CN107105048A - A kind of learning control mode and system based on cloud - Google Patents
A kind of learning control mode and system based on cloud Download PDFInfo
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- CN107105048A CN107105048A CN201710326190.XA CN201710326190A CN107105048A CN 107105048 A CN107105048 A CN 107105048A CN 201710326190 A CN201710326190 A CN 201710326190A CN 107105048 A CN107105048 A CN 107105048A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/08—Protocols specially adapted for terminal emulation, e.g. Telnet
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Abstract
The invention discloses a kind of learning control mode based on cloud and system, method includes：The corresponding relation of teacher's component retrieval cloud end fitting and cloud desktop part；The educational instruction of teacher's component retrieval user input, and judge the type of educational instruction；The instruction of positive Media Stream is sent to cloud end fitting by teacher's part when judging that educational instruction instructs as positive Media Stream by the first data link；Teacher's part generates the first code media streams data and the first code media streams data is sent into cloud end fitting by the first data link；Cloud end fitting decodes the first code media streams data received and including on the screen of student terminal according to the instruction of positive Media Stream；The instruction of message class is sent to cloud desktop part by teacher's part when judging that educational instruction instructs as message class by the second data link；The message channel that cloud desktop part is set up between teacher's part, to realize that the message with teacher's part is mutually passed.By the above method, the consumption of the resources of virtual machine during teaching demonstration can be effectively reduced.
Description
Technical field
The present invention relates to network communication technology field, and in particular to a kind of learning control mode based on cloud and is
System.
Background technology
Traditional electronic classroom interactive model is completed by the teacher side being deployed in terminal and student side, wherein,
Teacher side is used to carry out teaching demonstration, check student side running situation etc., and the teaching that student side is then used to receive teacher side is wide
Broadcast.With deepening continuously for studying cloud, application technology reaches its maturity, and cloud is also introduced into the application of electronic classroom
In.Electronic classroom under cloud environment, the cloudization processing of desktop is realized to traditional student side, and original student is whole
End decoupling is cloud desktop and cloud terminal, and cloud desktop and cloud terminal, which are corresponded, binds, and contrasting traditional electronic classroom has quickly
Deployment, simple maintenance and wieldy advantage.
But in the electronic classroom under cloud at this stage, but still continue to use the mutual dynamic model in two ends in conditional electronic classroom
Formula：The teaching data that receive teacher side transmission need to be uniformly processed for the cloud desktop of deployment on a virtual machine, when teaching number
During according to for video media flow data, then virtual machine need to carry out video media flow data unified decoding lay equal stress on it is newly encoded after send out again
Each cloud terminal is delivered to be decoded and shown.In whole process, because virtual machine needs to carry out video media flow data
Encoding and decoding and receive and dispatch to cloud terminal so that CPU, internal memory and the bandwidth resources of the server of carrying virtual machine bring huge consumption,
Influence the processing quality of video media flow data.Meanwhile, as student side increases to certain amount so that the clothes of carrying virtual machine
Be engaged in device resource consumption it is excessive when, server will be unable to normal work, and this leverages cloud environment and finished classes and leave school the quantity caused trouble
Extension.
The content of the invention
The embodiment of the present invention provides a kind of learning control mode and system based on cloud, can be by code media streams data
Cloud end fitting is transmitted directly to from teacher's part to be decoded and shown, without the cloud desktop portion by deployment on a virtual machine
Part carries out encoding and decoding and forwarding to code media streams data, reduces the money for the server that virtual machine is carried when instructional media is demonstrated
Source is consumed.
To achieve these goals, the embodiments of the invention provide a kind of learning control mode based on cloud, by teaching
The cloud desktop part of division headquarters' part, N number of cloud end fitting and N number of deployment being deployed on student terminal on a virtual machine is performed；
N number of cloud end fitting connects one to one with N number of cloud desktop part；Each cloud end fitting be used for show with
The picture of the cloud desktop part of its correspondence connection；Teacher's part by the first data link respectively with N number of cloud terminal
Part correspondence is connected, and teacher's part is connected by the way that the second data link is corresponding with N number of cloud desktop part respectively；N≥
1；
Methods described includes：
The corresponding relation of each cloud end fitting of teacher's component retrieval and each cloud desktop part；
The educational instruction of teacher's component retrieval user input, and judge the type of the educational instruction；
Teacher's part passes through the positive Media Stream instruction when judging that the educational instruction instructs as positive Media Stream
First data link is sent to the cloud end fitting of the positive Media Stream instruction；
Teacher's part generates the first code media streams data and the first code media streams data is passed through into described first
Data link is sent to the cloud end fitting of the positive Media Stream instruction；
Cloud end fitting decodes the first code media streams data received according to the positive Media Stream instruction
And be shown on the screen of student terminal corresponding with the cloud end fitting；
Message class instruction is passed through described second by teacher's part when judging that the educational instruction instructs as message class
Data link is sent to the cloud desktop part of the message class instruction；
The message channel that cloud desktop part is set up between teacher's part, to realize the message with teacher's part
Mutually pass.
In a kind of optional embodiment, the positive Media Stream instruction is with including the IP for the cloud end fitting specified
Location, transmission rate and screen resolution information.
