Distance Field Image Transformation via API Calls

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Solution Overview

Problem

Current image processing technologies face challenges in rendering high-intensity, high-definition images efficiently, as they often result in visual artifacts like pixelization, excessive blurring, and Moire patterns, while also requiring significant storage and processing power.

Innovation Solution

The implementation of a reverse rendering pipeline using distance field (DF) technology, which converts intensity images into layered distance field representations, allowing for artifact-free transformations and efficient storage and processing, enabling infinite zoom and resolution-independent rendering.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional image processing methods are used to render high-definition images, then image quality and detail are improved, but visual artifacts such as pixelization, excessive blurring, and Moire patterns occur during transformations

Engineering Contradiction:
Improveimage qualityVSAvoidvisual artifacts
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The patent transforms the image representation from traditional raster format to distance field format, fundamentally changing the parameter space. Distance fields represent images as continuous mathematical functions rather than discrete pixel grids, enabling artifact-free transformations through analytical computation rather than resampling operations

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent replaces traditional mechanical image transformation operations (resampling, filtering, interpolation) with analytical distance field computations. Instead of mechanically processing pixel data during transformations, the system uses mathematical distance field representations that inherently preserve image quality during zooming, rotating, and other geometric operations

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Manufacturing precision

If traditional raster image formats are used, then rich texture and detail are provided, but considerable storage space is required

Engineering Contradiction:
Improveimage detailVSAvoidstorage space
Core Design Contradiction:
Manufacturing precisionVSQuantity of substance

Solution Approach 1:

The patent inverts the traditional rendering pipeline by converting from raster images to distance field representations. Instead of starting with pixels and creating vectors, the system takes raster images and transforms them into analytical distance field models, enabling both high detail preservation and compact storage through mathematical representation

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The patent changes the fundamental parameters of image representation from discrete pixel values to continuous distance field functions. This parameter transformation enables the image to be stored as a compact mathematical model rather than large arrays of pixel data, significantly reducing storage requirements while maintaining detail quality

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If high-intensity images are processed to provide maximum detail, then image quality is improved, but processing power and storage requirements increase significantly

Engineering Contradiction:
Improveimage detailVSAvoidprocessing power
Core Design Contradiction:
Manufacturing precisionVSPower

Solution Approach 1:

The patent inverts the traditional approach by converting detailed raster images into compact distance field representations. This inversion allows the system to achieve high processing efficiency by working with mathematical models rather than large pixel datasets, reducing computational power requirements while maintaining image detail quality

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS11557066B1Systems and methods for image transformation based on API calls
Publication Date: 2023.01.17 MITSUBISHI ELECTRIC RESEARCH LABORATORIES INC
  • US11557066B1 patent drawing
  • US11557066B1 patent drawing
  • US11557066B1 patent drawing

AI summary

A method and a system for processing an image and transform it into a high resolution and high-definition image using a computationally efficient image transformation procedure is provided. The transformation of the image comprises receiving an intensity image and generating an application programming interface (API) call for transforming the received intensity image. The API call is then transmitted to an image processing server for transforming the intensity image into a layered distance field (DF) image. Further, a response is received from the image processing server, wherein the response comprises one or more functions for obtaining the layered DF image.