From c44572900e1c28ab1d81407f0312ff5e32528cfe Mon Sep 17 00:00:00 2001
From: Ynse Hoornenborg <github@ynse.nl>
Date: Fri, 12 Jul 2024 18:16:39 +0200
Subject: [PATCH] Fix issue in coefficient parsing

---
 src/ImageSharp/Formats/Heif/Av1/Tiling/Av1TileDecoder.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ImageSharp/Formats/Heif/Av1/Tiling/Av1TileDecoder.cs b/src/ImageSharp/Formats/Heif/Av1/Tiling/Av1TileDecoder.cs
index bf6ce38bba..66484a06a7 100644
--- a/src/ImageSharp/Formats/Heif/Av1/Tiling/Av1TileDecoder.cs
+++ b/src/ImageSharp/Formats/Heif/Av1/Tiling/Av1TileDecoder.cs
@@ -677,8 +677,8 @@ internal class Av1TileDecoder : IAv1TileDecoder
         for (int c = endSi; c >= startSi; --c)
         {
             int pos = scan[c];
-            int coeff_ctx = GetLowerLevelsContext2d(levels, pos, bwl, transformSize);
-            int level = reader.ReadCoefficientsBase(pos, transformSizeContext, planeType);
+            int coefficientContext = GetLowerLevelsContext2d(levels, pos, bwl, transformSize);
+            int level = reader.ReadCoefficientsBase(coefficientContext, transformSizeContext, planeType);
             if (level > Av1Constants.BaseLevelsCount)
             {
                 int baseRangeContext = GetBaseRangeContext2d(levels, pos, bwl);