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Tile request method, device, and electronic equipment

A tile and request technology, applied in the image field, can solve the problem of not having image data, and achieve the effect of ensuring authenticity, reducing server pressure and network overhead, and improving response efficiency.

Active Publication Date: 2022-03-29
成都国星宇航科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

But image A only covers the urban area of ​​Chengdu, and there is no image data for the area outside the urban area of ​​Chengdu, so these requests in the tile set corresponding to image A are all invalid requests (because the corresponding target tile cannot be requested ), causing unnecessary network overhead

Method used

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  • Tile request method, device, and electronic equipment
  • Tile request method, device, and electronic equipment
  • Tile request method, device, and electronic equipment

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0061] In order to reduce invalid network requests and reduce network overhead, the embodiment of the present application provides two tile request methods. see figure 1 as shown, figure 1 It is a schematic flowchart of the first tile request method provided in the embodiment of this application, including:

[0062] S101: When receiving a tile request from a front end, determine a positional relationship between a target tile requested in the tile request and a first-layer image.

[0063] It should be noted that, in the embodiment of the application, the tile request will carry the location information of the requested target tile, such as the coordinates of the target tile, the latitude and longitude of the target tile, and the like.

[0064] It should also be noted that when the image is stored in tiles at the backend, the range covered by the image (such as the latitude and longitude range or coordinate range covered by the image) can be set in the backend, so that it can...

Embodiment 2

[0115] Based on the same inventive concept, two types of tile requesting devices 120 and 130 are also provided in the embodiment of the present application. see Figure 12 and Figure 13 as shown, Figure 12 shows the use of figure 1 The tile request means for the method shown, Figure 13 shows the use of Figure 11 The tile requester for the method shown. It should be understood that the specific functions of the device 120 and the device 130 may refer to the above description, and to avoid repetition, the detailed description is appropriately omitted here. The device 120 and the device 130 include at least one software function module that can be stored in a memory in the form of software or firmware or solidified in the operating system of the device 120 and the device 130 . specifically:

[0116] see Figure 12 As shown, the device 120 includes: a relationship determination module 121 and a processing module 122 . in:

[0117] The relationship determination modul...

Embodiment 3

[0141] This embodiment provides an electronic device, see Figure 14 As shown, it includes a processor 1401 , a memory 1402 , an internal communication bus 1403 and an external communication component 1404 . in:

[0142] The internal communication bus 1403 is used to realize connection and communication between the processor 1401 , the memory 1402 and the internal communication bus 1403 .

[0143] The external communication component 1404 is used to realize connection and communication with external devices.

[0144] The processor 1401 is configured to execute one or more programs stored in the memory 1402, so as to implement the tile request method described in Embodiment 1 above.

[0145] understandable, Figure 14 The structure shown is for illustration only, and the electronic equipment may also include Figure 14 more or fewer components than shown in, or with Figure 14 Different configurations are shown.

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Abstract

The present application provides a tile request method, device, and electronic equipment. The method includes: when receiving a tile request from the front end, determining the difference between the target tile requested in the tile request and the first layer image The positional relationship among them; the first layer image is the image displayed on the top layer when displayed; if the entire area of ​​the target tile is located outside the first layer image, in the tile set corresponding to other layer images Searching for the target tile, and returning the target tile to the front end when the target tile is found; the other layer images are images other than the first layer image. In this way, when the front end requests the target tile, it is not necessary to request (search) the target tile in the tile sets corresponding to all images, thereby reducing invalid network requests and reducing network overhead.

Description

technical field [0001] The present application relates to the field of image technology, in particular, to a tile request method, device, and electronic equipment. Background technique [0002] In the development of WebGIS (Web Geographic Information System), multi-tile layers are used for sequential coverage to realize business map display. In the display process of the business graph, the corresponding tiles are obtained and displayed according to the tile information requested by the front end. Specifically, according to the tile information requested by the front end, corresponding tile information is requested in the tile sets corresponding to pictures of all levels stored in the back end. [0003] However, since the geographic space covered by the business graph is limited, when a large amount of tile information is data outside the scope of the business graph, then according to the existing technology, the request will also be made on the tile set corresponding to th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F16/53G06F16/538G06F16/587
CPCG06F16/53G06F16/538G06F16/587
Inventor 陆川张琦赵宏杰
Owner 成都国星宇航科技股份有限公司