unity屏幕截圖分享並生成二維碼

 需要引入

using LitJson;
using ZXing;
using ZXing.QrCode;

 IEnumerator Photo()
    {
        AudioManager._instance.PlayAudio(1);
        yield return new WaitForEndOfFrame();
        Texture2D texture2D = new Texture2D(1920, 1080);
        texture2D.ReadPixels(new Rect(0, 0, 1920, 1080), 0, 0, false);
        texture2D.Apply();
        GameState._gameState = gameState.end;
        rawImage.GetChild(1).GetComponent<RawImage>().texture = texture2D;
       // JPGEncoder encoder = new JPGEncoder(texture2D, 50);
        byte[] textureByte = texture2D.EncodeToJPG();
       // encoder.doEncoding();
       // byte[] textureByte = encoder.GetBytes();
        WWWForm wWWForm = new WWWForm();
        wWWForm.AddBinaryData("photo", textureByte);
        WWW www = new WWW(Url, wWWForm);
        // UnityEngine.Networking.UnityWebRequest www = UnityEngine.Networking.UnityWebRequest.Post(Url, wWWForm);
        yield return www;
        Debug.Log(www.text);
        JsonData jsonData = JsonMapper.ToObject(www.text);

        string photopath = jsonData["msg"].ToString();//獲取網址信息
        Texture2D ImgQR = new Texture2D(256, 256);
        ImgQR.SetPixels32(Encode(photopath, 256, 256));//將網址轉成二維碼
        ImgQR.Apply();
        rawImage.GetChild(2).GetComponent<RawImage>().texture = ImgQR;
        Hand.SetActive(true);
        //yield return new WaitForSeconds(30);
        //if (GameState._gameState ==gameState.end&& isback==false)
        //{
        //    GameState._gameState = gameState.start;
        //}

    }
    public Color32[] Encode(string textForEncoding, int width, int height)
    {
        BarcodeWriter writer = new BarcodeWriter();
        writer.Format = BarcodeFormat.QR_CODE;
        writer.Options = new QrCodeEncodingOptions();
        writer.Options.Height = height;
        writer.Options.Width = width;
        writer.Options.Margin = 0;
        return writer.Write(textForEncoding);
    }