CN201398217Y - Processing device with multiple audio and video sources - Google Patents
Processing device with multiple audio and video sources Download PDFInfo
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- CN201398217Y CN201398217Y CN2009201081388U CN200920108138U CN201398217Y CN 201398217 Y CN201398217 Y CN 201398217Y CN 2009201081388 U CN2009201081388 U CN 2009201081388U CN 200920108138 U CN200920108138 U CN 200920108138U CN 201398217 Y CN201398217 Y CN 201398217Y
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Abstract
The utility model discloses a processing device with multiple audio and video sources, which comprises a main board, a central control module, a video processing module, a microphone audio collectingmodule, a sound mixing module, an encoding module, a front panel and a power processing module, wherein the main board is respectively connected with the central control module, the video processing module, the microphone audio collecting module, the sound mixing module, the encoding module and the front panel. By utilizing the technical scheme, the processing device with multiple audio and videosources increases equipment integration level, and realizes that a single device completes functions of multiple conventional devices.
Description
Technical field
The utility model relates to the audio frequency and video technical field, relates in particular to a kind of multitone video source treatment facility.
Background technology
Along with the development of information technology, the audio frequency and video technology is applied in the middle of the social activities more and more.Fields such as momentous conference, Web education, court trial, public security hearing, public place monitoring are all carried out audio frequency and video in a large number and are recorded, store, and live live etc., provide technological means for realizing information sharing, social supervision etc.In actual application, traditional approach is that stack by using various device is to realize above-mentioned target.Be the example explanation below for certain digital court of law court implementation:
Four cameras are arranged as video source in the court, one road analog video (VIDEO) output is respectively arranged, the control of one road R485 control signal wire supply equipment; Four cameras are taken tribunal, plaintiff, defendant's seat and visitors seats live telecast respectively.Tribunal, plaintiff, defendant's seat have seven simulation microphones as audio frequency (AV) source.For showing evidence, be equipped with an evidence exhibition booth and a DVD player in the court, there are output of VGA signal and the control of R232 control port supply equipment in the evidence exhibition booth, and DVD player has one road VIDEO signal and the output of one road audio frequency, but infrared control.Four power amplifiers are arranged, for the inner public address of court.There are two 42 cun LCDs to watch evidence information for spectators in this front yard.4 17 cun LCDs are used for to tribunal (2), plaintiff and defendant's seat discovery information.Outdoor have 15 cun LCDs to be used to show this tribunal's court's trial situation.Law court is deployed with the internal lan of gigabit bandwidth, and is communicated with the private network of whole law court system.A plurality of network interfaces are arranged in the court, can insert law court's Intranet.
According to the same court digital court construction requirements, this court need realize following function:
The VIDEO signal of four-way CCD camera output and a certain laissez-passers number of it is believed that are synthesized one six cut apart the composite video picture; Compound picture is that a key frame adds 5 tunnel little pictures, the key frame acquiescence shows current speaker's picture, show current evidence picture when showing on evidence, and 5 tunnel little pictures show the VIDEO signal and the current evidence signal of four-way CCD camera output respectively, show current speaker's picture when no evidence is showed.
The output signal of DVD picture, real object exhibition booth and clerk's computer all can be used as the evidence signal source.Wherein DVD provides the VIDEO signal, and evidence exhibition booth and clerk's computer provide the VGA signal.
Compound picture and evidence signal demand are respectively applied in law court's Intranet and private network and carry out net cast and record into video file for video request program.
The audio signal of each microphone output need be exported to each power amplifier through behind the audio mixing, each road net cast simultaneously and record and all need to distinguish synchronous recording live audio signal.
Two 42 cun LCDs are suspended on the Fa Tai both sides respectively, and the left side shows current speaker's picture always, and the main discovery signal in right side, no evidence show that then acquiescence shows current speaker's picture.
Four main discovery signals of 17 cun LCDs, no evidence show that then acquiescence shows current speaker's picture.
The preceding in session case essential information that is about to open a court session that shows of outdoor 15 cun LCDs shows the compound picture of court's trial in the process of opening a court session.
All need to export the computer that a control signal is used to the clerk during each microphone speech, when the clerk writes the court's trial notes in special-purpose software, trial video and notes can be carried out time synchronized.
Court need export one tunnel vision signal and give the video monitoring system that is positioned at another room, and this system can monitor in the court live at any time, can choose at random the demonstration of coming between compound picture, each camera picture.
