# PlaybackSessionDataSource

Source: https://www.nianticspatial.com/docs/api/swift/NSDK.class-PlaybackSessionDataSource/

PlaybackSessionDataSource

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## Declaration

final class PlaybackSessionDataSource

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## Constructors

init(session: PlaybackSession)

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## Properties

| Name | Type | Summary |
| --- | --- | --- |
| var isReady | Bool | Indicates whether the data source is currently able to providemeaningful sensor data. |

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## Methods

| Name | Type | Summary |
| --- | --- | --- |
| latestCameraSample | (image: CVPixelBuffer, intrinsics: NSDKCameraIntrinsics, pose: NSDKCameraExtrinsics, orientation: NSDKScreenOrientation, timestamp: UInt64)? | Returns the most recent camera sample, if available. |
| latestCompassSample | NSDKFrameData.CompassData? | Returns the most recent compass (heading) sample, if available. |
| latestDepthMapSample | (image: CVPixelBuffer, confidence: CVPixelBuffer?, intrinsics: NSDKCameraIntrinsics, pose: NSDKCameraExtrinsics, orientation: NSDKScreenOrientation, timestamp: UInt64)? | Returns the most recent platform depth sample, if available. |
| latestGpsSample | NSDKFrameData.GpsData? | Returns the most recent GPS sample, if available. |
| latestTrackingStateSample | NsdkTrackingState | Returns the most recent VIO tracking state report |

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## Relationships

conforms to:  NSDKSessionDataSource 

conforms to:  Swift.Copyable