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# AudioChannelFlags

Constants that define the audio channel flags of an audio channel description.

```
struct AudioChannelFlags
```

## Topics

### Flags

[`kAudioChannelFlags_AllOff`](/documentation/CoreAudioTypes/AudioChannelFlags/kAudioChannelFlags_AllOff)

All flags are clear.

[`kAudioChannelFlags_Meters`](/documentation/CoreAudioTypes/AudioChannelFlags/meters)

A flag that indicates that unit values are in meters.

[`kAudioChannelFlags_RectangularCoordinates`](/documentation/CoreAudioTypes/AudioChannelFlags/rectangularCoordinates)

A flag that indicates the channel uses the speaker position’s cartesian coordinates.

[`kAudioChannelFlags_SphericalCoordinates`](/documentation/CoreAudioTypes/AudioChannelFlags/sphericalCoordinates)

A flag that indicates the channel uses the speaker position’s spherical coordinates.

### Initializers

[`init(rawValue:)`](/documentation/CoreAudioTypes/AudioChannelFlags/init(rawValue:))

Creates a audio channel flags structure with a unsigned integer value.

## Relationships

### Conforms To

[`Sendable`](/documentation/Swift/Sendable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`SetAlgebra`](/documentation/Swift/SetAlgebra)

[`OptionSet`](/documentation/Swift/OptionSet)

[`Equatable`](/documentation/Swift/Equatable)

[`ExpressibleByArrayLiteral`](/documentation/Swift/ExpressibleByArrayLiteral)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

---

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