In a kind of optional embodiment, methods described also includes：
Teacher's part is when judging the educational instruction as the first reverse Media Stream instruction, by the described first reverse matchmaker
Body stream instructs the cloud desktop part that the described first reverse Media Stream instruction is sent to by second data link；
The cloud desktop part is according to the described first reverse Media Stream instruction generation first data transmission instruction and second
Code media streams data, and instructed the first data transmission and second Media Stream by second data link
Coded data is sent to teacher's part；
Teacher's part instructs the second code media streams data that will be received according to the first data transmission
Decode and be shown on the screen of teacher's part.
In a kind of optional embodiment, teacher's part is instructed according to the first data transmission and will received
After the second code media streams data are decoded and are shown on the screen of teacher's part, in addition to：
Teacher's part generates control instruction, and is sent to the described first reverse media by second data link
Flow the cloud desktop part of instruction；
The cloud desktop part performs the control instruction.
In a kind of optional embodiment, methods described also includes：
Teacher's part is when judging the educational instruction as the second reverse Media Stream instruction, by the described second reverse matchmaker
Body stream instructs the cloud desktop part that the described second reverse Media Stream instruction is sent to by second data link；
The cloud desktop part generates the second data transfer instruction and the 3rd code media streams data, and passes through described the
Second data transfer instruction and the 3rd code media streams data are sent to teacher's part by two data link；
Teacher's part passes through second data transfer instruction and the 3rd code media streams data described
First data link is sent to the cloud end fitting that second data transfer instruction is specified；
The cloud end fitting is according to second data transfer instruction by the 3rd code media streams number received
According to decoding and be shown on the screen of student terminal corresponding with the cloud end fitting.
In order to realize identical purpose, on the other hand the embodiment of the present invention provides a kind of teaching controlling based on cloud
System, the system includes teacher's part, N number of cloud end fitting being deployed on student terminal and N number of is deployed in virtual machine
On cloud desktop part；N number of cloud end fitting connects one to one with N number of cloud desktop part；Each cloud is whole
End pieces are used for the picture for showing the cloud desktop part of corresponding connection；Teacher's part is distinguished by the first data link
Connection corresponding with the N number of cloud end fitting, teacher's part by the second data link respectively with N number of cloud desktop portion
Part correspondence is connected；N≥1；
Teacher's part includes：
Acquisition module, the corresponding relation for obtaining each cloud end fitting and each cloud desktop part；
Judge module is instructed, for obtaining the educational instruction of user's input, and the type of the educational instruction is judged；
First instruction sending module, for when judging that the educational instruction instructs as positive Media Stream, by the forward direction
Media Stream instructs the cloud end fitting that the positive Media Stream instruction is sent to by first data link；
First data transmission blocks, for generating the first code media streams data and by the first code media streams data
The cloud end fitting of the positive Media Stream instruction is sent to by first data link；
Second instruction sending module, for when judging that the educational instruction instructs as message class, the message class to be referred to
Order is sent to the cloud desktop part of the message class instruction by second data link；
The cloud end fitting includes：
First decoding display module, for being compiled first Media Stream received according to the positive Media Stream instruction
Code data are decoded and are shown on the screen of student terminal corresponding with the cloud end fitting；
The cloud desktop part includes：
Message channel sets up module, for setting up the message channel between teacher's part, to realize and the religion
The message of division headquarters' part is mutually passed.
In a kind of optional embodiment, the positive Media Stream instruction is with including the IP for the cloud end fitting specified
Location, transmission rate and screen resolution information.
In a kind of optional embodiment, teacher's part also includes：
3rd instruction sending module, for when judging the educational instruction as the first reverse Media Stream instruction, by described in
First reverse Media Stream instruction is sent to the cloud of the described first reverse Media Stream instruction by second data link
Desktop part；
Second decoding display module, for receiving the cloud desktop part of the described first reverse Media Stream instruction
After the first data transmission instruction sent and the second code media streams data, referred to according to the first data transmission
Order decodes the second code media streams data received and including on the screen of teacher's part.
The cloud desktop part also includes：
Second data transmission blocks, for according to the described first reverse Media Stream instruction generation first data transmission instruction with
And the second code media streams data, and instructed the first data transmission and described second by second data link
Code media streams data are sent to teacher's part.
In a kind of optional embodiment, teacher's part also includes：
Control instruction sending module, described is sent to for generating control instruction, and by second data link
The cloud desktop part of one reverse Media Stream instruction；
The cloud desktop part also includes：
Control instruction performing module, for performing the control instruction.
In a kind of optional embodiment, teacher's part also includes：
4th instruction sending module, for when judging the educational instruction as the second reverse Media Stream instruction, by described in
Second reverse Media Stream instruction is sent to the cloud of the described second reverse Media Stream instruction by second data link
Desktop part；
Data forwarding module, for being sent in the cloud desktop part for receiving the described second reverse Media Stream instruction
Second data transfer instruction and the 3rd code media streams data after, by second data transfer instruction and
The 3rd code media streams data are sent to the cloud that second data transfer instruction is specified by first data link
End fitting；
The cloud desktop part also includes：
3rd data transmission blocks, for according to described second reverse Media Stream instruction the second data transfer instruction of generation with
And the 3rd code media streams data, and by second data link by second data transfer instruction and the described 3rd
Code media streams data are sent to teacher's part；
The cloud end fitting also includes：
3rd decoding display module, for according to second data transfer instruction by the 3rd Media Stream received
Coded data is decoded and is shown on the screen of student terminal corresponding with the cloud end fitting.
