flutter_live 1.0.8 flutter_live: ^1.0.8 copied to clipboard
Live streaming player, iOS+Android, RTMP/HTTP-FLV/HLS/WebRTC, by Flutter+SRS.
import 'dart:io';
import 'package:flutter/material.dart';
import 'package:package_info/package_info.dart';
import 'package:flutter_live/flutter_live.dart';
import 'package:fijkplayer/fijkplayer.dart';
void main() {
runApp(MaterialApp(
debugShowCheckedModeBanner: false,
home: Home(),
));
}
class Home extends StatefulWidget {
@override
State createState() => _HomeState();
}
class _HomeState extends State<Home> {
String _url; // The final url, should equals to controller.text
PackageInfo _info = PackageInfo(version: '0.0.0', buildNumber: '0');
final TextEditingController _controller = TextEditingController();
@override
void initState() {
super.initState();
_controller.text = _url;
_controller.addListener(onUserEditUrl);
PackageInfo.fromPlatform().then((info) {
setState(() { _info = info; });
}).catchError((e){
print('platform error $e');
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('SRS: Flutter Live Streaming'),
),
body: Column(children: [
UrlInputDisplay(_controller),
DemoUrlsDisplay(_url, onUseSelectedUrl),
ControlDisplay((){ this.startPlay(context); }),
PlatformDisplay(this._info),
]),
);
}
@override
void dispose() {
super.dispose();
_controller.dispose();
}
void onUserEditUrl() {
print('user edit event url=$_url, text=${_controller.text}');
if (_url != _controller.text) {
setState(() { _url = _controller.text; });
}
}
void onUseSelectedUrl(String v) {
print('user select $v, url=$_url, text=${_controller.text}');
if (_url != v) {
setState(() { _controller.text = _url = v; });
}
}
void startPlay(BuildContext context) {
Navigator.push(context, MaterialPageRoute(builder: (context) {
return VideoPlayer(_url);
}));
}
}
class ControlDisplay extends StatelessWidget {
final VoidCallback _onPlayUrl;
ControlDisplay(this._onPlayUrl);
@override
Widget build(BuildContext context) {
return Row(
mainAxisAlignment: MainAxisAlignment.end,
children: [
RaisedButton(child: Text('Play'), onPressed: _onPlayUrl),
Container(width: 10)
],
);
}
}
class DemoUrlsDisplay extends StatelessWidget {
final String _url;
final ValueChanged<String> _onUrlChanged;
DemoUrlsDisplay(this._url, this._onUrlChanged);
@override
Widget build(BuildContext context) {
return Column(children: [
ListTile(
title: Text('RTMP ${FlutterLive.rtmp}'), onTap: () { _onUrlChanged(FlutterLive.rtmp); },
leading: Radio(value: FlutterLive.rtmp, groupValue: _url, onChanged: _onUrlChanged)
),
ListTile(
title: Text('HLS ${FlutterLive.hls}'), onTap: () { _onUrlChanged(FlutterLive.hls); },
leading: Radio(value: FlutterLive.hls, groupValue: _url, onChanged: _onUrlChanged)
),
ListTile(
title: Text('HTTP-FLV ${FlutterLive.flv}'), onTap: () { _onUrlChanged(FlutterLive.flv); },
leading: Radio(value: FlutterLive.flv, groupValue: _url, onChanged: _onUrlChanged)
),
ListTile(
title: Text('HTTPS-FLV ${FlutterLive.flvs}'), onTap: () { _onUrlChanged(FlutterLive.flvs); },
leading: Radio(value: FlutterLive.flvs, groupValue: _url, onChanged: _onUrlChanged)
),
ListTile(
title: Text('HTTPS-HLS ${FlutterLive.hlss}'), onTap: () { _onUrlChanged(FlutterLive.hlss); },
leading: Radio(value: FlutterLive.hlss, groupValue: _url, onChanged: _onUrlChanged)
),
]);
}
}
class UrlInputDisplay extends StatelessWidget {
final TextEditingController _controller;
UrlInputDisplay(this._controller);
@override
Widget build(BuildContext context) {
return Container(
child: TextField(controller: _controller, autofocus: false),
padding: EdgeInsets.fromLTRB(5, 0, 5, 0),
);
}
}
class PlatformDisplay extends StatelessWidget {
final PackageInfo _info;
PlatformDisplay(this._info);
@override
Widget build(BuildContext context) {
return Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text('SRS/v${_info.version}+${_info.buildNumber}')
],
);
}
}
class VideoPlayer extends StatefulWidget {
final String _url;
VideoPlayer(this._url);
@override
_VideoPlayerState createState() => _VideoPlayerState();
}
class _VideoPlayerState extends State<VideoPlayer> {
final FijkPlayer player = FijkPlayer();
@override
void initState() {
super.initState();
player.setOption(FijkOption.playerCategory, "mediacodec-all-videos", 1);
startPlay();
}
void startPlay() async {
print('Start play ${widget._url}');
await player.setOption(FijkOption.hostCategory, "request-screen-on", 1);
await player.setOption(FijkOption.hostCategory, "request-audio-focus", 1);
// Live low-latency: https://www.jianshu.com/p/d6a5d8756eec
// For all options, read https://github.com/Bilibili/ijkplayer/blob/master/ijkmedia/ijkplayer/ff_ffplay_options.h
await player.setOption(FijkOption.formatCategory, "probesize", 16 * 1024); // in bytes
await player.setOption(FijkOption.formatCategory, "analyzeduration", 100 * 1000); // in us
await player.setOption(FijkOption.playerCategory, "packet-buffering", 0); // 0, no buffer.
await player.setOption(FijkOption.playerCategory, "max_cached_duration", 800); // in ms
await player.setOption(FijkOption.playerCategory, "max-buffer-size", 32 * 1024); // in bytes
await player.setOption(FijkOption.playerCategory, "infbuf", 1); // 1 for realtime.
await player.setOption(FijkOption.playerCategory, "min-frames", 1); // in frames
await player.setDataSource(widget._url, autoPlay: true).catchError((e) {
print("setDataSource error: $e");
});
player.enterFullScreen();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: Text('SRS Live Streaming')),
body: FijkView(player: player, panelBuilder: fijkPanel2Builder(), fsFit: FijkFit.fill)
);
}
@override
void dispose() {
super.dispose();
player.release();
}
}