CN106060388A - Full-automatic micro-course recording control method and system - Google Patents
Full-automatic micro-course recording control method and system Download PDFInfo
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- CN106060388A CN106060388A CN201610467042.5A CN201610467042A CN106060388A CN 106060388 A CN106060388 A CN 106060388A CN 201610467042 A CN201610467042 A CN 201610467042A CN 106060388 A CN106060388 A CN 106060388A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
-
- 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
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
Abstract
The invention provides a full-automatic micro-course recording control method. The method comprises the steps that a micro-course controller triggers a micro-course key; the micro-course controller sends a C1 command to a micro-course processing unit of a recording host through WIFI or RS232, wherein a parameter of a subject number is carried in the C1, the subject number can be selected through numbers and can be displayed by an LCD screen; a micro-course control processing software unit starts micro-course mode recording when receiving the C1 command; only computer pictures and teacher camera pictures are collected when micro-course mode recording is carried out; the pictures are synthesized through adoption of a picture in picture mode; a C2 command is sent to a teaching content analysis module when the micro-course control processing software unit carries out micro-course mode recording; the teaching content analysis module is informed of starting analysis courseware contents; content analysis is started when the teaching content analysis module receives the C2 command; and a knowledge point matching module matches knowledge points.
Description
Technical field
The present invention relates to classroom instruction field, particularly relate to a kind of full-automatic micro-class recording control method and system.
Background technology
Current micro-teaching is widely used in classroom instruction, current micro-class record basic skills be use pickaback video camera and
Teaching writing/playing system records a class, is then based on non-volume software and carries out editing, forms micro-class.This method complexity needs the cycle
Long, control operation the most more complicated, cost of manufacture is higher.
Summary of the invention
Based on this, the invention provides a kind of full-automatic micro-class recording control method.
A kind of full-automatic micro-class recording control method, described method includes:
Micro-class controller triggers " micro-class " button, and micro-class controller sends the C1 order micro-class of recorded broadcast main frame by WIFI or RS232
Processing unit, it is subject number that C1 carries parameter, and subject number is selected by digital keys, and LCD screen can show；
Micro-class controls to start micro-class pattern when process software unit receives C1 order and records, when entering the recording of micro-class pattern, only
Gather computer picture and teacher's camera views, use the pattern synthesis of picture-in-picture；
When micro-class controls process software unit entrance micro-class pattern recording, send C2 order, notice religion to content of courses sub-module
Learn content sub-module to start to analyze courseware content；
When content of courses sub-module receives C2 order, start content analysis；
Knowledge point matching module carries out knowledge point coupling；
When micro-class control process software unit receives C4 order, resolve next knowledge point information, preserve current micro-class.Open simultaneously
Dynamic new knowledge point is recorded, and completes the control flow that micro-class is automatically recorded.
Wherein in an embodiment, when described content of courses sub-module receives C2 order, start the step of content analysis
Including:
Content of courses sub-module carries out image preanalysis and decides whether that starting second step anticipatory knowledge point extracts, and first calculates current
128 subband rectangular histograms H1 of frame, are then converted to the characteristics of image word W1 of 128 by H1, and conversion method is H1 (n) > threshold values T
Time, W1 [n]=1 otherwise W1 [n]=0, then W1 and former frame tagged word W0 is obtained W2 as XOR, calculating W2 is
Figure place N of 1, as N > threshold values T1 time, perform second step, the most do not perform second step.Threshold values T selects 128, and T1 is 100, Yong Huke
To finely tune voluntarily；
Content of courses sub-module extracts title from PPT file or computer video frame, and title extracts according to font size feature and position
Feature extraction, extracts and is positioned at two field picture and is positioned at image and determine version 1/3 and font size and is more than the content of average font size, as preliminary election knowledge
Point；
Send order C3, C3 to knowledge point matching module and carry transmission preliminary election knowledge point information and subject.
