/// <summary>
/// slow! eeeeew
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
private GParamSpec.Struct?GetPspec(string name)
{
// logger.Debug($"GetPspec: this = {this}, name = {name}");
var pspec = new GParamSpec.Struct();
var argumentClass = new VipsArgumentClass.Struct();
var argumentInstance = new VipsArgumentInstance.Struct();
var argument = Internal.VipsObject.VipsObjectGetArgument(this, name, ref pspec, ref argumentClass,
ref argumentInstance);
return(argument != 0
? default(GParamSpec.Struct?)
: pspec.ToIntPtr <GParamSpec.Struct>().Dereference <IntPtr>().Dereference <GParamSpec.Struct>());
}
internal static extern int GetArgument(VipsObjectManaged @object,
[MarshalAs(UnmanagedType.LPStr)] string name,
out IntPtr pspec, out VipsArgumentClass.Struct argumentClass,
out VipsArgumentInstance.Struct argumentInstance);
