Dynamic Image Analysis Region for Entertainment Lighting
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Solution Overview
Problem
Existing systems for controlling light sources based on image content analysis are affected by the distance between the light source and a surface, resulting in varying quality of entertainment light effects.
Innovation Solution
A system that adjusts the size and location of an analysis region based on the distance between the light source and a surface, allowing for improved blending of light effects and maintaining quality regardless of distance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a fixed analysis region size is used for image content analysis, then the system is simple to implement, but the quality of entertainment light effects deteriorates when the TV is placed at different distances from the wall
Solution Approach 1:
The analysis region size is made dynamic and automatically adjusts based on the detected distance between the light source and the surface. When the distance changes, the system recalculates and applies an appropriate analysis region size, ensuring consistent light effect quality across different installation scenarios without manual intervention.
Solution Approach 2:
The system changes the parameter of analysis region size according to the distance parameter. By establishing a relationship between distance and analysis region size, the system adapts the image analysis parameters to maintain optimal light effect quality regardless of whether the TV is mounted close to or far from the wall.
2Adaptability or versatility
If the analysis region size is adjusted based on distance, then the quality of entertainment light effects is maintained across different distances, but the system complexity increases
Solution Approach 1:
The system incorporates a feedback mechanism where the distance between the light source and surface is detected, and this distance information is fed back to adjust the analysis region size. This closed-loop approach ensures the system automatically adapts to different installation distances while maintaining consistent light effect quality.
Solution Approach 2:
The analysis region size transitions from a static fixed value to a dynamic parameter that responds to distance changes. The system continuously monitors distance and adjusts the analysis region accordingly, enabling versatile adaptation to various installation scenarios.
3Manufacturing precision
If a larger analysis region is used, then the blending of light effects is improved, but the precision of color extraction from the image content decreases
Solution Approach 1:
The system dynamically changes the analysis region size parameter based on the distance parameter. At greater distances, where optical blending occurs, the system uses larger analysis regions to capture the blended effect. At closer distances, smaller analysis regions maintain precise color extraction. This parameter adaptation resolves the contradiction between blending quality and color precision.
Data Source
AI summary
A system for controlling a light source based on an analysis of image content (101) in an analysis region (131-141) of the image content while a display displays the image content is configured to obtain the image content, obtain a distance between the light source and a surface, determine a size and/or location for the analysis region based on the distance, determine a characteristic of the image content by analyzing the image content in the analysis region, determine a light effect based on the characteristic, and control the light source to render the light effect.