Added guard clause of empty exif strings

4 years ago · 55d01f231f
1 changed files with 5 additions and 0 deletions
--- a/src/ImageSharp/Metadata/Profiles/Exif/ExifEncodedStringHelpers.cs
+++ b/src/ImageSharp/Metadata/Profiles/Exif/ExifEncodedStringHelpers.cs
@ -84,6 +84,11 @@ namespace SixLabors.ImageSharp.Metadata.Profiles.Exif
            => encoding.GetBytes(value.AsSpan(), destination);
 #else
        {
+            if (value.Length == 0)
+            {
+                return 0;
+            }
+
            fixed (char* c = value)
            {
                fixed (byte* b = destination)