Treat IPTC Undefined data type as byte array

5 years ago · 7068ca1349
1 changed files with 4 additions and 2 deletions
--- a/src/ImageSharp/Formats/Tiff/TiffDecoderMetadataCreator.cs
+++ b/src/ImageSharp/Formats/Tiff/TiffDecoderMetadataCreator.cs
@ -86,12 +86,14 @@ namespace SixLabors.ImageSharp.Formats.Experimental.Tiff

            if (iptc != null)
            {
-                if (iptc.DataType == ExifDataType.Byte)
+                if (iptc.DataType == ExifDataType.Byte || iptc.DataType == ExifDataType.Undefined)
                {
                    iptcBytes = (byte[])iptc.GetValue();
                    return true;
                }
-                else if (iptc.DataType == ExifDataType.Long)
+
+                // Some Encoders write the data type of IPTC as long.
+                if (iptc.DataType == ExifDataType.Long)
                {
                    var iptcValues = (uint[])iptc.GetValue();
                    iptcBytes = new byte[iptcValues.Length * 4];