Preview for IMG2IMG & TXT2IMG Upscaler
IMG2IMG & TXT2IMG Upscaler workflow diagram

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Description

Enhance and upscale AI-generated images with Flux Dev Q8 GGUF, supporting both IMG2IMG and TXT2IMG workflows. This system allows for image transformations, high-quality upscaling, and text-based AI image generation


🎯 Features

  • Dual Workflows – Choose between IMG2IMG for modifying existing images or TXT2IMG for creating from scratch.
  • Advanced Upscaling – Supports models like 4x_NMKD-Siax_200k and 4x-AnimeSharp for crystal-clear results.
  • Customizable Aspect Ratios & Resolutions – Perfectly optimize images for different use cases.
  • FluxGuidance Support – Enables structured and detailed image generation.

πŸ’‘ Use Cases

  • AI Image Upscaling – Improve resolution and details for AI-generated artwork.
  • Photo Enhancement – Refine and upscale photos while preserving details.
  • Concept Art & Design – Generate and refine digital art for creative projects.
  • Game Assets & Anime Art – Produce high-quality assets with style-preserving upscaling.

βš™οΈ How It Works

πŸ–ΌοΈ IMG2IMG Workflow

  1. Upload an Image – Provide a base image for transformation.
  2. Apply Modifications – Use prompts and FluxGuidance to direct the AI.
  3. Run the IMG2IMG Process – Generate a new image based on your input.
  4. Upscale for Higher Quality – Use AI-powered upscalers to refine details.
  5. Compare Before & After – Visualize improvements before saving.

πŸ“ TXT2IMG Workflow

  1. Enter a Prompt – Describe the image you want to create.
  2. Generate Initial Image – AI creates an image from the given text.
  3. First Upscaling Pass – Apply a 2x upscaling model.
  4. Ultra Upscaling – Use a 4x model for the highest quality.
  5. Save the Final Image – Export your fully enhanced image.

Credits: pixaroma

Models

FileDestinationSource
t5-v1_1-xxl-encoder-Q8_0.gguf/ComfyUI/models/clipDownload
clip_l.safetensors/ComfyUI/models/clipDownload
flux1-dev-Q8_0.gguf/ComfyUI/models/unetDownload
ae.safetensors/ComfyUI/models/vaeDownload
4x_NMKD-Siax_200k.pth/ComfyUI/models/upscale_modelsDownload

Nodes

DualCLIPLoaderGGUFKSamplerSaveImageEmptySD3LatentImageUnetLoaderGGUFFluxResolutionNodeCLIPTextEncodeFluxGuidanceVAELoaderImageUpscaleWithModelImageScaleByUpscaleModelLoaderVAEDecodeLabel (rgthree)VAEEncodeNoteFast Groups Bypasser (rgthree)LoadImageImage Comparer (rgthree)