CN202050500U - Recording and broadcasting device for teaching and training - Google Patents
Recording and broadcasting device for teaching and training Download PDFInfo
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- CN202050500U CN202050500U CN2011201009166U CN201120100916U CN202050500U CN 202050500 U CN202050500 U CN 202050500U CN 2011201009166 U CN2011201009166 U CN 2011201009166U CN 201120100916 U CN201120100916 U CN 201120100916U CN 202050500 U CN202050500 U CN 202050500U
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Abstract
The utility model discloses an all-intelligent and full-automatic recording device applied to classroom teaching. The device comprises a recording and broadcasting host machine, a strategy controller, a video distributor, a display device, a teacher camera, a student camera and an audio receiver. In the teaching process, the device can make intelligent judgments and automatically switch and record teacher-related scenes, student-related scenes and teaching means-related scenes according to a certain order to generate a video file.
Description
The utility model relates to a kind of camera device, relates in particular to a kind of automatic recorded broadcast device that the teaching, training occasion is used that is applied to.
Background technology
Automatically recording and broadcasting system is widely used in education, training, medical industry.The major part of in teaching, training, using comprise to teacher's video, student's video, teacher's courseware (mainly being image) by the input of VGA interface gather automatically, broadcast, the synthetic system equipment of video.
Wherein the VGA image is important signal source in the recorded broadcast teaching process, comprises that image that teachers' instruction gathers with the VGA image of PC or notebook output, digital exhibition booth, panel computer VGA image and other have the image of the equipment output of VGA interface arbitrarily.But existing automatic recording and broadcasting system on the market adopts the manual signal triggering mode more, in the classroom instruction utilization, does not thoroughly resolve the automatic switchover output of VGA signals collecting and VGA image/video stream, the synthetic automatically problem of video file all the time.Existing recording and broadcasting system is shot with video-corder classroom collection switching VGA picture signal and is mainly adopted following method:
. method 1, the teacher presses certain specific button, manually sends triggering signal, after recording and broadcasting system is received triggering signal, switches to and gathers the outputting VGA picture signal.This method mainly applies to digital exhibition booth;
. method 2, recording and broadcasting system switch to when gathering output exhibition booth signal, need satisfy specified conditions, for example the location sensitive signal triggering.Be that the teacher need stand in certain fixed position, in order to trigger photoelectricity or infrared position transducer, the teacher fixed position, can not move freely, this moment, position transducer provided triggering signal, after recording and broadcasting system is received triggering signal, switch to and gather the outputting VGA picture signal, this method is mainly used digital exhibition booth image to adopt and is broadcast.When using this method, if the teacher leaves ad-hoc location accidentally, recording and broadcasting system will stop gathering the image of digital exhibition booth;
. method 3, artificial assist control recorded broadcast main frame makes it to stop automatic recorded broadcast state, is in manual state of a control, and state switches manually then, recording and broadcasting system is switched to gather the digital exhibition booth of output image;
. method 4, at equipment itself or continuous one " triggering softwares " of main frame installation such as computer or blank/interactive television patterns, when needing to gather video, when teacher's rolling mouse, operation keyboard, " triggering software " will catch mouse, KeyEvent, and send to recording and broadcasting system by network and to gather the order that computer, blank, interactive television show, recording and broadcasting system will be gathered the image of the said equipment of exporting this moment.
From above two several classrooms VGA image teaching perturbation recording methods as can be seen, only reach automanual level in collection of VGA picture signal and output facet prior art, and intelligent not enough, there is following weakness:
When using artificial triggering method,, must change the person's of giving lessons use habit, influence teaching fluency for the mode that cooperates recording and broadcasting system VGA to gather; Increase the difficulty that equipment uses, strengthened the use training amount of equipment; If forget trigger action, the careless omission that then can cause VGA to gather influences the recorded broadcast effect.
Use artificial triggering method, fail to finish the full automation of recorded broadcast equipment, the equipment of accomplishing is served the people; And become artificial device service.
The automaticity deficiency needs the configuration special messenger to carry out assist control, wasting manpower and material resources.
Be difficult for accepting, be difficult to promote; Adorn software in the notebook as if carrying the person of giving lessons, very awkward, be difficult for accepting.
Lack perspectively, fail to accomplish device independent, can't gather the VGA picture signal of non-traditional equipment output, for example based on the VGA picture signal of the panel computer output of linux, iOs, Andriod operating system; The equipment effect of causing may not be brought into play fully, the validity of influence investment.
The utility model content
At above technical problem, the utility model is applicable to the full-automatic camera device of classroom instruction, it is characterized in that: described device comprises recorded broadcast main frame, strategy controller, video distributor, display, teacher's camera, student's camera, VGA image signal source, voice receiver.The recorded broadcast main frame is connected by RS232 with strategy controller.The VGA image signal source connects the recorded broadcast main frame through video distributor more earlier through strategy controller.Display links to each other with video distributor, and teacher's camera, student's camera are connected by Camlink interface, RS485 with the recorded broadcast main frame respectively, and voice receiver is connected with the audio interface of recorded broadcast main frame.
