CN111405201A - Multi-time processing and display system, processing device and display equipment - Google Patents
Multi-time processing and display system, processing device and display equipment Download PDFInfo
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- CN111405201A CN111405201A CN202010283774.5A CN202010283774A CN111405201A CN 111405201 A CN111405201 A CN 111405201A CN 202010283774 A CN202010283774 A CN 202010283774A CN 111405201 A CN111405201 A CN 111405201A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio 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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio 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
- H04N5/268—Signal distribution or switching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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Abstract
The invention belongs to the technical field of image processing, and aims to realize that a plurality of large screens display a plurality of times in each block and keep synchronization with a time service system; the display processing equipment is in communication connection with the time information control forwarding device, acquires the matched second time information, performs imaging processing on the second time information, and performs combination processing on the second time information and the specified input video according to the configured rule to acquire output video information. The time information control forwarding device and the display processing equipment are arranged, so that the plurality of display equipment can dynamically display the time information and keep synchronous with the time service system.
Description
Technical Field
The invention belongs to the technical field of image processing, and particularly relates to a multi-time processing and display system, a processing device and display equipment.
Background
The main screen is installed in the front of the whole room in a large command control room and a report hall, and consists of L ED display screens or a plurality of liquid crystal screens and is used for displaying user image information, the signal source of the screen is more, such as common computer signals, DVD signals, conference cameras and the like, so a splicing processor is added between the signals and the screen and is used for the operations of multi-signal switching, splicing display, multi-picture, picture superposition, scene calling and the like, and the splicing processor needs a single computer or a server to control and complete the operations.
The banner screen is generally controlled by a computer independently or programmed by using the computer, information is imported into a USB flash disk, display content is updated, and local time information of the computer is generally controlled when time is displayed.
In the prior art, the main problems of the display system are as follows: two display areas of main screen and scroll screen, perhaps a plurality of display screens often need two or a plurality of control system to control respectively, and the fault point increases, and the cost increases, complex operation, and can't realize butt joint, the coordinated control of display screen and time service system, can't show a plurality of time information in step, can not follow it and adjust in real time.
Disclosure of Invention
In order to solve the problems in the prior art, namely to solve the problem that each large screen cannot display a plurality of times and cannot keep synchronization with a time service system, the invention provides a multi-time processing and display system, which comprises the time service system, a time information control forwarding device and a display processing device;
the time information control forwarding device acquires first time information based on the time service system, processes the first time information according to a specified time information processing rule to obtain second time information, and matches the second time information with the display processing equipment based on input configuration information;
and the display processing equipment is in communication connection with the time information control forwarding device, acquires the matched second time information, performs imaging processing on the information, and performs combined processing on the information and the specified input video according to the configured rule to acquire output video information.
In some preferred examples, the time information control forwarding device is in signal connection with the time service system;
the time information control forwarding device comprises a time service system butt joint module, a time information configuration module and a time information forwarding module;
the time service system docking module is used for receiving first time information of the time service system and extracting the time information and converting the format based on the obtained first time information;
the time information configuration module comprises a configuration information input module and a configuration information processing module, wherein the configuration information input module is configured to set any one of the acquisition mode of the time information, the type of the time service system, the time offset, the acquisition and sending interval of the time information and the connection address of the display processing equipment; the configuration information processing module carries out matching setting based on the configuration information acquired by the configuration information input module;
and the time information forwarding module forwards the time information to the matched display processing equipment based on the configuration information of the configuration information processing module.
In some preferred embodiments, the time information control forwarding apparatus further includes a display processing device control module, where the display processing device control module includes a user operation module and a user setting module, and both the user operation module and the user setting module are in signal connection with the display processing device;
the user operation module is configured to switch any one of a video signal source, a video source windowing and a video source window size adjustment;
the user setting module is configured to display parameter settings of the video output port.
In some preferred examples, the parameter is set to any one of resolution, frame rate, mosaic screen setting, font size, color, display position, spacing, background color, transparency.
In some preferred examples, the display processing device includes a receiving module, a processing module, and an output module;
the receiving module is in signal connection with the time information control forwarding device and is used for receiving the second time information forwarded by the receiving module;
the processing module is in signal connection with the receiving module and is configured to combine and process the second time information and the specified input video according to the configured rule to obtain output video information;
the output module is in communication connection with the external display device and is configured to output the output video information to one or more external display devices based on the configuration command rules.
