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Question by montacerdk · Apr 19, 2018 at 04:01 PM · c#cameravuforiaaugmented reality

How to Switch/Change Front and back Vuforia AR Camera using a button?

Hey gus, I am developing an AR mobile app using Unity.

For that I have added a Vuforia AR Camera, it works fine with my Laptop cam, and it shows a 3D model on an image target.

My quastion is how can I switch between front cam and back cam on Android device using a simple button?

I have tried this code example to switch between the Laptop cam and an external webcam :

 using UnityEngine;
 using Vuforia;
 
 public class SwitchCamera : MonoBehaviour
 {
     private bool cameraMode = false;
 
     public void OnCameraChangeMode()
     {
         CameraDevice.CameraDirection currentDir = CameraDevice.Instance.GetCameraDirection();
         if (!cameraMode)
         {
             RestartCamera(CameraDevice.CameraDirection.CAMERA_FRONT);
             Debug.Log("Back Camera");
         }
         else
         {
             RestartCamera(CameraDevice.CameraDirection.CAMERA_BACK);
             Debug.Log("Front Camera");
         }
     }
 
     private void RestartCamera(CameraDevice.CameraDirection newDir)
     {
         CameraDevice.Instance.Stop();
         CameraDevice.Instance.Deinit();
         CameraDevice.Instance.Init(newDir);
         CameraDevice.Instance.Start();
     }
 }
 
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