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WPF Bitmap转换ImageSource 内存瀑涨问题解决
DispatcherTimer timer_CurrentBeat = new DispatcherTimer();//条码自动读取时钟 private void Window_Loaded(object sender, RoutedEventArgs e) { timer_CurrentBeat.Interval = new TimeSpan(0, 0, 1); //500毫秒执行一次 timer_Cu