Download a YouTube video, convert to MP4 if needed, build bilingual English/Chinese subtitles, audit completeness, and export softsub + hardcode MP4 deliverables. Includes fallback paths when YouTube auto-captions are partial or Chinese caption download is rate-limited, and notes a hardcode duration
Download a YouTube video, convert to MP4 if needed, build bilingual English/Chinese subtitles, audit completeness, and export softsub + hardcode MP4 deliverables. Includes fallback paths when YouTube auto-captions are partial or Chinese caption download is rate-limited, and notes a hardcode duration drift fix.