Reset camera viewport in OnRenderImage when we're not blitting directly to the camera target. This fixes some potential issues with other systems that are affected by when/where the camera viewport is modified.

Packages/com.unity.postprocessing@3.2.2/PostProcessing/Runtime/PostProcessLayer.cs

@@ -292,6 +292,9 @@ namespace UnityEngine.Rendering.PostProcessing
             
             if (!finalBlitToCameraTarget && m_CurrentContext.IsSuperResolutionActive())
             {
+                // Set the camera back to its original parameters, so we can output at full display resolution
+                superResolution.ResetCameraViewport(m_CurrentContext);
+                
                 // Blit the upscaled image to the backbuffer
                 Graphics.Blit(m_upscaledOutput, dst);
                 m_upscaledOutput.Release();
@@ -762,7 +765,7 @@ namespace UnityEngine.Rendering.PostProcessing
                 return;
 
             // Set the camera back to its original parameters, so we can output at full display resolution
-            if (m_CurrentContext.IsSuperResolutionActive())
+            if (finalBlitToCameraTarget && m_CurrentContext.IsSuperResolutionActive())
             {
                 superResolution.ResetCameraViewport(m_CurrentContext);
             }