CN103702090A - Multifunctional video system and operating method thereof - Google Patents
Multifunctional video system and operating method thereof Download PDFInfo
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- CN103702090A CN103702090A CN201410005308.5A CN201410005308A CN103702090A CN 103702090 A CN103702090 A CN 103702090A CN 201410005308 A CN201410005308 A CN 201410005308A CN 103702090 A CN103702090 A CN 103702090A
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Abstract
The invention discloses a multifunctional video system and an operating method thereof. Various video resources, such as audio and video recorded by standardized electronic examination rooms, security video monitoring in a campus, classroom records and video conferences can be fused to form an integrated streaming media resource system. Meanwhile, system mode switching service can be provided for a user terminal, different system modes can be switched according to time and actual requirements, so that a big video resource pool is formed; different types of streaming media information is provided according to requirements of different time, different scenes and different functions, so that the reusability of front-end equipment is greatly improved, one machine has multiple purposes, the cost is reduced, and the working efficiency of users is improved. Moreover, the system can provide rich external interfaces, can meet specific service applications of different user terminals through customized development, is really close to the campus and the users, and meets education and teaching requirements of education integration and multifunctional fusion applications.
Description
Technical field
The present invention relates to a kind of video-signal system, specifically relate to a kind of Multifunctional video system and operation method thereof.
Background technology
Along with scientific and technological progress, numerous video signal information systems root in the campus of higher education, general education at present, and increasing audio & video equipment has also entered in the middle of common classroom.For example, the needed invigilator's video camera in standardized electronic examination hall, pick up facility; Video camera, audio collecting device in recorded broadcast classroom, classroom; Watch-dog in campus in security protection video monitoring system etc.By at religion indoor deployment these equipment, classroom can be transformed into Multifunctional video classroom, but so many equipment but allows classroom user, as the teacher that teaches, the student that listens to the teacher feel uneasy, simultaneously also can be too much take the useful space in classroom.The most important thing is these resources to be carried out in prior art effectively to integrate and utilize, a set of headend equipment can only be single realizes a kind of function, and recorded broadcast classroom, classroom can only be used for realizing the recorded broadcast to teaching process, and cannot realize electronics, patrols the function of examining; The recorded broadcast function to teaching process can only, using in the test period, cannot be realized in standardized electronic examination hall.Moreover the electronics in standardized electronic examination hall patrols test system most of time and is in idle state, and this has also caused the waste of resource to a certain extent.
Be simultaneously standardized electronic examination hall or recording and broadcasting system also or supervisory control system all lack the service application of pressing close to it, cannot realize the maximum using to resource.Under specific environment due to campus, the campus video-signal system of the overwhelming majority is not all realized networking at present, or is only to use among a small circle.But along with attention and the concern of the whole people to education, campus video-signal system not only needs to meet faculty and student's teaching demand, also should meet the head of a family, the demand of social other staff to the understanding of teaching process, supervision.The campus video-signal system of single non-networking does not meet that future education is long-range, cross-region, open development trend.
Summary of the invention
For this reason, technical problem to be solved by this invention is cannot effectively the resources such as video signal information system in classroom be integrated in prior art, thereby propose a kind of as long as at religion indoor deployment a set of video camera, audio collecting device, just can complete patrol examine, a kind of Multifunctional video system and the operation method thereof of the function such as recorded broadcast, daily management.
For solving the problems of the technologies described above, the present invention has adopted following technical scheme.
A Multifunctional video system, comprising:
Headend equipment, is installed in each classroom, for the stream media information that obtains video information and/or the audio-frequency information in classroom and be converted into corresponding format, exports middle-end equipment to;
Described middle-end equipment for receiving the stream media information of described headend equipment output, and sends described stream media information to user terminal under the control of video signal fusion device;
Described video signal fusion device, receives control information and solicited message that described user terminal sends, and the authority of described user terminal is verified;
When the control information of sending with it when the authority of described user terminal is mated, described video signal fusion device is controlled described headend equipment according to described control information and is switched to corresponding mode of operation;
When the solicited message of sending with it when the authority of described user terminal is mated, described video signal fusion device is sent to described middle-end equipment by the solicited message of user terminal described in this, and described middle-end equipment sends corresponding stream media information according to the solicited message of user terminal described in this to user terminal described in this.
