Clipping Mask Snapping with Dynamic Bounding Boxes
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Solution Overview
Problem
Conventional image processing systems face inaccuracies when combining images using clipping masks, as default bounding boxes do not accurately represent the shape and content, leading to cumbersome and inaccurate snapping of images.
Innovation Solution
A system that identifies objects within a clipping mask, determines visible portions, and modifies bounding boxes to terminate at specific locations, disabling anchor points and alignment guides for hidden portions, ensuring precise snapping within the visible boundaries.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If default bounding boxes are used to represent images, then the combination process is simple, but the accuracy of image alignment and snapping is poor
Solution Approach 1:
The patent segments the single default bounding box into multiple individual bounding boxes, each corresponding to a specific object within the image. This segmentation allows each object to have its own precise bounding box that accurately represents its shape and position, thereby improving image alignment accuracy while managing complexity through automated generation of these segmented bounding boxes
Solution Approach 2:
The patent applies local quality by creating bounding boxes with specific properties tailored to each object's characteristics. Each bounding box is customized to fit the local geometry and content of its associated object rather than using a uniform default bounding box for the entire image, thus improving alignment precision for each specific object
2Manufacturing precision
If clipping masks are used to define visible portions, then image combination precision is improved, but the user experience becomes cumbersome due to inaccurate snapping guides
Solution Approach 1:
The patent implements feedback by dynamically generating and updating snapping guides based on the actual visible portions defined by clipping masks. The system continuously monitors the interaction between bounding boxes and clipping mask boundaries, adjusting the snapping guides in real-time to provide accurate visual feedback to users, thereby maintaining ease of operation while preserving precision
Solution Approach 2:
The patent changes parameters by dynamically adjusting the properties of bounding boxes and snapping guides based on the clipping mask configuration. When objects move or clipping masks are modified, the system recalculates and updates the bounding box parameters and snapping guide positions to reflect the current visible portions, ensuring both precision and operational convenience
3Adaptability or versatility
If anchor points are provided for all bounding boxes, then snapping functionality is comprehensive, but irrelevant snapping guides appear for hidden portions
Solution Approach 1:
The patent applies preliminary action by pre-evaluating which portions of bounding boxes are visible within clipping masks before generating snapping guides. The system performs this evaluation in advance to determine which anchor points should be active, preventing the generation of irrelevant snapping guides for hidden portions while ensuring comprehensive snapping functionality for all visible areas
Data Source
AI summary
Techniques are described for identifying a plurality of objects associated with a clipping mask and available for display in a user interface of a digital media editor, identifying, for each of the plurality of objects, a bounding box surrounding a respective object in the plurality of objects, each bounding box defining a plurality of anchor points configured to generate alignment guides for the respective object. The techniques may also includes determining, for each object, visible portions that are within a boundary defined by the clipping mask, determining a plurality of locations in which at least one bounding box intersects with the clipping mask within the visible portions, and triggering, in the user interface, modification of the at least one bounding box in at least one of the plurality of locations to reduce the at least one bounding box to terminate on at least one of the plurality of locations.