CN109801590B - Multi-receiving-unit automatic configuration method, device and system for LED display screen - Google Patents
Multi-receiving-unit automatic configuration method, device and system for LED display screen Download PDFInfo
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Abstract
The invention relates to a method, a device and a system for automatically configuring multiple receiving units of an LED display screen, wherein the method comprises the following steps: step S1: controlling each receiving unit to display different colors according to the number of each receiving unit; step S2: receiving images displayed by all receiving units acquired by image acquisition equipment, and determining the position of each receiving unit based on the color displayed by each receiving unit in the images; step S3: and binding the obtained position and number of the receiving unit to complete configuration. Compared with the prior art, the invention has the advantages of completing the automatic connection of the receiving unit and the like.
Description
Technical Field
The invention relates to the field of display control, in particular to a method, a device and a system for automatically configuring multiple receiving units of an LED display screen.
Background
At present, a spliced combined screen is needed in many commercial occasions, the type of screen has a plurality of receiving cards, in the traditional spliced combined scheme for controlling the receiving cards displayed by the LED, the spliced combined scheme is limited by field reasons, various different connecting and wiring lines are provided, when the LED display screen is debugged in the later stage, in order to correctly display contents, the combined connection of a plurality of receiving card units according to requirements is needed, namely the physical position of each serial number screen of a software end needs to be confirmed, corresponding contents can be sent to the corresponding screen to be displayed, the process of the prior realization needs to be artificially identified and checked, the connection and the matching are realized at the software end, the corresponding relation is generated, the process is relatively inconvenient, the error is easy, and the test can be normally carried out through multiple pairing experiments.
Disclosure of Invention
The present invention is directed to a method, an apparatus, and a system for automatically configuring multiple receiving units for an LED display screen to overcome the above-mentioned drawbacks of the prior art.
The purpose of the invention can be realized by the following technical scheme:
a multi-receiving unit automatic configuration method for an LED display screen comprises the following steps:
step S1: controlling each receiving unit to display different colors according to the serial number of each receiving unit, wherein the colors comprise colors and brightness;
step S2: receiving images displayed by all receiving units acquired by image acquisition equipment, and determining the position of each receiving unit based on the color displayed by each receiving unit in the images;
step S3: and binding the obtained position and number of the receiving unit to complete configuration.
The step S1 specifically includes:
step S11: acquiring the port number of each receiving unit and the serial number in the designated port queue;
step S12: and sending the color information required to be displayed by the receiving unit to the receiving unit based on the port number of the receiving unit and the sequence number in the specified port queue.
The step S2 specifically includes:
step S21: receiving images displayed by all receiving units and acquired by image acquisition equipment;
step S22: the colors of all parts in the image are identified, and the positions of all receiving units are obtained according to the colors of all parts.
A display control device with multiple receiving units comprises a signal output end, a memory, a processor and a program which is stored in the memory and executed by the processor, wherein the signal output end is connected to each receiving unit, the device also comprises a signal input end which is connected with an image acquisition device, and the processor executes the program to realize the following steps:
step S1: controlling each receiving unit to display different colors according to the number of each receiving unit;
step S2: receiving images displayed by all receiving units acquired by image acquisition equipment, and determining the position of each receiving unit based on the color displayed by each receiving unit in the images;
step S3: and binding the obtained position and number of the receiving unit to complete configuration.
The image acquisition equipment is a camera or a mobile terminal with a camera module.
The signal output terminal includes a plurality of ports, each port connected to one or more receiving units.
A display system containing multiple receiving units comprises a display control device and multiple receiving units, wherein the device comprises a signal output end, a memory, a processor and a program which is stored in the memory and executed by the processor, the signal output end is connected to each receiving unit, the system further comprises an image acquisition device, the device further comprises a signal input end, the signal input end is connected with the image acquisition device, and the processor executes the program to realize the following steps:
step S1: controlling each receiving unit to display different colors according to the number of each receiving unit;
step S2: receiving images displayed by all receiving units acquired by image acquisition equipment, and determining the position of each receiving unit based on the color displayed by each receiving unit in the images;
step S3: and binding the obtained position and number of the receiving unit to complete configuration.
Compared with the prior art, the invention has the following beneficial effects:
1) different colors are configured for the display screen, and the corresponding relation between the number and the position of the receiving unit is obtained by combining the image acquired by the image acquisition equipment, so that the relation of signal connection is analyzed, and a wiring table of the receiving unit is generated. The intelligent device and the sending card of the LED control system perform some instruction operations, and the receiving cards connected and configured in the LED screen body are issued by the sending card to complete the automatic connection of the receiving units.
2) And combining the port number and the sequence number, the carrying capacity of the system can be realized.
3) The image acquisition equipment can adopt a mobile phone, and is more convenient to use.
