From 2c7d45864a2130ad5525c54e1f93b5aa8e165dbb Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Sun, 5 Jan 2025 16:14:03 +0100
Subject: [PATCH] GDALDeinterleave(): use Byte --> Byte optimization also for
 Int8 --> Int8 case

---
 gcore/rasterio.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcore/rasterio.cpp b/gcore/rasterio.cpp
index be0d6be871bc..d6ba6796d1a6 100644
--- a/gcore/rasterio.cpp
+++ b/gcore/rasterio.cpp
@@ -5586,7 +5586,7 @@ void GDALDeinterleave(const void *pSourceBuffer, GDALDataType eSourceDT,
 {
     if (eSourceDT == eDestDT)
     {
-        if (eSourceDT == GDT_Byte)
+        if (eSourceDT == GDT_Byte || eSourceDT == GDT_Int8)
         {
             if (nComponents == 3)
             {