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 class MaskingGenerator extends AsyncTask<ActivityCameraBinding, Void, BitmapDrawable> {

        @Override
        protected BitmapDrawable doInBackground(ActivityCameraBinding... bindings) {
            try {
                ActivityCameraBinding b = bindings[0];
                int maxDispayW = b.camera.getWidth();
                int maxDispayH = b.camera.getHeight();

                if (maxDispayH <= 0 || maxDispayW <= 0) return null;

esabook

package com.auzen.app

import android.app.Activity
import android.app.Application
import android.content.Intent
import android.os.Handler
import android.os.Looper
import androidx.appcompat.app.AlertDialog
import timber.log.Timber
import java.util.concurrent.atomic.AtomicReference

esabook

                <androidx.constraintlayout.widget.ConstraintLayout
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:gravity="center"
                    android:orientation="horizontal">

                    <androidx.constraintlayout.helper.widget.Flow
                        android:layout_width="match_parent"
                        android:layout_height="@dimen/padding_20"

esabook

package ***;

import android.Manifest;
import android.annotation.SuppressLint;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.os.Build;
import androidx.core.content.ContextCompat;

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/*Request
        1. Date Format RFC1123 (Sun, 06 Nov 1994 08:49:37 UTC)
        2. Request Line (POST /v1/account/check HTTP/1.1)
        Signature
        signing_string = ‘date: Sun, 06 Nov 1994 08:49:37 UTC\nPOST /v1/account/check HTTP/1.1’
        digest=HMAC-SHA256(signing_string)
        signature=BASE64(digest)
        Body
        {

esabook

package ***;

import android.net.Uri;
import android.webkit.JavascriptInterface;
import android.webkit.WebView;
import android.widget.Toast;

import androidx.annotation.NonNull;

import java.util.HashMap;

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package ***;

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2017 David Medenjak
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights

esabook

package ***;

import android.graphics.drawable.Drawable;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.widget.AppCompatImageView;

esabook

package ***;

import android.content.Context;
import android.graphics.Rect;
import android.os.Handler;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;

esabook

#Installing CA Cert to android system 

1. get cert file
cd ~/.mitmproxy

2. get cert hash
// convert cer to pem
openssl x509 -inform der -in certificate.cer -out certificate.pem