DVD, evidence exhibition booth, light, curtain, power amplifier all need to control by common control equipment.
Need to support long-range testifying and long-range bringing before the court.Witness or suspect can see local court video by private network in strange land court or the detention house, and local court also can show long-distance video by the LCDs of Fa Tai both sides.Local and remote side can be conversed in real time.
For realizing user's demand, this court has disposed following equipment:
Dispose an image splitter, support the input of 8 road VIDEO signals, 2/4/6/8/9 picture segmentation pattern is supported in the output of 9 road VIDEO signals, respectively corresponding 8 road VIDEO input of output signal and one tunnel compound picture.
Be equipped with a 8X8VIDEO matrix, support the input of 8 road VIDEO signals, the output of 8 road VIDEO signals, any one road input signal all can be in any one road output output.
Dispose a 4X2VGA matrix, support the input of 4 road VGA signals, the output of 2 road VGA signals, any one road input signal all can be in any one road output output.
Dispose two frequency multipliers, be responsible for for one the VIDEO conversion of signals of DVD output is become the VGA signal; Be responsible for for one the VIDEO conversion of signals of 8X8VIDEO matrix output is become the VGA signal.
Dispose a frequency demultiplier, one road VGA conversion of signals is become the VIDEO signal.
Dispose a 2X2VGA matrix, the two-way input is respectively current speaker's picture and evidence signal.
Dispose a 1X6VGA distributor, 1 road VGA signal is divided into 6 road VGA output.
Dispose an intelligent mixer, the AV signal audio mixing processing back of each microphone output is exported, and export one road voice-activated control signal and give clerk's computer, be used to control the synchronous of video recording and notes.
Dispose a 1X8AV distributor, the AV signal allocation after 1 road audio mixing is handled becomes 8 tunnel identical AV signals, is used for audio coding.
Dispose a 1X4AV distributor, the AV signal allocation after 1 road audio mixing is handled becomes 4 tunnel identical AV signals, is used to export to power amplifier.
Dispose a common control equipment, support 4 tunnel infrared control, 1 road R485 control and 6 road R232 control, and are used for the control to equipment such as DVD, 42 cun large display screens, evidence exhibition booth, AV matrix, VIDEO matrix, VGA matrix, light, curtain.
Dispose a video conference terminal, be used for local audio/video information is sent to the strange land by network, send local 4 * 2VGA matrix to after simultaneously the strange land audio/video information being received by network, output to local LCD again, watch for personnel in the court.
Dispose the equipment of gathering and editing, be used for and supply network direct broadcasting behind court's audio/video information capturing and coding and to be stored as video file for video request program.
Dispose a PC, be used for receiving court case information and live signal, on outdoor LCD, export by network.
Fig. 1 is VIDEO and a VGA signal transmission schematic diagram in the prior art.As shown in Figure 1, V1-V4 is the VIDEO signal of camera output, and V5 is the VIDEO signal of DVD output, the VIDEO signal of exporting after the road VGA evidence signal down of V6 for the output of 4X2VGA matrix; V11-14 is respectively the V1-V4 camera VIDEO signal of the straight-through output of image splitter, and V15 is the evidence VIDEO signal of straight-through output, and V16 6 is cut apart compound picture; V21-V26 is that 4 road camera VIDEO signals, 1 laissez-passers are cut apart compound picture VIDEO signal according to VIDEO signal, 1 tunnel 6, and this 6 road signal is externally net cast and preserve into video file confession video request program after gathering and editing; V27 can be any one road signal in the middle of the V11-16, is sent to Surveillance center, for the live telecast of monitoring court of Surveillance center; V28 is compound picture, exports to video conference terminal, arrives strange land court or detention house by Network Transmission again; V29 can be any one road signal in the middle of the V11-14, select and recommend one tunnel (being current speaker's picture) by common control equipment control and after process of frequency multiplication, give the 2X2VGA matrix, in the two-way output of 2X2VGA matrix, one tunnel current speaker's picture is directly exported to 42 cun large display screens (large-size screen monitors 1 among the figure), the control of one route common control equipment, when evidence demonstration, send the evidence signal, no evidence send current speaker's picture to give the 1X6VGA distributor when showing, export to second 42 cun large display screen and four 17 cun small displays then respectively.
