CN109739458B - Display screen monitoring terminal, LED display control terminal, LED display screen monitoring system and method - Google Patents
Display screen monitoring terminal, LED display control terminal, LED display screen monitoring system and method Download PDFInfo
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- CN109739458B CN109739458B CN201811655143.0A CN201811655143A CN109739458B CN 109739458 B CN109739458 B CN 109739458B CN 201811655143 A CN201811655143 A CN 201811655143A CN 109739458 B CN109739458 B CN 109739458B
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Abstract
The invention relates to the technical field of LED display monitoring, and particularly discloses a display screen monitoring terminal, an LED display control terminal, an LED display screen monitoring system and a method, wherein the display screen monitoring terminal comprises a memory and a processor, the memory stores computer instructions, and the processor is configured to execute the computer instructions to enable the display screen monitoring terminal to realize: generating a screenshot command, sending the screenshot command to an LED display control terminal, receiving image data sent by the LED display control terminal, and correspondingly generating a display card cache image sequence; receiving brightness data configured for an LED display screen and sent by an LED display control terminal, and modulating a display card cache image sequence through the brightness data to generate a modulated image sequence; reading and compressing pixel data in a modulation image sequence to generate a streaming media; and storing and displaying the streaming media. The invention can realize the monitoring of the display image and the display brightness of the LED display screen, and greatly reduces the cost of outdoor advertisement delivery compared with the mode of externally arranging a camera.
Description
Technical Field
The invention relates to the technical field of LED display monitoring, in particular to a display screen monitoring terminal, an LED display control terminal, an LED display screen monitoring system and an LED display screen monitoring method.
Background
The existing outdoor advertisement putting has various putting forms such as poster picture album putting, LED display screen putting, pop-top treasure putting, luminous character putting, and the LED display screen putting is used as the most commonly used outdoor advertisement putting mode at present. The existence of the air curtain can be seen on large shopping malls or open sky buildings, and the air curtain is particularly gorgeous and obvious when coming at night; in addition, the advertisement pictures played in the large LED screen are also exquisite high-definition playing pictures with super strong picture feeling, so that people can have great interest in the products at a glance.
However, because the LED outdoor advertisement delivery has a characteristic of high cost, a general advertisement delivery person needs to know the advertisement playing situation in real time to ensure that the advertisement delivery can achieve the due effect, and the patent (application number 201510989620.7) entitled "method, device and system for monitoring an advertisement delivery terminal" realizes the advertisement delivery state monitoring of the advertisement delivery terminal by acquiring a screenshot of a currently played picture of the advertisement delivery terminal. However, some regulations and regulations of urban construction or laws and regulations require the display brightness of the LED display screen, and the display brightness should be adjusted in a specific time period to avoid inconvenience to the life of people. However, in the method for monitoring the brightness of the LED display screen in the prior art, the LED display screen is photographed by an additionally equipped camera, so that the cost for putting the LED outdoor advertisement is increased by deployment. Therefore, designing a low-cost LED outdoor advertisement delivery monitoring scheme is an urgent problem to be solved.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a display screen monitoring terminal, an LED display control terminal, an LED display screen monitoring system and an LED display screen monitoring method.
A display screen monitor terminal comprising a memory and a processor, wherein: a memory storing computer instructions; a processor configured to execute computer instructions to cause the display screen monitoring terminal to: generating a screenshot instruction, sending the screenshot instruction to an LED display control terminal, receiving image data sent by the LED display control terminal, and correspondingly generating a display card cache image sequence; receiving brightness data configured for an LED display screen and sent by an LED display control terminal, and modulating a display card cache image sequence through the brightness data to generate a modulated image sequence; reading and compressing pixel data in a modulation image sequence to generate a streaming media; saving and displaying the streaming media;
the image data is all or part of the image displayed by the LED display screen.
A display screen monitor terminal comprising a memory and a processor, wherein: a memory storing computer instructions; a processor configured to execute computer instructions to cause the display screen monitoring terminal to: generating a screenshot instruction, sending the screenshot instruction to an LED display control terminal, and receiving a streaming media sent by the LED display control terminal for storage and display; wherein: the streaming media is obtained by reading and compressing pixel data of a modulation image sequence for the LED display control terminal, and the modulation image sequence is generated by modulating an image sequence corresponding to image data stored by the LED display control terminal and used for the LED display screen to display according to brightness data configured for the LED display screen by the LED display control terminal; the image data is all or part of the image displayed by the LED display screen.