Described video signal fusion device is built-in with further:
Classroom recorded broadcast handover module, enters classroom recorded broadcast pattern for controlling described headend equipment, and headend equipment is that stream media information is passed to and in memory device, stores and supply described user terminal to carry out that course is live to be watched by classroom recorded broadcast results conversion;
Electronics patrols examines handover module, for controlling described headend equipment, enters electronics and patrols the pattern of examining, and headend equipment patrols electronics that to examine results conversion be that stream media information is passed to store and supply described user terminal to carry out examination hall in described memory device and monitors in real time;
Basic monitoring handover module, enters basic monitoring mode for controlling described headend equipment, and headend equipment is converted to stream media information by monitored results and is passed to store and supply described user terminal to carry out daily security in described memory device and monitors in real time.
Described video signal fusion device is also built-in with further:
Curriculum schedule administration module, is used for curriculum schedule to be synchronized in described video signal fusion device, and classroom recorded broadcast pattern is opened or closed to described video signal fusion device automatically according to the corresponding time in described curriculum schedule;
Examination schedule administration module, is synchronized to Examination schedule table in described video signal fusion device, and described video signal fusion device was automatically opened or closed electronics and patrol the pattern of examining according to the corresponding time in described Examination schedule table.
Described middle-end equipment comprises further:
Streaming media server, for the classroom recorded broadcast pattern in the situation that, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described streaming media server and is sent it to corresponding described user terminal.
Described middle-end equipment also comprises further:
Supervising device, for patrol the pattern of examining and basic monitoring mode at electronics in the situation that, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described supervising device and is sent it to corresponding described user terminal.
Described video signal fusion device is also built-in with further:
Course point broadcasting module, has the request of the described user terminal of program request authority for basis, described streaming media server is inquired about the classroom recorded broadcast result of described user terminal requests program request and play from described memory device.
An operation method for Multifunctional video system, comprises the steps:
S1: receive the control information that user terminal sends, the authority of described user terminal is verified;
When the control information of sending with it when the authority of described user terminal is mated, video signal fusion device is controlled headend equipment according to described control information and is switched to corresponding mode of operation;
S2: the stream media information that described headend equipment obtains video information and/or the audio-frequency information in classroom and is converted into corresponding format exports middle-end equipment to;
S3: receive the solicited message that described user terminal sends, the authority of described user terminal is verified;
When the solicited message of sending with it when the authority of described user terminal is mated, described video signal fusion device is sent to described middle-end equipment by the solicited message of user terminal described in this, and described middle-end equipment sends corresponding stream media information according to the solicited message of user terminal described in this to user terminal described in this.
Described step S1 also comprises the steps: further
Control described headend equipment and enter classroom recorded broadcast pattern, and be that stream media information is passed to and in memory device, stores and supply described user terminal to carry out that course is live to be watched by classroom recorded broadcast results conversion;
Control described headend equipment and enter electronics and patrol the pattern of examining, and electronics is patrolled to examine results conversion be that stream media information is passed to store and supply described user terminal to carry out examination hall in described memory device and monitors in real time;
Control described headend equipment and enter basic monitoring mode, and monitored results is converted to stream media information is passed to store and supply described user terminal to carry out daily security in described memory device and monitors in real time.
Described step S1 also comprises the steps: further
Curriculum schedule is synchronized in described video signal fusion device, and classroom recorded broadcast pattern is opened or closed to described video signal fusion device automatically according to the corresponding time in curriculum schedule;
Examination schedule table is synchronized in described video signal fusion device, and described video signal fusion device was automatically opened or is closed electronics and patrol the pattern of examining according to the corresponding time in Examination schedule table.
Described step S3 also comprises further:
The in the situation that of classroom recorded broadcast pattern, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described streaming media server and is sent it to corresponding described user terminal.
Described step S3 also comprises further:
In the situation that electronics patrols the pattern of examining and basic monitoring mode, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described supervising device and is sent it to corresponding described user terminal.
Described step S3 also comprises further:
According to the request that has the described user terminal of program request authority, described streaming media server is inquired about the classroom recorded broadcast result of described user terminal requests program request and is play from described memory device.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) a kind of Multifunctional video system of the present invention and operation method thereof, described video signal fusion device can merge various video signal resources, as audio frequency that in standardized electronic examination hall, campus, security protection video monitoring, classroom recorded broadcast, video conference etc. are recorded, video etc. resource, greatly strengthened the durability of headend equipment, accomplish a tractor serves several purposes, form integrated, comprehensive stream media information system.Greatly alleviated the maintenance load in later stage, saved construction cost simultaneously.
