CN103546745A - High-definition low-bit-rate network camera - Google Patents
High-definition low-bit-rate network camera Download PDFInfo
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- CN103546745A CN103546745A CN201310350397.2A CN201310350397A CN103546745A CN 103546745 A CN103546745 A CN 103546745A CN 201310350397 A CN201310350397 A CN 201310350397A CN 103546745 A CN103546745 A CN 103546745A
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Abstract
The invention provides a high-definition low-bit-rate network camera, and relates to the technical field of security monitoring. The high-definition low-bit-rate network camera comprises a sensor module, a video compressed encoding module and a transmitting module. The sensor module is used for acquiring video signals, the video compressed encoding module is used for performing compressed encoding processing on the video signals acquired by the sensor module, and the transmitting module is used for outputting the video signals subjected to compressed encoding of the video compressed encoding module. By the high-definition low-bit-rate network camera, the problem that a high-definition network camera is large in network bandwidth occupancy, more in disk space occupancy and incapable of performing satellite, microwave and 3G (third generation) wireless transmission and the like is solved effectively.
Description
Technical field
The present invention relates to safety monitoring technology field, relate in particular to the low code check web camera of a kind of high definition.
Background technology
Video encoder is by formations such as dedicated tone video-compression codecs chip, data and warning I/O channel, network interface, audio-video interface (HDMI, VGA, HD-SDI), the control of RS232 serial line interface, protocol interface control, embedded softwares.
At present, existing high-definition network camera, encoded device coding, code stream, more conventionally at 4Mbps～20Mbps, takies greatly the network bandwidth, and disk storage space takies greatly, cannot carry out the wireless communication transmissions HD videos such as satellite, microwave, 3G, infrastructure construction and maintenance cost are high.
Instantly need the urgent technical problem solving to be exactly: a kind of effective measures of proposition how can innovate, to meet more demands of practical application.
Summary of the invention
The invention provides the low code check web camera of a kind of high definition, effectively solve the high-definition network camera network bandwidth and take greatly, the problem that disk space takies is many, cannot carry out the wireless transmission such as satellite, microwave, 3G.
In order to address the above problem, the invention provides the low code check web camera of a kind of high definition, comprising:
Sensor assembly, for obtaining vision signal;
Video compression coding module, carries out compressed encoding processing for the vision signal that sensor assembly is obtained;
Transport module, for exporting the vision signal after video compression coding module compressed encoding.
Further, described video compression coding module comprises:
Video signal analysis is processed submodule, for vision signal is carried out to image complexity analysis;
Submodule is processed in compression, according to the complexity of vision signal, carries out compressed encoding;
Vision signal reprocessing submodule, for cutting apart the vision signal after compressed encoding or layering processing.
Further, described transport module, when the vision signal after video compression coding module compressed encoding is exported, feeds back to video signal analysis by status transmission and processes submodule.
Further, described vision signal is carried out to the analysis that image complexity analysis specifically comprises color, brightness, saturation and scene to video image.
Further, described vision signal after compressed encoding is cut apart or layering processes specifically according to current transmission quantity or bandwidth is cut apart or layering.
Further, described status transmission comprises packet drop and delay situation.
Further, described sensor assembly is CMOS or CCD.
To sum up, the low code check web camera of high definition that this programme provides, has different traditional compact model and methods, there is very high compression ratio, code check is 1/10 of traditional cameras, and it is 1/10 of traditional cameras that disk space takies, and effectively reduces offered load and hard-disc storage space.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the low code check web camera of high definition of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and example, the present invention is described in further detail.But example is not as a limitation of the invention.
This programme adds ZCV (zero-loss compression of video technology) high efficiency of compression algorithm at the inner ARM of video camera or DSP, replace traditional H264 encoder, solved the high-definition network camera network bandwidth and taken greatly, that disk space takies is many, cannot carry out the wireless transmission problems such as satellite, microwave, 3G.
As shown in Figure 1, the invention provides the schematic diagram of the low code check web camera of a kind of high definition, comprising:
Sensor assembly, for obtaining vision signal;
Video compression coding module, carries out compressed encoding processing for the vision signal that sensor assembly is obtained;
Transport module, for exporting the vision signal after video compression coding module compressed encoding.
Preferably, described video compression coding module comprises:
Video signal analysis is processed submodule, for vision signal is carried out to image complexity analysis;
Submodule is processed in compression, according to the complexity of vision signal, carries out compressed encoding;
Vision signal reprocessing submodule, for cutting apart the vision signal after compressed encoding or layering processing.
Preferably, described transport module, when the vision signal after video compression coding module compressed encoding is exported, feeds back to video signal analysis by status transmission and processes submodule.
Preferably, described vision signal is carried out to the analysis that image complexity analysis specifically comprises color, brightness, saturation and scene to video image.
Preferably, described vision signal after compressed encoding is cut apart or layering processes specifically according to current transmission quantity or bandwidth is cut apart or layering.
Preferably, described status transmission comprises packet drop and delay situation.
Preferably, described sensor assembly is CMOS(Complementary Metal Oxide Semiconductor) or CCD(Charge-coupled Device).
