CN211670920U - Video splicer - Google Patents
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- CN211670920U CN211670920U CN202020440695.6U CN202020440695U CN211670920U CN 211670920 U CN211670920 U CN 211670920U CN 202020440695 U CN202020440695 U CN 202020440695U CN 211670920 U CN211670920 U CN 211670920U
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Abstract
The utility model relates to the technical field of video processing equipment, in particular to a video splicer, which comprises a back plate, a video processing main card and a video processing main card, wherein the back plate is used for providing interconnection channels for other board cards; the video processing master card is used for receiving control signals and video signals from the outside, processing the received video signals according to the received control signals and then sending the processed video signals to the outside or other video processing slave cards, or sending the received control signals to other board cards in a specified format; the video processing slave card is used for receiving the control signal and the video signal sent by the video processing master card and sending the received video signal to the outside, the video processing master card or other video processing slave cards according to the received control signal. The utility model provides a there be the complicated and with high costs problem of video splicer structure.
Description
Technical Field
The utility model relates to a video processing equipment's technical field, concretely relates to video splicer.
Background
The video splicer can realize the functions of processing and outputting one or more paths of video signals after amplification, reduction, cutting, splicing, fusion and the like. In the mainstream video splicer technical scheme in the market, on the premise of ensuring that the equipment provides the most basic functions, the equipment at least needs to be matched with board cards such as an input card, an output card, a control card, a switching card and the like for use. The input card provides a signal input function, the output card provides a signal output function, the control card provides an overall control function of the equipment, the switching card provides a switching function from an input signal to an output signal, and the back plate provides connecting channels of various board cards with different functions. At present, the equipment has a complex structure and high cost, and even if the most basic function needs to be realized, the board cards with various different functions are required to be matched for use.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems of complex structure and high cost of the existing video splicer, the utility model provides a video splicer, which comprises a back plate, a video processing main card and a video processing main card, wherein the back plate is used for providing interconnection channels for other board cards; the video processing master card is used for receiving control signals and video signals from the outside, processing the received video signals according to the received control signals and then sending the processed video signals to the outside or other video processing slave cards, or sending the received control signals to other board cards in a specified format; the video processing slave card is used for receiving the control signal and the video signal sent by the video processing master card and sending the received video signal to the outside, the video processing master card or other video processing slave cards according to the received control signal.
In some preferred examples, the video processing master card and the video processing slave card adopt a mother-son card structure; the master card and the slave card of the video processing master card are respectively a video processing master card, namely a master card, and a video processing slave card; the video processing main card-mother card is used for inputting, outputting and processing video signals, performing control signal interaction with the outside and controlling other board cards; the video processing sub-card is used for inputting, outputting and processing video signals; the video processing main card-mother card and the video processing sub-card interact video signals and control signals.
In some preferred examples, the video processing slave card adopts a mother-son card structure; the master card of the video processing slave card is used for inputting, outputting and processing video signals and controlling the video processing slave card; the video processing slave card is used for video signal input, output and processing; and the video processing slave card interacts video signals and control signals with the master card and the slave card.
In some preferred examples, the master and daughter cards of the video processing slave card are a video processing slave card-master card and the video processing daughter card, respectively.
In some preferred examples, the video processing main card-mother card comprises a first backplane connection module, a first control module, a control signal conversion module, a first video module, and a first mother-son card connection module; the first backboard connecting module provides a physical interface for connecting the backboard for the first control module and the first video module; the first control module is used for controlling the first video module, the control signal conversion module and the first master-slave card connection module; the first video module is used for processing video signals and transmitting the video signals; the first video module comprises first identification information, and the first identification information is determined based on the type and the number of the input interface and the output interface of the first video module; the first control module carries out adaptive adjustment according to the first identification information; the first master-slave card connecting module is used for receiving the video signal of the video processing sub-card, transmitting the video signal to the first video module and sending the video signal generated by the first video module to the video processing sub-card; the control signal conversion module is used for sending an externally input control signal to the first control module in a specified format, receiving the control signal generated by the first control module and transmitting the control signal to the outside.
In some preferred examples, the first control module performs control based on the control signal sent by the control signal conversion module and feedback of other modules.
In some preferred examples, the video processing slave card-master card comprises a second backplane connection module, a second control module, a second video module, and a second master-slave card connection module; the second backboard connecting module provides a physical interface for connecting the backboard for the second control module and the second video module; the second master-slave card connecting module is used for receiving the video signal of the video processing sub-card, transmitting the video signal to the second video module and sending the video signal generated by the second video module to the video processing sub-card; the second control module is used for controlling the second video module and the second master-slave card connecting module; the second video module is used for processing video signals and transmitting the video signals; the second video module comprises second identification information, and the second identification information is determined based on the type and the number of the input interface and the output interface of the second video module; and the first control module and the second control module carry out adaptive adjustment according to the second identification information.
