// Extracts thumbnails from video URLs. Use when publishing video content that requires a cover image, when the user does not provide a cover/thumbnail, or before publishing to platforms that require cover images (Kwai, Bilibili, YouTube). 提取封面、视频封面、生成封面、缩略图提取、视频缩略图、截取封面。
为指定服务维护产品文档与代码的同步。文档不存在时以 OpenAPI 规范为基础从头生成；文档已存在时根据 git diff 更新受影响章节，并刷新最后更新时间和代码基准 hash。
Analyzes video content and extracts highlights. Use when user wants to analyze video, extract highlights, create video summary, generate video keywords, understand video content, find best moments, create trailer, extract exciting clips, get video insights, or identify viral moments. 视频分析、提取精彩片段、视频摘要、视频理解、精彩集锦、视频关键词、剪辑精华、内容分析、热门片段。
Combines multiple videos/images into a single video with optional background audio. Use when user wants to merge clips, concatenate videos, create slideshow from images, stitch videos together, combine media files, add background music to video, mix video with audio, create video montage, or join multiple video segments. 合并视频、拼接视频、图片合成视频、添加背景音乐、视频拼接、多图生成视频、视频混剪、素材合成。
Downloads and extracts content from social media platforms. Use when user wants to crawl, download, or extract videos/content from Bilibili, YouTube, TikTok, Douyin, Instagram, Twitter, Xiaohongshu. 下载视频、抓取视频、爬取内容、提取视频、下载B站视频、下载抖音视频、下载YouTube视频、视频采集。
Image editing using Sharp. Supports compositing (QR codes, logos, watermarks), resizing, cropping, rotating, flipping, brightness/contrast/saturation adjustment, blur, sharpen. 图片编辑、图片合成、添加二维码、添加Logo、添加水印、图片缩放、图片裁剪、图片旋转、图片翻转、亮度对比度饱和度调整、模糊、锐化。
Video editing using Volcengine Track structure. Supports cutting, trimming, adding text, stickers, audio, filters, effects, transitions, multi-clip compositions, speed adjustment, watermark removal. 视频剪辑、裁剪视频、添加文字、添加水印、添加音频、视频滤镜、视频特效、视频转场、多片段拼接、调整速度、去水印。
| name | extracting-thumbnails |
| description | Extracts thumbnails from video URLs. Use when publishing video content that requires a cover image, when the user does not provide a cover/thumbnail, or before publishing to platforms that require cover images (Kwai, Bilibili, YouTube). 提取封面、视频封面、生成封面、缩略图提取、视频缩略图、截取封面。 |
Extracts thumbnails from video URLs for use as cover images.
Use this skill when:
| Platform | Cover Required | Notes |
|---|---|---|
| Kwai | Yes | Mandatory for all videos |
| Bilibili | Recommended | Improves click-through rate |
| YouTube | Recommended | Custom thumbnails increase views |
| TikTok | Optional | Auto-generated if not provided |
| Optional | Recommended for better display |
Determine if the target platform requires a cover image.
Call createThumbnailTask with video URL.
getThumbnailTaskStatus to check progressOn success, return the thumbnail URL for use as coverUrl.
User wants to publish video to Kwai without cover
1. createThumbnailTask:
- url: "https://example.com/video.mp4"
2. Wait 15 seconds
3. Poll getThumbnailTaskStatus until success
4. Use returned thumbnail URL as coverUrl
5. Proceed with publishPostToKwai
1. User provides video URL, title, description
2. Check if coverUrl is provided
3. If no coverUrl:
a. createThumbnailTask with videoUrl
b. Poll getThumbnailTaskStatus
c. Use returned thumbnail as coverUrl
4. Proceed with publishing
| Status | Description |
|---|---|
| pending | Task created, waiting to start |
| processing | Task is actively extracting thumbnail |
| success | Thumbnail extracted successfully |
| failed | Task failed with error |