CN204291227U - Video information process device - Google Patents

Abstract

The utility model discloses a kind of video information process device, comprise an analysis module, described analysis module comprises an image processing circuit, described image processing circuit comprises the first processor carrying out image procossing, and carry out the second processor of data operation process, described first processor control connection second processor; The peripheral circuit that described first processor, the second processor form with corresponding peripheral components respectively connects.The utility model adopts and processes according to the different pieces of information part of performance to same video information of different processor, improves the treatment effeciency of video image, to realize carrying out the higher view information process of real-time on small portable apparatus.

Description

Video information process device

Technical field

The utility model belongs to Digital Video Processing technical field, especially, relates to a kind of video information process device.

Background technology

Along with the development of information-intensive society, being applied in of Digital Video Processing becomes more and more general instantly, such as, and water level monitoring system and fire-fighting individual-soldier system.Current water level monitoring system, only has artificial gaging station, automatic water level station, video monitoring three kinds of modes, artificial gaging station is that the bank in river places river gage, adopt the artificial mode read to read waterlevel data, automatic water level station installs water-level probe in Ha Noi, and the mode of machine reads and is transmitted back to center by GPRS.Existing water level monitoring pattern is generally: video recording in 24 hours, or just records a video after watching water level to go up, and the former takies a large amount of memory spaces, and the latter must personnel checks and manually record a video for 24 hours, can not record completely and have the possibility of leaking and counting.In addition, current fire-fighting individual-soldier system is a kind of wireless supervisory control system being carried out wireless image voice transfer by 3G and WiFi technology mainly, by 3G or WIFI network signal, the real-time audio and video information at scene is passed back to background monitoring center immediately, then control voice messaging is issued fire-fighting individual soldier by wireless transmission by backstage center again.Its remarkable shortcoming is: function is simple, form owing to adding simple Artificial Control by the basic communication technology, if in case of emergency, multiple individual soldier's action, so just, can be out of hand to most of individual soldier, such individual soldier is when receiving important information, take action and very can be difficult to make very wise decision, particularly when carrying out rescue duty, if individual soldiers know nothing instantly succoured personnel's situation, if make some movements by force, just there will be beyond thought result.Said system cannot carry out efficiently process automatically to video information.

Publication number is that CN102306290 discloses a kind for the treatment of technology based on video, this technology is mainly in recognition of face, it comprises: detect decoded video frame by frame, face number is become face moving position sequence with the merger of face location information, preliminary treatment is carried out to sequence, then tracing algorithm is adopted face moving position Sequence clustering to be become the face continuously active regional sequence of same people, face quality evaluation is adopted to select optimum face from each sequence, be normalized, carry out Gabor transformation in a frequency domain, statistics with histogram is carried out to the image after conversion, try to achieve characteristic value, finally the characteristic value of not homotactic optimum face is asked poor between two, the statistical attribute characteristic value obtained is input to recognition of face device and carries out face coupling, identify everyone face activity tracking sequence.The remarkable shortcoming of this video processing technique is complex disposal process.

Above-mentioned video information process due to treatment effeciency low, operand is large, causes operating delay to affect large, often needs the very high equipment of hardware performance to realize, be often difficult to reach good requirement of real-time for portable equipment for the application that requirement of real-time is high.

Utility model content

For above-mentioned deficiency, technical problem to be solved in the utility model is to provide that a kind of structure is simple, treatment effeciency is high and widely used video information process device.

Basic ideas of the present utility model are the different pieces of informations of the processor associated treatment video information utilizing different qualities, to reach the treatment effeciency improving video information, and are widely used in multiple systems or equipment.

The technical solution of the utility model is achieved in that

The utility model video information process device comprises an analysis module, described analysis module comprises an image processing circuit, described image processing circuit comprises the first processor carrying out image procossing, and carry out the second processor of data operation process, described first processor control connection second processor; The peripheral circuit that described first processor, the second processor form with corresponding peripheral components respectively connects.

Further, described first processor is ARM chip; Described second processor is dsp chip; Described ARM chip is connected with dsp chip.

Further, described analysis module also comprises VPSS module, the VPSS module described in described ARM chip controls connects.

Further, comprise video acquisition module and Video decoding module, described video acquisition module connects described Video decoding module, and described analysis module connects Video decoding module; Also comprise Video Output Modules, memory module, communication module and peripheral module, described Video Output Modules, memory module, communication module and peripheral module are connected with described analysis module respectively.

Further, described memory module comprises DDR2 SDRAM, NOR FLASH and NAND FLASH.

Further, described communication module comprises ethernet communication module.

Further, described ethernet communication module adopts model to be ET1011C.

Further, described Video decoding module adopts model to be TVP5417.

Further, described peripheral module comprises clock module and alarm module.

Further, described alarm module comprises buzzer and light-emitting diode.

Can be found out by technique scheme, the beneficial effects of the utility model are:

The utility model adopts and processes according to the different pieces of information part of performance to same video information of different processor, improves the treatment effeciency of video image, to realize carrying out the higher view information process of real-time on small portable apparatus.The utility model structure is simple and be widely used, and can be widely used in multiple fields, when coordinating related software, meets the design needs of different application scene preferably.

Accompanying drawing explanation

In order to more clearly describe the related art scheme involved by the utility model, the accompanying drawing related to below gives simple declaration, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the structural principle schematic diagram of video information process device of the present utility model;

Fig. 2 is the specific embodiment schematic diagram of analysis module of the present utility model;

Fig. 3 is Fig. 1 shown device structural principle schematic diagram;

Fig. 4 is the circuit theory diagrams of ethernet communication module of the present utility model;

Fig. 5 is the structural representation of video information process device of the present utility model in embody rule scene.

Embodiment

For the ease of those skilled in the art to further understanding of the present utility model, clearly be familiar with the technical solution of the utility model, complete, correlation technique content of the present utility model is disclosed fully, below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, certainly, described embodiment only lists the utility model part embodiment, instead of whole embodiments, understands the utility model and core concept thereof for helping.

It is pointed out that middle modules of the present utility model, especially involved processor can use application-specific integrated circuit (ASIC) and peripheral circuit composition, namely adopts pure hardware mode to realize; Or adopting existing chip and peripheral circuit to form, by loading existing software on chip, or carrying out work according to the software that existing method realizes.

Inventive point of the present utility model is the signal wiring relation of modules, device, do not relate to the change of various piece internal structure, also can realize without the need to software is auxiliary when adopting application-specific integrated circuit (ASIC), even if need corresponding software in embody rule, it also just carries out with other parts coordinating, coordinating as the utility model in embody rule scene, better to realize the utility model effect in the application, have nothing to do with inventive point of the present utility model.Simultaneously, if when adopting existing chip to coordinate software to carry out work, its software used, processing method are existing software and method, and the invention effect that the utility model realizes and the realization of object do not rely on software yet, but realize goal of the invention by the improvement of hardware construction; And the utility model scope required for protection does not relate to software itself, and is only the annexation of various piece.

Fig. 1 illustrates the structural principle schematic diagram of video information process device of the present utility model, as shown in the figure, comprise video acquisition module 103 and Video decoding module 105, also comprise: analysis module 109, described analysis module 109 connects Video decoding module 105.The principle of this device is: gather analog video by video acquisition module 103, video acquisition module 103 is such as CCD/CMOS video camera, the video image gathered is input as the analog video of RGB pattern or other patterns, analog video carries out analog-to-digital conversion through Video decoding module 105 and becomes digital video signal to be input in analysis module 109, preferably, Video decoding module 105 adopts hardware video decoder, as TVP5417.Described analysis module 109 comprises an image processing circuit, and described image processing circuit comprises the first processor carrying out image procossing, and carries out the second processor of data operation process, described first processor control connection second processor; The peripheral circuit that described first processor, the second processor form with corresponding peripheral components respectively connects.

In concrete Application Example (shown in Fig. 2,5), described analysis module 109 comprises: ARM chip, and described ARM chip controls connects dsp chip.Described analysis module 109 also comprises VPSS module, the VPSS module described in described ARM chip controls connects.Preferably, described VPSS module comprises Video processing front end (Video Processing Front End, be called for short VPFE) and Video processing rear end (Video Processing Back End, be called for short VPBE), video carries out preliminary treatment through VPFE in analysis module 109, then carried out the image procossing of video by ARM chip, and dsp chip carries out the Algorithm Analysis process of video.ARM chip is first processor in the present embodiment; Dsp chip is the second processor; Described ARM chip connects and the dsp chip that works.According to different application needs, ARM chip also can carry out overall control to the work of video analysis processing module 109, and controls image procossing and transmission.Dsp chip under the control of ARM microarray biochip for the calculation process of the data in video information.

Particularly, shown ARM chip adopts the chip of 926 frameworks, and dsp chip adopts DSPC64X kernel; Application program and core algorithm are stored in NANDFlash, and program runs in SDRAM, and MT47H64 chosen by Installed System Memory hardware.

Described dsp chip is mainly used in carrying out large batch of transfer of data and video data process, comprises the coding compression algorithm of video image, the related application algorithm etc. of video analysis.Preferably, also comprise video image coprocessor (Video Image Co-processor is called for short VICP), it, for assisting the video image algorithm that dsp chip process is relevant, shares the Processing tasks of dsp chip.

