spritesheet SKILL.md skillA

spritesheet from zrong/skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add zrong/skills/spritesheet@git:20260616.3b7a752

Pins git:20260616.3b7a752 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
zrong/skills
Path
spritesheet/SKILL.md
Versions recorded
5
Latest version
git:20260616.3b7a752, committed Jun 16, 2026
First version recorded
Jun 15, 2026
Size
5,109 bytes
Repository stars
13
License
none declared

从视频中提取帧生成 spritesheet 和独立透明 PNG。当用户说"制作 spritesheet"、"视频转精灵图"、"提取动画帧"、"sprite sheet"、"循环动画"时使用。.

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

# Spritesheet Generator

从视频中提取帧,去背景、对齐、输出透明 PNG 和 spritesheet 动画图,并生成可交互的播放器用于验证效果。

## 使用场景

- 用户需要从视频中提取动画帧制作 spritesheet
- 用户需要生成游戏用的精灵图(sprite animation)
- 用户需要制作循环动画并验证效果
- 用户有绿幕/蓝幕/白幕视频,需要抠图提取主体

> 详细抠图与裁剪流程(每步输入/输出、算子参数、设计意图)见 [references/pipeline.md](references/pipeline.md)。

## 工作流程

1. **确认视频来源**:获取用户提供的视频路径。
2. **确认需求**:帧数、画布尺寸、背景色类型等。如果 `$ARGUMENTS` 非空,解析其中的参数。
3. **执行处理**:运行脚本:

```bash
cd scripts && uv run spritesheet.py --video <视频路径> [选项]
```

### 参数

| 参数 | 默认值 | 说明 |
|------|--------|------|
| `--video` | (必填*) | 视频文件路径(*`--repack-dir` 模式可不填) |
| `--frames` | `8` | 提取帧数 |
| `--cols` | `4` | spritesheet 列数 |
| `--bg-color` | `auto` | 背景色: `auto` / `green` / `blue` / `white` / `black` |
| `--loop-start` | `None` | 手动指定循环起始帧(最高优先级,需与 `--loop-end` 同时给) |
| `--loop-end` | `None` | 手动指定循环结束帧 |
| `--from-frame-zero` | 关闭 | 强制循环包含第 0 帧(旧 CV 帧差法,回退用) |
| `--output-dir` | 视频同目录 | 输出目录;未指定时自动创建 `[视频名]-[w]x[h]-[N]f` |
| `--analyze` | 关闭 | 诊断模式:输出 `.analysis.json`,不生成 spritesheet |
| `--txt` | 关闭 | 配合 `--analyze` 打印 ASCII 摘要 |
| `--repack-dir` | `None` | 重打包模式:指定已有输出目录重新组合帧(与视频管线互斥) |
| `--drop-frames` | `None` | 重打包删除帧(1-based,如 `15,16` 或 `15-16`) |
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add zrong/skills/spritesheet@sha256:1c929e4758a78215

The line at the top of this page pins the label git:20260616.3b7a752, 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_dyll65cnd2wtsh4c.svg)](https://markdownregistry.com/a/art_dyll65cnd2wtsh4c)

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

Versions

The registry has recorded 5 versions of this file, between Jun 15, 2026 and Jun 16, 2026, more than one a day.

versioncommittedcommitsizeaudit
git:20260616.3b7a752 latest2026-06-16 3b7a752 5,109 BA view · diff
git:20260616.a7c3d0a2026-06-16 a7c3d0a 5,756 BA view · diff
git:20260616.b3129762026-06-16 b312976 3,897 BA view · diff
git:20260616.b6c19ce2026-06-16 b6c19ce 4,169 BA view · diff
git:20260615.8e06f332026-06-15 8e06f33 3,599 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 (5109 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

zrong/skills · 13 stars · license none declared · pushed 2026-10-29 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_dyll65cnd2wtsh4c
GET https://markdownregistry.com/api/v1/resolve?ref=zrong/skills/spritesheet
GET https://markdownregistry.com/api/v1/blob/1c929e4758a78215632785081ae28072501c48ab543bec6b193b88f1845ad877

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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