CN106027919A - Video camera - Google Patents
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- CN106027919A CN106027919A CN201610511474.1A CN201610511474A CN106027919A CN 106027919 A CN106027919 A CN 106027919A CN 201610511474 A CN201610511474 A CN 201610511474A CN 106027919 A CN106027919 A CN 106027919A
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- video
- video camera
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- collection unit
- sound collection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The invention discloses a video camera applicable to a mobile court trial field. The video camera comprises a shell, and an image collection unit, a sound collection unit and a digital signal processor contained in the shell. The image collection unit comprises multiple cameras and a video collection module and collects images of the court trial field from multiple directions. The sound collection unit comprises an omnidirectional microphone and an audio collection module and collects sounds of the court trial field. The digital signal processor comprises a spicing and encoding unit and a control unit. The splicing and encoding unit is connected with the image collection unit and the sound collection unit. The splicing and encoding unit splices multi-way videos collected by the image collection unit into one-way video and encodes the one-way video and the audios collected by the sound collection unit. The control unit is connected with the image collection unit, the sound collection unit and the splicing and encoding unit and controls the image collection unit, the sound collection unit and the splicing and encoding unit. The video camera is convenient for carrying and operation and has wide application.
Description
Technical field
The present invention relates to electronic technology, particularly relate to a kind of video camera.
Background technology
Digitized court's trial system is the important content during China's administration of justice industrial application of information technology is built, and main target is intended to
Realize court trial process whole process video and audio recording, meet trial video data and put on record and review demand.Law court is internal solid
Determine court and generally use the separate devices such as rack court's trial main frame, video camera, Mike.Each equipment location and installation,
And record according to video camera and microphone front face audio-video collection, court's trial main frame integrated treatment, background server,
The mode of clerk's computer control realizes.Circuit court, the administration of justice are gone to the countryside etc. the trial form of mobile court's trial,
Existing fixed court's trial system schema cannot meet its move, portable demand, it is desirable to have a can light weight just
Take, battery durable, rapid deployment, easy to use and meet the product of court's trial video and audio recording mode.
Web camera is that one combines a new generation's video camera produced by traditional cameras and network technology, can
So that image is reached the other end by network, and the viewer of far-end is not required to use any professional software, if mark
Accurate web browser can monitor that its image, common web camera are simple signal collection, volume
Code and output, it is impossible to meet the demand that multi aspect images is observed by people.
Hawkeye video camera is to arrange multiple (more than 6) gun type camera in the horizontal direction, and vertical at it
The ball machine of 1 band The Cloud Terrace is arranged in direction, it is achieved the pan-shot in the range of 180 °.But, existing hawkeye
Video camera is mainly used in the industries such as safety monitoring, and volume is relatively big, and the panorama of splicing can not be same aobvious
Show screen display, need to watch multiple display screen simultaneously and realize preview, use multi-channel video code stream in the transmission
Transmission, takies more Internet resources, does not has internal battery to continue a journey, and volume is relatively big, is not suitable for mobile court's trial
Video recording demand.
Summary of the invention
It is desirable to provide a kind of video camera, to solve, existing video camera is not readily portable, complex operation
Etc. problem, to adapt to the court's trial demand of mobile court.
For achieving the above object, the present invention provides a kind of video camera, is adapted to mobile court's trial on-the-spot, its feature
It is, including: housing and be contained in the image acquisition units in this housing, sound collection unit, numeral letter
Number processor (DSP, digital signal processor), wherein, described image acquisition units includes multiple
Photographic head and video acquisition module, described image acquisition units is for gathering court's trial scene photo from multiple directions
Picture；Described sound collection unit includes omnidirectional microphone and audio collection module, and described sound collection unit is used
In gathering court's trial scene sound；Further, described digital signal processor includes splicing coding unit and control
Unit, described splicing coding unit is connected with described image acquisition units and described sound collection unit respectively,
Described splicing coding unit is used for being spliced into the multi-channel video that described image acquisition units gathers one road video,
And the audio frequency of a described road video and described sound collection unit collection can be encoded, and described
Control unit is respectively with described image acquisition units, described sound collection unit and described splicing coding unit even
Connect, for described image acquisition units, described sound collection unit and described splicing coding unit are controlled
System.
