CN112102162A - Image display method, image display device, server and storage medium - Google Patents
Image display method, image display device, server and storage medium Download PDFInfo
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4038—Image mosaicing, e.g. composing plane images from plane sub-images
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
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Abstract
The present disclosure provides an image display method, an image display apparatus, a server, and a storage medium, which relate to the field of image processing and can solve the problem that the prior art cannot display a combined image based on a plurality of image sources in a large screen. The specific technical scheme is as follows: acquiring at least one image to be displayed and first identification information of each image to be displayed; receiving at least one image splicing instruction input by a user; determining the images to be spliced from the images to be displayed according to the second identification information; executing an image splicing instruction, splicing the images to be spliced and generating a spliced image; dividing the spliced image to generate N sub-images corresponding to N target displays in the target large screen; and sending the N sub-images to N target decoding end devices, so that the N target decoding end devices respectively send the N sub-images to the N target displays for displaying. The present invention is used to generate a combined image of a plurality of image sources and display the combined image of the plurality of image sources through a large screen.
Description
Technical Field
The present disclosure relates to the field of image processing, and in particular, to an image display method, apparatus, server, and storage medium.
Background
At present, the external large screen system refers to fig. 1. As shown in fig. 1, the external large screen system includes: an image processing server 101, an image source 102, a user device 103, and a large screen 104. Illustratively, as shown in fig. 1, the large screen 104 includes four divided screens, each of which is connected to the image processing server 101 through a video line, which is shown in fig. 1 by a bold line; the image processing server 101 is connected with the image source 102 through a network cable, the image processing server 101 acquires an image from the image source 102, and the display card in the image processing server 101 divides the image acquired from the image source 102 into a plurality of small images through the screen splitting function of the display card and displays the small images on a plurality of split screens managed by the display card. In addition, the user can set the display manner of the image source 101 on the large screen 104 through the user device 103.
However, as the demand for personalization of users increases, how to display a combined image based on a plurality of image sources in a large screen is a problem that remains to be solved.
Disclosure of Invention
The embodiment of the disclosure provides an image encoding method, an image encoding device, a server and a storage medium, which can solve the problem that the prior art cannot display a combined image based on a plurality of image sources in a large screen. The technical scheme is as follows:
according to a first aspect of embodiments of the present disclosure, there is provided an image display method including:
acquiring at least one image to be displayed and first identification information of each image to be displayed, wherein the first identification information is identification information of an image source of the image to be displayed;
receiving at least one image splicing instruction input by a user, wherein the image splicing instruction is used for instructing splicing of at least one image to be spliced, and the image splicing instruction comprises second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed;
determining the images to be spliced from the images to be displayed according to the second identification information;
executing the image splicing instruction, splicing the images to be spliced and generating the spliced images;
dividing the spliced image to generate N sub-images corresponding to N target displays in the target split screen;
and sending the N sub-images to N target decoding end devices, so that the N target decoding end devices send the N sub-images to the N target displays respectively for displaying, wherein the N target decoding end devices are decoding end devices which are connected with the N target split screens respectively.
The image display method provided by the embodiment of the disclosure can acquire at least one image to be displayed and first identification information of each image to be displayed, wherein the first identification information is identification information of an image source of the image to be displayed; receiving at least one image splicing instruction input by a user, wherein the image splicing instruction is used for instructing splicing of at least one image to be spliced and comprises second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed; determining the images to be spliced from the images to be displayed according to the second identification information; dividing the spliced image to generate N sub-images corresponding to N target displays in the target large screen; the N sub-images are sent to N target decoding end devices, so that the N target decoding end devices send the N sub-images to the N target displays to be displayed respectively, the N target decoding end devices are decoding end devices which are connected with the N target split screens respectively, combined images of a plurality of image sources can be generated, and the combined images of the plurality of image sources are displayed through a large screen.
In one embodiment, the determining the images to be stitched from the images to be displayed according to the second identification information includes:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
and taking the target image to be displayed as the image to be spliced.
