diff options
Diffstat (limited to 'tiff/libtiff/tif_flush.c')
-rwxr-xr-x | tiff/libtiff/tif_flush.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/tiff/libtiff/tif_flush.c b/tiff/libtiff/tif_flush.c deleted file mode 100755 index fd14e4c..0000000 --- a/tiff/libtiff/tif_flush.c +++ /dev/null @@ -1,118 +0,0 @@ -/* $Id: tif_flush.c,v 1.9 2010-03-31 06:40:10 fwarmerdam Exp $ */ - -/* - * Copyright (c) 1988-1997 Sam Leffler - * Copyright (c) 1991-1997 Silicon Graphics, Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and - * its documentation for any purpose is hereby granted without fee, provided - * that (i) the above copyright notices and this permission notice appear in - * all copies of the software and related documentation, and (ii) the names of - * Sam Leffler and Silicon Graphics may not be used in any advertising or - * publicity relating to the software without the specific, prior written - * permission of Sam Leffler and Silicon Graphics. - * - * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, - * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY - * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. - * - * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR - * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, - * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, - * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF - * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE - * OF THIS SOFTWARE. - */ - -/* - * TIFF Library. - */ -#include "tiffiop.h" - -int -TIFFFlush(TIFF* tif) -{ - if( tif->tif_mode == O_RDONLY ) - return 1; - - if (!TIFFFlushData(tif)) - return (0); - - /* In update (r+) mode we try to detect the case where - only the strip/tile map has been altered, and we try to - rewrite only that portion of the directory without - making any other changes */ - - if( (tif->tif_flags & TIFF_DIRTYSTRIP) - && !(tif->tif_flags & TIFF_DIRTYDIRECT) - && tif->tif_mode == O_RDWR ) - { - uint64 *offsets=NULL, *sizes=NULL; - - if( TIFFIsTiled(tif) ) - { - if( TIFFGetField( tif, TIFFTAG_TILEOFFSETS, &offsets ) - && TIFFGetField( tif, TIFFTAG_TILEBYTECOUNTS, &sizes ) - && _TIFFRewriteField( tif, TIFFTAG_TILEOFFSETS, TIFF_LONG8, - tif->tif_dir.td_nstrips, offsets ) - && _TIFFRewriteField( tif, TIFFTAG_TILEBYTECOUNTS, TIFF_LONG8, - tif->tif_dir.td_nstrips, sizes ) ) - { - tif->tif_flags &= ~TIFF_DIRTYSTRIP; - tif->tif_flags &= ~TIFF_BEENWRITING; - return 1; - } - } - else - { - if( TIFFGetField( tif, TIFFTAG_STRIPOFFSETS, &offsets ) - && TIFFGetField( tif, TIFFTAG_STRIPBYTECOUNTS, &sizes ) - && _TIFFRewriteField( tif, TIFFTAG_STRIPOFFSETS, TIFF_LONG8, - tif->tif_dir.td_nstrips, offsets ) - && _TIFFRewriteField( tif, TIFFTAG_STRIPBYTECOUNTS, TIFF_LONG8, - tif->tif_dir.td_nstrips, sizes ) ) - { - tif->tif_flags &= ~TIFF_DIRTYSTRIP; - tif->tif_flags &= ~TIFF_BEENWRITING; - return 1; - } - } - } - - if ((tif->tif_flags & (TIFF_DIRTYDIRECT|TIFF_DIRTYSTRIP)) - && !TIFFRewriteDirectory(tif)) - return (0); - - return (1); -} - -/* - * Flush buffered data to the file. - * - * Frank Warmerdam'2000: I modified this to return 1 if TIFF_BEENWRITING - * is not set, so that TIFFFlush() will proceed to write out the directory. - * The documentation says returning 1 is an error indicator, but not having - * been writing isn't exactly a an error. Hopefully this doesn't cause - * problems for other people. - */ -int -TIFFFlushData(TIFF* tif) -{ - if ((tif->tif_flags & TIFF_BEENWRITING) == 0) - return (1); - if (tif->tif_flags & TIFF_POSTENCODE) { - tif->tif_flags &= ~TIFF_POSTENCODE; - if (!(*tif->tif_postencode)(tif)) - return (0); - } - return (TIFFFlushData1(tif)); -} - -/* vim: set ts=8 sts=8 sw=8 noet: */ -/* - * Local Variables: - * mode: c - * c-basic-offset: 8 - * fill-column: 78 - * End: - */ |