CN205389235U - Infrared internet protocol camera of high definition based on H. 265, video coding is standard - Google Patents
Infrared internet protocol camera of high definition based on H. 265, video coding is standard Download PDFInfo
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- CN205389235U CN205389235U CN201620228502.4U CN201620228502U CN205389235U CN 205389235 U CN205389235 U CN 205389235U CN 201620228502 U CN201620228502 U CN 201620228502U CN 205389235 U CN205389235 U CN 205389235U
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Abstract
The utility model provides an infrared internet protocol camera of high definition based on H. 265, video coding is standard, which comprises a housing, electric lens, optical line sensors, the infrared light transmitter, light filter group, light filter auto -change over device, image sensor, video processing module and network interface board, electric lens includes motor and optical lens piece, the motor is connected with the optical lens piece, and the focus of optical lens piece is located image sensor's target surface, optical line sensors, the infrared light transmitter, light filter group, light filter auto -change over device, image sensor and video processing module are located the casing, light filter group is including infrared cutoff filter and transparent glass plate, light filter auto -change over device is used for switching infrared cutoff filter and transparent glass plate, the motor, optical line sensors, the infrared light transmitter, light filter auto -change over device, image sensor, the network interface board all links to each other with video processing module. The utility model discloses can be according to the strong and weak automatic switch -over infrared night -vision function of light.
Description
Technical field
This utility model relates to technical field of video monitoring, particularly relates to a kind of high definition web camera based on H.265 video encoding standard.
Background technology
Along with the raising of people's living standard, safety consciousness constantly strengthen, society's all trades and professions are increasing to the demand of video monitoring, it is desirable to also more and more higher.Build " seeing more clear ", the high definition video network of " seeing farther " monitors the target that system has become industry to pursue.The major parameter resolution of phenogram image sharpness is from CIF (352 × 288 before, 100000 pixels), D1 wide variety of 720P, 1080P video definition till now is progressively improved, nowadays, industry has been proposed for the resolution requirement of 500W, 4K.
But, when video camera uses by day or under the sufficient environment of illumination, it is better to catch light effect, imaging clearly, but when using in night or rather dark environment, even if resolution is higher, also due to insufficient light causes image blur.Therefore, the video camera with infrared night viewing function occurs therewith.But, the thermal camera of prior art needs manual switching infrared night viewing function mostly, cannot automatically turn on according to light intensity or close infrared night viewing function, cause that when video camera uses by day, infrared night viewing function can affect imaging, not opening again infrared night viewing function in time when using at night, this also can affect imaging.
Utility model content
This utility model is mainly solving the technical problems that provide a kind of high definition web camera based on H.265 video encoding standard, it is possible to according to light intensity automatic switchover infrared night viewing function.
nullFor solving above-mentioned technical problem，The technical scheme that this utility model adopts is: provide a kind of high definition web camera based on H.265 video encoding standard，Including casing、Motor-driven lens、Light sensor、Infrared transmitter、Filter set、Switching device of optical fiber、Imageing sensor、Video processing module and network interface board based on H.265 video encoding standard，Described motor-driven lens includes motor and optical glass，Described motor is connected with described optical glass，To drive described optical glass translation-angle，Described optical glass is positioned at described casing front end，And the focus of described optical glass is positioned on the target surface of described imageing sensor，Described network interface board is fixed on described casing rear end，Described light sensor、Infrared transmitter、Filter set、Switching device of optical fiber、Imageing sensor and video processing module are positioned at described casing，Described filter set includes cutoff filter and transparent glass sheet，Described switching device of optical fiber is used for switching described cutoff filter and transparent glass sheet，Described light sensor and infrared transmitter are between optical glass and filter set，Described network interface board is used for accessing IP network，Described motor、Light sensor、Infrared transmitter、Switching device of optical fiber、Imageing sensor、Network interface board is all connected with described video processing module.
Preferably, described switching device of optical fiber includes two solenoids and the support that can move along desired trajectory, said two solenoid is respectively arranged on the two ends of described desired trajectory and is connected with described video processing module, described support has two windows, described cutoff filter and transparent glass sheet are embedded in said two window respectively, wherein, electromagnetic force is produced to promote described support to move during the energising of described solenoid.
Preferably, described high definition web camera also includes memorizer, and described memorizer is connected with described video processing module by the AD parallel bus interface of 32.
Preferably, described high definition web camera also includes power conversion unit, the 12V DC source outside the connection of described power conversion unit.
Preferably, described network interface board is connected with video processing module by RGMII EBI.
Preferably, described light sensor is photoconductive resistance.
Preferably, described video processing module is also connected with the audio input interface of external memory storage or external equipment.
Preferably, described infrared transmitter is LED infrared lamp.
It is different from the situation of prior art, the beneficial effects of the utility model are: by arranging filter set and switching device of optical fiber, switching device of optical fiber switches the cutoff filter in filter set and transparent glass sheet according to the light intensity that light sensor detects, it is thus possible to according to light intensity automatic switchover infrared night viewing function, and after collecting image, video processing module based on H.265 video encoding standard can be compressed according to H.265 video encoding standard, can reach to realize mass image data is compressed under relatively low network transmission bandwidth, to save memory space or to reduce the requirement to network transmission bandwidth, and help speed up the process of high-definition video monitoring networking.
Accompanying drawing explanation
Fig. 1 is this utility model embodiment hardware block diagram based on the high definition web camera of H.265 video encoding standard.
Fig. 2 is the structural representation of the switching device of optical fiber of the high definition web camera shown in Fig. 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
Referring to Fig. 1, it it is this utility model embodiment hardware block diagram based on the high definition web camera of H.265 video encoding standard.The high definition web camera of the present embodiment include casing 1, motor-driven lens 2, light sensor 3, infrared transmitter 4, filter set 5, switching device of optical fiber 6, imageing sensor 7, based on the video processing module 8 of H.265 video encoding standard and network interface board 9.
nullMotor-driven lens 2 includes motor 21 and optical glass 22，Motor 21 is connected with optical glass 22，To drive optical glass 22 translation-angle，Optical glass 22 is positioned at casing 1 front end，And the focus of optical glass 22 is positioned on the target surface of imageing sensor 7，Network interface board 9 is fixed on casing 1 rear end，Light sensor 3、Infrared transmitter 4、Filter set 5、Switching device of optical fiber 6、Imageing sensor 7 and video processing module 8 are positioned at casing 1，Filter set 5 includes cutoff filter 51 and transparent glass sheet 52，Switching device of optical fiber 6 is used for switching cutoff filter 51 and transparent glass sheet 52，Light sensor 3 and infrared transmitter 4 are between optical glass 22 and filter set 5，Network interface board 9 is used for accessing IP network，Motor 21、Light sensor 3、Infrared transmitter 4、Switching device of optical fiber 6、Imageing sensor 7、Network interface board 9 is all connected with video processing module 8.Cutoff filter 51 can stop infrared light to pass through, and transparent glass sheet 52 allows infrared light to pass through.
Light sensor 3 is as the device of detection environmental light brightness, it is possible to select photoconductive resistance, and infrared transmitter 4 is as launching ultrared device, it is possible to select LED infrared lamp.
Specifically, refer to Fig. 2, switching device of optical fiber 6 includes two solenoids 61 and the support 62 that can move along desired trajectory, two solenoids 61 are respectively arranged on the two ends of desired trajectory and are connected with video processing module 8, support 62 has two windows 621, cutoff filter 51 and transparent glass sheet 52 are embedded in two windows 621 respectively, wherein, produce electromagnetic force to promote support 62 to move when solenoid 61 is energized.Alternatively, desired trajectory can be a fixing track 63.Two solenoids 61 can only have an energising at synchronization, by the control of the energising of two solenoids 61 or power-off, it is possible to achieve the switching of cutoff filter 51 and transparent glass sheet 52.Certainly, the switching device of optical fiber 6 of the present embodiment have employed two solenoids, in some other embodiment, can only with a solenoid, and support has Self-resetting function, when the solenoid is activated, support moves, and during solenoid power-off, support resets.
Motor-driven lens 2 is for gathering the optical signal of monitored scene, under the control of video processing module 8, adjusts the power of the light collected, completes the functions such as focusing, zoom, in order to monitored scene is sharply focused on the target surface of imageing sensor 7.
Light sensor 3 detects the illumination brightness of environment light automatically, when video processing module 8 determines environmental light brightness less than when setting threshold values (such as night), video processing module 8 controls switching device of optical fiber 6 and is switched to transparent glass sheet 52, to allow infrared light to enter, and control infrared transmitter 4 and launch infrared light, now, infrared light enters imageing sensor 7 imaging by optical glass 22 after monitored scene reflectivity, meanwhile, video processing module 8 enters black white image tupe and processes video data；When video processing module 8 determines when environmental light brightness returns to normal lighting conditions (such as daytime), video processing module 8 controls infrared transmitter 4 and stops launching infrared light, control switching device of optical fiber 6 simultaneously and be switched to infrared cut of light optical filter 51, to stop infrared light to enter, meanwhile, video processing module 8 enters Color Image Processing mode treatment video data.
Imageing sensor 7 receives the optical signal that optical glass 22 focuses on target surface, completes the optical signal conversion to the signal of telecommunication.ISP (ImageSignalProcessing: the picture signal processes) function that imageing sensor 7 is embedded, it is possible to complete 3A (AE: automatic exposure, AWB: AWB, AF: focal length automatically) and control.
Video processing module 8 receives, by LVDS EBI, the video signal that imageing sensor 7 collects, and meanwhile, completes the configuration to video camera, control and management function by controlling bus.Process video signal time, first, video processing module 8 video signal is carried out noise reduction, enhancing, debounce, except pretreatment such as mists, to improve video image quality；Then, pretreated video signal is compressed by video processing module 8 according to H.265 video encoding standard.In the present embodiment, video processing module 8 is also connected with the audio input interface 13 of external memory storage 12 or external equipment.
Network interface board 9 can pass through RGMII EBI and be connected with video processing module 8, network interface board 9 accesses IP network, complete the connection of physical layer interface with outside ether IP network, to deliver in video monitoring transmission network by the video code flow after compression, it is achieved the network transmission of video monitoring.
