CN112637522A - Signal source switching method and device of display system, storage medium and processor - Google Patents

Signal source switching method and device of display system, storage medium and processor Download PDF

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Publication number
CN112637522A
CN112637522A CN202011365017.9A CN202011365017A CN112637522A CN 112637522 A CN112637522 A CN 112637522A CN 202011365017 A CN202011365017 A CN 202011365017A CN 112637522 A CN112637522 A CN 112637522A
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China
Prior art keywords
signal source
equipment
display system
source switching
channel
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CN202011365017.9A
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Chinese (zh)
Inventor
高鑫宇
周晶晶
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Xian Novastar Electronic Technology Co Ltd
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Xian Novastar Electronic Technology Co Ltd
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Priority to CN202011365017.9A priority Critical patent/CN112637522A/en
Publication of CN112637522A publication Critical patent/CN112637522A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268Signal distribution or switching
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/14Digital output to display device ; Cooperation and interconnection of the display device with other functional units

Abstract

The invention discloses a signal source switching method and device of a display system, a storage medium and a processor. Wherein, the method comprises the following steps: displaying a channel diagram of the display system, wherein the channel diagram is used for representing the physical connection relationship among a plurality of signal sources, video processing equipment and display equipment in the display system; generating a signal source switching instruction according to signal source switching operation of a user on a channel diagram; and sending the signal source switching instruction to a server, wherein the server controls the video processing equipment to switch the signal source according to the signal source switching instruction. The invention solves the technical problems of high maintenance cost and high error rate caused by complex configuration of the connection relation between the devices.

Description

Signal source switching method and device of display system, storage medium and processor
Technical Field
The invention relates to the technical field of display, in particular to a signal source switching method and device of a display system, a storage medium and a processor.
Background
In the field of mounting, video control of display systems involves the management of their signal sources, switches, splicers, receiver cards, transmitter cards and connection channels to the display screen. According to different requirements of a user, switching of display of a signal source is often required, in the prior art, a connection relationship of devices is configured through a configuration file or a World Wide Web (World Wide Web) form, so that switching of the signal source is achieved, and specifically, a scheme of the Web form is to complete configuration of connection relationship information by filling in input and output information of the devices on a Web page according to a mapping relationship between objects. However, as the number of devices in the video control system increases, the connection relationship is very complex, which increases the difficulty of system maintenance, for example, the increase of signal source devices may cause the increase of corresponding interfaces and connections, and a modification error of the connection relationship of one device interface may cause the disorder of the whole link relationship, resulting in higher maintenance cost. Therefore, the configuration scheme of the connection relationship between the devices in the field of the fixed mounting provided by the prior art has poor expansibility, high maintenance cost and high error rate, has high requirement on the capability of field maintenance personnel, and is not friendly enough in user experience.
Aiming at the problems of high updating and maintaining cost and high error rate caused by complex configuration of the connection relation between the devices in the prior art, no effective solution is provided at present.
Disclosure of Invention
The embodiment of the invention provides a signal source switching method and device of a display system, a storage medium and a processor, which are used for at least solving the technical problems of high maintenance cost and high error rate caused by complex configuration of a connection relation between devices.
According to an aspect of the embodiments of the present invention, there is provided a signal source switching method of a display system, including: displaying a channel diagram of the display system, wherein the channel diagram is used for representing the physical connection relationship among a plurality of signal sources, video processing equipment and display equipment in the display system; generating a signal source switching instruction according to signal source switching operation of a user on a channel diagram; and sending the signal source switching instruction to a server, wherein the server controls the video processing equipment to switch the signal source according to the signal source switching instruction.
Further, the connection relations in the channel map correspond to the physical connection relations one to one, and the signal source switching operation is used for updating the data connection relations between any one or more signal sources in the channel map and the video processing device.
Further, before receiving a signal source switching instruction generated in the communication diagram, the method further includes: generating a channel map, wherein generating the channel map comprises: opening a channel map editor, wherein the channel map editor comprises: a tool area, an equipment area, a canvas area, and an attribute setting area; receiving a dragging operation from an equipment area to a canvas area, and dragging the selected equipment to the canvas area according to the dragging operation; after a wiring tool is selected from the tool area, receiving wiring operation, and connecting the equipment in the canvas area according to the actual physical connection relation according to the wiring operation; and setting attribute information of equipment and a connection line in an attribute setting area, wherein the attribute information of the equipment at least comprises address information and/or identification information of entity equipment corresponding to the equipment.
Further, the signal source switching instruction at least comprises address information and/or identification information of any one or more devices to be controlled in the display system, and the server determines the devices to be controlled according to the address information and/or the identification information.
Furthermore, the connection relation in the channel map is stored in the form of a JSON object, and after receiving a signal source switching operation generated in the channel map, the JSON object is correspondingly updated.
Further, the method further comprises: and generating an equipment situation map according to the connection relation of the equipment in the channel map, wherein the situation map comprises icons for displaying the equipment in the system and the operation parameters of the equipment.
Further, the method further comprises: detecting the operation parameters of each device in the display system; determining the operation state of each device according to the operation parameters, wherein the operation state comprises the following steps: abnormal operation and normal operation; determining the operation state of the display system according to the operation state of each device; and under the condition that any one device and/or the display system is abnormal in operation, sending alarm information and modifying display parameters of the device situation map.
According to another aspect of the embodiments of the present invention, there is also provided a signal source switching method for a display system, including: the method comprises the steps that a server receives a signal source switching instruction generated in a channel diagram, wherein the channel diagram is used for representing the physical connection relation among a plurality of signal sources, video processing equipment and display equipment, and after the display equipment displays a pre-generated channel diagram, the display equipment receives signal source switching operation generated in the channel diagram and generates a signal source switching instruction according to the signal source switching operation; and the server sends the signal source switching instruction to the video processing equipment, wherein the video processing equipment switches the signal source according to the signal source switching instruction.
Further, the method further comprises: the server side obtains operation parameters of equipment in a display system; and the server sends the operation parameters to the man-machine interaction equipment, wherein the man-machine interaction equipment is used for generating an equipment situation map according to the operation parameters and the connection relation of the equipment in the channel map.
According to another aspect of the embodiments of the present invention, there is also provided a signal source switching apparatus for a display system, including: the display module is used for displaying a channel diagram of the display system, wherein the channel diagram is used for representing the physical connection relationship among a plurality of signal sources, video processing equipment and display equipment in the display system; the first generation module is used for generating a signal source switching instruction according to signal source switching operation of a user on a channel diagram; and the sending module is used for sending the signal source switching instruction to the server, wherein the server controls the video processing equipment to switch the signal source according to the signal source switching instruction.
According to another aspect of the embodiments of the present invention, there is also provided a storage medium including: and a stored program, wherein the device on which the storage medium is located is controlled to execute the switching method of the signal source of the display system when the program runs.
According to another aspect of the embodiments of the present invention, there is also provided a processor, including: the method is used for running the program, wherein the program executes the switching method of the signal source of the display system when running.
In the embodiment of the invention, the connection relation among the devices in the display system is edited in a visual mode, the channel diagrams which correspond to the physical wiring of the field devices one by one are generated, the whole channel relation from a signal source to the devices and from the devices to the display devices is visually displayed, the editing of the connection relation of the devices is realized in a visual mode, and the functions of device simulation and signal source seek are realized. Under the condition of not changing the physical connection of the equipment interface, the connection relation in the channel diagram is changed, and the server side correspondingly updates the signal source or the equipment channel configuration, so that the rapid switching of the video signal source is realized. The operation difficulty of field maintenance personnel is greatly reduced, and the problems of high maintenance cost and high error rate caused by complex configuration of the connection relation between the devices in the prior art are solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a flowchart of a method of switching a signal source of a display system according to an embodiment of the present invention;
fig. 2 is a flowchart of a method of switching a signal source of a display system according to an embodiment of the present invention;
FIG. 3 is a schematic illustration of an alternative channel map according to an embodiment of the present invention;
FIG. 4 is a schematic illustration of an alternative channel map editor user interface in accordance with an embodiment of the invention;
FIG. 5 is a diagram illustrating an alternative component drag method for a channel map editor, in accordance with an embodiment of the present invention;
FIG. 6 is a schematic diagram of an alternative device situation diagram according to an embodiment of the present invention;
fig. 7 is a flowchart of a method for switching signal sources of an alternative display system according to an embodiment of the present invention;
fig. 8 is a schematic diagram of a switching device of a signal source of a display system according to an embodiment of the present invention;
FIG. 9 is a schematic illustration of an alternative channel map editor user interface in accordance with an embodiment of the invention;
fig. 10 is a schematic diagram of an alternative device situation map in accordance with an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of 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.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Example 1
According to an embodiment of the present invention, there is provided an embodiment of a method for switching a signal source of a display system, where it is noted that the steps illustrated in the flowchart of the drawings may be executed in a computer system such as a set of computer executable instructions, and that although a logical order is illustrated in the flowchart, in some cases, the steps illustrated or described may be executed in an order different from that herein.
