MemRelay/projects/280dd2a0-d23d-4a71-91e1-dce4353163be/下载 fMP4 时要带上 init.mp4.md

title, type, permalink, stable_id, scope, memory_type, project_id, usage_profile_id, status, revision, request_id, created_at, updated_at, tags

title	type	permalink	stable_id	scope	memory_type	project_id	usage_profile_id	status	revision	request_id	created_at	updated_at	tags
下载 fMP4 时要带上 init.mp4	experience	main/projects/280dd2a0-d23d-4a71-91e1-dce4353163be/下载-f-mp4-时要带上-init.mp4	39637cf5-8f58-487f-aea2-6a11244396d3	project	experience	280dd2a0-d23d-4a71-91e1-dce4353163be	0c9feb46-d06e-43cd-9ef0-c5813c84a998	active	1	rapt-hls-init-mp4-20260927	2026-09-27T07:11:47.412845+00:00	2026-09-27T07:11:47.412845+00:00	downloads hls

fMP4 播放列表的 init.mp4 写在 #EXT-X-MAP:URI 里，不在分片行上。下载若只保存非注释行，ffmpeg 转 MP4 会报 Opening init.mp4 / video1.m4s No such file or directory。localize_media 会把 MAP 和 EXT-X-KEY 的 URI 一并下载，并改写成本地文件名。失败的那一集要在重启桌面端后继续下载才会走新逻辑。