An LED display control terminal comprising a memory and a processor, wherein: the memory is used for storing computer instructions, image data displayed by the LED display screen and brightness data configured for the LED display screen; a processor configured to execute computer instructions to cause the LED display control terminal to: receiving a screenshot instruction issued by a display screen monitoring terminal, and sending image data to the display screen monitoring terminal; sending the brightness data to a display screen monitoring terminal; the image data is all or part of the image displayed by the LED display screen.
Further, the image data is an image currently displayed on the LED display screen when the LED display control terminal receives the screenshot instruction.
An LED display control terminal comprising a memory and a processor, wherein: the memory is used for storing computer instructions, image data displayed by the LED display screen and brightness data configured for the LED display screen; a processor configured to execute computer instructions to cause the LED display control terminal to: receiving a screenshot command issued by a display screen monitoring terminal, and modulating an image sequence corresponding to the image data according to the brightness data to generate a modulated image sequence;
reading and compressing pixel data in the modulated image sequence, generating a streaming media, and then sending the streaming media to a display screen monitoring terminal for storage and display; the image data is all or part of the image displayed by the LED display screen.
Further, the image data is an image currently displayed on the LED display screen when the LED display control terminal receives the screenshot instruction.
The utility model provides a LED display screen monitored control system, includes LED display screen, display screen monitor terminal and LED display control terminal, wherein: the display screen monitoring terminal is in communication connection with the LED display control terminal, and the LED display screen is electrically connected with the LED display control terminal; the LED display control terminal stores image data used for displaying on the LED display screen and brightness data configured for the LED display screen; the LED display screen displays the image data and adjusts the display brightness according to the brightness data.
A monitoring method of an LED display screen is realized by the following steps:
(1) the display screen monitoring terminal sends a screenshot instruction to the LED display control terminal;
(2) the LED display control terminal receives a screenshot instruction;
(3) the LED display control terminal sends the image data and the brightness data to the display screen monitoring terminal;
(4) the display screen monitoring terminal generates a display card cache image sequence according to the image data;
(5) the display screen monitoring terminal modulates the display card cache image sequence through the brightness data to generate a modulated image sequence;
(6) the display screen monitoring terminal reads and compresses pixel data in the modulated image sequence to generate a streaming media;
(7) the display screen monitoring terminal stores and displays the streaming media.
A monitoring method of an LED display screen is realized by the following steps:
(1) the display screen monitoring terminal sends a screenshot instruction to the LED display control terminal;
(2) the LED display control terminal receives a screenshot instruction;
(3) the LED display control terminal modulates an image sequence corresponding to the image data according to the brightness data and generates a modulated image sequence;
(4) the LED display control terminal reads and compresses pixel data in the modulation image sequence to generate a streaming media;
(5) the LED display control terminal sends the streaming media to a display screen monitoring terminal;
(6) the display screen monitoring terminal stores and displays the streaming media.
After the image data displayed by the LED display screen and the brightness data configured for the LED display screen are obtained, the image sequence corresponding to the image data is modulated according to the brightness data, the pixel data in the modulated image sequence is read and compressed, so that the streaming media which can embody the brightness information and the image information can be obtained, and after the streaming media is displayed, the image displayed by the LED display screen and the brightness of the screen when the image is displayed can be seen; the invention can realize the monitoring of the display image and the display brightness of the LED display screen, and greatly reduces the cost of outdoor advertisement putting compared with the mode of externally arranging a camera.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a block diagram of a display screen monitoring terminal according to an embodiment of the present invention;
fig. 2 is a block diagram of an LED display control terminal according to an embodiment of the present invention;
fig. 3 is a block diagram of an LED display screen monitoring system according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating steps of a method for monitoring an LED display screen according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating steps of another method for monitoring an LED display screen according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, a display monitor terminal 1 according to an embodiment of the present invention includes a memory 101 and a processor 102, where: a memory 101 storing computer instructions; a processor 102 configured to execute computer instructions to cause the display screen monitoring terminal 1 to implement: generating a screenshot instruction, sending the screenshot instruction to an LED display control terminal, receiving image data sent by the LED display control terminal, and correspondingly generating a display card cache image sequence; receiving brightness data configured for an LED display screen and sent by an LED display control terminal, and modulating a display card cache image sequence through the brightness data to generate a modulated image sequence; reading and compressing pixel data in a modulation image sequence to generate a streaming media; and storing and displaying the streaming media. The image data in this embodiment is all or part of the image displayed on the LED display screen. In this embodiment, specific product parameters of the memory 101 and the processor 102 are not limited, and those skilled in the art may select a mobile phone, a computer, or a PC to implement the functions thereof, and all of them belong to the protection scope of this embodiment as long as they have the characteristics of the display screen monitoring terminal of this embodiment. The display screen monitoring terminal 1 of this embodiment may also send the streaming media to the user who puts in the advertisement, so that the user knows the advertisement putting situation, where the user is a person or an enterprise who pays the advertisement putting fee and provides the advertisement putting content to the advertisement company that maintains the advertisement putting device, and the staff who operates and maintains the display screen monitoring terminal belongs to the staff of the advertisement company, and whether to send the streaming media to the user so that the user knows the advertisement putting situation can be set according to specific requirements during the advertisement putting process, and the specific operation is not described here.
