assets_audio_player 1.4.7

Play music/audio stored in assets files directly from Flutter. Compatible with Android, iOS and web

example/lib/main.dart

import 'dart:async';

import 'package:assets_audio_player/assets_audio_player.dart';
import 'package:assets_audio_player_example/player/PlaySpeedSelector.dart';
import 'package:flutter/material.dart';
import 'package:flutter_neumorphic/flutter_neumorphic.dart';

import 'player/ForwardRewindSelector.dart';
import 'player/PlayingControls.dart';
import 'player/PositionSeekWidget.dart';
import 'player/SongsSelector.dart';
import 'player/VolumeSelector.dart';

void main() => runApp(
      NeumorphicTheme(
        theme: NeumorphicThemeData(
          intensity: 0.8,
          lightSource: LightSource.topLeft,
        ),
        child: MyApp(),
      ),
    );

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  final audios = <Audio>[
    Audio.network(
      "https://files.freemusicarchive.org/storage-freemusicarchive-org/music/Music_for_Video/springtide/Sounds_strange_weird_but_unmistakably_romantic_Vol1/springtide_-_03_-_We_Are_Heading_to_the_East.mp3",
      metas: Metas(
        title: "Online",
        artist: "Florent Champigny",
        album: "OnlineAlbum",
        image: MetasImage.network("https://image.shutterstock.com/image-vector/pop-music-text-art-colorful-600w-515538502.jpg"),
      ),
    ),
    Audio(
      "assets/audios/rock.mp3",
      metas: Metas(
        title: "Rock",
        artist: "Florent Champigny",
        album: "RockAlbum",
        image: MetasImage.network("https://static.radio.fr/images/broadcasts/cb/ef/2075/c300.png"),
      ),
    ),
    Audio(
      "assets/audios/country.mp3",
      metas: Metas(
        title: "Country",
        artist: "Florent Champigny",
        album: "CountryAlbum",
        image: MetasImage.asset("assets/images/country.jpg"),
      ),
    ),
    Audio(
      "assets/audios/electronic.mp3",
      metas: Metas(
        title: "Electronic",
        artist: "Florent Champigny",
        album: "ElectronicAlbum",
        image: MetasImage.network("https://i.ytimg.com/vi/nVZNy0ybegI/maxresdefault.jpg"),
      ),
    ),
    Audio(
      "assets/audios/hiphop.mp3",
      metas: Metas(
        title: "HipHop",
        artist: "Florent Champigny",
        album: "HipHopAlbum",
        image: MetasImage.network("https://beyoudancestudio.ch/wp-content/uploads/2019/01/apprendre-danser.hiphop-1.jpg"),
      ),
    ),
    Audio(
      "assets/audios/pop.mp3",
      metas: Metas(
        title: "Pop",
        artist: "Florent Champigny",
        album: "PopAlbum",
        image: MetasImage.network("https://image.shutterstock.com/image-vector/pop-music-text-art-colorful-600w-515538502.jpg"),
      ),
    ),
    Audio(
      "assets/audios/instrumental.mp3",
      metas: Metas(
        title: "Instrumental",
        artist: "Florent Champigny",
        album: "InstrumentalAlbum",
        image: MetasImage.network("https://i.ytimg.com/vi/zv_0dSfknBc/maxresdefault.jpg"),
      ),
    ),
  ];

  final AssetsAudioPlayer _assetsAudioPlayer = AssetsAudioPlayer();
  final List<StreamSubscription> _subscriptions = [];

  @override
  void initState() {
    _subscriptions.add(_assetsAudioPlayer.playlistFinished.listen((data) {
      print("finished : $data");
    }));
    _subscriptions.add(_assetsAudioPlayer.playlistAudioFinished.listen((data) {
      print("playlistAudioFinished : $data");
    }));
    _subscriptions.add(_assetsAudioPlayer.current.listen((data) {
      print("current : $data");
    }));
    _subscriptions.add(_assetsAudioPlayer.onReadyToPlay.listen((audio) {
      print("onRedayToPlay : $audio");
    }));
    super.initState();
  }

  @override
  void dispose() {
    _assetsAudioPlayer.dispose();
    super.dispose();
  }

