Throw exception for single channel tiff when bits per sample is larger then 16

5 years ago · aba1050bae
1 changed files with 10 additions and 0 deletions
--- a/src/ImageSharp/Formats/Tiff/TiffDecoderOptionsParser.cs
+++ b/src/ImageSharp/Formats/Tiff/TiffDecoderOptionsParser.cs
@ -105,6 +105,11 @@ namespace SixLabors.ImageSharp.Formats.Tiff
                    }

                    ushort bitsPerChannel = options.BitsPerSample[0];
+                    if (bitsPerChannel > 16)
+                    {
+                        TiffThrowHelper.ThrowNotSupported("Bits per sample is not supported.");
+                    }
+
                    switch (bitsPerChannel)
                    {
                        case 8:
@ -143,6 +148,11 @@ namespace SixLabors.ImageSharp.Formats.Tiff
                    }

                    ushort bitsPerChannel = options.BitsPerSample[0];
+                    if (bitsPerChannel > 16)
+                    {
+                        TiffThrowHelper.ThrowNotSupported("Bits per sample is not supported.");
+                    }
+
                    switch (bitsPerChannel)
                    {
                        case 8: