CN103220502A - Digital signal processor (DSP) embedded type video face collection network server - Google Patents
Digital signal processor (DSP) embedded type video face collection network server Download PDFInfo
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- CN103220502A CN103220502A CN2013100980255A CN201310098025A CN103220502A CN 103220502 A CN103220502 A CN 103220502A CN 2013100980255 A CN2013100980255 A CN 2013100980255A CN 201310098025 A CN201310098025 A CN 201310098025A CN 103220502 A CN103220502 A CN 103220502A
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Abstract
The invention discloses a digital signal processor (DSP) embedded type video face collection network server which comprises a video alarming signal input interface, a DSP, an alarming interrupt signal output interface and a communication interface, wherein the communication interface is used for enabling a signal of the alarming interrupt signal output interface to conduct network communication. The video alarming signal input interface is in electrical connection with the DSP and transmits a video signal of a PAL system video or an NTSC system video to the DSP. The DSP is in electrical connection with the alarming interrupt signal output interface and transmits a face recognition signal to the alarming interrupt signal output interface. The DSP embedded type video face collection network server has abundant interfaces, is compatible with face recognition based on the PAL system video or the NTSC system video, can play a good connecting function between camera equipment of a collection point and a master control center, and reduces data transmission quantity.
Description
Technical field
The present invention relates to a kind of webserver, be specifically related to a kind of DSP embedded video people face collection network server.
Background technology
Face identification is refered in particular to utilize to analyze and is compared the computer technology that people's face visual signature information is carried out the identity discriminating.Recognition of face is the computer technology research field of a hot topic, the detecting of people's face light and shade can be adjusted the dynamic exposure compensation automatically, and the face tracking detecting is adjusted image automatically and amplified; It belongs to biometrics identification technology, is the biological characteristic of organism (generally refering in particular to the people) itself is distinguished the organism individuality.
In the video monitoring system and the frontier policeman's safety check identification or the surveillance of deploying to ensure effective monitoring and control of illegal activities of bank, often need how to network now, but still do not have a kind of suitable webserver that is applicable to the recognition of face data acquisition now.
Summary of the invention
For solving the deficiencies in the prior art, the object of the present invention is to provide a kind of DSP embedded video people face collection network server that can finish people's face acquisition tasks well and can realize networking.
In order to realize above-mentioned target, the present invention adopts following technical scheme:
DSP embedded video people face collection network server comprises: video alarm signal input interface, dsp processor, warning interrupt signal output interface, be used for the communication interface that the signal with above-mentioned warning interrupt signal output interface carries out network communication; Above-mentioned video alarm signal input interface and above-mentioned dsp processor constitute and are electrically connected and transmit the vision signal of pal mode video or TSC-system formula video to above-mentioned dsp processor, and above-mentioned DPS is electrically connected with above-mentioned warning interrupt signal output interface and to above-mentioned warning interrupt signal output interface transmission recognition of face signal.
Aforesaid DSP embedded video people face collection network server, communication interface comprises: the RJ45 interface or/and optical fiber interface or/and the RS485 interface or/and the RS232 interface.
Preceding described DSP embedded video people face collection network server, the recognition of face signal comprises: face characteristic coding, acquisition time coding, collection point coding.
Aforesaid DSP embedded video people face collection network server, the video alarm signal input interface comprises: 1 to 16 the BNC video input interface that can discern between pal mode video, TSC-system formula video automatically.
Aforesaid DSP embedded video people face collection network server, the image resolution ratio of the video of pal mode is 704*576, and video frame rate is 16-30 frame/second, and the image resolution ratio of the video of above-mentioned TSC-system formula is 704*480, and video frame rate is 16-25 frame/second.
Aforesaid DSP embedded video people face collection network server, the concrete configuration of communication interface is as follows: two RJ45 interfaces, a 10M/100M optical fiber interface, a RS485 interface, a RS232 interface, a 1000M optical fiber interface.
Aforesaid DSP embedded video people face collection network server, the concrete configuration of communication interface is as follows: two RJ45 interfaces, a RS485 interface, a RS232 interface, a 1000M optical fiber interface.
Usefulness of the present invention is: have abundant interface, can take into account recognition of face based on pal mode video, TSC-system formula video, and can between the apparatus for making a video recording of collection point and total monitoring center, play the effect that is connected well, reduce volume of transmitted data.
Description of drawings
Fig. 1 is the structural representation block diagram of a preferred embodiment of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is done concrete introduction.
DSP embedded video people face collection network server comprises: video alarm signal input interface, dsp processor, warning interrupt signal output interface, be used for the communication interface that the signal with warning interrupt signal output interface carries out network communication; Video alarm signal input interface and dsp processor constitute and are electrically connected and transmit the vision signal of pal mode video or TSC-system formula video to dsp processor, and DPS is electrically connected with warning interrupt signal output interface and to warning interrupt signal output interface transmission recognition of face signal.
As a kind of preferred version, communication interface comprises: the RJ45 interface or/and optical fiber interface or/and the RS485 interface or/and the RS232 interface.
Particularly, communication interface can adopt following two kinds of allocation plans:
First kind of scheme: two RJ45 interfaces, a 10M/100M optical fiber interface, a RS485 interface, a RS232 interface, a 1000M optical fiber interface.