In the present embodiment, high definition web camera also includes memorizer 10 and power conversion unit 11.
Memorizer 10 is connected with video processing module 8 by the AD parallel bus interface of 32.Memorizer 10 can be divided into data storage and program storage two parts, and data storage is for the buffer memory of video pre-filtering, the front/rear data of video compress, it is possible to adopts the DDR memory of 8Gb capacity；Program storage is used for storing operating system, hardware drive program, control configuration management application program etc..
Power conversion unit 11 connects the 12V DC source of outside, and 12V DC source is transformed into 3.3V, 2.9V, 1.8V, 1.2V power supply that video camera all the other each unit internal need, and completes management and the control of electrifying timing sequence to each group of power supply.
By the way, the high definition web camera based on H.265 video encoding standard of this utility model embodiment is by arranging filter set and switching device of optical fiber, switching device of optical fiber switches the cutoff filter in filter set and transparent glass sheet according to the light intensity that light sensor detects, it is thus possible to according to light intensity automatic switchover infrared night viewing function, and after collecting image, video processing module based on H.265 video encoding standard can be compressed according to H.265 video encoding standard, can reach to realize mass image data is compressed under relatively low network transmission bandwidth, to save memory space or to reduce the requirement to network transmission bandwidth, and help speed up the process of high-definition video monitoring networking.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in scope of patent protection of the present utility model.
Claims (8)
- null1. the high definition web camera based on H.265 video encoding standard，It is characterized in that，Including casing、Motor-driven lens、Light sensor、Infrared transmitter、Filter set、Switching device of optical fiber、Imageing sensor、Video processing module and network interface board based on H.265 video encoding standard，Described motor-driven lens includes motor and optical glass，Described motor is connected with described optical glass，To drive described optical glass translation-angle，Described optical glass is positioned at described casing front end，And the focus of described optical glass is positioned on the target surface of described imageing sensor，Described network interface board is fixed on described casing rear end，Described light sensor、Infrared transmitter、Filter set、Switching device of optical fiber、Imageing sensor and video processing module are positioned at described casing，Described filter set includes cutoff filter and transparent glass sheet，Described switching device of optical fiber is used for switching described cutoff filter and transparent glass sheet，Described light sensor and infrared transmitter are between optical glass and filter set，Described network interface board is used for accessing IP network，Described motor、Light sensor、Infrared transmitter、Switching device of optical fiber、Imageing sensor、Network interface board is all connected with described video processing module.
- 2. the high definition web camera based on H.265 video encoding standard according to claim 1, it is characterized in that, described switching device of optical fiber includes two solenoids and the support that can move along desired trajectory, said two solenoid is respectively arranged on the two ends of described desired trajectory and is connected with described video processing module, described support has two windows, described cutoff filter and transparent glass sheet are embedded in said two window respectively, wherein, electromagnetic force is produced to promote described support to move during the energising of described solenoid.
- 3. the high definition web camera based on H.265 video encoding standard according to claim 1, it is characterized in that, described high definition web camera also includes memorizer, and described memorizer is connected with described video processing module by the AD parallel bus interface of 32.
- 4. the high definition web camera based on H.265 video encoding standard according to claim 1, it is characterised in that described high definition web camera also includes power conversion unit, the 12V DC source outside the connection of described power conversion unit.
- 5. the high definition web camera based on H.265 video encoding standard according to claim 1, it is characterised in that described network interface board is connected with video processing module by RGMII EBI.
- 6. the high definition web camera based on H.265 video encoding standard according to claim 1, it is characterised in that described light sensor is photoconductive resistance.
- 7. the high definition web camera based on H.265 video encoding standard according to claim 1, it is characterised in that described video processing module is also connected with the audio input interface of external memory storage or external equipment.
- 8. the high definition web camera based on H.265 video encoding standard according to claim 1, it is characterised in that described infrared transmitter is LED infrared lamp.
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| CN201620228502.4U CN205389235U (en) | 2016-03-23 | 2016-03-23 | Infrared internet protocol camera of high definition based on H. 265, video coding is standard |
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| CN201620228502.4U CN205389235U (en) | 2016-03-23 | 2016-03-23 | Infrared internet protocol camera of high definition based on H. 265, video coding is standard |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107635099A (en) * | 2017-10-09 | 2018-01-26 | 深圳市天视通电子科技有限公司 | A kind of double optical-fiber network video cameras of human body sensing and safety defense monitoring system |
| CN115086514A (en) * | 2021-03-15 | 2022-09-20 | 安讯士有限公司 | Apparatus for evaluating ambient light in a video camera |
-
2016
- 2016-03-23 CN CN201620228502.4U patent/CN205389235U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107635099A (en) * | 2017-10-09 | 2018-01-26 | 深圳市天视通电子科技有限公司 | A kind of double optical-fiber network video cameras of human body sensing and safety defense monitoring system |
| CN115086514A (en) * | 2021-03-15 | 2022-09-20 | 安讯士有限公司 | Apparatus for evaluating ambient light in a video camera |
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