Start of Media Service.
This commit is contained in:
Kevin Whitaker
@@ -19,6 +19,7 @@
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<category android:name="android.intent.category.LAUNCHER" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</intent-filter>
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</activity>
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</activity>
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<service android:name=".service.PlayerService"/>
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</application>
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</application>
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</manifest>
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</manifest>
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@@ -0,0 +1,296 @@
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package com.magnatune.eyecreate.companionformagnatune.service;
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import android.app.Notification;
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import android.app.Service;
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import android.content.Context;
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import android.content.Intent;
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import android.graphics.Bitmap;
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import android.graphics.drawable.Drawable;
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import android.media.AudioManager;
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import android.media.MediaPlayer;
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import android.os.IBinder;
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import android.support.annotation.Nullable;
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import android.support.v4.app.NotificationManagerCompat;
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import android.support.v4.content.LocalBroadcastManager;
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import android.support.v4.media.MediaMetadataCompat;
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import android.support.v4.media.session.MediaSessionCompat;
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import android.support.v4.media.session.PlaybackStateCompat;
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import android.support.v7.app.NotificationCompat;
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import android.util.Log;
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import com.magnatune.eyecreate.companionformagnatune.model.Album;
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import com.magnatune.eyecreate.companionformagnatune.model.MagnatuneDBManager;
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import com.magnatune.eyecreate.companionformagnatune.model.Track;
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import com.squareup.picasso.Picasso;
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import com.squareup.picasso.Target;
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import java.io.IOException;
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import io.realm.Realm;
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public class PlayerService extends Service implements MediaPlayer.OnPreparedListener,MediaPlayer.OnCompletionListener,MediaPlayer.OnErrorListener,AudioManager.OnAudioFocusChangeListener{
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public static String ACTION_TRACK_PLAY = "maganatune.playtrack";
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public static String ACTION_TRACK_PAUSE = "magnatune.pausetrack";
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public static String ACTION_TRACK_NEXT = "magnatune.next";
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public static String ACTION_TRACK_PREV = "magnatune.previous";
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public static String ACTION_TRACK_LIST = "magantune.gettracks";
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public static String ACTION_TRACK_QUEUE = "magnatune.queuetrack";
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public static String ACTION_TRACK_DEQUEUE = "magnatune.dequeuetrack";
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public static String ACTION_PLAYLIST_CLEAR = "magnatune.clear";
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public static String EXTRA_TRACK_ID = "magnatune.trackid";
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public static String EXTRA_TRACK_PLAYLIST_POSITION = "magnatune.playlistposition";
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public static String EXTRA_PLAYLIST = "magnatune.playlist";
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public static String ACTION_PLAYING_STARTED = "magnatune.startedplaying";
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private static int notificationId = 58769423;
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MediaPlayer player;
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boolean mediaPrepared = false;
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Playlist currentPlaylist;
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Notification displayedPlayData;
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Realm db;
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MediaSessionCompat session;
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MediaSessionCompat.Callback mediaEventHandler = new MediaSessionCompat.Callback() {
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@Override
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public void onPlay() {
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super.onPlay();
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if(mediaPrepared) {
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player.start();
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}
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}
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@Override
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public void onPause() {
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super.onPause();
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if(mediaPrepared && player.isPlaying()) {
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player.pause();
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}
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}
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@Override
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public void onSkipToNext() {
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super.onSkipToNext();
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playNextTrack();
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}
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@Override
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public void onSkipToPrevious() {
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super.onSkipToPrevious();
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playPreviousTrack();
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}
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};
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@Nullable
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@Override
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public IBinder onBind(Intent intent) {
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return null;
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}
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@Override
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public void onCreate() {
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super.onCreate();
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db = MagnatuneDBManager.getAlbumDB();
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player = new MediaPlayer();
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player.setOnPreparedListener(this);
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player.setOnCompletionListener(this);
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currentPlaylist = new Playlist();
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session = new MediaSessionCompat(this,"magnatune");
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session.setCallback(mediaEventHandler);
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AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
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audioManager.requestAudioFocus(this,AudioManager.STREAM_MUSIC,AudioManager.AUDIOFOCUS_GAIN);
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//TODO:work on possible media notification
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// Compat.MediaStyle().setMediaSession(session.getSessionToken())).build();
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//NotificationManagerCompat.from(this).notify(notificationId,displayedPlayData);
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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currentPlaylist.clearPlaylist();
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_PLAYLIST_CLEAR));
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NotificationManagerCompat.from(this).cancel(notificationId);
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AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
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audioManager.abandonAudioFocus(this);
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session.release();
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player.release();
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db.close();
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}
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@Override
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public void onPrepared(MediaPlayer mediaPlayer) {
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mediaPrepared = true;
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mediaPlayer.start();
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session.setPlaybackState(new PlaybackStateCompat.Builder()
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.setState(PlaybackStateCompat.STATE_PLAYING, player.getCurrentPosition(), 0)
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.setActions(PlaybackStateCompat.ACTION_PAUSE | PlaybackStateCompat.ACTION_SKIP_TO_NEXT | PlaybackStateCompat.ACTION_SKIP_TO_PREVIOUS)
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.build());
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_PLAYING_STARTED));
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}
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private void playNextTrack() {
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//If last track, trigger player stop
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if(currentPlaylist.getPlaylistIds().size()==0) {
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//Do nothing as there is nothing to play.
