PhotoCapture Script

using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Net;
using System.Text;
using UnityEngine;
using UnityEngine.Networking;
using UnityEngine.XR.WSA.WebCam;
using Vuforia;
using System.Threading.Tasks;
using UnityEngine.UI;
using Microsoft.MixedReality.Toolkit.Core.EventDatum.Input;
using Microsoft.MixedReality.Toolkit.Core.Interfaces.InputSystem.Handlers;
using Newtonsoft.Json;

public class NewPhotoCapture : MonoBehaviour
{
    PhotoCapture photoCaptureObject = null;
    Texture2D targetTexture = null;
    public string path = "";
    CameraParameters cameraParameters = new CameraParameters();
    public Text response;
    public Uri url = new Uri("http://localhost:61433/api/Licenseplate/ReceiveFile");

    private void Awake()
    {
        // Create a PhotoCapture object
        var cameraResolution = PhotoCapture.SupportedResolutions.OrderByDescending((res) => res.width * res.height).First();
        targetTexture = new Texture2D(cameraResolution.width, cameraResolution.height);

        PhotoCapture.CreateAsync(false, captureObject =>
        {
            photoCaptureObject = captureObject;
            cameraParameters.hologramOpacity = 0.0f;
            cameraParameters.cameraResolutionWidth = cameraResolution.width;
            cameraParameters.cameraResolutionHeight = cameraResolution.height;
            cameraParameters.pixelFormat = CapturePixelFormat.BGRA32;

            VuforiaBehaviour.Instance.gameObject.SetActive(false);

            // Activate the camera
            photoCaptureObject.StartPhotoModeAsync(cameraParameters, result =>
            {
                if (!result.success)
                    Debug.LogError("Couldn't start photo mode!", this);
            });
        });
    }

    private void Update()
    {
        if (Input.GetKeyDown(KeyCode.K) || Input.GetKeyDown("k"))
        {
            response.color = Color.white;
            if (photoCaptureObject == null) return;

            // Take a picture
            Debug.Log("Capture a photo");
            response.text = "Du har tagit ett foto";

            photoCaptureObject.TakePhotoAsync(OnCapturedPhotoToMemory);
        }
    }

    private void OnCapturedPhotoToMemory(PhotoCapture.PhotoCaptureResult result, PhotoCaptureFrame photoCaptureFrame)
    {
        // Copy the raw image data into the target texture
        photoCaptureFrame.UploadImageDataToTexture(targetTexture);
        targetTexture = CropAroundCenter(targetTexture, new Vector2Int(300, 120));

        targetTexture.Apply();

        byte[] bytes = targetTexture.EncodeToPNG();

        Debug.Log("The picture is being uploaded...");


        StartCoroutine(Post(bytes, HandleUploadResult));
    }

    public static Texture2D CropAroundCenter(Texture2D input, Vector2Int newSize)
    {
        if (input.width < newSize.x || input.height < newSize.y)
        {
            Debug.LogError("You can't cut out an area of an image which is bigger than the image itself!");
            return null;
        }

        // get the pixel coordinate of the center of the input texture
        var center = new Vector2Int(input.width / 2, input.height / 2);

        // Get pixels around center
        var pixels = input.GetPixels(center.x - newSize.x / 2, center.y - newSize.y / 2, newSize.x, newSize.y, 0);

        // Create a new texture with newSize
        var output = new Texture2D(newSize.x, newSize.y);

        output.SetPixels(pixels);
        output.Apply();

        return output;
    }

    private void HandleUploadResult(string result)
    {
        var carObj = JsonConvert.DeserializeObject<Car>(result);

        if (carObj == null)
        {
            response.text = null;
            response.text = "Antingen kunde inte bilen hittas eller så uppstod det ett systemfel.";
        }
        else {
        //Debug.Log(result);

        response.text = "Registreringsnummer: " + carObj.LicensePlateNumber.ToString()
            //+ "\n" + "Färg: " + carObj.Color
            + "\n" + "Bilmärke: " + carObj.Brand
            + "\n" + "Modell: " + carObj.Model
            + "\n" + "Ägare: " + carObj.Owner;

        if (carObj.IsStolen)
        {
            response.color = Color.blue;
            response.text = response.text + "\n\n" + "Fordonet är anmäld stulen!";
        }

        if (carObj.VehicleFines >= 5000)
        {
            response.color = Color.red;
            response.text = response.text + "\n\n" + "Fordonets böter överträffar 5000 kr!";
        }

        Debug.Log("Information visas");
        }
    }

    public IEnumerator Post(byte[] bytes, Action<string> callback)
    {
        var www = new UnityWebRequest(url, "POST")
        {
            uploadHandler = new UploadHandlerRaw(bytes),
            downloadHandler = new DownloadHandlerBuffer()
        };
        www.SetRequestHeader("Content-Type", "application/json");

        yield return www.SendWebRequest();

           if (www.isNetworkError || www.isHttpError)
           {
                Debug.Log(www.error);
           }
           else
           {
                Debug.Log("Upload complete!");
            callback?.Invoke(www.downloadHandler.text);
           }
    }
}

public class Car
{
    public int CarID { get; set; }
    public string LicensePlateNumber { get; set; }
    public string Color { get; set; }
    public string Brand { get; set; }
    public string Model { get; set; }
    public string Owner { get; set; }
    public int VehicleFines { get; set; }
    public bool IsStolen { get; set; }
}