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reframe-image

Luma Dream Machine | Reframe Image

The Reframe Image model adjusts an image’s composition to fit different aspect ratios while keeping the main subject centered. It ensures the visual balance and quality remain consistent across formats.

Avg Run Time: 25.000s

Model Slug: reframe-image

Category: Image to Image

Input

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Output

Example Result

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Create a Prediction

Send a POST request to create a new prediction. This will return a prediction ID that you'll use to check the result. The request should include your model inputs and API key.

Get Prediction Result

Poll the prediction endpoint with the prediction ID until the result is ready. The API uses long-polling, so you'll need to repeatedly check until you receive a success status.

Table of Contents
Overview
Technical Specifications
Key Considerations
Tips & Tricks
Capabilities
What Can I Use It For?
Things to Be Aware Of
Limitations

Overview

The Reframe Image model is an advanced AI image generator designed to automatically adjust an image’s composition to fit a wide range of aspect ratios while maintaining the main subject at the center. Developed to address the growing need for adaptable visual content across diverse digital platforms, the model leverages state-of-the-art computer vision and generative techniques to ensure that the subject remains visually balanced and the overall image quality is preserved, regardless of the output format.

Key features include intelligent cropping, outpainting, and content-aware resizing, which collectively enable seamless reframing of images for use in social media, e-commerce, advertising, and other applications where consistent subject focus and composition are critical. The underlying technology typically involves a combination of deep learning-based segmentation, attention mechanisms to identify the main subject, and generative outpainting to fill in missing areas when expanding the image beyond its original bounds. What sets the Reframe Image model apart is its ability to automate a process that traditionally required manual intervention by skilled designers, delivering high-quality results at scale and with minimal user input.

Technical Specifications

  • Architecture: Deep convolutional neural network with attention-based subject detection and generative outpainting modules (specific architecture details may vary by implementation)
  • Parameters: Not publicly disclosed (varies by implementation; typically in the range of tens to hundreds of millions for similar models)
  • Resolution: Commonly supports input and output resolutions up to 2048x2048 pixels; some implementations may support higher or lower resolutions depending on hardware and configuration
  • Input/Output formats: Accepts standard image formats such as JPEG, PNG, and WebP; outputs in the same formats with user-selectable aspect ratios
  • Performance metrics: User-reported metrics focus on subject centering accuracy, perceptual quality (e.g., FID, LPIPS), and processing speed (typically a few seconds per image on modern GPUs)

Key Considerations

  • Ensure the main subject is clearly distinguishable in the input image for optimal centering and reframing results
  • For best quality, use high-resolution source images with minimal background clutter
  • Avoid images where the subject is partially occluded or blends into the background, as this can reduce subject detection accuracy
  • There is a trade-off between speed and output quality; higher quality settings may increase processing time
  • When reframing to extreme aspect ratios, be aware that significant outpainting may introduce artifacts or less realistic background extensions
  • Prompt engineering (if supported) can help guide the model to prioritize certain elements or styles during reframing

Tips & Tricks

  • Use images with a clear, well-lit subject and minimal distractions for the most accurate centering and composition
  • When targeting multiple aspect ratios, start with the largest required output and downscale as needed to preserve detail
  • For images with complex backgrounds, consider pre-processing with background blurring or segmentation to enhance subject prominence
  • If the model supports prompt-based guidance, specify the desired subject and context to improve reframing accuracy (e.g., "keep the person in the center, maintain natural background")
  • Review outputs at different quality settings to find the best balance between speed and visual fidelity for your workflow
  • For iterative refinement, run the model multiple times with slight variations in parameters or prompts and select the best result

Capabilities

  • Automatically adjusts image composition to fit a wide range of aspect ratios while centering the main subject
  • Performs content-aware outpainting to fill in missing areas when expanding beyond the original image bounds
  • Maintains high perceptual quality and visual consistency across different formats
  • Supports batch processing for efficient handling of large image sets
  • Adapts to various content types, including portraits, products, and landscapes
  • Reduces the need for manual cropping and retouching in multi-format publishing workflows

What Can I Use It For?

  • Preparing marketing and advertising visuals that need to be adapted to multiple social media and display formats
  • Generating consistent product images for e-commerce listings, ensuring the product remains centered across all required aspect ratios
  • Automating the creation of multi-format thumbnails and banners for websites and apps
  • Streamlining content adaptation for digital signage, presentations, and print layouts
  • Enhancing user-generated content by automatically reframing photos for sharing across different platforms
  • Supporting creative projects where maintaining subject focus across various compositions is essential

Things to Be Aware Of

  • Some users report that the model performs best with images where the subject is clearly separated from the background
  • In cases of extreme aspect ratio changes, the outpainted areas may sometimes appear less realistic or contextually inconsistent
  • Processing speed is generally fast on modern GPUs, but batch jobs with high-resolution images may require significant memory and compute resources
  • Community feedback highlights the model’s reliability for standard aspect ratios (e.g., 1:1, 16:9, 4:5), but notes occasional artifacts with panoramic or ultra-tall formats
  • Positive reviews emphasize the reduction in manual editing time and the consistency of subject centering
  • Some users mention that fine details in the background may be lost or altered during aggressive reframing
  • The model’s performance may vary depending on the complexity of the scene and the prominence of the main subject

Limitations

  • May struggle with images where the main subject is ambiguous, heavily occluded, or blends into the background
  • Outpainted regions in highly altered aspect ratios can sometimes introduce visual artifacts or unrealistic elements
  • Not optimal for scenarios requiring precise manual control over every aspect of the reframed composition
Luma Dream Machine | Reframe Image | AI Model | Eachlabs