UnityWebRequest下载图片和视频进行使用-Toy模板网

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利用空余时间写一下网络下载资源使用，进行熟悉一些UnityWebRequest，unity已经抛弃了WWW，这里很简单只需要把脚本挂载就行，所有的界面操作都通过代码实现。资源的下载，删除都做了相应的操作 unitywebrequest 下载videoclip,Unity,unity

文章来源地址https://www.toymoban.com/news/detail-538128.html

using System.Collections;
using System.IO;
using UnityEditor;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.Video;

namespace AssetDatabaseTest
{
    public class UnityWebRequestTest : MonoBehaviour
    {
        private void Start()
        {
            //下载视频
            StartCoroutine(Download());
            // DonLoadImage
            StartCoroutine(DonLoadImage());
        }

        IEnumerator Download()
        {
            var goTest = new GameObject
            {
                name = "UnityWebRequest"
            };
            var unityWebRequest = UnityWebRequest.Get("https://klxxcdn.oss-cn-hangzhou.aliyuncs.com/histudy/hrm/media/bg3.mp4");
            yield return unityWebRequest.SendWebRequest();
            if (unityWebRequest.error!=null)
            {
                Debug.Log("通信中");
                yield return unityWebRequest;
            }
            var  downloadHandler=unityWebRequest.downloadHandler;
            if (!downloadHandler.isDone)
            {
                Debug.Log("下载中");
                yield return downloadHandler;
            }else
            {
                Debug.Log("下载成功");
                var videoPlayer=goTest.AddComponent<VideoPlayer>();
                videoPlayer.renderMode = VideoRenderMode.CameraFarPlane;
                videoPlayer.targetCamera=Camera.main;
                Debug.Log(downloadHandler.data);
                // if (!File.Exists(Application.dataPath + "/Resources/YourVideoName.mp4"))
                    yield return  File.WriteAllBytesAsync(Application.dataPath + "/Resources/YourVideoName.mp4",
                        downloadHandler.data);
                    AssetDatabase.Refresh();
                    videoPlayer.clip= Resources.Load<VideoClip>("YourVideoName");
                // AssetDatabase.LoadAssetAtPath<VideoClip>(Application.dataPath + "/YourVideoName.mp4");
                videoPlayer.Play();
                videoPlayer.isLooping = true;
            }
        }

        IEnumerator DonLoadImage()
        {
            string url = "http://www.baidu.com/img/bdlogo.png";
           
            var unityWebRequest =  UnityWebRequestTexture.GetTexture(url);
            yield return unityWebRequest.SendWebRequest();
            if (unityWebRequest.error != null)
            {
                Debug.Log("请求中");
                yield return unityWebRequest;
            }
            var downloadHandler = unityWebRequest.downloadHandler;
            if (!downloadHandler.isDone)
            {
                Debug.Log("下载中");
                yield return downloadHandler;
            }
            else
            {
                Debug.Log("下载完成");
                var handlerData = downloadHandler;
                yield return File.WriteAllBytesAsync(Application.dataPath + "/Resources/YourImage.png", handlerData.data);
                var g= GameObject.CreatePrimitive(PrimitiveType.Capsule);
                g.GetComponent<MeshRenderer>().sharedMaterial = new Material( g.GetComponent<MeshRenderer>().sharedMaterial);
                // g.GetComponent<MeshRenderer>().sharedMaterial.color=Color.blue;
                AssetDatabase.Refresh();
                g.GetComponent<MeshRenderer>().sharedMaterial.mainTexture=
                    Resources.Load<Texture>("YourImage");

            }
            yield return null;
        }

        private void OnDestroy()
        {
            File.Delete(  Application.dataPath + "/Resources/YourImage.png");
            File.Delete(  Application.dataPath + "/Resources/YourVideoName.mp4");
            AssetDatabase.Refresh();
        }
    }
}

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