github.com/brouhaha.tumble
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recognize both big-endian and little-endian TIFF files.

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This commit is contained in:
Eric Smith 2003-03-20 15:22:23 +00:00
parent d7d4fa0632
commit a5d4200f24
1 changed files with 9 additions and 2 deletions
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11
tumble_tiff.c
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@ -1,7 +1,7 @@
/*
* tumble: build a PDF file from image files
*
* $Id: tumble_tiff.c,v 1.4 2003/03/20 06:55:28 eric Exp $
* $Id: tumble_tiff.c,v 1.5 2003/03/20 07:22:23 eric Exp $
* Copyright 2001, 2002, 2003 Eric Smith <eric@brouhaha.com>
*
* This program is free software; you can redistribute it and/or modify
@ -28,6 +28,12 @@
#include <strings.h> /* strcasecmp() is a BSDism */
#include <tiffio.h>
/*
* On the x86, libtiff defaults to bit-endian bit order for no good reason.
* In theory, the '-L' (and maybe '-H') should give us little-endian bit
* order, but it doesn't seem to work. Thus we reverse the bits ourselves
* after we read in the file.
*/
#define TIFF_REVERSE_BITS
@ -69,7 +75,8 @@ static bool open_tiff_input_file (FILE *f, char *name)
rewind (f);
if ((buf [0] != 0x49) || (buf [1] != 0x49))
if (! (((buf [0] == 0x49) && (buf [1] == 0x49)) ||
((buf [0] == 0x4d) && (buf [1] == 0x4d))))
return (0);
tiff_in = TIFFFdOpen (fileno (f), name, "r");