internal static void CheckAndThrowError(OpenSlideImageSafeHandle osr)
{
string message = OpenSlideInterop.GetError(osr);
if (message != null)
{
ThrowOpenSlideException(message);
}
}
internal static bool TryCheckError(OpenSlideImageSafeHandle osr, out string message)
{
message = OpenSlideInterop.GetError(osr);
return(message == null);
}