1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
From d4f213636b6f950498a1386083199bd7f65676b9 Mon Sep 17 00:00:00 2001
From: Brian May <brian@linuxpenguins.xyz>
Date: Thu, 7 Dec 2017 07:49:20 +1100
Subject: [PATCH] tiff2pdf: Fix apparent incorrect type for transfer table
The standard says the transfer table contains unsigned 16 bit values,
I have no idea why we refer to them as floats.
---
tools/tiff2pdf.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/tools/tiff2pdf.c b/tools/tiff2pdf.c
index c3ec074..484776c 100644
--- a/tools/tiff2pdf.c
+++ b/tools/tiff2pdf.c
@@ -237,7 +237,7 @@ typedef struct {
float tiff_whitechromaticities[2];
float tiff_primarychromaticities[6];
float tiff_referenceblackwhite[2];
- float* tiff_transferfunction[3];
+ uint16* tiff_transferfunction[3];
int pdf_image_interpolate; /* 0 (default) : do not interpolate,
1 : interpolate */
uint16 tiff_transferfunctioncount;
@@ -1048,7 +1048,7 @@ void t2p_read_tiff_init(T2P* t2p, TIFF* input){
uint16 paged=0;
uint16 xuint16=0;
uint16 tiff_transferfunctioncount=0;
- float* tiff_transferfunction[3];
+ uint16* tiff_transferfunction[3];
directorycount=TIFFNumberOfDirectories(input);
t2p->tiff_pages = (T2P_PAGE*) _TIFFmalloc(TIFFSafeMultiply(tmsize_t,directorycount,sizeof(T2P_PAGE)));
@@ -1153,8 +1153,8 @@ void t2p_read_tiff_init(T2P* t2p, TIFF* input){
&(tiff_transferfunction[1]),
&(tiff_transferfunction[2]))) {
- if((tiff_transferfunction[1] != (float*) NULL) &&
- (tiff_transferfunction[2] != (float*) NULL)
+ if((tiff_transferfunction[1] != (uint16*) NULL) &&
+ (tiff_transferfunction[2] != (uint16*) NULL)
) {
tiff_transferfunctioncount=3;
} else {
@@ -1851,8 +1851,8 @@ void t2p_read_tiff_data(T2P* t2p, TIFF* input){
&(t2p->tiff_transferfunction[0]),
&(t2p->tiff_transferfunction[1]),
&(t2p->tiff_transferfunction[2]))) {
- if((t2p->tiff_transferfunction[1] != (float*) NULL) &&
- (t2p->tiff_transferfunction[2] != (float*) NULL)
+ if((t2p->tiff_transferfunction[1] != (uint16*) NULL) &&
+ (t2p->tiff_transferfunction[2] != (uint16*) NULL)
) {
t2p->tiff_transferfunctioncount=3;
} else {
--
libgit2 0.26.0
|