In some preferred examples, the video processing daughter card comprises a third mother-daughter card connection module, a third video module; the third master-slave card connecting module is used for receiving the video signal of the video processing slave card, transmitting the video signal to the first video module or the second video module, and sending the video signal generated by the first video module or the second video module to the video processing slave card; the third video module is used for processing video signals and transmitting the video signals; the third video module comprises third identification information, and the third identification information is based on the determination of the types and the number of the input interfaces and the output interfaces of the third video module; and the first control module and the second control module carry out adaptive adjustment according to the second identification information.
In some preferred examples, the function card includes a fourth backplane connection module, a fourth control module, and a data processing module; the fourth backboard connecting module is used for providing a physical interface for connecting the backboard for the fourth control module and the data processing module; the fourth control module is used for controlling the data processing module; the data processing module is used for processing and transmitting the control signal and the video signal; the data processing module comprises fourth identification information, and the fourth identification information is determined based on the types and the number of the input interfaces and the output interfaces of the data processing module; and the first control module and the fourth control module carry out adaptive adjustment according to the fourth identification information.
In some preferred embodiments, the device further comprises a function card, wherein the function card comprises an input video monitoring card, an equipment cascade synchronization card or a control signal interface expansion card; the video monitoring card is used for acquiring a video signal output by the video processing main card or a video signal sent by the video processing slave card to the video processing main card, and sending the acquired video signal to external display equipment after processing so as to realize a monitoring function; the equipment cascade synchronous card is used for realizing cascade and synchronization of multi-state equipment, when a plurality of pieces of equipment are interconnected, one piece of equipment is identified as master equipment and other pieces of equipment are identified as slave equipment, the equipment cascade synchronous card in the master equipment sends a specific function signal for equipment synchronization and a control signal sent by the video processing master card in the master equipment to the equipment cascade synchronous card in the slave equipment, and the equipment cascade synchronous card in the slave equipment processes the received signal and sends the processed signal to the video processing master cards in the respective equipment to realize cascade and synchronization of the multi-state equipment; the control signal interface expansion card is used for acquiring the control signal sent by the video processing main card and processing and format conversion of the acquired control signal so as to connect various different physical interfaces.
The utility model has the advantages that:
1) to the video splicer that needs multiple integrated circuit board cooperation to use at present, the utility model has the advantages of highly integrated.
2) The utility model discloses an operation throughput and interface expansion ability are stronger, do not need the adjustment and the cooperation of too much integrated circuit board.
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 configuration diagram of an example of the present invention;
fig. 2 is a configuration diagram of a video processing master card-mother card;
FIG. 3 is a block diagram of a slave-to-master video processing card;
FIG. 4 is a block diagram of a video processing daughter card;
fig. 5 is a configuration diagram of the function card.
Reference numerals: 1. video processing master card-mother card; 11. a first backplane connection module; 12. a first control module; 13. a first video module; 14. a control signal conversion module; 14. a first master-slave card connecting module; 2. video processing slave card-master card; 21. a second backplane connection module; 22. a second control module; 23. a second video module; 24. a second master-slave card connecting module; 3. a video processing sub-card; 31. a third video module; 32. a third master-slave card connecting module; 4. a function card; 41. a fourth backplane connection module; 42. a fourth control module; 43. a data processing module; 5. a back plate.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
The utility model discloses a video splicer, it includes backplate, video processing owner card, video processing slave card and function card. All board cards in the video splicer are plugged on a back plate, and the back plate is used for providing an interconnection channel.
And the video processing master card is used for receiving the control signal and the video signal from the outside, processing the received video signal according to the received control signal and then sending the processed video signal to the outside or other video processing slave cards, or sending the received control signal to other boards in a specified format.
The video processing main card adopts a primary-secondary card structure, and a primary card and a secondary card of the video processing main card are respectively a video processing main card-the primary card and a video processing secondary card. The video processing main card-mother card is used for inputting, outputting and processing video signals, performing signal interaction with the outside and controlling other board cards; the video processing daughter card is used for inputting, outputting and processing video signals. The video processing main card-mother card and the video processing sub-card exchange video signals and control signals.
The video processing main card-mother card comprises a first back plate connecting module, a first control module, a control signal conversion module, a first video module and a first mother-son card connecting module.
