bug #762 fixed

modules/haartraining/createsamples.cpp

@@ -49,6 +49,7 @@
 #include <cstring>
 #include <cstdlib>
 #include <cmath>
+#include <ctime>
 
 using namespace std;
 
@@ -76,6 +77,8 @@ int main( int argc, char* argv[] )
     int width  = 24;
     int height = 24;
 
+    srand(time(0));
+
     if( argc == 1 )
     {
         printf( "Usage: %s\n  [-info <collection_file_name>]\n"