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* man/TIFFGetField.3tiff: Correct the 'count' field type in the

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example for how to retreive the value of unsupported tags.
This commit is contained in:
Bob Friesenhahn 2012-05-19 23:15:22 +00:00
parent f502a159f9
commit b298ae255c
2 changed files with 11 additions and 9 deletions
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ChangeLog
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@ -1,3 +1,8 @@
2012-05-19 Bob Friesenhahn <bfriesen@simple.dallas.tx.us>
* man/TIFFGetField.3tiff: Correct the 'count' field type in the
example for how to retreive the value of unsupported tags.
2012-03-30 Frank Warmerdam <warmerdam@google.com>
* tif_getimage.c: Fix size overflow (zdi-can-1221,CVE-2012-1173)

15
man/TIFFGetField.3tiff
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@ -1,4 +1,4 @@
.\" $Id: TIFFGetField.3tiff,v 1.5 2010-05-06 02:54:46 olivier Exp $
.\" $Id: TIFFGetField.3tiff,v 1.6 2012-05-19 23:15:22 bfriesen Exp $
.\"
.\" Copyright (c) 1988-1997 Sam Leffler
.\" Copyright (c) 1991-1997 Silicon Graphics, Inc.
@ -188,14 +188,16 @@ is one, then a single array is returned; otherwise three arrays are returned.
Annex B.3 "Embedding ICC Profiles in TIFF Files" (available at
http://www.color.org) for an explanation.
.SH AUTOREGISTERED TAGS
If you can't find the tag in the table above that means this is unsupported
tag. But you still be able to read it's value if you know the data type of
If you can't find the tag in the table above that means this is an unsupported
tag and is not directly supported by
.BR libtiff(3TIFF)
library. You will still be able to read it's value if you know the data type of
that tag. For example, if you want to read the LONG value from the tag 33424
and ASCII string from the tag 36867 you can use the following code:
.PP
.RS
.nf
uint16 count;
uint32 count;
void *data;
TIFFGetField(tiff, 33424, &count, &data);
@ -205,11 +207,6 @@ printf("Tag %d: %s, count %d\n", 36867, (char *)data, count);
.fi
.RE
.PP
is not supported by
.BR libtiff(3TIFF),
library
.SH RETURN VALUES
1 is returned if the tag is defined in the current directory; otherwise a 0 is
returned.