Fix ImageMaths change.

8 years ago · f031a6d164
1 changed files with 1 additions and 1 deletions
--- a/src/ImageSharp/Common/Helpers/ImageMaths.cs
+++ b/src/ImageSharp/Common/Helpers/ImageMaths.cs
@ -38,7 +38,7 @@ namespace SixLabors.ImageSharp
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static int GetBitsNeededForColorDepth(int colors)
        {
-            return Math.Min(1, (int)Math.Ceiling(Math.Log(colors, 2)));
+            return Math.Max(1, (int)Math.Ceiling(Math.Log(colors, 2)));
        }

        /// <summary>