Compared to prior art, the beneficial effect of the embodiment of the present invention is：It is based on the embodiments of the invention provide one kind
The learning control mode and system of cloud, methods described is by teacher's part, N number of cloud end fitting being deployed on student terminal
And the cloud desktop part of N number of deployment on a virtual machine is performed；N number of cloud end fitting and N number of cloud desktop part one
One correspondence connection；Each cloud end fitting is used for the picture for showing the cloud desktop part of corresponding connection；The teacher
Part is connected by the way that the first data link is corresponding with N number of cloud end fitting respectively, and teacher's part passes through the second data
Link is corresponding with N number of cloud desktop part respectively to be connected；Methods described includes：The each cloud end fitting of teacher's component retrieval with
The corresponding relation of each cloud desktop part；The educational instruction of teacher's component retrieval user input, and judge the educational instruction
Type；The positive Media Stream instruction is passed through institute by teacher's part when judging that the educational instruction instructs as positive Media Stream
State the cloud end fitting that the first data link is sent to the positive Media Stream instruction；Teacher's part generates the first media
The first code media streams data are simultaneously sent to the positive Media Stream by stream encryption data by first data link
The cloud end fitting of instruction；First media that cloud end fitting will be received according to the positive Media Stream instruction
Stream encryption data are decoded and are shown on the screen of student terminal corresponding with the cloud end fitting；Teacher's part is judging institute
When stating educational instruction for the instruction of message class, message class instruction is sent to the message class by second data link
The cloud desktop part of instruction；Message channel between the foundation of cloud desktop part and teacher's part, with realization and institute
The message for stating teacher's part is mutually passed.The first code media streams data that the embodiment of the present invention generates teacher's part pass through the first number
Cloud end fitting is transmitted directly to according to link, cloud end fitting is decoded the first code media streams data and is shown to
On the screen of raw terminal, without carrying out volume solution to the first code media streams data by the cloud desktop part of deployment on a virtual machine
Code and forwarding, overcome virtual machine resource during the intermediate treatment of all code media streams data is carried in the prior art and disappear
The problem of consuming big, effectively reduces the resource consumption for the server that virtual machine is carried when instructional media is demonstrated.Meanwhile, carrying out
When instructional media is demonstrated, the dependence to cloud desktop part has been broken away from so that in the case that cloud service system delays machine, teacher
Part remains to the first code media streams data being sent to the progress instructional media demonstration of cloud end fitting.Furthermore, by message class number
It is transmitted according to media class data by different pieces of information link, the synchronized broadcast of different types of data can be realized.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, the required accompanying drawing used in embodiment will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of learning control mode based on cloud provided in an embodiment of the present invention；
Fig. 2 is a kind of concrete application scene framework of learning control mode based on cloud provided in an embodiment of the present invention
Schematic diagram；
Fig. 3 is a kind of structured flowchart of teaching control system based on cloud provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1 its be a kind of learning control mode based on cloud provided in an embodiment of the present invention flow signal
Figure.The embodiments of the invention provide a kind of learning control mode based on cloud, methods described is by teacher's part, N number of deployment
The cloud desktop part of cloud end fitting and N number of deployment on a virtual machine on student terminal is performed；N number of cloud terminal part
Part connects one to one with N number of cloud desktop part；Each cloud end fitting is used for the cloud for showing corresponding connection
The picture of desktop part；Teacher's part is connected by the way that the first data link is corresponding with N number of cloud end fitting respectively, institute
Teacher's part is stated to connect by the way that the second data link is corresponding with N number of cloud desktop part respectively；N≥1；
Methods described includes：
S1, the corresponding relation of each cloud end fitting of teacher's component retrieval and each cloud desktop part；
S2, the educational instruction of teacher's component retrieval user input, and judge the type of the educational instruction；
S3, teacher's part instructs the positive Media Stream when judging that the educational instruction instructs as positive Media Stream
The cloud end fitting of the positive Media Stream instruction is sent to by first data link；
S4, teacher's part generates the first code media streams data and by the first code media streams data by described the
One data link is sent to the cloud end fitting of the positive Media Stream instruction；
S5, the first code media streams data solution that cloud end fitting will be received according to the positive Media Stream instruction
Code is simultaneously shown on the screen of student terminal corresponding with the cloud end fitting；
S6, teacher's part passes through message class instruction described when judging that the educational instruction instructs as message class
Second data link is sent to the cloud desktop part of the message class instruction；
S7, the message channel that cloud desktop part is set up between teacher's part, to realize and teacher's part
Message is mutually passed.
It should be noted that the embodiment of the present invention is when realizing screen broadcasting, video broadcasting, screen locking function, user
The educational instruction of input is positive Media Stream instruction, is realizing that the teaching of user's input refers to when exchange, transmitting/receiving file function are discussed
Make and being instructed for message class.Preferably, information, the cloud of the message class instruction are included in the message class instruction
Desktop part is shown after the message class instruction is received to the information.
It should be appreciated that in the step S3, the quantity of the cloud end fitting of the positive Media Stream instruction can
To be single or multiple.In the step S6, the quantity of the cloud desktop part of the message class instruction can
To be single or multiple.
