Dynamic Screen-Off Display Generation via Pixel Translation
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Solution Overview
Problem
Mobile terminals display unvarying preset pictures when in off state, leading to monotony.
Innovation Solution
A method and apparatus that generate a second picture by translating pixels in a first image based on a grayscale image, incorporating environmental factors and user interactions to create dynamic and adaptive display effects, including contour extraction, random offset calculations, and gradient masking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If preset pictures are displayed on mobile terminals when the screen is off, then the display function is simple and easy to implement, but the display content is monotonous and unvarying
Solution Approach 1:
The patent transforms static preset pictures into dynamic generated pictures by introducing random factors and environmental parameters. The display content dynamically changes based on time, location, device orientation, and other environmental factors, making the screen-off display adaptable and varied while maintaining simple implementation through algorithmic generation rather than manual picture selection.
Solution Approach 2:
The patent changes the parameters used for picture generation by incorporating environmental parameters such as time, location, temperature, and device orientation. Instead of using fixed preset pictures, the system generates pictures with varying parameters based on real-time environmental data, achieving display content variety while keeping the implementation straightforward through parameter-driven generation.
2Adaptability or versatility
If generated pictures with environmental adaptations are displayed, then display content variety is improved, but processing complexity increases
Solution Approach 1:
The patent segments the picture generation process into distinct modules: environmental parameter acquisition, random factor generation, picture element generation, and composition. Each module performs a specific function, making the overall complex process manageable and implementable through standardized, independent components that can be executed sequentially or in parallel.
Solution Approach 2:
The system performs self-service by automatically acquiring environmental parameters, generating random factors, and creating display pictures without requiring manual intervention. The device uses its own sensors and processing capabilities to generate adaptive display content, reducing the need for external input or complex user configuration while achieving varied and adaptive display results.
3Manufacturing precision
If multiple processing steps including contour extraction and pixel translation are applied, then picture generation quality is improved, but processing time increases
Solution Approach 1:
The patent applies preliminary action by pre-defining the structure and characteristics of pictures to be generated, including contour patterns, element types, and composition rules. By establishing these templates and rules in advance, the system can quickly generate high-quality pictures during screen-off periods without requiring extensive real-time processing, thus maintaining both quality and efficiency.
Solution Approach 2:
The patent applies partial action by selectively processing only the essential elements needed for picture generation, such as key contour features and major composition components, rather than processing every detail exhaustively. This approach achieves sufficient picture generation quality while reducing processing time by focusing computational resources on the most impactful elements.
Data Source
AI summary
A picture obtaining method and apparatus and a picture processing method and apparatus are provided. The method includes: obtaining a grayscale image corresponding to a first picture and a first image, where a size of the first picture is equal to a size of the first image, the first image includes N parallel lines, a spacing between two adjacent lines does not exceed a spacing threshold, and N is an integer greater than 1; translating a pixel included in each line in the first image based on the grayscale image, to obtain a second image, where the second image includes a contour of an image in the first picture; and set a pixel value of each pixel included in each line in the second image, to obtain a second picture.


