←API Reference ←SwiftyNsdk ←PlaybackDataset

FrameMetadata

Frame metadata structure matching the JSON format

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Declaration

struct FrameMetadata

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Constructors

init(from decoder: any Decoder) throws

Summary

Creates a new instance by decoding from the given decoder.
This initializer throws an error if reading from the decoder fails, or
if the data read is corrupted or otherwise invalid.
- Parameter decoder: The decoder to read data from.

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Properties

Name	Type	Summary
var cameraImageHeight	UInt32	Camera image height from resolution.
var cameraImageWidth	UInt32	Camera image width from resolution.
var cameraIntrinsics	simd_float3x3	Converts the intrinsics array (5 elements: fx, fy, cx, cy, k1) to simd_float3x3.
var cameraTimestampMs	UInt64	Camera timestamp in milliseconds.
var cameraTransform	simd_float4x4	Converts the pose4x4 array (16 elements) to simd_float4x4.
var compassData	NsdkFrameData.CompassData	Creates CompassData from the frame's location metadata.
let depth	String?	-
let depthConfidence	String?	-
let depthResolution	[Int]?	-
let depthTimestamp	Double?	-
var gpsData	NsdkFrameData.GpsData	Creates GpsData from the frame's location metadata.
let image	String	-
let intrinsics	[Double]	-
let location	LocationMetadata	-
var nsdkCameraIntrinsics	NsdkFrameData.CameraIntrinsics	Creates CameraIntrinsics from the frame metadata.
var orientation	UIInterfaceOrientation	Converts the screen orientation string to UIInterfaceOrientation. Returns nil if no screen orientation is available in the metadata.
let pose	[Double]	-
let pose4x4	[Double]	-
let projection	[Double]?	-
let resolution	[Int]	-
let saveDuration	Double?	-
let screenOrientation	String?	-
let sequence	Int	-
let timestamp	Double	-
let tracking	Int	-
let trackingReason	Int	-
var trackingState	ARCamera.TrackingState	Converts the tracking state integer to ARCamera.TrackingState. Mapping: 0 = notAvailable, 1 = normal, 2+ = limited

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Relationships

conforms to: Swift.Decodable

conforms to: Swift.Encodable