specification.
2 ResolutionUnit int8u:
3 XResolution int16u:
5 YResolution int16u:
+ 7 ThumbnailWidth no
+ 8 ThumbnailHeight no
+ 9 ThumbnailTIFF no
=head3 JFIF Extension Tags
Tag ID Tag Name Writable
------ -------- --------
0x0010 ThumbnailImage no
+ 0x0011 ThumbnailTIFF no
+ 0x0013 ThumbnailTIFF no
=head2 FlashPix Tags