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# FoveatedStreamingSession.InputCapability

An input source that a streaming session can request to send.

```
enum InputCapability
```

## Overview

A streaming session declares the input capabilities it needs via
[`requestedInputCapabilities`](/documentation/FoveatedStreaming/FoveatedStreamingSession/requestedInputCapabilities).

Input data will only be sent if a user authorizes it.
To request authorization, use [`requestAuthorization(for:)`](/documentation/FoveatedStreaming/FoveatedStreamingSession/requestAuthorization(for:)).
To understand if an input source is authorized, use [`queryAuthorization(for:)`](/documentation/FoveatedStreaming/FoveatedStreamingSession/queryAuthorization(for:)).

## Topics

### Enumeration Cases

[`case accessoryTracking`](/documentation/FoveatedStreaming/FoveatedStreamingSession/InputCapability/accessoryTracking)

Accessory tracking input.

[`case handTracking`](/documentation/FoveatedStreaming/FoveatedStreamingSession/InputCapability/handTracking)

Hand tracking input.

[`case microphone`](/documentation/FoveatedStreaming/FoveatedStreamingSession/InputCapability/microphone)

Microphone input.

## Relationships

### Conforms To

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

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

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

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

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

---

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