109 lines
2.9 KiB
C#
109 lines
2.9 KiB
C#
using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.Video;
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public class VideoPlayerPool
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{
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private static VideoPlayerPool _instance;
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public static VideoPlayerPool Instance => _instance ??= new VideoPlayerPool();
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private readonly Queue<VideoPlayer> pool = new Queue<VideoPlayer>();
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private GameObject parent;
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private int maxCount = 5;
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// 已经分配出去的播放器（方便管理）
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private readonly HashSet<VideoPlayer> inUsePlayers = new HashSet<VideoPlayer>();
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private VideoPlayerPool()
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{
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}
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public void Init(GameObject parentObj, int maxPoolCount)
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{
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parent = parentObj;
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maxCount = maxPoolCount;
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// 先清理旧的
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foreach (var player in pool)
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{
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if (player != null) GameObject.Destroy(player.gameObject);
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}
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pool.Clear();
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inUsePlayers.Clear();
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// 创建初始播放器
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for (int i = 0; i < maxCount; i++)
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{
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var go = new GameObject($"VideoPlayer_{i}");
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go.transform.SetParent(parent.transform);
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var player = go.AddComponent<VideoPlayer>();
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player.playOnAwake = false;
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player.renderMode = VideoRenderMode.RenderTexture;
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pool.Enqueue(player);
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}
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}
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// 获取播放器
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public VideoPlayer GetPlayer()
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{
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Debug.Log($"[VideoPlayerPool] GetPlayer VideoPlayerPool===={pool.Count}");
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if (pool.Count == 0)
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{
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Debug.LogWarning("VideoPlayerPool空了，无法分配更多播放器");
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return null;
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}
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var player = pool.Dequeue();
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inUsePlayers.Add(player);
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player.gameObject.SetActive(true);
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return player;
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}
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// 归还播放器
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public void ReturnPlayer(VideoPlayer player)
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{
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if (player == null) return;
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if (inUsePlayers.Contains(player))
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{
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player.Stop();
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player.clip = null;
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if (player.targetTexture != null)
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{
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player.targetTexture.Release();
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GameObject.Destroy(player.targetTexture);
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player.targetTexture = null;
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}
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player.gameObject.SetActive(false);
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inUsePlayers.Remove(player);
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pool.Enqueue(player);
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}
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else
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{
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Debug.LogWarning("尝试归还未被分配的播放器");
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}
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}
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// 释放所有
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public void DisposeAll()
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{
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foreach (var player in pool)
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{
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if (player != null) GameObject.Destroy(player.gameObject);
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}
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foreach (var player in inUsePlayers)
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{
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if (player != null) GameObject.Destroy(player.gameObject);
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}
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pool.Clear();
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inUsePlayers.Clear();
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}
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} |