The first backboard connecting module provides a physical interface for connecting the backboard for the first control module and the first video module. The first control module is used for controlling the first video module, the control signal conversion module and the first primary-secondary card connection module. The first video module is used for processing video signals and transmitting the video signals. The first video module contains first identification information, and the first identification information is determined based on the types and the number of the input interfaces and the output interfaces of the first video module. The first control module performs adaptive adjustment according to the first identification information (because the interface of the first video module is changed according to different working requirements, such as VGA or HDMI, but the program in the first control module needs to be adjusted after the type and number of the interface are changed). The first master-slave card connecting module is used for receiving the video signal of the video processing slave card, transmitting the video signal to the first video module and sending the video signal generated by the first video module to the video processing slave card. The control signal conversion module is used for sending the control signal input from the outside to the first control module in a specified format, receiving the control signal generated by the first control module and transmitting the control signal to the outside.
The control performed by the first control module is specifically controlled according to the control signal sent by the control signal conversion module and the feedback of other modules.
The video processing sub-card is connected with the video processing main card-the main card through a golden finger so that the video processing sub-card and the main card form a complete card. The video processing sub-card comprises a third sub-card connecting module and a third video module. The third primary-secondary card connecting module is matched with the first primary-secondary card connecting module and forms a data channel. The third primary-secondary card connecting module is used for receiving the video signal of the video processing main card-primary card, transmitting the video signal to the third video module, and sending the video signal generated (processed) by the third video module to the video processing main card-primary card. The third video module is used for processing the video signal and transmitting the video signal. The first control module controls to share part of work to the video processing sub-card for operation. I.e. the daughter card is controlled by the mother card to operate. The arrangement of the video processing sub-card increases the processing capacity of the video processing main card and the capacity of multi-thread work. The third video module comprises third identification information, and the third identification information is based on the determination of the types and the number of the input interface and the output interface of the third video module; and the first control module carries out adaptive adjustment according to the second identification information.
The video processing main card has embodied the utility model discloses the design in the aspect of integrated circuit board. The video processing slave cards are used as an extension, the processing capacity of equipment and the types and the number of interfaces are increased, the video processing slave cards also have the capacity of independently processing videos, the number of the video processing slave cards can be adjusted according to actual conditions, and the video processing slave cards are not consistent with the specifications of the video processing master cards.
The video processing slave card is used for receiving the control signal and the video signal sent by the video processing master card and sending the received video signal to the outside, the video processing master card or other video processing slave cards according to the received control signal (the data transmission is carried out through the backboard according to the adjustment of the processing capacity of the video processing slave card). The video processing main card adopts a primary-secondary card structure. To control cost and improve interchangeability, the video processing slave card daughter card described above is also employed. The master card of the video processing slave card is a video processing slave card-master card which is used for inputting, outputting, processing and controlling the video processing slave card; the video processing sub-card is used for inputting, outputting and processing video signals; the video processing slave card-mother card and slave card exchange video signals and control signals. The video processing sub-card also expands the working capacity of the video processing sub-card-mother card.
The video processing slave card-master card comprises a second back plate connecting module, a second control module, a second video module and a second master-slave card connecting module. The second backboard connecting module provides a physical interface for connecting the backboard for the second control module and the second video module. The second master-slave card connecting module is used for receiving the video signal of the video processing slave card, transmitting the video signal to the second video module and sending the video signal generated by the second video module to the video processing slave card. The second control module is used for controlling the second video module and the second master-slave card connecting module. The second video module is used for processing the video signal and transmitting the video signal. The second video module comprises second identification information, and the second identification information is determined based on the types and the number of the input interface and the output interface of the second video module; and the first control module and the second control module carry out adaptive adjustment according to the second identification information.
The third primary-secondary card connecting module is matched with the second primary-secondary card connecting module and forms a data channel. The structure, data transmission and control relationship between the video processing sub-card and the video processing slave-mother card are equal to those between the video processing sub-card and the video processing master-mother card. The communication between the video processing daughter card and the video processing slave-mother card is not described in detail.
It should be noted that the second video module has an input and output interface, that is, the video processing slave card-master card can also directly transmit video signals with the outside, and also has the capability of independently performing video processing. However, the video processing slave card is controlled by the video processing master card, and the first control module and the second control module have control signal interaction, namely the first control module controls the second control module. Although the control processes of the first control module and the second control module are influenced by the feedback of other modules, the motivation of the control is derived from the external demand, i.e., the control signal sent by the control signal conversion module to the first control module.
