async void InitServices()
{
frameGrabber = await FrameGrabber.CreateAsync(this);
frameAnalyzer = await FrameAnalyzer.CreateAsync();
frameAnalyzer.Start();
frameAnalyzer.OnAnalyzedFrame += FrameAnalyzer_OnAnalyzedFrame;
speechManager = await SpeechManager.CreateAndStartAsync();
speechManager.OnPhraseRecognized += SpeechManager_OnPhraseRecognized;
}