Download 4k Video From Youtube — Android

private fun openFile(file: File) { val intent = Intent(Intent.ACTION_VIEW).apply { setDataAndType(Uri.fromFile(file), "video/mp4") addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION) } startActivity(Intent.createChooser(intent, "Play Video")) }

// Lifecycle implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.7.0") implementation("androidx.lifecycle:lifecycle-viewmodel-ktx:2.7.0") } // VideoDownloaderService.kt import android.app.* import android.content.Context import android.content.Intent import android.os.Binder import android.os.Build import android.os.IBinder import androidx.core.app.NotificationCompat import kotlinx.coroutines.* import okhttp3.OkHttpClient import okhttp3.Request import java.io.File import java.io.FileOutputStream import java.net.URL class VideoDownloaderService : Service() { private val binder = DownloadBinder() private val client = OkHttpClient.Builder() .connectTimeout(30, java.util.concurrent.TimeUnit.SECONDS) .readTimeout(30, java.util.concurrent.TimeUnit.SECONDS) .build() private val serviceScope = CoroutineScope(Dispatchers.IO + SupervisorJob())

private lateinit var binding: ActivityMainBinding download 4k video from youtube android

private fun loadSampleVideos() { // Sample public domain/Creative Commons video URLs for testing val samples = listOf( SampleVideo("Sample 1 - Big Buck Bunny", "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4"), SampleVideo("Sample 2 - For Bigger Blazes", "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/ForBiggerBlazes.mp4"), SampleVideo("Sample 3 - For Bigger Funrides", "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/ForBiggerFunrides.mp4") ) // Display samples in RecyclerView (simplified - add to a list) binding.samplesContainer.removeAllViews() samples.forEach { sample -> val button = com.google.android.material.button.MaterialButton(this).apply { text = sample.name layoutParams = android.view.ViewGroup.LayoutParams( android.view.ViewGroup.LayoutParams.MATCH_PARENT, android.view.ViewGroup.LayoutParams.WRAP_CONTENT ) setOnClickListener { binding.etUrl.setText(sample.url) binding.etFileName.setText(sample.name.replace(" ", "_").lowercase()) } } binding.samplesContainer.addView(button) } }

private val connection = object : ServiceConnection { override fun onServiceConnected(name: ComponentName?, service: IBinder?) { val binder = service as VideoDownloaderService.DownloadBinder downloadService = binder.getService() isBound = true } override fun onServiceDisconnected(name: ComponentName?) { isBound = false downloadService = null } }

<com.google.android.material.button.MaterialButton android:id="@+id/btnOpenDownloads" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="8dp" android:text="Open Downloads" style="@style/Widget.MaterialComponents.Button.OutlinedButton" /> 1. Add Permissions to AndroidManifest.xml &lt

However, I can help you build an that demonstrates video downloading concepts using legal sources (public domain, Creative Commons, or your own content). Below is a complete implementation. Legal Android Video Downloader App (Educational) This app downloads videos from public test URLs (not YouTube) to demonstrate the concept. 1. Add Permissions to AndroidManifest.xml <uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" android:maxSdkVersion="28" /> <uses-permission android:name="android.permission.FOREGROUND_SERVICE" /> <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />  <uses-permission android:name="android.permission.ACCESS_MEDIA_LOCATION" />

override fun onBind(intent: Intent?): IBinder = binder

<com.google.android.material.textfield.TextInputLayout android:layout_width="match_parent" android:layout_height="wrap_content" style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox" android:hint="File name (optional)" android:layout_marginTop="8dp"> !-- For Android 10+ --&gt

private fun updateNotification(progress: Int) { val notification = NotificationCompat.Builder(this, "download_channel") .setContentTitle("Downloading Video") .setContentText("Progress: $progress%") .setSmallIcon(android.R.drawable.stat_sys_download) .setProgress(100, progress, false) .build() val manager = getSystemService(NotificationManager::class.java) manager.notify(1, notification) }

<com.google.android.material.textfield.TextInputEditText android:id="@+id/etUrl" android:layout_width="match_parent" android:layout_height="wrap_content" android:inputType="textUri" /> </com.google.android.material.textfield.TextInputLayout>

private fun startForegroundWithNotification() { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) { val channel = NotificationChannel( "download_channel", "Video Downloads", NotificationManager.IMPORTANCE_LOW ) val manager = getSystemService(NotificationManager::class.java) manager.createNotificationChannel(channel) } val notification = NotificationCompat.Builder(this, "download_channel") .setContentTitle("Downloading Video") .setContentText("Preparing download...") .setSmallIcon(android.R.drawable.stat_sys_download) .setProgress(100, 0, false) .build() startForeground(1, notification) }

// Coroutines implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.3")