The screenshot instruction in this embodiment may be generated by a worker inputting a corresponding instruction to the display screen monitoring terminal 1, where the input mode includes a key operation or clicking a software operation menu. The screenshot instruction in this embodiment may cause the LED display control terminal to obtain only a certain time (that is, the time when the LED display control terminal receives the screenshot instruction), or a certain specified time interval (for example, one second, ten seconds, or one minute after the LED display control terminal receives the screenshot instruction), or image data for a certain specified period of time (for example, 20 to 21 nights each day). The display card cache image sequence in this embodiment is stored in the display screen monitoring terminal 1, and according to the modulation image sequence generated after the modulation of the brightness data, the pixel data of the modulation image sequence represents the image content displayed by the LED display screen and the screen brightness information at the current moment, and when the display screen monitoring terminal 1 is displaying a streaming media, a worker can visually see the display condition of the LED display screen. The streaming media in this embodiment may be a file in a picture form or a file in a video form, and the embodiment does not limit the specific manner and path for saving the streaming media, and the staff may set the saving according to the specific situation.
As shown in fig. 2, the present invention further provides an LED display control terminal 2, which includes a memory 201 and a processor 202, wherein the memory 201 stores computer instructions, image data displayed by the LED display screen, and brightness data configured for the LED display screen; a processor 202 configured to execute computer instructions to cause the LED display control terminal to: receiving a screenshot instruction issued by a display screen monitoring terminal, and sending image data to the display screen monitoring terminal; sending the brightness data to a display screen monitoring terminal; the image data is all or part of the image displayed by the LED display screen. In this embodiment, the LED display control terminal 2 is configured to control the LED display screen to display an image, and can adjust the display brightness of the LED display screen. In this embodiment, the adjustment mode of the display brightness of the LED display screen is not limited, and the LED display screen may be adjusted by a remote controller or other brightness adjusting devices; the current environment brightness value can be detected by installing a brightness sensor, and the screen brightness value is generated according to the currently configured environment brightness response curve; timed brightness adjustments may also be provided. The image data in this embodiment should be stored in the display card for display on the LED display screen, and the LED display control terminal 2 sends the image information displayed on the LED display screen at the specified time and the luminance information configured for the LED display screen to the display screen monitoring terminal after acquiring the image information and the luminance information.
Specifically, on the basis of the previous embodiment, the image data is an image currently displayed on the LED display screen when the LED display control terminal receives the screenshot instruction. That is, at the time when the LED display control terminal receives the screenshot command, the image information displayed on the LED display screen and the current brightness information are displayed in this embodiment.