Fig. 2 illustrates the specific embodiment schematic diagram of analysis module of the present utility model, as shown in the figure, video decoding chip adopts TVP5417 model, Ethernet interface adopts ET1011C model, and DDR2 adopts MT47H64M16BT model, and audio coding adopts AIC32 model, it connects MIC module and SPK module, video frequency output adopts 64TFTLCD model, stores and comprises NOR FLASH, NAND FLASH and SRAM.

Fig. 3 illustrates the second example structure principle schematic of video information process device of the present utility model, ARM chip is the control core of whole device, primary responsibility is configured whole system and controls module, it can control DSP, VPSS, external memory storage and most of peripheral module, as specific embodiment, video information process device of the present utility model also comprises Video Output Modules 130, memory module 140, communication module 150 and peripheral module 170, described Video Output Modules 130, memory module 140, communication module 150 and peripheral module 170 are connected with described analysis module 109 respectively, described peripheral module 170 comprises clock module and alarm module.

Operation principle is: the raw video image collected is input in analysis module 109 through analog-to-digital conversion by video acquisition module 103, video image is processed by analysis module 109, store after analyzing or be cached to memory module 140, video display is realized by Video Output Modules 130, or realize the video after processing by analysis by communication module 150, the Internet Transmission of image, simultaneously, can be reported to the police according to preset algorithm rule by the alarm module in peripheral module 170, power module mainly carries out powering and Power Supply Monitoring, reset, clock module provides reference clock mainly to each chip, communication module 150 realizes transfer of data between this device and miscellaneous equipment and communication.

Preferably, described memory module 140 comprises DDR2 SDRAM, NOR FLASH and NAND FLASH.In the particular embodiment, real time video image is by video acquisition module 103, such as CCD/CMOS gathers, the analog video signal gathered is through Video decoding module 105, such as TVP5417 is converted to the Video processing front end (VPFE) that digital video signal imports TMS320DM6446 into, stored in DDR2 SDRAM after VPSS process, or exported by external display device.

Preferably, described communication module 150 comprises ethernet communication module, and it adopts model to be ET1011C.In a particular embodiment, by Ethernet interface Ethernet, on the one hand video and analysis result are transferred to PC from analysis module 109, the control signal being sent to analysis module 109 from PC can be transmitted on the other hand.

In the particular embodiment, memory module 140 comprises DDR2 internal memory, and total data width is 32, and total capacity is 256MB, and solid-state FLASH adopts NAND FLASH, and data width is 8bit, and total capacity is 1G.Video interface is 1 road analog video input, and input interface is RCA interface, and 1 road analog video exports, and output interface is RCA interface, and output video form supports PAL/NTSC standard analog video form.

Preferably, described communication module 150 also can comprise RS232, RS485, and USB2.0.Described peripheral module 170 also can comprise: DDR2 Memory Controller Hub, asynchronous Peripheral storage interface (AEM IF), ethernet link layer controller (EMAC), universal asynchronous acceptance/dispensing device (UART), I ²c interface, EDMA, and USB controller.In the particular embodiment, dsp chip reads in vedio data from DDR2 SDRAM, call related application and carry out analyzing and processing, and analysis processing result is passed to ARM chip by SCR, control alarm module by ARM chip and complete warning and memory module 140 store video.

In the particular embodiment, described alarm module comprises buzzer and light-emitting diode.If analysis module 109 finds urgent or abnormal conditions, such as, be not inconsistent with preset algorithm rule, then realized producing local sound and light alarm information by buzzer and light-emitting diode, and store alarms picture be in NAND FLASH.Warning message delivery outlet can produce drive singal by the GPIO mouth of TMS320DM6446, and control buzzer, light-emitting diode and interlock circuit thereof send sound and light alarm.Simultaneously, the composite video signal that video by analysis after process can directly be obtained superposing by VPBE directly exports, such as PAL/NTSC form, or be transferred to PC by Ethernet after the analysis result of video data is carried out encoding compression processing, ET1011C kilomega network is adopted in specific embodiment, with reference to Fig. 4, video display and remote alarms can be realized on PC.

On software, the known (SuSE) Linux OS of ARM implanted chip, comprises the driver of hardware platform peripheral hardware, such as: UART, the serial port drive such as HC, USB drives, and Ethernet drives, audio driven, and video front and back end drives, as the cooperation control of whole system, preferably, adopt most high primary frequency to be the ARM926EJ-S kernel of 297MHz, 16 or the instruction of 32 and the data of 8,16,32 can be processed.Dsp chip speed is fast, as the design of the design especially image algorithm of complicated algorithm, preferably, adopts most high primary frequency to be the C64+ of 594MHz ^tMdSP kernel, its processing speed can reach 4752MIPS.

