internal static extern IntPtr GetDescription(VipsObjectManaged @object);
internal static extern void UnrefOutputs(VipsObjectManaged @object);
internal static extern int GetArgument(VipsObjectManaged @object, [MarshalAs(UnmanagedType.LPStr)] string name, out IntPtr pspec, out VipsArgumentClass argumentClass, out VipsArgumentInstance argumentInstance);
internal static extern int SetFromString(VipsObjectManaged @object, [MarshalAs(UnmanagedType.LPStr)] string @string);
internal static extern int GetArgs(VipsObjectManaged @object, out IntPtr names, out IntPtr flags, out int nArgs);