AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          package="org.opencv.samples.tutorial334565"
          android:versionCode="31"
          android:versionName="2.999">

    <application
        android:label="@string/app_name"
        android:icon="@drawable/ic_launcher"
        android:theme="@android:style/Theme.NoTitleBar.Fullscreen" >

        <activity android:name="Tutorial3Activity"
                  android:label="@string/app_name"
                  android:screenOrientation="landscape"
                  android:configChanges="keyboardHidden|orientation">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        
        <activity 
            android:name="org.opencv.samples.tutorial334565.SecondActivity"
            android:label="@string/app_name" 
            android:screenOrientation="landscape"
            android:configChanges="orientation">
            <intent-filter>
                <action android:name="org.opencv.samples.tutorial334565.SecondActivity" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
        
        <activity 
            android:name="org.opencv.samples.tutorial334565.ChangeDigitActivity"
            android:label="@string/app_name" 
            android:screenOrientation="landscape"
            android:configChanges="orientation">
            <intent-filter>
                <action android:name="org.opencv.samples.tutorial334565.ChangeDigitActivity" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
        <activity 
            android:name="org.opencv.samples.tutorial334565.ChangeLetterActivity"
            android:label="@string/app_name" 
            android:screenOrientation="landscape"
            android:configChanges="orientation">
            <intent-filter>
                <action android:name="org.opencv.samples.tutorial334565.ChangeLetterActivity" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
        
        
        
    </application>

    <supports-screens android:resizeable="true"
                      android:smallScreens="true"
                      android:normalScreens="true"
                      android:largeScreens="true"
                      android:anyDensity="true" />

    <uses-sdk android:minSdkVersion="8" />

    <uses-permission android:name="android.permission.CAMERA"/>

    <uses-feature android:name="android.hardware.camera" android:required="false"/>
    <uses-feature android:name="android.hardware.camera.autofocus" android:required="false"/>
    <uses-feature android:name="android.hardware.camera.front" android:required="false"/>
    <uses-feature android:name="android.hardware.camera.front.autofocus" android:required="false"/>
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.INTERNET"/>

</manifest>