# CMClockGetAnchorTime(_:clockTimeOut:referenceClockTimeOut:) Returns the current time from a clock and the matching time from the clock’s reference clock. ``` func CMClockGetAnchorTime(_ clock: CMClock, clockTimeOut: UnsafeMutablePointer, referenceClockTimeOut: UnsafeMutablePointer) -> OSStatus ``` ## Parameters `clock` The clock to retrieve the current time from. `clockTimeOut` On output, points to the current time. `referenceClockTimeOut` On output, points to the reference clock time. ## Discussion To make practical use of this, you may need to know what the clock’s reference clock is. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)