When shooting with video-corder beginning, the recorded broadcast main frame is judged teacher, student, VGA three road image states.When teacher, no student speech, VGA image no change are arranged on the dais, production teacher's video flowing and audio collection a second.Received that in this process the student makes a speech or the vicissitudinous signal of VGA image, then stopped producing teacher's video flowing, returned three road images and judge.
When the student makes a speech, production student's video flowing and audio collection b second.Receiving in this process has teacher or the vicissitudinous signal of VGA image on the dais, then ignore signal, till b time second arrives, returns three road images and judges.
When not having teacher, no student speech on the dais, when the VGA image changes, starting that VGA picture signal stream is gathered and audio collection c second.In this process, receive the signal that the student makes a speech, stop to gather the VGA picture signal, return three road images and judge.
When not having teacher, no student speech, VGA image no change on the dais, VGA image no change surpasses m second, starts VGA picture signal stream and gathers, and production n finishes after second to shoot with video-corder automatically.
The present invention has realized following technique effect:
. the collection of recorded broadcast device VGA picture signal have with by the collecting device operating system independent, no longer needed to install " triggering software " by collection terminal, the also unmatchful specific limited of manipulating, the acquired signal source no longer is confined to the operating system based on Windows, can support known, unknown operating system, includes but not limited to: Windows, or Linux, or Android, or WebOS, or Meego.
. the collection of recorded broadcast device VGA picture signal has and by the collecting device independence, as long as by collecting device the VGA interface is arranged, no matter energy outputting VGA standard signal is that smart machine or unintelligent device all can be gathered output automatically; For example: exhibition booth, or PC, or panel computer, or touch-control TV.
. do not change the custom of operating equipment, the user need not carry out specific additional operations action or particular requirement in order to cooperate recording and broadcasting system to gather the outputting VGA image; Also need not artificial auxiliary operation.
Use this teaching, training recorded broadcast device, the time begins to record at school, and whole process need not manual intervention and on duty, has realized automatically shooting with video-corder the classroom instruction overall process.Compare with traditional recording method, automaticity of the present invention is high, operates extremely easyly, has guaranteed the normalization of teaching, recorded broadcast, has solved the technical problem that the VGA image is gathered automatically in the full-automatic Camcording system of classroom instruction.
Description of drawings
Figure 1 shows that teaching, training recorded broadcast device block diagram.
Embodiment
Technical purpose and technique effect for describing technology contents of the present utility model, architectural feature, realization in detail are elaborated below in conjunction with drawings and embodiments.
Embodiment 1: a kind of full-automatic camera device that is applicable to classroom instruction, comprise recorded broadcast main frame 1, strategy controller 2, video distributor 3, display 4, teacher's camera 5, student's camera 6, VGA image signal source 7, voice receiver 8, recorded broadcast main frame 1 and strategy controller 2 are connected by RS232, VGA image signal source 7 is through strategy controller 2, video distributor 3 connects recorded broadcast main frame 1, teacher's camera 5, student's camera 6 passes through the Camlink interface with recorded broadcast main frame 1 respectively, RS485 connects, display 4 links to each other with video distributor 3, and voice receiver 8 is connected with the audio interface of recorded broadcast main frame 1.
Teacher's camera 5 and student's camera 6 specifications are the D70 of Sony company type camera.Resolving power 460 lines.Can realize 18 Zoom Lens and 12 multiple word zooms.This camera shift angle :-170 degree are to+170 degree, maximal translation speed: 100 degree/seconds.This camera angle of inclination :-30 degree are to+90 degree, maximum inclination speed: 90 degree/seconds.
The model that video distributor adopts Guangzhou to step square company of Talkweb is the product of MT-1502.
Adopting the model of Britain Datapath company in the recorded broadcast main frame 1 is the capture card of VisionRGB-E1.This capture card is a PCI-Express single channel RGB/DVI capture card, peak data transfer rate is per second 480MB, maximum analog rgb acquisition resolution is 2048 x, 1536 x 24bit, and maximum DVI acquisition resolution is 1920 x, 1080 x 24bit.
The model of strategy controller 2 Chinese sheath or bow case companies is HT-CCVS10.。
It is the mainboard of P8P67 that recorded broadcast main frame 1 mainboard adopts the model of HuaShuo Co., Ltd, and plate carries RS232.It is four core processors of i5-750 that master cpu adopts the model of Intel Company, dominant frequency 2.4GHz, and LGA 1156 interfaces, the 128KB level cache, the 1MB L2 cache, three grades of buffer memorys of 8MB, adopting the model of Kingston company on the mainboard is the DDR internal memory of 2G.The model that is equipped with ATI company on the mainboard is 4650 video adapter, video memory 128MB.
