// Pix destruction
/// <summary>
/// (1) Decrements the ref count and, if 0, destroys the pix.
/// (2) Always nulls the input ptr.
/// </summary>
/// <param name="ppix"></param>
public static void pixDestroy(this Pix ppix)
{
if (null == ppix)
{
throw new ArgumentNullException("ppix cannot be null");
}
var pointer = (IntPtr)ppix;
// If the refcount is 1 we're about to destroy it
// If it's greater than 1 then we're just going to decrement the refcount
if (ppix.RefCount == 1)
{
// Free the additional items Darren added
ppix?.Bitmap?.Dispose();
//if (ppix.Colormap != null)
// ppix.Colormap.pixcmapDestroy();
ppix?.pixFreeData();
}
Native.DllImports.pixDestroy(ref pointer);
ppix = null;
}