jleechan-skills 是做什麼的？
mp4-caption-burn：將時間軸字幕燒錄到 MP4 影片中，適用於 Reels/Shorts 的靜音自動播放。
將時間軸字幕燒錄到 MP4 影片中，適用於 Reels/Shorts 的靜音自動播放。
這個技能專注於將時間軸字幕（例如 SRT 或 VTT 格式）直接燒錄到 MP4 影片中，特別為短影音平台（如 Instagram Reels、YouTube Shorts）的靜音自動播放情境所設計。它能讓字幕永久嵌入影片畫面，確保在無聲音環境下仍能傳達內容，避免依賴平台的自動字幕功能。支援常見的字幕格式與 FFmpeg 等工具，操作簡潔，適合內容創作者或開發者批次處理影片。透過解析字幕時間碼與文字，自動合成至影片底部或指定位置，大幅提升觀看體驗。
npx skills add https://github.com/jleechanorg/jleechan-skills/tree/main/hermes/skills/media/mp4-caption-burnmp4-caption-burn：將時間軸字幕燒錄到 MP4 影片中，適用於 Reels/Shorts 的靜音自動播放。
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