The images to be spliced can be determined by determining the target images to be displayed from the images to be displayed according to the second identification information.
In one embodiment, the image stitching instructions further comprise:
the method comprises the following steps that size information and position information of each image to be spliced and a splicing display mode of the spliced images are obtained, wherein the splicing mode comprises at least one of covering display, overlapping display and splicing display;
the determining the images to be spliced from the images to be displayed according to the image splicing instruction comprises:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
acquiring an image area corresponding to the position information from the target image to be displayed;
taking the image in the image area as the image to be spliced;
the executing the image stitching instruction, stitching the images to be stitched and generating the stitched image comprises:
adjusting the size of the image to be spliced according to the size information to generate an adjusted spliced image;
and splicing the adjusted spliced images according to the splicing display mode to generate spliced images.
The image to be spliced is determined from the target image to be displayed according to the position information in the image splicing instruction input by the user, the size of the image to be spliced is adjusted according to the size information in the image splicing instruction, the adjusted spliced image is spliced according to the splicing display mode in the image splicing instruction, the spliced image meeting the user requirement can be generated according to the user requirement, and the user experience is improved.
In one embodiment, after the images to be stitched are stitched and the stitched image is generated, the method further includes:
receiving an image size adjusting instruction input by a user;
and executing the image size adjusting instruction to adjust the size of the spliced image.
The size of the spliced image is adjusted by receiving an image adjusting instruction input by a user and executing the image size adjusting instruction, so that the spliced image matched with the size of the target split screen can be generated, and the adjusted spliced image can be displayed on the target split screen.
In one embodiment, after dividing the spliced image and generating N sub-images corresponding to N target displays in the target split screen, the method further includes:
respectively encoding the N sub-images to generate N encoded sub-images corresponding to the N sub-images;
the sending the N sub-images to N target decoding-side devices includes:
and sending the N coded sub-images corresponding to the N sub-images to the N target decoding end devices.
By encoding the N sub-images and sending the N encoded sub-images to the N target decoding end devices, the safety of the sub-images in the transmission process can be improved, and meanwhile, the data volume of the sub-images in the transmission process is reduced.
According to a second aspect of the embodiments of the present disclosure, there is provided an image display device including:
the image display device comprises an image to be displayed acquisition module, a display module and a display module, wherein the image to be displayed acquisition module is used for acquiring at least one image to be displayed and first identification information of each image to be displayed, and the first identification information is identification information of an image source of the image to be displayed;
the image splicing instruction receiving module is used for receiving at least one image splicing instruction input by a user, wherein the image splicing instruction is used for indicating that at least one image to be spliced is spliced, and the image splicing instruction comprises second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed;
the image to be spliced determining module is used for determining the image to be spliced from the image to be displayed according to the second identification information;
the spliced image generation module is used for executing the image splicing instruction, splicing the images to be spliced and generating spliced images;
the subimage generation module is used for dividing the spliced image and generating N subimages corresponding to N target displays in the target split screen;
and the subimage sending module is used for sending the N subimages to N target decoding end devices, so that the N target decoding end devices send the N subimages to the N target displays respectively for displaying, and the N target decoding end devices are decoding end devices which are connected with the N target split screens respectively.
In one embodiment, the image to be stitched determination module is configured to:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
and taking the target image to be displayed as the image to be spliced.
In one embodiment, the image stitching instructions further comprise:
the method comprises the following steps that size information and position information of each image to be spliced and a splicing display mode of the spliced images are obtained, wherein the splicing mode comprises at least one of covering display, overlapping display and splicing display;
the image to be spliced determining module is used for:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
acquiring an image area corresponding to the position information from the target image to be displayed;
taking the image in the image area as the image to be spliced;
the stitched image generation module:
adjusting the size of the image to be spliced according to the size information to generate an adjusted spliced image;
and splicing the adjusted spliced images according to the splicing display mode to generate spliced images.
