1，要想調用攝像頭首先要打開攝像頭驅動，如果用戶允許則可以使用。

2，定義WebCamTexture的變量用于捕獲單張照片。

3，連續捕獲須啟用線程。

腳本綁定到MainCamer

實現代碼如下：

using?UnityEngine;??

using?System.Collections;??

using?System.IO;??

using?System.Runtime.Serialization;??

using?System.Runtime?.Serialization.Formatters.Binary;??

using?System.Threading;??

public?class?takePhoto?:?MonoBehaviour???

{??

????public?string?deviceName;??

????//接收返回的圖片數據??

????WebCamTexture?tex;??

????void?OnGUI()??

????{??

????????if?(GUI.Button(new?Rect(10,?20,?100,?40),?"開啟攝像頭"))??

????????{??

????????????//?調用攝像頭??

????????????StartCoroutine(start());??

????????}??

????????if(GUI.Button(new?Rect(10,70,100,40),"捕獲照片"))??

????????{??

????????????//捕獲照片??

????????????tex.Pause();??

????????????StartCoroutine(getTexture());??

????????}??

????????if(GUI.Button(new?Rect(10,120,100,40),"再次捕獲"))??

????????{??

????????????//重新開始??

????????????tex.Play();??

????????}??

????????if(GUI.Button(new?Rect(120,20,80,40),"錄像"))??

????????{??

????????????//錄像??

????????????StartCoroutine(SeriousPhotoes());??

????????}??

????????if(GUI.Button(new?Rect(10,170,100,40),"停止"))??

????????{??

????????????//停止捕獲鏡頭??

????????????tex.Stop?();??

????????????StopAllCoroutines();??

????????}??

????????if(tex!=null)??

????????{??

????????????//?捕獲截圖大小???????????????—距X左屏距離???|???距Y上屏距離????

????????????GUI.DrawTexture(new?Rect(Screen.width/2-150,Screen.height/2-190,280,200),tex);???

????????}??

????}??

????///?<summary>??

????///?捕獲窗口位置??

????///?</summary>??

????public?IEnumerator?start()??

????{??

????????yield?return?Application.RequestUserAuthorization(UserAuthorization.WebCam);??

????????if?(Application.HasUserAuthorization(UserAuthorization.WebCam))??

????????{??

????????????WebCamDevice[]?devices?=?WebCamTexture.devices;??

????????????deviceName=?devices[0].name;??

????????????tex=new?WebCamTexture(deviceName,300,300,12);??

????????????tex.Play();??

????????}??

????}??

????///?<summary>??

????///?獲取截圖??

????///?</summary>??

????///?<returns>The?texture.</returns>??

????public?IEnumerator?getTexture()??

????{??

????????yield?return?new?WaitForEndOfFrame();??

????????Texture2D?t=new?Texture2D(400,300);??

????????t.ReadPixels(?new?Rect(Screen.width/2-200,Screen.height/2-50,360,300),0,0,false);??

?????????????????????????????????????????//距X左的距離????????距Y屏上的距離??

???????//?t.ReadPixels(new?Rect(220,?180,?200,?180),?0,?0,?false);??

????????t.Apply();??

????????byte[]?byt=t.EncodeToPNG();??

????????File.WriteAllBytes(Application.dataPath+"/Photoes/"+Time.time+".jpg",byt);??

????????tex.Play();??

????}??

????///?<summary>??

????///?連續捕獲照片??

????///?</summary>??

????///?<returns>The?photoes.</returns>??

????public?IEnumerator?SeriousPhotoes()??

????{??

????????while?(true)??

????????{??

????????????yield?return?new?WaitForEndOfFrame();??

????????????Texture2D?t?=?new?Texture2D(400,?300,?TextureFormat.RGB24,?true);??

????????????t.ReadPixels(new?Rect(Screen.width/2-180,Screen.height/2-50,360,300),?0,?0,?false);??

????????????t.Apply();??

????????????print(t);??

????????????byte[]?byt?=?t.EncodeToPNG();??

????????????File.WriteAllBytes(Application.dataPath?+?"/MulPhotoes/"?+?Time.time.ToString().Split('.')[0]?+?"_"?+?Time.time.ToString().Split('.')[1]?+?".png",?byt);??

????????????Thread.Sleep(300);??

????????}??

????}??

} ?

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