我正在尝试使用视频播放器库在颤振应用程序中播放 vimeo 视频。
我遵循了为 video_player 给出的示例。当我启动屏幕和我的 android 模拟器时，我得到以下异常抛出......
I/ExoPlayerImpl( 8462): Release 1ac4175 [ExoPlayerLib/2.12.1] [generic_x86_64, Android SDK built for x86_64, Google, 28] [goog.exo.core]
I/ExoPlayerImpl( 8462): Init b7aeab8 [ExoPlayerLib/2.12.1] [generic_x86_64, Android SDK built for x86_64, Google, 28]
E/ExoPlayerImplInternal( 8462): Playback error
E/ExoPlayerImplInternal( 8462): com.google.android.exoplayer2.ExoPlaybackException: Source error
E/ExoPlayerImplInternal( 8462): at com.google.android.exoplayer2.ExoPlayerImplInternal.handleMessage(ExoPlayerImplInternal.java:554)
E/ExoPlayerImplInternal( 8462): at android.os.Handler.dispatchMessage(Handler.java:102)
E/ExoPlayerImplInternal( 8462): at android.os.Looper.loop(Looper.java:193)
E/ExoPlayerImplInternal( 8462): at android.os.HandlerThread.run(HandlerThread.java:65)
E/ExoPlayerImplInternal( 8462): Caused by: com.google.android.exoplayer2.source.UnrecognizedInputFormatException: None of the available extractors (FlvExtractor, FlacExtractor, WavExtractor, FragmentedMp4Extractor, Mp4Extractor, AmrExtractor, PsExtractor, OggExtractor, TsExtractor, MatroskaExtractor, AdtsExtractor, Ac3Extractor, Ac4Extractor, Mp3Extractor) could read the stream.
E/ExoPlayerImplInternal( 8462): at com.google.android.exoplayer2.source.BundledExtractorsAdapter.init(BundledExtractorsAdapter.java:92)
E/ExoPlayerImplInternal( 8462): at com.google.android.exoplayer2.source.ProgressiveMediaPeriod$ExtractingLoadable.load(ProgressiveMediaPeriod.java:1024)
E/ExoPlayerImplInternal( 8462): at com.google.android.exoplayer2.upstream.Loader$LoadTask.run(Loader.java:415)
E/ExoPlayerImplInternal( 8462): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
E/ExoPlayerImplInternal( 8462): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
E/ExoPlayerImplInternal( 8462): at java.lang.Thread.run(Thread.java:764)
我的代码如下...
import 'package:flutter/material.dart';
import 'package:sidekicktool/values.dart';
import 'package:video_player/video_player.dart';
class HomeScreen extends StatefulWidget {
HomeScreen({Key key}) : super(key: key);
@override
_HomeScreenState createState() => _HomeScreenState();
}
class _HomeScreenState extends State<HomeScreen> {
final _key = UniqueKey();
VideoPlayerController _controller;
@override
void initState() {
super.initState();
_controller = VideoPlayerController.network(
'https://vimeo.com/476379279')
..initialize().then((_) {
// Ensure the first frame is shown after the video is initialized, even before the play button has been pressed.
setState(() {});
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.Background,
appBar: AppBar(
centerTitle: true,
backgroundColor: Colors.Primary,
title: Text(
'HOME',
style:Styles.ButtonTextStyle.copyWith(color: Colors.PrimaryContrast)
)
),
body: Center(
child: _controller.value.initialized
? AspectRatio(
aspectRatio: _controller.value.aspectRatio,
child: VideoPlayer(_controller),
)
: Container(),
),
floatingActionButton: FloatingActionButton(
onPressed: () {
setState(() {
_controller.value.isPlaying
? _controller.pause()
: _controller.play();
});
},
child: Icon(
_controller.value.isPlaying ? Icons.pause : Icons.play_arrow,
)
)
);
}
}