First implementation of image processing shader de-activation for

sources.

MediaSource.cpp

@@ -20,7 +20,7 @@ MediaSource::MediaSource() : Source(), path_("")
     // - textured with original texture from media player
     // - crop & repeat UV can be managed here
     // - additional custom shader can be associated
-    mediasurface_ = new Surface(rendershader_);
+    mediasurface_ = new Surface(renderingshader_);
 
 }
 
@@ -60,6 +60,11 @@ uint MediaSource::texture() const
     return mediaplayer_->texture();
 }
 
+void MediaSource::replaceRenderingShader()
+{
+    mediasurface_->replaceShader(renderingshader_);
+}
+
 void MediaSource::init()
 {
     if ( mediaplayer_->isOpen() ) {