N number of cloud end fitting connects one to one with N number of cloud desktop part, is specially：N number of cloud terminal
Part is connected one to one by the 3rd data link with N number of cloud desktop part.
In order to which the annexation of teacher's part, the cloud end fitting and the cloud desktop part is better described,
Referring to Fig. 2, it is a kind of concrete application scene frame of learning control mode based on cloud provided in an embodiment of the present invention
Structure schematic diagram.Teacher's part 1 is connected by the way that the first data link is corresponding with N number of cloud end fitting 2 respectively, the religion
Division headquarters' part 1 is connected by the way that the second data link is corresponding with N number of cloud desktop part 3 respectively；N number of cloud end fitting 2 leads to
The 3rd data link is crossed to connect one to one with N number of cloud desktop part 3.
The embodiment of the present invention is using different pieces of information link by based on teacher's part under cloud, cloud end fitting and cloud
Desktop part is connected two-by-two, and different type instruction and data is transmitted by different data link；It is used as control centre
The type selecting data link of educational instruction that is inputted according to the user that gets of teacher's part：By positive Media Stream instruction with
And first code media streams data be sent to cloud end fitting to realize media demo by the first data link；Message class is referred to
The message for being sent to cloud desktop part by the second data link to realize cloud desktop part and teacher's part is made mutually to pass.By this
Method described in inventive embodiments, the first code media streams data by the cloud desktop part of deployment on a virtual machine without being carried out
Encoding and decoding and forwarding, overcome virtual machine in the prior art and are provided during the intermediate treatment of all code media streams data is carried
The problem of source consumption is big, the consumption of the server of carrying virtual machine when effectively reducing instructional media demonstration.Meanwhile, taught
When learning media demo, the dependence to cloud desktop part has been broken away from so that in the case that cloud service system delays machine, teacher portion
Part remains to be demonstrated by the way that the first code media streams data are sent into cloud end fitting.Furthermore, by by message class data
It is transmitted with media class data by different pieces of information link, the synchronized broadcast of different types of data can be realized.
In a kind of optional embodiment, the positive Media Stream instruction is with including the IP for the cloud end fitting specified
Location, transmission rate and screen resolution information.The cloud end fitting of the positive Media Stream instruction is passed according to described
Defeated speed receives the first code media streams data, and according to the screen resolution to the first code media streams data
Decoded and be shown on the screen of student terminal corresponding with the cloud end fitting.
In a kind of optional embodiment, methods described also includes：
Teacher's part is when judging the educational instruction as the first reverse Media Stream instruction, by the described first reverse matchmaker
Body stream instructs the cloud desktop part that the described first reverse Media Stream instruction is sent to by second data link；
The cloud desktop part is according to the described first reverse Media Stream instruction generation first data transmission instruction and second
Code media streams data, and instructed the first data transmission and second Media Stream by second data link
Coded data is sent to teacher's part；
Teacher's part instructs the second code media streams data that will be received according to the first data transmission
Decode and be shown on the screen of teacher's part.
It should be noted that the embodiment of the present invention is when machine for student function is checked in realization, the educational instruction of user's input is
First reverse Media Stream instruction.
It is understood that the first data transmission instruction includes but is not limited to transmission rate and screen resolution letter
Breath, teacher's part receives the second code media streams data according to the transmission rate, and is differentiated according to the screen
Rate is decoded and is shown on the screen of teacher's part to the second code media streams data.
In a kind of optional embodiment, teacher's part is instructed according to the first data transmission and will received
After the second code media streams data are decoded and are shown on the screen of teacher's part, in addition to：
Teacher's part generates control instruction, and is sent to the described first reverse media by second data link
Flow the cloud desktop part of instruction；
The cloud desktop part performs the control instruction.
It should be noted that the embodiment of the present invention is realizing that the educational instruction of user's input is the when controlling function altogether with screen
One reverse Media Stream instruction, and control instruction can be sent to the cloud desktop part to realize the control to the cloud desktop part
System.
In a kind of optional embodiment, methods described also includes：
Teacher's part is when judging the educational instruction as the second reverse Media Stream instruction, by the described second reverse matchmaker
Body stream instructs the cloud desktop part that the described second reverse Media Stream instruction is sent to by second data link；
The cloud desktop part generates the second data transfer instruction and the 3rd code media streams data, and passes through described the
Second data transfer instruction and the 3rd code media streams data are sent to teacher's part by two data link；
Teacher's part passes through second data transfer instruction and the 3rd code media streams data described
First data link is sent to the cloud end fitting that second data transfer instruction is specified；
The cloud end fitting is according to second data transfer instruction by the 3rd code media streams number received
According to decoding and be shown on the screen of student terminal corresponding with the cloud end fitting.
