An image processing method, apparatus and device
By dividing the area around the vehicle into a grid and selecting the optimal light direction for brightness compensation, the problem of sun shadows affecting panoramic images is solved, improving image quality and saving processor resources.
CN119887593BActive Publication Date: 2026-07-21HANGZHOU HIKAUTO SOFTWARE CO LTD
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- HANGZHOU HIKAUTO SOFTWARE CO LTD
- Filing Date
- 2024-12-26
- Publication Date
- 2026-07-21
Smart Images

Figure CN119887593B_ABST
Abstract
The application provides an image processing method, device and equipment, the method comprising: determining a first scale value of a first grid based on a target panoramic image, the first scale value being a scale value of a shadow area of a first image region to a total area of the first image region; mapping a plurality of vertices of a vehicle to a plurality of ground projection points based on a candidate light direction, the plurality of ground projection points forming a plurality of shadow planes; determining a second scale value of the first grid based on the plurality of shadow planes, the second scale value being a scale value of a reference sub-grid to a total number of a plurality of sub-grids, the reference sub-grid being a sub-grid having an overlapping area with any shadow plane; selecting a candidate light direction with a minimum difference value as a target light direction based on a difference between the first scale value and a second scale value corresponding to each candidate light direction; and performing brightness compensation on the first image region based on a target brightness compensation value corresponding to the target light direction. Through the technical scheme, the image display effect can be improved.
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