In one embodiment, the apparatus further comprises:
the image size adjusting instruction receiving module is used for receiving an image size adjusting instruction input by a user;
and the image size adjusting instruction execution module is used for executing the image size adjusting instruction and adjusting the size of the spliced image.
In one embodiment, the apparatus further comprises:
the subimage coding module is used for coding the N subimages respectively to generate N coded subimages corresponding to the N subimages;
the sub-image sending module is used for:
and sending the N coded sub-images corresponding to the N sub-images to the N target decoding end devices.
According to a third aspect of the embodiments of the present disclosure, there is provided a server, the server comprising a processor and a memory, the memory having stored therein at least one computer instruction, the instruction being loaded and executed by the processor to implement the steps performed in the image display method of any one of the first aspect.
According to a fourth aspect of the embodiments of the present disclosure, there is provided a computer-readable storage medium having stored therein at least one computer instruction, which is loaded and executed by a processor to implement the steps performed in the image display method according to any one of the first aspect.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is a structural diagram of an external large screen system provided in the prior art;
fig. 2 is a structural diagram of an external large screen system provided in an embodiment of the present disclosure;
fig. 3 is a flowchart of an image display method provided by an embodiment of the present disclosure;
fig. 4 is a schematic diagram of an image to be displayed according to an embodiment of the present disclosure;
FIG. 5 is a schematic diagram of a stitched image provided by an embodiment of the present disclosure;
FIG. 6 is a schematic diagram of an image resizing interface provided by embodiments of the present disclosure;
fig. 7 is a first structural diagram of an image display device according to an embodiment of the disclosure;
fig. 8 is a second structural diagram of an image display device according to an embodiment of the disclosure;
fig. 9 is a block diagram of a server according to an embodiment of the present disclosure.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
Fig. 2 is a structural diagram of an external large screen system according to an embodiment of the present disclosure. As shown in fig. 2, the system includes:
at least one image source 201, a server, such as an image processing server 202, at least one decoding side device 203, and an external large screen device 204. As shown in fig. 2, the external large screen system includes three image sources, which are a first image source 2011, a second image source 2022 and a third image source 2023.
The external large-screen device 204 comprises a plurality of large screens, each large screen is formed by splicing a plurality of displays, and each display is called a split screen. For example, as shown in fig. 2, the external large-screen device 204 includes 3 large screens, where four divided screens a to D may constitute a first large screen 2401, two divided screens E and F may constitute a second large screen 2402, and two divided screens G and H may constitute a third large screen 2403. Each split screen is connected with the decoding end equipment 203 through a video line; each decoding-side device 203 is connected to the image processing server 202 via a network cable.
The image processing server 202 may receive an image stitching instruction input by a user, where the image stitching instruction includes identification information of an image source of at least one image to be stitched and identification information of a target large screen to which the stitched image is to be displayed.
After receiving the image splicing instruction, the image processing server 202 determines, according to the identification information of the image sources of the image splicing instruction, which image source of the at least one image source 201 in fig. 2 is the image to be spliced. After the images to be spliced are determined, the images to be spliced are spliced to generate spliced images, the generated spliced images are divided to generate sub-images corresponding to the number of target split screens in a target large screen, and the generated sub-images are sent to target decoding end equipment connected with the target split screens, so that the target decoding end equipment sends the sub-images to the target split screens to be displayed.
For example, if the target large screen is the first large screen 2401 in fig. 2, and the target large screen includes four target split screens, after the merged image is generated, the image processing server 202 divides the merged image to generate 4 sub-images, and sends the four sub-images to 4 target decoding end devices connected to the 4 target split screens respectively, so that the 4 target decoding end devices send the 4 sub-images to the 4 split screens respectively for display.
How the image processing server generates the stitched image and how the stitched image is displayed will be described below with reference to specific embodiments.
Fig. 3 is a flowchart of an image display method according to an embodiment of the present disclosure. As shown in fig. 3, the method includes:
s301, at least one image to be displayed and first identification information of each image to be displayed are obtained, wherein the first identification information is identification information of an image source of the image to be displayed.