Wherein in an embodiment, described knowledge point matching module carries out the step of knowledge point coupling and includes:
When knowledge point matching module receives C3 order, resolve the preliminary election knowledge point information subject sent, initially to knowledge
Searching for the set of subject knowledge point in point data base, then calculate that current preliminary election knowledge point gathers with knowledge point most preferably mates, when
When front knowledge point is different from a upper knowledge point, and a upper knowledge point was persistently recorded more than 5 minutes, and knowledge point matching module is to micro-
Class controls process software unit and sends C4 order, carries new knowledge point information, notifies that micro-class controls process software unit and completes
Current micro-class is recorded.
A kind of full-automatic micro-class records control system, and described system includes:
Micro-class controller, is used for triggering " micro-class " button, and micro-class controller sends C1 order recorded broadcast main frame by WIFI or RS232
Micro-class processing unit, it is subject number that C1 carries parameter, and subject number is selected by digital keys, and LCD screen can show；
Micro-class controls process software unit, is used for when receiving C1 order starting micro-class pattern and records, enters micro-class pattern and record
Time, only gather computer picture and teacher's camera views, use the pattern synthesis of picture-in-picture；
Micro-class controls process software unit, when being used for entering the recording of micro-class pattern, sends C2 order to content of courses sub-module, logical
Know that content of courses sub-module starts to analyze courseware content；
Content of courses sub-module, when being used for receiving C2 order, starts content analysis；
Matching module, is used for carrying out knowledge point coupling；
Parsing module, for when micro-class control process software unit receives C4 order, resolving next knowledge point information, preserve and work as
Front micro-class, starts new knowledge point simultaneously and records, complete the control flow that micro-class is automatically recorded.
Wherein in an embodiment, described content of courses sub-module includes:
First extraction unit, is used for carrying out image preanalysis and decides whether that starting second step anticipatory knowledge point extracts, and first calculates
128 subband rectangular histograms H1 of present frame, are then converted to the characteristics of image word W1 of 128 by H1, and conversion method is H1 (n) > valve
During value T, W1 [n]=1 otherwise W1 [n]=0, then W1 and former frame tagged word W0 is obtained W2 as XOR, calculate W2
In be 1 figure place N, as N > threshold values T1 time, perform second step, the most do not perform second step.Threshold values T selects 128, and T1 is 100, uses
Family can be finely tuned voluntarily；
Second extraction unit, for extracting title from PPT file or computer video frame, title extracts according to font size feature and position
Put feature extraction, extract and be positioned at two field picture and be positioned at image and determine version 1/3 and font size is more than the content of average font size, know as preliminary election
Know point；
Send order C3, C3 to knowledge point matching module and carry transmission preliminary election knowledge point information and subject.
Wherein in an embodiment, described knowledge point matching module includes:
Record module, when being used for receiving C3 order, resolve the preliminary election knowledge point information subject sent, initially to knowledge point
Searching for the set of subject knowledge point in data base, then calculate that current preliminary election knowledge point gathers with knowledge point most preferably mates, currently
When knowledge point is different from a upper knowledge point, and a upper knowledge point was persistently recorded more than 5 minutes, and knowledge point matching module is to micro-class
Control process software unit and send C4 order, carry new knowledge point information, notify that micro-class controls process software unit and completes to work as
Front micro-class is recorded.
Beneficial effect:
The invention provides a kind of full-automatic micro-class recording control method, described method includes: micro-class controller triggers " micro-class "
Button, micro-class controller sends C1 order recorded broadcast main frame micro-class processing unit by WIFI or RS232, and it is subject that C1 carries parameter
Number, subject number is selected by digital keys, and LCD screen can show；Micro-class controls to open when process software unit receives C1 order
Dynamic micro-class pattern is recorded, and when entering the recording of micro-class pattern, only gathers computer picture and teacher's camera views, uses picture-in-picture
Pattern synthesizes；When micro-class controls process software unit entrance micro-class pattern recording, send C2 order to content of courses sub-module, logical
Know that content of courses sub-module starts to analyze courseware content；When content of courses sub-module receives C2 order, start content analysis；Knowledge
Point matching module carries out knowledge point coupling；When micro-class control process software unit receives C4 order, resolve next knowledge point letter
Breath, preserves current micro-class.Start new knowledge point to record simultaneously, complete the control flow that micro-class is automatically recorded.This
The control method that the full-automatic recorded broadcast of a kind of micro-class of bright proposition is recorded and control device, upgrade to teaching writing/playing system, i.e.
