disconnect interface
- Definition:
int _stdcall disconnect((void* client);
- Parameter:
client:[in]，The client object which is form new_client
- Return:
Return ERROR_OK if success, else refer to the definition of error number.
- Explain:
Break the connection to camera, it will occur a CAMERA_STATUS_CHANGED event, and the camera status is DISCONNECTED, and the "error" is ERROR_OK.