How to create and save an image file in Download folder from your Android App? – Android 13 | API 33

In this video it shows the steps to create and save an image file in the download folder from your Android App. The App is developed in Android Studio for Android 13 – API 33 version.

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Complete source code and other details:

package com.programmerworld.savefileindownloadfolder;

import static android.Manifest.permission.READ_MEDIA_IMAGES;
import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;

import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.os.storage.StorageManager;
import android.os.storage.StorageVolume;
import android.view.View;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        ActivityCompat.requestPermissions(this,
                new String[]{READ_MEDIA_IMAGES, WRITE_EXTERNAL_STORAGE},
                PackageManager.PERMISSION_GRANTED);
    }

    public void buttonCreateImageFile(View view) throws IOException {

        StorageManager storageManager = (StorageManager) getSystemService(STORAGE_SERVICE);
        StorageVolume storageVolume = storageManager.getStorageVolumes().get(0); // internal Storage
        File fileInputImage = new File(storageVolume.getDirectory().getPath() + "/Download/images.jpeg");
        Bitmap bitmapInputImage = BitmapFactory.decodeFile(fileInputImage.getPath());

        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        bitmapInputImage.compress(Bitmap.CompressFormat.JPEG, 100, byteArrayOutputStream);
        byte[] bytesArray = byteArrayOutputStream.toByteArray();

        File fileOutput = new File(storageVolume.getDirectory().getPath() + "/Download/output1.jpeg");
        FileOutputStream fileOutputStream = new FileOutputStream(fileOutput);
        fileOutputStream.write(bytesArray);
        fileOutputStream.close();
    }
}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools">

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


    <application
        android:allowBackup="true"
        android:dataExtractionRules="@xml/data_extraction_rules"
        android:fullBackupContent="@xml/backup_rules"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/Theme.SaveFileInDownloadFolder"
        tools:targetApi="31">
        <activity
            android:name=".MainActivity"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <Button
        android:id="@+id/button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginStart="112dp"
        android:layout_marginTop="176dp"
        android:onClick="buttonCreateImageFile"
        android:text="Create Image File"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />
</androidx.constraintlayout.widget.ConstraintLayout>