Second kind of scheme: two RJ45 interfaces, a RS485 interface, a RS232 interface, a 1000M optical fiber interface.
As a kind of preferred version, dsp processor can be handled vision signal, extracts useful data, reduces transmission cost, with vision signal conversion for people's face signal so that output and uploading, the recognition of face signal comprises: face characteristic coding, acquisition time coding, collection point coding.
As a kind of preferred version, the video alarm signal input interface comprises: 1 to 16 the BNC video input interface that can discern between pal mode video, TSC-system formula video automatically.
The image resolution ratio of the video of pal mode is 704*576, and video frame rate is 16-30 frame/second, and the image resolution ratio of the video of TSC-system formula is 704*480, and video frame rate is 16-25 frame/second.
In addition, need to prove that the warning input and the output of reporting to the police of processor dsp processor of the present invention all have 1 to 16 switching value.
Dsp processor playback resolution of the present invention comprises CIF, 2CIF, QCIF, DCF, D1.
The detection frame per second of dsp processor of the present invention was 15 frame/seconds in addition, and the Pixel Dimensions of person of low position's face that can detect is 24*24, and maximum Pixel Dimensions is 576*576.
More than show and described basic principle of the present invention, principal character and advantage.The technical staff of the industry should understand, and the foregoing description does not limit the present invention in any form, and all employings are equal to the technical scheme that mode obtained of replacement or equivalent transformation, all drop in protection scope of the present invention.
Claims (7)
1.DSP embedded video people face collection network server, it is characterized in that, comprising: video alarm signal input interface, dsp processor, warning interrupt signal output interface, be used for the communication interface that the signal with above-mentioned warning interrupt signal output interface carries out network communication; Above-mentioned video alarm signal input interface and above-mentioned dsp processor constitute and are electrically connected and transmit the vision signal of pal mode video or TSC-system formula video to above-mentioned dsp processor, and above-mentioned DPS is electrically connected with above-mentioned warning interrupt signal output interface and to above-mentioned warning interrupt signal output interface transmission recognition of face signal.
2. DSP embedded video people face collection network server according to claim 1 is characterized in that above-mentioned communication interface comprises: the RJ45 interface or/and optical fiber interface or/and the RS485 interface or/and the RS232 interface.
3. DSP embedded video people face collection network server according to claim 2 is characterized in that above-mentioned recognition of face signal comprises: face characteristic coding, acquisition time coding, collection point coding.
4. DSP embedded video people face collection network server according to claim 3, it is characterized in that above-mentioned video alarm signal input interface comprises: 1 to 16 the BNC video input interface that can between pal mode video, TSC-system formula video, discern automatically.
5. DSP embedded video people face collection network server according to claim 4, it is characterized in that, the image resolution ratio of the video of above-mentioned pal mode is 704*576, video frame rate is 16-30 frame/second, the image resolution ratio of the video of above-mentioned TSC-system formula is 704*480, and video frame rate is 16-25 frame/second.
6. DSP embedded video people face collection network server according to claim 5, it is characterized in that the concrete configuration of above-mentioned communication interface is as follows: two RJ45 interfaces, a 10M/100M optical fiber interface, a RS485 interface, a RS232 interface, a 1000M optical fiber interface.
7. DSP embedded video people face collection network server according to claim 5 is characterized in that the concrete configuration of above-mentioned communication interface is as follows: two RJ45 interfaces, a RS485 interface, a RS232 interface, a 1000M optical fiber interface.
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| CN2013100980255A CN103220502A (en) | 2013-03-26 | 2013-03-26 | Digital signal processor (DSP) embedded type video face collection network server |
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| CN1428694A (en) * | 2001-12-29 | 2003-07-09 | 成都银晨网讯科技有限公司 | Embedded human face automatic detection equipment based on DSP and its method |
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| CN101720024A (en) * | 2009-11-23 | 2010-06-02 | 深圳市宾利达智能科技有限公司 | Intelligent recognition monitoring system and monitoring method thereof |
| CN102096811A (en) * | 2011-01-26 | 2011-06-15 | 上海洪剑智能科技有限公司 | Intelligent face recognition module based on embedded platform, and recognition method thereof |
| CN202217347U (en) * | 2011-01-26 | 2012-05-09 | 北京海鑫智圣技术有限公司 | All-around intelligent monitoring device for automatic teller machine (ATM) of bank |
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2013
- 2013-03-26 CN CN2013100980255A patent/CN103220502A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1428694A (en) * | 2001-12-29 | 2003-07-09 | 成都银晨网讯科技有限公司 | Embedded human face automatic detection equipment based on DSP and its method |
| CN101174298A (en) * | 2006-11-02 | 2008-05-07 | 上海银晨智能识别科技有限公司 | Scattered-point high-volume face recognition system and recognizing method thereof |
| CN1975761A (en) * | 2006-12-15 | 2007-06-06 | 昆明利普机器视觉工程有限公司 | Visual frequency data excavating system and method for automatic identifying human figure |
| CN101196990A (en) * | 2007-10-11 | 2008-06-11 | 北京海鑫科金高科技股份有限公司 | Network built-in type multiplex face detecting system and method thereof |
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Application publication date: 20130724 |