文件名称:
OHOS-Media-CameraDeviceCallback.md
所在目录:
Openharmony v1.0 / docs / api / api-SmartVision-Devices
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# 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
## **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
CameraDeviceCallback ()=default | A constructor used to create a CameraDeviceCallback instance. |
~CameraDeviceCallback ()=default | A destructor used to delete the CameraDeviceCallback instance. |
OnCameraStatus (std::string cameraId, int32_t status) | Called when the camera state changes. |
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