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pillow-imaging

Automate image processing tasks with Pillow for batch resizing and watermarking.

Updated Feb 26, 2026
Search Tags:#image processing#thumbnail#watermark#pillow#compositing#batch resize
One-click install
npx skills add https://github.com/Umbral-Bot/umbral-agent-stack --skill pillow-imaging
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: pillow-imaging
Source: https://github.com/Umbral-Bot/umbral-agent-stack/tree/main/openclaw/workspace-templates/skills/pillow-imaging
Command: npx skills add https://github.com/Umbral-Bot/umbral-agent-stack --skill pillow-imaging

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires Pillow, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill automates repetitive image processing tasks, saving significant time and effort in preparing visual assets for various applications.

Core Features & Use Cases

  • Batch Resizing: Efficiently resize multiple images to a specified width while maintaining aspect ratio.
  • Watermarking: Apply logos or watermarks to images for branding or protection.
  • Thumbnail Generation: Create automatic thumbnails for web or catalog use.
  • Compositing: Combine renders with presentation templates.
  • Use Case: Prepare a batch of project renders for client delivery by resizing them to a standard width and adding a company watermark.

Quick Start

Use the pillow-imaging skill to batch resize all images in the 'renders/originales' folder to a maximum width of 1920 pixels and save them in the 'renders/entrega_cliente' folder.

Frequently Asked Questions about pillow-imaging

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I batch resize images and apply a watermark for client delivery?▼

Batch resize images to a specified width while maintaining aspect ratio and apply a watermark. This prepares project renders for client delivery by standardizing dimensions and adding branding.

Can I use Python Pillow to generate thumbnails and convert formats like JPEG and PNG?▼

Yes, you can generate thumbnails and convert formats like JPEG, PNG, and TIFF using Python Pillow. It handles color modes like RGB and RGBA during conversion for web or catalog visual assets.

Does Python Pillow support RGBA color mode for compositing presentation templates?▼

Python Pillow supports RGBA color mode for compositing images. You can combine renders with presentation templates by handling specific color modes like RGB and RGBA during the compositing process.

What is the best way to automate image cropping and filtering tasks in Python?▼

Automate image cropping and applying filters using the Pillow library in Python. This approach automates repetitive image processing and manipulation tasks, saving significant time preparing visual assets.

Why does my batch resize script drop the alpha channel when processing PNG images?▼

Batch resizing PNG images might drop the alpha channel if the color mode is not handled correctly. The Pillow library provides specific handling for color modes like RGB and RGBA to preserve transparency.

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