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More comments on BYTECOUNTLOOKSBAD macro.

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This commit is contained in:
Andrey Kiselev 2005-02-05 13:16:16 +00:00
parent 7b1da290b8
commit 1c22112c95
1 changed files with 4 additions and 2 deletions
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libtiff/tif_dirread.c
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@ -1,4 +1,4 @@
/* $Id: tif_dirread.c,v 1.48 2005-02-03 18:07:58 dron Exp $ */
/* $Id: tif_dirread.c,v 1.49 2005-02-05 13:16:16 dron Exp $ */
/*
* Copyright (c) 1988-1997 Sam Leffler
@ -580,7 +580,9 @@ TIFFReadDirectory(TIFF* tif)
* - it is equal to zero along with StripOffset;
* - it is larger than file itself (in case of uncompressed image);
* - it is smaller than the size of the bytes per row multiplied on the
* number of rows.
* number of rows. The last case should not be checked in the case of
* writing new image, because we may not know the exact strip size
* until the whole image will be written and directory dumped out.
*/
#define BYTECOUNTLOOKSBAD \
( (td->td_stripbytecount[0] == 0 && td->td_stripoffset[0] != 0) || \