video-screenshot SKILL.md skillA

video-screenshot from cat-xierluo/legal-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add cat-xierluo/legal-skills/video-screenshot@v1.2.0

Pins v1.2.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
cat-xierluo/legal-skills
Path
skills/video-screenshot/SKILL.md
Versions recorded
5
Latest version
v1.2.0, committed Oct 15, 2026
First version recorded
Aug 30, 2026
Size
20,847 bytes
Repository stars
775
License
none declared

视频截图提取、滚动文字提取与证据线索精筛工具。从微信、小红书、网页、会议等录屏中以有界高召回抽取关键帧,控制截图密度并过滤切换中间态;可用本地 OCR 多锚点和无文字图像主体生成不保存原文的证据线索索引,用匿名标注私有语料建立脱敏双路径基线,再提供受预算、封闭类别、非破坏性的分类/概括包,以及只做减法且有覆盖存活门禁的去重审计包。显式滚动文字模式用本地 OCR 与保守正文裁区输出可复制 TXT/Markdown、原OCR和回源;该模式保存原文,与线索索引的隐私口径不同。抽帧、OCR与正文拼接由本地程序执行。触发词:视频截图、录屏截图、聊天记录截图、证据截图、视频证据线索、抽帧去重、关键帧提取、截图太密、过渡帧、切换页、截图审计、滚动文字提取、录屏转文字、转录页面提取。不要用于视频压缩、视频剪辑、法律证明力认定或音频提取。.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# video-screenshot — 视频截图提取与精筛

从录屏中提取可追溯的证据截图。默认先在本地执行时间簇择优、内容增量精筛和高置信加载态过滤;只有当前模型支持图像输入且基础结果仍需精简时,才准备少量多模态审计材料。

按用户要的结果选择入口:

| 目标 | 入口与结果 |
|---|---|
| 截图、证据截图、关键帧精筛 | 下述截图工作流,运行`extract.py`;生成图片与`_report.json`,可继续证据线索或视觉审计 |
| 把录屏页面文字提取为TXT/Markdown | 显式使用`run_scroll.py`;生成原OCR、全页/裁图、正文与回源记录 |

两条流程分别使用自己的输出目录和报告。只有用户需要可复制文字时才启动文字提取;日常截图仍按原截图入口执行。文字结果中的`receipt.json`不能代替证据线索/视觉审计需要的`_report.json`。

## 滚动页面文字提取(显式模式)

用户要求录屏内已有正文的可复制文字时,使用此入口。它会**保存 OCR 原文**、截图和来源路径;先选择私密、仓库外的新目录,与后述不保存原文的证据线索模式区分。

阅读[滚动文字使用说明](references/scroll-text.md):环境准备、命令、参数、错误处理和结果核查。Apple Vision与RapidOCR的实际适配、准备和选择逻辑由`scripts/`实现,reference说明如何调用。统一入口自动找到已准备的运行环境并选择可用后端。

一次明确准备(已有 ffmpeg/ffprobe;Rapid需要已有、与运行进程架构一致的Python 3.10—3.12,Vision需要macOS已有Swift编译器):

```bash
python3 scripts/prepare_ocr.py --engine both --install-deps
```

这条准备命令可从官方PyPI下载Rapid包/模型到Skill专属缓存独立venv,不改全局/user-site。未明确准备时不传`--install-deps`;正常诊断和提取不会安装。非macOS明确准备`--engine rapidocr --install-deps`。没有对应系统组件时报告缺项。

```bash
python3 scripts/run_scroll.py --check-env --deny-network
python3 scripts/run_scroll.py -i /输入/录屏.mp4 -o /私有输出/全新目录 --deny-network
```
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add cat-xierluo/legal-skills/video-screenshot@sha256:9e62c59bd4b589be

The line at the top of this page pins the label v1.2.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_5aa6f463syqsvgkm.svg)](https://markdownregistry.com/a/art_5aa6f463syqsvgkm)

0 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Aug 30, 2026 and Oct 15, 2026, about one every 11 days.

versioncommittedcommitsizeaudit
v1.2.0 latest2026-10-15 bd379c1 20,847 BA view · diff
v1.1.32026-10-15 634fc68 20,847 BA view · diff
v1.1.22026-10-14 8574c4c 20,847 BA view · diff
v0.9.12026-10-13 b5c310e 15,630 BA view · diff
v0.8.22026-08-30 12998b5 14,212 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (20847 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

cat-xierluo/legal-skills · 775 stars · license none declared · pushed 2026-11-01 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_5aa6f463syqsvgkm
GET https://markdownregistry.com/api/v1/resolve?ref=cat-xierluo/legal-skills/video-screenshot
GET https://markdownregistry.com/api/v1/blob/9e62c59bd4b589bef34f60304a90df7961c13b54975ef3aa32267b938de4d01c

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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