CN105392019B - A kind of instructor in broadcasting's control device, terminal of listening to the teacher and straight recording and broadcasting system - Google Patents
A kind of instructor in broadcasting's control device, terminal of listening to the teacher and straight recording and broadcasting system Download PDFInfo
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- CN105392019B CN105392019B CN201510752781.4A CN201510752781A CN105392019B CN 105392019 B CN105392019 B CN 105392019B CN 201510752781 A CN201510752781 A CN 201510752781A CN 105392019 B CN105392019 B CN 105392019B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000012545 processing Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000008569 process Effects 0.000 claims abstract description 6
- 230000011664 signaling Effects 0.000 claims description 12
- 230000003993 interaction Effects 0.000 claims description 9
- 230000002452 interceptive effect Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 241001144280 Meadia Species 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/633—Control signals issued by server directed to the network components or client
- H04N21/6332—Control signals issued by server directed to the network components or client directed to client
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The present invention provides a kind of instructor in broadcasting's control device, terminal of listening to the teacher and straight recording and broadcasting system, and above-mentioned instructor in broadcasting's control device includes: streaming media processing unit, receives and processes the stream media information from terminal of respectively listening to the teacher；Control unit listens to the teacher to server transmission and holds control instruction, so that the control instruction is sent to each terminal of listening to the teacher by the server, manipulates each terminal of listening to the teacher.The instructor in broadcasting's control device provided according to the present invention, terminal of listening to the teacher and straight recording and broadcasting system, terminal of listening to the teacher can be by the control of instructor in broadcasting's control device, complete such as live streaming, recording, instructor in broadcasting, image trace function, make to listen to the teacher terminal function it is more abundant, point for having desalinated give lessons terminal and the primary and secondary for terminal of listening to the teacher, makes straight recording and broadcasting system be flexibly applied to more usage scenarios.
Description
Technical field
The invention belongs to network communication field more particularly to a kind of instructor in broadcasting's control devices, terminal of listening to the teacher and straight recording and broadcasting system.
Background technique
At present in straight recorded broadcast interaction systems, on-line education system, Online class system, simultaneous classroom system, including award
Class terminal, terminal of listening to the teacher；Terminal of giving lessons carries out interaction of stream meadia by server and terminal of listening to the teacher；In interaction of stream meadia process
In, terminal of listening to the teacher often only need to realize reception give lessons terminal stream media information and send stream media information to terminal of giving lessons,
And terminal of giving lessons is for receiving the stream media information for terminal transmission of listening to the teacher and sending stream media information to terminal of listening to the teacher.
But in the above scheme, terminal of giving lessons the working condition for terminal of listening to the teacher can not be controlled (such as: Streaming Media
Record control), this greatly reduces customer experience.
Summary of the invention
The present invention provides a kind of instructor in broadcasting's control device, terminal of listening to the teacher and straight recording and broadcasting system, to solve the above problems.
The present invention provides a kind of instructor in broadcasting's control device, comprising: streaming media processing unit is received and processed to come from and respectively be listened to the teacher end
The stream media information at end；Control unit listens to the teacher to server transmission and holds control instruction, so that the server is by the control
System instruction is sent to each terminal of listening to the teacher, and manipulates each terminal of listening to the teacher.
It listens to the teacher terminal the present invention also provides one kind, comprising: processor receives and holds control from listening to the teacher for the server
Instruction holds control instruction to execute corresponding operating according to described listen to the teacher.
The present invention also provides a kind of straight recording and broadcasting systems, comprising: server；Instructor in broadcasting's control as described in the above technical scheme
Device processed is connected to the server；At least one terminal of giving lessons, is connected to the server；At least one is such as above-mentioned technology
It listens to the teacher described in scheme terminal, is connected to the server.
Pass through following scheme: a kind of instructor in broadcasting's control device, comprising: streaming media processing unit is received and processed and listened from each
The stream media information of class terminal；Control unit listens to the teacher to server transmission and holds control instruction, so that the server is by institute
It states control instruction and is sent to each terminal of listening to the teacher, manipulate each terminal of listening to the teacher, terminal of listening to the teacher is controlled by instructor in broadcasting
The control of device completes such as straight function of recording control, image trace control, greatly improves user experience.Meanwhile it is integrated
The terminal of giving lessons of instructor in broadcasting's control device, realizes and controls terminal of listening to the teacher, and completes such as straight to record control, image trace
The function of control is flexibly applied to straight recorded broadcast interaction systems, on-line education system, Online class system, simultaneous classroom system
More usage scenarios, greatly improve user experience.
