From b426e8f8a0fb39c49b4d995548cbb4729be60fc3 Mon Sep 17 00:00:00 2001
From: itsmattkc <34096995+itsmattkc@users.noreply.github.com>
Date: Mon, 11 Apr 2022 18:38:10 -0700
Subject: [PATCH] renderer: handle null samples on tempoprocessor

Fixes #1862
---
 app/render/renderprocessor.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/app/render/renderprocessor.cpp b/app/render/renderprocessor.cpp
index 480ed417f..2c0080889 100644
--- a/app/render/renderprocessor.cpp
+++ b/app/render/renderprocessor.cpp
@@ -312,9 +312,11 @@ NodeValueTable RenderProcessor::GenerateBlockTable(const Track *track, const Tim
                   packed = tp.Pull();
                   tp.Close();
 
-                  PlanarProcessor planar;
-                  planar.Open(samples_from_this_block->audio_params());
-                  samples_from_this_block = planar.Convert(packed);
+                  if (!packed.isEmpty()) {
+                    PlanarProcessor planar;
+                    planar.Open(samples_from_this_block->audio_params());
+                    samples_from_this_block = planar.Convert(packed);
+                  }
                 }
               } else {
                 // Multiply time