pyrox.dev
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1From 53ce5fe7e73d7ed95c9e12b52dd4984723f865fa Mon Sep 17 00:00:00 2001
2From: =?UTF-8?q?Zdenko=20Podobn=C3=BD?= <zdenop@gmail.com>
3Date: Sun, 6 Apr 2014 21:25:27 +0200
4Subject: [PATCH] fix build with leptonica 1.70
5
6---
7 configure.ac | 1 +
8 src/jbig2.cc | 13 +++++++++----
9 2 files changed, 10 insertions(+), 4 deletions(-)
10
11diff --git a/configure.ac b/configure.ac
12index fe37c22..753a607 100644
13--- a/configure.ac
14+++ b/configure.ac
15@@ -55,6 +55,7 @@ AC_CHECK_LIB([lept], [findFileFormatStream], [], [
16 echo "Error! Leptonica not detected."
17 exit -1
18 ])
19+AC_CHECK_FUNCS(expandBinaryPower2Low,,)
20 # test for function - it should detect leptonica dependecies
21
22 # Check for possible dependancies of leptonica.
23diff --git a/src/jbig2.cc b/src/jbig2.cc
24index e10f042..515c1ef 100644
25--- a/src/jbig2.cc
26+++ b/src/jbig2.cc
27@@ -130,11 +130,16 @@ segment_image(PIX *pixb, PIX *piximg) {
28 // input color image, so we have to do it this way...
29 // is there a better way?
30 // PIX *pixd = pixExpandBinary(pixd4, 4);
31- PIX *pixd = pixCreate(piximg->w, piximg->h, 1);
32- pixCopyResolution(pixd, piximg);
33- if (verbose) pixInfo(pixd, "mask image: ");
34- expandBinaryPower2Low(pixd->data, pixd->w, pixd->h, pixd->wpl,
35+ PIX *pixd;
36+#ifdef HAVE_EXPANDBINARYPOWER2LOW
37+ pixd = pixCreate(piximg->w, piximg->h, 1);
38+ pixCopyResolution(pixd, piximg);
39+ expandBinaryPower2Low(pixd->data, pixd->w, pixd->h, pixd->wpl,
40 pixd4->data, pixd4->w, pixd4->h, pixd4->wpl, 4);
41+#else
42+ pixd = pixExpandBinaryPower2(pixd4, 4);
43+#endif
44+ if (verbose) pixInfo(pixd, "mask image: ");
45
46 pixDestroy(&pixd4);
47 pixDestroy(&pixsf4);