In some preferred examples, the processing module comprises a time information analysis module, a time information imaging module, a video input module and a video superposition module;
the time information analysis module is configured to acquire the second time information, analyze the information and perform format conversion;
the time information imaging module carries out imaging conversion based on the information processed by the time information analysis module and converts the information into set time data;
the video input module is configured to be a plurality of video input ports and is used for converting video signals input by the plurality of video input ports into unified set video data;
the video overlapping module is configured to overlap, splice, zoom, and process transparency or shielding relation between the set time data converted by the time information imaging module and the set video data received and processed by the video input module to obtain output video information.
In some preferred examples, the set time data is an RGB display dot matrix;
setting the video data as RGB data;
a plurality of the video ports may be HDMI video input ports, and/or DVI-I video input ports, and/or VGA video input ports, and/or DP video input ports, and/or SDI video input ports.
In some preferred examples, the display processing device is one or more;
and the time information control forwarding device acquires, analyzes and analyzes the first time information of one or more time service systems through a compatible protocol, and sends a superposed time information control instruction to one or more display processing devices.
A processing device is the time information control forwarding device described in any one of the above, and is used for completing the docking of the time service system, the time information distribution of the display processing equipment, and the control of the display control equipment.
A display device is the display processing device described in any one of the above, and is configured to receive the second time information sent by the time information control forwarding apparatus, parse one or more pieces of the second time information, and convert the second time information into an image for direct display or perform matching processing with other input videos according to a specified video information processing rule.
The invention has the beneficial effects that:
1) the invention can realize real-time linkage control of a plurality of display devices by setting the time information control forwarding device and the display processing equipment; when reducing banner screen exclusive use, realize main screen and the real-time coordinated control of banner screen function integration, realize that every piece of a plurality of big screens can show a plurality of times, and can keep in step with time service system, can receive multiple time information, video source information, a plurality of display device of multi-functional coordinated control simultaneously, realize a computer promptly to a plurality of display device's specific demonstration, reduce display system's cost, reduce the fault point of system application.
2) The invention reduces the use number of control computers and improves the integration level of the control system by setting the time information control forwarding device and the display processing equipment, and has convenient and flexible operation, simple and easy configuration.
3) According to the invention, the time information control forwarding device and the display processing equipment are arranged, so that the required time information is consistent with the time service system in real time and is displayed in real time, and a plurality of display screens are supported to display a plurality of time information at the same time, thereby facilitating the user to develop services at the same time and improving the consistency of cooperation; in addition, the offset setting of the time information can be carried out, and the requirements of the client on individuation and different time zones are met.
4) The invention has simple and novel structure, low cost and convenient popularization.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
FIG. 1 is a block diagram of a multi-time processing and display system according to the present invention;
fig. 2 is a schematic diagram of a framework of the time information control forwarding device in fig. 1;
FIG. 3 is a schematic diagram of a framework of the display processing apparatus of FIG. 1;
FIG. 4 is a schematic diagram of a first embodiment of a multi-time processing and display system in accordance with the present invention;
FIG. 5 is a schematic diagram of a second embodiment of a multi-time processing and display system in accordance with the present invention;
FIG. 6 is a schematic diagram of a third embodiment of a multi-time processing and display system in accordance with the present invention;
FIG. 7 is a diagram of a fourth embodiment of a multi-time processing and display system in accordance with the present invention.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings, and it will be understood by those skilled in the art that these embodiments are merely illustrative of the technical principles of the present invention and are not intended to limit the scope of the present invention.
The invention provides a multi-time processing and display system, which comprises a time service system for receiving different time information, a display device for finally displaying images or subtitles, a time information control forwarding device and display processing equipment, wherein the time service system comprises a plurality of time service modules; the time information control forwarding device extracts and analyzes one or more kinds of first time information acquired by the time service system in real time to obtain second time information required by the system, and sends a control instruction to the display processing equipment based on the input configuration information, wherein the control instruction comprises an effective time information output analysis instruction, a configuration setting instruction of corresponding effective time information, such as configuration instructions for setting font size and color, and the like, and a configuration instruction is sent by matching different formats of time information in the second time information with the corresponding display processing equipment. The display processing equipment is in communication connection with the time information control forwarding device, and based on the second time information output analysis instruction and the corresponding configuration setting instruction, the second time information and the appointed input video are subjected to operations such as superposition, splicing and the like according to the configured rule, so that output video information is obtained; the display device is in communication connection with the display processing equipment, displays corresponding image information based on the output video information analyzed and processed by the display processing equipment, and the image information can be different dynamic time information after superposition, can also be a splicing combination of various time information and the like; in the working state, the multi-time processing and display system can realize the automatic synchronization and/or manual synchronization adjustment of different input time information through the time information control forwarding device and the display processing equipment, thereby realizing the display of the set information.
