Allow a track to be muted

src/Workflow/MainWorkflow.cpp

@@ -41,7 +41,7 @@ MainWorkflow::MainWorkflow( int trackCount ) :
     memset( MainWorkflow::blackOutput, 0, VIDEOHEIGHT * VIDEOWIDTH * 3 );
 
     m_tracks = new Toggleable<TrackWorkflow*>[trackCount];
-    for (int i = 0; i < trackCount; ++i)
+    for ( int i = 0; i < trackCount; ++i )
     {
         m_tracks[i].setPtr( new TrackWorkflow( i ) );
         connect( m_tracks[i], SIGNAL( trackEndReached( unsigned int ) ), this, SLOT( trackEndReached(unsigned int) ) );
@@ -49,6 +49,7 @@ MainWorkflow::MainWorkflow( int trackCount ) :
         connect( m_tracks[i], SIGNAL( trackUnpaused() ), this, SLOT( trackUnpaused() ) );
         connect( m_tracks[i], SIGNAL( renderCompleted( unsigned int ) ), this,  SLOT( tracksRenderCompleted( unsigned int ) ), Qt::QueuedConnection );
     }
+    muteTrack( 0 );
     m_renderStartedLock = new QReadWriteLock;
     m_renderMutex = new QMutex;
     m_highestTrackNumberMutex = new QMutex;
@@ -356,3 +357,13 @@ void        MainWorkflow::cancelSynchronisation()
     }
     m_synchroneRenderWaitCondition->wakeAll();
 }
+
+void        MainWorkflow::muteTrack( unsigned int trackId )
+{
+    m_tracks[trackId].setHardDeactivation( true );
+}
+
+void        MainWorkflow::unmuteTrack( unsigned int trackId )
+{
+    m_tracks[trackId].setHardDeactivation( false );
+}

src/Workflow/MainWorkflow.h

@@ -90,6 +90,9 @@ class   MainWorkflow : public QObject, public Singleton<MainWorkflow>
          */
         void                    cancelSynchronisation();
 
+        void                    muteTrack( unsigned int trackId );
+        void                    unmuteTrack( unsigned int trackId );
+
     private:
         static MainWorkflow*    m_instance;
 

src/tools/Toggleable.hpp

@@ -32,7 +32,7 @@ template <typename T>
 class   Toggleable
 {
     public:
-        Toggleable() : m_ptr( NULL ), m_activated( true )
+        Toggleable() : m_ptr( NULL ), m_activated( true ), m_hardDeactivated( false )
         {
         }
         void    setPtr( T ptr )
@@ -51,11 +51,11 @@ class   Toggleable
         }
         bool    activated() const
         {
-            return m_activated;
+            return ( m_hardDeactivated == false && m_activated == true );
         }
         bool    deactivated() const
         {
-            return !m_activated;
+            return ( m_hardDeactivated == true || m_activated == false );
         }
         void    activate()
         {
@@ -65,10 +65,15 @@ class   Toggleable
         {
             m_activated = false;
         }
+        void    setHardDeactivation( bool val )
+        {
+            m_hardDeactivated = val;
+        }
 
     private:
         T           m_ptr;
         bool        m_activated;
+        bool        m_hardDeactivated;
 };
 
 #endif // TOGGLEABLE_HPP