Application.RequestUserAuthorization

描述

请求在 iOS 上使用网络摄像头或麦克风，以及在 WebGL 上仅使用网络摄像头的授权。

Application.RequestUserAuthorization 用于请求麦克风和摄像头的权限。应用程序会向用户显示一个对话框，并等待操作完成，然后才能使用这些功能。

注意: 使用 Application.HasUserAuthorization 查询操作的结果。

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);
        }
    }
}