Unity screenshot function

One ： Screen capture of mobile terminal

1： Open the project settings first , Set the selected part in the following figure to be consistent with the picture .

2： Create the following script . Just call CaptureScreenshot Method to enable the screenshot function .
among bool Variable IsUi It is used to control whether the screenshot is taken with UI Elements .

using UnityEngine;
using System.Collections;
using System;
using System.IO;
using UnityEngine.UI;

/// <summary>
///  Screenshot save Android phone photo album 
/// </summary>
public class CaptureScreenshotMgr1 : MonoBehaviour
{
    
    public bool isUi=false;// Controls whether the screenshot content contains UI
    public Toggle isUiToggle;// Test use   You can choose to keep or delete 
  
    private void Update()
    {
           
        isUi = isUiToggle.isOn;
    }
    public Text text;
    string _name = "";

    /// <summary>
    ///  Save the screenshot , And refresh the album  Android
    /// </summary>
    /// <param name="name"> If it is empty, name it according to time </param>
    public void CaptureScreenshot()
    {
    
        _name = "";
        _name = "Screenshot_" + GetCurTime() + ".png";


#if UNITY_STANDALONE_WIN //PC platform 
       //  Under the editor 
       // string path = Application.persistentDataPath + "/" + _name; 
        string path = Application.dataPath + "/" + _name;
        ScreenCapture.CaptureScreenshot(path, 0);
        Debug.Log(" Image storage address " + path);
 
#elif UNITY_ANDROID // Android platform 
        //Android edition 
        if (isUi)
        {
    
            StartCoroutine(CutImage1(_name));
        }
        else
        {
    
            StartCoroutine(CutImage(_name));
        }       
        // Show the path on the phone 
        // text.text = " Image storage address " + Application.persistentDataPath.Substring(0, Application.persistentDataPath.IndexOf("Android")) + "/DCIM/Camera/" + _name;
        text.text = " Image storage address " + Application.persistentDataPath.Substring(0, Application.persistentDataPath.IndexOf("Android")) + "/ screenshots /" + _name;
#endif
    }
    // Take a screenshot and save   No UI
    IEnumerator CutImage(string name)
    {
    
        // Picture size  
        //Texture2D tex = new Texture2D(Screen.width, Screen.height, TextureFormat.RGB24, true);
        RenderTexture rt = new RenderTexture(Screen.width, Screen.height,0);
        yield return new WaitForEndOfFrame();
        Camera.main.targetTexture = rt;
        Camera.main.Render();
        RenderTexture.active = rt;

        Texture2D tex = new Texture2D(Screen.width, Screen.height, TextureFormat.RGB24, true);

        tex.ReadPixels(new Rect(0, 0, Screen.width, Screen.height), 0, 0, true);// Read pixel 
        tex.Apply();

        Camera.main.targetTexture = null;
        RenderTexture.active = null;
        Destroy(rt);

        yield return tex;
        byte[] byt = tex.EncodeToPNG();

        string path = Application.persistentDataPath.Substring(0, Application.persistentDataPath.IndexOf("Android"));

        File.WriteAllBytes(path + "/DCIM/Camera/" + name, byt);   // Save to   Android phones  DCIM/ Under the Camera  Under the folder 
        //File.WriteAllBytes(path + "/ screenshots /" + name, byt); // Saved to Android phone   File management  《 screenshots 》 Under the folder  
        string[] paths = new string[1];
        paths[0] = path;
        ScanFile(paths);
    }
    // Capture and save   belt UI
    IEnumerator CutImage1(string name)
    {
    
        // Picture size  
        Texture2D tex = new Texture2D(Screen.width, Screen.height, TextureFormat.RGB24, true);
        yield return new WaitForEndOfFrame();

        tex.ReadPixels(new Rect(0, 0, Screen.width, Screen.height), 0, 0, true);// Read pixel 
        tex.Apply();

        yield return tex;
        byte[] byt = tex.EncodeToPNG();

        string path = Application.persistentDataPath.Substring(0, Application.persistentDataPath.IndexOf("Android"));

        File.WriteAllBytes(path + "/DCIM/Camera/" + name, byt);   // Save to   Android phones  DCIM/ Under the Camera  Under the folder 
        //File.WriteAllBytes(path + "/ screenshots /" + name, byt); // Saved to Android phone   File management  《 screenshots 》 Under the folder  
        string[] paths = new string[1];
        paths[0] = path;
        ScanFile(paths);
    }
    // Refresh the picture , Show in album 
    void ScanFile(string[] path)
    {
    
        using (AndroidJavaClass PlayerActivity = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
        {
    
            AndroidJavaObject playerActivity = PlayerActivity.GetStatic<AndroidJavaObject>("currentActivity");
            using (AndroidJavaObject Conn = new AndroidJavaObject("android.media.MediaScannerConnection", playerActivity, null))
            {
    
                Conn.CallStatic("scanFile", playerActivity, path, null, null);
            }
        }

    }
    /// <summary>
    ///  Get the current day, month, hour, minute, second , Such as 20181001444
    /// </summary>
    /// <returns></returns>
    string GetCurTime()
    {
    
        return DateTime.Now.Year.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Day.ToString()
            + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString();
    }

}