Do not exit when pressing just shift, control, etc.

diff --git a/main_vot.cpp b/main_vot.cpp
index 69802225f17e0092d6101da7b8266deaad4b479d..eddb39f9dbedfd167dd4310c1c54c604f9b26e5b 100644 (file)
--- a/main_vot.cpp
+++ b/main_vot.cpp
@@ -184,7 +184,7 @@ int main(int argc, char *argv[])
             cv::rectangle(image, bb_rect, CV_RGB(0,255,0), 2);
             cv::imshow("output", image);
             int ret = cv::waitKey(visualize_delay);
-            if (visualize_delay > 0 && ret != -1 && ret != 255)
+            if (visualize_delay > 0 && ret != -1 && ret < 128)
                 break;
         }