CN102510483B - Implementation system and method based on FPGA (Field Programmable Gate Array) multi-video monitoring terminal control policy - Google Patents
Implementation system and method based on FPGA (Field Programmable Gate Array) multi-video monitoring terminal control policy Download PDFInfo
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- CN102510483B CN102510483B CN201110414121.7A CN201110414121A CN102510483B CN 102510483 B CN102510483 B CN 102510483B CN 201110414121 A CN201110414121 A CN 201110414121A CN 102510483 B CN102510483 B CN 102510483B
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Abstract
The invention provides an implementation system and implementation method based on an FPGA (Field Programmable Gate Array) multi-video monitoring terminal control policy. The implementation system comprises a data receiving module, a message storing module, a data transmitting module, a rule list item module and an index list item module, wherein a list item index address and a bitmap value which are stored in the rule list item module correspond to an address of the index list item module. The implementation method comprises a data receiving step, a message storing step, a data transmitting step, a rule list item step and an index list item step, wherein a list item index address and a bitmap value which are stored in the rule list item step correspond to an address in the index list item step. According to the implementation system and implementation method based on the FPGA multi-video monitoring terminal control policy, provided by the invention, the message is a video data message.
Description
Technical field
The invention belongs to network communication field, be specifically related to a kind of system and method for realizing based on many Video Monitoring Terminals of FPGA control strategy.
Background technology
Patent No. CN200910021454.6 (on-line monitoring system for capacitive equipment dielectric loss angle) discloses a kind of monitoring system of power transmission and transforming equipment, be particularly related to on-line monitoring system for capacitive equipment dielectric loss angle, it is characterized in that: which comprises at least microprocessor, leakage current signal acquisition module, GPS synchronization module, wireless communication module, A/D sampling unit, frequency measurement sampling unit; It structurally adopts the mode of centralized management, and employing wireless data transmission technology and Internet network technology, realized layered distribution type structure; Divide monitor layer, key-course and Information Level according to the present invention that requires of function by system.Only browser software need to be installed just can carry out strange land access to system for manufacturer and operating management department (client), thereby has realized easily remote maintenance and remote monitoring.
Patent No. CN00205777.8 (capable of dynamic programming navigation system general controls card) discloses a kind of navigation system general controls card of capable of dynamic programming, and it connects radio interface circuit, logical block, decoding circuit, counter, sequential by control circuit CPU mouth line and forms the electric circuit constitutes such as circuit, encrypting module and PC interface.Wherein CPU mouth line is connected to and comprises that logical block, decoding circuit, counter, sequential form the fpga chip of circuit, encrypting module function, and this chip is with the capable of dynamic DLL (dynamic link library) that can connect PC.The utility model not only can connect various GPS, and can be used as car-mounted terminal control card, also can be used as monitor terminal control card, and on-the-spot dynamic random is adjusted transmission frequency, and amplitude-frequency characteristic is good, and transmission rate is high.
On the basis of above technology, the present invention, by being packaged into the video data of ether data message form, sends to multiple monitor terminals as requested, completes the monitoring of video.Video Monitoring Terminal can flexible configuration, revises convenient, flexible.
Summary of the invention
The present invention, by being packaged into the video data of ether data message form, sends to multiple monitor terminals as requested, completes the monitoring of video.Video Monitoring Terminal can flexible configuration, revises convenient, flexible.
The invention provides a kind of system that realizes based on many Video Monitoring Terminals of FPGA control strategy, it comprises data reception module, packet storage module and data transmission blocks, it comprises regular entry module and index entry module, and the table item index address of wherein storing in regular entry module and bitmap values are corresponding to the address of index entry module.
The system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, regular entry module is mainly stored the rule that user issues, and mainly comprises four-tuple, table item index address and bitmap values.
The system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, the information such as the main storage purpose MAC Address of index entry module, source order IP and source eye end mouth.
1. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data reception module is receiving network data message first, and message is left in packet storage module.
2. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data reception module extracts corresponding message four-tuple, calculate hash value according to four-tuple, taking this hash value as address, get the rule value of corresponding address in regular entry module.
3. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data reception module mates the four-tuple in regular entry module with the four-tuple in message, get index address and the bitmap of depositing in this rule entry module of coupling and transfer to the resume module of giving out a contract for a project.
4. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data transmission blocks is the base address with the index address of depositing according to bitmap values, calculates the address of index entry module and reads its value.
5. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, the value of index list item module stores is the information such as target MAC (Media Access Control) address, source order IP and the source eye end mouth that need to revise while E-Packeting.
6. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, in data transmission blocks, determines the number of times that needs forwarding video data bag according to bitmap values.
7. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, this bitmap bit wide is 16, and each is 1, needs to forward, and in bitmap values, 1 number is the number of times that needs the packet forwarding, and forwards at most 16 times.
8. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, according to the number of times of the packet forwarding, the extraction that can repeatedly remove to complete in packet storage module packet literary composition.
9. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data transmission blocks, after message extracts, completes replacement by the target MAC (Media Access Control) address in message, source order IP and source eye end mouth as requested.
10. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data transmission blocks is dealt into the message after adjusting switch from corresponding MAC port transfer.
11. systems that realize based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, message completes the forwarding of video by switch.
12. systems that realize based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, message can appear on multiple monitor terminals.
13. systems that realize based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, this message is video data message.
The present invention also provides a kind of implementation method based on many Video Monitoring Terminals of FPGA control strategy, it comprises data receiver step, packet storage step and data sending step, it comprises regular list item step and index list item step, and the table item index address of wherein storing in regular list item step and bitmap values are corresponding to the address of index list item step.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, regular list item step is mainly stored the rule that user issues, and mainly comprises four-tuple, table item index address and bitmap values.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, the information such as the main storage purpose MAC Address of index list item step, source order IP and source eye end mouth.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data receiver step is receiving network data message first, and message is left in packet storage step.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data receiver step is extracted corresponding message four-tuple, calculate hash value according to four-tuple, taking this hash value as address, get the rule value of corresponding address in regular list item step.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data receiver step is mated the four-tuple in regular list item step with the four-tuple in message, get index address and the bitmap of depositing in this rule list item step of coupling and transfer to the step process of giving out a contract for a project.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data sending step is the base address with the index address of depositing according to bitmap values, calculates the address of index list item step and reads its value.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, the value of index list item step storage is the information such as target MAC (Media Access Control) address, source order IP and the source eye end mouth that need to revise while E-Packeting.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, in data sending step, determines the number of times that needs forwarding video data bag according to bitmap values.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, this bitmap bit wide is 16, and each is 1, needs to forward, and in bitmap values, 1 number is the number of times that needs the packet forwarding, and forwards at most 16 times.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, according to the number of times of the packet forwarding, the extraction that can repeatedly remove to complete in packet storage step packet literary composition.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data sending step, after message extracts, completes replacement by the target MAC (Media Access Control) address in message, source order IP and source eye end mouth as requested.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, data sending step is dealt into the message after adjusting switch from corresponding MAC port transfer.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, message completes the forwarding of video by switch.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, message can appear on multiple monitor terminals.
Implementation method based on many Video Monitoring Terminals of FPGA control strategy provided by the invention, this message is video data message.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Embodiment
First this scheme needs to safeguard two list items, and one is regular list item, mainly stores the rule that user issues, and mainly comprises four-tuple, table item index address (relevant to another list item) and bitmap values; The information such as the main storage purpose MAC Address of another index list item, source order IP and source eye end mouth.
First receiving network data message, leaves message in packet storage medium in, and corresponding four-tuple is extracted, and calculates hash value according to four-tuple, taking this hash value as address, its corresponding rule value is got in address corresponding regular list item.Four-tuple in four-tuple in regular list item and message is compared, after the match is successful, the index address of depositing in this rule list item and bitmap taking-up are transferred to the resume module of giving out a contract for a project.
Giving out a contract for a project in module, determine the number of times that needs forwarding video data bag according to bitmap values.This bitmap bit wide is 16, and each is 1, needs to forward.In bitmap values, 1 number is the number of times that needs the packet forwarding, and forwards at most 16 times.
According to the base address of bitmap values and the index address deposited, calculate the address of another list item, therefrom read its value, the information such as target MAC (Media Access Control) address, source order IP and the source eye end mouth that need to revise while E-Packeting.
According to the number of times of the packet forwarding, the extraction that can repeatedly remove to complete in storage medium packet literary composition.After extraction, as requested the target MAC (Media Access Control) address in message, source order IP and source eye end mouth can be completed to replacement.And by adjust after message from deserved MAC port transfer is dealt into switch, in the forwarding that completes video by switch, finally this video data message can appear on multiple monitor terminals.
Above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although the present invention is had been described in detail with reference to above-described embodiment, the those of ordinary skill in described field is to be understood that: still can the specific embodiment of the present invention be modified or be replaced on an equal basis, and do not depart from any amendment of spirit and scope of the invention or be equal to replacement, it all should be encompassed in the middle of claim scope of the present invention.
Claims (18)
1. the system that realizes based on many Video Monitoring Terminals of FPGA control strategy, it comprises data reception module, packet storage module and data transmission blocks, it is characterized in that, it comprises regular entry module and index entry module, and the table item index address of wherein storing in regular entry module and bitmap values are corresponding to the address of index entry module;
Rule entry module is mainly stored the rule that user issues, and mainly comprises four-tuple, table item index address and bitmap values;
The main storage purpose MAC Address of index entry module, source order IP and source order port information;
Data reception module is receiving network data message first, and message is left in packet storage module;
Data reception module extracts corresponding message four-tuple, calculates hash value according to four-tuple, taking this hash value as address, gets the rule value of corresponding address in regular entry module;
Data reception module mates the four-tuple in regular entry module with the four-tuple in message, get index address and the bitmap of depositing in this rule entry module of coupling and transfer to the resume module of giving out a contract for a project;
Data transmission blocks is the base address with the index address of depositing according to bitmap values, calculates the address of index entry module and reads its value;
The value of index list item module stores is target MAC (Media Access Control) address, source order IP and the source order port information that need to revise while E-Packeting.