As shown in fig. 3, the present invention further provides an LED display screen monitoring system, which includes an LED display screen 3, the display screen monitoring terminal 1 of the above embodiment, and the LED display control terminal 2 of the above embodiment, wherein: the display screen monitoring terminal 1 is in communication connection with the LED display control terminal 2, and the LED display screen 3 is electrically connected with the LED display control terminal 2; the LED display control terminal 2 stores image data used for the LED display screen 3 to display and brightness data configured for the LED display screen 3; the LED display screen 3 displays image data and adjusts its display brightness according to the brightness data. In the LED display screen monitoring system of this embodiment, the display screen monitoring terminal 1 is in communication connection with the LED display control terminal 2, and is configured to transmit the screenshot instruction, the image data, and the brightness data provided in the above embodiment; the LED display screen 3 and the LED display control terminal 2 can be electrically connected through the network cable and used for transmitting image data and brightness data, when the LED display control terminal 2 adjusts the brightness of the LED display screen 3 through the brightness adjusting function, the brightness data are transmitted to the LED display screen 3 through the network cable, and each pixel point of the LED display screen 3 can adjust the display brightness according to the brightness data. In this embodiment, the display screen monitoring terminal 1 sends a screenshot instruction to the LED display control terminal 2, the LED display control terminal 2 receives the screenshot instruction and then sends image data and luminance data to the display screen monitoring terminal 1, the display screen monitoring terminal 1 generates a display card cache image sequence according to the image data, modulates the display card cache image sequence according to the luminance data to generate a modulated image sequence, reads pixel data in the modulated image sequence and compresses the modulated image sequence to generate a streaming media for storage and display. The LED display screen monitoring system of the embodiment realizes the simultaneous monitoring of the display content and the display brightness of the LED display screen, so that a worker or a user can comprehensively know the display condition of the LED display screen.
As shown in fig. 4, an embodiment of the present invention further provides a method for monitoring an LED display screen, which is implemented by the following steps:
and S101, the display screen monitoring terminal sends a screenshot instruction to the LED display control terminal.
In the step, the screenshot command can be generated by inputting a corresponding command to the display screen monitoring terminal by a worker, the input mode comprises key operation or clicking a software operation menu, and the screenshot command can be sent through a wired Ethernet or a wireless local area network.
And S102, receiving a screenshot instruction by the LED display control terminal.
The LED display control terminal is communicated with the display screen monitoring terminal and receives a screenshot instruction sent by the display screen monitoring terminal. The screenshot command in this embodiment may include a meaning that the LED display control terminal is enabled to obtain only a certain time (that is, the time when the LED display control terminal receives the screenshot command), or a specified time interval (for example, one second, ten seconds, or one minute after the LED display control terminal receives the screenshot command), or a specified period of time (for example, 20 to 21 nights per day) or all image data and brightness data.
And S103, the LED display control terminal sends the image data and the brightness data to the display screen monitoring terminal.
After the LED display control terminal responds to the screenshot command, image data required by the screenshot command and used for the LED display screen at a certain moment (or a certain time interval, a certain time period or all) and brightness data of the acquired image data at the corresponding moment are sent to the display screen monitoring terminal together.
And S104, the display screen monitoring terminal generates a display card cache image sequence according to the image data.
The display screen monitoring terminal stores the image data first and then continues the following steps.
And S105, the display screen monitoring terminal modulates the display card cache image sequence through the brightness data to generate a modulated image sequence.
In this embodiment, the pixel data included in the display card cache image sequence is originally configured for the LED display screen, but in the later display process, after the brightness of the LED display screen is adjusted for other reasons, the brightness information of the LED display screen is not consistent with the brightness of the image information originally configured for the LED display screen, so after the brightness data and the image data are obtained, the display card cache image sequence is modulated by the brightness data, and a modulated image sequence is generated.
And S106, reading and compressing the pixel data in the modulated image sequence by the display screen monitoring terminal to generate a streaming media.
The pixel data contained in the modulated image sequence generated after modulation is the combination of the image data and the brightness data, and not only represents the content displayed by the LED display screen, but also represents the display brightness of the LED display screen at the moment (or the time period). The display screen monitoring terminal reads pixel data in the modulated image sequence and compresses the pixel data to generate a streaming media, and the streaming media is the actual display condition of the LED display screen.
And S107, the display screen monitoring terminal stores and displays the streaming media.
The display screen monitoring terminal stores and displays the streaming media, and the streaming media seen by the staff comprise the brightness of the LED display screen and the image displayed by the LED display screen, so that the display condition of the LED display screen is monitored.
