ScreenShot Modified

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

public class HighResSS : MonoBehaviour {

    public bool TakeScreenShot_iOS = false, iOSPortrait = false, TakeScreenShotAndroid = false, androidPortrait = false;
    private int [] iOSRes = new int[] {960, 640, 1136, 640, 1334, 750, 2208, 1242, 2048, 1536, 2732, 2048};
    private int picture = 0;

    [Tooltip("Android does not have specific size (Min. Size: 320px; Max. Size: 3840px.)")]
    public int android_width, android_height;

    [Range(1, 6)]
    public int enlarge = 1;

    public bool transparent = false;

    public KeyCode screenshotKey = KeyCode.F8;
    private bool takeHiResShot = false;
    private TextureFormat transp = TextureFormat.ARGB32;
    private TextureFormat nonTransp = TextureFormat.RGB24;
    private string size;

    public static string ScreenShotName(int photoNumber, string plataform, int width, int height){
        return string.Format("{0}/../screenshots/" + photoNumber + "_" + plataform + "screen_{1}x{2}_{3}.png",
                             Application.dataPath,
                             width, height,
                             System.DateTime.Now.ToString("yyyy-MM-dd_HH-mm-ss"));
    }

    public void TakeHiResShot(){;
        takeHiResShot = true;
    }

    void LateUpdate(){
        takeHiResShot |= Input.GetKeyDown(KeyCode.F8);
        if (takeHiResShot){
            picture ++;
            if (TakeScreenShot_iOS && !TakeScreenShotAndroid){
                if (!iOSPortrait)
                    LandScapeiOS ();
                else if (iOSPortrait)
                    PortraitiOS ();
            }

            else if (!TakeScreenShot_iOS && TakeScreenShotAndroid){
                ScreenShotAndroid ();
            }

            else if (TakeScreenShot_iOS && TakeScreenShotAndroid){
                if (!iOSPortrait)
                    LandScapeiOS ();
                else if (iOSPortrait)
                    PortraitiOS ();
                ScreenShotAndroid();
            }
            takeHiResShot = false;
        }
    }

    public void LandScapeiOS (){
        for (int i = 0; i < iOSRes.Length; i += 2){
            TextureFormat textForm = nonTransp;

            if (transparent)
                textForm = transp;

            if (i == 0)
                size = "3.5";
            else if (i == 2)
                size = "4";
            else if (i == 4)
                size = "4.7";
            else if (i == 6)
                size = "5.5";
            else if (i == 8)
                size = "iPad";
            else if (i == 10)
                size = "iPadPro";

            RenderTexture rt = new RenderTexture(iOSRes[i] * enlarge, iOSRes[i+1] * enlarge, 24);
            Camera.main.targetTexture = rt;
            Texture2D screenShot = new Texture2D(iOSRes[i] * enlarge, iOSRes[i+1] * enlarge, textForm, false);
            Camera.main.Render();
            RenderTexture.active = rt;
            screenShot.ReadPixels(new Rect(0, 0, iOSRes[i] * enlarge, iOSRes[i+1] * enlarge), 0, 0);
            Camera.main.targetTexture = null;
            RenderTexture.active = null;
            Destroy(rt);
            byte[] bytes = screenShot.EncodeToPNG();
            string filename = ScreenShotName(picture, "IOS_" + size + "_LANDSCAPE+", iOSRes[i] * enlarge, iOSRes[i+1] * enlarge);

            if (Directory.Exists(Application.dataPath + "/../screenshots/") == false)
                Directory.CreateDirectory(Application.dataPath + "/../screenshots/");

            System.IO.File.WriteAllBytes(filename, bytes);
            Debug.Log(string.Format("Took screenshot to: {0}", filename));
        }
    }

    public void PortraitiOS (){
        for (int i = 0; i < iOSRes.Length; i += 2){
            TextureFormat textForm = nonTransp;

            if (transparent)
                textForm = transp;

            if (i == 0)
                size = "3.5";
            else if (i == 2)
                size = "4";
            else if (i == 4)
                size = "4.7";
            else if (i == 6)
                size = "5.5";
            else if (i == 8)
                size = "iPad";
            else if (i == 10)
                size = "iPadPro";

            RenderTexture rt = new RenderTexture(iOSRes[i+1] * enlarge, iOSRes[i] * enlarge, 24);
            Camera.main.targetTexture = rt;
            Texture2D screenShot = new Texture2D(iOSRes[i+1] * enlarge, iOSRes[i] * enlarge, textForm, false);
            Camera.main.Render();
            RenderTexture.active = rt;
            screenShot.ReadPixels(new Rect(0, 0, iOSRes[i+1] * enlarge, iOSRes[i] * enlarge), 0, 0);
            Camera.main.targetTexture = null;
            RenderTexture.active = null;
            Destroy(rt);
            byte[] bytes = screenShot.EncodeToPNG();
            string filename = ScreenShotName(picture, "IOS_" + size + "_PORTRAIT+", iOSRes[i+1] * enlarge, iOSRes[i] * enlarge);

            if (Directory.Exists(Application.dataPath + "/../screenshots/") == false)
                Directory.CreateDirectory(Application.dataPath + "/../screenshots/");

            System.IO.File.WriteAllBytes(filename, bytes);
            Debug.Log(string.Format("Took screenshot to: {0}", filename));
        }
    }

    public void ScreenShotAndroid (){

        if (android_width == 0) {
            if (!androidPortrait)
                android_width = 1600;
            else
                android_width = 900;
        }

        if (android_height == 0) {
            if (!androidPortrait)
                android_height = 900;
            else
                android_height = 1600;
        }

        TextureFormat textForm = nonTransp;
        if (transparent)
            textForm = transp;
        RenderTexture rt = new RenderTexture(android_width * enlarge, android_height * enlarge, 24);
        Camera.main.targetTexture = rt;
        Texture2D screenShot = new Texture2D(android_width * enlarge, android_height * enlarge, textForm, false);
        Camera.main.Render();
        RenderTexture.active = rt;
        screenShot.ReadPixels(new Rect(0, 0, android_width * enlarge, android_height * enlarge), 0, 0);
        Camera.main.targetTexture = null;
        RenderTexture.active = null;
        Destroy(rt);
        byte[] bytes = screenShot.EncodeToPNG();
        string filename = ScreenShotName(picture, "ANDROID+", android_width * enlarge, android_height * enlarge);

        if (Directory.Exists(Application.dataPath + "/../screenshots/") == false)
            Directory.CreateDirectory(Application.dataPath + "/../screenshots/");

        System.IO.File.WriteAllBytes(filename, bytes);
        Debug.Log(string.Format("Took screenshot to: {0}", filename));
    }
}