OHOS-Media-CameraDeviceCallback.md

# OHOS::Media::CameraDeviceCallback
## **Overview**
**Related Modules:**
[MuiltiMedia\_CameraDeviceCallback](MuiltiMedia_CameraDeviceCallback.md)
**Description:**
Provides functions to response to device changes.
**Since:**
1.0
**Version:**
1.0
## **Summary**
## Public Member Functions

Public Member Function Name	Description
CameraDeviceCallback ()=default	A constructor used to create a CameraDeviceCallback instance.
~CameraDeviceCallback ()=default	virtual  A destructor used to delete the CameraDeviceCallback instance.
OnCameraStatus (std::string cameraId, int32_t status)	virtual void  Called when the camera state changes.