It should be noted that the embodiment of the present invention is realizing that the educational instruction of user's input is when relaying machine for student function
Second reverse Media Stream instruction.In implementation process, due to the cloud desktop part of the described second reverse Media Stream instruction
The cloud end fitting specified with second data transfer instruction is simultaneously connected in the absence of data link, thus needs the teacher portion
Part is forwarded to second data transfer instruction and the 3rd code media streams data.For example, teacher is by student A's
Media content relay to student B and student C check when, then the workflow of teacher's part, cloud desktop part and cloud end fitting
Cheng Wei：Described second reverse Media Stream instruction is sent to the cloud desktop part VMA of the student A by teacher's part, described
Cloud desktop components A generates the second data transfer instruction and the 3rd code media streams data, and passes through second data link
Second data transfer instruction and the 3rd code media streams data are sent to teacher's part, the teacher portion
Part is after second data transfer instruction and the 3rd code media streams data are received, by second data transfer instruction
And the 3rd code media streams data are sent to student B cloud end fitting TB and by first data link
Raw C cloud end fitting TC, the cloud end fitting B and the cloud end fitting C is according to second data transfer instruction
The 3rd code media streams data received are decoded and including on student B and student C screen, so that student B
Student A media content is checked with student C.
Application scenarios will be based on below, to a kind of learning control mode based on cloud provided in an embodiment of the present invention
Specific implementation：
It should be noted that teacher's part start and from management of webpage interface obtain student side cloud end fitting with it is right
After the corresponding relation for the cloud desktop part answered, teacher's part will automatically save the corresponding relation.
Scene one：Teacher's part carries out the flow of screen broadcasting, video broadcasting or screen locking to student side：
1st, user selectes single or multiple student sides by teacher's part and starts screen broadcasting, video broadcasting or screen lock
Determine function to generate educational instruction；
2nd, teacher's component retrieval educational instruction and judge the educational instruction for positive Media Stream instruction；
3rd, educational instruction is sent to the cloud end fitting of specified student side by the first data link by teacher's part, and opens
RSTP media stream servers are moved to generate and send the first code media streams data；
4th, cloud end fitting performs educational instruction and opens local player, to receive the first code media streams data and right
First code media streams data are decoded and shown.
Screen broadcasting, video broadcasting or screen locking are to belong to the more media data broadcast operation of consumption resource, teacher
First code media streams data are sent directly to cloud terminal by part when carrying out media data broadcast by the first data link
Part, shows so that cloud end fitting carries out decoding to the first code media streams data, takes full advantage of the hard of cloud end fitting
Part figure accelerates function；Moreover, the cloud desktop part without deployment on a virtual machine is compiled to the first code media streams data
Decoding and forwarding, effectively reduce the virtual machine server resource when teacher's part carries out media data broadcast, so as to make
Carry the increasing number of cloud desktop part；The cloud desktop part of student side passes through different pieces of information link and teacher with cloud end fitting
Part produces connection, thus in the case that Cloud Server delays machine, the media data broadcast capability of teacher's part is not by shadow
Ring.
Scene two：Teacher's part to student side discuss exchange or transmitting/receiving file flow：
1st, user by teacher's part select single or multiple student sides and start discussion exchange or transmitting/receiving file function with
Generate educational instruction；
2nd, teacher's component retrieval educational instruction and judge that the educational instruction instructs for message class, in message class instruction
It is packaged with message content；
3rd, educational instruction is sent to the cloud desktop part of specified student side by the second data link by teacher's part；
4th, cloud end fitting set up with the message channel of teacher's part, realize message mutually pass, the interactive operation such as transmitting/receiving file,
And show the information in educational instruction.
It is to belong to the less interactive operation of consumption resource that exchange, transmitting/receiving file, which are discussed, when carrying out the operation, it is necessary to learn
Cause trouble and teacher's part is fed back, thus coordinated by teacher's part with the cloud desktop part with resource intensivism advantage
Into.
Scene three：Teacher's part to student side check the flow of machine for student：
1st, user is selected single student side and started by teacher's part checks machine for student function to generate educational instruction；
2nd, teacher's component retrieval educational instruction and judge the educational instruction for the first reverse Media Stream instruction；
3rd, educational instruction is sent to the cloud desktop part of specified student side by the second data link by teacher's part；
4th, cloud desktop part starts RSTP media stream servers to generate the second code media streams data, and passes through the second number
First data transmission instruction and the second code media streams data are sent according to teacher's part described in chain road direction；
5th, teacher's part performs first data transmission and instructs and open local player, with reception and to second media
Stream encryption data carry out decoding and shown.
Scene four：Teacher's part carries out shielding the flow controlled altogether together to student side：
It should be noted that the flow is identical to the 5th step content with the 1st step of the process in scene three, herein will no longer
Repeat.In addition, scene four also includes：
6th, teacher's part is to generation control instruction, and is sent to by second data link cloud table of specified student side
Face component；
7th, cloud desktop part performs the control instruction that teacher's part is sent.
Check machine for student and control operation is needed after the media content of the cloud desktop part of student side is encoded altogether with screen
Teacher's part is sent to, the control instruction for also including sending according to teacher's part in screen altogether control performs associative operation, passes through
Cloud desktop part coordinates with teacher's part to be completed, and takes full advantage of the advantage of cloud desktop part resource intensivism.
Scene five：Teacher's part to student side relay the flow of machine for student：
1st, user needs the single student side for needing to be relayed and single or multiple needs to look into by the way that teacher's part is selected
The student side for relaying content is seen, and starts relay machine for student function to generate educational instruction；
2nd, teacher's component retrieval educational instruction and judge the educational instruction for the second reverse Media Stream instruction；
3rd, educational instruction is sent to the cloud desktop part of specified student side by the second data link by teacher's part；
4th, cloud desktop part starts RSTP media stream servers to generate the 3rd code media streams data, and passes through the second number
The second data transfer instruction and the 3rd code media streams data are sent according to teacher's part described in chain road direction；
5th, the second data transfer instruction and the 3rd code media streams data are passed through first Data-Link by teacher's part
Road is sent to the cloud end fitting that the single or multiple needs that user selectes check the student side for relaying content；
6th, cloud end fitting end performs the second data transfer instruction and opens local player, with reception and to the described 3rd
Code media streams data carry out decoding and shown.
Relay machine for student operation to belong in the more operation of consumption resource, the embodiment of the present invention, by cloud desktop part to matchmaker
Body stream is encoded, and cloud end fitting is forwarded to by teacher's part, so that cloud end fitting is decoded and shown to Media Stream
Show, take full advantage of the intensive resource of cloud desktop part and the image decoding resource of cloud end fitting, it is ensured that relay student
The picture fluency of machine.
In order to realize identical purpose, on the other hand the embodiment of the present invention provides a kind of teaching controlling based on cloud
System.Referring to Fig. 2, it is a kind of teaching control system based on cloud provided in an embodiment of the present invention, the system bag
Include teacher's part 1, the cloud desktop part of N number of cloud end fitting 2 being deployed on student terminal and N number of deployment on a virtual machine
3；N number of cloud end fitting 2 connects one to one with N number of cloud desktop part 3；Each cloud end fitting 2 is used for
Show the picture of the cloud desktop part 3 of corresponding connection；Teacher's part 1 by the first data link respectively with the N
Individual cloud end fitting 2 correspondence is connected, teacher's part 1 by the second data link respectively with N number of 3 pairs of cloud desktop part
It should connect；N≥1；
Teacher's part 1 includes：
Acquisition module 11, the corresponding relation for obtaining each cloud end fitting 2 and each cloud desktop part 3；
Judge module 12 is instructed, for obtaining the educational instruction of user's input, and the type of the educational instruction is judged；
First instruction sending module 13, for when judging that the educational instruction instructs as positive Media Stream, by it is described just
The cloud end fitting 2 that the positive Media Stream instruction is sent to by first data link is instructed to Media Stream；
First data transmission blocks 14, for generating the first code media streams data and by the first code media streams number
According to the cloud end fitting 2 that the positive Media Stream instruction is sent to by first data link；
Second instruction sending module 15, for when judging that the educational instruction instructs as message class, by the message class
Instruction is sent to the cloud desktop part 3 of the message class instruction by second data link；
The cloud end fitting 2 includes：
First decoding display module 21, for first Media Stream that will be received according to the positive Media Stream instruction
Coded data is decoded and is shown on the screen of student terminal corresponding with the cloud end fitting；
The cloud desktop part 3 includes：
Message channel sets up module 31, for set up and teacher's part 1 between message channel, with realize with it is described
The message of teacher's part 1 is mutually passed.
In a kind of optional embodiment, the positive Media Stream instruction is with including the IP for the cloud end fitting 2 specified
Location, transmission rate and screen resolution information.
In a kind of optional embodiment, teacher's part 1 also includes：
3rd instruction sending module, for when judging the educational instruction as the first reverse Media Stream instruction, by described in
First reverse Media Stream instruction is sent to the cloud of the described first reverse Media Stream instruction by second data link
Desktop part 3；
Second decoding display module, for receiving the cloud desktop part of the described first reverse Media Stream instruction
After 3 first data transmission instructions sent and the second code media streams data, according to the first data transmission
Instruction decodes the second code media streams data received and including on the screen of teacher's part 1.
The cloud desktop part 3 also includes：
Second data transmission blocks, for according to the described first reverse Media Stream instruction generation first data transmission instruction with
And the second code media streams data, and instructed the first data transmission and described second by second data link
Code media streams data are sent to teacher's part 1.
In a kind of optional embodiment, teacher's part 1 also includes：
Control instruction sending module, described is sent to for generating control instruction, and by second data link
The cloud desktop part 3 of one reverse Media Stream instruction；
The cloud desktop part 3 also includes：
Control instruction performing module, for performing the control instruction.
In a kind of optional embodiment, teacher's part 1 also includes：
4th instruction sending module, for when judging the educational instruction as the second reverse Media Stream instruction, by described in
Second reverse Media Stream instruction is sent to the cloud of the described second reverse Media Stream instruction by second data link
Desktop part 3；
Data forwarding module, for being sent out in the cloud desktop part 3 for receiving the described second reverse Media Stream instruction
After second data transfer instruction sent and the 3rd code media streams data, by second data transfer instruction with
And the 3rd code media streams data are sent to what second data transfer instruction was specified by first data link
Cloud end fitting 2；
The cloud desktop part 3 also includes：
3rd data transmission blocks, for according to described second reverse Media Stream instruction the second data transfer instruction of generation with
And the 3rd code media streams data, and by second data link by second data transfer instruction and the described 3rd
Code media streams data are sent to teacher's part 1；
The cloud end fitting 2 also includes：
3rd decoding display module, for according to second data transfer instruction by the 3rd Media Stream received
Coded data is decoded and is shown on the screen of student terminal corresponding with the cloud end fitting.
It should be noted that a kind of teaching control system based on cloud provided in an embodiment of the present invention is used to perform
All method and steps for the learning control mode based on cloud stated, both operation principles and beneficial effect are corresponded,
Thus repeat no more.
