SRAcousticSettings.SampleLifetime Declarationenum SampleLifetime TopicsEnumeration CasesSRAcousticSettings.SampleLifetime.eightDaysSRAcousticSettings.SampleLifetime.untilUserDeletesInitializersinit(rawValue:) RelationshipsConforms ToBitwiseCopyableEquatableHashableRawRepresentableSendableSendableMetatype