Fig. 2 is an AV signal transmission schematic diagram in the prior art.As shown in Figure 2, A1-7 is the audio signal of 7 simulation microphones output, A8 is the AV signal of DVD output, A9 is the strange land audio signal that video conference terminal receives, A11 is the AV signal behind audio mixing, and A21-28 is 8 tunnel of the output of process 1X8AV distributor identical AV signals, and wherein A21-26 exports to the equipment of gathering and editing, A28 exports to video conference terminal, exports to the strange land video conference terminal by network then.A31-34 is that A27 is through 4 tunnel of the output of 1X4AV distributor identical AV signals.
Mainly there is following shortcoming in this scheme on conceptual design and in the enforcement, application process:
1, device integration is low.For realizing functional requirement, this programme has used 15 equipment altogether.
2, engineering construction complexity and difficulty improve.Because there is large number quipments need install and be connected, each equipment debugging and system integration and test separately requires a great deal of time, and also needs the enforcement personnel that rich knowledge deposit and practical experience are arranged, and has improved the difficulty of engineering construction.
3, the audio frequency and video quality of gathering and editing reduces.Because audio-video signal through the multiple transmission, causes repeatedly loss to audio-video signal before equipment is gathered and edited in arrival.
4, equipment cost height is difficult to popularize.Because this scheme has adopted the large number quipments stack, makes project total cost very high, exceeds the ability to bear of a large amount of economically underdeveloped areas, the hard up unit of fund.
5, enforcement and maintenance cost height.Because it is big to implement difficulty, the implementation cycle is long, and enforcement personnel individual quality is also required than higher, will directly cause the high of engineering construction cost.Simultaneously, the plurality of devices co-ordination, the fault of any equipment all can impact the normal operation of system, and along with equipment increases, the out of order possibility of system improves greatly, and maintenance cost also rises thereupon.
6, user's use and regular maintenance difficulty are big.Because system complex, user learning and use need more time, and daily management and maintenance also need more time.And the equipment that need check when little fault occurring is too much, also is the quick fault location point of user, deal with problems as early as possible and cause obstacle, and the normal risk of using of influential user.。
The utility model content
The purpose of this utility model is to propose a kind of multitone video source treatment facility, has improved device integration, has realized that single equipment finishes the function that multiple devices in the past just can be finished.
For reaching this purpose, the utility model by the following technical solutions:
A kind of multitone video source treatment facility, comprise a mainboard, a central control module, a video processing module, a microphone audio collection module, an audio mixing module, a coding module, a front panel and a power supply processing module, wherein, described mainboard is connected with front panel with described central control module, video processing module, microphone audio collection module, audio mixing module, coding module respectively.
Described video processing module further comprises 16 * 16CVBS matrix, 8 * 8VGA matrix, 2 * 1VGA switch, 3 * 1VGA switch, an image segmentating device and two upconverters.
Described coding module further comprises a CVBS encoder and a VGA encoder.
Described front panel is provided with infrared receiving port, and described mainboard is provided with RS-232 control mouthful and network interface, and described central control module is provided with RS-485 control mouthful, RS-422 control mouthful, RS-232 control mouthful, I/O control mouthful and infrared control mouth.
Adopted the technical solution of the utility model, can gather a plurality of audio frequency and video source, scene, preliminary treatment, coding, live and storage, and miscellaneous equipment has been carried out centralized control; Can finish the function that multiple devices could be realized in the traditional solution with single equipment, reduce project implementation complexities such as digitalized conference chamber and digitlization court trial and used difficulty, improve the audio frequency and video recording result; In addition, use this equipment more can save cost than traditional scheme, cost of equipment maintenance also will reduce.
Description of drawings
Fig. 1 is VIDEO and a VGA signal transmission schematic diagram in the prior art.
Fig. 2 is an AV signal transmission schematic diagram in the prior art.
The structural representation of multitone video source treatment facility in Fig. 3 the utility model embodiment.
The external control signal of multitone video source treatment facility transmission schematic diagram in Fig. 4 the utility model embodiment.
The video signal transmission schematic diagram of multitone video source treatment facility in Fig. 5 the utility model embodiment.
The audio signal transmission schematic diagram of multitone video source treatment facility in Fig. 6 the utility model embodiment.
Embodiment
Further specify the technical solution of the utility model below in conjunction with accompanying drawing and by embodiment.
The structural representation of multitone video source treatment facility in Fig. 3 the utility model embodiment.As shown in Figure 3, this multitone video source treatment facility comprises a mainboard, a central control module, a video processing module, a microphone audio collection module, an audio mixing module, a coding module, a front panel and a power supply processing module, wherein, mainboard respectively with described central control module, video processing module, microphone audio collection module, the audio mixing module, coding module is connected with front panel, video processing module further comprises 16 * 16CVBS matrix, 8 * 8VGA matrix, 2 * 1VGA switch, 3 * 1VGA switch, an image segmentating device and two upconverters, coding module further comprise a CVBS encoder and a VGA encoder.This equipment also comprises following external interface:
The external control signal of multitone video source treatment facility transmission schematic diagram in Fig. 4 the utility model embodiment.As shown in Figure 4, this equipment can pass through network interface, RS-485 control mouthful, RS-232 control mouthful, IR (infrared) receiving port receives the external control instruction, simultaneously can be by RS-485 control mouthful, RS-422 control mouthful, RS-232 control mouthful, I/O control mouthful, IR (infrared) control mouthful control external equipment.Wherein front panel is provided with infrared receiving port, and mainboard is provided with RS-232 control mouthful and network interface, and central control module is provided with RS-485 control mouthful, RS-422 control mouthful, RS-232 control mouthful, I/O control mouthful and infrared control mouth
The video signal transmission schematic diagram of multitone video source treatment facility in Fig. 5 the utility model embodiment.As shown in Figure 5, C1-6 is the VIDEO signal of 6 road bnc interfaces input, V1-3 is the VIDEO signal of 3 road RCA interfaces input, VGA IN1-6 is 6 road VGA input signals, DB15-V1-8 is 8 road VIDEO signals of 2 road DB15 interfaces output, and V09-OUT, V10-OUT are the VIDEO signal of 2 road RCA interfaces output, and V11, V21, V31 are three road VIDEO signals, VGA OUT1-6 is 6 road VGA output signals, and VGA31 is respectively the VGA signal of CVBS encoder and the output of VGA encoder.
The audio signal transmission schematic diagram of multitone video source treatment facility in Fig. 6 the utility model embodiment.As shown in Figure 6, MIC0 is the audio signal by your mouthful input of lesser calorie on the rear board, MIC1-10 is the audio signal of rear board 10 road simulation microphones input, MIC11-12 is the audio signal of 2 big three core audio interface inputs of front panel, AV-IN1-3 (L/R) is the audio signal of rear board 3 road RCA interfaces input, and Line1-3 is the audio signal of 3 little three core audio interface inputs of front panel.DB15-A1-8 is 8 road audio frequency output of 2 road DB15 interface correspondences, A09-OUT and A10-OUT are the audio frequency output of 2 tunnel audio interface, A11 is the output of CVBS encoder after to the strange land audio signal decoding, and LineOUT is stereo audio output, and RCA-A1-2 is the audio frequency output of 2 road RCA interfaces.
Coding module comprises CVBS encoder and VGA encoder.The CVBS encoder can be exported this locality behind the strange land audio/video decoding that receives by network simultaneously to one tunnel divided frame coding through the image segmentating device generation.The VGA encoder can generate the VGA signal encoding JPG picture by the output of VGA interface according to the mainboard instruction, and the VGA conversion of signals of input can be become the output of CVBS signal simultaneously.
In this embodiment, because single equipment just can be finished all functional requirements, greatly reduce engineering construction complexity and difficulty, the enforcement personnel only need the operation instruction according to this equipment, audio frequency and video and VGA signal source are inserted this equipment, the audio frequency and video and the VGA signal of this equipment are exported to the deployment that relevant device just can be finished this equipment, the competency profiling of implementing personnel is also reduced greatly.
Because the device integration height, the audio frequency and video transmission range is short, and the equipment tie point is few, and the audio frequency and video loss reduces greatly, thus the audio frequency and video quality after can guaranteeing to gather and edit.And for after solving the VGA frequency reducing, the problem that video quality descends significantly, the present invention adopts the novel coding chip, the VGA signal directly gathered and edited, no longer frequency reducing, quality is significantly promoted thereby assurance VGA signal is gathered and edited.
