export-tiktoklisted

# Export TikTok / TikTok 导出 ## When to use / 何时使用 长视频切短，发 TikTok。 Long-form to TikTok-ready clip. ## Inputs / 输入 - `workspace/final/master.mp4`. - `--start` and `--end` (or auto from `mark-chapters` highlight). ## Output / 输出 - `workspace/exports/tiktok.mp4` (1080x1920, ≤ 60s, burned subs). ## Steps / 步骤 1. Trim to `[start,end]`; enforce ≤ 60 s. 2. Smart-crop 9:16 around face. 3. Burn brand subtitles via add-subtitles-burned. 4. Encode H.264 CRF 20, AAC 128 kbps, faststart. ## Examples / 示例 ``` claude run export-tiktok --start 00:02:10 --end 00:03:05 ``` ## Failure recovery / 失败回退 - If duration > 60 s after trim, abort with hint. - If subs not available, skip burn and continue.