CN104735416A - Tracking camera, record information acquisition processing live broadcast network teaching system - Google Patents
Tracking camera, record information acquisition processing live broadcast network teaching system Download PDFInfo
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- CN104735416A CN104735416A CN201510145685.3A CN201510145685A CN104735416A CN 104735416 A CN104735416 A CN 104735416A CN 201510145685 A CN201510145685 A CN 201510145685A CN 104735416 A CN104735416 A CN 104735416A
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Abstract
The invention discloses a tracking camera, record information acquisition processing live broadcast network teaching system. The tracking camera, record information acquisition processing live broadcast network teaching system comprises a field acquisition layer, a central management layer and a user experience layer, wherein the field acquisition layer is provided with a plurality of main broadcast classrooms, the main broadcast classrooms are communicated with the central management layer through a local area network, and each main broadcast classroom is provided with a teacher automatic tracking camera system, a student scene high-speed location camera system and a classroom panorama camera; the central management layer is provided with a courseware real-time recording system, a class synchronous live broadcast system and a video-on-demand release system, the central management layer is operated and controlled by management workers, the central management workers convey to the user experience layer through the internet, and the user experience layer comprises branch classrooms or terminal PCs. The tracking camera, record information acquisition processing live broadcast network teaching system automatically generates a teaching live scene while teachers teach on the scene, a valuable teaching live scene of a course is generated and live broadcasted and stored in a streaming media mode at the same time for broad teachers, students and administrators to watch in real time, and after-class video-on-demand, watching and studying are achieved.
Description
Technical field
The present invention relates to Digital Teaching technical field, specifically belong to and follow the tracks of shooting, recorded message acquisition process Living Network tutoring system.
Background technology
The process that the process of education is not only a simple knowledge-transference and explains and publicises, religion and itself are also the processes of a Knowledge Creation and reprocessing.The process of personally instructing of teacher is education core business.Three emphasis indispensable in the informationalized process of education core business: first will accomplish that teacher personally instructs the informationization of process; Second informationization will accomplishing classroom interactions; 3rd will accomplish that education activities normalization is information-based.Teacher personally instructs can continual knowledge source and information source as one, how automation can remain, remains in real time, and allow it that latest network Techno-sharing can be utilized to use; Superfine course construction is the important component part of college quality and reform in education engineering, the Ministry of Education of the state requires the Classic Course whole process video recording online in two or three years realizing course, be intended to make full use of master's name and teach advanced teaching efficiency, train a collection of key ranks of teachers, realize outer high quality resource-sharing in the school; A large amount of video recordings of school's Classic Course, are also applied to Curriculum Evaluation, teaching demonstration, teacher training, forum's faithful record, master classroom, student's point class, comment class, rebuilding course, functional assessment appraise and choose excellent.Curriculum Resource Construction has become the up-to-date problem problem of each school Teaching Building naturally, because this proposes stern challenge to record class technology, network technology, record class cost, editor's timeliness, technology often plays a crucial role at this moment.The full-automatic recording system of course, introduces to the market, means the informationization of core of education business, means that China's education skill climbs up brand-new step---and education skill is centered by course construction.Existing numeral teaching, in education of middle and primary schools, except widely used equipment has tape recorder, wall chart, picture and text card etc., also occurred sound pointer, namely read although namely sound pointer can be put, and pronunciation accurately, easy to use, comparatively vivid in conjunction with wall chart, but its function singleness, be still difficult to realize comprehensively learning alternately and comprehensively to use in teaching process; The teaching auxiliary systems such as existing multimedia, Digital Teaching and voice room, usually simple teaching task can only be completed, and cannot record a video to the behavior tracking of the center people of education activities automatically, students' participation beyond classroom more can not be made to education activities.
Summary of the invention
For the problems referred to above, the object of this invention is to provide and followed the tracks of shooting, recorded message acquisition process Living Network tutoring system, automatically teaching live video is generated while giving lessons on the spot teacher, intactly record the activity of teacher in giving lessons, not only comprise teaching on-the-spot circumstance, also comprise any courseware that teacher in process uses, and them according to the time occurred, sequentially, smooth editing, automatically edit; Generate the valuable live video of giving lessons of this course, simultaneously in the streaming media in a network live, save, watch in real time for numerous teachers and students, manager, program request is after class seen and is ground.
The technical solution used in the present invention is as follows:
Follow the tracks of shooting, recorded message acquisition process Living Network tutoring system, comprise collection in worksite layer, centralized management layer is experienced layer building with user and become, collection in worksite layer has multiple distance delivery classroom, multiple distance delivery classroom is communicated to centralized management layer by local area network (LAN), and each distance delivery classroom is all established and is laid with teacher's automatically tracking video taking system, student's scene high speed positioning shooting system and classroom panoramic camera; Centralized management layer is provided with courseware real-time recording system, classroom live broadcasting system, program request delivery system, and controlled by manager works, centralized management staff is transported to user by the Internet and experiences layer, and user experiences layer and comprises point classroom or terminal PC; Described centralized management layer is provided with Classic Course intelligence director system, Classic Course intelligence director system is provided with teaching scene information processing module, the scene shot that reception process teacher automatically tracking video taking system, student's scene high speed positioning shooting system, classroom panoramic camera are sent is analyzed, whether trigger the processing policy that scene shot switches, and judge whether that perform which kind of scene shot switches, and message will be sent to courseware real-time recording system processing module, then system returns teaching state; High definition sound processing system is also provided with in described Classic Course intelligence director system, various module is provided with in Classic Course intelligence director system, as required real-time monitoring is carried out to the scene in classroom, when teacher is back to when writing writing on the blackboard from motion tracking camera ball machine, main output signal automatically can be switched to special writing on the blackboard video camera by Classic Course intelligence director system immediately, provide blackboard feature position, clearly the writing on the blackboard of teacher is filmed, by thus reach high definition writing on the blackboard recording result.
Described teacher's automatically tracking video taking system, comprise from motion tracking camera ball machine and wireless audio reception machine, described is arranged at end face centre position, classroom from motion tracking camera ball machine, wireless audio reception machine is integrated in wireless microphone, worn by teacher, full intelligent-tracking camera ball machine automatically identifies and is carried on the target of teacher with it in wireless microphone, locks moving target teacher immediately for tracing object, can carry out omnibearing tracking when receiving signal.
Described teacher's automatically tracking video taking system is also provided with fixed sensor, fixed sensor is arranged at below classroom blackboard, the region that intelligent-tracking video camera and fixed sensor two borders are formed, for signal acting in conjunction district, even if close the signal projector on portable microphone in this region, or the communication intercepting between inductor that ball machine and teacher carry, camera ball machine also can carry out target following according to the signal of the fixed sensor received, and carry out the tracking effect of complementary teacher when dais regional movement with this, make it to be tending towards perfect.
Compared with the prior art, beneficial effect of the present invention is as follows:
The present invention automatically generates teaching live video while giving lessons on the spot teacher, intactly record the activity of teacher in giving lessons, not only comprise teaching on-the-spot circumstance, also comprise any courseware that in process, teacher uses, and they according to occur time, sequentially, smooth editing, automatically edit; Generate the valuable live video of giving lessons of this course, simultaneously in the streaming media in a network live, save, watch in real time for numerous teachers and students, manager, program request is after class seen and is ground.
Accompanying drawing explanation
Fig. 1 is system configuration schematic diagram of the present invention;
Fig. 2 is distance delivery classroom internal placement schematic diagram in collection in worksite layer of the present invention;
Fig. 3 is teacher's automatically tracking video taking system schematic diagram of the present invention.
