[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fn5rde3xh3bwv":3},{"code":4,"message":5,"data":6,"timestamp":65},10000,"success",{"full_name":7,"position":8,"description":9,"language":10,"stars":11,"forks":12,"stars_gained":13,"age_days":14,"hn_threads":15,"one_liner":45,"summary_md":46,"topic":47,"github_topics":50,"license":61,"homepage":62,"updated_at":63,"history":64},"mifi\u002Flossless-cut",15,"The swiss army knife of lossless video\u002Faudio editing","TypeScript",45183,2272,545,3646,[16,22,28,34,40],{"id":17,"title":18,"points":19,"comments":20,"posted_at":21},40829494,"LosslessCut: The Swiss army knife of lossless video\u002Faudio editing",417,74,"2024-06-29",{"id":23,"title":24,"points":25,"comments":26,"posted_at":27},12885585,"Show HN: LosslessCut – Cross-platform GUI tool for fast, lossless video cutting",98,33,"2016-11-06",{"id":29,"title":30,"points":31,"comments":32,"posted_at":33},24883030,"Lossless-cut: The swiss army knife of lossless video\u002Faudio editing",44,10,"2020-10-25",{"id":35,"title":36,"points":37,"comments":38,"posted_at":39},22026412,"LosslessCut – Save space by quickly and losslessly trimming video files",3,1,"2020-01-12",{"id":41,"title":42,"points":37,"comments":43,"posted_at":44},36149888,"Lossless-cut: The Swiss army knife of lossless video\u002Faudio editing",0,"2023-06-01","给不想学 FFmpeg 命令行的人用的剪辑 GUI：不重新编码，直接切出视频音频片段。","## 解决什么问题\n\n从 GoPro、无人机或录屏文件里剪出一小段，常规做法是丢进时间线剪辑软件，结果整段重新编码：慢、掉画质，而且你只是想去掉那 90% 的废片。LosslessCut 把 FFmpeg 包成桌面 GUI，设好入点出点后只写出保留的片段，压缩流直接拷贝，不重新编码。\n\n## 有什么不同\n\n常见替代是完整 NLE（Premiere、DaVinci Resolve、Kdenlive）或者手写 FFmpeg 命令。NLE 能做合成和特效，代价是重编码和沉重的工程模型；裸 FFmpeg 快而精确，但命令行门槛高。LosslessCut 卡在中间：一个带分段标记的播放器，底层是 stream copy。真正拉开差距的是 remux 与轨道操作（换容器、增删或提取音轨字幕轨而不重编码），以及围绕分段的元数据层——章节、CSV\u002FEDL 导入导出，还有可脚本化的 CLI 和 HTTP API。\n\n## 适合谁\n\n适合手里有大量原始素材、需要快速粗剪的人：摄像、无人机和运动相机用户，只想抽音频的播客制作者，需要转封装容器的归档人员。不想记 FFmpeg 参数但又需要无损操作的开发者同样受益。如果你要转场、调色、多轨合成，或者在长 GOP 编码上要帧级精确剪切，就别用它——stream copy 只能在关键帧切，切点并不精确，帧级编辑得回到真正的剪辑软件加一次重编码。\n\n## 上手成本\n\n下载 macOS、Windows 或 Linux 的桌面版即可；README 只认可自家发布渠道和应用商店版本，并明确 Flathub 是非官方维护。Raspberry Pi armv7l 版本不含 FFmpeg。播放依赖 Chromium 的 HTML5 播放器，其他格式回退到 FFmpeg 辅助播放，所以冷门编码可能预览不畅——但导出仍是无损的。协议是 GPL-2.0：个人和内部使用没问题，若打算商业打包分发则构成限制。README 本质上是功能与下载页，故障排查、已知限制和系统要求都在外部文档站，动手前建议先看。\n\n## 点评\n\n这不是蹭热度的新项目：2016 年创建，约 4.5 万 star，2024 年 Hacker News 上有 417 分的讨论帖，2026 年 10 月还在 TypeScript 周榜上拿到约 526 个 star。这种长寿命加上持续关注度，说明它是稳定、边界清晰的工具而非一时流行。主要风险是单人维护，这一点要和它的成熟度一起权衡。如果你的工作是剪切和转封装而不是剪辑，它几乎零成本地省掉大量麻烦；如果你要做的是真正的剪辑，那它就不对路。",{"slug":48,"name":49},"media","多媒体与设计",[51,52,53,54,55,56,57,58,59,60],"codec","cut","editor","ffmpeg","lossless","losslesscut","player","video","video-editor","video-files","GPL-2.0","https:\u002F\u002Flosslesscut.app\u002F","2026-10-24T21:05:34Z",[],1792890830]