<!--
{
  "availability" : [
    "iOS: 15.2.0 -",
    "iPadOS: 15.2.0 -",
    "macCatalyst: 15.2.0 -",
    "macOS: 10.4.0 -",
    "visionOS: 1.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "ImageCaptureCore",
  "identifier" : "/documentation/ImageCaptureCore/ICCameraDevice/requestSendPTPCommand(_:outData:sendCommandDelegate:didSendCommand:contextInfo:)",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Method",
  "symbol" : {
    "kind" : "Instance Method",
    "modules" : [
      "ImageCaptureCore"
    ],
    "preciseIdentifier" : "c:objc(cs)ICCameraDevice(im)requestSendPTPCommand:outData:sendCommandDelegate:didSendCommandSelector:contextInfo:"
  },
  "title" : "requestSendPTPCommand(_:outData:sendCommandDelegate:didSendCommand:contextInfo:)"
}
-->

# requestSendPTPCommand(_:outData:sendCommandDelegate:didSendCommand:contextInfo:)

Sends a Picture Transfer Protocol (PTP) command to a camera asynchronously.

```
func requestSendPTPCommand(_ command: Data, outData data: Data?, sendCommandDelegate: Any, didSendCommand selector: Selector, contextInfo: UnsafeMutableRawPointer?)
```

## Discussion

Call this method only if the [`capabilities`](/documentation/ImageCaptureCore/ICDevice/capabilities) property contains [`cameraDeviceCanAcceptPTPCommands`](/documentation/ImageCaptureCore/ICDeviceCapability/cameraDeviceCanAcceptPTPCommands). All PTP cameras have this capability.

The `sendCommandDelegate` must implement a function with the signature `- (void)didSendPTPCommand:(NSData*)command inData:(NSData*)data response:(NSData*)response error:(NSError*)error contextInfo:(void*)contextInfo`, to be called when the request is completed.

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)