Pass through following scheme: one kind is listened to the teacher terminal, comprising: processor receives and holds control from listening to the teacher for the server
Instruction holds control instruction to execute corresponding operating according to described listen to the teacher；Further include: notification unit is operated in the terminal of listening to the teacher
When, mode of operation notice is sent to the server, so that other terminals know the state of the terminal of listening to the teacher；Further include: record
Control unit processed notifies the storage location in the server selection audio, video data source recorded, the audio, video data recorded,
And the recording state of the control server greatly improves user experience so that the function for terminal of listening to the teacher is more abundant.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 show the block diagram of the instructor in broadcasting's control device provided according to a preferred embodiment of the present invention；
Fig. 2 show the block diagram for the terminal of listening to the teacher that preferred embodiment according to the present invention provides；
Fig. 3 show the schematic diagram for the straight recording and broadcasting system that preferred embodiment according to the present invention provides.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
Fig. 1 show the block diagram of the instructor in broadcasting's control device provided according to a preferred embodiment of the present invention.
As shown in Figure 1, a kind of instructor in broadcasting's control device of embodiment according to the present invention may include:
Streaming media processing unit 102 receives and processes the stream media information from terminal of respectively listening to the teacher；
Control unit 104 listens to the teacher to server transmission and holds control instruction, so that the server refers to the control
Order is sent to each terminal of listening to the teacher, and manipulates each terminal of listening to the teacher.
Further, control unit 104, trigger signal is listened to the teacher to server transmission based on the received holds control to refer to
It enables, so that the control instruction is sent to each terminal of listening to the teacher by the server, manipulates each terminal of listening to the teacher.
Wherein, the control instruction includes at least one or more of:
Subtitle control instruction, logo control instruction, picture display mode control instruction, picture pick-up device operation instruction, camera shooting
Machine-cut changes control instruction, recording mode control instruction, recording state control instruction, seat in the plane selection recording control instruction, Dao Bomo
Formula control instruction.
Instructor in broadcasting's control device can be separately provided, can also be integrally disposed with terminal of giving lessons, but either that embodiment party
Formula, instructor in broadcasting's control device can control terminal of listening to the teacher, and control instruction is transmitted via server.The function of control includes at least
Subtitle controls (such as display mode of subtitle), logo control (such as display mode of logo), picture display mode (such as three
Split screen display available or picture-in-picture display pattern), picture pick-up device operation instruction (such as pitch angle of camera), camera switching control
It makes (such as switching of major-minor picture).Therefore, in the present embodiment, it is abundant listen to the teacher terminal function on the basis of so that listening to the teacher
Terminal can be completed such as straight function of recording control, image trace control, greatly improved by the control of instructor in broadcasting's control device
User experience；Meanwhile it being integrated with the terminal of giving lessons of instructor in broadcasting's control device, it realizes and terminal of listening to the teacher is controlled, complete such as
The straight function of recording control, image trace control, makes straight recorded broadcast interaction systems, on-line education system, Online class system, synchronization
Classroom system is flexibly applied to more usage scenarios, greatly improves user experience.
The streaming media processing unit 102 also receives and processes the stream media information from terminal of giving lessons.
Described control unit 104 is also given lessons to the terminal transmission of giving lessons by the server and holds control instruction, with behaviour
It gives lessons described in control terminal, wherein the control instruction includes at least one or more of:
Subtitle control instruction, logo control instruction, picture display mode control instruction, camera switching control instruction, record
Control instruction, guided mode control instruction are recorded in mode control instruction processed, recording state control instruction, seat in the plane selection.
Described control unit 104 gives lessons and terminal and each described listens to the teacher end described in being also used to control by the server centered
The stream media information of any listen to the teacher terminal and/or terminal of giving lessons is recorded in the recording state at end, and selection, and notifies the service
Device records the stream media information of selection.