Furthermore, the time information control forwarding device is in signal connection with the time service system; the time information control forwarding device comprises a time service system butt joint module, a time information configuration module, a time information forwarding module and a display processing equipment control module; the time service system docking module is used for acquiring first time information of the time service system and extracting and converting format of the required time information based on the acquired first time information; the time information configuration module comprises a configuration information input module and a configuration information processing module, wherein the configuration information input module is configured to set any one of the acquisition mode of the time information, the type of the time service system, the time offset, the acquisition and sending interval of the time information and the connection address of the display processing equipment; the configuration information processing module carries out matching setting based on the configuration information acquired by the configuration information input module; the time information forwarding module forwards time information to the matched display processing equipment based on the configuration information of the configuration information processing module; the time information control forwarding device also comprises a display processing equipment control module, wherein the display processing equipment control module comprises a user operation module and a user setting module, and the user operation module and the user setting module are in signal connection with the display processing equipment; the user operation module is configured to switch any one of a video signal source, window opening and window size adjustment; and the user setting module is configured to display the parameter setting of the video output port.
Further, the parameters are set to be any one of resolution, frame rate, mosaic screen setting, font size, color, display position, space, background color and transparency, namely customized matching setting can be carried out according to the format requirements displayed on different display devices.
It should be noted that the multi-time processing and display system provided by the invention can realize the acquisition and acquisition of time information of various time service systems only by controlling the forwarding device through one time information, and can realize the butt joint output with a plurality of display processing devices at the same time, thereby breaking the current situation that two different display areas of a main screen and a scroll screen in the prior art must be independently controlled by two display areas; by the multi-time processing and display system provided by the invention, the linkage control of the display devices in a plurality of rooms can be realized, the number of computers does not need to be increased, the control flow is simplified, and the frequency of fault points can be effectively reduced; in addition, the time information control forwarding device and the display processing equipment provided by the invention can be in butt joint with a plurality of time service systems, synchronously display a plurality of time information and perform real-time adjustment along with the time service systems.
The invention is further described with reference to the following detailed description of embodiments with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic diagram of a framework of a multi-time processing and display system in the present invention, which includes a time service system, a time information control forwarding device, a plurality of display processing devices, and a plurality of display screens or a mosaic screen, where the system collects one or more types of time information through the time service system, and then transmits the collected one or more types of time information to the time information control forwarding device through a transmission link, and the time information control forwarding device extracts and analyzes the collected one or more types of first time information in real time based on the collected one or more types of first time information by the time service system to obtain required time information, and sends a control instruction for processing the time information to the display processing device in the next step; the plurality of display processing devices are respectively connected with the time information control forwarding device through transmission links, and perform corresponding analysis and combination processing on the second time information based on a control instruction sent by the time information control forwarding device to obtain processed time information, and simultaneously perform combination processing on the second time information and the specified input video according to configured rules to obtain output video information; each display processing device corresponds to one display screen or spliced screen and is used for displaying image information corresponding to the instruction, the display screen or spliced screen is connected with the display processing device through a video cable, and the corresponding image information is displayed based on the superposition time information analyzed and processed by the display processing device; in the working state, the multi-time processing and display system can realize the automatic synchronization and/or manual synchronization adjustment of different input time information through the time information control forwarding device and the display processing equipment, thereby realizing the display of the set information.
Furthermore, the time information control forwarding device is in signal connection with the time service system.
Further, the time service system can be a public time service system, such as a GPS (global positioning system), Beidou, or a private time service system.
Further, the display screen or the tiled display screen is a display device for final display of video information, wherein the transmission link includes but is not limited to a cable and an optical fiber, the transmission protocol includes but is not limited to ethernet and an IP protocol, and the transmission link is a schematic diagram and can be a network device that is exchanged through several stages.
