diff --git a/Source/Core/VideoBackends/OGL/PostProcessing.h b/Source/Core/VideoBackends/OGL/PostProcessing.h
index 706b113c22..1c8c8ecf52 100644
--- a/Source/Core/VideoBackends/OGL/PostProcessing.h
+++ b/Source/Core/VideoBackends/OGL/PostProcessing.h
@@ -23,8 +23,8 @@ public:
   ~OpenGLPostProcessing();
 
   void BlitFromTexture(TargetRectangle src, TargetRectangle dst, int src_texture, int src_width,
-                       int src_height, int layer) override;
-  void ApplyShader() override;
+                       int src_height, int layer);
+  void ApplyShader();
 
 private:
   bool m_initialized;
diff --git a/Source/Core/VideoBackends/OGL/Render.cpp b/Source/Core/VideoBackends/OGL/Render.cpp
index ec68c14f23..ce58be68cc 100644
--- a/Source/Core/VideoBackends/OGL/Render.cpp
+++ b/Source/Core/VideoBackends/OGL/Render.cpp
@@ -1176,6 +1176,7 @@ void Renderer::ClearScreen(const EFBRectangle& rc, bool colorEnable, bool alphaE
 void Renderer::BlitScreen(TargetRectangle src, TargetRectangle dst, GLuint src_texture,
                           int src_width, int src_height)
 {
+  OpenGLPostProcessing* post_processor = static_cast<OpenGLPostProcessing*>(m_post_processor.get());
   if (g_ActiveConfig.iStereoMode == STEREO_SBS || g_ActiveConfig.iStereoMode == STEREO_TAB)
   {
     TargetRectangle leftRc, rightRc;
@@ -1186,12 +1187,12 @@ void Renderer::BlitScreen(TargetRectangle src, TargetRectangle dst, GLuint src_t
     else
       std::tie(leftRc, rightRc) = ConvertStereoRectangle(dst);
 
-    m_post_processor->BlitFromTexture(src, leftRc, src_texture, src_width, src_height, 0);
-    m_post_processor->BlitFromTexture(src, rightRc, src_texture, src_width, src_height, 1);
+    post_processor->BlitFromTexture(src, leftRc, src_texture, src_width, src_height, 0);
+    post_processor->BlitFromTexture(src, rightRc, src_texture, src_width, src_height, 1);
   }
   else
   {
-    m_post_processor->BlitFromTexture(src, dst, src_texture, src_width, src_height);
+    post_processor->BlitFromTexture(src, dst, src_texture, src_width, src_height, 0);
   }
 }
 
diff --git a/Source/Core/VideoCommon/PostProcessing.h b/Source/Core/VideoCommon/PostProcessing.h
index 74628c3e54..02ed1b5f7b 100644
--- a/Source/Core/VideoCommon/PostProcessing.h
+++ b/Source/Core/VideoCommon/PostProcessing.h
@@ -60,6 +60,7 @@ public:
   bool IsDirty() { return m_any_options_dirty; }
   void SetDirty(bool dirty) { m_any_options_dirty = dirty; }
   bool HasOptions() { return m_options.size() > 0; }
+  const ConfigMap& GetOptions() const { return m_options; }
   ConfigMap& GetOptions() { return m_options; }
   const ConfigurationOption& GetOption(const std::string& option) { return m_options[option]; }
   // For updating option's values
@@ -83,11 +84,6 @@ public:
   virtual ~PostProcessingShaderImplementation();
 
   PostProcessingShaderConfiguration* GetConfig() { return &m_config; }
-  // Should be implemented by the backends for backend specific code
-  virtual void BlitFromTexture(TargetRectangle src, TargetRectangle dst, int src_texture,
-                               int src_width, int src_height, int layer = 0) = 0;
-  virtual void ApplyShader() = 0;
-
 protected:
   // Timer for determining our time value
   Common::Timer m_timer;