skillhub 是做什麼的？
使用 FFmpeg 從本地影片中提取第一幀、指定時間戳記或基於零的幀索引的單一畫面。
使用 FFmpeg 從本地影片中提取第一幀、指定時間戳記或基於零的幀索引的單一畫面。
這個技能允許開發者或 AI 代理從本地影片檔案中提取單一畫面。它支援三種提取模式：提取第一幀、根據時間戳記（例如 '00:01:30'）或根據以零為基礎的幀索引（例如 45）來提取。此技能依賴於 FFmpeg，因此必須在系統上安裝並可存取 FFmpeg。透過提供明確的影片路徑和所需的提取參數，使用者可以獲得高品質的幀輸出，這對影片處理、縮圖產生或電腦視覺等工作流程非常有用。該技能與支援 SKILL.md 規範的 AI 代理平台相容，例如 Claude Code、Cursor 或 Codex。
npx skills add https://github.com/iflytek/skillhub/tree/main/builtin-skills/skills/video-frames使用 FFmpeg 從本地影片中提取第一幀、指定時間戳記或基於零的幀索引的單一畫面。
Extract frames or short clips from videos using ffmpeg.
Summarize or transcribe URLs, YouTube/videos, podcasts, articles, transcripts, PDFs, and local files.
Use when testing, fixing, or extending the OpenClaw Control UI GUI with Vitest + Playwright end-to-end checks, mocked Gateway WebSocket flows, mocked dashboard runs, screenshots/videos, or agent-verifiable browser proof.
Obra superpowers agent skills.
See, Understand, Act on video and audio. See- ingest from local files, URLs, RTSP/live feeds, or live record desktop; return realtime context and playable stream links. Understand- extract frames, build visual/semantic/temporal indexes, and search moments with timestamps and auto-clips. Act- transcode and normalize (codec, fps, resolution, aspect ratio), perform timeline edits (subtitles, text/image overlays, branding, audio overlays, dubbing, translation), generate media assets (image, audio...
End-to-end marketing campaign planning and execution. Covers audience research, positioning, campaign angle definition, landing page copy, email sequences, social posts, ad copy, short-form video scripts, and content calendars. Use as the orchestration layer for multi-channel product launches. Use when planning or executing a multi-channel product launch, or producing landing page, email, social, or ad copy.