Referring to fig. 2 together with fig. 1, fig. 2 is a schematic diagram of a framework of the time information control forwarding apparatus in fig. 1; the time information control forwarding device comprises a time service system butt joint module, a time information configuration module, a time information forwarding module and a display processing equipment control module; the time service system butt-joint module is used for collecting first time information of the time service system and extracting and format converting the time information needing to be displayed based on the collected first time information, namely the time service system butt-joint module is responsible for actively or passively acquiring the time information from the time service system, extracting and format converting the time information and supplying the time information to other modules.
Furthermore, the time information configuration module provides a user configuration interface and allows a user to configure the acquisition mode of the time information, the type selection of the time service system, the time offset, the acquisition and sending interval of the time information and the connection address of the display processing equipment; the time information forwarding module is responsible for carrying out online analysis and adjustment on the first time information according to the configuration information of the time information configuration module to obtain second time information, and sending a control instruction to the display processing equipment.
Further, the display processing device control module is responsible for managing a plurality of display processing devices, providing user operation and setting interfaces, wherein the operation includes, but is not limited to, switching of video signal sources, windowing and adjusting of window sizes, wherein the setting includes, but is not limited to, setting of output port parameters of the display screen, such as resolution, frame rate, setting of a tiled screen, font size, color, display position, spacing, background color and transparency of time information and fixed character content, setting of function enable, and the time information allows setting of a plurality of display processing devices.
Referring to fig. 3 in conjunction with fig. 1, fig. 3 is a schematic diagram of a frame of the display processing apparatus of fig. 1; the display processing equipment comprises a time information analysis module, a time information imaging module, a video input module, a video superposition module, a video output module and a control module, wherein the control module is a receiving module of the display processing equipment and is responsible for receiving configuration and control information sent by the time information control forwarding module and finishing related configuration and control; the time information analysis module is responsible for receiving the time information sent by the time information forwarding module in the time information control forwarding module and completing analysis and format conversion; the time information imaging module acquires effective time information from the time information analyzing module, and carries out imaging conversion to convert the effective time information into an RGB display dot matrix; the video input module is responsible for converting video signals of various interfaces including HDMI, DVI-I, VGA, DP and SDI into uniform RGB data; the video overlapping module is responsible for overlapping, splicing, zooming, transparency and shielding relation processing of the effective time information and the RGB data input by the video input module; the video output module is responsible for converting the processed data into various interface signals including HDMI, DVI-I, VGA, DP and SDI, thereby driving the display screen or the spliced screen to complete display.
Further, the time information analysis module, the time information imaging module, the video input module and the video superposition module are processing modules of the display processing equipment and are used for processing the acquired second time information and the parallelly input video and generating the video image information which needs to be output by the final display device.
Furthermore, the output module is a video output module, and the receiving module is in signal connection with the time information control forwarding device and is used for receiving the second time information and the configuration command forwarded by the time information control forwarding device; the processing module is in signal connection with the receiving module and is configured to combine the second time information with the specified input video according to the configured rule to obtain output video information; the output module is in communication connection with the display device and configured to output the output video information to the corresponding display device for display based on the configuration command.
Furthermore, the time service system is one or more; one or more display processing devices; the time information control forwarding device collects, analyzes and analyzes first time information of one or more time service systems through a compatible protocol, and sends a superposition time information control instruction to one or more display processing devices.
Further, the display device is one or more display screens or a tiled screen.
Referring to fig. 4 to 7, the diagrams are schematic diagrams of screen display of different embodiments of the multi-time processing and display system of the present invention, which can realize setting and display of multiple time information and positions, such as upper left, lower right, and other different positions, and can also perform overlay display with a user video source picture, zoom setting display of the video source picture, or partition display of the video source picture and customized time information, that is, realize simultaneous function application of a main screen and a banner screen, and customize display setting according to user requirements.
A processing device is the time information control forwarding device described above and is used for completing the butt joint of the time service system and the time information distribution of the display processing equipment and completing the control of the display control equipment.
A display device, which is the above-described display processing device, is used for receiving the effective time information sent by the time information control forwarding device, resolving one or more effective time information, and converting the effective time information into an image for direct display or performing dynamic, static or other superposition processing with other input video.