Preferably, the described integrated video camera of portable many camera lenses also includes: power subsystem, is contained in described
In housing, including providing the lithium battery of power supply for complete machine and for carrying out the power management of management of charging and discharging
Circuit.
Preferably, the described integrated video camera of portable many camera lenses also includes: NE, is contained in described
In housing, connect described digital signal processor, for exporting to digital signal processor described in external transmission
Information, and transmit from outer received signal and to described digital signal processor.
Preferably, the described integrated video camera of portable many camera lenses also includes: multiple actuators, connects respectively
On the plurality of photographic head, it is used for adjusting camera angle and orientation.
Preferably, the plurality of photographic head is four photographic head, and these four photographic head are distributed in described housing
Four orientation, to gather the image in four regions being positioned at four direction respectively.
Preferably, described four photographic head are respectively along the arrangement of the most orthogonal four orientation.
Preferably, described case top is provided with control panel.
Preferably, described control panel is provided with omnidirectional microphone, video/audio input interface, video sound
Frequently output interface, on and off switch and lan interfaces.
Preferably, described housing bottom is provided with bracket holes, is used for connecting outside support equipment and supports described shell
Body.
Preferably, described housing is spheroid.
In present specification, video-splicing refers to that by the picture splicing of multichannel (more than two-way) video be one
Road video pictures is transmitted the function of display.Such as 4 palace lattice picture display mode.Video encoding refers to
By specific compress technique, the file of certain audio frequency and video form is converted into another kind of audio frequency and video formatted file
Mode.In video flowing transmission, H.261 of paramount importance encoding and decoding standard has, H.263, H.264 etc.；Sound
Frequently in streaming, of paramount importance encoding and decoding standard has AAC, G.711, G.722 etc..
The video camera of the present invention by the audio-video signal collected respectively through video-splicing and audio/video coding
It is compressed into digital signal, it is achieved the splicing to the video of multi-angle, is finally shown in a picture, passes through
Multi-angle audio frequency and video are collectively forming stereoeffect, meet people's demand to multi-angle observation.Thus, integrated
Achieve the functions such as audio frequency and multi-path high-definition video acquisition, coding, picture synthesis, audio frequency and video output.
And, it is wide that the present invention shoots applications, and range of observation is big, is suitable for the shooting of indoor and outdoor large space.
Additionally, the video camera of the present invention is while satisfied integration, portable design, facilitate real-time operation,
Solve existing web camera can not meet portable, battery durable, rapid deployment, equipment are various, line
Complicated demand.
Accompanying drawing explanation
Fig. 1 is the functional unit schematic diagram of the embodiment of the present invention；
Fig. 2 is the contour structures schematic diagram of the embodiment of the present invention；
Fig. 3 is the circuit theory schematic diagram of the embodiment of the present invention；
Fig. 4 is the scene application schematic diagram of the present invention.
Detailed description of the invention
Hereinafter, the embodiment of the video camera of the present invention is described with reference to the accompanying drawings.
The embodiment recorded at this is the specific detailed description of the invention of the present invention, for the structure of the present invention is described
Think, be all explanatory and exemplary, should not be construed as the restriction to embodiment of the present invention and scope.Remove
Outside the embodiment recorded at this, those skilled in the art can also be based on the application claims and description
Disclosure of that uses other technical scheme obvious, and these technical schemes include using to be remembered at this
The technical scheme making any obvious substitutions and modifications of the embodiment carried.
The accompanying drawing of this specification is schematic diagram, aids in illustrating the design of the present invention, it is schematically indicated each several part
Shape and mutual relation.Note that each parts for the ease of clearly showing the embodiment of the present invention
Structure, not necessarily draw according to identical ratio between each accompanying drawing.
