2D-to-3D Conversion Quality Assessment and Selection

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Solution Overview

Problem

Current digital 2D-to-3D conversion systems lack the ability to effectively identify and convert 2D media content into 3D content based on quality criteria, limiting user choice and viewing experience.

Innovation Solution

A system comprising a detection component, a quality ranking component, and a conversion component that analyzes 2D image data, applies objective criteria to determine suitability for conversion, and converts data meeting predetermined quality thresholds into 3D format, while allowing users to choose between 2D and 3D viewing options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If 2D content is converted to 3D content, then user viewing experience is enhanced, but conversion quality control becomes problematic

Engineering Contradiction:
Improveviewing optionsVSAvoidconversion quality
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The system performs preliminary quality assessment of 2D content before conversion by analyzing sharpness, noise levels, and other quality metrics. This preliminary action ensures that only suitable content proceeds to conversion, preventing quality degradation from the start

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms where conversion results are evaluated and used to adjust conversion parameters. The quality assessment feedback loop continuously optimizes the conversion process to maintain high output quality while providing diverse viewing options

Inventive Principle:
Principle #23Feedback

2Adaptability or versatility

If all 2D content is converted to 3D, then content availability increases, but conversion accuracy decreases

Engineering Contradiction:
Improvecontent availabilityVSAvoidconversion accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The system applies different quality standards and conversion methods to different regions or types of content based on their suitability. High-quality content receives detailed conversion while lower-quality content is either improved first or excluded, ensuring overall accuracy while maintaining broad availability

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system dynamically adjusts conversion parameters such as depth map resolution, occlusion handling, and stereo separation based on the input content characteristics. This adaptive parameter adjustment maintains high conversion accuracy across diverse content types while maximizing content availability

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If real-time conversion is implemented, then user choice is provided, but processing speed becomes insufficient

Engineering Contradiction:
Improveuser choiceVSAvoidprocessing speed
Core Design Contradiction:
Adaptability or versatilityVSSpeed

Solution Approach 1:

The conversion process is divided into separate stages including quality assessment, depth estimation, stereo pair generation, and post-processing. This segmentation allows parallel processing of different video frames and optimization of each stage independently, improving overall processing speed while maintaining real-time capability for user choice

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9270971B1Systems and methods for 2D-to-3D conversion
Publication Date: 2016.02.23 GOOGLE LLC
  • US9270971B1 patent drawing
  • US9270971B1 patent drawing
  • US9270971B1 patent drawing

AI summary

Systems and methods can facilitate identifying 2D content in media that is suitable for conversion into 3D content, and converting the suitable 2D content into 3D content. The identifying can be based on quality criteria applied to the 2D content. For 2D content converted into 3D content, a user can be offered a choice between viewing the content in its original 2D form, or viewing the content in its converted, 3D form. The systems and methods can thereby provide users with greater choice of content and an enhanced viewing experience.