ScreenToGif.Windows.Board.Normal_Elapsed C# (CSharp) Method

        private void Normal_Elapsed(object sender, EventArgs e)
        {
            string fileName = $"{_pathTemp}{FrameCount}.bmp";

            var render = MainBorder.GetRender(_dpi); //TODO: Too heavy!

            ListFrames.Add(new FrameInfo(fileName, FrameRate.GetMilliseconds(_snapDelay)));

            ThreadPool.QueueUserWorkItem(delegate { AddFrames(fileName, render); });

            FrameCount++;
        }