Compared to prior art, the beneficial effect of the embodiment of the present invention is：It is based on the embodiments of the invention provide one kind
The learning control mode and system of cloud, methods described is by teacher's part, N number of cloud end fitting being deployed on student terminal
And the cloud desktop part of N number of deployment on a virtual machine is performed；N number of cloud end fitting and N number of cloud desktop part one
One correspondence connection；Each cloud end fitting is used for the picture for showing the cloud desktop part of corresponding connection；The teacher
Part is connected by the way that the first data link is corresponding with N number of cloud end fitting respectively, and teacher's part passes through the second data
Link is corresponding with N number of cloud desktop part respectively to be connected；Methods described includes：The each cloud end fitting of teacher's component retrieval with
The corresponding relation of each cloud desktop part；The educational instruction of teacher's component retrieval user input, and judge the educational instruction
Type；The positive Media Stream instruction is passed through institute by teacher's part when judging that the educational instruction instructs as positive Media Stream
State the cloud end fitting that the first data link is sent to the positive Media Stream instruction；Teacher's part generates the first media
The first code media streams data are simultaneously sent to the positive Media Stream by stream encryption data by first data link
The cloud end fitting of instruction；First media that cloud end fitting will be received according to the positive Media Stream instruction
Stream encryption data are decoded and are shown on the screen of student terminal corresponding with the cloud end fitting；Teacher's part is judging institute
When stating educational instruction for the instruction of message class, message class instruction is sent to the message class by second data link
The cloud desktop part of instruction；Message channel between the foundation of cloud desktop part and teacher's part, with realization and institute
The message for stating teacher's part is mutually passed.The first code media streams data that the embodiment of the present invention generates teacher's part pass through the first number
Cloud end fitting is transmitted directly to according to link, cloud end fitting is decoded the first code media streams data and is shown to
On the screen of raw terminal, without carrying out volume solution to the first code media streams data by the cloud desktop part of deployment on a virtual machine
Code and forwarding, overcome virtual machine resource during the intermediate treatment of all code media streams data is carried in the prior art and disappear
The problem of consuming big, effectively reduces the resource consumption for the server that virtual machine is carried when instructional media is demonstrated.Meanwhile, carrying out
When instructional media is demonstrated, the dependence to cloud desktop part has been broken away from so that in the case that cloud service system delays machine, teacher
Part remains to the first code media streams data being sent to the progress instructional media demonstration of cloud end fitting.Furthermore, by message class number
It is transmitted according to media class data by different pieces of information link, the synchronized broadcast of different types of data can be realized.
Above disclosed is only a kind of preferred embodiment of the invention, can not limit the power of the present invention with this certainly
Sharp scope, one of ordinary skill in the art will appreciate that all or part of flow of above-described embodiment is realized, and according to present invention power
Profit requires made equivalent variations, still falls within and invents covered scope.
One of ordinary skill in the art will appreciate that realize all or part of flow in above-described embodiment method, being can be with
The hardware of correlation is instructed to complete by computer program, described program can be stored in a computer read/write memory medium
In, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
Claims (10)
1. a kind of learning control mode based on cloud, it is characterised in that by teacher's part, N number of be deployed on student terminal
Cloud end fitting and N number of deployment cloud desktop part on a virtual machine perform；N number of cloud end fitting with it is described N number of
Cloud desktop part is corresponded；Each cloud end fitting is used for the picture for showing the cloud desktop part of corresponding connection；
Teacher's part is connected by the way that the first data link is corresponding with N number of cloud end fitting respectively, and teacher's part passes through
Second data link is connected with N number of cloud desktop part respectively；N≥1；
Methods described includes：
The corresponding relation of each cloud end fitting of teacher's component retrieval and each cloud desktop part；
The educational instruction of teacher's component retrieval user input, and judge the type of the educational instruction；
Teacher's part passes through the positive Media Stream instruction described when judging that the educational instruction instructs as positive Media Stream
First data link is sent to the cloud end fitting of the positive Media Stream instruction；
Teacher's part generates the first code media streams data and the first code media streams data is passed through into first data
Link is sent to the cloud end fitting of the positive Media Stream instruction；
The the first code media streams data received are decoded and shown according to the positive Media Stream instruction by cloud end fitting
Show on the screen of student terminal corresponding with the cloud end fitting；
Message class instruction is passed through second data by teacher's part when judging that the educational instruction instructs as message class
Link is sent to the cloud desktop part of the message class instruction；
Message channel between the foundation of cloud desktop part and teacher's part, it is mutual with the message of realization and teacher's part
Pass.
2. the learning control mode as claimed in claim 1 based on cloud, it is characterised in that the positive Media Stream instruction
Include IP address, transmission rate and the screen resolution information of specified cloud end fitting.
3. the learning control mode as claimed in claim 1 based on cloud, it is characterised in that methods described also includes：
Teacher's part is when judging the educational instruction as the first reverse Media Stream instruction, by the described first reverse Media Stream
Instruction is sent to the cloud desktop part of the described first reverse Media Stream instruction by second data link；
The cloud desktop part is according to the described first reverse Media Stream instruction generation first data transmission instruction and the second media
Stream encryption data, and instructed the first data transmission and second code media streams by second data link
Data are sent to teacher's part；
Teacher's part instructs according to the first data transmission and decodes the second code media streams data received
And be shown on the screen of teacher's part.
