async static Task LoadKey(FrameAnalyzer fa)
{
var packageFolder = Windows.ApplicationModel.Package.Current.InstalledLocation;
var sFile = await packageFolder.GetFileAsync("cognitive_service.key");
var key = await Windows.Storage.FileIO.ReadTextAsync(sFile);
fa.serviceKey = key;
}
public static async Task <FrameAnalyzer> CreateAsync()
{
var fa = new FrameAnalyzer();
await LoadKey(fa);
if (string.IsNullOrEmpty(fa.serviceKey))
{
throw new Exception("service key unavailable or invalid");
}
fa.visionClient = new WesteuropeFaceServiceClient(fa.serviceKey);
return(fa);
}