In the present embodiment, server can to give lessons terminal output stream media information and respectively listen to the teacher terminal output
Stream media information is recorded, and control unit 104 can will select information, and (the selected terminal Streaming Media for needing to record is believed
Breath) notify server, server to carry out selection recording according to the selection information, it is assumed that and control unit 104 has selected terminal of listening to the teacher
A, then server will record the stream media information for terminal A output of listening to the teacher.
After determining the stream media information for needing the terminal of listening to the teacher recorded in described control unit 104, give lessons described in notice
Terminal records the stream media information of selected terminal of listening to the teacher.
It in the present embodiment, need to after the stream media information for the terminal of listening to the teacher that control unit 104 has selected needs to record
The information to be recorded is notified to terminal of giving lessons.Terminal of giving lessons can receive the stream media information for terminal of respectively listening to the teacher originally, therefore
After the notice for receiving control unit 104, it is able to carry out corresponding recording task, the terminal itself that makes to give lessons can also be completed to record
System.
Fig. 2 show the block diagram for the terminal of listening to the teacher that preferred embodiment according to the present invention provides.
As shown in Fig. 2, the terminal of listening to the teacher of embodiment according to the present invention may include:
Processor 202 receives and holds control instruction from listening to the teacher for the server, holds control instruction to hold according to described listen to the teacher
Row corresponding operating.
The terminal of listening to the teacher can also include:
Notification unit 204, operated in the terminal of listening to the teacher (such as: listen to the teacher terminal A) (such as: it is switched to tracking mould
Formula) when, mode of operation (such as: tracing mode starting) notice is sent to the server, so that other terminals (such as: it listens to the teacher
Terminal B, listen to the teacher terminal C) know the state of the terminal of listening to the teacher (such as: listen to the teacher terminal A).When one of them terminal (example of listening to the teacher
Such as: listen to the teacher terminal A) when being steered, the terminal of listening to the teacher (such as: listen to the teacher terminal A) can by oneself state (such as: tracking mould
Formula starting) by server notify to listen to the teacher terminal (such as: terminal of listening to the teacher B, listen to the teacher terminal C) or terminal of giving lessons to other (such as:
Give lessons terminal M).
The terminal of listening to the teacher (such as: listen to the teacher terminal A) can also include:
Recording control unit 206, and the audio, video data source for notifying the server selection to record (such as: notice server
Record the audio, video data of terminal B of listening to the teacher), (wherein, the storage location refers to for the storage location of audio, video data recorded
Storage location in the server), and the recording state (such as: pause stops) of the control server.
Server has the function of recording audio/video data, terminal of listening to the teacher can control server which sound should be recorded
Video flowing (such as: the audio, video data of terminal of listening to the teacher B), and control recording state and for example suspend, stop, and the sound recorded
The storage location in the server of video flowing, so that terminal of listening to the teacher has certain active control function, rather than it is single
Passive control.
Fig. 3 show the schematic diagram for the straight recording and broadcasting system that preferred embodiment according to the present invention provides.
As shown in figure 3, the straight recording and broadcasting system of embodiment according to the present invention, may include: server 302, as shown in Figure 1
Instructor in broadcasting's control device 304, at least one terminal 306 of giving lessons, at least one terminal 308 of listening to the teacher as shown in Figure 2, wherein lead
It broadcasts control device, terminal of respectively listening to the teacher and terminal of giving lessons and is connected to server.
Wherein, the server 302 includes:
Streaming Media interactive unit 3022, for terminal and the terminal of giving lessons, instructor in broadcasting control dress of listening to the teacher described in interaction
Stream media information between setting；
Recorded broadcast unit 3024 is recorded for the stream media information to listen to the teacher terminal or the terminal of giving lessons；
Signalling exchange unit 3026, for interact instructor in broadcasting's control device and the terminal of giving lessons, the terminal of listening to the teacher,
Signaling between the recorded broadcast unit, the signaling given lessons between terminal and the terminal of listening to the teacher, the recorded broadcast take unit with
Signaling between the terminal of giving lessons, the terminal of listening to the teacher is also used to receive terminal or any terminal of listening to the teacher of giving lessons
The mode of operation notice sent when being operated, and give lessons terminal or the terminal of listening to the teacher operated to other terminal notifications
State.
