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
59
|
require 'formula'
class Jasper < Formula
url 'http://slackware.sukkology.net/packages/jasper/jasper-1.900.1.zip'
homepage 'http://slackware.sukkology.net/packages/jasper/'
md5 'a342b2b4495b3e1394e161eb5d85d754'
depends_on 'jpeg'
def options
[["--universal", "Build a universal binary."]]
end
def patches
DATA
end
fails_with_llvm "Undefined symbols when linking", :build => "2326"
def install
ENV.universal_binary if ARGV.build_universal?
system "./configure", "--disable-debug",
"--disable-dependency-tracking",
"--enable-shared",
"--prefix=#{prefix}",
"--mandir=#{man}"
system "make install"
end
end
# The following patch fixes a bug (still in upstream as of jasper 1.900.1) where an assertion fails
# when Jasper is fed certain JPEG-2000 files with an alpha channel.
# see http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=469786
__END__
diff --git a/src/libjasper/jpc/jpc_dec.c b/src/libjasper/jpc/jpc_dec.c
index fa72a0e..1f4845f 100644
--- a/src/libjasper/jpc/jpc_dec.c
+++ b/src/libjasper/jpc/jpc_dec.c
@@ -1069,12 +1069,18 @@ static int jpc_dec_tiledecode(jpc_dec_t *dec, jpc_dec_tile_t *tile)
/* Apply an inverse intercomponent transform if necessary. */
switch (tile->cp->mctid) {
case JPC_MCT_RCT:
- assert(dec->numcomps == 3);
+ if (dec->numcomps != 3 && dec->numcomps != 4) {
+ jas_eprintf("bad number of components (%d)\n", dec->numcomps);
+ return -1;
+ }
jpc_irct(tile->tcomps[0].data, tile->tcomps[1].data,
tile->tcomps[2].data);
break;
case JPC_MCT_ICT:
- assert(dec->numcomps == 3);
+ if (dec->numcomps != 3 && dec->numcomps != 4) {
+ jas_eprintf("bad number of components (%d)\n", dec->numcomps);
+ return -1;
+ }
jpc_iict(tile->tcomps[0].data, tile->tcomps[1].data,
tile->tcomps[2].data);
break;
|
