Unity ScreenShot Script

Screenshot.cs

#if UNITY_EDITOR
using UnityEngine;
using System.Collections;
using UnityEditor;

public class Screenshot : MonoBehaviour
{
    public int resWidth = 2550;
    public int resHeight = 3300;
    public Camera camera;

    private bool takeHiResShot = false;

    public static string ScreenShotName(int width, int height)
    {
        return string.Format("{0}/screenshots/screen_{1}x{2}_{3}.png",
            Application.dataPath,
            width, height,
            System.DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss"));
    }
    
    [MenuItem("ScreenShot/Setup ScreenShot")]
    static void CreateFolder()
    {
        string guid = AssetDatabase.CreateFolder("Assets", "screenshots");
        string newFolderPath = AssetDatabase.GUIDToAssetPath(guid);
    }

    public void TakeHiResShot()
    {
        takeHiResShot = true;
    }

    void LateUpdate()
    {
        takeHiResShot |= Input.GetKeyDown("k");
        if (takeHiResShot)
        {
            RenderTexture rt = new RenderTexture(resWidth, resHeight, 24);
            camera.targetTexture = rt;
            Texture2D screenShot = new Texture2D(resWidth, resHeight, TextureFormat.RGB24, false);
            camera.Render();
            RenderTexture.active = rt;
            screenShot.ReadPixels(new Rect(0, 0, resWidth, resHeight), 0, 0);
            camera.targetTexture = null;
            RenderTexture.active = null; // JC: added to avoid errors
            Destroy(rt);
            byte[] bytes = screenShot.EncodeToPNG();
            string filename = ScreenShotName(resWidth, resHeight);
            System.IO.File.WriteAllBytes(filename, bytes);
            Debug.Log(string.Format("Took screenshot to: {0}", filename));
            takeHiResShot = false;
        }
    }
    
    [MenuItem("ScreenShot/HD")]
    static void HD()
    {
        Camera Cam = GameObject.Find("Main Camera").GetComponent<Camera>();
        if (Cam != null)
        {
            RenderTexture rt = new RenderTexture(1280, 720, 24);
            Cam.targetTexture = rt;
            Texture2D screenShot = new Texture2D(1280, 720, TextureFormat.RGB24, false);
            Cam.Render();
            RenderTexture.active = rt;
            screenShot.ReadPixels(new Rect(0, 0, 1280, 720), 0, 0);
            Cam.targetTexture = null;
            RenderTexture.active = null; // JC: added to avoid errors
            //Destroy(rt);
            byte[] bytes = screenShot.EncodeToPNG();
            string filename = ScreenShotName(1280, 720);
            System.IO.File.WriteAllBytes(filename, bytes);
            Debug.Log(string.Format("Took screenshot to: {0}", filename));
        }
        else
        {
            Debug.LogWarning("Camera Not Found, Make sure you have a camera called 'Main Camera' in your scene");
        }
    }

    [MenuItem("ScreenShot/FHD")]
    static void ScreenShotFHD()
    {
        Camera Cam = GameObject.Find("Main Camera").GetComponent<Camera>();
        if (Cam != null)
        {
            RenderTexture rt = new RenderTexture(1920, 1080, 24);
            Cam.targetTexture = rt;
            Texture2D screenShot = new Texture2D(1920, 1080, TextureFormat.RGB24, false);
            Cam.Render();
            RenderTexture.active = rt;
            screenShot.ReadPixels(new Rect(0, 0, 1920, 1080), 0, 0);
            Cam.targetTexture = null;
            RenderTexture.active = null; // JC: added to avoid errors
            //Destroy(rt);
            byte[] bytes = screenShot.EncodeToPNG();
            string filename = ScreenShotName(1920, 1080);
            System.IO.File.WriteAllBytes(filename, bytes);
            Debug.Log(string.Format("Took screenshot to: {0}", filename));
        }
        else
        {
            Debug.LogWarning("Camera Not Found, Make sure you have a camera called 'Main Camera' in your scene");
        }
    }
    
    [MenuItem("ScreenShot/4K")]
    static void HD4K()
    {
        Camera Cam = GameObject.Find("Main Camera").GetComponent<Camera>();
        if (Cam != null)
        {
            RenderTexture rt = new RenderTexture(3840, 2160, 24);
            Cam.targetTexture = rt;
            Texture2D screenShot = new Texture2D(3840, 2160, TextureFormat.RGB24, false);
            Cam.Render();
            RenderTexture.active = rt;
            screenShot.ReadPixels(new Rect(0, 0, 3840, 2160), 0, 0);
            Cam.targetTexture = null;
            RenderTexture.active = null; // JC: added to avoid errors
            //Destroy(rt);
            byte[] bytes = screenShot.EncodeToPNG();
            string filename = ScreenShotName(3840, 2160);
            System.IO.File.WriteAllBytes(filename, bytes);
            Debug.Log(string.Format("Took screenshot to: {0}", filename));
        }
        else
        {
            Debug.LogWarning("Camera Not Found, Make sure you have a camera called 'Main Camera' in your scene");
        }
    }
    
    [MenuItem("ScreenShot/8K")]
    static void UHD8K()
    {
        Camera Cam = GameObject.Find("Main Camera").GetComponent<Camera>();
        if (Cam != null)
        {
            RenderTexture rt = new RenderTexture(7680, 4320, 24);
            Cam.targetTexture = rt;
            Texture2D screenShot = new Texture2D(7680, 4320, TextureFormat.RGB24, false);
            Cam.Render();
            RenderTexture.active = rt;
            screenShot.ReadPixels(new Rect(0, 0, 7680, 4320), 0, 0);
            Cam.targetTexture = null;
            RenderTexture.active = null; // JC: added to avoid errors
            //Destroy(rt);
            byte[] bytes = screenShot.EncodeToPNG();
            string filename = ScreenShotName(7680, 4320);
            System.IO.File.WriteAllBytes(filename, bytes);
            Debug.Log(string.Format("Took screenshot to: {0}", filename));
        }
        else
        {
            Debug.LogWarning("Camera Not Found, Make sure you have a camera called 'Main Camera' in your scene");
        }
    }

    [MenuItem("ScreenShot/Furrany Studio")]
    static void Links()
    {
        Application.OpenURL("https://furranystudio.fr/");
    }
    
}
#endif