Fig. 1 is a method for switching a signal source of a display system according to an embodiment of the present invention, as shown in fig. 1, the method including the steps of:
and step S101, displaying a channel diagram of the display system, wherein the channel diagram is used for representing the physical connection relationship among a plurality of signal sources, the video processing equipment and the display equipment in the display system.
The channel map is used for describing the connection relationship of interfaces between different devices in the display system, so that the physical connection relationship between the devices in the actual field is converted into a visual system connection topological map (for example, lines are used for representing the physical connection between the devices), and the visual system connection in the channel map corresponds to the physical connection relationship between the devices in the actual field one by one. Alternatively, the physical connection relationship between the devices may be a bus connection.
The generation of the channel map can be completed firstly, and the physical wiring of the field device is performed according to the channel map, or can be performed firstly, and the channel map is generated according to the physical wiring of the field device. Optionally, the generating of the channel map includes the following steps: finishing drawing a single node of the representation equipment according to a UI (User Interface) design drawing, and adding pictures and word descriptions to the single node of the equipment; and (5) drawing a connecting line, and connecting the single node according to a preset connecting line style and a layout rule. It should be noted that, for a device, it is necessary to support the drawing of multiple signal transmission interfaces of a single device, and to support the drawing of multiple nodes and one parent node at a time; the channel map needs to support interactive events such as background color modifications to individual nodes. Through the steps, the channel diagram of each device in the display system is drawn, and the device simulation is realized. Alternatively, the channel map is a 2D (i.e., 2-dimensional) map.
As shown IN fig. 3, which is an embodiment of a channel diagram of an optional display system, a video processing device may be selected as a sending card and a matrix including a plurality of signal channels, and a display device may be selected as an LED display screen (i.e., a large screen), as shown IN fig. 3, a signal source, the sending card, and the LED display screen are connected by a plurality of connecting lines to represent actual physical connecting lines therebetween, where the signal source and the sending card are connected by a matrix, an IN port IN the matrix represents a signal input interface, an OUT port represents a signal output interface, and the matrix may switch a signal input by any one signal input interface IN to any one signal output by OUT to output by way of channel switching. The signal source is connected to the IN port, and the sending card is connected to the OUT port, so that the visual wiring indication of the signal source and the sending card is realized. Optionally, the matrix is used as a physical connection interface, and the number of the display systems is not limited.
And step S102, generating a signal source switching instruction according to the signal source switching operation of the user on the channel diagram.
The signal source switching operation is sent by a user on a human-computer interaction device, the human-computer interaction device can be an intelligent terminal device such as a mobile phone and a tablet personal computer, the human-computer interaction device can be erected on a Browser/Server (B/S) mode, and the human-computer interaction device can generate a corresponding instruction according to the specific operation sent by the user. For example, a user may log in a designated webpage through the human-computer interaction device to enter the step S101, display a channel map in an interface provided by the webpage, and execute the step S102 in the webpage interface to modify the channel map through a signal source switching operation. Optionally, the user modifies the interface connection line relationship of each device in the channel map on the user interface of the channel map to change the channel of the signal source, and the human-computer interaction device generates a corresponding signal source switching instruction according to the modification of the interface connection line relationship of each device.
And step S103, sending the signal source switching instruction to the server, wherein the server controls the video processing equipment to switch the signal source according to the signal source switching instruction.
