From 4e203108bca022cb9110e4ef3c6058855164e6c3 Mon Sep 17 00:00:00 2001
From: Joose Sainio <joose.sainio@tuni.fi>
Date: Mon, 19 Dec 2022 09:35:32 +0200
Subject: [PATCH] [mtt] Fix ref pixel generation for the second half of 32x2
 chroma cus

---
 src/intra.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/intra.c b/src/intra.c
index 15beafbf..0217ed7c 100644
--- a/src/intra.c
+++ b/src/intra.c
@@ -1492,7 +1492,7 @@ void uvg_intra_build_reference_inner(
   int i = multi_ref_index;  // Offset by multi_ref_index
   
   // Do different loop for heights smaller than 4 (possible for some ISP splits)
-  if (px.y % 4 != 0) {
+  if (px.y % 4 != 0 || px_available_left < 4) {
     do {
       out_left_ref[i + 1] = left_border[(i + 0 - multi_ref_index) * left_stride];
       i += 1;