LanguageEnglish
  • C#

UserAuthorization

enumeration

Leave feedback

Description

Use this enum to request permission from the user’s device for access to system features.

To request permission, pass this as a parameter to Application.RequestUserAuthorization.

Note: The Microphone API is not available for the Web platform.

// This script outputs the feed from a video input source (if one exists) to the texture of the GameObject you attach this script to. 
// For this to work, attach this script to a GameObject that has a Renderer component. 

using UnityEngine;
using System.Collections;

public class WebcamExample : MonoBehaviour
{
    private WebCamTexture webCamTexture;

    IEnumerator Start()
    {
        // Request permission from the device for access to video input sources. 
        yield return Application.RequestUserAuthorization(UserAuthorization.WebCam);
        
        // If the user approves access to video, play video feed to GameObject's texture. 
        if (Application.HasUserAuthorization(UserAuthorization.WebCam))
        {
            // Get the first available video input source.
            string webCamName = WebCamTexture.devices[0].name;
            Debug.Log($"Selected WebCam: {webCamName}");

            // Use this webcam to create a WebCamTexture.
            webCamTexture = new WebCamTexture(webCamName);

            // Assign the texture to the current GameObject. 
            Renderer renderer = GetComponent<Renderer>();
            if (renderer != null)
            {
                renderer.material.mainTexture = webCamTexture;
            }

            // Stream the footage from the webcam. 
            webCamTexture.Play();
        }
        else
        {
            Debug.Log("Webcam not found.");
        }
    }

    void OnApplicationQuit()
    {
        // Stop the webcam feed when the application closes. 
        if (webCamTexture != null && webCamTexture.isPlaying)
        {
            webCamTexture.Stop();
        }
    }
}

Properties

Property Description
WebCamRequest permission to use any video input sources attached to the device.
MicrophoneRequest permission to use any audio input sources attached to the device.

Did you find this page useful? Please give it a rating:

Is something described here not working as you expect it to? It might be a Known Issue. Please check with the Issue Tracker at issuetracker.unity3d.com.

Copyright ©2025 Unity Technologies. Publication Date: 2025-03-26.
Tutorials Community Answers Knowledge Base Forums Asset Store Terms of use Legal Privacy Policy Cookies Do Not Sell or Share My Personal Information