This is explained with reference to fig. 2. The image processing server acquires an image to be displayed of the image source and identification information of the image source from at least one image source. Three images to be displayed acquired by the image processing server from the first image source, the second image source and the third image source are respectively shown in fig. 4, a1 in fig. 4 is the first image to be displayed acquired from the first image source, a2 in fig. 4 is the second image to be displayed acquired from the second image source, and a3 in fig. 3 is the third image to be displayed acquired from the third image source.
S302, receiving at least one image splicing instruction input by a user, wherein the image splicing instruction is used for indicating that at least one image to be spliced is spliced, and the image splicing instruction comprises second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed;
s303, determining the image to be spliced from the image to be displayed according to the second identification information.
Exemplarily, a target image to be displayed is determined from at least one image to be displayed according to the second identification information, and the first identification information of the target image to be displayed is consistent with the second identification information; and then taking the target image to be displayed as the image to be spliced.
For example, the second identification information of the image sources of the two images to be spliced is m and n, the identification information of the first image source, the second image source and the third image source is m, n and l, that is, the identification information m of the first image to be displayed, the identification information n of the second image to be displayed and the identification information l of the third image to be displayed, and then the first image to be displayed and the second image to be displayed are target images to be displayed, that is, the first image to be displayed and the second image to be displayed are images to be spliced.
For another example, the second identification information of the image sources of the two images to be spliced is m and l, the identification information of the first image source, the second image source and the third image source is m, n and l, that is, the identification information m of the first image to be displayed, the identification information n of the second image to be displayed and the identification information l of the third image to be displayed, then the first image to be displayed and the third image to be displayed are target images to be displayed, that is, the first image to be displayed and the third image to be displayed are images to be spliced.
Illustratively, the image stitching instructions further comprise: the image splicing method comprises the steps of obtaining size information and position information of each image to be spliced and splicing display modes of the spliced images, wherein the splicing modes comprise at least one of covering display, overlapping display and splicing display.
Illustratively, determining the image to be stitched from the at least one image to be displayed according to the image stitching instruction comprises:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information; acquiring an image area corresponding to the position information from the target image to be displayed; and taking the image in the image area as the image to be spliced.
For example, the second identification information of the image sources of the two images to be spliced is m and n, the position information of the two images to be spliced is p and q, the identification information of the first image source, the second image source and the third image source is m, n and l, that is, the identification information m of the first image to be displayed, the identification information n of the second image to be displayed and the identification information l of the third image to be displayed, then the first image to be displayed and the second image to be displayed are target images to be displayed. And determining an image area corresponding to the position information p from the first image to be displayed, and taking the image in the image area as an image to be spliced. Similarly, an image area corresponding to the position information q is determined from the second image to be displayed, and the image in the image area is taken as the image to be spliced.
For example, if p represents the position information of the upper left corner 1/4 of the image, the image area of the upper left corner 1/4 is determined from the first image to be displayed, and the image in the image area of the upper left corner 1/4 is taken as the image to be stitched, that is, the image of the upper left corner 1/4 is cut out from the first image to be displayed as the image to be stitched.
Illustratively, if q represents the position information of the right half of the image, i.e. the right 1/2, the image area of the right half is determined from the second image to be displayed, and the image in the image area of the right half is taken as the image to be stitched, i.e. the image of the right half is cut out from the second image to be displayed as the image to be stitched.
And S304, executing the image splicing instruction, splicing the images to be spliced and generating the spliced image.
Illustratively, the size of the image to be stitched is adjusted according to the size information to generate an adjusted stitched image; and splicing the adjusted spliced images according to the splicing display mode to generate spliced images. Fig. 5 is a schematic diagram of a stitched image provided in an embodiment of the present disclosure. As shown in fig. 5, the left b1 is a stitched image generated by stitching a1 and a3 in a stitched display manner after being resized. The middle b2 is a spliced image generated by splicing the cut and resized a2 and the resized a3 in a superimposed display manner, wherein the a2 is superimposed on the a 3. The right b3 is a stitched image generated by stitching the resized a3 and the cut and resized a2 in an overlay display manner, wherein the a2 is overlaid on the a 3.
