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Bring New Life to Old Photos: Advanced Damage Repair and Super-Resolution

CN
ComfyUI.org
2025-06-18 13:44:27

1. Workflow Overview

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This workflow specializes in old photo restoration and enhancement, featuring:

  • Damage repair: Fix cracks, scratches, and fading.

  • AI colorization: Convert B&W photos to color.

  • Super-resolution: Recover details from low-quality scans.

  • Prompt-based control: Customize styles (e.g., "vintage grain" or "modern HD").

2. Core Models & Tech

Component/Model

Function

FluxKontextPro

Core restoration model (damage repair + color correction).

LibLibTranslate

Auto-translates prompts (e.g., Chinese → English).

Image Comparer

Side-by-side comparison tool (slider mode).

3. Key Nodes & Installation

Node Name

Function

Installation

FluxKontextProImageNode

Main restoration/colorization node.

Requires Flux-Kontext plugin.

LibLibTranslate

Translates user prompts.

Via ComfyUI Manager.

Image Comparer

Visual comparison of results.

Install rgthree extension.

Dependencies:

  • Download Flux-Kontext models to models/flux_kontext/.

  • Recommended VRAM ≥6GB (≥8GB for high-res photos).

4. Workflow Structure

  1. Input Group:

    • Upload old photo (e.g., WeChat screenshot.png).

    • Enter prompts (e.g., "correct colors, enhance sharpness").

  2. Processing Group:

    • FluxKontextPro: Executes repair (default 3 steps).

    • Aspect Ratio: Matches original dimensions (e.g., 3:4).

  3. Output Group:

    • Preview restored image (PreviewImage).

    • Generate comparison (Image Comparer).

5. Inputs & Outputs

  • Inputs:

    • Required: 1 old photo (e.g., WeChat_20250604.png).

    • Optional: Custom prompts, seed (e.g., 1103634540819029), aspect ratio.

  • Outputs:

    • Restored HD image (original dimensions preserved).

    • Comparison slider (before/after).

6. Notes

  1. Quality Tips:

    • For complex damage, use detailed prompts (e.g., "repair torn edges + fill missing forehead").

    • Colorize B&W photos with terms like "natural skin tones" or "1950s palette".

  2. Hardware:

    • Use RTX 3060+ for resolutions >2000px.

  3. Troubleshooting:

    • Color shifts: Add prompts like "preserve original white balance".

    • Over-sharpening: Reduce FluxKontextPro steps (default: 3).

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