The video splicer also comprises a function card. The function card is a board card for completing a specific function. The function card comprises a fourth back plate connecting module, a fourth control module and a data processing module; the fourth backboard connecting module is used for providing a physical interface for connecting the backboard for the fourth control module and the data processing module. The fourth control module is used for controlling the data processing module. The data processing module is used for processing and transmitting control signals and video signals (detailed below). The data processing module contains fourth identification information, and the fourth identification information identifies the function type of the data processing module. And the first control module and the fourth control module carry out adaptive adjustment according to the fourth identification information.
The first control module also controls the fourth control module. The fourth control module and the data processing module are also interacted with other board cards through the backboard.
According to the function condition of the data processing module, the function card can be divided into an input video monitoring card, an equipment cascade synchronous card or a control signal interface expansion card.
The video monitoring card is used for monitoring video signals transmitted to the video splicer from the outside, namely, one or more paths of video signals transmitted to the video splicer from the outside are shunted to the video monitoring card for processing, and then the processed video signals are output to the playing equipment.
And the equipment cascade synchronization card is used for realizing cascade and synchronization of the multi-state equipment. When a plurality of devices are interconnected, one device is identified as a master device and the other devices are identified as slave devices, a device cascade synchronous card in the master device sends a specific function signal for device synchronization and a control signal sent by a video processing master card in the master device to a device cascade synchronous card in the slave device, and the device cascade synchronous card in the slave device processes the received signal and sends the processed signal to the video processing master cards in the respective devices, so that cascade and synchronization of the multi-state devices are realized.
And the control signal interface expansion card is used for acquiring the control signal sent by the video processing main card and processing and converting the format of the acquired control signal so as to connect various different physical interfaces.
To sum up, the utility model has the advantages of highly integrated has simplified the structure and has reduced the cost. The method can quickly improve the operation processing capacity and quickly expand the types and the number of the interfaces, and does not need adjustment and matching of too many board cards.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention, and particularly, various features shown in the various embodiments may be combined in any combination as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the 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 merely for convenience of description, and do not indicate or imply that the device or element 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 meaning 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 solution of the present invention has been described with reference to 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. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a video splicer, includes the backplate, the backplate is used for providing interconnection channel for other integrated circuit boards, its characterized in that: the video processing system also comprises a video processing master card and a video processing slave card which are connected with the back plate;
the video processing master card is used for receiving control signals and video signals from the outside, processing the received video signals according to the received control signals and then sending the processed video signals to the outside or other video processing slave cards, or sending the received control signals to other board cards in a specified format;
the video processing slave card is used for receiving the control signal and the video signal sent by the video processing master card and sending the received video signal to the outside, the video processing master card or other video processing slave cards according to the received control signal.
2. The video splicer according to claim 1, wherein:
the video processing master card and the video processing slave card adopt a master-slave card structure;
the master card and the slave card of the video processing master card are respectively a video processing master card, namely a master card, and a video processing slave card;
the video processing main card-mother card is used for inputting, outputting and processing video signals, performing control signal interaction with the outside and controlling other board cards;
the video processing sub-card is used for inputting, outputting and processing video signals;
the video processing main card-mother card and the video processing sub-card interact video signals and control signals.
3. The video splicer according to claim 2, wherein: the video processing slave card adopts a master-slave card structure;
the master card of the video processing slave card is used for inputting, outputting and processing video signals and controlling the video processing slave card;
the video processing slave card is used for video signal input, output and processing;
and the video processing slave card interacts video signals and control signals with the master card and the slave card.
4. The video splicer according to claim 3, wherein: the master card and the slave card of the video processing slave card are respectively a video processing slave card-master card and the video processing slave card.
5. The video splicer according to claim 4, wherein: the video processing main card-mother card comprises a first back plate connecting module, a first control module, a control signal conversion module, a first video module and a first mother-son card connecting module;
the first backboard connecting module provides a physical interface for connecting the backboard for the first control module and the first video module;
the first control module is used for controlling the first video module, the control signal conversion module and the first master-slave card connection module;
the first video module is used for processing video signals and transmitting the video signals;
the first video module comprises first identification information, and the first identification information is determined based on the type and the number of the input interface and the output interface of the first video module; the first control module carries out adaptive adjustment according to the first identification information;
the first master-slave card connecting module is used for receiving the video signal of the video processing sub-card, transmitting the video signal to the first video module and sending the video signal generated by the first video module to the video processing sub-card;
the control signal conversion module is used for sending an externally input control signal to the first control module in a specified format, receiving the control signal generated by the first control module and transmitting the control signal to the outside.
6. The video splicer according to claim 5, wherein: the first control module controls the first control module based on the control signal sent by the control signal conversion module and feedback of other modules.
