From 663e45b92d162a03799b04e8f06bde9272d7cfbe Mon Sep 17 00:00:00 2001
From: Erik Ekman <eekman@google.com>
Date: Fri, 6 Oct 2023 20:08:37 +0200
Subject: [PATCH] reformat_libyuv: Fix compile with libyuv < 1780

Alpha matrix NULL defines were not added in cf747ba03af0d6d8ff52
---
 src/reformat_libyuv.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/reformat_libyuv.c b/src/reformat_libyuv.c
index c9867b5a55..46b9996b4d 100644
--- a/src/reformat_libyuv.c
+++ b/src/reformat_libyuv.c
@@ -116,6 +116,9 @@ unsigned int avifLibYUVVersion(void)
 #endif
 #if LIBYUV_VERSION < 1780
 #define I410ToARGBMatrix NULL
+#define I410AlphaToARGBMatrix NULL
+#define I210AlphaToARGBMatrix NULL
+#define I010AlphaToARGBMatrix NULL
 #endif
 #if LIBYUV_VERSION < 1771
 #define I422AlphaToARGBMatrix NULL