# Vision — Image Processing, Resize, Convert & Watermark

> Resize, crop, convert, and optimize images using ImageMagick. Use when processing photos, converting formats (PNG/WebP), compressing size, or adding watermarks.

- Skill: `bytesagain/vision-image-processing-resize-convert-watermark` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add bytesagain/vision-image-processing-resize-convert-watermark`
- Raw SKILL.md: https://api.skillmd.com/api/skills/bytesagain/vision-image-processing-resize-convert-watermark/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: bytesagain (https://skillmd.com/u/bytesagain)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/bytesagain/vision-image-processing-resize-convert-watermark

---


# vision

Image processing toolkit powered by ImageMagick. 

## Quick Start / 快速开始
Just ask your AI assistant: / 直接告诉 AI 助手：
- "Resize photo.jpg to 800px width" (帮我把 photo.jpg 缩小到 800 宽)
- "Convert this PNG to WebP format" (把这张 PNG 图片转换成 WebP 格式)
- "Add watermark: © 2025 BytesAgain" (给这张图加个水印)

## Commands

### resize
Resize an image.
```bash
bash scripts/script.sh resize --input photo.jpg --width 800
bash scripts/script.sh resize --input photo.jpg --percent 50
```

### convert
Change image formats.
```bash
bash scripts/script.sh convert --input photo.png --to webp
bash scripts/script.sh convert --input photo.jpg --to png
```

### optimize
Compress file size without losing quality.
```bash
bash scripts/script.sh optimize --input photo.jpg --quality 80
```

### watermark
Add text watermark to images.
```bash
bash scripts/script.sh watermark --input photo.jpg --text "© 2025" --position southeast
```

## Requirements
- bash 4+
- ImageMagick (convert, identify)

## Feedback
https://bytesagain.com/feedback/
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