4. the learning control mode as claimed in claim 3 based on cloud, it is characterised in that teacher's part is according to institute
First data transmission instruction is stated to decode the second code media streams data received and including the screen in teacher's part
After upper, in addition to：
Teacher's part generates control instruction, and is sent to the described first reverse Media Stream by second data link and refers to
The specified cloud desktop part of order；
The cloud desktop part performs the control instruction.
5. the learning control mode as claimed in claim 1 based on cloud, it is characterised in that methods described also includes：
Teacher's part is when judging the educational instruction as the second reverse Media Stream instruction, by the described second reverse Media Stream
Instruction is sent to the cloud desktop part of the described second reverse Media Stream instruction by second data link；
The cloud desktop part generates the second data transfer instruction and the 3rd code media streams data, and is counted by described second
Second data transfer instruction and the 3rd code media streams data are sent to teacher's part according to link；
Second data transfer instruction and the 3rd code media streams data are passed through described first by teacher's part
Data link is sent to the cloud end fitting that second data transfer instruction is specified；
The cloud end fitting is according to second data transfer instruction by the 3rd code media streams data solution received
Code is simultaneously shown on the screen of student terminal corresponding with the cloud end fitting.
6. a kind of teaching control system based on cloud, it is characterised in that including teacher's part, N number of be deployed in student terminal
On cloud end fitting and N number of deployment cloud desktop part on a virtual machine；N number of cloud end fitting and N number of cloud
Desktop part is corresponded；Each cloud end fitting is used for the picture for showing the cloud desktop part of corresponding connection；Institute
Teacher's part is stated by the connection corresponding with the N number of cloud end fitting respectively of the first data link, teacher's part passes through the
Two data link are corresponding with N number of cloud desktop part respectively to be connected；N≥1；
Teacher's part includes：
Acquisition module, the corresponding relation for obtaining each cloud end fitting and each cloud desktop part；
Judge module is instructed, for obtaining the educational instruction of user's input, and the type of the educational instruction is judged；
First instruction sending module, for when judging that the educational instruction instructs as positive Media Stream, by the positive media
Stream instruction is sent to the cloud end fitting of the positive Media Stream instruction by first data link；
First data transmission blocks, for generating the first code media streams data and passing through the first code media streams data
First data link is sent to the cloud end fitting of the positive Media Stream instruction；
Second instruction sending module, for when judging that the educational instruction instructs as message class, the message class being instructed logical
Cross the cloud desktop part that second data link is sent to the message class instruction；
The cloud end fitting includes：
First decoding display module, for the first code media streams number that will be received according to the positive Media Stream instruction
According to decoding and show corresponding with the cloud end fitting on the screen of student terminal；
The cloud desktop part includes：
Message channel sets up module, for setting up the message channel between teacher's part, to realize and the teacher portion
The message of part is mutually passed.
7. the teaching control system as claimed in claim 6 based on cloud, it is characterised in that the positive Media Stream instruction
Include IP address, transmission rate and the screen resolution information of specified cloud end fitting.
8. the teaching control system as claimed in claim 6 based on cloud, it is characterised in that
Teacher's part also includes：
3rd instruction sending module, for when judging the educational instruction as the first reverse Media Stream instruction, by described first
Reverse Media Stream instruction is sent to the cloud desktop of the described first reverse Media Stream instruction by second data link
Part；
Second decoding display module, for being sent in the cloud desktop part for receiving the described first reverse Media Stream instruction
The first data transmission instruction and the second code media streams data after, according to the first data transmission instruct will
The the second code media streams data received are decoded and are shown on the screen of teacher's part.
The cloud desktop part also includes：
Second data transmission blocks, for according to the described first reverse Media Stream instruction generation first data transmission instruction and the
Two code media streams data, and instructed the first data transmission and second media by second data link
Stream encryption data are sent to teacher's part.
9. the teaching control system as claimed in claim 8 based on cloud, it is characterised in that
Teacher's part also includes：
Control instruction sending module, for generating control instruction, and it is anti-by second data link to be sent to described first
To the cloud desktop part of Media Stream instruction；
The cloud desktop part also includes：
Control instruction performing module, for performing the control instruction.
10. the teaching control system as claimed in claim 6 based on cloud, it is characterised in that
Teacher's part also includes：
4th instruction sending module, for when judging the educational instruction as the second reverse Media Stream instruction, by described second
Reverse Media Stream instruction is sent to the cloud desktop of the described second reverse Media Stream instruction by second data link
Part；
Data forwarding module, for the institute sent in the cloud desktop part for receiving the described second reverse Media Stream instruction
State after the second data transfer instruction and the 3rd code media streams data, by second data transfer instruction and described
3rd code media streams data are sent to the cloud terminal that second data transfer instruction is specified by first data link
Part；
The cloud desktop part also includes：
3rd data transmission blocks, for according to described second reverse Media Stream instruction the second data transfer instruction of generation and the
Three code media streams data, and by second data link by second data transfer instruction and the 3rd media
Stream encryption data are sent to teacher's part；
The cloud end fitting also includes：
3rd decoding display module, for according to second data transfer instruction by the 3rd code media streams received
Data are decoded and are shown on the screen of student terminal corresponding with the cloud end fitting.
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