mirror of
https://github.com/Ponce/slackbuilds
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37 lines
1.3 KiB
Diff
37 lines
1.3 KiB
Diff
diff --git a/configure.ac b/configure.ac
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index fe37c22..753a607 100644
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--- a/configure.ac
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+++ b/configure.ac
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@@ -55,6 +55,7 @@ AC_CHECK_LIB([lept], [findFileFormatStream], [], [
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echo "Error! Leptonica not detected."
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exit -1
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])
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+AC_CHECK_FUNCS(expandBinaryPower2Low,,)
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# test for function - it should detect leptonica dependecies
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# Check for possible dependancies of leptonica.
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diff --git a/src/jbig2.cc b/src/jbig2.cc
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index e10f042..515c1ef 100644
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--- a/src/jbig2.cc
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+++ b/src/jbig2.cc
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@@ -130,11 +130,16 @@ segment_image(PIX *pixb, PIX *piximg) {
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// input color image, so we have to do it this way...
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// is there a better way?
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// PIX *pixd = pixExpandBinary(pixd4, 4);
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- PIX *pixd = pixCreate(piximg->w, piximg->h, 1);
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- pixCopyResolution(pixd, piximg);
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- if (verbose) pixInfo(pixd, "mask image: ");
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- expandBinaryPower2Low(pixd->data, pixd->w, pixd->h, pixd->wpl,
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+ PIX *pixd;
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+#ifdef HAVE_EXPANDBINARYPOWER2LOW
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+ pixd = pixCreate(piximg->w, piximg->h, 1);
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+ pixCopyResolution(pixd, piximg);
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+ expandBinaryPower2Low(pixd->data, pixd->w, pixd->h, pixd->wpl,
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pixd4->data, pixd4->w, pixd4->h, pixd4->wpl, 4);
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+#else
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+ pixd = pixExpandBinaryPower2(pixd4, 4);
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+#endif
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+ if (verbose) pixInfo(pixd, "mask image: ");
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pixDestroy(&pixd4);
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pixDestroy(&pixsf4);
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