dbca8811
 吴启风
fix: 修复视频兼容性并增加渲染...
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import 'dart:async';
import 'package:flutter/foundation.dart';
import 'package:video_player/video_player.dart';
import 'package:wow_english/utils/toast_util.dart';
/// Shared timeout and user-visible diagnostics for video_player based screens.
class VideoPlaybackDiagnostics {
static const initializeTimeout = Duration(seconds: 10);
static const commandTimeout = Duration(seconds: 5);
static const bufferingWarningDelay = Duration(seconds: 10);
/// Starts native player disposal while keeping a stuck teardown bounded.
static Future<void> disposeController(
VideoPlayerController controller, {
required String context,
}) async {
try {
await controller.dispose().timeout(commandTimeout);
} catch (error) {
debugPrint('$context播放器释放失败或超时: $error');
}
}
static String messageFor(Object error, {required String stage}) {
final detail = error.toString().toLowerCase();
if (error is TimeoutException) {
if (stage == '视频初始化') return '视频初始化超时，请检查网络或设备解码能力';
if (stage == '播放器配置') return '播放器配置超时，设备可能不支持当前播放参数';
if (stage == '恢复播放进度') return '恢复播放进度超时';
return '$stage超时';
}
if (detail.contains('decoder') ||
detail.contains('codec') ||
detail.contains('mediacodec') ||
detail.contains('acodec')) {
return '视频解码器启动失败，可能是设备兼容性问题';
}
if (detail.contains('http') ||
detail.contains('socket') ||
detail.contains('network') ||
detail.contains('connection') ||
detail.contains('source error') ||
detail.contains('sourceerror')) {
return '视频网络请求失败，请检查网络或视频地址';
}
return '$stage失败，请重试';
}
static void show(String message, {int? videoId}) {
final idSuffix = videoId == null ? '' : '（视频ID: $videoId）';
showToast('$message$idSuffix', duration: const Duration(seconds: 4));
}
}
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