The server can be a server or a cluster formed by a plurality of servers. When the signal source switching is realized, the channel of the signal source is changed by modifying the connection relation of the equipment interfaces in the channel diagram. And when the connection relation between the devices in the channel diagram changes, generating a signal source switching instruction, sending the signal source switching instruction to the server, and updating the modified connection relation to the server. And the server generates a control signal according to the received signal source switching instruction and the modified connection relation, and sends the control signal to the corresponding equipment, so that the message notification and the channel conversion of the physical equipment are realized.
It should be noted that, a plurality of signal sources in the display system have been accessed to the display system through physically connected interfaces (for example, the plurality of signal sources have been inserted into the matrix), and in the signal source switching process in step S103, physical connection lines of the plurality of signal sources do not need to be changed (for example, the signal sources are switched by plugging and unplugging connectors of the signal sources), and the switching of the signal source can be realized by controlling a switch of a signal source access channel, so as to realize switching of different signal sources. As shown in FIG. 3, the signal source is connected with the 24-6 ports of the sending card through the matrix, and the on-off control of the signal channel can be realized by sending the on-off signal to the 24-6 ports of the sending card.
Through the steps, the connection relation among the devices in the display system is edited in a visual mode, the channel diagrams corresponding to the physical wiring of the field devices one to one are generated, the whole channel relation from the signal source to the device and from the device to the display device is visually displayed, the editing of the connection relation of the devices is realized in a visual mode, and the functions of device simulation and signal source track finding are realized. Under the condition of not changing the physical connection of the equipment interface, the connection relation in the channel diagram is changed, and the server side correspondingly updates the signal source or the equipment channel configuration, so that the rapid switching of the video signal source is realized. The operation difficulty of field maintenance personnel is greatly reduced, and the problems of high maintenance and updating cost and high error rate caused by complex configuration of the connection relation between the devices in the prior art are solved.
Optionally, the connection relationships in the channel map correspond to physical connection relationships one to one, and the signal source switching operation is configured to update the data connection relationships between any one or more signal sources in the channel map and the video processing device.
The physical connection relationship includes an entity connection relationship between the plurality of signal sources and the video processing device, the data connection relationship may be used to indicate states of data transmission links between the plurality of signal sources and the video processing device, and specifically may include two states, namely data on and data off, when a data transmission link state between one signal source and the video processing device is data on, the video processing device may obtain content to be displayed from the signal source through the data transmission link therebetween, and when a data transmission link state between one signal source and the video processing device is data off, the video processing device may not obtain the content from the signal source.
A signal source switching operation may be understood as a modification of the signal input state of a video processing device by a signal source in a channel map to effect a modification of the data connection relationship between the plurality of signal sources and the video processing device. In an alternative embodiment, the data connection relationship between the signal source and the video processing device can be changed by double-clicking the icon of the signal source in the channel map. For example, in a case that the signal source needs to be switched from the signal source 1 to the signal source 2, the icon of the signal source 1 may be double-clicked to disconnect the data connection relationship between the signal source 1 and the video processing device, and then the icon of the signal source 2 may be double-clicked to open the data connection relationship between the signal source 2 and the video processing device. For another example, the data connection relationship between the single-machine signal source and the video processing device can be changed by opening the corresponding pull-down menu of the single-machine signal source. The present application does not limit what operation method is specifically adopted.
Optionally, before receiving a signal source switching instruction generated in the communication diagram, the method further includes: generating a channel map, wherein generating the channel map comprises: opening a channel map editor, wherein the channel map editor comprises: a tool area, an equipment area, a canvas area, and an attribute setting area; receiving a dragging operation from an equipment area to a canvas area, and dragging the selected equipment to the canvas area according to the dragging operation; after a wiring tool is selected from the tool area, receiving wiring operation, and connecting the equipment in the canvas area according to the actual physical connection relation according to the wiring operation; and setting attribute information of the equipment and the connecting line in the attribute setting area, wherein the attribute information of the equipment at least comprises address information and/or identification information of entity equipment corresponding to the equipment.
