fixed hardcoded viewer size

app/node/output/viewer/viewer.cpp

@@ -20,7 +20,9 @@
 
 #include "viewer.h"
 
-ViewerOutput::ViewerOutput()
+ViewerOutput::ViewerOutput() :
+  viewer_width_(0),
+  viewer_height_(0)
 {
   texture_input_ = new NodeInput("tex_out");
   texture_input_->add_data_input(NodeInput::kTexture);
@@ -78,6 +80,24 @@ void ViewerOutput::InvalidateCache(const rational &start_range, const rational &
   SendInvalidateCache(start_range, end_range);
 }
 
+void ViewerOutput::SetViewerSize(const int &width, const int &height)
+{
+  viewer_width_ = width;
+  viewer_height_ = height;
+
+  emit SizeChanged(viewer_width_, viewer_height_);
+}
+
+const int &ViewerOutput::ViewerWidth()
+{
+  return viewer_width_;
+}
+
+const int &ViewerOutput::ViewerHeight()
+{
+  return viewer_height_;
+}
+
 QVariant ViewerOutput::Value(NodeOutput *output, const rational &time)
 {
   Q_UNUSED(output)

app/node/output/viewer/viewer.h

@@ -49,11 +49,18 @@ public:
 
   virtual void InvalidateCache(const rational &start_range, const rational &end_range, NodeInput *from = nullptr) override;
 
+  void SetViewerSize(const int& width, const int& height);
+
+  const int& ViewerWidth();
+  const int& ViewerHeight();
+
 signals:
   void TimebaseChanged(const rational&);
 
   void TextureChangedBetween(const rational&, const rational&);
 
+  void SizeChanged(int width, int height);
+
 protected:
   virtual QVariant Value(NodeOutput* output, const rational& time) override;
 
@@ -62,6 +69,10 @@ private:
 
   rational timebase_;
 
+  int viewer_width_;
+
+  int viewer_height_;
+
 };
 
 #endif // VIEWER_H