Embodiment
See accompanying drawing, 1 student's scene high speed located camera in accompanying drawing 2,2 blackboards, 3 teachers wear microphone, 4, classroom panoramic camera, 5 student seats, 6 are from motion tracking camera ball machine, 7 loud speakers, 8 fixed sensors, 9 projection cloths
Follow the tracks of shooting, recorded message acquisition process Living Network tutoring system, comprise collection in worksite layer, centralized management layer is experienced layer building with user and become, collection in worksite layer has multiple distance delivery classroom, multiple distance delivery classroom is communicated to centralized management layer by local area network (LAN), and each distance delivery classroom is all established and is laid with teacher's automatically tracking video taking system, student's scene high speed positioning shooting system and classroom panoramic camera; Centralized management layer is provided with courseware real-time recording system, classroom live broadcasting system, program request delivery system, and controlled by manager works, centralized management staff is transported to user by the Internet and experiences layer, and user experiences layer and comprises point classroom or terminal PC; Described centralized management layer is provided with Classic Course intelligence director system, Classic Course intelligence director system is provided with teaching scene information processing module, the scene shot that reception process teacher automatically tracking video taking system, student's scene high speed positioning shooting system, classroom panoramic camera are sent is analyzed, whether trigger the processing policy that scene shot switches, and judge whether that perform which kind of scene shot switches, and message will be sent to courseware real-time recording system processing module, then system returns teaching state; High definition sound processing system is also provided with in described Classic Course intelligence director system.Classic Course intelligence director system is provided with teaching scene information processing module, the scene shot that reception process teacher automatically tracking video taking system, student's scene high speed positioning shooting system, classroom panoramic camera are sent is analyzed, whether trigger the processing policy that scene shot switches, and judge whether that perform which kind of scene shot switches, and message will be sent to courseware real-time recording system processing module, then system returns teaching state; Described teacher's automatically tracking video taking system, comprise from motion tracking camera ball machine and wireless audio reception machine, described is arranged at end face centre position, classroom from motion tracking camera ball machine, wireless audio reception machine is integrated in wireless microphone, worn by teacher, full intelligent-tracking camera ball machine automatically identifies and is carried on the target of teacher with it in wireless microphone, locks moving target teacher immediately for tracing object, can carry out omnibearing tracking when receiving signal; Various module is provided with in Classic Course intelligence director system, as required real-time monitoring is carried out to the scene in classroom, when teacher is back to when writing writing on the blackboard from motion tracking camera ball machine, main output signal automatically can be switched to special writing on the blackboard video camera by Classic Course intelligence director system immediately, provide blackboard feature position, clearly the writing on the blackboard of teacher is filmed, by thus reach high definition writing on the blackboard recording result; Described courseware real-time recording system, is responsible for the next audio-video signal of real-time reception front end camera system collection and VGA signal, and finally synthesizes the streaming media courseware meeting SCORM1.2 standard that both pictures and texts are excellent.Teacher's automatically tracking video taking system is also provided with fixed sensor, fixed sensor is arranged at below classroom blackboard, the region that intelligent-tracking video camera and fixed sensor two borders are formed, for signal acting in conjunction district, even if close the signal projector on portable microphone in this region, or the communication intercepting between inductor that ball machine and teacher carry, camera ball machine also can carry out target following according to the signal of the fixed sensor received, and carry out the tracking effect of complementary teacher when dais regional movement with this, make it to be tending towards perfect.As the core of video and audio acquisition process and switching controls, complete intelligent instructor in broadcasting's machine serves vital effect.It is responsible for switching between multi-channel video and auto-returned controls, teacher only needs to trigger remote control induction installation in good time, instructor in broadcasting's machine, according to the switching between multiple signals and auto-returned control strategy, sends rapidly corresponding instruction, and corresponding video caught by the camera ball machine of commander's correspondence.Being a teacher, going to faces the platform in the middle of student says class hour, and picture can be automatically switched to teacher front by director system intelligently, can not take the bad pictures such as teacher back; Be a teacher when walking back dais switchback teacher key frame automatically again; And being a teacher when going to side, dais, picture can switch to whole dais (comprise front 3 row students and pay attention to the class scene) in good time; When student makes a speech, instructor in broadcasting's machine can realize the switching shooting between presetting bit, the high speed can carried out between student's panorama, subregion feature, individual student feature position switches, student's picture each on classroom is filmed clearly, have and race to be the first to answer a question function, truly completely manifest speech sight, show the content of teachers and students' classroom communication.In recording process, the computer dynamic screen of teacher can be switched to video pictures in good time, can the required duration switched of free setting.After shooting key frame is switched to student or whole dais panorama by teacher, system can return teacher's picture under three kinds of modes: teacher's initiatively switchback; Automatic switchback during operation of teacher computer; Switchback automatically within the time of setting.Had complete intelligent director system, just more vivid, scene switches flexibly, picture coordinates smooth to record the Teaching video recording that generates like this, nor the meeting sense that a presumptuous guest usurps the role of the host.Courseware real-time recording system adopts current network flow-medium core technology the most advanced in the world, give full play to existing network bandwidth condition, like a cork classroom instruction process can be generated with most convenient means recording efficiently the Web-based MCAI being adapted at network transmits, thus form of paramount importance shared resource part in whole system; Courseware real-time recording system is mainly used in the process of giving lessons the Real-time Collection of the teaching material information such as teacher, student, multimedia courseware (dynamic content such as video image, flash file), Computer for teachers operating process, video presenter, DVD image and recording, synchronous recording and network real-time live broadcast, the complete playback in class religion audio and video files file, classroom can be met, the long-range demand of viewing and emulating and leading online evaluation of other student.
Claims (3)
1. follow the tracks of shooting, recorded message acquisition process Living Network tutoring system, it is characterized in that: comprise collection in worksite layer, centralized management layer is experienced layer building with user and become, collection in worksite layer has multiple distance delivery classroom, multiple distance delivery classroom is communicated to centralized management layer by local area network (LAN), and each distance delivery classroom is all established and is laid with teacher's automatically tracking video taking system, student's scene high speed positioning shooting system and classroom panoramic camera; Centralized management layer is provided with courseware real-time recording system, classroom live broadcasting system, program request delivery system, and controlled by manager works, centralized management staff is transported to user by the Internet and experiences layer, and user experiences layer and comprises point classroom or terminal PC; Described centralized management layer is provided with Classic Course intelligence director system, Classic Course intelligence director system is provided with teaching scene information processing module, the scene shot that reception process teacher automatically tracking video taking system, student's scene high speed positioning shooting system, classroom panoramic camera are sent is analyzed, whether trigger the processing policy that scene shot switches, and judge whether that perform which kind of scene shot switches, and message will be sent to courseware real-time recording system processing module, then system returns teaching state; High definition sound processing system is also provided with in described Classic Course intelligence director system.
2. tracking shooting according to claim 1, recorded message acquisition process Living Network tutoring system, it is characterized in that: described teacher's automatically tracking video taking system, comprise from motion tracking camera ball machine and wireless audio reception machine, described is arranged at end face centre position, classroom from motion tracking camera ball machine, wireless audio reception machine is integrated in wireless microphone, worn by teacher, full intelligent-tracking camera ball machine automatically identifies and is carried on the target of teacher with it in wireless microphone, moving target teacher is locked immediately for tracing object when receiving signal, omnibearing tracking can be carried out.
3. tracking shooting according to claim 1 and 2, recorded message acquisition process Living Network tutoring system, is characterized in that: described teacher's automatically tracking video taking system is also provided with fixed sensor, and fixed sensor is arranged at below classroom blackboard.
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| CN104900095A (en) * | 2015-07-03 | 2015-09-09 | 安徽状元郎电子科技有限公司 | High-speed positioning camera system for student scene |
| CN104933909A (en) * | 2015-07-03 | 2015-09-23 | 安徽状元郎电子科技有限公司 | A fully intelligent broadcasting instructing system |
| CN104994348A (en) * | 2015-07-03 | 2015-10-21 | 安徽状元郎电子科技有限公司 | Classroom panoramic image pickup system |
| CN105528922A (en) * | 2016-01-20 | 2016-04-27 | 斯文有传数字科技（北京）有限公司 | Teaching system used for curriculum multimedia recording and Internet video direct broadcasting, and usage method thereof |
| CN106127632A (en) * | 2016-06-16 | 2016-11-16 | 北京数智源科技股份有限公司 | Teacher training manages platform |
| CN106454200A (en) * | 2016-08-10 | 2017-02-22 | 惠州紫旭科技有限公司 | Video interaction method and video interaction system based on scene switching |
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| CN109118856A (en) * | 2017-06-22 | 2019-01-01 | 格局商学教育科技（深圳）有限公司 | A kind of network direct broadcasting interactive teaching and learning system and method |
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| CN109817038A (en) * | 2019-01-07 | 2019-05-28 | 北京汉博信息技术有限公司 | Simultaneous classroom system |
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| CN104933909A (en) * | 2015-07-03 | 2015-09-23 | 安徽状元郎电子科技有限公司 | A fully intelligent broadcasting instructing system |
| CN104994348A (en) * | 2015-07-03 | 2015-10-21 | 安徽状元郎电子科技有限公司 | Classroom panoramic image pickup system |
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| CN105528922A (en) * | 2016-01-20 | 2016-04-27 | 斯文有传数字科技（北京）有限公司 | Teaching system used for curriculum multimedia recording and Internet video direct broadcasting, and usage method thereof |
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| CN106997695A (en) * | 2016-01-26 | 2017-08-01 | 深圳市正谱科技有限公司 | A kind of new cloud education intelligence system |
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| CN111754830A (en) * | 2020-07-07 | 2020-10-09 | 广西师范大学漓江学院 | Interactive teaching instrument for vocal music teaching |
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Application publication date: 20150624 |