更新 - #229
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DecoTV v1.2.0 - 性能与部署体验升级
- 引入 hls-utils.ts，用于处理 HLS 播放类型、策略及 URL 验证 - 实现 playback-resolver.ts，以结合健康检查与代理策略解析出可播放的 URL - 创建 source-quality-store.ts，用于管理视频源质量指标并跟踪播放成功/失败状态 - 开发 stream-health.ts，用于对播放流进行健康检查，包括 Manifest 索引文件和分片验证
- 在 PlaybackHealthResult 中新增详细吞吐量指标字段，包括 firstByteMs、sampleBytes、sampleDurationMs 和 throughputKbps - 改进 unwrapDecoProxyUrl 函数以递归解包 URL，并捕获 originalUrl 和 proxyRoute 等额外元数据 - 增强 scorePlaybackHealth 函数，将吞吐量指标纳入播放评分逻辑，以确保更准确地评估播放健康度 - 更新 resolvePlayableUrl 以保留原始 URL 和解包后的 URL 用于诊断目的 - 引入 detectRuntimeTarget 函数以识别运行环境（vercel、docker、node、unknown） - 增强 fetchPlaylist 和 testSmallAsset 函数，加入重试逻辑以处理 HTTP 403 错误并收集调试信息 - 在 testSmallAsset 中实现 CORS 检查，以确定跨域可访问性 - 改进基于估算吞吐量和所需带宽选择 HLS 变体的逻辑 - 在代码中添加详细注释，以提升代码的可读性与可维护性
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tognyu |
Author
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tognyi |
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