Fig. 5 is the structural representation of video information process device of the present utility model in embody rule scene, as shown in the figure, aforesaid Video decoding module 105 adopts hardware video decoder, its video image by front end camera collection (AV signal, and analog video signal) convert digital signal to, carried out the process of video by ARM chip, give dsp chip and carry out data operation process.Such as, be applied in the first-aid systems such as fire-fighting individual-soldier system, the known face recognition algorithms program of load operating in dsp chip, the personal information can analysed and compared in face database, by identifying personnel, and be superimposed upon and show this people above video and obtain essential information, name, sex, medical history etc., make rescuer to there being a more deep understanding by the people succoured, better to cure.For another example, be applied in water level monitoring system, by arranging gauge in water-level detecting position, front end camera is arranged on the position that can gather gauge video image, load operating known water level analytical method program in dsp chip, thus automatically identifies the number of degrees of video information middle water level scale, and be superimposed upon on video, be given to VPSS by ARM again, complete the conversion of numeral to simulation, be transferred to control centre by video server (DVR).In the application, under the cooperation of existing control software design, can arrange and cruise and detect the existence whether having river gage, river gage can not relied on yet, a point can be specified in any fixed buildings, when water level increases to this fixing point, and complete warning of taking pictures.Adopt feature analysis al ripe at present and motion tracking algorithms ,the treatment and analysis under cam movement can be completed.When river gage lack of resolution, can automatically control The Cloud Terrace and focal length, complete after reaching optimum resolution and identify and judge, if the resolution of river gage cannot reach identification, camera focuses on and amplifies, and then analyzes accurate water level numerical value, and Overlapping display is out in screen.

In the particular embodiment, the utility model can complete the video and audio data collection of monitoring site, automatic analysis and reporting to the police, except to except the situation real-time video video recording at scene and audio sound-recording, can also checking recorded contents playback at any time.

In the particular embodiment, such as: in camera detection region, although there is no river gage data or fixing point position in image, when needing to read water level, video camera can automatically be adjusted in presetting bit by water level analyzer (can timing adjustment), enter presetting bit, analyzer judges river gage, and current level is analyzed below screen, superpose out the warning line of record, if according to thresholding (such as 1 meter), when current level is lower than warning line 1 meter, system can automatic video recording being sent in gerentocratic mobile phone with the form of multimedia message by figure below photo.

The utility model is applied to water level monitoring system, monitoring water level being carried out to automation that the heart is accurately real-time in the controlling, and by automatic alarm, allows the change observing water level that monitoring personnel are real-time, high degree alleviate monitoring person works amount.The river important for some and mountain torrents are often sent out area and are carried out monitoring accurately in real time; the wrong report of induction sensor terminal can be reduced and do not report the unknowable monitoring of prolonging and reporting and bringing; improve the accuracy of early warning, accomplished more effectively to protect to the life security of personnel and the physical security of country.

Claims (10)

1. video information process device, comprise an analysis module, it is characterized in that, described analysis module comprises an image processing circuit, described image processing circuit comprises the first processor carrying out image procossing, and carry out the second processor of data operation process, described first processor control connection second processor; The peripheral circuit that described first processor, the second processor form with corresponding peripheral components respectively connects.

2. device as claimed in claim 1, it is characterized in that, described first processor is ARM chip; Described second processor is dsp chip; Described ARM chip is connected with dsp chip.

3. device as claimed in claim 2, it is characterized in that, described analysis module also comprises VPSS module, the VPSS module described in described ARM chip controls connects.

4. device as claimed in claim 1, it is characterized in that, comprise video acquisition module and Video decoding module, described video acquisition module connects described Video decoding module, and described analysis module connects Video decoding module; Also comprise Video Output Modules, memory module, communication module and peripheral module, described Video Output Modules, memory module, communication module and peripheral module are connected with described analysis module respectively.

5. device as claimed in claim 4, it is characterized in that, described memory module comprises DDR2 SDRAM, NOR FLASH and NAND FLASH.

6. device as claimed in claim 5, it is characterized in that, described communication module comprises ethernet communication module.

7. device as claimed in claim 6, is characterized in that, described ethernet communication module adopts model to be ET1011C.

8. as the device in claim 1-7 as described in any one, it is characterized in that, described Video decoding module adopts model to be TVP5417.

9. device as claimed in claim 8, it is characterized in that, described peripheral module comprises clock module and alarm module.

10. device as claimed in claim 9, it is characterized in that, described alarm module comprises buzzer and light-emitting diode.