(2) a kind of Multifunctional video system of the present invention and operation method thereof, can be user terminal system pattern handed over service is provided, can switch different system patterns according to time and actual needs, thereby form a large video signal resource pool, according to different time, different scenes, what difference was functional need to provide dissimilar stream media information, the application of curriculum schedule administrative unit and Examination schedule administrative unit can the hommization more so that switching of system pattern becomes, intelligent, the campus teaching of more fitting actual and the needs of management, improved user's operating efficiency.
(3) a kind of Multifunctional video system of the present invention and operation method thereof, the headend equipment unified integrations such as audio frequency and video in classroom are got up, adaptation by agreement and coded system offers the different application being integrated in united portal, then is pushed to different user terminals by these application.And system can provide abundant external interface, by customized development, can meet the specific service application of different user terminals, really press close to campus, be close to the users, realized the education and instruction demand of educating integrated and multi-functional fusion application.
Accompanying drawing explanation
For content of the present invention is more likely to be clearly understood, below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structure chart of the Multifunctional video system described in a kind of embodiment;
Fig. 2 is the operation method flow chart of the Multifunctional video system described in a kind of embodiment.
Embodiment
embodiment 1
Below in conjunction with 1 pair of the present embodiment of accompanying drawing, be specifically described, described a kind of Multifunctional video system, comprising:
Headend equipment, is installed in each classroom, for the stream media information that obtains video information and/or the audio-frequency information in classroom and be converted into corresponding format, exports middle-end equipment to;
Described middle-end equipment for receiving the stream media information of described headend equipment output, and sends described stream media information to user terminal under the control of video signal fusion device;
Described video signal fusion device, receives control information and solicited message that described user terminal sends, and the authority of described user terminal is verified;
When the control information of sending with it when the authority of described user terminal is mated, described video signal fusion device is controlled described headend equipment according to described control information and is switched to corresponding mode of operation;
When the solicited message of sending with it when the authority of described user terminal is mated, described video signal fusion device is sent to described middle-end equipment by the solicited message of user terminal described in this, and described middle-end equipment sends corresponding stream media information according to the solicited message of user terminal described in this to user terminal described in this.
Described headend equipment includes but not limited to video camera, high definition recorded broadcast main frame, pick-up etc., and described user terminal includes but not limited to PC, mobile phone, panel computer.Described different mode of operation includes but not limited to that classroom recorded broadcast pattern, electronics patrol the pattern of examining, basic monitoring mode, and those skilled in the art should know.When in classroom recorded broadcast pattern, conventionally only the audio/video information of school session Faculty and Students need to be preserved, and now except seeing the personnel of this live course, other staff do not need to see these audio/video informations; When patrolling in electronics while examining pattern, conventionally whole examination procedural information need to be recorded, simultaneously except patrolling the personnel of examining, all other men person should not see the content that examination is relevant; When in basic monitoring mode, now generally only need security or rear service personnel need to browse corresponding video.In order to guarantee the actual demand of different user, be provided with described video signal fusion device.While being user terminal login system, first want authentication of users authority, have the user of corresponding authority just can operate accordingly.The setting of described video signal fusion device has not only met different user to the distribution of resource and user demand, has also guaranteed to a certain extent fail safe when resource is used simultaneously.
A kind of Multifunctional video system described in the present embodiment, described video signal fusion device can merge various video signal resources, as audio frequency that in standardized electronic examination hall, campus, security protection video monitoring, classroom recorded broadcast, video conference etc. are recorded, video etc. resource, greatly strengthened the durability of headend equipment, accomplish a tractor serves several purposes, form integrated, comprehensive stream media information system.Greatly alleviated the maintenance load in later stage, saved construction cost simultaneously.
Described video signal fusion device is built-in with:
Classroom recorded broadcast handover module, enters classroom recorded broadcast pattern for controlling described headend equipment, and is that stream media information is passed to and in memory device, stores and supply described user terminal to carry out that course is live to be watched by classroom recorded broadcast results conversion;
Electronics patrols examines handover module, enters electronics and patrols the pattern of examining, and electronics is patrolled to examine results conversion be that stream media information is passed to store and supply described user terminal to carry out examination hall in described memory device and monitors in real time for controlling described headend equipment;
Basic monitoring handover module, enters basic monitoring mode for controlling described headend equipment, and monitored results is converted to stream media information is passed to store and supply described user terminal to carry out daily security in described memory device and monitors in real time.
A kind of Multifunctional video system described in the present embodiment, can be user terminal system pattern handed over service is provided, can switch different system patterns according to time and actual needs, thereby form a large video signal resource pool, according to different time, different scene, different functions, need to provide dissimilar streaming media resource, the application of curriculum schedule administration module and Examination schedule administration module can hommization more, intellectuality so that the switching of system pattern becomes, the campus teaching of more fitting actual and the needs of management, improved user's operating efficiency.
Described video signal fusion device is also built-in with:
Curriculum schedule administration module, is used for curriculum schedule to be synchronized in described video signal fusion device, and classroom recorded broadcast pattern is opened or closed to described video signal fusion device automatically according to the corresponding time in curriculum schedule;
Examination schedule administration module, is synchronized to Examination schedule table in described video signal fusion device, and described video signal fusion device was automatically opened or closed electronics and patrol the pattern of examining according to the corresponding time in Examination schedule table.
Described curriculum schedule administration module and described Examination schedule administration module are the use modules of setting according to this specific environment of school, combine the actual user demand of teaching.But those skilled in the art should know, include but not limited to this two modules herein, other apparent changes are also within the protection range of the present embodiment.
Described middle-end equipment comprises:
Streaming media server, for the classroom recorded broadcast pattern in the situation that, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described streaming media server and is sent it to corresponding described user terminal.
Described middle-end equipment also comprises:
Supervising device, for patrol the pattern of examining and basic monitoring mode at electronics in the situation that, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described supervising device and is sent it to corresponding described user terminal.
Well-known described classroom recorded broadcast pattern not only needs video camera to take the teaching affairs in classroom, also need Real-time Collection audio-frequency information simultaneously, and the relevant audio/video information of teaching such as teaching courseware, real object exhibition booth, generally by video camera, encoder and high definition recorded broadcast main frame, realize; Electronics patrols the pattern of examining except needs audio player is play examination hall notice, also needs video camera and audio collecting device to carry out long-range real time inspection to the situation in examination hall, these audio/video informations is stored, so that verification in the future simultaneously; Basic monitoring mode only need to have video camera just can realize the daily security in classroom is monitored in real time.Various video signal application in campus all have the standard criterion of oneself, and for example, the Video coding that national test institute electronics patrols the pattern of examining need adopt MPEG-4 coding standard, and audio coding adopts MPEG-LAYERII coding standard; It is MP4 form that recorded broadcast pattern in classroom requires video production form, and audio frequency adopts AAC mode to encapsulate; Basic monitoring mode requires to adopt H.264 form to carry out Video coding.These application all need to carry out transcoding or recompile, changing into stream medium information.Video information or audio-frequency information that the present embodiment has various criterion standard by described middle-end equipment to these carry out format conversion, then make the fusion of various video signal resources become possibility.
Described in the present embodiment, video signal fusion device is also built-in with:
Course point broadcasting module, has the request of the described user terminal of program request authority for basis, described streaming media server is inquired about the classroom recorded broadcast result of described user terminal requests program request and play from described memory device.
Described memory device is preferably disk array.The setting of described memory device not only can retain various video informations and audio-frequency information, simultaneously can be for according to the request that have the user terminal of program request authority, the classroom recorded broadcast result of inquiring user terminal request program request playing from described memory device.
The present embodiment can also go out the specific transactions that can meet different user terminals demand by customized development simultaneously, user can carry out interaction by the mode of online exchange and the member of different user groups, for example: teacher and student, teacher and the head of a family, the head of a family and head of a family etc. all can know one another by such platform, jointly promote.Meanwhile the situation of class-teaching of teacher can be recorded, the teaching resources library of enriching constantly in campus, facilitate student's autonomous learning and the complementation between teacher to encourage, parents of student also can recognize each teacher's styles of teaching and level, thereby improves constantly teacher's teaching level, lifting quality of instruction.
