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Image splicing method and device, electronic equipment and computer readable storage medium

An image splicing and splicing image technology, which is applied in the field of image processing, can solve the problems of large contrast differences at seams, gaps in large images, and large image differences, etc., to achieve the effect of reducing the sense of gaps and good fusion

Active Publication Date: 2021-10-08
AXERA SEMICON (SHANGHAI) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, due to the fact that the shooting equipment of multiple images may be different, the shooting parameters may be different, and the shooting angles may be different, etc., resulting in a large difference between different images. There is a gap in the middle of the big picture

Method used

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  • Image splicing method and device, electronic equipment and computer readable storage medium
  • Image splicing method and device, electronic equipment and computer readable storage medium
  • Image splicing method and device, electronic equipment and computer readable storage medium

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0059] To facilitate the understanding of this embodiment, an electronic device that implements the image stitching method disclosed in the embodiment of the present application is firstly introduced in detail.

[0060] Such as figure 1 Shown is a block diagram of the electronic device. The electronic device 100 may include a memory 111 , a storage controller 112 , a processor 113 , a peripheral interface 114 , an input and output unit 115 , and a display unit 116 . Those of ordinary skill in the art can understand that, figure 1 The shown structure is only for illustration, and does not limit the structure of the electronic device 100 . For example, the electronic device 100 may also include a ratio figure 1 more or fewer components than shown in, or with figure 1 Different configurations are shown.

[0061] The memory 111 , storage controller 112 , processor 113 , peripheral interface 114 , input / output unit 115 and display unit 116 are electrically connected to each ot...

Embodiment 2

[0069] see figure 2 , is a flow chart of the image stitching method provided in the embodiment of the present application. The image stitching method in this embodiment can be applied to electronic devices. The following will be figure 2 The specific process shown will be described in detail.

[0070] Step 201, using the pixel values ​​in each first block in the first image to be stitched and the pixel values ​​in each second block in the second image to be stitched to calculate the block size of each block in the first image to be stitched gain.

[0071] The first image to be spliced ​​includes a plurality of first blocks, and the second image to be spliced ​​includes a plurality of second blocks. Each first block may include multiple pixel grids, and each pixel grid may include multiple pixel points. Exemplarily, the pixel grid may include 100 pixels, 150 pixels, 120 pixels and so on. For example, if the first image to be stitched has 30030*40080 pixels, and the size...

Embodiment 3

[0160] Based on the same application idea, an image stitching device corresponding to the image stitching method is also provided in the embodiment of the present application. Since the problem-solving principle of the device in the embodiment of the present application is similar to the aforementioned embodiment of the image stitching method, in this embodiment For the implementation of the device, reference may be made to the description in the embodiments of the above method, and repeated descriptions will not be repeated.

[0161] see Figure 4 , is a schematic diagram of the functional modules of the image stitching device provided in the embodiment of the present application. Each module in the image stitching device in this embodiment is used to execute each step in the above method embodiment. The image stitching device includes: a first calculation module 301 , a second calculation module 302 , a third calculation module 303 and a stitching module 304 ; the functions...

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PUM

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Abstract

The invention provides an image splicing method and device, electronic equipment and a computer readable storage medium, and the method comprises the steps: calculating the block gain of each block in a first to-be-spliced image through employing the pixel values of each first block in the first to-be-spliced image and the pixel values of each second block in a second to-be-spliced image, wherein the first to-be-spliced image comprises a plurality of first blocks, and the second to-be-spliced image comprises a plurality of second blocks; for each pixel point in the first to-be-spliced image, calculating a pixel gain by using the block gain of each first block corresponding to the pixel point; calculating an output pixel value of each pixel point of the first to-be-spliced image according to the pixel gain of each pixel point in the first to-be-spliced image; and according to the output pixel value of each pixel point of the first to-be-spliced image, splicing the first to-be-spliced image with the second to-be-spliced image to obtain a spliced image.

Description

technical field [0001] The present application relates to the technical field of image processing, and in particular, to an image stitching method, device, electronic equipment, and computer-readable storage medium. Background technique [0002] Image stitching enables multiple images in the same scene to be stitched into a larger picture, so that more information can be presented in the same picture. However, due to the fact that the shooting equipment of multiple images may be different, the shooting parameters may be different, and the shooting angles may be different, etc., resulting in a large difference between different images. There is a gap in the middle of the big picture. Contents of the invention [0003] In view of this, the purpose of the embodiments of the present application is to provide an image stitching method, device, electronic equipment, and computer-readable storage medium. Able to stitch images with gaps on them. [0004] In the first aspect, th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06T3/40G06T5/00G06T5/50
CPCG06T3/4038G06T5/50G06T2207/20221G06T2207/20021G06T5/90G06T11/60G06T5/94G06T2200/24
Inventor 方天琪
Owner AXERA SEMICON (SHANGHAI) CO LTD