2. the system of claim 1, is characterized in that, in data transmission blocks, determines the number of times that needs forwarding video data bag according to bitmap values.
3. the system of claim 1, is characterized in that, this bitmap bit wide is 16, and each is 1, needs to forward, and in bitmap values, 1 number is the number of times that needs the packet forwarding, and forwards at most 16 times.
4. the system of claim 1, is characterized in that, according to the number of times of the packet forwarding, the extraction that can repeatedly remove to complete in packet storage module packet literary composition.
5. the system of claim 1, is characterized in that, data transmission blocks, after message extracts, completes replacement by the target MAC (Media Access Control) address in message, source order IP and source eye end mouth as requested.
6. the system of claim 1, is characterized in that, data transmission blocks is dealt into the message after adjusting switch from corresponding MAC port transfer.
7. the system of claim 1, is characterized in that, message completes the forwarding of video by switch.
8. the system of claim 1, is characterized in that, message can appear on multiple monitor terminals.
9. the system of any one in claim 1-8, is characterized in that, this message is video data message.
10. the implementation method based on many Video Monitoring Terminals of FPGA control strategy, it comprises data receiver step, packet storage step and data sending step, it is characterized in that, it comprises regular list item step and index list item step, and the table item index address of wherein storing in regular list item step and bitmap values are corresponding to the address of index list item step;
Rule list item step is mainly stored the rule that user issues, and mainly comprises four-tuple, table item index address and bitmap values;
The main storage purpose MAC Address of index list item step, source order IP and source order port information;
Data receiver step is receiving network data message first, and message is left in packet storage step;
Data receiver step is extracted corresponding message four-tuple, calculates hash value according to four-tuple, taking this hash value as address, gets the rule value of corresponding address in regular list item step;
Data receiver step is mated the four-tuple in regular list item step with the four-tuple in message, get index address and the bitmap of depositing in this rule list item step of coupling and transfer to the step process of giving out a contract for a project;
Data sending step is the base address with the index address of depositing according to bitmap values, calculates the address of index list item step and reads its value;
The value of index list item step storage is target MAC (Media Access Control) address, source order IP and the source order port information that need to revise while E-Packeting.
The method of 11. claims 10, is characterized in that, in data sending step, determines the number of times that needs forwarding video data bag according to bitmap values.
The method of 12. claims 10, is characterized in that, this bitmap bit wide is 16, and each is 1, needs to forward, and in bitmap values, 1 number is the number of times that needs the packet forwarding, and forwards at most 16 times.
The method of 13. claims 10, is characterized in that, according to the number of times of the packet forwarding, the extraction that can repeatedly remove to complete in packet storage step packet literary composition.
The method of 14. claims 10, is characterized in that, data sending step, after message extracts, completes replacement by the target MAC (Media Access Control) address in message, source order IP and source eye end mouth as requested.
The method of 15. claims 10, is characterized in that, data sending step is dealt into the message after adjusting switch from corresponding MAC port transfer.
The method of 16. claims 10, is characterized in that, message completes the forwarding of video by switch.
The method of 17. claims 10, is characterized in that, message can appear on multiple monitor terminals.
In 18. claim 10-17, the method for any one, is characterized in that, this message is video data message.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101594301A (en) * | 2009-06-23 | 2009-12-02 | 杭州华三通信技术有限公司 | A kind of message processing method and device |
| CN101674193A (en) * | 2009-08-21 | 2010-03-17 | 曙光信息产业(北京)有限公司 | Management method of transmission control protocol connection and device thereof |
| CN102014005A (en) * | 2010-12-17 | 2011-04-13 | 天津曙光计算机产业有限公司 | Method for implementing TCP connection management by using multistage memory searching mode |
| CN102300036A (en) * | 2011-08-05 | 2011-12-28 | 上海文广互动电视有限公司 | Video data scheduling method of interactive studio |
-
2011
- 2011-12-13 CN CN201110414121.7A patent/CN102510483B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101594301A (en) * | 2009-06-23 | 2009-12-02 | 杭州华三通信技术有限公司 | A kind of message processing method and device |
| CN101674193A (en) * | 2009-08-21 | 2010-03-17 | 曙光信息产业(北京)有限公司 | Management method of transmission control protocol connection and device thereof |
| CN102014005A (en) * | 2010-12-17 | 2011-04-13 | 天津曙光计算机产业有限公司 | Method for implementing TCP connection management by using multistage memory searching mode |
| CN102300036A (en) * | 2011-08-05 | 2011-12-28 | 上海文广互动电视有限公司 | Video data scheduling method of interactive studio |
Non-Patent Citations (2)
| Title |
|---|
| 用哈希单元实现 MPLS中分类规则表查询;陈军;《福建金融管理干部学院学报》;20081231;四、哈希查询设计与实现，图1，表1 * |
| 陈军.用哈希单元实现 MPLS中分类规则表查询.《福建金融管理干部学院学报》.2008, |
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