From ef2b5a7bf8b8c08f8f5081279c06239bf974706b Mon Sep 17 00:00:00 2001
From: Thomas Wilshaw <thomaswilshaw@gmail.com>
Date: Wed, 27 Oct 2021 16:53:30 +0100
Subject: [PATCH] traverser: catch jobs with no texture

If a job has no texture (e.g. a Solid), force the channel count to at
least VideoParams::kRGBChannelCount.
---
 app/node/traverser.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/node/traverser.cpp b/app/node/traverser.cpp
index 551e15010..1ff952be2 100644
--- a/app/node/traverser.cpp
+++ b/app/node/traverser.cpp
@@ -157,6 +157,9 @@ int NodeTraverser::GetChannelCountFromJob(const GenerateJob &job)
       }
     }
   }
+  if (max_channel_count == 0) {
+    max_channel_count = VideoParams::kRGBChannelCount;
+  }
 
   switch (job.GetAlphaChannelRequired()) {
   case GenerateJob::kAlphaForceOn: