CN102348105A - Digital image supervising device - Google Patents
Digital image supervising device Download PDFInfo
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- CN102348105A CN102348105A CN2010102445177A CN201010244517A CN102348105A CN 102348105 A CN102348105 A CN 102348105A CN 2010102445177 A CN2010102445177 A CN 2010102445177A CN 201010244517 A CN201010244517 A CN 201010244517A CN 102348105 A CN102348105 A CN 102348105A
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- image
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- image capture
- image data
- digitized video
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Abstract
The invention provides a digital image supervising device which comprises the following parts: an interface used for coupling to a communication apparatus and receiving image data of an image acquisition apparatus through the communication apparatus; a control apparatus used for generating a control signal according to the image data, and transmitting the control signal to the image acquisition apparatus in order to change a transmission parameter and/or an image acquisition parameter of the image acquisition apparatus. Through adjusting the transmission parameter and the image acquisition parameter of the image acquisition apparatus, image data transmission is more stable, management is more simplified, and overall supervising cost is reduced.
Description
Technical field
The present invention relates to a kind of digitized video supervising device, especially relate to a kind of digitized video supervising device of adjusting transmission parameter or image capture parameter.
Background technology
Along with the progress of science and technology, in the past analog image capture device and storage device are replaced by digitized image capture unit and supervisory control system gradually.Can use many wired and wireless transmission technologys between image capture unit and monitoring host computer, install and the expansion monitoring range and simplify.Yet along with the number of image capture unit and the increase of data recorded amount, the complexity of administering digital supervisory control system also increases thereupon.
On the other hand, phase mutual interference easily between many wired or wireless communication products, or the communication frequency range is not enough, and the transfer of data between image capture unit and monitoring host computer is affected.These unsteadiness supervisory control system are just wanted to do one's utmost to avoid, and therefore, need a kind of more stable method of image data transmission of digitized video supervisory control system that make to solve above-mentioned problem.
Summary of the invention
For addressing the above problem; This specification provides a kind of embodiment that adjusts the digitized video supervising device of transmission parameter or image capture parameter; It includes: an interface is used to couple a communication device, and receives an image data of an image capture unit through this communication device; And a control device, be used for producing a control signal, and this control signal is sent to this image capture unit, with a transmission parameter and/or an image capture parameter that changes this image capture unit according to this image data.
This specification provides a kind of embodiment that adjusts the digitized video method for supervising of transmission parameter or image capture parameter in addition, and it includes: an image data that receives an image capture unit; Produce a control signal according to this image data; And this control signal is sent to this image capture unit, with a transmission rate and/or an image capture parameter that changes this image capture unit.
One of advantage of previous embodiment is to make digitized video supervising device adjustment transmission parameter or image capture parameter, and can make the transmission of image data more stable.
Another advantage of previous embodiment is to make the management of digitized video supervisory control system to simplify more, thereby reduces required manpower of supervisory control system or cost.
Description of drawings
Fig. 1 is the functional block diagram after an embodiment of digitized video supervisory control system of the present invention simplifies; And
Fig. 2 is the flow chart of an embodiment of digitized video method for supervising of the present invention.
[main element symbol description]
100 digitized video supervisory control systems
110 digitized video supervising devices
111 wireless communication apparatus
112 wire communication devices
113 image coffrets
114 storage devices
115 control device
130 wireless imaging capture devices
150 wired image capture units
170 displays
Embodiment
Below will cooperate correlative type that embodiments of the invention are described.In these were graphic, identical label was represented identical or similar elements or process step.In the middle of specification and follow-up claim, used some vocabulary to censure specific element.Those skilled in the art should understand, and possibly have different nouns and be used for calling same element.This specification and follow-up claim not with the difference of title as the mode of distinguishing element, but with the difference of element on function as the benchmark of distinguishing.Be an open term mentioned " comprising " in the middle of specification and the follow-up claim in the whole text, so should be construed to " comprise but be not limited to ... ".In addition, " couple " speech and comprise any indirect connection means that directly reach at this.Therefore; Be coupled to second device if describe first device in the literary composition; Then represent this first device can directly connect (comprising), or be connected to this second device through other devices or the intersegmental electrical or signal that connects of connection hand in this second device through signal connected modes such as electric connection or wireless transmission, optical delivery.
Fig. 1 is the functional block diagram after the digitized video supervisory control system 100 of one embodiment of the invention is simplified.Digitized video supervisory control system 100 comprises digitized video supervising device 110, wireless imaging capture device 130, wired image capture unit 150 and display 170.
Digitized video supervising device 110 possesses wireless communication apparatus 111, wire communication device 112, image coffret 113, storage device 114 and control device 115.Wireless communication apparatus 111 can adopt radio individual networking (WPAN), Wireless LAN (WLAN), bluetooth (Bluetooth), global intercommunication microwave access (WiMAX), mobile communication network various Radio Transmission Technologys such as (Cellular Network); It is coupled to wireless imaging capture device 130; And include transfer circuit and receiving circuit (not being illustrated among the figure), and can carry out the transmission and the reception of data with wireless imaging capture device 130.Wire communication device 112 can adopt local-area network, wide area networking, electric line network, USB (USB), PCI, IEEE1394, SATA, PCIe or various wire transmission technology such as bus (BUS) that defines voluntarily or agreement; It is coupled to wired image capture unit 150; And include transfer circuit and receiving circuit (not being illustrated among the figure), and can carry out the transmission and the reception of data with wired image capture unit 150.
Embodiment among Fig. 1 is with a wireless communication apparatus 111 and wire communication device 112 signals; Digitized video supervising device 110 also can only comprise a wireless communication apparatus or wire communication device; Or comprise the wireless communication apparatus and the wire communication device of a plurality of identical or different transmission technologys, to be coupled to wireless and wired image capture unit of identical or different transmission technology.These are wireless or wire communication device can in be built in digitized video supervising device 110, also can utilize various coffrets (like above-mentioned or other coffret) to be external in digitized video supervising device 110.
Image coffret 113 can use common PCI, AGP, PCIe, USB, D-SUB, DVI, HDMI or above-mentioned various wired or wireless coffrets etc. to be coupled to display 170, data are sent to display 170.Storage device 114 can use the storage device of physical properties such as hard disk, CD, fast flash memory bank or chemical, to build or to be external in digitized video supervising device 110 in the various coffrets.Control device 115 can adopt hardware such as discrete circuit or the integrated circuit of processor, computer, particular design to realize, also can adopt hardware to cooperate the mode of software to realize.
The object of wireless imaging capture device 130 fechtable desires monitoring or the image in space, and use wireless transmission method institute's picked image data to be sent to the wireless communication apparatus 111 of digitized video supervising device 110.Wireless imaging capture device 130 possesses has a plurality of parameters can supply adjustment, for example, and the transmission frequency of the emissive porwer of wireless signal, the transmission rate of wireless signal, wireless signal and the parameters such as priority of wireless signal or transfer of data.
Wired image capture unit 150 is the object of fechtable desire monitoring or the image in space also, and uses wire transmission mode to be sent to the wire communication device 112 of digitized video supervising device 110.The transmission rate of wired image capture unit 150 or the parameters such as priority of transfer of data also are adjustable.
In addition, speed, the resolution of pick-up image, the color bit number of image and the parameters such as coded format of image of wireless imaging capture device 130 and wired image capture unit 150 pick-up images all are adjustable.On real the work, the image capture unit that wireless imaging capture device 130 and wired image capture unit 150 can be video camera or any kenel.
Display 170 receives the data that digitized video supervising devices 110 are transmitted by image coffret 113, to show various information such as picture that each image capture unit is captured or caution message.
When the receiving circuit of wireless communication apparatus 111 receives the image data that wireless imaging capture device 130 transmitted; Control device 115 in the digitized video supervising device 110 can calculate the various parameters of image data, or receives the various parameters of image datas by wireless communication apparatus 111.For example, time, time of delay, bit errors, packet error number, Frame errors, picture decoding errors, the speed of pick-up image, the resolution of pick-up image, the color bit number of image and/or the parameters such as coded format of image of the wireless signal strength of transmission image data, transmission of wireless signals speed, transmission.Control device 115 can be according to the various parameters of image data, and produce one or more reliability parameter.For example, can directly write down above-mentioned parameter, or parameters such as above-mentioned errors, transmission time are compared to produce one or more reliability parameter with one or more preset threshold value (threshold) as reliability parameter.Control device 115 also can compare image data and preset image model (for example complete white image), to produce reliability parameter.For example, when the image that is received is maintained complete white picture a period of time, the wireless transmission of expression wireless imaging capture device 130 possibly break down or camera lens by shaded by items, and produce a corresponding reliability parameter.
Control device 115 can judge whether wireless transmission or image capture problem takes place according to each parameter or the reliability parameter of image data; Produce corresponding control signal; And the transfer circuit through wireless communication apparatus 111, other coffret or communication device send a control signal to wireless imaging capture device 130, with the parameter of adjustment wireless transmission or image capture.For example; When the packet error number surpasses a preset threshold value; Control device 115 can produce a very low reliability parameter; And the corresponding control signal of generation; Transfer circuit through wireless communication apparatus 111 sends a control signal to wireless imaging capture device 130 again; Require wireless imaging capture device 130 that the transmission rate of wireless signal is reduced, changes the transmission frequency of wireless signal, the priority that raising is transmitted or the parameter that changes image capture etc.; Certainly can also adjust a plurality of parameters simultaneously, with the stability of guaranteeing that image data transmits.In addition; Control device 115 also can produce replacement (reset) signal; And be sent to wireless imaging capture device 130 through the transfer circuit of wireless communication apparatus 111, various coffret or communication device, to reset wireless imaging capture device 130 or wireless imaging capture device 130 closed.
Control device 115 can with the parameter of image data, image data, with messages such as the comparison result of preset image model or reliability parameter, be sent to display 170 via image coffret 113, and appear in display 170 by rights.For example, with image data and the isosynchronous display 170 of being presented in of corresponding reliable degree parameter, make system operator can consult image data and corresponding parameters.Perhaps; Also can with corresponding to the parameter of the image data of a plurality of image capture units, with messages such as the comparison result of preset image model or reliability parameter; Be presented in display 170 simultaneously, make system operator can observe the various parameters of a plurality of image capture units simultaneously.
Control device 115 also can according to the parameter of image data, with the comparison result of preset image model or reliability parameter etc.; Produce the caution message; Be sent to the message receiving system via various coffrets or communication device, maybe can't be stablized the situation that transmits image data by shaded by items with reporting system manager wireless imaging capture device 130.For example; To warn message and send display 170 to through image coffret 113; Being shown on the display 170, or will warn message is sent to system operator with modes such as note, Email and voice message receiver via various coffrets or communication device (for example the transfer circuit of the transfer circuit of wireless communication apparatus 111, wire communication device 112, or wired or wireless communication device through being coupled to various coffrets etc.).System operator or supervisor just can learn the possible cause of image generation problem according to this, and need not time-consumingly to check one by one might cause the bad reason of image, therefore can the managerial burden of simplified system.
The image data relevant with wireless imaging capture device 130, corresponding reliable degree parameter, control signal or caution messages can be stored in storage device 114, for follow-up management and consult use.
On the other hand; When the receiving circuit of wire communication device 112 receives the image data that wired image capture unit 150 transmitted; Control device 115 in the digitized video supervising device 110 can calculate the various parameters of image data, or receives the various parameters of image datas by wire communication device 112.For example; Transmit the transmission rate of image data, time, time of delay, bit errors, packet error number, Frame errors, picture decoding errors, the speed of pick-up image, the resolution of pick-up image, the color bit number of image and/or the parameters such as coded format of image of transmission, to produce one or more reliability parameter.Perhaps, control device 115 also can compare image data and preset image model, to produce reliability parameter.
Control device 115 can according to each parameter of image data or reliability parameter be judged and whether the transmission line or the image capture of 150 of wired image capture units problem takes place; And the corresponding control signal of generation; And send a control signal to wired image capture unit 150 through the transfer circuit of wire communication device 112, various coffret or communication device; To adjust the parameter of one or more wire transmission or image capture, guarantee the stability that image data transmits.Control device 115 also can produce a reset signal, and is sent to wired image capture unit 150 through the transfer circuit of wire communication device 112, various coffret or communication device, to reset or to close wired image capture unit 150.
Control device 115 can with the parameter of image data, image data, with messages such as the comparison result of preset image model or reliability parameter, be sent to display 170 via image coffret 113, and appear in display 170 with mode suitably.
Control device 115 equally can according to the parameter of image data, with the comparison result of preset image model or reliability parameter etc.; Produce the caution message; Via various coffrets or communication device; Be sent to message receiving system (devices such as for example above-mentioned warning lamp, display, mobile phone or computer), with the reporting system manager.Thus, system operator or supervisor just can learn the possible cause of image generation problem according to this, and need not time-consumingly to check one by one might cause the bad reason of image.
Similarly, can be stored in storage device 114, use for management and later reference with wired image capture unit 150 relevant image data, corresponding reliable degree parameter, control signal or caution messages.In addition, system operator also can be according to image data, reliability parameter or caution message etc., sets parameters such as suitable wired, radio transmission parameter or image capture.