Illustratively, after the spliced image is generated, if an image size adjustment instruction input by a user is received; executing the image size adjusting instruction to adjust the size of the spliced image.
Illustratively, if the generated stitched image is shown as b1, the third identification information of the target large screen to which the stitched image is to be displayed is e, and the identification information of the first large screen of the four large screens shown in fig. 2 is e, the first large screen is the target large screen to which the stitched image is to be displayed.
After the spliced image is generated, if an image size adjusting instruction input by a user is received; executing the image size adjusting instruction, adjusting the size of the spliced image, and adjusting the size of the spliced image to be matched with the size of the target large screen, namely the first large screen, so that the first large screen can display the spliced image.
Fig. 6 is a schematic diagram of an image resizing interface provided by an embodiment of the present disclosure. As shown in fig. 6, the server may present the user with an image resizing interface that includes an area representing three large screens. For example, the area on the upper left side in fig. 6 represents the first large screen, the area in the middle in fig. 6 represents the second large screen, and the area on the lower right side in fig. 6 represents the third large screen. If the user wants to display the stitched image b1 to the first large screen, the user can place the generated stitched image b1 in the area on the upper left side by a keyboard and mouse device and resize the stitched image b1 in the area until the resized stitched image can completely cover the area, and the resized image can be displayed full screen on the first large screen.
S305, dividing the spliced image to generate N sub-images corresponding to N target displays in the target large screen.
For example, if the target large screen is the first large screen 2401, the target large screen includes four target split screens, i.e., target displays, and each target display is A, B, C, D, the size of the stitched image is adjusted, and then the stitched image is divided into 4 sub-images.
Illustratively, after the 4 sub-images are generated, the 4 sub-images are respectively encoded, and 4 encoded sub-images corresponding to the 4 sub-images are generated.
S306, the N sub-images are sent to N target decoding end devices, so that the N target decoding end devices send the N sub-images to the N target displays to be displayed, and the N target decoding end devices are decoding end devices connected with the N target split screens.
In this step, the 4 encoded sub-images are respectively sent to 4 target decoding end devices r1, r2, r3 and r4 which are respectively connected to the 4 target split screens A, B, C, D, so that the 4 target decoding end devices respectively decode the 4 sub-images and respectively send the 4 sub-images to the 4 target split screens A, B, C, D for display.
The image display method provided by the embodiment of the disclosure can acquire at least one image to be displayed and first identification information of each image to be displayed, wherein the first identification information is identification information of an image source of the image to be displayed; receiving at least one image splicing instruction input by a user, wherein the image splicing instruction is used for instructing splicing of at least one image to be spliced and comprises second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed; determining the images to be spliced from the images to be displayed according to the second identification information; dividing the spliced image to generate N sub-images corresponding to N target displays in the target large screen; the N sub-images are sent to N target decoding end devices, so that the N target decoding end devices send the N sub-images to the N target displays to be displayed respectively, the N target decoding end devices are decoding end devices which are connected with the N target split screens respectively, combined images of a plurality of image sources can be generated, and the combined images of the plurality of image sources are displayed through a large screen.