embodiment 2
Below in conjunction with 2 pairs of the present embodiment of accompanying drawing, be specifically described, the operation method of described a kind of Multifunctional video system, comprises the steps:
S1: receive the control information that user terminal sends, the authority of described user terminal is verified;
When the control information of sending with it when the authority of described user terminal is mated, video signal fusion device is controlled headend equipment according to described control information and is switched to corresponding mode of operation;
S2: the stream media information that described headend equipment obtains video information and/or the audio-frequency information in classroom and is converted into corresponding format exports middle-end equipment to;
S3: receive the solicited message that described user terminal sends, the authority of described user terminal is verified;
When the solicited message of sending with it when the authority of described user terminal is mated, described video signal fusion device is sent to described middle-end equipment by the solicited message of user terminal described in this, and described middle-end equipment sends corresponding stream media information according to the solicited message of user terminal described in this to user terminal described in this.
Described headend equipment includes but not limited to video camera, high definition recorded broadcast main frame, pick-up etc., and described user terminal includes but not limited to PC, mobile phone, panel computer.Described different mode of operation includes but not limited to that classroom recorded broadcast pattern, electronics patrol the pattern of examining, basic monitoring mode, and those skilled in the art should know.When in classroom recorded broadcast pattern, conventionally only the audio/video information of school session Faculty and Students need to be preserved, and now except seeing the personnel of this live course, other staff do not need to see these audio/video informations; When patrolling in electronics while examining pattern, conventionally whole examination procedural information need to be recorded, simultaneously except patrolling the personnel of examining, all other men person should not see the content that examination is relevant; When in basic monitoring mode, now generally only need security or rear service personnel need to browse corresponding video.In order to guarantee the actual demand of different user, be provided with described video signal fusion device.While being user terminal login system, first want authentication of users authority, have the user of corresponding authority just can operate accordingly.The setting of described video signal fusion device has not only met different user to the distribution of resource and user demand, has also guaranteed to a certain extent fail safe when resource is used simultaneously.
The operation method of a kind of Multifunctional video system described in the present embodiment, described video signal fusion device can merge various video signal resources, as electronics patrols video that in examination point monitoring, campus, security protection video monitoring, multimedia classroom recorded broadcast video, video conference are recorded etc. resource, greatly strengthened the durability of headend equipment, accomplish a tractor serves several purposes, form integrated, comprehensive streaming media resource system.Greatly alleviated the maintenance load in later stage, saved construction cost simultaneously.
Described step S1 also comprises the steps:
Control described headend equipment and enter classroom recorded broadcast pattern, and be that stream media information is passed to and in memory device, stores and supply described user terminal to carry out that course is live to be watched by classroom recorded broadcast results conversion;
Control described headend equipment and enter electronics and patrol the pattern of examining, and electronics is patrolled to examine results conversion be that stream media information is passed to store and supply described user terminal to carry out examination hall in described memory device and monitors in real time;
Control described headend equipment and enter basic monitoring mode, and monitored results is converted to stream media information is passed to store and supply described user terminal to carry out daily security in described memory device and monitors in real time.
The operation method of a kind of Multifunctional video system described in the present embodiment, can be user terminal system pattern handed over service is provided, can switch different system patterns according to time and actual needs, thereby form a large video signal resource pool, according to different time, different scenes, what difference was functional need to provide dissimilar streaming media resource, the application of curriculum schedule administration module and Examination schedule administration module can the hommization more so that switching of system pattern becomes, intelligent, the campus teaching of more fitting actual and the needs of management, improved user's operating efficiency.
Described step S1 also comprises the steps:
Curriculum schedule is synchronized in described video signal fusion device, and classroom recorded broadcast pattern is opened or closed to described video signal fusion device automatically according to the corresponding time in curriculum schedule;
Examination schedule table is synchronized in described video signal fusion device, and described video signal fusion device was automatically opened or is closed electronics and patrol the pattern of examining according to the corresponding time in Examination schedule table.
Described curriculum schedule administration module and described Examination schedule administration module are the use modules of setting according to this specific environment of school, combine the actual user demand of teaching.But those skilled in the art should know, include but not limited to this two modules herein, other apparent changes are also within the protection range of the present embodiment.
Described step S3 also comprises:
The in the situation that of classroom recorded broadcast pattern, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described streaming media server and is sent it to corresponding described user terminal.