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} else if(currentPlaylist.getPlaylistIds().indexOf(currentPlaylist.getCurrentlyPlayingId())+1>=currentPlaylist.getPlaylistIds().size()) {
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stopSelf();
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} else {
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Track nextTrack = db.where(Track.class).equalTo("isrc", currentPlaylist.getPlaylistIds().get(currentPlaylist.getPlaylistIds().indexOf(currentPlaylist.getCurrentlyPlayingId()) + 1)).findFirst();
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playThisTrack(nextTrack);
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_TRACK_NEXT));
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}
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}
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private void playPreviousTrack() {
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//If first track, just seek back to start of track.
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if(currentPlaylist.getPlaylistIds().size()==0) {
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//Do nothing as there is nothing to play.
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} else if(currentPlaylist.getPlaylistIds().indexOf(currentPlaylist.getCurrentlyPlayingId())==0 && mediaPrepared) {
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player.seekTo(0);
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_TRACK_PREV));
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} else {
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Track nextTrack = db.where(Track.class).equalTo("isrc", currentPlaylist.getPlaylistIds().get(currentPlaylist.getPlaylistIds().indexOf(currentPlaylist.getCurrentlyPlayingId()) - 1)).findFirst();
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playThisTrack(nextTrack);
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_TRACK_PREV));
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}
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}
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private void playThisTrack(final Track trackToPlay) {
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player.reset();
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mediaPrepared = false;
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try {
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player.setDataSource(trackToPlay.getUrl());
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player.prepareAsync();
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currentPlaylist.setCurrentlyPlayingId(trackToPlay.getIsrc());
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//Load resource and set upp media metadata
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Picasso.with(this).load(db.where(Album.class).equalTo("albumname",trackToPlay.getAlbumname()).equalTo("artist.artistname",trackToPlay.getArtist()).findFirst().getCover_small()).into(new Target() {
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@Override
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public void onBitmapLoaded(Bitmap bitmap, Picasso.LoadedFrom from) {
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session.setMetadata(new MediaMetadataCompat.Builder()
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.putBitmap(MediaMetadataCompat.METADATA_KEY_ALBUM_ART,bitmap)
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.putString(MediaMetadataCompat.METADATA_KEY_ALBUM,trackToPlay.getAlbumname())
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.putString(MediaMetadataCompat.METADATA_KEY_ARTIST,trackToPlay.getArtist())
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.putString(MediaMetadataCompat.METADATA_KEY_TITLE,trackToPlay.getTrackname())
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.putLong(MediaMetadataCompat.METADATA_KEY_DURATION,trackToPlay.getSeconds()*1000)
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.build());
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}
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@Override
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public void onBitmapFailed(Drawable errorDrawable) {
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}
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@Override
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public void onPrepareLoad(Drawable placeHolderDrawable) {
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}
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});
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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@Override
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public int onStartCommand(Intent intent, int flags, int startId) {
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if(intent.getAction().equals(ACTION_TRACK_PLAY)) {
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//Check if new track requested
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if(intent.hasExtra(EXTRA_TRACK_PLAYLIST_POSITION) && currentPlaylist.getPlaylistIds().size()>intent.getIntExtra(EXTRA_TRACK_PLAYLIST_POSITION,-1)) {
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Track nextTrack = db.where(Track.class).equalTo("isrc", currentPlaylist.getPlaylistIds().get(currentPlaylist.getPlaylistIds().indexOf(intent.getIntExtra(EXTRA_TRACK_PLAYLIST_POSITION, -1)))).findFirst();
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playThisTrack(nextTrack);
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session.setPlaybackState(new PlaybackStateCompat.Builder()
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.setState(PlaybackStateCompat.STATE_PLAYING,player.getCurrentPosition(),0)
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.setActions(PlaybackStateCompat.ACTION_PAUSE|PlaybackStateCompat.ACTION_SKIP_TO_NEXT|PlaybackStateCompat.ACTION_SKIP_TO_PREVIOUS)
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.build());
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_TRACK_PLAY));
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} else {
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if (!mediaPrepared) {
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//Do nothing as currently loading or stopped.