Based on the image display methods described in the corresponding embodiments above, the following are embodiments of the apparatus of the present disclosure, which may be used to implement embodiments of the method of the present disclosure. Fig. 7 is a first structural diagram of an image display device according to an embodiment of the present disclosure. As shown in fig. 7, the apparatus 70 includes:
a to-be-displayed image obtaining module 701, configured to obtain at least one to-be-displayed image and first identification information of each to-be-displayed image, where the first identification information is identification information of an image source of the to-be-displayed image;
an image splicing instruction receiving module 702, configured to receive at least one image splicing instruction input by a user, where the image splicing instruction is used to instruct to splice at least one image to be spliced, and the image splicing instruction includes second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed;
a to-be-stitched image determining module 703, configured to determine the to-be-stitched image from the to-be-displayed images according to the second identification information;
a stitched image generation module 704, configured to execute the image stitching instruction, stitch the images to be stitched, and generate the stitched image;
the sub-image generation module 705 is configured to divide the spliced image and generate N sub-images corresponding to N target displays in the target split screen;
the sub-image sending module 706 is configured to send the N sub-images to N target decoding-side devices, so that the N target decoding-side devices send the N sub-images to the N target displays for display, where the N target decoding-side devices are decoding-side devices connected to the N target split screens respectively.
In one embodiment, the to-be-stitched image determination module 703 is configured to:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
and taking the target image to be displayed as the image to be spliced.
In one embodiment, the image stitching instructions further comprise:
the method comprises the following steps that size information and position information of each image to be spliced and a splicing display mode of the spliced images are obtained, wherein the splicing mode comprises at least one of covering display, overlapping display and splicing display;
the to-be-stitched image determining module 703 is configured to:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
acquiring an image area corresponding to the position information from the target image to be displayed;
taking the image in the image area as the image to be spliced;
the stitched image generation module 704 is configured to:
adjusting the size of the image to be spliced according to the size information to generate an adjusted spliced image;
and splicing the adjusted spliced images according to the splicing display mode to generate spliced images.
In one embodiment, as shown in fig. 8, the apparatus 70 further comprises:
an image resizing instruction receiving module 707 for receiving an image resizing instruction input by a user;
an image resizing instruction executing module 708, configured to execute the image resizing instruction, and resize the stitched image.
In one embodiment, the apparatus further comprises:
a sub-image encoding module 709, configured to encode the N sub-images, respectively, and generate N encoded sub-images corresponding to the N sub-images;
the sub-image sending module 706 is configured to:
and sending the N coded sub-images corresponding to the N sub-images to the N target decoding end devices.
The implementation process and technical effects of the image encoding device provided in the embodiment of the present disclosure can be seen in the embodiments of fig. 3 to 6, which are not described herein again.
Fig. 9 is a block diagram of a server according to an embodiment of the present disclosure, and as shown in fig. 9, a server 90 includes:
a processor 901 and a memory 902, the memory 902 having stored therein at least one computer instruction, the instruction being loaded and executed by the processor 901 to implement the image display method described in the above method embodiment.
Based on the image display methods described in the embodiments corresponding to fig. 2 to fig. 6, embodiments of the present disclosure further provide a computer-readable storage medium, for example, the non-transitory computer-readable storage medium may be a Read Only Memory (ROM), a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like. The storage medium stores computer instructions for executing the image display method described in the embodiment corresponding to fig. 2 to 6, which is not described herein again.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
Claims (10)
1. An image display method, comprising:
acquiring at least one image to be displayed and first identification information of each image to be displayed, wherein the first identification information is identification information of an image source of the image to be displayed;
receiving at least one image splicing instruction input by a user, wherein the image splicing instruction is used for instructing splicing of at least one image to be spliced, and the image splicing instruction comprises second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed;
determining the images to be spliced from the images to be displayed according to the second identification information;
executing the image splicing instruction, splicing the images to be spliced and generating the spliced images;
dividing the spliced image to generate N sub-images corresponding to N target displays in the target large screen;
and sending the N sub-images to N target decoding end devices, so that the N target decoding end devices send the N sub-images to the N target displays respectively for displaying, wherein the N target decoding end devices are decoding end devices which are connected with the N target split screens respectively.
2. The method according to claim 1, wherein the determining the images to be stitched from the images to be displayed according to the second identification information comprises:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
and taking the target image to be displayed as the image to be spliced.
