static let failedToStart = Notification.Name("failedToStart")
static let receivedFrame = Notification.Name("receivedFrame")
static let failedtoUpload = Notification.Name("failedToUpload")
static let failedToStart = Notification.Name("failedToStart")
static let receivedFrame = Notification.Name("receivedFrame")
static let failedtoUpload = Notification.Name("failedToUpload")