CN101695127B - Video/audio IP monitoring control device - Google Patents
Video/audio IP monitoring control device Download PDFInfo
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- CN101695127B CN101695127B CN200910188000.8A CN200910188000A CN101695127B CN 101695127 B CN101695127 B CN 101695127B CN 200910188000 A CN200910188000 A CN 200910188000A CN 101695127 B CN101695127 B CN 101695127B
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Abstract
The invention discloses a video/audio IP monitoring control device which comprises a multi-channel video signal digitizing unit, a multi-channel audio signal digitizing unit, a video signal processing unit, an audio signal processing unit, a video multi-channel selecting unit, an audio multi-channel selecting unit and input units, and is characterized by further comprising a monitoring control unit that is used for receiving the information input by the input unit and outputting monitoring control signals into a lower functional unit. The device firstly solves the problem of monitoring all the video and audio input units under the condition of not occupying system interface resources; furthermore, by outputting and packaging the IPs of all the units, the device ensures the monitoring effect to be more direct and remarkable.
Description
Technical field
The present invention relates to a kind of interception control device that supervises, relate in particular to a kind ofly based on H.264 compression, what TCP/IP route and functional cards and system board two-stage video/audio signal route were controlled can supervise monitoring device in real time to the video/audio signal of internal system multiple spot.
Background technology
In field of broadcast televisions, often to video and audio treatment system Zhong Ge road signal be supervised and be monitored, common way is that the signal that will supervise monitoring on hardware extracts, and realizes in a fixed manner.So, taken valuable system interface resource, can not change the channel selecting that supervises and monitor again, for being used in multi-channel video signal image, process large scale system, if multiple signals and processing node are therebetween supervised to monitoring, increase a large amount of interface circuits, occupy a large amount of system external interfaces, be difficult to realize.
Summary of the invention
The present invention is directed to the proposition of above problem, and develop a kind of monitoring, supervise device, by a kind of new device, existing technology is being optimized and is being improved;
Technical solution of the present invention is achieved in that
A video/audio IP monitoring control device, comprises multi-channel video signal digital unit, multipath audio signal digital unit, video signal processing unit, audio signal processing unit, multi-channel video selected cell, voice-frequency-multichannel selected cell, input unit, characterized by further comprising:
Monitoring supervises control unit, and for receiving the information of input unit input, the functional unit output of Bing Xiang subordinate supervises control signal;
Monitoring supervises list generation unit, for receiving, supervise the control information that control unit produces, according to the information of input unit input, the IP address that monitor the multi-channel video signal digital unit that supervises and multipath audio signal digital unit is arranged simultaneously generation list is arranged in IP address;
Monitoring supervises selected cell, for receiving, supervises the list information that list generation unit generates, and according to list information, by monitoring the multi-channel video signal digital unit that supervises and the IP address of multipath audio signal digital unit, chooses;
Compression packing processing unit, for the digital video of each unit or audio signal compression are processed, and packs the compressed signal of the Yu Ge unit, IP address of each unit;
Output unit, for supplying that packetized signals output supervises.
In described compression packing processing unit, adopt H.264 compression algorithm to carry out audio signal or video signal compression.
Owing to having adopted above technological means, the present invention has the following advantages:
1, first the present invention has solved in the situation that not taking system interface resource, and all videos, audio frequency input unit are monitored, supervised;
2, utilization of the present invention is exported each unit IP pack, and makes the effect that supervises more direct, more remarkable in the effect that will reach;
3, the present invention all can use on different interface platforms, has good compatibility;
4, the present invention has utilized FPGA in present electronic product, to have very large advantage and prospect;
Accompanying drawing explanation
Drawings attached 1 width of the present invention
Fig. 1 is FB(flow block) of the present invention;
In figure: 1, multi-channel video signal digital unit, 2, multipath audio signal digital unit, 3, video signal processing unit, 4, audio signal processing unit, 5, multi-channel video selected cell, 6, voice-frequency-multichannel selected cell, 7, supervise control unit, 8, supervise list generation unit, 9, supervise selected cell, 10, compression packing processing unit, 11, output unit.
Embodiment
A kind of video/audio IP monitoring control device as shown in Figure 1, comprise multi-channel video signal digital unit 1, multipath audio signal digital unit 2, video signal processing unit 3, audio signal processing unit 4, multi-channel video selected cell 5, voice-frequency-multichannel selected cell 6, input unit, characterized by further comprising:
Monitoring supervises control unit 7, and for receiving the information of input unit input, the functional unit output of Bing Xiang subordinate supervises control signal;
Monitoring supervises list generation unit 8, for receiving, supervise the control information that control unit 7 produces, according to the information of input unit input, the IP address that monitor the multi-channel video signal digital unit 1 that supervises and multipath audio signal digital unit 2 is arranged simultaneously generation list is arranged in IP address;
Monitoring supervises selected cell 9, for receiving, supervises the list information that list generation unit 8 generates, and according to list information, by monitoring the multi-channel video signal digital unit 1 that supervises and the IP address of multipath audio signal digital unit 2, chooses;
Compression packing processing unit 10, for the digital video of each unit or audio signal compression are processed, and packs the compressed signal of the Yu Ge unit, IP address of each unit;
Output unit 11, for supplying that packetized signals output supervises.