The present invention also provides another embodiment of a display screen monitoring terminal 1, which includes a memory 101 and a processor 102, wherein: a memory 101 storing computer instructions; a processor 102 configured to execute computer instructions to cause the display screen monitoring terminal 1 to implement: generating a screenshot instruction, sending the screenshot instruction to the LED display control terminal, and receiving the streaming media sent by the LED display control terminal for storage and display. The stream media is obtained by reading and compressing pixel data of a modulation image sequence for the LED display control terminal, and the modulation image sequence is generated by modulating an image sequence corresponding to image data stored by the LED display control terminal and used for the LED display screen to display according to brightness data configured for the LED display screen by the LED display control terminal; the image data is all or part of the image displayed by the LED display screen. Specific product parameters of the memory 101 and the processor 102 are not limited in this embodiment, and those skilled in the art may select a mobile phone, a computer, or a PC to implement the functions thereof, and all of them belong to the protection scope of this embodiment as long as they have the characteristics of the display screen monitoring terminal 1 of this embodiment. The display screen monitoring terminal 1 of this embodiment may also send the streaming media to the user who puts in the advertisement, so that the user knows the advertisement putting situation, where the user is a person or an enterprise who pays the advertisement putting fee and provides the advertisement putting content to the advertisement company that maintains the advertisement putting device, and the staff who operates and maintains the display screen monitoring terminal belongs to the staff of the advertisement company, and whether to send the streaming media to the user so that the user knows the advertisement putting situation can be set according to specific requirements during the advertisement putting process, and the specific operation is not described here. When the display screen monitoring terminal 1 displays the streaming media, the staff can visually see the display condition of the LED display screen. The streaming media in this embodiment may be a file in a picture form or a file in a video form, and the embodiment does not limit the specific manner and path for saving the streaming media, and the staff may set the saving according to the specific situation.
Specifically, the screenshot instruction in this embodiment may be generated by inputting a corresponding instruction to the display screen monitoring terminal 1 by a worker, where the input mode includes a key operation or clicking a software operation menu. The screenshot instruction in this embodiment may cause the LED display control terminal to obtain only a certain time (that is, the time when the LED display control terminal receives the screenshot instruction), or a specified time interval (for example, one second, ten seconds, or one minute after the LED display control terminal receives the screenshot instruction), or a specified period of time (for example, 20 to 21 nights per day), where the streaming media includes image information and brightness information. The screenshot instruction in this embodiment may further cause the LED display control terminal to obtain all streaming media displayed by the LED display screen.
The present invention also provides another embodiment of an LED display control terminal 2, including a memory 201 and a processor 202, wherein: a memory 201 for storing computer instructions, image data displayed by the LED display screen, and brightness data configured for the LED display screen; a processor 202 configured to execute computer instructions to cause the LED display control terminal to: receiving a screenshot command issued by a display screen monitoring terminal, and modulating an image sequence corresponding to the image data according to the brightness data to generate a modulated image sequence; reading and compressing pixel data in the modulated image sequence, generating a streaming media, and then sending the streaming media to a display screen monitoring terminal for storage and display; the image data is all or part of the image displayed by the LED display screen. In this embodiment, the LED display control terminal 2 is configured to control the LED display screen to display an image, and can adjust the display brightness of the LED display screen. In this embodiment, the adjustment mode of the display brightness of the LED display screen is not limited, and the LED display screen may be adjusted by a remote controller or other brightness adjusting devices; the current environment brightness value can be detected by installing a brightness sensor, and the screen brightness value is generated according to the currently configured environment brightness response curve; timed brightness adjustments may also be provided. The image data in this embodiment should be stored in the display card for display on the LED display screen, after acquiring the image data displayed on the LED display screen at the specified time and the luminance data configured for the LED display screen, the LED display control terminal 2 modulates the image sequence corresponding to the image data according to the luminance data to generate a modulated image sequence, reads and compresses pixel data in the modulated image sequence, generates a streaming media, and sends the streaming media to the display screen monitoring terminal for storage and display. The streaming media of the embodiment includes both the content displayed by the LED display screen and the display brightness of the LED display screen at the moment (or the time period), so that the display content and the display brightness are jointly monitored.
Specifically, on the basis of the previous embodiment, the image data is an image currently displayed on the LED display screen when the LED display control terminal receives the screenshot instruction. That is, the moment when the LED display control terminal receives the screenshot command, the image information displayed on the LED display screen, and the current brightness information in this embodiment.
