* median.c: oops, fix argument types in the qsort call.

git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2808 92316355-f0b4-4df1-b90c-862c8a59935f

pipi/filter/median.c

@@ -29,7 +29,7 @@
 
 static int cmpint(void const *i1, void const *i2)
 {
-    return *(int const *)i1 > *(int const *)i2;
+    return *(double const *)i1 < *(double const *)i2;
 }
 
 pipi_image_t *pipi_median(pipi_image_t *src, int radius)
@@ -104,12 +104,12 @@ pipi_image_t *pipi_median_ext(pipi_image_t *src, int rx, int ry)
             }
 
             /* Sort the list */
-            qsort(list, size, sizeof(int), cmpint);
+            qsort(list, size, sizeof(double), cmpint);
             if(!gray)
             {
-                qsort(list + size, size, sizeof(int), cmpint);
+                qsort(list + size, size, sizeof(double), cmpint);
-                qsort(list + 2 * size, size, sizeof(int), cmpint);
+                qsort(list + 2 * size, size, sizeof(double), cmpint);
-                qsort(list + 3 * size, size, sizeof(int), cmpint);
+                qsort(list + 3 * size, size, sizeof(double), cmpint);
             }
 
             /* Store the median value */