Therefore, terminal of giving lessons and terminal of listening to the teacher are accessed directly by Streaming Media interactive unit 3022 and Signalling exchange unit 3026
Recording and broadcasting system realizes the interaction of both sides.Instructor in broadcasting's control device is also needed through Streaming Media interactive unit 3022 and Signalling exchange unit
The 3026 straight recording and broadcasting systems of access are, it can be achieved that directly controlling the global function for terminal of giving lessons, being indirect to the partial function for terminal of listening to the teacher
Control.Instructor in broadcasting's control device and terminal of giving lessons can be each in order to can receive terminal of giving lessons in the same LAN system
The picture of seat in the plane, and the network bandwidth of system is not influenced.Instructor in broadcasting's control device mainly hands over the control for terminal of listening to the teacher by signaling
Mutual unit 3026 is realized.Terminal of listening to the teacher can be received by Streaming Media interactive unit 3022 in instructor in broadcasting's control device to be transmitted across
The main camera picture come, to the main camera for terminal of listening to the teacher, (key frame for terminal of listening to the teacher becomes in this way in instructor in broadcasting's control device
Can be informed and be given lessons terminal and instructor in broadcasting's control device by Signalling exchange unit 308 when change) it carries out manually and when semiautomatic control, it can
Real-time effect is seen in the machine.
It should be noted that instructor in broadcasting's control device 304 can also be collected with terminal 306 of giving lessons in above-mentioned straight recording and broadcasting system
At setting.
Above-mentioned straight recording and broadcasting system can also include the straight recording/playing terminal of micro- class, and micro- straight recording/playing terminal of class uses software design,
Hardware device is not depended on, can be operated normally by general common PC.Its major function can realize screen recording, camera
Acquisition, multi-picture splicing, picture display mode switching, audio-video recording and live streaming, video editing (shearing, merges segmentation) etc.
Function.When the straight recording/playing terminal of micro- class may be coupled to server, which can realize external real-time live broadcast by server, can
Realize that the server of course is recorded, directly on the server by resource storage.
Pass through following scheme: a kind of instructor in broadcasting's control device, comprising: streaming media processing unit is received and processed and listened from each
The stream media information of class terminal；Control unit listens to the teacher to server transmission and holds control instruction, so that the server is by institute
It states control instruction and is sent to each terminal of listening to the teacher, manipulate each terminal of listening to the teacher, terminal of listening to the teacher is controlled by instructor in broadcasting
The control of device completes such as straight function of recording control, image trace control, greatly improves user experience.Meanwhile it is integrated
The terminal of giving lessons of instructor in broadcasting's control device, realizes and controls terminal of listening to the teacher, and completes such as straight to record control, image trace
The function of control is flexibly applied to straight recorded broadcast interaction systems, on-line education system, Online class system, simultaneous classroom system
More usage scenarios, greatly improve user experience.
Pass through following scheme: one kind is listened to the teacher terminal, comprising: processor receives and holds control from listening to the teacher for the server
Instruction holds control instruction to execute corresponding operating according to described listen to the teacher；Further include: notification unit is operated in the terminal of listening to the teacher
When, mode of operation notice is sent to the server, so that other terminals know the state of the terminal of listening to the teacher；Further include: record
Control unit processed notifies the storage location in the server selection audio, video data source recorded, the audio, video data recorded,
And the recording state of the control server greatly improves user experience so that the function for terminal of listening to the teacher is more abundant.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of straight recording and broadcasting system characterized by comprising
Server；
Instructor in broadcasting's control device is connected to the server；At least one terminal of giving lessons, is connected to the server；
At least one terminal of listening to the teacher, is connected to the server；
Instructor in broadcasting's control device includes:
Streaming media processing unit receives and processes the stream media information from terminal of respectively listening to the teacher；
Control unit sends terminal control instruction of listening to the teacher, to server so that the control instruction is sent to by the server
Each terminal of listening to the teacher manipulates each terminal of listening to the teacher；
The terminal of listening to the teacher includes:
Processor receives the terminal control instruction of listening to the teacher from the server, according to the terminal control instruction execution of listening to the teacher
Corresponding operating；
The server includes:
Streaming Media interactive unit, for being listened to the teacher between terminal and the terminal of giving lessons, instructor in broadcasting's control device described in interaction
Stream media information；
Recorded broadcast unit is recorded for the stream media information to listen to the teacher terminal or the terminal of giving lessons；
Signalling exchange unit, for interacting instructor in broadcasting's control device and the terminal of giving lessons, the terminal of listening to the teacher, the recorded broadcast
Signaling between unit, the signaling given lessons between terminal and the terminal of listening to the teacher, the recorded broadcast unit are given lessons end with described
End, the signaling between the terminal of listening to the teacher are also used to receive and described give lessons terminal or when any terminal of listening to the teacher is operated
The mode of operation of transmission notifies, and the state of give lessons terminal or the terminal of listening to the teacher operated to other terminal notifications.