Described step S3 also comprises:
In the situation that electronics patrols the pattern of examining and basic monitoring mode, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described supervising device and is sent it to corresponding described user terminal.
Well-known described classroom recorded broadcast pattern not only needs video camera to take the teaching affairs in classroom, also need Real-time Collection audio-frequency information simultaneously, and the relevant audio/video information of teaching such as teaching courseware, real object exhibition booth, generally by video camera, encoder and high definition recorded broadcast main frame, realize; Electronics patrols the pattern of examining except needs audio player is play examination hall notice, also needs video camera and audio collecting device to carry out long-range real time inspection to the situation in examination hall, these audio/video informations is stored, so that verification in the future simultaneously; Basic monitoring mode only need to have video camera just can realize the daily security in classroom is monitored in real time.Various video signal application in campus all have the standard criterion of oneself, and for example, the Video coding that national test institute electronics patrols the pattern of examining need adopt MPEG-4 coding standard, and audio coding adopts MPEG-LAYERII coding standard; It is MP4 form that recorded broadcast pattern in classroom requires video production form, and audio frequency adopts AAC mode to encapsulate; Basic monitoring mode requires to adopt H.264 form to carry out Video coding.These application all need to carry out transcoding or recompile, changing into stream medium information.Video information or audio-frequency information that the present embodiment has various criterion standard by described middle-end equipment to these carry out format conversion, then make the fusion of various video signal resources become possibility.
Described step S3 also comprises:
According to the request that has the described user terminal of program request authority, described streaming media server is inquired about the classroom recorded broadcast result of described user terminal requests program request and is play from described memory device.
Described memory device is preferably disk array.The setting of described memory device not only can retain various video informations and audio-frequency information, simultaneously can be for according to the request that have the user terminal of program request authority, the classroom recorded broadcast result of inquiring user terminal request program request playing from described memory device.
The present embodiment can also go out the specific transactions that can meet different user terminals demand by customized development simultaneously, user can carry out interaction by the mode of online exchange and the member of different user groups, for example: teacher and student, teacher and the head of a family, the head of a family and head of a family etc. all can know one another by such platform, jointly promote.Meanwhile the situation of class-teaching of teacher can be recorded, the teaching resources library of enriching constantly in campus, facilitate student's autonomous learning and the complementation between teacher to encourage, parents of student also can recognize each teacher's styles of teaching and level, thereby improves constantly teacher's teaching level, lifting quality of instruction.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all execution modes.And the apparent variation of being extended out thus or change are still among the protection range in the invention.
Claims (12)
1. a Multifunctional video system, is characterized in that, comprising:
Headend equipment, is installed in each classroom, for the stream media information that obtains video information and/or the audio-frequency information in classroom and be converted into corresponding format, exports middle-end equipment to;
Described middle-end equipment for receiving the stream media information of described headend equipment output, and sends described stream media information to user terminal under the control of video signal fusion device;
Described video signal fusion device, receives control information and solicited message that described user terminal sends, and the authority of described user terminal is verified;
When the control information of sending with it when the authority of described user terminal is mated, described video signal fusion device is controlled described headend equipment according to described control information and is switched to corresponding mode of operation;
When the solicited message of sending with it when the authority of described user terminal is mated, described video signal fusion device is sent to described middle-end equipment by the solicited message of user terminal described in this, and described middle-end equipment sends corresponding stream media information according to the solicited message of user terminal described in this to user terminal described in this.
2. Multifunctional video system according to claim 1, is characterized in that, described video signal fusion device is built-in with:
Classroom recorded broadcast handover module, enters classroom recorded broadcast pattern for controlling described headend equipment, and headend equipment is that stream media information is passed to and in memory device, stores and supply described user terminal to carry out that course is live to be watched by classroom recorded broadcast results conversion;
Electronics patrols examines handover module, for controlling described headend equipment, enters electronics and patrols the pattern of examining, and headend equipment patrols electronics that to examine results conversion be that stream media information is passed to store and supply described user terminal to carry out examination hall in described memory device and monitors in real time;
Basic monitoring handover module, enters basic monitoring mode for controlling described headend equipment, and headend equipment is converted to stream media information by monitored results and is passed to store and supply described user terminal to carry out daily security in described memory device and monitors in real time.