The LED display screen monitoring system according to another embodiment of the present invention includes an LED display screen 3, the display screen monitoring terminal 1 according to the above embodiment, and the LED display control terminal 2 according to the above embodiment, wherein: the display screen monitoring terminal 1 is in communication connection with the LED display control terminal 2, and the LED display screen 3 is electrically connected with the LED display control terminal 2; the LED display control terminal 2 stores image data used for the LED display screen 3 to display and brightness data configured for the LED display screen 3; the LED display screen 3 displays image data and adjusts its display brightness according to the brightness data. In the LED display screen monitoring system of this embodiment, the display screen monitoring terminal 1 is in communication connection with the LED display control terminal 2, and is configured to transmit the screenshot instruction and the streaming media proposed in the above embodiment; the LED display screen 3 and the LED display control terminal 2 of this embodiment can be electrically connected through the network cable for transmitting image data and brightness data, when the LED display control terminal 2 adjusts the brightness of the LED display screen 3 through the brightness adjusting function, the brightness data is transmitted to the LED display screen 3 through the network cable, and each pixel point of the LED display screen 3 can adjust the display brightness according to the brightness data. In this embodiment, the display screen monitoring terminal 1 generates a screenshot instruction and sends the screenshot instruction to the LED display control terminal 2, and after receiving the screenshot instruction, the LED display control terminal 2 modulates an image sequence corresponding to image data according to luminance data and generates a modulated image sequence, reads pixel data in the modulated image sequence and compresses the pixel data to generate a streaming media, and then sends the streaming media to the display screen monitoring terminal 1 for storage and display. The LED display screen monitoring system of the embodiment realizes the simultaneous monitoring of the display content and the display brightness of the LED display screen, so that a worker or a user can comprehensively know the display condition of the LED display screen.
As shown in fig. 5, the LED display screen monitoring method according to another embodiment of the present invention is implemented by the following steps:
and S201, the display screen monitoring terminal sends a screenshot instruction to the LED display control terminal.
In the step, the screenshot command can be generated by inputting a corresponding command to the display screen monitoring terminal by a worker, the input mode comprises key operation or clicking a software operation menu, and the screenshot command can be sent by a wired Ethernet network or a wireless local area network and the like.
And S202, the LED display control terminal receives a screenshot instruction.
The LED display control terminal is communicated with the display screen monitoring terminal and receives a screenshot instruction sent by the display screen monitoring terminal. The meaning included in the screenshot instruction in this embodiment may be that the LED display control terminal is enabled to obtain only a certain time (that is, the time when the LED display control terminal receives the screenshot instruction), or a specified time interval (for example, one second, ten seconds, or one minute after the LED display control terminal receives the screenshot instruction), or a specified period of time (for example, 20 to 21 nights per day) of streaming media, where the streaming media includes image information and brightness information.
And S203, the LED display control terminal modulates the image sequence corresponding to the image data according to the brightness data and generates a modulated image sequence.
In the embodiment, the pixel data included in the image data is originally configured for the LED display screen, but in the later display process, after the brightness of the LED display screen is adjusted for other reasons, the brightness information of the LED display screen is not consistent with the brightness of the image information originally configured for the LED display screen, so after the brightness data and the image data are acquired, the image sequence corresponding to the image data is modulated by the brightness data, and a modulated image sequence is generated.
And step S204, the LED display control terminal reads and compresses the pixel data in the modulation image sequence to generate a streaming media.
The pixel data contained in the modulated image sequence generated after modulation is the combination of the image data and the brightness data, and represents the content displayed by the LED display screen, and also represents the display brightness of the LED display screen at the moment (or the time period). The LED display control terminal reads the pixel data in the modulation image sequence and compresses the pixel data to generate a streaming media, and the streaming media is the actual display condition of the LED display screen.
And S205, the LED display control terminal sends the streaming media to a display screen monitoring terminal.
The LED display control terminal sends the streaming media to the display screen monitoring terminal in a wired or wireless communication mode.
And S206, the display screen monitoring terminal stores and displays the streaming media.
The display screen monitoring terminal stores and displays the streaming media, and the streaming media seen by the staff comprise the brightness of the LED display screen and the image displayed by the LED display screen, so that the display condition of the LED display screen is monitored.