While the invention has been described with reference to a preferred embodiment, various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention, especially if structural conflict does not exist and the technical features mentioned in the various embodiments may be combined in any way; it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are for convenience of description only, and do not indicate or imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (10)
1. A multi-time processing and display system is characterized in that the system comprises a time service system, a time information control forwarding device and a display processing device,
the time information control forwarding device acquires first time information based on the time service system, processes the first time information according to a specified time information processing rule to obtain second time information, and matches the second time information with the display processing equipment based on input configuration information;
and the display processing equipment is in communication connection with the time information control forwarding device, acquires the matched second time information, performs imaging processing on the information, and performs combined processing on the information and the specified input video according to the configured rule to acquire output video information.
2. The multi-time processing and display system of claim 1, wherein the time information control forwarding device is in signal connection with the time service system;
the time information control forwarding device comprises a time service system butt joint module, a time information configuration module and a time information forwarding module;
the time service system docking module is used for receiving first time information of the time service system and extracting the time information and converting the format based on the obtained first time information;
the time information configuration module comprises a configuration information input module and a configuration information processing module, wherein the configuration information input module is configured to set any one of the acquisition mode of the time information, the type of the time service system, the time offset, the acquisition and sending interval of the time information and the connection address of the display processing equipment; the configuration information processing module carries out matching setting based on the configuration information acquired by the configuration information input module;
and the time information forwarding module forwards the time information to the matched display processing equipment based on the configuration information of the configuration information processing module.
3. The multi-time processing and display system according to claim 2, wherein the time information control forwarding apparatus further comprises a display processing device control module, the display processing device control module comprises a user operation module and a user setting module, and the user operation module and the user setting module are both in signal connection with the display processing device;
the user operation module is configured to switch any one of a video signal source, a video source windowing and a video source window size adjustment;
the user setting module is configured to display parameter settings of the video output port.
4. The multi-time processing and display system of claim 3, wherein the parameters are set to any one of resolution, frame rate, tiled screen setting, font size, color, display position, spacing, background color, transparency.
5. The multi-time processing and display system of claim 1, wherein the display processing device comprises a receiving module, a processing module, and an output module;
the receiving module is in signal connection with the time information control forwarding device and is used for receiving the second time information forwarded by the receiving module;
the processing module is in signal connection with the receiving module and is configured to combine and process the second time information and the specified input video according to the configured rule to obtain output video information;
the output module is in communication connection with the external display device and is configured to output the output video information to one or more external display devices based on the configuration command rules.
6. The multi-time processing and display system of claim 5, wherein the processing module comprises a time information parsing module, a time information graphics module, a video input module, a video overlay module;
the time information analysis module is configured to acquire the second time information, analyze the information and perform format conversion;
the time information imaging module carries out imaging conversion based on the information processed by the time information analysis module and converts the information into set time data;
the video input module is configured to be a plurality of video input ports and is used for converting video signals input by the plurality of video input ports into unified set video data;
the video overlapping module is configured to overlap, splice, zoom, and process transparency or shielding relation between the set time data converted by the time information imaging module and the set video data received and processed by the video input module to obtain output video information.
7. The multi-time processing and display system of claim 6 wherein the set time data is an RGB display dot matrix;
setting the video data as RGB data;
a plurality of the video ports may be HDMI video input ports, and/or DVI-I video input ports, and/or VGA video input ports, and/or DP video input ports, and/or SDI video input ports.
8. The multi-time processing and display system of claim 1, wherein the display processing device is one or more;
and the time information control forwarding device acquires, analyzes and analyzes the first time information of one or more time service systems through a compatible protocol, and sends a superposed time information control instruction to one or more display processing devices.
9. A processing apparatus, wherein the processing apparatus is the time information control forwarding apparatus according to any one of claims 1 to 8, and is configured to complete the interfacing with the time service system, the distribution of the time information to the display processing device, and the control of the display control device.
10. A display device, characterized in that the display device is the display processing device according to any one of claims 1 to 8, and is configured to receive the second time information sent by the time information control forwarding apparatus, parse one or more second time information, and convert it into an image for direct display or perform matching processing with other input videos according to specified video information processing rules.
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| CN112463095A (en) * | 2020-12-04 | 2021-03-09 | 威创集团股份有限公司 | Multi-signal window synchronous windowing display method and device |
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