use correct size with media node

app/render/renderinstance.cpp

@@ -26,13 +26,15 @@
 
 RenderInstance::RenderInstance(const int& width,
                                const int& height,
+                               const int &divider,
                                const olive::PixelFormat& format,
                                const olive::RenderMode& mode) :
   share_ctx_(nullptr),
   width_(width),
   height_(height),
   format_(format),
-  mode_(mode)
+  mode_(mode),
+  divider_(divider)
 {
 }
 
@@ -130,6 +132,11 @@ const int &RenderInstance::height() const
   return height_;
 }
 
+const int &RenderInstance::divider() const
+{
+  return divider_;
+}
+
 const olive::PixelFormat &RenderInstance::format() const
 {
   return format_;

app/render/renderinstance.h

@@ -41,6 +41,7 @@ class RenderInstance : public QObject
 public:
   RenderInstance(const int& width,
                  const int& height,
+                 const int& divider,
                  const olive::PixelFormat& format,
                  const olive::RenderMode& mode);
 
@@ -60,6 +61,8 @@ public:
 
   const int& height() const;
 
+  const int& divider() const;
+
   const olive::PixelFormat& format() const;
 
   const olive::RenderMode& mode() const;