After the image data displayed by the LED display screen and the brightness data configured for the LED display screen are obtained, the image sequence corresponding to the image data is modulated according to the brightness data, the pixel data in the modulated image sequence is read and compressed, so that the streaming media which can embody the brightness information and the image information can be obtained, and after the streaming media is displayed, the image displayed by the LED display screen and the brightness of the screen when the image is displayed can be seen; the invention not only realizes the simultaneous monitoring of the display content and the display brightness of the LED display screen, and enables the staff or the user to comprehensively know the display condition of the LED display screen, but also greatly reduces the cost of outdoor advertisement putting compared with the mode of externally arranging a camera.
The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.
Claims (10)
1. A display screen monitor terminal, includes memory and treater, its characterized in that:
the memory storing computer instructions;
the processor is configured to execute the computer instructions to cause the display screen monitoring terminal to:
generating a screenshot command and sending it to the LED display control terminal, an
Receiving image data sent by the LED display control terminal and correspondingly generating a display card cache image sequence, receiving brightness data sent by the LED display control terminal and configured for an LED display screen, modulating the display card cache image sequence through the brightness data to generate a modulated image sequence, reading pixel data in the modulated image sequence and compressing to generate a streaming media, or,
receiving a streaming media sent by the LED display control terminal, wherein the streaming media sent by the LED display control terminal is generated by modulating an image sequence corresponding to image data by the LED display control terminal according to brightness data to generate a modulated image sequence, reading pixels in the modulated image sequence and compressing the pixels;
storing and displaying the streaming media, and sending the streaming media to a user side for putting advertisements;
the image data is a partial image of the LED display screen at a certain moment, a certain specified time interval or a certain specified time period, which is acquired by the LED display control terminal according to the screenshot instruction, or a whole image of the LED display screen acquired by the LED display control terminal according to the screenshot instruction.
2. A display screen monitor terminal, includes memory and treater, its characterized in that:
the memory storing computer instructions;
the processor is configured to execute the computer instructions to cause the display screen monitoring terminal to:
generating a screenshot instruction and sending the screenshot instruction to an LED display control terminal, wherein the screenshot instruction is generated by inputting an instruction to the display screen monitoring terminal through key operation or clicking a software operation menu by a worker, and
receiving the streaming media sent by the LED display control terminal, storing and displaying the streaming media, and sending the streaming media to a user side for putting advertisements;
wherein: the streaming media is obtained by reading and compressing pixel data of a modulation image sequence for the LED display control terminal, wherein the modulation image sequence is generated by modulating an image sequence corresponding to image data stored by the LED display control terminal and used for the LED display screen to display according to brightness data configured for the LED display screen by the LED display control terminal; the image data is a partial image of the LED display screen at a certain moment, a certain specified time interval or a certain specified time period, which is acquired by the LED display control terminal according to the screenshot instruction, or a whole image of the LED display screen, which is acquired by the LED display control terminal according to the screenshot instruction.
3. An LED display control terminal comprises a memory and a processor, and is characterized in that:
the memory stores computer instructions, image data displayed by the LED display screen and brightness data configured for the LED display screen;
the processor is configured to execute the computer instructions to cause the LED display control terminal to:
receiving a screenshot instruction issued by a display screen monitoring terminal, and
sending the image data to the display screen monitoring terminal, sending the brightness data to the display screen monitoring terminal so that the display screen monitoring terminal correspondingly generates a display card cache image sequence after receiving the image data, modulating the display card cache image sequence through the brightness data after receiving the brightness data to generate a modulated image sequence, reading and compressing pixel data in the modulated image sequence to generate a streaming media, storing and displaying the streaming media, and sending the streaming media to a user side for delivering advertisements, or,
modulating an image sequence corresponding to the image data according to the brightness data to generate a modulated image sequence, reading pixel data in the modulated image sequence and compressing the pixel data, generating a streaming media, sending the streaming media to the display screen monitoring terminal for storage and display, and sending the streaming media to a user side for delivering advertisements;
the image data is a partial image of the LED display screen at a certain moment, a certain specified time interval or a certain specified time period, which is acquired by the LED display control terminal according to the screenshot instruction, or a whole image of the LED display screen acquired by the LED display control terminal according to the screenshot instruction.
4. The LED display control terminal of claim 3, wherein the image data is an image currently displayed on the LED display screen when the LED display control terminal receives the screenshot command.