The video camera of the present invention is a kind of portable integrated video camera of many camera lenses, and Fig. 1 is video camera of the present invention
Functional unit schematic diagram, is described in detail to this programme as a example by four photographic head.The present invention can be to receipts
The video of collection carries out splicing, encode and transmit relevant audio/video information, including for supporting, controlling this
Bright housing and setting are in the inner for realizing the image acquisition units 9, the sound that process audio frequency and video and control
Collecting unit 10, digital signal processor (DSP) 11, power subsystem 15 and be connected to splicing coding
The NE 14 of the outfan of unit 12.
Image acquisition units 9 includes four photographic head and video acquisition module, it is achieved the image of four direction is adopted
Collection function.Sound collection unit 10 includes an omnidirectional microphone and audio collection module, it is achieved acoustic scene
The acquisition function of sound.DSP 11 is arranged on mainboard, including splicing coding unit 12 and control unit 13,
It is sequentially completed the splicing to four road videos, and completes video encoding and the function such as be wirelessly transferred.DSP 11
Various digital signal processing algorithm can be realized real-time as processor.Power subsystem 15 is complete machine
Power supply and management of charging and discharging function are provided, such as, include a high-capacity lithium battery and electric power management circuit.
NE 14, for wireless and cable network, is connected with splicing coding unit 12, to carry out numeral letter
Number mutual transmission.Control unit 13 connects internal unit, it is achieved to the transmission of signal and to equipment
Operation management.
Additionally, the picture that image acquisition units 9 collected of the present embodiment and sound collection unit 10 are adopted
Collect to audio-frequency information be input to splice coding unit 12, splicing coding unit 12 image information is spelled
It is bonded into, audio/video information is encoded.NE 14 receives the digital signal after coding, passes through
The external interface of video camera of the present invention connects external equipment, carries out the output of digital signal.It addition, outside letter
Number by the input interface being connected with NE 14, it is also possible in input present device, and pass through
The signal that NE 14 realizes between external equipment and video camera mutually transmits, thus is encoded by splicing
Unit 12 realizes the process to signal.
Fig. 2 is the contour structures schematic diagram of the present embodiment, and this invention housing 1 is spheroid；The four of housing 1
Individual azimuth distribution has four photographic head 3, to gather the image in four regions being positioned at four direction respectively.Should
The top of invention housing 1 is provided with control panel 2, and control panel 2 is provided with omnidirectional microphone 7, height
Clear multimedia input interface 4, high-definition multimedia output interface 6, on and off switch 8, lan interfaces 5, with
And power interface 16.Being provided with bracket holes bottom housing 1, this bracket holes is connected with supporting constructions such as spiders
Connect, be used for supporting whole housing, it is ensured that the stability that equipment is placed.In fig. 2, high-definition multimedia input
Interface 4 is labeled with English " HDMI IN " (HDMI, High-Definition Multimedia Interface),
High-definition multimedia output interface 6 is labeled with English " HDMI OUT ".
The present embodiment gathers image information by four photographic head 3 in four orientation on housing 1, by controlling
Omnidirectional microphone 7 on panel 2 gathers acoustic information.Splicing coding in the signal input housing collected
Unit carries out signal processing, and signal is exported by high-definition multimedia output interface 6.Height on control panel 2
Clear multimedia input interface 4 receives external digital signal, in this video camera incoming, inside this video camera
Signal processing output corresponding signal and show relevant device terminal.On and off switch 8 on control panel 2 is controlled
Make the open and close of this video camera.When this video camera is in long-term resting state, by wireless or logical
Crossing the connection of lan interfaces 5 and network, remote equipment can also realize the Remote Wake Up to power supply.Power supply
Interface 16 is for powering to video camera or charging the battery.
The information gathered by photographic head 3 and omnidirectional microphone 7 carries out signal processing through splicing coding unit
After, can be stored in this video camera, i.e. be stored in the memorizer in the housing being arranged at this video camera,
Remote equipment can also be stored in, such as in computer by wirelessly or non-wirelessly transmitting.