  Audio find(List<Audio> source, String fromPath) {
    return source.firstWhere((element) => element.path == fromPath);
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        backgroundColor: NeumorphicTheme.baseColor(context),
        body: SafeArea(
          child: Padding(
            padding: const EdgeInsets.only(bottom: 48.0),
            child: Column(
              mainAxisSize: MainAxisSize.max,
              crossAxisAlignment: CrossAxisAlignment.stretch,
              children: <Widget>[
                SizedBox(
                  height: 20,
                ),
                Stack(
                  fit: StackFit.passthrough,
                  children: <Widget>[
                    PlayerBuilder.current(
                      player: _assetsAudioPlayer,
                      builder: (BuildContext context, Playing playing) {
                        if (playing != null) {
                          final myAudio = find(this.audios, playing.audio.assetAudioPath);
                          return Padding(
                            padding: const EdgeInsets.all(8.0),
                            child: Neumorphic(
                              boxShape: NeumorphicBoxShape.circle(),
                              style: NeumorphicStyle(depth: 8, surfaceIntensity: 1, shape: NeumorphicShape.concave),
                              child: myAudio.metas.image.type == ImageType.network
                                  ? Image.network(
                                      myAudio.metas.image.path,
                                      height: 150,
                                      width: 150,
                                      fit: BoxFit.contain,
                                    )
                                  : Image.asset(
                                      myAudio.metas.image.path,
                                      height: 150,
                                      width: 150,
                                      fit: BoxFit.contain,
                                    ),
                            ),
                          );
                        }
                        return SizedBox();
                      },
                    ),
                    Align(
                      alignment: Alignment.topRight,
                      child: NeumorphicButton(
                        boxShape: NeumorphicBoxShape.circle(),
                        padding: EdgeInsets.all(18),
                        margin: EdgeInsets.all(18),
                        onClick: () {
                          AssetsAudioPlayer.playAndForget(Audio("assets/audios/horn.mp3"));
                        },
                        child: Icon(
                          Icons.add_alert,
                          color: Colors.grey[800],
                        ),
                      ),
                    ),
                  ],
                ),
                SizedBox(
                  height: 20,
                ),
                SizedBox(
                  height: 20,
                ),
                PlayerBuilder.current(
                    player: _assetsAudioPlayer,
                    builder: (context, playing) {
                      if (playing == null) {
                        return SizedBox();
                      }
                      return Column(
                        children: <Widget>[
                          PlayerBuilder.isLooping(
                            player: _assetsAudioPlayer,
                            builder: (context, isLooping) {
                              return PlayerBuilder.isPlaying(
                                  player: _assetsAudioPlayer,
                                  builder: (context, isPlaying) {
                                    return PlayingControls(
                                      isLooping: isLooping,
                                      isPlaying: isPlaying,
                                      isPlaylist: true,
                                      toggleLoop: () {
                                        _assetsAudioPlayer.toggleLoop();
                                      },
                                      onPlay: () {
                                        _assetsAudioPlayer.playOrPause();
                                      },
                                      onNext: () {
                                        //_assetsAudioPlayer.forward(Duration(seconds: 10));
                                        _assetsAudioPlayer.next();
                                      },
                                      onPrevious: () {
                                        _assetsAudioPlayer.previous();
                                      },
                                    );
                                  });
                            },
                          ),
                          PlayerBuilder.realtimePlayingInfos(
                              player: _assetsAudioPlayer,
                              builder: (context, infos) {
                                if (infos == null) {
                                  return SizedBox();
                                }
                                //print("infos: $infos");
                                return Column(
                                  children: [
                                    PositionSeekWidget(
                                      currentPosition: infos.currentPosition,
                                      duration: infos.duration,
                                      seekTo: (to) {
                                        _assetsAudioPlayer.seek(to);
                                      },
                                    ),
                                    Row(
                                      mainAxisAlignment: MainAxisAlignment.center,
                                      children: [
                                        NeumorphicButton(
                                          child: Text("-10"),
                                          onClick: (){
                                            _assetsAudioPlayer.seekBy(Duration(seconds: -10));
                                          },
                                        ),
                                        SizedBox(width: 12,),
                                        NeumorphicButton(
                                          child: Text("+10"),
                                          onClick: (){
                                            _assetsAudioPlayer.seekBy(Duration(seconds: 10));
                                          },
                                        ),
                                      ],
                                    )
                                  ],
                                );
                              }),
                        ],
                      );
                    }),
                SizedBox(
                  height: 20,
                ),
                Expanded(
                  child: PlayerBuilder.current(
                      player: _assetsAudioPlayer,
                      builder: (BuildContext context, Playing playing) {
                        return SongsSelector(
                          audios: this.audios,
                          onPlaylistSelected: (myAudios) {
                            _assetsAudioPlayer.open(
                              Playlist(audios: myAudios),
                              showNotification: true,
                            );
                          },
                          onSelected: (myAudio) {
                            _assetsAudioPlayer.open(
                              myAudio,
                              autoStart: true,
                              respectSilentMode: true,
                              showNotification: true,
                            );
                          },
                          playing: playing,
                        );
                      }),
                ),
                /*
                PlayerBuilder.volume(
                    player: _assetsAudioPlayer,
                    builder: (context, volume) {
                      return VolumeSelector(
                        volume: volume,
                        onChange: (v) {
                          _assetsAudioPlayer.setVolume(v);
                        },
                      );
                    }),
                 */
                /*
                PlayerBuilder.forwardRewindSpeed(
                    player: _assetsAudioPlayer,
                    builder: (context, speed) {
                      return ForwardRewindSelector(
                        speed: speed,
                        onChange: (v) {
                          _assetsAudioPlayer.forwardOrRewind(v);
                        },
                      );
                    }),
                 */
                /*
                PlayerBuilder.playSpeed(
                    player: _assetsAudioPlayer,
                    builder: (context, playSpeed) {
                      return PlaySpeedSelector(
                        playSpeed: playSpeed,
                        onChange: (v) {
                          _assetsAudioPlayer.setPlaySpeed(v);
                        },
                      );
                    }),
                 */
              ],
            ),
          ),
        ),
      ),
    );
  }
}