Because the device integration height has reduced a large amount of auxilliary materials and has used (as device housings, wire rod, data interface etc.), has reduced the intermediate link of device sales, has reduced the redundancy feature of large number quipments, makes equipment cost reduce significantly than traditional scheme.
The reduction of implementing difficulty makes the implementation cycle of this equipment significantly shorten than traditional scheme, has improved operating efficiency, has reduced implementation cost.Simultaneously, because equipment is single, failure rate will significantly reduce than traditional scheme, also greatly reduce maintenance cost.
Single equipment has substituted piling up of large number quipments in the traditional scheme, makes the user learning difficulty reduce, using method that can very fast grasp equipment.Simultaneously equipment is single has just reduced the difficulty that the user searches the fault point, user or can deal with problems fast by technical staff's remote guide.
The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with the people of this technology in the disclosed technical scope of the utility model; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.
Claims (4)
1, a kind of multitone video source treatment facility, it is characterized in that, comprise a mainboard, a central control module, a video processing module, a microphone audio collection module, an audio mixing module, a coding module, a front panel and a power supply processing module, wherein, described mainboard is connected with front panel with described central control module, video processing module, microphone audio collection module, audio mixing module, coding module respectively.
2, a kind of multitone video source treatment facility according to claim 1, it is characterized in that described video processing module further comprises 16 * 16CVBS matrix, 8 * 8VGA matrix, 2 * 1VGA switch, 3 * 1VGA switch, an image segmentating device and two upconverters.
3, a kind of multitone video source treatment facility according to claim 1 is characterized in that, described coding module further comprises a CVBS encoder and a VGA encoder.
4, a kind of multitone video source treatment facility according to claim 1, it is characterized in that, described front panel is provided with infrared receiving port, described mainboard is provided with RS-232 control mouthful and network interface, and described central control module is provided with RS-485 control mouthful, RS-422 control mouthful, RS-232 control mouthful, I/0 control mouthful and infrared control mouth.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201081388U CN201398217Y (en) | 2009-05-15 | 2009-05-15 | Processing device with multiple audio and video sources |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009201081388U CN201398217Y (en) | 2009-05-15 | 2009-05-15 | Processing device with multiple audio and video sources |
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| CN201398217Y true CN201398217Y (en) | 2010-02-03 |
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| CN2009201081388U Expired - Lifetime CN201398217Y (en) | 2009-05-15 | 2009-05-15 | Processing device with multiple audio and video sources |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638644A (en) * | 2012-04-26 | 2012-08-15 | 新奥特（北京）视频技术有限公司 | Method for synchronous display |
| CN110351513A (en) * | 2019-06-17 | 2019-10-18 | 平安科技（深圳）有限公司 | Court's trial method for recording, device, computer equipment and storage medium |
| CN113010119A (en) * | 2021-04-27 | 2021-06-22 | 宏图智能物流股份有限公司 | Method for realizing distributed storage of voice data through main/standby mode |
-
2009
- 2009-05-15 CN CN2009201081388U patent/CN201398217Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102638644A (en) * | 2012-04-26 | 2012-08-15 | 新奥特（北京）视频技术有限公司 | Method for synchronous display |
| CN110351513A (en) * | 2019-06-17 | 2019-10-18 | 平安科技（深圳）有限公司 | Court's trial method for recording, device, computer equipment and storage medium |
| CN113010119A (en) * | 2021-04-27 | 2021-06-22 | 宏图智能物流股份有限公司 | Method for realizing distributed storage of voice data through main/standby mode |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING SKYVIS TECHNOLOGIES CO., LTD. Free format text: FORMER OWNER: QIN BIBO Effective date: 20120405 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518000 SHENZHEN, GUANGDONG PROVINCE TO: 100085 HAIDIAN, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120405 Address after: Tektronix No. 27 building, 100085 Beijing spring on the East Road, room 108 Patentee after: Beijing Skyvis Technologies Co., Ltd. Address before: 518000 Nanshan District high tech South Road, Guangdong, Shenzhen ZTE building Patentee before: Qin Bibo |
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| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 100094, B, building 1, building 15, East Hospital, No. 10 East Mong Road, Beijing, Haidian District Patentee after: Beijing Tianyu Weishi Polytron Technologies Inc Address before: Tektronix No. 27 building, 100085 Beijing spring on the East Road, room 108 Patentee before: Beijing Skyvis Technologies Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20100203 |
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| CX01 | Expiry of patent term |