The multimedia audio-video exported by this video camera is shown in a display screen by wired or wireless transmission
In.
Although additionally, in the present embodiment, control panel 2 is provided that high-definition multimedia input interface 4,
High-definition multimedia output interface 6, connects however, it should be apparent that the two interface can be audio frequency and video input respectively
Mouth 4 and audio frequency and video output interface 6, it is not required that the two interface must be high-definition interface.
Moreover it is evident that the layout of the guidance panel of the present invention can be changed as required, however it is not limited to
Form shown in Fig. 2.Such as, power interface 16 can be not provided with, in this guidance panel, can being arranged at
The bottom of housing or side.
Fig. 3 is the circuit theory schematic diagram of the present embodiment, and the Core Feature of the present embodiment is to be completed by DSP,
This processor possess 4 road HD videos inputs, 1 road HD video output, 1 road audio frequency input and output, 4
Road high definition coding, the ability of 1 Four-image composition device.4 road high-definition cameras are built on the basis of this DSP
Collection (wherein the 4th photographic head inputs multiplexing with evidence), 1 tunnel omnidirectional audio collection and NE,
The peripheral circuits such as battery unit, can realize the functions such as audio-video collection, picture splicing, image transmitting.
See Fig. 3, the image acquisition units of video camera of the present invention by the first photographic head, second camera,
The video information of three photographic head and the 4th camera collection is defeated by first, second, third and fourth respectively
Incoming interface is input in DSP, or, by the data in high-definition multimedia input port by the 4th interface
Being input in DSP, wherein connecting after the 4th photographic head and high-definition multimedia input port has an electricity
Way switch, this contactor controls the 4th photographic head and the input of high-definition multimedia information.Sound collection unit
The audio frequency collected in omnidirectional microphone is input in DSP.DSP will be by first, second, third and
The video of four input interface inputs is respectively delivered to the seven, the eight, the 9th and the tenth output interface, and will
The picture splicing of these videos is a road video pictures, then this road video pictures is transported to the conjunction of DSP
Become interface six.
As it is shown on figure 3, the road video being input to synthesize interface six both can pass through NE after encoded
Output, it is also possible to just can export after the first output interface is the most encoded.In the DSP of diagram, tool
There are four addressable ports, the i.e. the three, the four, the 5th and the 6th output interface, say, that this DSP
There are four coding passes.
When being input to synthesize a road video of interface six and/or after the audio frequency needs of mike input are encoded
When being exported by NE, this road video can be through the three, the four, the 5th and the 6th output interface
In at least one enter coding pass, i.e. this road video can be compiled merely through a coding pass
Code and export, it is also possible to be divided into and encode through multiple coding passes and export.And, defeated through mike
The audio-frequency information entered both can together with this road video through identical output interface by identical coding pass
Carry out encoding and exporting together, it is also possible to led to by different codings through different output interfaces from this road video
Road carries out encoding and exporting together.
On the other hand, Dang Gai mono-road video and/or the audio frequency through mike input need not encoded the most permissible
During output, this road video and/or the audio frequency through mike input are just transmitted directly to the first output interface and make
Export for high-definition multimedia.This way of output has expanded the way of output of multimedia messages, makes this video camera
It is not required to be only limitted to export information by network.Additionally, special instruction, for defeated through the 4th input interface
The high-definition multimedia information entered, both can with together with the video of camera collection as previously mentioned through picture spell
Jie Wei mono-road video, exports after encoded channel coding, it is also possible to through the first output interface as high definition again
Multimedia exports.
As it is shown on figure 3, the circuit theory diagrams of the video camera of the present invention also include NE, this network list
Unit such as can utilize LAN (LAN) or WIFI to transmit data.Through the audio frequency and video that this DSP exports
Digital data transmission is to NE, then is transferred to external equipment through NE, such as display screen, calculating
Machine etc..And, external equipment also through NE to the instruction of the camera transmissions digital signal of the present invention,
Information.While whole equipment is by internal signal transmission, caching audio/video information, it is achieved to described shooting
The real-time operation of machine.
