Use the same audio attributes and load control for all players

app/src/main/java/com/github/libretube/services/BackgroundMode.kt

@@ -34,12 +34,10 @@ import com.github.libretube.util.NowPlayingNotification
 import com.github.libretube.util.PlayerHelper
 import com.github.libretube.util.PlayingQueue
 import com.github.libretube.util.PreferenceHelper
-import com.google.android.exoplayer2.C
 import com.google.android.exoplayer2.ExoPlayer
 import com.google.android.exoplayer2.MediaItem
 import com.google.android.exoplayer2.PlaybackException
 import com.google.android.exoplayer2.Player
-import com.google.android.exoplayer2.audio.AudioAttributes
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -70,11 +68,6 @@ class BackgroundMode : Service() {
     private var player: ExoPlayer? = null
     private var playWhenReadyPlayer = true
 
-    /**
-     * The [AudioAttributes] handle the audio focus of the [player]
-     */
-    private lateinit var audioAttributes: AudioAttributes
-
     /**
      * SponsorBlock Segment data
      */
@@ -246,13 +239,10 @@ class BackgroundMode : Service() {
     private fun initializePlayer() {
         if (player != null) return
 
-        audioAttributes = AudioAttributes.Builder()
-            .setUsage(C.USAGE_MEDIA)
-            .setContentType(C.AUDIO_CONTENT_TYPE_MUSIC)
-            .build()
         player = ExoPlayer.Builder(this)
             .setHandleAudioBecomingNoisy(true)
-            .setAudioAttributes(audioAttributes, true)
+            .setAudioAttributes(PlayerHelper.getAudioAttributes(), true)
+            .setLoadControl(PlayerHelper.getLoadControl())
             .build()
 
         /**

app/src/main/java/com/github/libretube/ui/activities/OfflinePlayerActivity.kt

@@ -68,6 +68,8 @@ class OfflinePlayerActivity : BaseActivity() {
         player = ExoPlayer.Builder(this)
             .setHandleAudioBecomingNoisy(true)
             .setTrackSelector(trackSelector)
+            .setLoadControl(PlayerHelper.getLoadControl())
+            .setAudioAttributes(PlayerHelper.getAudioAttributes(), true)
             .build().apply {
                 addListener(object : Player.Listener {
                     override fun onEvents(player: Player, events: Player.Events) {

app/src/main/java/com/github/libretube/ui/fragments/PlayerFragment.kt

@@ -99,13 +99,11 @@ import com.github.libretube.util.PreferenceHelper
 import com.github.libretube.util.SeekbarPreviewListener
 import com.github.libretube.util.TextUtils
 import com.google.android.exoplayer2.C
-import com.google.android.exoplayer2.DefaultLoadControl
 import com.google.android.exoplayer2.ExoPlayer
 import com.google.android.exoplayer2.MediaItem
 import com.google.android.exoplayer2.MediaItem.SubtitleConfiguration
 import com.google.android.exoplayer2.PlaybackException
 import com.google.android.exoplayer2.Player
-import com.google.android.exoplayer2.audio.AudioAttributes
 import com.google.android.exoplayer2.ext.cronet.CronetDataSource
 import com.google.android.exoplayer2.source.DefaultMediaSourceFactory
 import com.google.android.exoplayer2.trackselection.DefaultTrackSelector
@@ -113,15 +111,15 @@ import com.google.android.exoplayer2.ui.StyledPlayerView
 import com.google.android.exoplayer2.upstream.DefaultDataSource
 import com.google.android.exoplayer2.util.MimeTypes
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import java.io.IOException
-import java.util.*
-import java.util.concurrent.Executors
-import kotlin.math.abs
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import org.chromium.net.CronetEngine
 import retrofit2.HttpException
+import java.io.IOException
+import java.util.*
+import java.util.concurrent.Executors
+import kotlin.math.abs
 
 class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
 
@@ -1335,24 +1333,6 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
             cronetDataSourceFactory
         )
 
