Avmedia/VLC: Fixing zooming.

Will resize depended on the frame size now.

Change-Id: I3dbd0982f4442e9c643121af3cdfc2b0cdfe33a2

avmedia/source/vlc/vlcplayer.cxx

@@ -194,6 +194,12 @@ void SAL_CALL VLCPlayer::setWindowID( const intptr_t windowID )
     mPlayer.setWindow( windowID );
 }
 
+void VLCPlayer::setVideoSize( unsigned width, unsigned height )
+{
+    ::osl::MutexGuard aGuard( m_aMutex );
+    mPlayer.setVideoSize( width, height );
+}
+
 uno::Reference< css::media::XPlayerWindow > SAL_CALL VLCPlayer::createPlayerWindow( const uno::Sequence< uno::Any >& aArguments )
      throw ( ::com::sun::star::uno::RuntimeException )
 {

avmedia/source/vlc/vlcplayer.hxx

@@ -57,6 +57,7 @@ public:
                wrapper::Instance& instance,
                wrapper::EventHandler& eh );
 
+    void setVideoSize( unsigned width, unsigned height );
     unsigned getWidth() const;
     unsigned getHeight() const;
 

avmedia/source/vlc/vlcwindow.cxx

@@ -44,15 +44,14 @@ void SAL_CALL VLCWindow::update() throw (css::uno::RuntimeException)
         switch ( static_cast<int>( eZoomLevel ) )
         {
         case media::ZoomLevel_ORIGINAL:
-            mPlayer.setScale( 1.0 );
-            break;
-        case media::ZoomLevel_FIT_TO_WINDOW:
+        case media::ZoomLevel_FIT_TO_WINDOW_FIXED_ASPECT:
+            mPlayer.setVideoSize( mSize.Width, mSize.Height );
             break;
         case media::ZoomLevel_ZOOM_1_TO_2:
-            mPlayer.setScale( 0.5 );
+            mPlayer.setVideoSize( mSize.Width / 2, mSize.Height / 2 );
             break;
         case media::ZoomLevel_ZOOM_2_TO_1:
-            mPlayer.setScale( 2.0 );
+            mPlayer.setVideoSize( mSize.Width * 2, mSize.Height * 2 );
             break;
         }
 

avmedia/source/vlc/wrapper/Player.cxx

@@ -197,6 +197,13 @@ namespace wrapper
         return libvlc_audio_get_mute( mPlayer );
     }
 
+    void Player::setVideoSize( unsigned width, unsigned )
+    {
+        unsigned currentWidth, currentHeight;
+        libvlc_video_get_size( mPlayer, 0, &currentWidth, &currentHeight );
+        if ( currentWidth != 0 )
+            setScale( static_cast<float>( width ) / currentWidth );
+    }
 
     void Player::setWindow( intptr_t id )
     {

avmedia/source/vlc/wrapper/Player.hxx

@@ -58,6 +58,7 @@ namespace wrapper
         bool hasVout() const;
 
         void setScale( float factor );
+        void setVideoSize( unsigned width, unsigned height );
 
         unsigned getWidth() const;
         unsigned getHeight() const;