plugin-library/Assets/Main/Script/Runtime/Panel/VideoPanel.cs

using System;
using Cysharp.Threading.Tasks;
using DG.Tweening;
using Stary.Evo;
using Stary.Evo.AudioCore;
using Stary.Evo.UIFarme;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.Video;
using YooAsset;


public class VideoPanel : BasePanel
    {
        private RawImage intro;

        private Animator _animator;

        private VideoPlayer videoPlayer;

        private AudioSource audioSource;

        private RenderTexture renderTexture;
        public VideoPanel()
        {
        }


        public override void Initialize(GameObject panelGo)
        {
            base.Initialize(panelGo);

            intro = activePanel.transform.Find("Intro").GetComponent<RawImage>();
            videoPlayer = activePanel.GetComponentInChildren<VideoPlayer>();
            audioSource = activePanel.GetComponentInChildren<AudioSource>();
            _animator = activePanel.GetComponentInChildren<Animator>();
        }

        public override void OnEnter()
        {
            base.OnEnter();

            this.RegisterEvent<ModeType, VideoInfo>(ModeType.VideoStart, OnStartMove);
            this.RegisterEvent<ModeType>(ModeType.VideoEnd, OnStopMove);
        }

        public override void OnExit(float delay = 0)
        {
            base.OnExit(delay);
            this.UnRegisterEvent<ModeType, VideoInfo>(ModeType.VideoStart, OnStartMove);
            this.UnRegisterEvent<ModeType>(ModeType.VideoEnd, OnStopMove);
        }

        private void OnStartMove(VideoInfo info)
        {
            if (info.filename.Equals(""))
            {
                Debug.LogError("UnityEvo：视频文件名为空,必须传文件名才能执行");
                return;
            }
            
            if (info.position!=null)
            {
                activePanel.transform.position = info.position.SetVector3Ctor();
            } 
            if (info.rotation!=null)
            {
                activePanel.transform.rotation = Quaternion.Euler(info.rotation.SetVector3Ctor());
            }
            if (info.scale!=null)
            {
                activePanel.transform.DOScale(info.scale.SetVector3Ctor(),0.5f);
            }
            OnStartMove(info.filename,info.callback);
        }
        
        
        private async void OnStartMove(string fileName,Action callback)
        {
            _animator.gameObject.SetActive(true);


            //新增renderTexture创建
            if (videoPlayer.isPlaying)
            {
                videoPlayer.Stop();
                //释放renderTexture
                if (renderTexture != null)
                {
                    renderTexture.Release();
                    renderTexture = null;
                }
            }
            renderTexture=new RenderTexture(1920, 1080, 24);
            videoPlayer.targetTexture = renderTexture;
            intro.texture = renderTexture;
            

            var videHandle = YooAssets.LoadAssetAsync<VideoClip>(fileName);
            await videHandle.Task;
            var musicHandle = YooAssets.LoadAssetAsync<AudioClip>(fileName+"_mp3");
            await musicHandle.Task;
            
            Debug.Log("UnityEvo：开始播放视频:"+fileName);
            VideoClip videoClip = videHandle.GetAssetObject<VideoClip>();
            videoPlayer.source = VideoSource.VideoClip;
            videoPlayer.clip = videoClip;
            
            Debug.Log("UnityEvo：开始播放视频的音频:"+fileName+"_mp3");
            AudioClip audioClip = musicHandle.GetAssetObject<AudioClip>();
            audioSource.clip = audioClip;

            //等待视频加载完成
            videoPlayer.Prepare();
            videoPlayer.prepareCompleted += (source) =>
            {
                _animator.Play("vid_maskAni", 0, 0);
                
                //预加载
                if (videoPlayer.isPrepared)
                {
                    videoPlayer.Play();
                    audioSource.Play();
                }
            };

            videoPlayer.loopPointReached += (source) =>
            {
                OnStopMove();
                callback?.Invoke();
            };
            videoPlayer.errorReceived += (source, error) => { Debug.LogError($"视频播放失败:{error}"); };
          
        }
        
        private void OnStopMove()
        {
            Debug.Log("UnityEvo：视频播放完成");
            AudioCoreManager.SetMusicVolume(new AudioData()
            {
                fadeDuration = 2f,
                volume = 1f,
            });
            _animator.Play("vid_maskDefault", 0, 0);
            if (renderTexture != null)
            {
                renderTexture.Release();
                renderTexture = null;
            }

            if (audioSource.isPlaying)
            {
                audioSource.Stop();
            }
            PanelSystem.PopQueue<VideoPanel>();
        }
        
        
        public struct VideoInfo
        {
            public string filename;
            public Vector3Ctor position;
            public Vector3Ctor rotation;
            public Vector3Ctor scale;
            public Action callback;
            
        }

        
    }