Brain_Arduino/Assets/Scripts/AudioPlayControl.cs

using System;
using System.Threading.Tasks;
using UnityEngine;
using UnityEngine.Video;

[RequireComponent(typeof(VideoPlayer))]
public class AudioPlayControl : MonoBehaviour
{
    public VideoClip startAudio;
    public VideoClip endAudio;

    private VideoPlayer player;
    private void Awake()
    {
        player = GetComponent<VideoPlayer>();
        player.playOnAwake = false;
    }
    public async Task PlayStartVideo()
    {
        this.gameObject.SetActive(true);
        player.clip = startAudio;
        player.Play();
        await Task.Delay((int)(1000 * player.clip.length));
        if (this == null || this.gameObject == null)
            return;
        player.Stop();
        this.gameObject.SetActive(false);
    }
    public async void PlayEndVideo()
    {
        player.clip = endAudio;
        player.Play();
        await Task.Delay((int)(1000 * player.clip.length));
        player.Stop();
        this.gameObject.SetActive(false);
    }

    public void StopPlay()
    {
        player.Stop();
        this.gameObject.SetActive(false);
    }
}