Full-automatic micro-class can be completed record.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of operation logic of the present invention and use, below will be to operation logic and use
Technology in the required accompanying drawing used be briefly described.It is clear that the accompanying drawing in describing below is only the present invention's
Some run example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to
These accompanying drawings obtain other accompanying drawing.
Fig. 1 is the full-automatic micro-class recording control method flow chart of one of the present invention.
Fig. 2 is the system block diagram of a kind of full-automatic micro-class recording control system of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in operation logic of the present invention, the technical scheme in the embodiment of the present invention is carried out clear,
It is fully described by, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under not making creative work premise all its
His embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, a kind of full-automatic micro-class recording control method, described method includes:
S101: micro-class controller triggers " micro-class " button, and micro-class controller sends C1 order recorded broadcast main frame by WIFI or RS232
Micro-class processing unit, it is subject number that C1 carries parameter, and subject number is selected by digital keys, and LCD screen can show；
S102: micro-class controls to start micro-class pattern when process software unit receives C1 order and records, and enters micro-class pattern and records
Time, only gather computer picture and teacher's camera views, use the pattern synthesis of picture-in-picture；
When S103: micro-class controls process software unit entrance micro-class pattern recording, send C2 order to content of courses sub-module, logical
Know that content of courses sub-module starts to analyze courseware content；
S104: when content of courses sub-module receives C2 order, starts content analysis；
S105: knowledge point matching module carries out knowledge point coupling；
S106: when micro-class control process software unit receives C4 order, resolve next knowledge point information, preserve current micro-class,
Start new knowledge point to record simultaneously, complete the control flow that micro-class is automatically recorded.
Wherein in an embodiment, when described content of courses sub-module receives C2 order, start the step of content analysis
Including:
Content of courses sub-module carries out image preanalysis and decides whether that starting second step anticipatory knowledge point extracts, and first calculates current
128 subband rectangular histograms H1 of frame, are then converted to the characteristics of image word W1 of 128 by H1, and conversion method is H1 (n) > threshold values T
Time, W1 [n]=1 otherwise W1 [n]=0, then W1 and former frame tagged word W0 is obtained W2 as XOR, calculating W2 is
Figure place N of 1, as N > threshold values T1 time, perform second step, the most do not perform second step.Threshold values T selects 128, and T1 is 100, Yong Huke
To finely tune voluntarily；
Content of courses sub-module extracts title from PPT file or computer video frame, and title extracts according to font size feature and position
Feature extraction, extracts and is positioned at two field picture and is positioned at image and determine version 1/3 and font size and is more than the content of average font size, as preliminary election knowledge
Point；
Send order C3, C3 to knowledge point matching module and carry transmission preliminary election knowledge point information and subject.
Wherein in an embodiment, described knowledge point matching module carries out the step of knowledge point coupling and includes:
When knowledge point matching module receives C3 order, resolve the preliminary election knowledge point information subject sent, initially to knowledge
Searching for the set of subject knowledge point in point data base, then calculate that current preliminary election knowledge point gathers with knowledge point most preferably mates, when
When front knowledge point is different from a upper knowledge point, and a upper knowledge point was persistently recorded more than 5 minutes, and knowledge point matching module is to micro-
Class controls process software unit and sends C4 order, carries new knowledge point information, notifies that micro-class controls process software unit and completes
Current micro-class is recorded.
Refer to Fig. 2, a kind of full-automatic micro-class records control system, and described system includes:
Micro-class controller 100, is used for triggering " micro-class " button, and micro-class controller sends C1 order recorded broadcast by WIFI or RS232
Main frame micro-class processing unit, it is subject number that C1 carries parameter, and subject number is selected by digital keys, and LCD screen can show；
Micro-class controls process software unit 200, is used for when receiving C1 order starting micro-class pattern and records, enters the record of micro-class pattern
Time processed, only gather computer picture and teacher's camera views, use the pattern synthesis of picture-in-picture；
When micro-class control process software unit is additionally operable to enter the recording of micro-class pattern, send C2 order to content of courses sub-module,
Notice content of courses sub-module starts to analyze courseware content；
Module 300 is analyzed in the content of courses, when being used for receiving C2 order, starts content analysis；
Knowledge point matching module 400, is used for carrying out knowledge point coupling；
Parsing module, for when micro-class control process software unit receives C4 order, resolving next knowledge point information, preserve and work as
Front micro-class, starts new knowledge point simultaneously and records, complete the control flow that micro-class is automatically recorded.
Wherein in an embodiment, described content of courses sub-module includes:
First extraction unit, is used for carrying out image preanalysis and decides whether that starting second step anticipatory knowledge point extracts, and first calculates
128 subband rectangular histograms H1 of present frame, are then converted to the characteristics of image word W1 of 128 by H1, and conversion method is H1 (n) > valve
During value T, W1 [n]=1 otherwise W1 [n]=0, then W1 and former frame tagged word W0 is obtained W2 as XOR, calculate W2
In be 1 figure place N, as N > threshold values T1 time, perform second step, the most do not perform second step.Threshold values T selects 128, and T1 is 100, uses
Family can be finely tuned voluntarily；
Second extraction unit, for extracting title from PPT file or computer video frame, title extracts according to font size feature and position
Put feature extraction, extract and be positioned at two field picture and be positioned at image and determine version 1/3 and font size is more than the content of average font size, know as preliminary election
Know point；
Send order C3, C3 to knowledge point matching module and carry transmission preliminary election knowledge point information and subject.
Wherein in an embodiment, described knowledge point matching module includes:
Record module, when being used for receiving C3 order, resolve the preliminary election knowledge point information subject sent, initially to knowledge point
Searching for the set of subject knowledge point in data base, then calculate that current preliminary election knowledge point gathers with knowledge point most preferably mates, currently
When knowledge point is different from a upper knowledge point, and a upper knowledge point was persistently recorded more than 5 minutes, and knowledge point matching module is to micro-class
Control process software unit and send C4 order, carry new knowledge point information, notify that micro-class controls process software unit and completes to work as
Front micro-class is recorded.
Being described in detail operation logic of the present invention above, the explanation of above-mentioned operation logic is only intended to help to understand
The method of the present invention and core concept thereof；Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, at tool
All will change on body embodiment and range of application, in sum, this specification content should not be construed as the present invention
Restriction.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, only with above-mentioned each function
The division of module is illustrated, and in actual application, can distribute above-mentioned functions by different function moulds as desired
Block completes, and the internal structure of device will be divided into different functional modules, to complete all or part of merit described above
Energy.The specific works process of the system of foregoing description, device and unit, the corresponding mistake being referred in preceding method embodiment
Journey, does not repeats them here.
The described unit illustrated as separating component can make or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize embodiment of the present invention scheme
Purpose.
It addition, each functional unit in each embodiment of the present invention can be integrated in a chip unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated on a unit.Above-mentioned integrated list
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part that in other words prior art contributed or this technical scheme completely or partially can be with the form of software product
Embodying, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server or the network equipment etc.) or processor (processor) perform the present invention each
All or part of step of method described in embodiment.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory
(ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD
The various media that can store program code.
Should be appreciated that each several part of embodiments of the present invention can use hardware, software, firmware or their combination to come in fact
Existing.In the above-described embodiment, multiple steps or method can be with storing in memory and by suitable instruction execution system
The software or the firmware that perform realize.Such as, if realized with hardware, with the most the same, can use this
Any one or their combination in following technology known to field realize；Have for data signal is realized logic function
The discrete logic of logic gates, there is the special IC of suitable combination logic gate circuit, gate array able to programme
Row (PGA), field programmable gate array (FPGA).
Being described in detail operation logic of the present invention above, the explanation of above-mentioned operation logic is only intended to help to understand
The method of the present invention and core concept thereof；Simultaneously for one of ordinary skill in the art, according to the thought of the present invention, at tool
All will change on body embodiment and range of application, in sum, this specification content should not be construed as the present invention
Restriction.
Claims (6)
1. a full-automatic micro-class recording control method, it is characterised in that described method includes:
Micro-class controller triggers " micro-class " button, and micro-class controller sends the C1 order micro-class of recorded broadcast main frame by WIFI or RS232
Processing unit, it is subject number that C1 carries parameter, and subject number is selected by digital keys, and LCD screen can show；
Micro-class controls to start micro-class pattern when process software unit receives C1 order and records, when entering the recording of micro-class pattern, only
Gather computer picture and teacher's camera views, use the pattern synthesis of picture-in-picture；
When micro-class controls process software unit entrance micro-class pattern recording, send C2 order, notice religion to content of courses sub-module
Learn content sub-module to start to analyze courseware content；
When content of courses sub-module receives C2 order, start content analysis；
Knowledge point matching module carries out knowledge point coupling；
When micro-class control process software unit receives C4 order, resolve next knowledge point information, preserve current micro-class, open simultaneously
Dynamic new knowledge point is recorded, and completes the control flow that micro-class is automatically recorded.
The full-automatic micro-class recording control method of one the most according to claim 1, it is characterised in that the described content of courses divides
When module receives C2 order, the step starting content analysis includes:
Content of courses sub-module carries out image preanalysis and decides whether that starting second step anticipatory knowledge point extracts, and first calculates current
128 subband rectangular histograms H1 of frame, are then converted to the characteristics of image word W1 of 128 by H1, and conversion method is H1 (n) > threshold values T
Time, W1 [n]=1 otherwise W1 [n]=0, then W1 and former frame tagged word W0 is obtained W2 as XOR, calculating W2 is
Figure place N of 1, as N > threshold values T1 time, perform second step, the most do not perform second step；
Threshold values T selects 128, and T1 is 100, and user can finely tune voluntarily；
Content of courses sub-module extracts title from PPT file or computer video frame, and title extracts according to font size feature and position
Feature extraction, extracts and is positioned at two field picture and is positioned at image and determine version 1/3 and font size and is more than the content of average font size, as preliminary election knowledge
Point；
Send order C3, C3 to knowledge point matching module and carry transmission preliminary election knowledge point information and subject.
The full-automatic micro-class recording control method of one the most according to claim 1, it is characterised in that described knowledge point is mated
Module carries out the step of knowledge point coupling and includes:
When knowledge point matching module receives C3 order, resolve the preliminary election knowledge point information subject sent, initially to knowledge
Searching for the set of subject knowledge point in point data base, then calculate that current preliminary election knowledge point gathers with knowledge point most preferably mates, when
When front knowledge point is different from a upper knowledge point, and a upper knowledge point was persistently recorded more than 5 minutes, and knowledge point matching module is to micro-
Class controls process software unit and sends C4 order, carries new knowledge point information, notifies that micro-class controls process software unit and completes
Current micro-class is recorded.