Fig. 4 shows an embodiment of an optional channel map editor, where the tool area, the device area, the canvas area, and the attribute setting area sequentially correspond to the tool area, the device area, the canvas area, and the attribute setting area in fig. 4. Tool fields are used for configuration of common functions, such as zoom in, zoom out, preview and save; the device area is used for classified display of devices, and displayed device icons can be dragged to the canvas area; the drawing area is used for drawing a channel diagram, for example, equipment icons are dragged from the equipment area to the canvas area, each piece of equipment is connected in the canvas area according to an actual physical relationship through a drawing connecting line, and specifically, according to the actual physical connection relationship of the system equipment, the equipment connection relationship required by the system is manually completed by connecting anchor points on the equipment in the drawing area. The attribute setting area is used for setting node information and connection information of the device, and the attribute information of the device includes address information of the device (for example, an MAC physical address of the device, an IP address in a network, and the like), and identification information (for example, a name and a corresponding description of the device, a hardware code of the device, a type of the device, and the like), so that the device in the channel map corresponds to the entity device one to one.
As an optional embodiment, the channel map is generated by the channel map editor, a signal source or a device may be selected from the device area, a corresponding icon of the signal source or the device may be dragged to the canvas area, the connection of the entire display system may be completed in the canvas area according to the actual physical connection relationship of the field devices, and the attributes of the devices may be checked or set in the attribute setting area, so as to implement the visual seek configuration, and finally, the storage button may be clicked in the tool area for storage, thereby generating the device channel map.
According to the steps, the connection configuration among the devices in the channel map can be completed through visually dragging the components in the channel map editor, the visual display of the corresponding field device channel connection relation is realized, and the editing of the connection relation among the devices is realized through the visual display.
Table 1 compares the advantages and disadvantages of the conventional visual seek scheme (including editing configuration files and editing forms) and the component-based drag-and-drop connection method in the channel map editor proposed by the present invention with the user experience:
TABLE 1
Figure BDA0002805149430000071
As can be seen from the comparison of the above table, the channel map editor disclosed by the invention is easy to learn and operate, and the operation difficulty of field maintenance personnel is greatly reduced.
As an optional embodiment, the signal source switching instruction at least includes address information and/or identification information of any one or more devices to be controlled in the display system, and the server determines the devices to be controlled according to the address information and/or the identification information.
In the channel map, attribute information of devices includes address information and/or identification information of corresponding entity devices, and the devices and the connection relationships between the devices in the channel map correspond to physical connection relationships between the entity devices and the entity devices one to one, and when the connection relationships of the devices in the channel map are changed, the signal source switching instruction includes address information and/or identification information of the corresponding devices, so that a server can address and find the corresponding entity devices to perform corresponding control operations. For example, when the connection relationship of the signal source 1 is changed in the channel diagram, the generated signal source switching instruction includes the physical address of the signal source 1, and the server determines and controls the entity device corresponding to the signal source 1 according to the physical address.
In an optional mode, the server stores a corresponding relationship between the identification information and the address information, and in the case that the signal source switching instruction only contains the identification information of the device to be controlled, the server searches the address information of the device to be controlled through the identification information according to the corresponding relationship, so that the device to be controlled can be found by addressing.
As an alternative embodiment, the connection relationship in the channel map is stored in the form of a JSON object, and after receiving a signal source switching operation generated in the channel map, the JSON object is updated correspondingly.
Json (javascript Object notification) is a lightweight data exchange format that stores and represents data in a text format that is completely independent of the programming language. Since the device connection relation in the channel map can be converted into JSON object data, the channel map is updated through setting the JSON object.
Specifically, the signal source switching operation of the channel map generates a corresponding new channel map wiring relationship, the new channel map wiring relationship is converted into JSON object data, the server side obtains the corresponding wiring relationship of the signal source or the interface of the equipment in the channel map according to the obtained JSON object data of the channel map, stores the wiring relationship into the database, and sends out a control signal to control the signal source or the equipment management module of the field equipment to perform synchronous updating.
Through the steps, the visual operation of the user side and the command conversion which can be executed by the server side are realized, so that the signal source switching of the field display system is realized through the visual operation of the user side.
Fig. 5 is a schematic diagram of an optional component dragging method for a channel map editor according to an embodiment of the present invention, and as shown in fig. 5, a user obtains a channel map from a device area by dragging an icon, where the channel map includes a device link map and a device attribute setting, and both the device link map and the device attribute setting can be converted into JSON object data. And the device wiring diagram completed through visual operation is converted into JSON object data, and the updating of the device wiring diagram can be completed reversely through setting the JSON object.