The built-in Windows XP of recorded broadcast main frame professional version
The above; it only is preferred embodiment of the present utility model; be not to be qualification to the utility model protection range; so long as employing the technical solution of the utility model; perhaps only be any conventional the modification or equivalent variations that to make by those of ordinary skill in the art, all fall among the utility model scope required for protection.
Claims (2)
1. full-automatic camera device that is applicable to classroom instruction, it is characterized in that: described device comprises recorded broadcast main frame (1), strategy controller (2), video distributor (3), display (4), teacher's camera (5), student's camera (6), VGA image signal source (7), voice receiver (8), recorded broadcast main frame (1) is connected by RS232 with strategy controller (2), VGA image signal source (7) is through strategy controller (2), video distributor (3) connects recorded broadcast main frame (1), teacher's camera (5), student's camera (6) passes through the Camlink interface with recorded broadcast main frame (1) respectively, RS485 connects, display (4) links to each other with video distributor (3), and voice receiver (8) is connected with the audio interface of recorded broadcast main frame (1).
2. a kind of full-automatic camera device that is applicable to classroom instruction according to claim 1, it is characterized in that: teacher's camera (5) and student's camera (6) specification are the D70 of Sony company type camera, and strategy controller (2) is the model HT-CCVS10 capture card of Chinese sheath or bow case company.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201009166U CN202050500U (en) | 2011-04-08 | 2011-04-08 | Recording and broadcasting device for teaching and training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201009166U CN202050500U (en) | 2011-04-08 | 2011-04-08 | Recording and broadcasting device for teaching and training |
Publications (1)
| Publication Number | Publication Date |
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| CN202050500U true CN202050500U (en) | 2011-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201009166U Expired - Fee Related CN202050500U (en) | 2011-04-08 | 2011-04-08 | Recording and broadcasting device for teaching and training |
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| CN (1) | CN202050500U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547248A (en) * | 2012-02-03 | 2012-07-04 | 深圳锐取信息技术股份有限公司 | Multi-channel real-time monitoring single-video-file recording method |
| CN103428441A (en) * | 2013-05-27 | 2013-12-04 | 王�锋 | Course recording method and course recording device used for on-line teaching |
| CN103777643A (en) * | 2012-10-23 | 2014-05-07 | 北京网动网络科技股份有限公司 | Automatic camera tracking system based on image positioning and tracking method |
| CN104410834A (en) * | 2014-12-04 | 2015-03-11 | 重庆晋才富熙科技有限公司 | Intelligent switching method for teaching videos |
| CN104660971A (en) * | 2013-11-25 | 2015-05-27 | 上海捷视科技有限公司 | Handheld radio microphone video acquisition and positioning system |
| CN106063289A (en) * | 2014-02-19 | 2016-10-26 | 三星电子株式会社 | Method for creating a content and electronic device thereof |
| CN111813534A (en) * | 2019-04-10 | 2020-10-23 | 北京华科飞扬科技股份公司 | Method for reducing CPU occupancy rate in intelligent recording and broadcasting |
-
2011
- 2011-04-08 CN CN2011201009166U patent/CN202050500U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547248A (en) * | 2012-02-03 | 2012-07-04 | 深圳锐取信息技术股份有限公司 | Multi-channel real-time monitoring single-video-file recording method |
| CN102547248B (en) * | 2012-02-03 | 2014-03-26 | 深圳锐取信息技术股份有限公司 | Multi-channel real-time monitoring single-video-file recording method |
| CN103777643A (en) * | 2012-10-23 | 2014-05-07 | 北京网动网络科技股份有限公司 | Automatic camera tracking system based on image positioning and tracking method |
| CN103428441A (en) * | 2013-05-27 | 2013-12-04 | 王�锋 | Course recording method and course recording device used for on-line teaching |
| CN104660971A (en) * | 2013-11-25 | 2015-05-27 | 上海捷视科技有限公司 | Handheld radio microphone video acquisition and positioning system |
| CN106063289A (en) * | 2014-02-19 | 2016-10-26 | 三星电子株式会社 | Method for creating a content and electronic device thereof |
| CN106063289B (en) * | 2014-02-19 | 2019-09-13 | 三星电子株式会社 | Create the method and its electronic device of content |
| CN104410834A (en) * | 2014-12-04 | 2015-03-11 | 重庆晋才富熙科技有限公司 | Intelligent switching method for teaching videos |
| CN111813534A (en) * | 2019-04-10 | 2020-10-23 | 北京华科飞扬科技股份公司 | Method for reducing CPU occupancy rate in intelligent recording and broadcasting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20130408 |