Multi-channel video is spliced into a road video through picture splicing by the video camera of the present invention, greatly reduces number
According to shared space.And, the most encoded compression of audio, video data of video camera of the present invention, beneficially net
Network transmits, so the video camera of the present invention is also a kind of novel web camera, the viewer of far-end is not required to
Use any professional software, if the web browser of standard (such as Microsoft IE or Netscape)
Monitor the image of this video camera.Additionally, video camera of the present invention both can export through network, it is also possible to local warp
The audio, video data of wired output un-encoded, thus very easy to use, different occasion can be met
Demand.
Fig. 4 is the scene application schematic diagram of the present invention, and the present invention can be used in case trial, as Fig. 4 illustrates
Supported whole housing by spider or other support shown in property, turn on the power switch, enter duty.
Four photographic head of the present invention connect actuator, and staff can manually be regulated respectively by actuator respectively
The angle of individual photographic head and orientation.Alternatively, it is also possible to by the control unit of DSP or NE
Built-in control chip controls the acquisition parameters such as focal length and the image pickup scope of photographic head respectively.Take the photograph for four of the present invention
As head can auto-focusing, shooting record four angles video information, be respectively directed to tribunal, plaintiff,
Defendant's seat, evidence (or visitors seats), also can record testimony of witnesses information at evidence or this direction of visitors seats.
Clerk's computer is not required to special hardware support, and user can independently be equipped with, and only need to install clerk and manage soft
Part, can realize management and recording function.When the present invention runs, power source internal has lithium battery to be available for for a long time to make
With, whole equipment is connected with external wireless cable, audio/video information can by NE carry out wired or
Wireless messages carries out Data Control and transmission.
In court's trial is applied, the invention have the advantages that
By multidirectional image collection, sound collection, picture splicing, audio/video coding, it is wirelessly transferred, battery
Etc. carrying out one optimal design, form that product is highly integrated, the feature of perfect in shape and function；
Using wireless network to carry out audio/video flow transmission, clerk's computer, without special hardware demand, only needs to install
Related software, the formation product suitability is wide, the feature of highly versatile；
Using internal battery powers, wireless network transmissions, whole equipment is connected with external wireless cable, is formed and produces
Product light weight is portable, dispose feature efficiently；
Equipment is capable of one-touch opening and closing front yard, and consistent with conventional court's trial pattern, in case trial,
Clerk's software is managed collectively, and forms product operation simplicity, uses simple feature.
Embodiment of above is the indicative explaination becoming video camera to make for the present invention.The shooting of the present invention
Head can also is that two, three or many in addition to using four photographic head shown in Fig. 1, Fig. 2, Fig. 3
In four photographic head, such as 6,8 etc..The present invention is except can be used for the case trial journey shown in Fig. 4
It can also be used in other video and audio recording scene such as minutes, monitoring video in sequence.The present invention is except adopting
Outside being supported with spider, it is also possible to other supports equipment to use flat board, scaffold etc..It addition, upper
State and embodiment have employed high-definition multimedia input and the mode of output, but it is clear that the video camera of the present invention
The video data of ordinary sharpness, corresponding parts can also be used can also to need not to be and be suitable only for high definition
Multi-medium data.
For the specific features of video camera of the present invention as shape, size and position can be according to disclosed in above-mentioned
The effect of feature carries out specific design, and these designs are all that those skilled in the art are capable of.And,
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and further feature combination, those skilled in the art
Also can carry out other combination between each technical characteristic according to the purpose of invention, realizing the purpose of the present invention be
Accurate.
