refactor: Remove unused functions

src/video/camerasource.cpp

@@ -100,7 +100,6 @@ CameraSource::CameraSource()
 #endif
     , videoStreamIndex{-1}
     , _isNone{true}
-    , streamBlocker{false}
     , subscriptions{0}
 {
     subscriptions = 0;
@@ -134,11 +133,7 @@ void CameraSource::destroyInstance()
  */
 void CameraSource::setupDefault()
 {
-    setupDevice(CameraDevice::getDefaultDeviceName());
-}
-
-void CameraSource::setupDevice(const QString& deviceName)
-{
+    QString deviceName = CameraDevice::getDefaultDeviceName();
     bool isScreen = CameraDevice::isScreen(deviceName);
     VideoMode mode = VideoMode(Settings::getInstance().getScreenRegion());
     if (!isScreen) {
@@ -172,11 +167,6 @@ void CameraSource::setupDevice(const QString& DeviceName, const VideoMode& Mode)
         openDevice();
 }
 
-void CameraSource::close()
-{
-    setupDevice("none");
-}
-
 bool CameraSource::isNone() const
 {
     return _isNone;

src/video/camerasource.h

@@ -40,9 +40,7 @@ public:
     static CameraSource& getInstance();
     static void destroyInstance();
     void setupDefault();
-    void setupDevice(const QString& deviceName);
     void setupDevice(const QString& deviceName, const VideoMode& mode);
-    void close();
     bool isNone() const;
 
     // VideoSource interface
@@ -71,7 +69,6 @@ private:
     QReadWriteLock streamMutex;
 
     std::atomic_bool _isNone;
-    std::atomic_bool streamBlocker;
     std::atomic_int subscriptions;
 
     static CameraSource* instance;