3. The method of claim 1, wherein the image stitching instructions further comprise:
the method comprises the following steps that size information and position information of each image to be spliced and a splicing display mode of the spliced images are obtained, wherein the splicing mode comprises at least one of covering display, overlapping display and splicing display;
the determining the images to be spliced from the images to be displayed according to the image splicing instruction comprises:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
acquiring an image area corresponding to the position information from the target image to be displayed;
taking the image in the image area as the image to be spliced;
the executing the image stitching instruction, stitching the images to be stitched and generating the stitched image comprises:
adjusting the size of the image to be spliced according to the size information to generate an adjusted spliced image;
and splicing the adjusted spliced images according to the splicing display mode to generate spliced images.
4. The method of claim 1, wherein after the stitching the images to be stitched and generating the stitched image, the method further comprises:
receiving an image size adjusting instruction input by a user;
and executing the image size adjusting instruction to adjust the size of the spliced image.
5. The method of any one of claims 1 to 4, wherein after dividing the stitched image to generate N sub-images corresponding to N target displays in the target split screen, the method further comprises:
respectively encoding the N sub-images to generate N encoded sub-images corresponding to the N sub-images;
the sending the N sub-images to N target decoding-side devices includes:
and sending the N coded sub-images corresponding to the N sub-images to the N target decoding end devices.
6. An image display apparatus, comprising:
the image display device comprises an image to be displayed acquisition module, a display module and a display module, wherein the image to be displayed acquisition module is used for acquiring at least one image to be displayed and first identification information of each image to be displayed, and the first identification information is identification information of an image source of the image to be displayed;
the image splicing instruction receiving module is used for receiving at least one image splicing instruction input by a user, wherein the image splicing instruction is used for indicating that at least one image to be spliced is spliced, and the image splicing instruction comprises second identification information of an image source of each image to be spliced and third identification information of a target split screen to which the spliced image is to be displayed;
the image to be spliced determining module is used for determining the image to be spliced from the image to be displayed according to the second identification information;
the spliced image generation module is used for executing the image splicing instruction, splicing the images to be spliced and generating spliced images;
the subimage generation module is used for dividing the spliced image and generating N subimages corresponding to N target displays in the target split screen;
and the subimage sending module is used for sending the N subimages to N target decoding end devices, so that the N target decoding end devices send the N subimages to the N target displays respectively for displaying, and the N target decoding end devices are decoding end devices which are connected with the N target split screens respectively.
7. The apparatus of claim 6, wherein the image to be stitched determination module is configured to:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
and taking the target image to be displayed as the image to be spliced.
8. The apparatus of claim 6, wherein the image stitching instructions further comprise:
the method comprises the following steps that size information and position information of each image to be spliced and a splicing display mode of the spliced images are obtained, wherein the splicing mode comprises at least one of covering display, overlapping display and splicing display;
the image to be spliced determining module is used for:
determining a target image to be displayed from the image to be displayed according to the second identification information, wherein the first identification information of the target image to be displayed is consistent with the second identification information;
acquiring an image area corresponding to the position information from the target image to be displayed;
taking the image in the image area as the image to be spliced;
the stitched image generation module:
adjusting the size of the image to be spliced according to the size information to generate an adjusted spliced image;
and splicing the adjusted spliced images according to the splicing display mode to generate spliced images.
9. A server, characterized in that the server comprises a processor and a memory, wherein at least one computer instruction is stored in the memory, and the instruction is loaded and executed by the processor to realize the steps executed in the image display method according to any one of claims 1 to 5.
10. A computer-readable storage medium having stored thereon at least one computer instruction, which is loaded and executed by a processor to perform the steps performed in the image display method of any one of claims 1 to 5.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113094010A (en) * | 2021-03-23 | 2021-07-09 | 西安诺瓦星云科技股份有限公司 | Image display method, device and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113094010A (en) * | 2021-03-23 | 2021-07-09 | 西安诺瓦星云科技股份有限公司 | Image display method, device and system |
| CN113094010B (en) * | 2021-03-23 | 2024-04-05 | 西安诺瓦星云科技股份有限公司 | Image display method, device and system |
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