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# AVCaptureFileOutput

The abstract superclass for capture outputs that can record captured data to a file.

```
class AVCaptureFileOutput
```

## Topics

### Setting file output properties

[`delegate`](/documentation/AVFoundation/AVCaptureFileOutput/delegate)

The delegate object for the capture file output.

[`maxRecordedDuration`](/documentation/AVFoundation/AVCaptureFileOutput/maxRecordedDuration)

The longest duration allowed for the recording.

[`maxRecordedFileSize`](/documentation/AVFoundation/AVCaptureFileOutput/maxRecordedFileSize)

The maximum size, in bytes, of the data that should be recorded by the receiver.

[`minFreeDiskSpaceLimit`](/documentation/AVFoundation/AVCaptureFileOutput/minFreeDiskSpaceLimit)

The minimum amount of free space, in bytes, required for recording to continue on a given volume.

[`outputFileURL`](/documentation/AVFoundation/AVCaptureFileOutput/outputFileURL)

The URL to which output is directed.

[`recordedDuration`](/documentation/AVFoundation/AVCaptureFileOutput/recordedDuration)

Indicates the duration of the media recorded to the current output file.

[`recordedFileSize`](/documentation/AVFoundation/AVCaptureFileOutput/recordedFileSize)

Indicates the size, in bytes, of the data recorded to the current output file.

[`isRecording`](/documentation/AVFoundation/AVCaptureFileOutput/isRecording)

Indicates whether recording is in progress.

[`isRecordingPaused`](/documentation/AVFoundation/AVCaptureFileOutput/isRecordingPaused)

Indicates whether recording to the current output file is paused.

### Managing recording

[`startRecording(to:recordingDelegate:)`](/documentation/AVFoundation/AVCaptureFileOutput/startRecording(to:recordingDelegate:))

Starts recording media to the specified output URL.

[`stopRecording()`](/documentation/AVFoundation/AVCaptureFileOutput/stopRecording())

Tells the receiver to stop recording to the current file.

[`pauseRecording()`](/documentation/AVFoundation/AVCaptureFileOutput/pauseRecording())

Pauses recording to the current output file.

[`resumeRecording()`](/documentation/AVFoundation/AVCaptureFileOutput/resumeRecording())

Resumes recording to the current output file after it was previously paused using [`pauseRecording()`](/documentation/AVFoundation/AVCaptureFileOutput/pauseRecording()).


---

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