From db3322ebcd8fedd2417b99f64dc9e80efbcb091a Mon Sep 17 00:00:00 2001
From: Edgar O Silva <oswaldo.silva@gmail.com>
Date: Tue, 7 Jan 2014 20:36:08 -0600
Subject: [PATCH] Fix to use always the first param as timeout if only that one
 was provided while keeping backwards compatability with 2 params.

---
 src/HighGUI.cc | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/HighGUI.cc b/src/HighGUI.cc
index 217917a..9c057fd 100644
--- a/src/HighGUI.cc
+++ b/src/HighGUI.cc
@@ -74,10 +74,12 @@ NamedWindow::BlockingWaitKey(const v8::Arguments& args){
 	//SETUP_FUNCTION(NamedWindow)
 	int time = 0;
 
-  if (args.Length() > 0){
+  if (args.Length() > 1){
     time = args[1]->IntegerValue();
   }else{
-    time = args[0]->IntegerValue();
+    if (args.Length() > 0){
+      time = args[0]->IntegerValue();
+    }
   }
 
   int res = cv::waitKey(time);