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remove-bg

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图片去背景 / 抠图 / 换背景：用 AI 语义分割把主体从背景抠出，输出透明 PNG，或直接换成纯色（电商白底）/ 新场景背景。无需绿幕。当用户说 去背景、抠图、抠图换背景、去掉背景、透明背景、白底图、换背景、抠人像、抠产品、扣图、KO图、商品白底 时使用。基于 shared/scripts/remove_bg.py（rembg u2net）。与 green-screen 区别：green-screen 处理绿幕视频，本 SKILL 处理任意图片；与 ecom-details-image 区别：那个出电商视觉方案，本 SKILL 只做抠图。

skills/builtin/remove-bg/SKILL.md

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Network or broad shell
Last checked
Nov 9, 2026

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Repository last updated
Nov 9, 2026
License
Apache-2.0

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# 图片去背景 / 抠图换背景

> 用 rembg（AI 语义分割）把主体抠出，输出透明 PNG 或换新背景。无需绿幕。全部走
> `skills/shared/scripts/remove_bg.py`。

> 绿幕**视频**抠像见 **green-screen**；电商视觉方案见 **ecom-details-image**；
> 常规缩放/裁切/水印见 **image-editing**。

## 前置

首次运行自动下载模型（~4-170MB，视模型而定），需外网代理（脚本读 `EASEL_PROXY`/`http(s)_proxy`，未设则直连）。先自检：
```bash
python skills/shared/scripts/remove_bg.py check
```
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