-        // handles the audio focus
-        val audioAttributes = AudioAttributes.Builder()
-            .setUsage(C.USAGE_MEDIA)
-            .setContentType(C.AUDIO_CONTENT_TYPE_MOVIE)
-            .build()
-
-        // handles the duration of media to retain in the buffer prior to the current playback position (for fast backward seeking)
-        val loadControl = DefaultLoadControl.Builder()
-            // cache the last three minutes
-            .setBackBuffer(1000 * 60 * 3, true)
-            .setBufferDurationsMs(
-                1000 * 10, // exo default is 50s
-                PlayerHelper.bufferingGoal,
-                DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_MS,
-                DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_AFTER_REBUFFER_MS
-            )
-            .build()
-
         // control for the track sources like subtitles and audio source
         trackSelector = DefaultTrackSelector(requireContext())
 
@@ -1364,12 +1344,11 @@ class PlayerFragment : BaseFragment(), OnlinePlayerOptions {
 
         exoPlayer = ExoPlayer.Builder(requireContext())
             .setMediaSourceFactory(DefaultMediaSourceFactory(dataSourceFactory))
-            .setLoadControl(loadControl)
+            .setLoadControl(PlayerHelper.getLoadControl())
             .setTrackSelector(trackSelector)
             .setHandleAudioBecomingNoisy(true)
+            .setAudioAttributes(PlayerHelper.getAudioAttributes(), true)
             .build()
-
-        exoPlayer.setAudioAttributes(audioAttributes, true)
     }
 
     /**

app/src/main/java/com/github/libretube/util/PlayerHelper.kt

@@ -16,6 +16,10 @@ import com.github.libretube.api.obj.PipedStream
 import com.github.libretube.constants.PreferenceKeys
 import com.github.libretube.enums.AudioQuality
 import com.github.libretube.enums.PlayerEvent
+import com.google.android.exoplayer2.C
+import com.google.android.exoplayer2.DefaultLoadControl
+import com.google.android.exoplayer2.LoadControl
+import com.google.android.exoplayer2.audio.AudioAttributes
 import com.google.android.exoplayer2.ui.CaptionStyleCompat
 import com.google.android.exoplayer2.video.VideoSize
 import kotlin.math.roundToInt
@@ -213,7 +217,7 @@ object PlayerHelper {
             "webm"
         )
 
-    val bufferingGoal: Int
+    private val bufferingGoal: Int
         get() = PreferenceHelper.getString(
             PreferenceKeys.BUFFERING_GOAL,
             "50"
@@ -332,7 +336,7 @@ object PlayerHelper {
             false
         )
 
-    val alternativePiPControls: Boolean
+    private val alternativePiPControls: Boolean
         get() = PreferenceHelper.getBoolean(
             PreferenceKeys.ALTERNATIVE_PIP_CONTROLS,
             false
@@ -429,4 +433,30 @@ object PlayerHelper {
             arrayListOf(rewindAction, playPauseAction, forwardAction)
         }
     }
+
+    /**
+     * Get the audio attributes to use for the player
+     */
+    fun getAudioAttributes(): AudioAttributes {
+        return AudioAttributes.Builder()
+            .setUsage(C.USAGE_MEDIA)
+            .setContentType(C.AUDIO_CONTENT_TYPE_MOVIE)
+            .build()
+    }
+
+    /**
+     * Get the load controls for the player (buffering, etc)
+     */
+    fun getLoadControl(): LoadControl {
+        return DefaultLoadControl.Builder()
+            // cache the last three minutes
+            .setBackBuffer(1000 * 60 * 3, true)
+            .setBufferDurationsMs(
+                1000 * 10, // exo default is 50s
+                bufferingGoal,
+                DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_MS,
+                DefaultLoadControl.DEFAULT_BUFFER_FOR_PLAYBACK_AFTER_REBUFFER_MS
+            )
+            .build()
+    }
 }