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} else {
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player.start();
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session.setPlaybackState(new PlaybackStateCompat.Builder()
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.setState(PlaybackStateCompat.STATE_PLAYING,player.getCurrentPosition(),0)
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.setActions(PlaybackStateCompat.ACTION_PAUSE|PlaybackStateCompat.ACTION_SKIP_TO_NEXT|PlaybackStateCompat.ACTION_SKIP_TO_PREVIOUS)
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.build());
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_TRACK_PLAY));
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_PLAYING_STARTED));
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}
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}
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} else if(intent.getAction().equals(ACTION_TRACK_PAUSE)) {
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if(player.isPlaying()) {
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player.pause();
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session.setPlaybackState(new PlaybackStateCompat.Builder()
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.setState(PlaybackStateCompat.STATE_PAUSED,player.getCurrentPosition(),0)
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.setActions(PlaybackStateCompat.ACTION_PLAY|PlaybackStateCompat.ACTION_SKIP_TO_NEXT|PlaybackStateCompat.ACTION_SKIP_TO_PREVIOUS)
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.build());
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_TRACK_PAUSE));
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}
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} else if(intent.getAction().equals(ACTION_TRACK_NEXT)) {
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playNextTrack();
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} else if(intent.getAction().equals(ACTION_TRACK_PREV)) {
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playPreviousTrack();
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} else if(intent.getAction().equals(ACTION_TRACK_QUEUE)) {
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if(intent.hasExtra(EXTRA_TRACK_ID)) {
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currentPlaylist.addToPlaylist(intent.getStringExtra(EXTRA_TRACK_ID));
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Intent queue = new Intent(ACTION_TRACK_QUEUE);
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queue.putExtra(EXTRA_TRACK_ID,intent.getStringExtra(EXTRA_TRACK_ID));
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LocalBroadcastManager.getInstance(this).sendBroadcast(queue);
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}
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} else if(intent.getAction().equals(ACTION_TRACK_DEQUEUE)) {
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if(intent.hasExtra(EXTRA_TRACK_PLAYLIST_POSITION)) {
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currentPlaylist.removeFromPlaylist(intent.getIntExtra(EXTRA_TRACK_PLAYLIST_POSITION, -1));
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Intent dequeue = new Intent(ACTION_TRACK_DEQUEUE);
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dequeue.putExtra(EXTRA_TRACK_PLAYLIST_POSITION,intent.getIntExtra(EXTRA_TRACK_PLAYLIST_POSITION,-1));
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LocalBroadcastManager.getInstance(this).sendBroadcast(dequeue);
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}
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} else if(intent.getAction().equals(ACTION_PLAYLIST_CLEAR)) {
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player.reset();
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mediaPrepared = false;
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currentPlaylist.clearPlaylist();
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currentPlaylist.setCurrentPositionMill(0);
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currentPlaylist.setCurrentlyPlayingId(null);
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LocalBroadcastManager.getInstance(this).sendBroadcast(new Intent(ACTION_PLAYLIST_CLEAR));
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} else if(intent.getAction().equals(ACTION_TRACK_LIST)) {
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currentPlaylist.setCurrentPositionMill(player.getCurrentPosition());
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Intent trackData = new Intent(ACTION_TRACK_LIST);
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trackData.putExtra(EXTRA_PLAYLIST,currentPlaylist);
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LocalBroadcastManager.getInstance(this).sendBroadcast(trackData);
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}
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return START_STICKY;
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}
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@Override
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public void onCompletion(MediaPlayer mediaPlayer) {
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playNextTrack();
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}
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@Override
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public boolean onError(MediaPlayer mediaPlayer, int i, int i1) {
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player.reset();
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mediaPrepared = false;
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session.setPlaybackState(new PlaybackStateCompat.Builder().setState(PlaybackStateCompat.STATE_ERROR,player.getCurrentPosition(),0).setErrorMessage("Media error occured").build());
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Log.e("Magnatune","Media error occurred");
