Add Ready State Function

StreamManager.cpp

@@ -53,6 +53,14 @@ void StreamManager::SetEmissivity(double emissivity)
         lDeviceParams->SetFloatValue("ObjectEmissivity", emissivity);
 }
 
+bool StreamManager::GetReadyState()
+{
+    bool cold = false;
+    if (lDeviceParams)
+        lDeviceParams->GetBooleanValue("FPACold", cold);
+    return cold;
+}
+
 PvResult StreamManager::FindDevice()
 {
     PvResult lResult = PvResult();

StreamManager.hpp

@@ -22,6 +22,8 @@ public:
     StreamManager(QObject *parent);
     virtual ~StreamManager();
 
+    bool GetReadyState();
+
 public slots:
     void SetEmissivity(double emissivity);
     void SendForProcessing(int width, int height, uint8_t *imgPointer);