Fig. 9 is a schematic diagram of an optional channel map editor user interface according to an embodiment of the present invention, and as shown in fig. 9, by dragging a component in a device area and drawing a connection line in a canvas area, devices are connected according to an actual physical relationship, so as to complete connection configuration between the devices in the channel map, and implement visual display of a corresponding field device channel connection relationship.
Optionally, the method further includes: and generating an equipment situation map according to the connection relation of the equipment in the channel map, wherein the equipment situation map comprises icons of the equipment in the display system and operation parameters of the equipment.
The situation map is used for monitoring the state information of the current field equipment, and an operator checks the state of certain equipment in real time according to the requirement. The map may be generated by the channel map editor, and the operating parameters of the device include, but are not limited to, temperature, rotational speed, and voltage of the device. Referring to fig. 6, which is a schematic diagram of an alternative situation-diagram user interface according to an embodiment of the present invention, referring to fig. 6, the situation-diagram includes signal sources 61, 62, 63, 64, and 65, 5 of which are connected to a transmitting card 68 connected to a large screen 69 via a matrix 66 and a connector 67. An operator can check the attribute information of the equipment on the situation map, for example, the current temperature, the current rotating speed, the current real-time working voltage and other information of the signal source can be obtained.
Fig. 10 is a schematic diagram of an alternative device situation diagram according to an embodiment of the present invention, and as shown in fig. 10, the device situation diagram includes icons representing devices in a display system, such as an H5 splicer, a screen 1, a screen 2, a screen 3, and a signal source 2, and shows a physical connection relationship between the devices in the form of a connection line. The icon of the device can be set as a zoom of the device photo or a mark with special meaning, so that the user can visually distinguish which specific device the device icon represents.
Through the steps, the state information of any equipment can be displayed in real time, the operation parameters of each equipment can be checked through a visual and visual interface, and the inspection workload of each equipment of an operator is greatly reduced.
Optionally, the method further includes: detecting the operation parameters of each device in the display system; determining the operation state of each device according to the operation parameters, wherein the operation state comprises the following steps: abnormal operation and normal operation; determining the operation state of the display system according to the operation state of each device; and under the condition that any one device and/or the display system is abnormal in operation, sending alarm information and modifying display parameters of the device situation map.
The operation parameters comprise the temperature, the working voltage and the like of the equipment; an operational anomaly in the above-mentioned operating state is understood to mean that the operating parameters are outside the normal range, for example the temperature is above the normal temperature threshold and the operating voltage is above the overvoltage protection setpoint. The running state of the display system is determined according to the running state of each device, if any one device is in an abnormal running state and can cause the display system to be incapable of working normally, the running state of the display system is in the abnormal state, but if the fault device has a backup or a redundant device can replace the fault device to work, so that the display system still keeps working normally, the running state of the display system is in the normal state. For example, if the display system has five devices, one device fails, but the failed device has a redundant device, the operation state of the display system is normal, and when the failed device does not have the redundant device, the operation state of the system is also abnormal.
When any one device in the display system, or both are in an abnormal operation state, an operator needs to be reminded to timely maintain the device fault. The alarm information can be corresponding animation set in the equipment situation map, or alarm sound sent by corresponding equipment is triggered to prompt an operator to maintain the equipment sending the alarm information. The display parameters of the equipment situation map can be the colors of the equipment icons and/or the colors of the related connecting lines, and the display parameters are changed to enable an operator to visually acquire the fault point information of the equipment.
Through the steps, equipment faults can be found in time, and the situation that the display system cannot work normally or is damaged due to the equipment faults is avoided.
As an alternative embodiment, fig. 7 provides a method for switching a signal source of an alternative display system, and a Web-based Canvas technology is used to implement configuration and update of a connection relationship between devices by building a Web topology editor, as shown in fig. 7, the method for switching a signal source of a display system includes the following steps:
step S701, a signal source and an equipment interface are obtained.
Step S702, according to the physical link relation of the field system equipment, the connection relation is completed by dragging the relevant signal source and equipment in the channel diagram editor; at this time, the channel map of the current field system device is completed, and if the operator performs the signal source operation at this time, that is, the operator changes the device channel connection relationship on the channel map, the process proceeds to step S707 along the dotted line.
