// Build analyzer combo
        private void BuildAnalyzerCombo()
        {
            // clean combo
            cameraAnalyzer.Items.Clear();

            // add default item
            cameraAnalyzer.Items.Add("--- Select Analyzer ---");
            cameraAnalyzer.SelectedIndex = 0;

            // add provider source
            String[] analyzerList = vsCoreMonitor.ListAnalyzers();
            foreach (String al in analyzerList)
            {
                cameraAnalyzer.Items.Add(al);
            }
        }