4. a full-automatic micro-class records control system, it is characterised in that described system includes:
Micro-class controller, is used for triggering " micro-class " button, and micro-class controller sends C1 order recorded broadcast main frame by WIFI or RS232
Micro-class processing unit, it is subject number that C1 carries parameter, and subject number is selected by digital keys, and LCD screen can show；
Micro-class controls process software unit, is used for when receiving C1 order starting micro-class pattern and records, enters micro-class pattern and record
Time, only gather computer picture and teacher's camera views, use the pattern synthesis of picture-in-picture；
Micro-class controls process software unit, when being used for entering the recording of micro-class pattern, sends C2 order to content of courses sub-module, logical
Know that content of courses sub-module starts to analyze courseware content；
Content of courses sub-module, when being used for receiving C2 order, starts content analysis；
Matching module, is used for carrying out knowledge point coupling；
Parsing module, for when micro-class control process software unit receives C4 order, resolving next knowledge point information, preserve and work as
Front micro-class, starts new knowledge point simultaneously and records, complete the control flow that micro-class is automatically recorded.
The full-automatic micro-class of one the most according to claim 4 records control system, it is characterised in that the described content of courses divides
Module includes:
First extraction unit, is used for carrying out image preanalysis and decides whether that starting second step anticipatory knowledge point extracts, and first calculates
128 subband rectangular histograms H1 of present frame, are then converted to the characteristics of image word W1 of 128 by H1, and conversion method is H1 (n) > valve
During value T, W1 [n]=1 otherwise W1 [n]=0, then W1 and former frame tagged word W0 is obtained W2 as XOR, calculate W2
In be 1 figure place N, as N > threshold values T1 time, perform second step, the most do not perform second step；
Threshold values T selects 128, and T1 is 100, and user can finely tune voluntarily；
Second extraction unit, for extracting title from PPT file or computer video frame, title extracts according to font size feature and position
Put feature extraction, extract and be positioned at two field picture and be positioned at image and determine version 1/3 and font size is more than the content of average font size, know as preliminary election
Know point；
Send order C3, C3 to knowledge point matching module and carry transmission preliminary election knowledge point information and subject.
The full-automatic micro-class of one the most according to claim 4 records control system, it is characterised in that described knowledge point is mated
Module includes:
Record module, when being used for receiving C3 order, resolve the preliminary election knowledge point information subject sent, initially to knowledge point
Searching for the set of subject knowledge point in data base, then calculate that current preliminary election knowledge point gathers with knowledge point most preferably mates, currently
When knowledge point is different from a upper knowledge point, and a upper knowledge point was persistently recorded more than 5 minutes, and knowledge point matching module is to micro-class
Control process software unit and send C4 order, carry new knowledge point information, notify that micro-class controls process software unit and completes to work as
Front micro-class is recorded.
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| CN106851162A (en) * | 2017-02-17 | 2017-06-13 | 成都依能科技股份有限公司 | video recording method and device |
| CN108055490A (en) * | 2017-10-25 | 2018-05-18 | 北京川上科技有限公司 | A kind of method for processing video frequency, device, mobile terminal and storage medium |
| CN111601112A (en) * | 2020-05-07 | 2020-08-28 | 恒基文化实业(深圳)有限公司 | Full-automatic micro-course recording control method and system |
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| CN103838579A (en) * | 2014-03-13 | 2014-06-04 | 上海景界信息科技有限公司 | Micro-course recording method and engine adopting android system |
| CN104978878A (en) * | 2015-06-26 | 2015-10-14 | 苏州点通教育科技有限公司 | Microlecture teaching system and method |
| CN105472285A (en) * | 2015-12-02 | 2016-04-06 | 青岛两栖蛙蛙信息技术有限公司 | Mini-course making system and method |
| CN105679123A (en) * | 2016-04-07 | 2016-06-15 | 广州市吉星信息科技有限公司 | Micro class recording method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106851162A (en) * | 2017-02-17 | 2017-06-13 | 成都依能科技股份有限公司 | video recording method and device |
| CN108055490A (en) * | 2017-10-25 | 2018-05-18 | 北京川上科技有限公司 | A kind of method for processing video frequency, device, mobile terminal and storage medium |
| CN111601112A (en) * | 2020-05-07 | 2020-08-28 | 恒基文化实业(深圳)有限公司 | Full-automatic micro-course recording control method and system |
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