freebsd-ports/graphics/amide/files/patch-src-alignment_mutual_information.c
Guido Falsi 06fc0912e4 Modify amide port to use ffmpeg 3.x
Actual patch is a mix of work from subitter and my modifications
based on debian patch from [1]

While here, fix the DCMTK option.

PR:		215240
Submitted by:	jbeich
Obtained From:	https://anonscm.debian.org/viewvc/debian-med/trunk/packages/amide/trunk/debian/patches/libav10.patch?view=markup&pathrev=16327 [1]
2017-01-02 22:41:15 +00:00

25 lines
1.2 KiB
C

--- src/alignment_mutual_information.c.orig 2012-01-22 16:25:06 UTC
+++ src/alignment_mutual_information.c
@@ -28,6 +28,13 @@
#include "amitk_data_set_DOUBLE_0D_SCALING.h"
#include "alignment_mutual_information.h"
+#if __FreeBSD__ >= 2
+#include <osreldate.h>
+#if __FreeBSD_version <= 802502
+#define log2(x) (log(x) / M_LN2)
+#endif
+#endif
+
/* this algorithm will calculate the amount of mutual information between two data sets in their current orientations */
/* it is a re-write of the original algorithm for purposes of improved speed. the hope is that it won't affect accuracy. */
/* rather than computing mutual information for the whole volume of data, the algorithm computes it for three orthogonal */
@@ -209,7 +216,7 @@ gdouble calculate_mutual_information(Ami
//g_print("\t\%i", mutual_information_array[i][j] ); // for point-wise counts
// g_print("\t\%4.3f", incremental_mi ); // for point-wise probability
- if isinf(incremental_mi) {
+ if(isinf(incremental_mi)) {
//count it (because lots and lots of zeroes mean bad registration) and go to the next loop
mi_nan_count++;
// this is most often a problem when the incemental MI is infinity, due to divide by zero