And step S703, storing the device channel map, and combing the link relationship to generate a device situation map.
Step S704, detecting the operation state of the device in real time, and collecting and uploading the operation state to the server through a sensor provided in the device.
Step S705, acquiring a state of the device information, where the server acquires the operating parameters of each device acquired by the sensor, if the operating parameters are acquired, the step S706 is performed, and if the operating parameters are not acquired, the step S704 is performed.
And step S706, updating the operation parameters to the equipment situation map, and updating the operation parameters to corresponding equipment attributes in the situation map by the server. And completing the configuration process of the equipment channel diagram and the equipment situation diagram.
In step S707, a signal source switching operation occurs.
Step S708, the device link relationship is updated, and the device channel connection relationship on the channel map is updated.
Step S709, notify device data service; and converting the updated connection relation on the channel diagram into JSON object data, and updating the JSON object data to the server.
Step S710, the server side issues an equipment command and switches the signal source channel. And the server side sends a control signal to the target signal source to control the closing and opening of the signal channel of the corresponding signal source.
Step S711, switching the large-screen display signal source.
The method comprises the steps of configuring an equipment channel diagram and an equipment situation diagram and switching a signal source, finishing the connection configuration between the equipment through visual dragging, realizing the visual display of the connection relation of the field equipment channels, and realizing the real-time display of the state information of any equipment in the system through the real-time operation parameter acquisition of an equipment end.
Example 2
According to an embodiment of the present invention, an embodiment of a method for switching a signal source of a display system is provided, as shown in fig. 2, the method for switching a signal source of a display system includes the following steps:
step S201, a server receives a signal source switching instruction generated in a channel diagram, wherein the channel diagram is used for representing the physical connection relation among a plurality of signal sources, video processing equipment and display equipment, and after the display equipment displays a pre-generated channel diagram, the server receives a signal source switching operation generated in the channel diagram and generates a signal source switching instruction according to the signal source switching operation;
step S202, the server sends a signal source switching instruction to the video processing equipment, wherein the video processing equipment switches the signal source according to the signal source switching instruction.
Optionally, the method further includes: the server side obtains operation parameters of equipment in a display system; and the server sends the operation parameters to the man-machine interaction equipment, wherein the man-machine interaction equipment is used for generating an equipment situation map according to the operation parameters and the connection relation of the equipment in the channel map.
The man-machine interaction device comprises but is not limited to a mobile phone, a tablet computer and other intelligent terminals.
Through the steps, the connection relation among the devices in the display system is edited in a visual mode, the channel diagrams corresponding to the physical wiring of the field devices one to one are generated, the whole channel relation from the signal source to the device and from the device to the display device is visually displayed, the editing of the connection relation of the devices is realized in a visual mode, and the functions of device simulation and signal source track finding are realized. Under the condition of not changing the physical connection of the equipment interface, the connection relation in the channel diagram is changed, and the server side correspondingly updates the signal source or the equipment channel configuration, so that the rapid switching of the video signal source is realized. The operation difficulty of field maintenance personnel is greatly reduced, and the problems of high maintenance cost and high error rate caused by complex configuration of the connection relation between the devices in the prior art are solved.
Example 3
According to an embodiment of the present invention, there is provided an embodiment of a switching apparatus for a signal source of a display system, as shown in fig. 8, the switching apparatus for a signal source of a display system includes: a display module 81, configured to display a channel map of the display system, where the channel map is used to represent a physical connection relationship among a plurality of signal sources, a video processing device, and a display device in the display system; the first generating module 82 is configured to generate a signal source switching instruction according to a signal source switching operation of a user on a channel map; and the sending module 83 sends the signal source switching instruction to the server, wherein the server controls the video processing device to switch the signal source according to the signal source switching instruction.