Fig. 2 is flow process Figure 200 of an embodiment of digitized video method for supervising of the present invention.In flow process 210, receive the image data that wired image capture unit or wireless imaging capture device are transmitted.In flow process 220, according to the transmission parameter of the image data that received, image capture parameter and/or with the conditions such as comparison result of preset image model, produce one or more reliability parameter.In flow process 230; According to the transmission parameter of reliability parameter, image data, image capture parameter and/or with the parameters such as comparison result of preset image model; Produce one or more control signals; Perhaps produce the caution message and be sent to gerentocratic message receiving system, perhaps produce reset signal.In flow process 240, control signal or reset signal are sent to image capture unit, with the parameter of transmission parameter or the image capture of adjustment image capture unit, or reset or close image capture unit.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (10)
1. digitized video supervising device, it includes:
One interface is used to couple a communication device, and receives an image data of an image capture unit through this communication device; And
One control device is used for producing a control signal according to this image data, and this control signal is sent to this image capture unit, with a transmission parameter and/or an image capture parameter that changes this image capture unit.
2. digitized video supervising device as claimed in claim 1; Wherein this interface receives this image data through this communication device with wireless transmission method; And this control device is the wireless signal strength according to this image data; One transmission of wireless signals speed; One packet error number; One bit errors; One Frame errors; One picture decoding errors; One transmission time; One time of delay; The comparison result of this image data and a specific image pattern; One image capture speed; One image capture resolution; One colors of image bit number; And one the image coding form at least one of them, produce this control signal.
3. digitized video supervising device as claimed in claim 2, wherein this transmission parameter is to be selected from a group that is made up of a wireless signal transmission intensity, a transmission of wireless signals speed, a transmission of wireless signals frequency and a transmission of wireless signals priority.
4. digitized video supervising device as claimed in claim 1; Wherein this interface receives this image data through this communication device with wire transmission mode; And this control device is the transmission rate according to this image data; One packet error number; One bit errors; One Frame errors; One picture decoding errors; One transmission time; One time of delay; The comparison result of this image data and a specific image pattern; One image capture speed; One image capture resolution; One colors of image bit number; And one the image coding form at least one of them, produce this control signal.
5. digitized video supervising device as claimed in claim 4, wherein this transmission parameter is to be selected from a transmission rate and/or a transfer of data priority.
6. digitized video supervising device as claimed in claim 1, wherein this image capture parameter is to be selected from a group that is made up of an image capture speed, an image capture resolution, a colors of image bit number and an image coding form.
7. digitized video supervising device as claimed in claim 1, wherein this control device produces a reset signal in addition, and this reset signal is sent to this image capture unit, to reset or to close this image capture unit.
8. digitized video supervising device as claimed in claim 1, wherein this control device produces an alarm signal in addition, and this alarm signal is sent to a message receiving system.
9. digitized video supervising device as claimed in claim 1; Wherein this control device in addition according to comparison result, an image capture speed, an image capture resolution, a colors of image bit number and an image coding form of a wireless signal strength, a transmission of wireless signals speed, a wire transmission speed, a packet error number, a bit errors, a Frame errors, a picture decoding errors, a transmission time, a time of delay, this image data and a specific image pattern of this image data at least one of them, produce a reliability parameter.
10. digitized video supervising device as claimed in claim 9, wherein this digitized video supervising device can be stored to a storage device with this image data and this reliability parameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2010102445177A CN102348105A (en) | 2010-07-29 | 2010-07-29 | Digital image supervising device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102445177A CN102348105A (en) | 2010-07-29 | 2010-07-29 | Digital image supervising device |
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| CN102348105A true CN102348105A (en) | 2012-02-08 |
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| CN2010102445177A Pending CN102348105A (en) | 2010-07-29 | 2010-07-29 | Digital image supervising device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103916630A (en) * | 2013-01-02 | 2014-07-09 | 中兴保全股份有限公司 | Remote backup monitoring system and photographic device |
| TWI668565B (en) * | 2018-02-09 | 2019-08-11 | 神雲科技股份有限公司 | Method and electronic device for automatically testing and repairing camera function |
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| CN1343423A (en) * | 1999-03-16 | 2002-04-03 | 研究中心实验室(有限) | Closed circuit television (CCTV) camera and system |
| CN101047791A (en) * | 2006-03-29 | 2007-10-03 | 株式会社日立国际电气 | Bidirectional signal transmission system |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1343423A (en) * | 1999-03-16 | 2002-04-03 | 研究中心实验室(有限) | Closed circuit television (CCTV) camera and system |
| CN101047791A (en) * | 2006-03-29 | 2007-10-03 | 株式会社日立国际电气 | Bidirectional signal transmission system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103916630A (en) * | 2013-01-02 | 2014-07-09 | 中兴保全股份有限公司 | Remote backup monitoring system and photographic device |
| CN103916630B (en) * | 2013-01-02 | 2017-11-10 | 中兴保全股份有限公司 | remote backup monitoring system and photographic device |
| TWI668565B (en) * | 2018-02-09 | 2019-08-11 | 神雲科技股份有限公司 | Method and electronic device for automatically testing and repairing camera function |
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Application publication date: 20120208 |