video-captions 是做什么的？
Agent skill at skills/video-captions/SKILL.md
添加视频字幕的AI代理技能
这是一个专门用于为视频添加字幕的AI代理技能。它能够自动从视频中提取音频，进行语音识别，并生成同步的字幕文件（如SRT或VTT格式）。该技能支持多种视频格式和语言，适用于内容创作者、教育工作者和开发者。用户只需提供视频文件或链接，即可快速获得高质量的字幕结果。该技能与Claude Code、Cursor等主流AI代理工具兼容，通过清晰的接口简化了字幕生成流程，提升了视频可访问性和搜索优化。
npx skills add https://github.com/katareayush/video-captions/tree/main/skills/video-captionsAgent skill at skills/video-captions/SKILL.md
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.