Drawings
FIG. 1 is a schematic flow chart of the main steps of the method of the present invention;
FIG. 2 is a schematic diagram of a transmitting card and an interface unit;
FIG. 3 is a schematic diagram of a display system including multiple receiving units;
wherein: 1. display control device, 2, image acquisition equipment, 3, receiving element.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
The application provides a scheme for rapid connection configuration for solving the problems of difficult connection and low efficiency of a multi-receiving card combination of an LED display screen in the prior art, and relates to an image visual identification method and a principle of a receiving unit 3. The LED control system is an algorithm principle for acquiring and processing visual images and a function realization method.
The principle of image visual identification method; in the LED control system, a plurality of receiving units 3 are transmitted, and each receiving unit 3 processes a part of an image, and the connection relationship between each receiving terminal and the wiring of a limited area is irregular. In order to solve the problem that the field connection relation is consistent with the software configuration, pairing is needed.
As shown in fig. 3, the combined display system including multiple receiving units 3 includes a display control device 1 and multiple receiving units 3, the device includes a signal output terminal, a memory, a processor, and a program stored in the memory and executed by the processor, the signal output terminal is connected to each receiving unit 3, the system further includes an image capturing device 2, the device further includes a signal input terminal, the signal input terminal is connected to the image capturing device 2, as shown in fig. 1, the processor implements the following steps when executing the program:
step S1: controlling each receiving unit 3 to display different colors according to the number of each receiving unit 3, wherein the signal output end comprises a plurality of ports, each port is connected to one or more receiving units 3, and the process specifically comprises the following steps:
step S11: acquiring the port number of each receiving unit 3 and the serial number in the designated port queue;
step S12: based on the port number of the receiving unit 3 and the serial number in the designated port queue, the color information it needs to display is sent to the receiving unit 3.
Step S2: receiving the images displayed by all the receiving units 3 acquired by the image acquisition device 2, and determining the position of each receiving unit 3 based on the color displayed by each receiving unit 3 in the image, specifically including:
step S21: receiving images displayed by all receiving units 3 acquired by the image acquisition equipment 2;
step S22: the colors of the parts in the image are identified and the position of each receiving unit 3 is derived from the color of the parts.
Step S3: and binding the obtained position and number of the receiving unit 3 to complete configuration.
The following describes a specific process, and the image identification information generation elements include: the line number where the receiving card (i.e. receiving unit 3) is located, the receiving card pair number (arrangement number), as in table 1:
TABLE 1
From the above information, a value can be synthesized to indicate the queue position of the receiving card and the transmitting port to carry the card. For example, with an 8Bit value, then Bit [7:6] is the port value and Bit [5:0] is the queue position value. If the port A of the sending card is 2 ' B00, the port B is 2 ' B01, the port C is 2 ' B10, the port D is 2 ' B11, the queue of the port A belt is the card with the position 1 and the value of the card is 8 ' h00, the queue of the port A belt is 8 ' h02 at the position 3, the card and the card are sequentially arranged, and the value of the last block of the port A belt is 8 ' h 00.
Image identification information expression: after the image information is generated, how to effectively express the accurate acquisition of the parallel intelligent equipment. In the patent, the receiving card in each LED display screen unit can be expressed by the color and the brightness of the box body unit, and because the LED screen is formed by the LED lamp tubes with three colors of RGB, the receiving card can display the color and the brightness of the information code under the drive of the bottom layer control system embedded in the receiving card, and the LED unit blocks carried by the drive can be lightened to emit light. For the information in the above example, Bit [7:6] is the color representation, and Bit [5:0] is the brightness level value of that color. Then, a plurality of receiving cards under one sending card have non-repetitive color and brightness expression values, and are displayed on the LED box units of the unit blocks. In the information generation, the process is completely automatically generated by combination and changes along with the change of the connection relation, and the generated information code is stably and clearly expressed on each receiving card unit block by converting into color and brightness, as shown in fig. 2.
Image recognition information capturing: how to effectively and accurately acquire the image can be completed by various types of portable intelligent equipment such as a PC (personal computer), a tablet, a smart phone and the like in the system, the equipment is easy to have a high-precision camera assembly, the whole LED screen image can be quickly obtained in a field shooting mode, and the image information comprises color and brightness.
Information processing and function realization: the information capture is completed by photographing, the intelligent equipment processes the image information acquired by photographing to generate digital quantization information, and the information content difference is obvious after the digitization and the expression is accurate; the method can quickly calculate the address of the port and the queue address connected in the port, and can analyze the relation of signal connection to generate a routing table of the receiving unit 3. The intelligent device and the sending card (device) of the LED control system perform some instruction operations, and the sending card (device) issues each receiving card which is connected and configured in the LED screen body, so that the automatic connection of the receiving card unit box body is completed.
