DATV: shut down video player before destruction

plugins/channelrx/demoddatv/datvdemodbaseband.cpp

@@ -63,6 +63,7 @@ void DATVDemodBaseband::startWork()
 void DATVDemodBaseband::stopWork()
 {
     QMutexLocker mutexLocker(&m_mutex);
+    m_sink.stopVideo();
     disconnect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
     QObject::disconnect(
         &m_sampleFifo,

plugins/channelrx/demoddatv/datvdemodsink.cpp

@@ -69,6 +69,14 @@ DATVDemodSink::~DATVDemodSink()
         m_objVideoStream->deleteLater();
     }
 
+    stopVideo();
+    CleanUpDATVFramework();
+
+    delete m_objRFFilter;
+}
+
+void DATVDemodSink::stopVideo()
+{
     if (m_objRenderThread)
     {
         if (m_objRenderThread->isRunning())
@@ -78,10 +86,6 @@ DATVDemodSink::~DATVDemodSink()
             m_objRenderThread->wait();
         }
     }
-
-    CleanUpDATVFramework();
-
-    delete m_objRFFilter;
 }
 
 bool DATVDemodSink::setTVScreen(TVScreen *objScreen)

plugins/channelrx/demoddatv/datvdemodsink.h

@@ -70,6 +70,7 @@ public:
     bool videoDecodeOK();
 
     bool playVideo();
+    void stopVideo();
 
     int GetSampleRate();
     double getMagSq() const { return m_objMagSqAverage; } //!< Beware this is scaled to 2^30