7. The video splicer according to claim 5, wherein: the video processing slave card-master card comprises a second back plate connecting module, a second control module, a second video module and a second master-slave card connecting module;
the second backboard connecting module provides a physical interface for connecting the backboard for the second control module and the second video module;
the second master-slave card connecting module is used for receiving the video signal of the video processing sub-card, transmitting the video signal to the second video module and sending the video signal generated by the second video module to the video processing sub-card;
the second control module is used for controlling the second video module and the second master-slave card connecting module;
the second video module is used for processing video signals and transmitting the video signals;
the second video module comprises second identification information, and the second identification information is determined based on the type and the number of the input interface and the output interface of the second video module; and the first control module and the second control module carry out adaptive adjustment according to the second identification information.
8. The video splicer according to claim 7, wherein: the video processing sub-card comprises a third sub-card connecting module and a third video module;
the third master-slave card connecting module is used for receiving the video signal of the video processing slave card, transmitting the video signal to the first video module or the second video module, and sending the video signal generated by the first video module or the second video module to the video processing slave card;
the third video module is used for processing video signals and transmitting the video signals; the third video module comprises third identification information, and the third identification information is determined based on the types and the number of the input interfaces and the output interfaces of the third video module.
9. The video splicer according to claim 5, wherein: the multifunctional card comprises a fourth back plate connecting module, a fourth control module and a data processing module;
the fourth backboard connecting module is used for providing a physical interface for connecting the backboard for the fourth control module and the data processing module;
the fourth control module is used for controlling the data processing module;
the data processing module is used for processing and transmitting the control signal and the video signal;
the data processing module comprises fourth identification information, and the fourth identification information identifies the function type of the data processing module; and the first control module and the fourth control module carry out adaptive adjustment according to the fourth identification information.
10. The video splicer according to claim 9, wherein: the function card is divided into a video monitoring card, an equipment cascade synchronization card or a control signal interface expansion card according to functions;
the video monitoring card is used for acquiring a video signal output by the video processing main card or a video signal sent by the video processing slave card to the video processing main card, and sending the acquired video signal to external display equipment after processing so as to realize a monitoring function;
the equipment cascade synchronous card is used for realizing cascade and synchronization of multi-state equipment, when a plurality of pieces of equipment are interconnected, one piece of equipment is identified as master equipment and other pieces of equipment are identified as slave equipment, the equipment cascade synchronous card in the master equipment sends a specific function signal for equipment synchronization and a control signal sent by the video processing master card in the master equipment to the equipment cascade synchronous card in the slave equipment, and the equipment cascade synchronous card in the slave equipment processes the received signal and sends the processed signal to the video processing master cards in the respective equipment to realize cascade and synchronization of the multi-state equipment;
the control signal interface expansion card is used for acquiring the control signal sent by the video processing main card and processing and format conversion of the acquired control signal so as to connect various different physical interfaces.
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|---|---|---|---|
| CN202020440695.6U CN211670920U (en) | 2020-03-31 | 2020-03-31 | Video splicer |
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| CN202020440695.6U CN211670920U (en) | 2020-03-31 | 2020-03-31 | Video splicer |
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| CN211670920U true CN211670920U (en) | 2020-10-13 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112637516A (en) * | 2020-11-12 | 2021-04-09 | 深圳市奥拓电子股份有限公司 | Multi-level data processing method and system for video windowing and/or roaming |
| CN113055387A (en) * | 2021-03-15 | 2021-06-29 | 西安热工研究院有限公司 | Servo master-slave card communication protocol for steam turbine |
| CN114500875A (en) * | 2020-11-11 | 2022-05-13 | 西安诺瓦星云科技股份有限公司 | Card insertion type video processing equipment |
| CN114598784A (en) * | 2020-12-07 | 2022-06-07 | 西安诺瓦星云科技股份有限公司 | Data synchronization method and video processing device |
-
2020
- 2020-03-31 CN CN202020440695.6U patent/CN211670920U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114500875A (en) * | 2020-11-11 | 2022-05-13 | 西安诺瓦星云科技股份有限公司 | Card insertion type video processing equipment |
| CN112637516A (en) * | 2020-11-12 | 2021-04-09 | 深圳市奥拓电子股份有限公司 | Multi-level data processing method and system for video windowing and/or roaming |
| CN114598784A (en) * | 2020-12-07 | 2022-06-07 | 西安诺瓦星云科技股份有限公司 | Data synchronization method and video processing device |
| CN113055387A (en) * | 2021-03-15 | 2021-06-29 | 西安热工研究院有限公司 | Servo master-slave card communication protocol for steam turbine |
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