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return false;
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}
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@Override
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public void onAudioFocusChange(int i) {
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switch (i) {
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case AudioManager.AUDIOFOCUS_LOSS_TRANSIENT_CAN_DUCK:
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if(player.isPlaying()) player.setVolume(0.1f,0.1f);
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break;
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case AudioManager.AUDIOFOCUS_GAIN:
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if(!player.isPlaying() && mediaPrepared) player.start();
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player.setVolume(1.0f,1.0f);
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break;
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case AudioManager.AUDIOFOCUS_LOSS:
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stopSelf(); //TODO:might not want to outright kill
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break;
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case AudioManager.AUDIOFOCUS_LOSS_TRANSIENT:
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if(player.isPlaying()) player.pause();
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break;
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}
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}
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//TODO: look at implementing AUDIO_BECOMING_NOISY
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}
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@@ -0,0 +1,79 @@
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package com.magnatune.eyecreate.companionformagnatune.service;
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import android.os.Parcel;
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import android.os.Parcelable;
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import java.util.ArrayList;
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public class Playlist implements Parcelable {
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private ArrayList<String> playlistIds;
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private String currentlyPlayingId;
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private int currentPositionMill;
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public Playlist() {
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playlistIds = new ArrayList<>();
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}
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protected Playlist(Parcel in) {
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in.readStringList(getPlaylistIds());
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setCurrentlyPlayingId(in.readString());
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setCurrentPositionMill(in.readInt());
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}
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public static final Creator<Playlist> CREATOR = new Creator<Playlist>() {
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@Override
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public Playlist createFromParcel(Parcel in) {
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return new Playlist(in);
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}
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@Override
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public Playlist[] newArray(int size) {
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return new Playlist[size];
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}
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};
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@Override
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public int describeContents() {
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return 0;
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}
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@Override
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public void writeToParcel(Parcel parcel, int i) {
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parcel.writeStringList(getPlaylistIds());
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parcel.writeString(getCurrentlyPlayingId());
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parcel.writeInt(getCurrentPositionMill());
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}
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public ArrayList<String> getPlaylistIds() {
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return playlistIds;
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}
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||||||
|
|
||||||
|
public void addToPlaylist(String id) {
|
||||||
|
this.playlistIds.add(id);
|
||||||
|
}
|
||||||
|
|
||||||
|
public void removeFromPlaylist(int itemPosition) {
|
||||||
|
this.playlistIds.remove(itemPosition);
|
||||||
|
}
|
||||||
|
|
||||||
|
public void clearPlaylist() {
|
||||||
|
this.playlistIds.clear();
|
||||||
|
}
|
||||||
|
|
||||||
|
public String getCurrentlyPlayingId() {
|
||||||
|
return currentlyPlayingId;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void setCurrentlyPlayingId(String currentlyPlayingId) {
|
||||||
|
this.currentlyPlayingId = currentlyPlayingId;
|
||||||
|
}
|
||||||
|
|
||||||
|
public int getCurrentPositionMill() {
|
||||||
|
return currentPositionMill;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void setCurrentPositionMill(int currentPositionMill) {
|
||||||
|
this.currentPositionMill = currentPositionMill;
|
||||||
|
}
|
||||||
|
}
|
||||||
Reference in New Issue
Block a user