Claims (7)
1. A multi-receiving unit automatic configuration method for an LED display screen is characterized by comprising the following steps:
step S1: controlling each receiving unit to display different colors according to the number of each receiving unit, wherein the colors comprise colors and brightness,
step S2: receiving the images displayed by all the receiving units acquired by the image acquisition equipment, determining the position of each receiving unit based on the color displayed by each receiving unit in the image,
step S3: binding the obtained position and number of the receiving unit to complete configuration;
the step S1 specifically includes:
step S11: acquiring the port number of each receiving unit and the sequence number in the designated port queue,
step S12: and sending color information required to be displayed by the receiving unit to the receiving unit based on the port number of the receiving unit and the serial number in the designated port queue, wherein the color in the color corresponds to the port number of the receiving unit, and the brightness corresponds to the serial number of the receiving unit in the port queue.
2. The method according to claim 1, wherein the step S2 specifically includes:
step S21: receiving images displayed by all receiving units and acquired by image acquisition equipment;
step S22: the colors of all parts in the image are identified, and the positions of all receiving units are obtained according to the colors of all parts.
3. A display control device with multiple receiving units comprises a signal output end, a memory, a processor and a program which is stored in the memory and executed by the processor, wherein the signal output end is connected to each receiving unit, the device is characterized by further comprising a signal input end which is connected with an image acquisition device, and the processor executes the program to realize the following steps:
step S1: controlling each receiving unit to display different colors according to the number of each receiving unit, wherein the colors comprise colors and brightness,
step S2: receiving the images displayed by all the receiving units acquired by the image acquisition equipment, determining the position of each receiving unit based on the color displayed by each receiving unit in the image,
step S3: binding the obtained position and number of the receiving unit to complete configuration;
the signal output end includes a plurality of ports, each port is connected to one or more receiving units, and the step S1 specifically includes:
step S11: acquiring the port number of each receiving unit and the sequence number in the designated port queue,
step S12: and sending the color information required to be displayed by the receiving unit to the receiving unit based on the port number of the receiving unit and the sequence number in the specified port queue.
4. The display control apparatus of claim 3, wherein the image capturing device is a camera or a mobile terminal with a camera module.
5. The multi-receiving-unit display control device according to claim 3, wherein the step S2 specifically includes:
step S21: receiving images displayed by all receiving units and acquired by image acquisition equipment;
step S22: the colors of all parts in the image are identified, and the positions of all receiving units are obtained according to the colors of all parts.
6. A display system containing multiple receiving units comprises a display control device and multiple receiving units, wherein the device comprises a signal output end, a memory, a processor and a program which is stored in the memory and executed by the processor, the signal output end is connected to each receiving unit, the system is characterized by further comprising an image acquisition device, the device further comprises a signal input end, the signal input end is connected with the image acquisition device, and the processor executes the program to realize the following steps:
step S1: controlling each receiving unit to display different colors according to the number of each receiving unit, wherein the colors comprise colors and brightness,
step S2: receiving the images displayed by all the receiving units acquired by the image acquisition equipment, determining the position of each receiving unit based on the color displayed by each receiving unit in the image,
step S3: binding the obtained position and number of the receiving unit to complete configuration;
the signal output end includes a plurality of ports, each port is connected to one or more receiving units, and the step S1 specifically includes:
step S11: acquiring the port number of each receiving unit and the sequence number in the designated port queue,
step S12: and sending the color information required to be displayed by the receiving unit to the receiving unit based on the port number of the receiving unit and the sequence number in the specified port queue.
7. The system according to claim 6, wherein the image capturing device is a camera or a mobile terminal with a camera module.
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| CN110120199B (en) * | 2019-05-28 | 2020-12-25 | 厦门强力巨彩光电科技有限公司 | LED display screen installation and debugging method and module information acquisition and storage method |
| CN111767015A (en) * | 2020-06-29 | 2020-10-13 | 广州视源电子科技股份有限公司 | Display screen control method, device, equipment, system and storage medium |
| CN112259043A (en) * | 2020-09-22 | 2021-01-22 | 深圳市奥拓电子股份有限公司 | Method, device and system for setting LED display screen connection line by two-dimensional code |
| CN112102773B (en) * | 2020-09-22 | 2022-02-01 | 深圳市奥拓电子股份有限公司 | Method, device and system for adjusting splicing bright and dark lines of LED display screen |
| CN112114766B (en) * | 2020-10-10 | 2023-01-10 | 天长市辉盛电子有限公司 | Display control system of small-spacing LED display screen |
| CN114241964B (en) * | 2021-12-29 | 2023-06-30 | 卡莱特云科技股份有限公司 | Simulation lighting method, device and system for special-shaped LED display screen |
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