3. Multifunctional video system according to claim 1 and 2, is characterized in that, described video signal fusion device is also built-in with:
Curriculum schedule administration module, is used for curriculum schedule to be synchronized in described video signal fusion device, and classroom recorded broadcast pattern is opened or closed to described video signal fusion device automatically according to the corresponding time in described curriculum schedule;
Examination schedule administration module, is synchronized to Examination schedule table in described video signal fusion device, and described video signal fusion device was automatically opened or closed electronics and patrol the pattern of examining according to the corresponding time in described Examination schedule table.
4. according to the arbitrary described Multifunctional video system of claim 1-3, it is characterized in that, described middle-end equipment comprises:
Streaming media server, for the classroom recorded broadcast pattern in the situation that, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described streaming media server and is sent it to corresponding described user terminal.
5. according to the arbitrary described Multifunctional video system of claim 1-4, it is characterized in that, described middle-end equipment also comprises:
Supervising device, for patrol the pattern of examining and basic monitoring mode at electronics in the situation that, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described supervising device and is sent it to corresponding described user terminal.
6. according to the arbitrary described Multifunctional video system of claim 1-5, it is characterized in that, described video signal fusion device is also built-in with:
Course point broadcasting module, has the request of the described user terminal of program request authority for basis, described streaming media server is inquired about the classroom recorded broadcast result of described user terminal requests program request and play from described memory device.
7. an operation method for Multifunctional video system, is characterized in that, comprises the steps:
S1: receive the control information that user terminal sends, the authority of described user terminal is verified;
When the control information of sending with it when the authority of described user terminal is mated, video signal fusion device is controlled headend equipment according to described control information and is switched to corresponding mode of operation;
S2: the stream media information that described headend equipment obtains video information and/or the audio-frequency information in classroom and is converted into corresponding format exports middle-end equipment to;
S3: receive the solicited message that described user terminal sends, the authority of described user terminal is verified;
When the solicited message of sending with it when the authority of described user terminal is mated, described video signal fusion device is sent to described middle-end equipment by the solicited message of user terminal described in this, and described middle-end equipment sends corresponding stream media information according to the solicited message of user terminal described in this to user terminal described in this.
8. the operation method of Multifunctional video system according to claim 7, is characterized in that, described step S1 also comprises the steps:
Control described headend equipment and enter classroom recorded broadcast pattern, and be that stream media information is passed to and in memory device, stores and supply described user terminal to carry out that course is live to be watched by classroom recorded broadcast results conversion;
Control described headend equipment and enter electronics and patrol the pattern of examining, and electronics is patrolled to examine results conversion be that stream media information is passed to store and supply described user terminal to carry out examination hall in described memory device and monitors in real time;
Control described headend equipment and enter basic monitoring mode, and monitored results is converted to stream media information is passed to store and supply described user terminal to carry out daily security in described memory device and monitors in real time.
9. according to the operation method of the Multifunctional video system described in claim 7 or 8, it is characterized in that, described step S1 also comprises the steps:
Curriculum schedule is synchronized in described video signal fusion device, and classroom recorded broadcast pattern is opened or closed to described video signal fusion device automatically according to the corresponding time in curriculum schedule;
Examination schedule table is synchronized in described video signal fusion device, and described video signal fusion device was automatically opened or is closed electronics and patrol the pattern of examining according to the corresponding time in Examination schedule table.
10. according to the operation method of the arbitrary described Multifunctional video system of claim 7-9, it is characterized in that, described step S3 also comprises:
The in the situation that of classroom recorded broadcast pattern, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described streaming media server and is sent it to corresponding described user terminal.
11. according to the operation method of the arbitrary described Multifunctional video system of claim 7-10, it is characterized in that, described step S3 also comprises:
In the situation that electronics patrols the pattern of examining and basic monitoring mode, the solicited message that described user terminal is sent is resolved; Judge whether the corresponding stream media information of solicited message exists:
If do not exist, point out described user terminal cannot carry out solicited message;
If exist, the signal stream media information corresponding with solicited message being existed sends to described video signal fusion device; Described video signal fusion device is controlled described supervising device and is sent it to corresponding described user terminal.
12. according to the operation method of the arbitrary described Multifunctional video system of claim 7-11, it is characterized in that, described step S3 also comprises:
According to the request that has the described user terminal of program request authority, described streaming media server is inquired about the classroom recorded broadcast result of described user terminal requests program request and is play from described memory device.
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