From 5a079c0a74c8202683e4da0da923b0dc3b56ee69 Mon Sep 17 00:00:00 2001
From: Stefan Nikolei <stefan@nikolei.eu>
Date: Wed, 15 Mar 2023 20:57:07 +0100
Subject: [PATCH] Try replicate CompareNotEqual with AdvSimd

---
 .../Components/ColorConverters/JpegColorConverter.CmykArm64.cs  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ImageSharp/Formats/Jpeg/Components/ColorConverters/JpegColorConverter.CmykArm64.cs b/src/ImageSharp/Formats/Jpeg/Components/ColorConverters/JpegColorConverter.CmykArm64.cs
index 0596d8148e..23bf55c415 100644
--- a/src/ImageSharp/Formats/Jpeg/Components/ColorConverters/JpegColorConverter.CmykArm64.cs
+++ b/src/ImageSharp/Formats/Jpeg/Components/ColorConverters/JpegColorConverter.CmykArm64.cs
@@ -80,7 +80,7 @@ internal abstract partial class JpegColorConverterBase
                 Vector128<float> ytmp = AdvSimd.Subtract(scale, Unsafe.Add(ref srcB, i));
                 Vector128<float> ktmp = AdvSimd.Min(ctmp, AdvSimd.Min(mtmp, ytmp));
 
-                Vector128<float> kMask = AdvSimd.CompareEqual(ktmp, scale);
+                Vector128<float> kMask = AdvSimd.Negate(AdvSimd.CompareEqual(ktmp, scale));
 
                 ctmp = AdvSimd.And(AdvSimd.Arm64.Divide(AdvSimd.Subtract(ctmp, ktmp), AdvSimd.Subtract(scale, ktmp)), kMask);
                 mtmp = AdvSimd.And(AdvSimd.Arm64.Divide(AdvSimd.Subtract(mtmp, ktmp), AdvSimd.Subtract(scale, ktmp)), kMask);