IResourceProvider実装

DiskVideoPlayerProvider.cs

using UnityEngine;
using System;
using UnityEngine.ResourceManagement.ResourceProviders;
using UnityEngine.ResourceManagement.ResourceLocations;
using UnityEngine.Video;
using Cysharp.Threading.Tasks;


namespace Hoge
{
    public class DiskVideoPlayerProvider : MonoBehaviour, IResourceProvider
    {
        #region IResourceProvider
        public static readonly string Id = typeof(VideoPlayer).FullName;
        public string ProviderId => VideoPlayerProvider.Id;
        public ProviderBehaviourFlags BehaviourFlags => ProviderBehaviourFlags.None;
        public bool CanProvide(Type type, IResourceLocation location) => GetDefaultType(location).IsAssignableFrom(type);
        public Type GetDefaultType(IResourceLocation location) => typeof(VideoPlayer);

        public void Provide(ProvideHandle provideHandle)
        {
            InternalProvideAsync(provideHandle).Forget();
        }

        public void Release(IResourceLocation location, object asset)
        {
            if (asset is VideoPlayer videoPlayer)
            {
                Destroy(videoPlayer.targetTexture);
                Destroy(videoPlayer.gameObject);
                return;
            }
        }
        #endregion

        private const int TextureSize = 1024;
        private async UniTaskVoid InternalProvideAsync(ProvideHandle provideHandle)
        {
            var location = provideHandle.Location;

            var go = new GameObject(location.PrimaryKey);
            go.transform.SetParent(transform);
            var videoPlayer = go.AddComponent<VideoPlayer>();
            var renderTexture = new RenderTexture(TextureSize, TextureSize, 0);
            videoPlayer.renderMode = VideoRenderMode.RenderTexture;
            videoPlayer.targetTexture = renderTexture;
            videoPlayer.url = location.InternalId;
            videoPlayer.isLooping = true;
            videoPlayer.SetDirectAudioMute(0, true);
            videoPlayer.Prepare();

            while (!videoPlayer.isPrepared) await UniTask.Yield();
            videoPlayer.Play();

            provideHandle.Complete(videoPlayer, true, null);
        }
    }
}

TestController.cs

using System.Collections.Generic;
using UnityEngine;
using UnityEngine.ResourceManagement;
using UnityEngine.Video;
using UnityEngine.ResourceManagement.ResourceLocations;
using System;

namespace Hoge
{
    public class TestController : MonoBehaviour
    {
        [SerializeField] private VideoPlayerProvider videoPlayerProvider;
        private ResourceManager resourceManager;

        private void Awake()
        {
            resourceManager = new ResourceManager();
            resourceManager.ResourceProviders.Add(videoPlayerProvider);
            
            var url = "Users/Hoge/hogehoge.mp4";
            var location = new ResourceLocationBase(url, url, VideoPlayerProvider.Id, typeof(VideoPlayer));
            var handle = resourceManager.ProvideResource<VideoPlayer>(location);
            handle.Completed += (x) => { };
        }
    }
}