Application.RequestUserAuthorization

描述

Request authorization to use the webcam or microphone on iOS and WebGL.

Application.RequestUserAuthorization is called to request permission for microphone and camera. The application shows a dialog box to the user and waits for operation to complete before being able to use these features.

**注意：**使用 Application.HasUserAuthorization 可查询操作结果。

using UnityEngine;
using UnityEngine.iOS;
using System.Collections;

// Show WebCams and Microphones on an iPhone/iPad.
// Make sure NSCameraUsageDescription and NSMicrophoneUsageDescription
// are in the Info.plist.

public class ExampleClass : MonoBehaviour
{
    IEnumerator Start()
    {
        FindWebCams();

        yield return Application.RequestUserAuthorization(UserAuthorization.WebCam);
        if (Application.HasUserAuthorization(UserAuthorization.WebCam))
        {
            Debug.Log("webcam found");
        }
        else
        {
            Debug.Log("webcam not found");
        }

        FindMicrophones();

        yield return Application.RequestUserAuthorization(UserAuthorization.Microphone);
        if (Application.HasUserAuthorization(UserAuthorization.Microphone))
        {
            Debug.Log("Microphone found");
        }
        else
        {
            Debug.Log("Microphone not found");
        }
    }

    void FindWebCams()
    {
        foreach (var device in WebCamTexture.devices)
        {
            Debug.Log("Name: " + device.name);
        }
    }

    void FindMicrophones()
    {
        foreach (var device in Microphone.devices)
        {
            Debug.Log("Name: " + device);
        }
    }
}