In described compression packing processing unit 10, adopt H.264 compression algorithm to carry out audio signal or video signal compression realization supervising and monitoring internal system multichannel video/audio signal, do not need to change hardware configuration, can change the signal node that is supervised monitoring at any time.
In specific embodiment:
Each functional cards is connected on motherboard, and TCP/IP route generates the IP address of each several part unit, and address is recorded in memory and waits for and calling;
On each functional cards, that settling signal processor is skipped function is FPGA, and portion within it arranges to export to altogether and supervises passage and switch the multipath digital video audio signal switch unit of use and the switching table of local accent.Switch control unit and handoff list in switch unit, the changeable part parity rows of the changeable whole list page of handoff list is used;
Video signal digitization unit 1, audio signal digitizing unit 2 is respectively to video signal processing unit 3, mail message in audio signal processing unit 4, when user need to monitor corresponding part and supervises, to monitoring, supervise input control order in control unit 7, after having inputted, supervising list generation unit 8 needs automatically to generate list according to user, delivers to next stage and supervises in selected cell 9; Monitoring supervises selected cell 9 and calls out monitoring the signal supervising by multi-channel video selected cell 5 and voice-frequency-multichannel selected cell 6, in compression processing unit, utilize H.264 AV signal compression algorithm to be fixed mode compression, and selected unit IP is packed and sends into output unit 11 and export with the signal having compressed;
When calling Voice & Video unit, first generate handoff list, then according to the difference of the IP address of each functional unit, by reading IP address and then according to the video and audio signal of transferring of Elementary Function;
When user checks on output unit 11, to diverse location what happens, according to the signal after packing, can inquire about unit according to the difference of IP, and accurately process when having problems or occur other situations.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (2)
1. a video/audio IP monitoring control device, comprise multi-channel video signal digital unit (1), multipath audio signal digital unit (2), video signal processing unit (3), audio signal processing unit (4), multi-channel video selected cell (5), voice-frequency-multichannel selected cell (6), input unit, characterized by further comprising:
Monitoring supervises control unit (7), and for receiving the information of input unit input, the functional unit output of Bing Xiang subordinate supervises control signal;
Monitoring supervises list generation unit (8), be used for receiving the control signal that supervises control unit (7) generation, according to the information of input unit input, the IP address that monitor the multi-channel video signal digital unit (1) that supervises and multipath audio signal digital unit (2) is arranged simultaneously generation list is arranged in IP address;
Monitoring supervises selected cell (9), be used for receiving the list information that supervises list generation unit (8) generation, according to list information, by monitoring the multi-channel video signal digital unit (1) that supervises and the IP address of multipath audio signal digital unit (2), choose, by multi-channel video selected cell (5) and voice-frequency-multichannel selected cell (6), call and will monitor digital video or the digital audio and video signals supervising simultaneously;
Compression packing processing unit (10), for supervising digital video or compressing digital audio processing to supervising the monitoring that selected cell (9) calls by multi-channel video selected cell (5) and voice-frequency-multichannel selected cell (6), and will to monitor the IP address of the multi-channel video signal digital unit (1) that supervises and multipath audio signal digital unit (2) and monitoring supervises digital video or digital audio compression signal is packed;
Output unit (11), for supplying that packetized signals output supervises;
The same video signal processing unit of multi-channel video signal digital unit (1) (3) signal connects, and video signal processing unit (3) connects with multi-channel video selected cell (5) signal; The same audio signal processing unit of multipath audio signal digital unit (2) (4) signal connects, and audio signal processing unit (4) connects with voice-frequency-multichannel selected cell (6) signal; Monitoring supervises control unit (7) and connects with supervising list generation unit (8) signal, described multi-channel video selected cell (5), voice-frequency-multichannel selected cell (6) and supervise list generation unit (8) and supervise together respectively selected cell (9) signal and connect.
2. video/audio IP monitoring control device according to claim 1, is characterized in that adopting H.264 compression algorithm to carry out digital audio and video signals or digital video signal compression in described compression packing processing unit (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910188000.8A CN101695127B (en) | 2009-10-20 | 2009-10-20 | Video/audio IP monitoring control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910188000.8A CN101695127B (en) | 2009-10-20 | 2009-10-20 | Video/audio IP monitoring control device |
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| CN101695127A CN101695127A (en) | 2010-04-14 |
| CN101695127B true CN101695127B (en) | 2014-11-26 |
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| CN200910188000.8A Active CN101695127B (en) | 2009-10-20 | 2009-10-20 | Video/audio IP monitoring control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101883212A (en) * | 2010-06-26 | 2010-11-10 | 大连捷成实业发展有限公司 | Listening and monitoring system for audio signals and working method thereof |
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Effective date of registration: 20210507 Address after: 117000 3 / F, block a, No.3, Kehai street, high tech Industrial Park, Dalian, Liaoning Province Patentee after: DALIAN GIGATEC TECHNOLOGY Co.,Ltd. Address before: 116023 Liaoning city of Dalian province Qixianling high-tech park Kehai Street No. 3 Patentee before: DALIAN GIGATEC ELECTRONICS Co.,Ltd. |
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