CN1782984A - Multiple picture frame splitting system - Google Patents
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- CN1782984A CN1782984A CN 200410096151 CN200410096151A CN1782984A CN 1782984 A CN1782984 A CN 1782984A CN 200410096151 CN200410096151 CN 200410096151 CN 200410096151 A CN200410096151 A CN 200410096151A CN 1782984 A CN1782984 A CN 1782984A
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Abstract
The multiple picture frames decollating system belongs to the field of video digital image treating technology, and is especially multiple picture frame great screen TV wall decollating display system. The present invention consists of two parts, including multiple picture frame decollator and large screen display equipment. The multiple picture frame decollator consists of a computer with video and audio treating card, operation system and control software, a control monitor and sound box. The large screen display equipment is large screen liquid crystal screen, plasma screen or large screen rear projecting TV with VGA/DVI interface. The present invention may be used in multiple picture frame monitoring in different fields. The present invention may be controlled in different modes.
Description
Technical field
The invention belongs to the video digital images processing technology field, particularly a kind of giant-screen of multi-picture television wall is cut apart display system.
Technical background
Along with development of science and technology, the maximum trend-robotization that presents in the broadcast studio design, be by TV station reduce cost excite, also be simultaneously TV station for increasing work efficiency, the demand for development that reduces errors.Traditional video wall is to be made of TV monitor or television receiver, in the pairing supervision principle of simulated television display technique in period, is to confirm picture quality and groundwork state with visual perception's subjective assessment.Occurred the television splicing wall display technique afterwards, this is in the problem that solves " greatly " rather than " many ", with regard to the expressive force of its picture detail region, is subjected to the limitation of sweep limit internal fixation amount dot matrix, can not express the broadcast level video quality.The development of digital television techniques, make and just can watch tens cover simulation cable television programs originally, become and to receive that covers up to a hundred, hundreds of overlap digital TV programme, the rapid increment of the channel resource that is developed, promote the technical progress that program playing control system front end monitors, monitors, and then brought up the market of many picture segmentation display technique.
Summary of the invention
The objective of the invention is to design a cover multiple picture frame splitting system, realize multi-channel tv programs is supervised, simultaneously can be in picture with the voice signal of the mode display program of VU value, exempted extra audio surveillance equipment.
The invention is characterized in that it is made up of multi-image divider main frame and large-screen display equipment two parts.The multi-image divider main frame constitutes by computing machine, control monitor, the audio amplifier looking audio capture and handle integrated circuit board, operating system and Control Software are housed; Large-screen display equipment is large-screen lc screen, PDP display or the large screen back projection TV that has the VGA/DVI interface.After the video/audio signal of multi-channel program is linked into the multi-image divider surveillance, look the audio collection circuit through the multichannel of looking on the audio capture processing integrated circuit board, collect in the system computer, vision signal is at first carried out input in computing machine, signal compression is handled, carry out then after the picture segmentation convergent-divergent is spliced to form a complete picture, unification is shown to large-screen display equipment gets on, and every road picture all can be set the size of display window.The sound signal of program through calculation process, obtains the VU value and is shown to the both sides of program picture with the form of real-time histogram in computing machine.The multi-image divider main frame is realized 16 tunnel vision signal programs are nearly supervised, simultaneously can be in picture with 32 tunnel sound signals of the mode display program of VU value, exempted extra audio surveillance equipment.Can show the relevant information that supervises signal effectively: as can be in the prompting of the next door of picture shows signal content: channel information, channel information, station symbol information, background information, warning message such as audio level poor signal quality or dropout, Hei Chang, quiet frame and with the information that supervises signal correction.Multiple gang form can be from any convergent-divergent of wound combination and realization picture.
The invention is characterized in: the multi-image divider main frame adopts two video cards configurations, and one is used for the display console interface, and another is used for exporting the giant-screen supervisory signal, and all control operations are finished by the keyboard and the mouse of this machine.
The invention is characterized in: when the picture that will monitor is no more than 16 the tunnel, can one-of-a-kind system work, when the picture that will monitor surpasses 16 the tunnel, can many picture segmentation of number cover display systems form a bigger supervision wall system-multi-computer system job.This many picture segmentation of number cover display system can work independently by every cover, also can be managed by a main control system in the concentrated area.Connect by Ethernet between multi-image divider main frame and main control system are mutual, safe and convenient to use.When adopting the mode of centralized management, the keyboard and mouse of multi-image divider main frame and auxiliary video card all can not installed.
The invention is characterized in: look audio capture and handle the numeral that integrated circuit board is furnished with, analog video interface, composite analog video signal, the SDI digital video signal of compatible NTSC, pal mode and 16: 9,4: 3 image fabric width ratios.
The invention is characterized in: the audio interface of the balance of specialty, support external analog balance or digital AES/EBU, SDI embedded digital voice-grade channel.
The invention is characterized in: be furnished with the Tally signal input, connect trigger and can accept network G PS time service, punctual in screen displayed by GPI, but read clock, station symbol; Video signal detection is analyzed and alarm mechanism; The brightness of any one road program, contrast, colourity, saturation degree all can be adjusted separately; The window arrangement mode can customize, and also can use and preset template; The window scheme and the parameter setting of customization can be stored and call; Audio frequency VU shows and can hide or open.
The invention is characterized in: adopt the two-node cluster hot backup working method: two main frames are worked simultaneously, duty remains unanimity, under the situation of certain main frame or application and trouble, system can switch to another main frame rapidly, with the uninterrupted running in 24 hours of assurance system.
The invention is characterized in: adopt 1+2 redundant power mode to work, when breaking down as power supply, the power supply of multiple redundancy can be under the situation of uninterrupted power supply fast and safely the switching supply power supply of coming, with the uninterrupted running in 24 hours of assurance system.
The invention is characterized in: adopt hardware collection (signal data is directly collected internal memory by hardware), hardware convergent-divergent (in internal memory, directly carrying out convergent-divergent), software copy (by software with copying data to display card), play up the workflow pipeline mode of demonstration triggering, the display card of synchronizing signal (wait for play up demonstration).
The invention is characterized in: the composition of Control Software mainly comprises: Magic Wall, MagicWalTestHWCapture, Magic Wall Client and four softwares of Magic Wall Client Setting, the core of Control Software is to gather and handle video/audio signal, judge whether the evaluation and test video-audio signal is qualified, whether be in the error range relevant with standard, warning message is expressed in the mode of literal, music, auditory tone cues, and submitted to the control end computing machine by network.Control Software is accepted the interactive information from control end, attributes such as the position of response change video window, size, color, title; Accept the temporal information of gps system, carry out system's time service, punctual of network internal; Adopt the DirectShow of Microsoft video flowing technology and video card hardware zoom technology, play up the display video picture, the divided frame that compression shows adopts stream media technology, flows by ip multicast technology RTP/RTCP real-time Transmission video monitoring.
1.Magic?Wall
Management control software, corresponding application program are MagicWallServer.exe.Its effect is exactly that multisystem is when working simultaneously, by multi-image divider main frames all in the ethernet management network.Create each main frame and main frame is carried out grouping management, the association attributes of each main frame is set.Can installation and operation on the accurate PC of any station symbol, it also can be directly installed on the multi-image divider main frame certainly, when " one-of-a-kind system use " mode management control software and other all components all is installed on the main frame.
2.MagicWall_TestHWCapture
Detect software, this software is used for detecting to be looked audio capture whether handle integrated circuit board working properly, and it can monitor the video and the audio work situation of 16 passages.It must be installed on the multi-image divider main frame of looking audio capture processing integrated circuit board, otherwise can not open and use.
3.MagicWallClient
Show Control Software, this is the software of main operation on the multi-image divider main frame, must be installed on the multi-image divider main frame.MagicWallClient provides the Presentation Function that monitors wall.During operation it is not done any setting and operation, the demonstration situation of window is to decide according to the setting of MagicWall.
4.MagicWallClientSetting
Network settings software, this software mainly are provided with the IP address (computing machine that just moves MagicWall is the IP address of main control system) of Control Server on the multi-image divider main frame, and port numbers.Before normal use software, must relevant IP address of this software setting of operation and port numbers.It also must be installed on the multi-image divider main frame with MagicWallClient.
The key technical indexes of the present invention is:
A. every cover system can insert 16 road video-audio programs at most
B. standard display resolution
C. any one passage supports the different systems input to select (NTSC and PAL are optional)
The monitor window adjustable size joint of d. any one road program
The brightness of e. any one road program, contrast, colourity, saturation degree all can be adjusted separately
F. it is optional to import the ratio of width to height 4: 3 of program picture and 16: 9
Blue prompting when g. signal does not have input
H. the window arrangement mode can customize, and also can use and preset template
I. custom window pattern and parameter setting can be stored and call
J. audio frequency VU shows and can hide or open
K., the Tally signal input is arranged, and can be in screen displayed
L. support read clock, station symbol
M. support the two-node cluster hot backup working method
N. support 7 * 24 hours working rules
The invention has the beneficial effects as follows: can be used for supervision of multichannel picture concentration techniques and supervision in the broadcast control system; The many pictures of mobile control room monitor and director's multimachine bit image; Place security monitorings such as airport, military commanding, market, community, the multisignal source in the time of can also being applied in many pictures Centralized Monitoring of TV conference system meeting-place, outer bat activity, interim studio and program editing monitors compiling picture.Reduce investment outlay, use a high-resolution display device (as: plasma, rear-projection TV etc.) can replace the follow-up work of many conventional video monitors, saved the space of building video wall, be fit to the narrow and small place of mobile control room, this class of Studio.Product display frame is clear, low radiation, do not glimmer, various data height concentrate and show, intuitively, perception, can the real-time information adjustment, display mode can be set arbitrarily according to personal like and action, multiple gang form can be from any convergent-divergent of wound combination and realization picture, and product configuration and expansion are flexibly.Multiple picture frame splitting system can be controlled separately, also can supervise the duty of each multiple picture frame splitting system in real time by network by the master controller centralized control, and intelligent alarm function is provided simultaneously.
Compare with the traditional tv wall, multiple picture frame splitting system of the present invention mainly contains following advantage:
1, floor area is little: a large screen display can show 16 pictures at most, and the space that occupies is smaller; And the use video wall, 16 monitors will occupy very big space.
2, can show the relevant information that supervises signal effectively: as can be in the prompting of the next door of picture shows signal content, channel information, poor signal quality or dropout, black, warning messages such as quiet frame, audio level or the like and the information that supervises signal correction.
3, power consumption is little and thermal value is few: many picture segmentation display system uses picture segmentation machine more than and a plasm TV to supervise numerous programme signals; Traditional monitor or television receiver of video wall one tunnel signal configures, more monitor just causes the increase greatly of thermal value and power consumption, and the capacity of the air-conditioning that disposes in the machine room and distribution is also increased greatly.
4, radiation is little: many picture segmentation display system is generally used large screen plasma display, and amount of electromagnetic radiation is very little.Traditional video wall uses monitor, and radiant quantity is big, and is harmful to the person skilled health of being engaged in monitoring work for a long time.
5, supervise effective: many picture segmentation display system shows a lot of pictures on same large-screen display equipment, and it is true to supervise effect, does not have the televisor edge frame of traditional tv wall between two pictures, visual impression is fine, and the variation of colourity and brightness can not take place plasm TV.And TV monitor is after long-term the use, can cause the difference of colourity and brightness, see different pictures, also must turn to another monitor by a monitor, it is very tired that the TV practitioner can feel, and two middle monitor frames of picture also can be felt very ill.
6, make up flexibly and adjustment supervises signal: many picture segmentation display system can be presented at the signal of input the optional position on the large-screen display equipment, can make up mutually neatly and adjust signal display frame size.
Below in conjunction with drawings and Examples the present invention is made a detailed description.
Description of drawings
Fig. 1 is a unit work system block diagram of the present invention;
Fig. 2 is a multisequencing system chart of the present invention;
Fig. 3 is a program flow chart of the present invention;
Fig. 4 is a master control of the present invention interface synoptic diagram;
Fig. 5 is a user control interface synoptic diagram of the present invention;
Fig. 6 is provided with the interface synoptic diagram for video channel attribute of the present invention;
Fig. 7 is provided with the interface A synoptic diagram for window attribute of the present invention;
Fig. 8 is provided with interface B synoptic diagram for window attribute of the present invention;
Fig. 9 is provided with the interface synoptic diagram for network host of the present invention;
Figure 10 is each channel status interface synoptic diagram of capture card of the present invention.
Embodiment
Multiple picture frame splitting system is made up of multi-image divider main frame and large-screen display equipment two parts.The multi-image divider main frame constitutes by computing machine, control monitor, the audio amplifier looking audio capture and handle integrated circuit board, operating system, Control Software are housed, large-screen display equipment is large-screen lc screen, PDP display or the large screen back projection TV that has the VGA/DVI interface, and the basic parameter of multi-image divider host computer is:
1) hardware:
A. Hot Spare dual power supply
B. server level PC mainboard, the Pentium4 processor, 256 MB of memory and more than
C. standard 100M BaseT Ethernet interface
D.16 road video (CVBS), bnc interface
E.32 road audio frequency (simulation balanced stereo)
F.1 the road analogue audio frequency is monitored, the DB15 interface
G.1 the road sign quasi-mode is intended the VGA signal, connects the control monitor
H.1 the road sign quasi-mode is intended the VGA signal, connects large-screen monitor
I. more than video card support 1024 * 768 reaches, more than video memory 64M reaches
2) software:
A. operating system Windows2000 (Professional, Advanced Server or Server)
b.Service?Pack2
c.DirectX8.1
The d.MagicWall software package
The composition of MagicWall software package mainly comprises: Magic Wall, MagicWall TestHWCapture, MagicWall Client and four softwares of Magic Wall Client Setting, wherein:
1.Magic Wall management control software, corresponding application program are MagicWallServer.exe.When " one-of-a-kind system use " mode, Magic Wall (Control Software) and other all components are installed on the main frame.
2.MagicWall_TestHWCapture detection software is installed in to be equipped with and looks on the multi-image divider main frame that audio capture handles integrated circuit board.
3.MagicWallClient the demonstration Control Software is installed on the multi-image divider main frame.
4.MagicWallClientSetting network settings software is installed on the multi-image divider main frame.
Fig. 1 is the one-of-a-kind system working method: multi-path video data cable 1.5 and multi-path audio-frequency data cable 1.6 are connected to and are inserted with on the multi-image divider main frame 1.4 of looking audio capture processing integrated circuit board, the operator is by the keyboard on the main frame 1.4 and mouse input control data and parameter, 1.4 the multi-image divider main frame is connected on 1.1 large screen plasmas, the liquid crystal display by the VQA/DVI data line, be connected to 1.3 control monitors by the VGA data line simultaneously, receive 1.2 audio amplifiers by audio output line, the gps clock signal cable passes to the 1.7GPS signal on 1.4 main frames.
Fig. 2 is the multisequencing mode: multi-path video data cable 2.8 and multi-path audio-frequency data cable 2.9 are connected to respectively and are inserted with on the multi-image divider main frame 2.3 of looking audio capture processing integrated circuit board, the operator is by the keyboard on the multi-image divider main control system 2.6 and mouse input control data and parameter, through Ethernet switch 2.4, the multi-image divider main frame 2.3 that control links to each other with Ethernet switch 2.4, video data outputs to large screen plasma by the VGA/DVI data line, on the liquid crystal display 2.1, multi-image divider main control system 2.6 is connected to 2.5 control monitors by the VGA data line, audio output line on the multi-image divider main frame 2.3 connects audio amplifier 2.2,2.7 be the gps clock signal, it is received on the multi-image divider main control system 2.6 by the gps clock signal cable.
Fig. 3 program flow chart: after whole systems install according to Fig. 1 or Fig. 2,3.1 start-up routine, 3.2 enter init state, deposit the data in the * .Data file when uploading last the operation in, 3.3 if multisystem is moved by network startup client application and is carried out the initialization setting, by Fig. 4 master control interface, Fig. 5 user control interface, Fig. 6 video channel attribute is provided with the interface, Fig. 7 window attribute is provided with interface A, Fig. 9 network host is provided with the interface, 3.4 video channel separately is set, 3.5 voice-grade channel separately is set, 3.6 background indicia/motion picture/clock/clock sign/title separately is set, 3.7 upload mode layout/self-defined adjustment layout, 3.8 beginning next frame picture, 3.9 whether show next frame, in this way: 3.13 accept the mutual changed information from control end in real time, 3.14 carry out video/audio signal processing/warning pre-service, 3.15 accept gps clock information, 3.16 implement to play up, show, 3.17 compression and distributing data, turning back to 3.8 beginning next frame pictures then handles, as not being: 3.10 preserve all being set in the * .Data file, by network notice control application end, 3.12 log off.
Fig. 4 master control interface appears behind operational management Control Software MagicWall: the 4.1st, and the main frame label viewing area of network, it is by number, indication lamp and arrow are represented, bright green is represented online main frame, arrow below the lamp is represented current selected main frame, skipper is represented off-line, just Dui Ying main frame is not opened MagicWallClient software, to do operation setting to a main frame, can directly use the icon of click correspondence, also can come to move one by one by arrow button by 4.2 current screen both sides, 4.2 show the title of current screen main frame, 4.3 be the unlocking/locking set button, can remove or lock a main frame by this button, have only the locking of having removed main frame, could the correlation parameter of main frame be provided with or revise; 4.4 be cancel button; 4.5 be recovery button; The acquiescence All hosts all locks when start, when main frame is in the lock state, have only an operation to carry out, double-clicking a window exactly makes it become maximum, 4.6 be the current window property button, when when 4.10 screen display areas are selected one 4.11 window, so selecteed window border can be light blue, obviously be different from other non-selected windows, click this button then and just can eject as shown in Figure 7 current window status information.
Can check correlation behavior and each parameter of current window by this window of Fig. 7, also can make amendment to the relevant information of current window by this window, operation is set etc., 7.1 passages wherein: what refer to current window shown (or corresponding) is channel number, click dropdown arrow, eject bands window, selector channel therefrom, the video channel of passage here and the input of main frame rear panel is one to one, the passage of selecting, be illustrated in this current window position, 7.2 state: can select the parameter that ejects by dropdown arrow, same 7.3 videos, 7.4 frame, 7.5 text, 7.6UV table, 7.7 scale, 7.8 title color, 7.9 border color, can select the parameter that ejects by dropdown arrow, 7.10 title: show window and get a user-defined title, such as CCTV-1 etc., 7.11Logo: after state has been selected Logo, the selection at this place just can be opened and be selected an icon display in window, the figure of software support at present indicates TGA, BMP, general several forms such as JPG, the size of icon is unsuitable too small, in order to avoid display effect is not good, icon is unsuitable excessive, influences opening speed.And can open one group of continuous icon and form an animation, 7.12 brightness, 7.13 contrasts, 7.14 saturation degrees and 7.15 colourities, can be respectively last dropdown arrow selective value by on the right be provided with, 7.16 ratio: the aspect ratio of supporting 4: 3 and 16: 9, can select 7.17 standards by the dropdown arrow on the right: support NTSC and PAL to select by the dropdown arrow on the right.
4.7 layout attributes among Fig. 4: the correlation attribute information of checking all 16 bands windows that current window is provided with, this window is divided into two pages: one is that Fig. 8 window attribute is provided with interface B, another is that Fig. 6 video channel attribute is provided with the interface, Fig. 8 window attribute is provided with the difference that interface B and Fig. 7 window attribute be provided with interface A and is, Fig. 7 is the parameter setting that shows under the passage, and Fig. 8 is the state of all 16 passages, video, frame, literal, the UV table, scale, text color and border color etc., can directly modification be set at this page or leaf, Fig. 6 video channel attribute is provided with the interface and has comprised title, brightness, contrast, saturation degree, colourity, ratio, standard and LOGO etc. can certainly be provided with at this each association attributes to passage.
4.8 user properties among Fig. 4: click this button, can eject Fig. 5 user control interface, this window is actually and is used for creating with the managing customer main frame specially, the title of main frame can be set in the above, the IP address, group and its corresponding working state of demonstration, wherein: 5.8 titles: be exactly to be used for to title of user rs host, be shown in 4.2 current screen titles on Fig. 4,5.9IP address: the IP address of input user rs host, can not there be conflict all IP addresses, otherwise software can report an error, when having only the main frame of establishment, imported the address of correct IP, supervisor console is main control system (MagicWallServer) ability managing customer main frame, 5.10 group: multiple host can be divided into some groups by situation exactly, when any one member in the group was provided with, its attribute can be paid other members in the group automatically like this; 5.11 duty: be exactly the connection status that shows respective hosts, behind the host-initiated " MagicWallClient " of correspondence, will show " connecting " herein, otherwise show " not connecting ", 5.1 add the user: click this button and just can in the net table, import user of corresponding value interpolation, 5.2 deletion user: refer to choose a user, click this button, it can be deleted, 5.3 the active user restarts: refer to select a user (main frame), can restart this main frame (needing corresponding main frame to be in connection status) by this button; 5.4 user's shutdown: select corresponding main frame; click this button and can make its shutdown; 5.5Ping: the test active user; the main frame of selecting is carried out the Ping order; can connect normal according to the condition prompting user of user rs host or the user does not connect window for the result who carries out; 5.6PING ALL: the user to all establishments carries out the Ping order exactly; software can return corresponding prompt information respectively according to the state of each machine; 5.14 port: port numbers herein is consistent with the setting in " MagicWallClientSetting "; acquiescence also is 6000; have only to keep the port numbers of management control software with user rs host unanimity to be set, user rs host could normal Be Controlled management.
4.9 of Fig. 4 is template selection district: template is meant the layout model to 4.10 screen display areas, software of the present invention provides 8 fixing templates to select for the user, also can add and reduce, the user can directly call according to the needs of oneself, also can directly revise on this basis, preserve the template that oneself is provided with then, and the template that the user preserves can be passed through 4.4LOAD (loading) again.The template that user oneself is provided with is when clicking 4.13SAVE, can save as with tpl is the file of extension name, select the district 4.12 channel audio is monitored: sound monitoring can only be that X (port number) selects 1, just ought select certain passage, the audio frequency of its input can connect sound equipment by sound card and monitor.
The network host that occurs Fig. 9 signal during multisystem work behind operation MagicWallClientSetting software is provided with the interface, carry out this software, the window focus is automatically at 9.2 master control IP places, need to import the IP address of main control system here, this is the most key setting, have only and correctly be provided with master control IP address, MagicWallClient could normally be subjected to management and the control of MagicWall, 9.1 local ip address does not here allow to be provided with, 9.3 main control end slogan, software default is 6000, the range of port number that can be provided with is 1024-8000, if outside the input range number, software can report an error, the port numbers of all-network main frame must be identical, 9.4 the window border color the setting of finger to MagicWallClient window border color be set, can revise color, click 9.4 window border colors button is set, the window that can eject color is provided with, and 9.5 left-hand scale colors are provided with, and 9.6 right side scale colors are provided with, when passage has inserted corresponding Tally voltage pulse signal, corresponding bands window just can see that corresponding color shows, the 9.7th, and confirming button, the 9.8th, cancel button.
MagicWallClient is the software that moves on the user rs host, opens operation and gets final product, and does not do any operation for it, because the variation of its displaying contents is to change according to being provided with of management control software.
MagicWall_TestHWCapture is specifically designed to each channel status of test capture card, when opening software, can eject as each channel status interface of Figure 10 capture card, can check the video and the audio frequency input condition of each passage from this interface.When the sound that will monitor some passages, in 10.17, click this passage button and get final product.
Claims (10)
1. a multiple picture frame splitting system is characterized in that, it is made up of multi-image divider main frame and large-screen display equipment two parts; The multi-image divider main frame constitutes by computing machine, control monitor, the audio amplifier looking audio capture and handle integrated circuit board, operating system and Control Software are housed; Large-screen display equipment is large-screen lc screen, PDP display or the large screen back projection TV that has the VGA/DVI interface; With multi-channel analog or digital video, comprise that sound and computer picture and other data message monitor simultaneously by a big surveillance equipment; After the video/audio signal of multi-channel program is linked into the multi-image divider surveillance, look the audio collection circuit through the multichannel of looking audio capture processing integrated circuit board, collect in the system computer, vision signal is at first carried out input in computing machine, signal compression is handled, carry out then after the picture segmentation convergent-divergent is spliced to form into a complete picture, unification is shown to large-screen display equipment and gets on, every road picture all can be set the size of display window, the sound signal of program through calculation process, obtains the VU value and is shown to the both sides of program picture with the form of real-time histogram in computing machine;
The multi-image divider main frame is realized the multi-channel video signal program is supervised, simultaneously can be in picture with the multipath audio signal of the mode display program of VU value, can be in the prompting of the next door of picture shows signal content: channel information, channel information, station symbol information, background information, warning message such as audio level poor signal quality or dropout, Hei Chang, quiet frame and with the information that supervises signal correction; Multiple gang form can be from any convergent-divergent of wound combination and realization picture.
2. multiple picture frame splitting system according to claim 1, it is characterized in that, described multi-image divider main frame adopts two video cards or the configuration of double end video card, one is used for the display console interface, another is used for exporting the giant-screen supervisory signal, and all control operations are finished by the keyboard and the mouse of main frame.
3. multiple picture frame splitting system according to claim 1, it is characterized in that, when described monitoring image is no more than 16 the tunnel, can one-of-a-kind system work, when the picture that will monitor surpasses 16 the tunnel, number cover multiple picture frame splitting system can be formed a bigger supervision wall system-multi-computer system job; Number cover multiple picture frame splitting system can work independently by every cover, also can be managed by a main control system in the concentrated area; Connect by Ethernet between multi-image divider main frame and main control system are mutual, when adopting the mode of centralized management, the keyboard and mouse of multi-image divider main frame and auxiliary video card all can not installed.
4. multiple picture frame splitting system according to claim 1, it is characterized in that, adopt in the described multiple picture frame splitting system and look the numeral that audio capture processing integrated circuit board is furnished with, analog video interface, composite analog video signal, the SDI digital video signal of compatible NTSC, pal mode and 16:9,4:3 image fabric width ratio.
5. multiple picture frame splitting system according to claim 1 is characterized in that, described multiple picture frame splitting system sound intermediate frequency interface is supported external analog balance or digital AES/EBU, SDI embedded digital voice-grade channel.
6. multiple picture frame splitting system according to claim 1 is characterized in that described multiple picture frame splitting system is furnished with the Tally signal input, and connecting triggering by GPI also can be in screen displayed; Network enabled GPS time service, punctual, but read clock, station symbol; Video signal detection is analyzed and alarm mechanism; The brightness of any one road program, contrast, colourity, saturation degree all can be adjusted separately; The window arrangement mode can customize, and also can use and preset template; The window scheme and the parameter setting of customization can be stored and call; Audio frequency VU shows and can hide or open.
7. multiple picture frame splitting system according to claim 1, it is characterized in that, described multiple picture frame splitting system adopts the two-node cluster hot backup mode to work: two main frames are worked simultaneously, duty remains unanimity, under the situation of certain main frame or application and trouble, system can switch to another main frame rapidly, with the uninterrupted running in 24 hours of assurance system; Adopt 1+2 redundant power mode to work, when breaking down as power supply, the power supply of multiple redundancy can be under the situation of uninterrupted power supply fast and safely the switching supply power supply of coming, with the uninterrupted running in 24 hours of assurance system.
8. multiple picture frame splitting system according to claim 1, it is characterized in that described multiple picture frame splitting system adopts the hardware collection: signal data is directly collected internal memory, hardware convergent-divergent, software copy, display card by hardware play up the workflow pipeline mode of demonstration.
9. multiple picture frame splitting system according to claim 1, it is characterized in that described Control Software mainly comprises: Magic Wall, MagicWall TestHWCapture, Magic WallClient and four softwares of Magic Wall Client Setting; The core of Control Software is to gather and handle video/audio signal, whether it meets relevant standard threshold values to judge evaluation and test, warning message is expressed in the mode of literal, music, auditory tone cues, and submit to the control end computing machine by network, Control Software is accepted the interactive information from control end, attributes such as the position of response change video window, size, color, title; Accept the temporal information of gps system, carry out system's time service, punctual of network internal; Adopt the DirectShow of Microsoft video flowing technology and video card hardware zoom technology, play up the display video picture, the divided frame that compression shows adopts stream media technology, flows by ip multicast technology RTP/RTCP real-time Transmission video monitoring.
10. multiple picture frame splitting system according to claim 9, it is characterized in that, described Magic Wall is a management control software, corresponding application program is MagicWallServer.exe, its effect is exactly that multisystem is when working simultaneously, by multi-image divider main frames all in the ethernet management network; Create each main frame and main frame is carried out grouping management, the association attributes of each main frame is set; Can installation and operation on the accurate PC of any station symbol, also can be directly installed on the multi-image divider main frame, when " one-of-a-kind system use " mode, MagicWall and other all components are installed on the main frame;
Described MagicWall_TestHWCapture is for detecting software, whether this software is used for detecting capture card working properly, it can monitor the video and the audio work situation of 16 passages, and it must be installed on the multi-image divider main frame of looking audio capture processing integrated circuit board;
Described MagicWallClient is for showing Control Software, and this software must be installed on the multi-image divider main frame; The demonstration situation of window is decided according to the setting of MagicWall;
Described MagicWallClientSetting is a network settings software, and this software is provided with the IP address and the port numbers of main control system on the multi-image divider main frame.
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