No idea why this worked on the pi

AutonomousMode/autonomous_mode_main.cpp

@@ -21,8 +21,8 @@ int main(void)
     });
 
     //To calculate the frame rate
-    std::chrono::milliseconds last = duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
-    std::chrono::milliseconds now = duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
+    std::chrono::milliseconds last = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
+    std::chrono::milliseconds now = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
     
     cv::Mat img;
     lfr.addListener([&](LFR_Result result)
@@ -33,12 +33,12 @@ int main(void)
             cv::resize(result.rawImage, img, cv::Size(128, 64+32));
 
             //Calculate frame rate
-            now = duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
-            unsigned int deltaMs = (now-last).count();
-            float delta = static_cast<float>(deltaMs) / 1000.0;
-            float frameRate = 1.0 / static_cast<float>(delta);
+            now = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::system_clock::now().time_since_epoch());
+            unsigned int deltaMs = static_cast<unsigned int>((now-last).count());
+            double delta = static_cast<double>(deltaMs) / 1000.0;
+            double frameRate = 1.0 / static_cast<double>(delta);
 
-            //std::cout << "Frame rate: " << frameRate << std::endl;
+            std::cout << "Frame rate: " << frameRate << std::endl;
             last = now;
         }
     }, &mutex);