As an alternative embodiment, the apparatus further comprises: a second generating module, configured to generate the channel map before receiving a signal source switching instruction generated in the communication map, where the second generating module includes: the opening submodule is used for opening the channel map editor, wherein the channel map editor comprises: a tool area, an equipment area, a canvas area, and an attribute setting area; the first receiving submodule is used for receiving the dragging operation from the equipment area to the canvas area and dragging the selected equipment to the canvas area according to the dragging operation; the second receiving submodule is used for receiving the wiring operation after the wiring tool is selected from the tool area and connecting the equipment in the canvas area according to the actual physical connection relation according to the wiring operation; and the setting submodule is used for setting the attribute information of the equipment and the connecting line in the attribute setting area.
The switching device of the signal source of the display system further comprises a module for executing other method steps in embodiment 1 and embodiment 2.
Example 4
According to an embodiment of the present invention, there is provided a storage medium embodiment including: and a stored program, wherein the device on which the storage medium is located is controlled to execute the switching method of the signal source of the display system when the program runs.
According to an embodiment of the present invention, an embodiment of a processor is provided, where the processor is configured to execute a program, and the program executes the method for switching the signal source of the display system when running.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, units or modules, and may be in an electrical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, a network device, or the like) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. A method for switching a signal source of a display system, comprising:
displaying a channel map of the display system, wherein the channel map is used for representing physical connection relations among a plurality of signal sources, video processing equipment and display equipment in the display system;
generating a signal source switching instruction according to signal source switching operation of a user on the channel diagram;
and sending the signal source switching instruction to a server, wherein the server controls the video processing equipment to switch the signal source according to the signal source switching instruction.
2. The method according to claim 1, wherein the connection relationships in the channel map correspond to the physical connection relationships in a one-to-one manner, and the signal source switching operation is configured to update the data connection relationships between any one or more signal sources in the channel map and the video processing device.
3. The method of claim 1, wherein prior to receiving the signal source switching instruction generated from the communication graph, the method further comprises: generating the channel map, wherein generating the channel map comprises:
opening a channel map editor, wherein the channel map editor comprises: a tool area, an equipment area, a canvas area, and an attribute setting area;
receiving a dragging operation from the equipment area to the canvas area, and dragging the selected equipment to the canvas area according to the dragging operation;
after a wiring tool is selected from the tool area, wiring operation is received, and the equipment in the canvas area is connected according to the actual physical connection relation according to the wiring operation;
and setting attribute information of the equipment and the connecting line in the attribute setting area, wherein the attribute information of the equipment at least comprises address information and/or identification information of entity equipment corresponding to the equipment.
4. The method according to claim 3, wherein the signal source switching instruction at least includes address information and/or identification information of any one or more devices to be controlled in the display system, and the server determines the devices to be controlled according to the address information and/or the identification information.
5. The method according to claim 1, wherein the connection relationship in the channel map is stored as a JSON object, and the JSON object is updated correspondingly after receiving a signal source switching operation generated in the channel map.
6. The method of claim 1, further comprising: and generating an equipment situation map according to the connection relation of the equipment in the channel map, wherein the equipment situation map comprises icons of the equipment in the display system and operation parameters of the equipment.
7. The method of claim 6, further comprising:
detecting an operating parameter of each device in the display system;
determining an operating state of each device according to the operating parameters, wherein the operating state comprises: abnormal operation and normal operation;
determining the operation state of the display system according to the operation state of each device;
and under the condition that any one of the equipment and/or the display system is abnormal in operation, sending alarm information and modifying display parameters of the equipment situation diagram.
8. A signal source switching apparatus for a display system, comprising:
the display module is used for displaying a channel diagram of the display system, wherein the channel diagram is used for representing the physical connection relationship among a plurality of signal sources, video processing equipment and display equipment in the display system;
the first generation module is used for generating a signal source switching instruction according to signal source switching operation of a user on the channel diagram;
and the sending module is used for sending the signal source switching instruction to a server, wherein the server controls the video processing equipment to switch the signal source according to the signal source switching instruction.
9. A storage medium comprising a stored program, wherein the program, when executed, controls an apparatus in which the storage medium is located to perform a method of switching a signal source of a display system according to any one of claims 1 to 7.
10. A processor, characterized in that the processor is configured to run a program, wherein the program is configured to execute the method for switching the signal source of the display system according to any one of claims 1 to 7 when running.
CN202011365017.9A 2020-11-27 2020-11-27 Signal source switching method and device of display system, storage medium and processor Pending CN112637522A (en)

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