Description:

flutter audio output

flutter_audio_output #

Get the current output audio device
Listening to input device changes
Switching audio input/output devices

Getting Started #
import 'package:flutter/material.dart';
import 'package:flutter_audio_output/flutter_audio_output.dart';
import 'dart:async';
import 'package:logger/logger.dart';

import 'package:just_audio/just_audio.dart';

void main() => runApp(const MyApp());

class MyApp extends StatefulWidget {
const MyApp({Key? key}) : super(key: key);

@override
State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
@override
Widget build(BuildContext context) {
return const MaterialApp(
home: HomePage(),
);
}
}

class HomePage extends StatefulWidget {
const HomePage({Key? key}) : super(key: key);

@override
State<HomePage> createState() => _HomePageState();
}

class _HomePageState extends State<HomePage> {
late AudioPlayer _audioPlayer;
final logger = Logger();

late AudioInput _currentInput = const AudioInput("unknown", 0);
late List<AudioInput> _availableInputs = [];
bool isSpeaker = true;

@override
void initState() {
_audioPlayer = AudioPlayer();
_audioPlayer
.setAudioSource(AudioSource.uri(
Uri.parse('asset:///assets/Sunflower.mp3'),
))
.catchError((error) {
print("An error occured $error");
});
_audioPlayer.play();

init();
super.initState();
}

Future<void> init() async {
FlutterAudioOutput.setListener(() async {
logger.d("-----changed-------");
await _getInput();
setState(() {});
});

await _getInput();
if (!mounted) return;
setState(() {});
}

_getInput() async {
_currentInput = await FlutterAudioOutput.getCurrentOutput();
logger.w("current:$_currentInput");
_availableInputs = await FlutterAudioOutput.getAvailableInputs();
logger.w("available $_availableInputs");
}

@override
Widget build(BuildContext context) {
return Scaffold(
body: SafeArea(
child: Padding(
padding: const EdgeInsets.all(10),
child: Column(
children: <Widget>[
Text(
"current output:${_currentInput.name} ${_currentInput.port}",
),
Divider(),
Expanded(
child: ListView.builder(
itemBuilder: (_, index) {
AudioInput input = _availableInputs[index];
return Row(
children: <Widget>[
Expanded(child: Text(input.name)),
Expanded(child: Text("${input.port}")),
],
);
},
itemCount: _availableInputs.length,
),
),
Container(
height: 400,
child: Row(
children: [
IconButton(
onPressed: () {
_audioPlayer.pause();
},
icon: Icon(Icons.pause_circle),
),
IconButton(
onPressed: () {
_audioPlayer.play();
},
icon: Icon(Icons.play_circle),
),
IconButton(
onPressed: () async {
await _getInput();
if (_currentInput.port == AudioPort.speaker) {
isSpeaker =
await FlutterAudioOutput.changeToReceiver();
setState(() {
isSpeaker = false;
});
print("change to Receiver :$isSpeaker");
} else {
isSpeaker =
await FlutterAudioOutput.changeToSpeaker();
setState(() {
isSpeaker = true;
});
print("change to Speaker :$isSpeaker");
}
},
icon: isSpeaker == false
? const Icon(
Icons.volume_off,
color: Colors.black,
)
: const Icon(
Icons.volume_up,
color: Colors.black,
),
),
],
),
)
],
),
),
),
);
}
}
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License

For personal and professional use. You cannot resell or redistribute these repositories in their original state.

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