Plupload.PngEncoder.DeflaterEngine.UpdateHash C# (CSharp) Метод

        void UpdateHash()
        {
            /*
                        if (DEBUGGING) {
                            Console.WriteLine("updateHash: "+strstart);
                        }
            */
            ins_h = (window[strstart] << HASH_SHIFT) ^ window[strstart + 1];
        }