diff options
Diffstat (limited to 'lib/Image/ExifTool/README')
| -rw-r--r-- | lib/Image/ExifTool/README | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/lib/Image/ExifTool/README b/lib/Image/ExifTool/README index f23fcece..e5281749 100644 --- a/lib/Image/ExifTool/README +++ b/lib/Image/ExifTool/README @@ -249,6 +249,13 @@ key: within this atom. Currently used only for Canon CNTH atom, which contains garbage after the first contained atom. + NIKON_OFFSETS [Nikon Encrypted tables only] Pointer to int32u NumberOffsets + for offset-type encrypted Nikon directories. When set, + directory and decryption lengths are calculated automatically. + + ALLOW_REPROCESS Flag to allow reprocessing of another directory at this + same location in the file, bypassing recursion avoidance test. + DATAMEMBER : BinaryData tables only. A reference to a list of sorted tag ID's which must be extracted as data members when writing. Must also list "var_" format tags and tags with Hook so offsets are properly calculated if the table @@ -713,7 +720,7 @@ numerical, and generated automatically otherwise. BitShift are applied before evaluating RawConv. BitShift : [Mask tags only] Bit shift for Mask-ed values. If not - specified, set to the number of trailing bits in the Mask. + specified, set to the number of trailing zero bits in Mask. When reading, the value is shifted right by this number of bits after the Mask is applied. @@ -1003,7 +1010,9 @@ numerical, and generated automatically otherwise. current Base. This is a Perl expression which may use $valuePtr to represent the location of the tag value in the file, or $val for the value itself. If not specified, a Start - of '$valuePtr' is assumed. + of '$valuePtr' is assumed. Subdirectories in BinaryData may + also use $dirStart to represent the offset of the current + directory start relative to the start of the data block. OffsetPt : [EXIF directories only] If specified, this is a Perl expression that gives the position of a 32-bit word in the |