Further illustrate, the encoder of the low code check of high definition of the present invention, for protection and monitor field, ZCV(zero-loss compression of video technology) high-definition network camera is divided into preliminary treatment, encoder, reprocessing, four modules of transmission process, and there is feedback mechanism, transducer initial data YUV initial data is carried out to preliminary treatment, after Treatment Analysis, send into ZCV encoder and carry out compressed encoding, cut apart sending into ZCV reprocessing, layering secondary coding is processed, through transport module, send data, acquisition network-feedback passes to ZCV encoder and carries out coding parameter adjustment, obtain better compression ratio and laser propagation effect.
The encoder of the low code check of high definition described in this programme, the low code check web camera of ZCV high definition, hardware is comprised of transducer and encoder mainboard, and encoder mainboard software systems form a complete video camera by preliminary treatment, ZCV coding, reprocessing, transport module.Front end sensors is connected with encoder mainboard, carries out data transmission, through four module compressions of software, processes, and the streaming media services such as web, rtsp are externally provided.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. the low code check web camera of high definition, comprising:
Sensor assembly, for obtaining vision signal;
Video compression coding module, carries out compressed encoding processing for the vision signal that sensor assembly is obtained;
Transport module, for exporting the vision signal after video compression coding module compressed encoding.
2. the low code check web camera of high definition as claimed in claim 1, is characterized in that, described video compression coding module comprises:
Video signal analysis is processed submodule, for vision signal is carried out to image complexity analysis;
Submodule is processed in compression, according to the complexity of vision signal, carries out compressed encoding;
Vision signal reprocessing submodule, for cutting apart the vision signal after compressed encoding or layering processing.
3. the low code check web camera of high definition as claimed in claim 2, it is characterized in that, described transport module, when the vision signal after video compression coding module compressed encoding is exported, feeds back to video signal analysis by status transmission and processes submodule.
4. the low code check web camera of high definition as claimed in claim 2, is characterized in that, described vision signal is carried out to the analysis that image complexity analysis specifically comprises color, brightness, saturation and scene to video image.
5. the low code check web camera of high definition as claimed in claim 2, is characterized in that, described vision signal after compressed encoding is cut apart or layering processes specifically according to current transmission quantity or bandwidth is cut apart or layering.
6. the low code check web camera of high definition as claimed in claim 3, is characterized in that, described status transmission comprises packet drop and delay situation.
7. the low code check web camera of high definition as claimed in claim 1, is characterized in that, described sensor assembly is CMOS or CCD.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310350397.2A CN103546745B (en) | 2013-08-13 | 2013-08-13 | High-definition low-bit-rate network camera |
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| CN201310350397.2A CN103546745B (en) | 2013-08-13 | 2013-08-13 | High-definition low-bit-rate network camera |
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| CN103546745A true CN103546745A (en) | 2014-01-29 |
| CN103546745B CN103546745B (en) | 2016-12-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106921822A (en) * | 2017-04-01 | 2017-07-04 | 上海尧达信息科技有限公司 | A kind of low code stream high definition network head |
| CN107197287A (en) * | 2017-05-24 | 2017-09-22 | 福州瑞芯微电子股份有限公司 | A kind of video recorded broadcast method and apparatus based on arm processors |
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| JP2009010568A (en) * | 2007-06-27 | 2009-01-15 | Hitachi Kokusai Electric Inc | Video signal multiplex transmission device and imaging apparatus using the video signal multiplex transmission device |
| CN101827266A (en) * | 2010-04-01 | 2010-09-08 | 公安部第三研究所 | Network video server with video structural description function and method for implementing video analysis description by using same |
| CN101860733A (en) * | 2010-06-11 | 2010-10-13 | 深圳市黄河数字技术有限公司 | 3g network video monitoring system and monitoring method |
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2013
- 2013-08-13 CN CN201310350397.2A patent/CN103546745B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2009010568A (en) * | 2007-06-27 | 2009-01-15 | Hitachi Kokusai Electric Inc | Video signal multiplex transmission device and imaging apparatus using the video signal multiplex transmission device |
| CN101827266A (en) * | 2010-04-01 | 2010-09-08 | 公安部第三研究所 | Network video server with video structural description function and method for implementing video analysis description by using same |
| CN101860733A (en) * | 2010-06-11 | 2010-10-13 | 深圳市黄河数字技术有限公司 | 3g network video monitoring system and monitoring method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106921822A (en) * | 2017-04-01 | 2017-07-04 | 上海尧达信息科技有限公司 | A kind of low code stream high definition network head |
| CN107197287A (en) * | 2017-05-24 | 2017-09-22 | 福州瑞芯微电子股份有限公司 | A kind of video recorded broadcast method and apparatus based on arm processors |
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| CN103546745B (en) | 2016-12-28 |
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Effective date of registration: 20211115 Address after: 550025 No. 581, Middle Road, Huaxi Avenue, economic and Technological Development Zone, Guiyang, Guizhou (e-commerce Valley) Patentee after: Guizhou Qianlong Tushi Technology Co., Ltd Address before: 551200 group 1, Yuyu village, Longshan Town, Longli County, Qiannan Buyei and Miao Autonomous Prefecture, Guizhou Province Patentee before: Zhang Chuncheng |
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