Claims (10)
1. a video camera, is adapted to mobile court's trial on-the-spot, it is characterised in that including: housing and being contained in
Image acquisition units in this housing, sound collection unit, digital signal processor, wherein,
Described image acquisition units includes multiple photographic head and video acquisition module, and described image acquisition units is used
In gathering court's trial image scene from multiple directions；
Described sound collection unit includes omnidirectional microphone and audio collection module, and described sound collection unit is used
In gathering court's trial scene sound；And
Described digital signal processor includes splicing coding unit and control unit, described splicing coding unit
Being connected with described image acquisition units and described sound collection unit respectively, described splicing coding unit is used for will
The multi-channel video of described image acquisition units collection is spliced into a road video, and can be to a described road video
And the audio frequency of described sound collection unit collection encodes, and described control unit respectively with described image
Collecting unit, described sound collection unit and described splicing coding unit connect, for described image acquisition
Unit, described sound collection unit and described splicing coding unit are controlled.
Video camera the most according to claim 1, it is characterised in that also include:
Power subsystem, is contained in described housing, including for complete machine provide power supply lithium battery and for
Carry out the electric power management circuit of management of charging and discharging.
Video camera the most according to claim 1, it is characterised in that also include:
NE, is contained in described housing, connects described digital signal processor, for passing to outside
The information of defeated described digital signal processor output, and from outer received signal and at described digital signal
Reason device transmission.
Video camera the most according to claim 1, it is characterised in that also include:
Multiple actuators, are connected on the plurality of photographic head, are used for adjusting camera angle and orientation.
Video camera the most according to claim 1, it is characterised in that
The plurality of photographic head is four photographic head, and these four photographic head are distributed in four orientation of described housing,
To gather the image in four regions being positioned at four direction respectively.
Video camera the most according to claim 5, it is characterised in that
Described four photographic head are respectively along the arrangement of the most orthogonal four orientation.
Video camera the most according to claim 1, it is characterised in that
Described case top is provided with control panel.
Video camera the most according to claim 6, it is characterised in that
Described omnidirectional microphone, video/audio input interface, video/audio it is provided with defeated on described control panel
Outgoing interface, on and off switch and lan interfaces.
Video camera the most according to claim 1, it is characterised in that also include:
Support, described housing bottom is provided with bracket holes, and described support is connected to support institute with described bracket holes
State housing.
10. according to the video camera according to any one of claim 1-9, it is characterised in that
Described housing is spheroid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610511474.1A CN106027919A (en) | 2016-06-30 | 2016-06-30 | Video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610511474.1A CN106027919A (en) | 2016-06-30 | 2016-06-30 | Video camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106027919A true CN106027919A (en) | 2016-10-12 |
Family
ID=57106081
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610511474.1A Pending CN106027919A (en) | 2016-06-30 | 2016-06-30 | Video camera |
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| CN106534891A (en) * | 2016-12-06 | 2017-03-22 | 讯美科技股份有限公司 | Multichannel coding remote transmission display method and system |
| CN107155051A (en) * | 2017-05-02 | 2017-09-12 | 卢坤 | A kind of video camera of integrated multi-parameter sensor |
| CN107846553A (en) * | 2017-10-26 | 2018-03-27 | 中国工商银行股份有限公司 | Long-range control method, device and the tele-control system for gathering image information |
| CN109474797A (en) * | 2019-01-04 | 2019-03-15 | 北京快鱼电子股份公司 | Meeting re-recording system based on full-view camera and microphone array |
| CN111698402A (en) * | 2020-04-27 | 2020-09-22 | 杨方能 | Auxiliary device for court trial shorthand work |
| CN112468844A (en) * | 2020-11-27 | 2021-03-09 | 北京都是科技有限公司 | Image stitching system |
| CN113079341A (en) * | 2021-04-08 | 2021-07-06 | 天地伟业技术有限公司 | Public audiometry equipment |
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| CN107846553B (en) * | 2017-10-26 | 2024-05-14 | 中国工商银行股份有限公司 | Remote control method, device and remote control system for collecting image information |
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Application publication date: 20161012 |