2. straight recording and broadcasting system according to claim 1, which is characterized in that the control instruction include at least it is following a kind of or
It is a variety of:
Subtitle control instruction, logo control instruction, picture display mode control instruction, picture pick-up device operation instruction, camera shooting machine-cut
Change control instruction, recording mode control instruction, recording state control instruction, seat in the plane selection recording control instruction, guided mode control
System instruction.
3. straight recording and broadcasting system according to claim 1, which is characterized in that the streaming media processing unit also receives and processes
Stream media information from terminal of giving lessons.
4. straight recording and broadcasting system according to claim 1, which is characterized in that described control unit also pass through the server to
The terminal transmission of giving lessons gives lessons and holds control instruction, with terminal of giving lessons described in manipulation, wherein the control instruction include at least with
Under it is one or more:
Subtitle control instruction, picture display mode control instruction, camera switching control instruction, records mould at logo control instruction
Control instruction, guided mode control instruction are recorded in formula control instruction, recording state control instruction, seat in the plane selection.
5. straight recording and broadcasting system according to claim 1, which is characterized in that described control unit is also used to through the service
The recording state of terminal of giving lessons described in device centralized control and each terminal of listening to the teacher, and selection record it is any listen to the teacher terminal and/
Or the stream media information for terminal of giving lessons, and the server is notified to record the stream media information of selection.
6. straight recording and broadcasting system according to any one of claim 1 to 5, which is characterized in that determined in described control unit
Terminal of giving lessons after the multimedia messages for the terminal of listening to the teacher for needing to record, described in notice records the stream matchmaker of selected terminal of listening to the teacher
Body information.
7. straight recording and broadcasting system according to claim 1, which is characterized in that the terminal of listening to the teacher further include:
Notification unit sends mode of operation notice to the server, so that other terminals when the terminal of listening to the teacher is operated
Know the state of the terminal of listening to the teacher.
8. straight recording and broadcasting system according to claim 7, which is characterized in that the terminal of listening to the teacher further include:
Recording control unit, the audio, video data source that notifies server selection to record, the audio, video data recorded are deposited
Storage space is set, and the recording state of the control server.
9. straight recording and broadcasting system according to claim 1, which is characterized in that instructor in broadcasting's control device and the terminal of giving lessons
It is integrated setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510752781.4A CN105392019B (en) | 2015-11-06 | 2015-11-06 | A kind of instructor in broadcasting's control device, terminal of listening to the teacher and straight recording and broadcasting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510752781.4A CN105392019B (en) | 2015-11-06 | 2015-11-06 | A kind of instructor in broadcasting's control device, terminal of listening to the teacher and straight recording and broadcasting system |
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| CN105392019A CN105392019A (en) | 2016-03-09 |
| CN105392019B true CN105392019B (en) | 2018-12-18 |
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| CN201510752781.4A Expired - Fee Related CN105392019B (en) | 2015-11-06 | 2015-11-06 | A kind of instructor in broadcasting's control device, terminal of listening to the teacher and straight recording and broadcasting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106205246A (en) * | 2016-08-26 | 2016-12-07 | 阔地教育科技有限公司 | A kind of interactive terminal, netscape messaging server Netscape and interactive education system |
| CN108234827A (en) * | 2018-01-25 | 2018-06-29 | 南京纳加信息系统集成有限公司 | A kind of instructor in broadcasting's equipment interacted system and method |
| CN110349456B (en) * | 2019-07-12 | 2021-12-17 | 阔地教育科技有限公司 | Intelligent control system, remote control terminal and classroom terminal of interactive classroom |
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| CN105392019A (en) | 2016-03-09 |
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