diff options
author | exiftool <exiftool@users.sourceforge.net> | 2019-01-15 09:07:37 -0500 |
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committer | exiftool <exiftool@users.sourceforge.net> | 2019-01-15 09:07:37 -0500 |
commit | 441100259d06a30761d1ec2f7e1f1f762871a83c (patch) | |
tree | 3b85ad57031a5afc23a5e83d3d81cc7c07ac293a /lib/Image/ExifTool/README | |
parent | 9e0ce916748abb56dbb8593d2184445080f678d0 (diff) |
Update to 11.25
Diffstat (limited to 'lib/Image/ExifTool/README')
-rw-r--r-- | lib/Image/ExifTool/README | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/lib/Image/ExifTool/README b/lib/Image/ExifTool/README index 8f9b4441..e04f0493 100644 --- a/lib/Image/ExifTool/README +++ b/lib/Image/ExifTool/README @@ -757,19 +757,20 @@ numerical. tag is written. The value is a hash reference. The hash keys are the names of the tags to write, and the values are evaluated to obtain the ValueConv values of each tag (or undef - to delete the tag). In the eval, $val is the Raw value of the - parent tag (which may be undef if the tag is being deleted, - and should not be modified because it will affect subsequent - WriteAlso tags), and the %opts hash may be accessed to modify - SetNewValue options for each tag. By default, Type is set to - "ValueConv" and the Protected option has bit 0x02 set to allow - writing of Protected tags that aren't directly writable. The - AddValue, DelValue, Shift and Replace options from the parent - tag are also defined, but no other options are set by default. - Previous new values of WriteAlso tags have already been - removed prior to the eval if the Replace option was used for - the parent tag. If an empty warning is issued ("\n"), the - target tag is not written and no error is reported. + to delete the tag). In the eval, $val is the new Raw value of + the parent tag (which may be undef if the tag is being + deleted, and should not be modified because it will affect + subsequent WriteAlso tags), and the %opts hash may be accessed + to modify SetNewValue options for each tag. By default, Type + is set to "ValueConv" and the Protected option has bit 0x02 + set to allow writing of Protected tags that aren't directly + writable. The AddValue, DelValue, Shift and Replace options + from the parent tag are also defined, but no other options are + set by default. Previous new values of WriteAlso tags have + already been removed prior to the eval if the Replace option + was used for the parent tag. If an empty warning is issued + ("\n"), the target tag is not written and no error is + reported. WriteCheck : If given, specifies a scalar which is evaluated as a Perl expression for a one-time validatation the Raw value being |