5. An LED display control terminal, comprising a memory and a processor, characterized in that:
the memory stores computer instructions, image data displayed by the LED display screen and brightness data configured for the LED display screen;
the processor configured to execute the computer instructions to cause the LED display control terminal to:
receiving a screenshot instruction issued by a display screen monitoring terminal, wherein the screenshot instruction is generated by a worker inputting an instruction to the display screen monitoring terminal through key operation or clicking a software operation menu, and
modulating an image sequence corresponding to the image data according to the brightness data and generating a modulated image sequence;
reading and compressing pixel data in the modulation image sequence, generating a streaming media, sending the streaming media to the display screen monitoring terminal for storage and display, and sending the streaming media to a user side for delivering advertisements;
the image data is a partial image of the LED display screen at a certain moment, a certain specified time interval or a certain specified time period, which is obtained by the LED display control terminal according to the screenshot instruction, or a whole image of the LED display screen, which is obtained by the LED display control terminal according to the screenshot instruction.
6. The LED display control terminal of claim 5, wherein the image data is an image currently displayed on the LED display screen when the LED display control terminal receives the screenshot command.
7. An LED display screen monitoring system, comprising an LED display screen, the display screen monitoring terminal of claim 1 and the LED display control terminal of any one of claims 3 to 4, wherein:
the display screen monitoring terminal is in communication connection with the LED display control terminal, and the LED display screen is electrically connected with the LED display control terminal; the LED display control terminal stores image data used for displaying the LED display screen and brightness data configured for the LED display screen; the LED display screen displays image data and adjusts the display brightness according to the brightness data.
8. An LED display screen monitoring system, comprising an LED display screen, the display screen monitoring terminal of claim 2, and the LED display control terminal of any one of claims 5 or 6, wherein:
the display screen monitoring terminal is in communication connection with the LED display control terminal, and the LED display screen is electrically connected with the LED display control terminal; the LED display control terminal stores image data used for displaying the LED display screen and brightness data configured for the LED display screen; the LED display screen displays image data and adjusts the display brightness according to the brightness data.
9. A monitoring method of an LED display screen is characterized by comprising the following steps:
(1) the display screen monitoring terminal sends a screenshot instruction to the LED display control terminal;
(2) the LED display control terminal receives a screenshot instruction;
(3) the LED display control terminal sends image data and brightness data to the display screen monitoring terminal, the display screen monitoring terminal generates a display card cache image sequence according to the image data, the display screen monitoring terminal modulates the display card cache image sequence through the brightness data to generate a modulated image sequence, the display screen monitoring terminal reads pixel data in the modulated image sequence and compresses the pixel data to generate a streaming media, or the display screen monitoring terminal receives the streaming media sent by the LED display control terminal, and the streaming media sent by the LED display control terminal modulates the image sequence corresponding to the image data according to the brightness data to generate a modulated image sequence, reads pixels in the modulated image sequence and compresses the pixels to generate the streaming media;
the image data is a partial image displayed by the LED display screen at a certain moment, a certain specified time interval or a certain specified time period, which is acquired by the LED display control terminal according to the screenshot instruction, or a whole image displayed by the LED display screen acquired by the LED display control terminal according to the screenshot instruction;
(4) the display screen monitoring terminal stores and displays the streaming media and sends the streaming media to a user side for putting advertisements.
10. A monitoring method of an LED display screen is characterized by comprising the following steps:
(1) the method comprises the steps that a display screen monitoring terminal sends a screenshot instruction to an LED display control terminal, wherein the screenshot instruction is generated by inputting an instruction to the display screen monitoring terminal through key operation or clicking a software operation menu by a worker;
(2) the LED display control terminal receives the screenshot instruction;
(3) the LED display control terminal modulates an image sequence corresponding to the image data according to the brightness data and generates a modulated image sequence; the image data is a partial image displayed by the LED display screen at a certain moment, a certain specified time interval or a certain specified time period, which is acquired by the LED display control terminal according to the screenshot instruction, or a whole image displayed by the LED display screen, which is acquired by the LED display control terminal according to the screenshot instruction;
(4) the LED display control terminal reads and compresses the pixel data in the modulation image sequence to generate a streaming media;
(5) the LED display control terminal sends the streaming media to the display screen monitoring terminal;
(6) the display screen monitoring terminal stores and displays the streaming media and sends the streaming media to a user side for putting advertisements.
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| CN111933076B (en) * | 2020-09-30 | 2021-01-01 | 卡莱特（深圳）云科技有限公司 | Method and device for setting display parameters of display screen on scheduling list |
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