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tapcanvas-collage-local

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Use local Python Pillow to compose storyboard/role-card collages with per-cell role-name labels. No model call needed.

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How to use this skill

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  1. Open your project in Codex.
  2. Copy the prompt below and paste it into your agent.
  3. Review the proposed files and risks before you approve installation.
Prompt to paste
I want to install this Agent Skill for this project in Codex.

Source SKILL.md: https://github.com/anymouschina/TapCanvas/blob/HEAD/apps/agents-cli/skills/tapcanvas-collage-local/SKILL.md

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First, summarize what it does, its dependencies, license status if identifiable, and any risks. Show the exact files you propose to add under .agents/skills/tapcanvas-collage-local/. Do not write files or run scripts until I approve.

After I approve, install the complete skill folder, including required referenced files, into that project location. Verify it is discoverable, then tell me its actual invocation name and how to use it. Do not claim it is installed until you have verified it.

Copying this prompt does not install or run the skill. Review third-party files before use. Codex skill guide

TapCanvas Local Collage

Use this skill when the task is:

  • merge multiple storyboard frames into one grid image
  • merge role-card images and add role-name labels
  • avoid model-based collage generation

This skill is local-first and deterministic. It does not call any model API.

Prerequisites

  • Python 3.9+
  • Pillow

Install:

python3 -m pip install --upgrade pillow

Script

Path:

skills/tapcanvas-collage-local/scripts/collage.py

Input modes

You can pass image inputs as:

  • local file paths
  • HTTP/HTTPS URLs

Usage examples

  1. 2x2 collage with role labels:
python3 skills/tapcanvas-collage-local/scripts/collage.py \
  --input ./tmp/shot1.png \
  --input ./tmp/shot2.png \
  --input ./tmp/shot3.png \
  --input ./tmp/shot4.png \
  --label "真宫寺唯" \
  --label "萧夜" \
  --label "真宫寺唯" \
  --label "萧夜" \
  --output ./tmp/role-collage.png \
  --grid 2 \
  --cell-size 640 \
  --divider-width 4 \
  --divider-color "#ffffff"
  1. URL inputs, auto grid:
python3 skills/tapcanvas-collage-local/scripts/collage.py \
  --input "https://example.com/a.png" \
  --input "https://example.com/b.png" \
  --input "https://example.com/c.png" \
  --output ./tmp/storyboard-collage.png \
  --grid auto

Behavior

  • Fills each cell with center-crop + resize (stable visual layout).
  • Draws a semi-transparent dark label strip at cell bottom.
  • Draws per-cell label text in white.
  • If labels are fewer than images, remaining cells are unlabeled.
  • If labels are more than images, extra labels are ignored.

Output

  • Default output format: PNG.
  • Ensure output path parent directories exist (script auto-creates).