CN109348272A - Processing method, information control center equipment and storage medium based on writing on the blackboard information - Google Patents
Processing method, information control center equipment and storage medium based on writing on the blackboard information Download PDFInfo
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- CN109348272A CN109348272A CN201811053141.4A CN201811053141A CN109348272A CN 109348272 A CN109348272 A CN 109348272A CN 201811053141 A CN201811053141 A CN 201811053141A CN 109348272 A CN109348272 A CN 109348272A
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- target image
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- 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
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
-
- 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
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/232—Content retrieval operation locally within server, e.g. reading video streams from disk arrays
-
- 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
- H04N21/27—Server based end-user applications
- H04N21/274—Storing end-user multimedia data in response to end-user request, e.g. network recorder
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/854—Content authoring
- H04N21/8547—Content authoring involving timestamps for synchronizing content
Abstract
The embodiment of the invention discloses a kind of processing method based on writing on the blackboard information, information control center equipment and computer storage mediums, the method is applied to an at least information control center equipment, the information control center equipment and image capture device communicate to connect, which comprises whether there is the real-time generation of writing on the blackboard information on the information control center equipment detection erasable board；If detecting the real-time generation on erasable board there are writing on the blackboard information, the multiframe target image for the writing on the blackboard information that the information control center equipment control described image acquisition equipment acquisition generates in real time, and record the timestamp of each frame target image；The information control center equipment will acquire the multiframe target image of equipment acquisition by described image and correspondent time be stored to local and/or synchronized upload to cloud server.
Description
Technical field
The present invention relates to technical field of information processing more particularly to a kind of processing methods based on writing on the blackboard information, information control
Central apparatus processed and computer storage medium.
Background technique
With the fast development of internet information, major E-learning Platform is applied and is given birth to.Currently, flat by Web education
Platform can be realized multimedia teaching, the various functions such as course automatic recording, playback.
However, student easily exists during classroom is recorded the note for the audience student to accept the education
Error of omission, obscure record, or even forget notes the case where appearance so that after class must by look for the notes of teacher or other classmates come
Reference record and review.Certainly, sometimes the notes of classmate are also possible to the case where there are incomplete recordings.
Therefore, it is necessary to solved by a kind of method intelligently recorded the note student attend class record the note it is existing above-mentioned various
Problem.
Summary of the invention
The embodiment of the present invention creatively provides a kind of based on writing on the blackboard to effectively solve problems of the prior art
Processing method, information control center equipment and the computer storage medium of information.
According to the first aspect of the invention, a kind of processing method based on writing on the blackboard information is provided, the method is applied to extremely
Few information control center equipment, the information control center equipment and image capture device communicate to connect, which comprises
It whether there is the real-time generation of writing on the blackboard information on the information control center equipment detection erasable board；If detected on erasable board
There are the real-time generations of writing on the blackboard information, then the information control center equipment control described image acquisition equipment acquisition generates in real time
Writing on the blackboard information multiframe target image, and record the timestamp of each frame target image；The information control center equipment will
The multiframe target image of equipment acquisition is acquired by described image and correspondent time is stored to local and/or synchronized upload to cloud
Hold server.
According to an embodiment of the present invention, equipment acquisition will be acquired by described image in the information control center equipment
Multiframe target image and correspondent time store to before local and/or synchronized upload to cloud server, the method is also
It include: that the information control center equipment is smooth for frame target image progress texture each in multiframe target image collected
Processing；Correspondingly, it is flat by texture for storing to local and/or synchronized upload to the multiframe target image of the cloud server
Sliding treated image.
According to an embodiment of the present invention, equipment acquisition will be acquired by described image in the information control center equipment
Multiframe target image and correspondent time store to before local and/or synchronized upload to cloud server, the method is also
It include: that the information control center equipment obtains the first control instruction, first control instruction is used to indicate to be directed to and be acquired
Multiframe target image carry out image preprocessing；The information control center equipment is based on first control obtained and refers to
It enables, carries out image preprocessing for frame image each in multiframe target image collected.
According to an embodiment of the present invention, the information control center equipment and main screen display device and at least one screen
It shows equipment communication connection, acquires the writing on the blackboard generated in real time in information control center equipment control described image acquisition equipment
The multiframe target image of information, and after recording the timestamp of each frame target image, the method also includes: the information control
Central apparatus processed obtains the second control instruction, second control instruction be used to indicate through the main screen display device and/or
Each secondary screen display device broadcasts multiframe target image collected；The information control center equipment is based on obtained second
Control instruction, will by described image acquire equipment multiframe target image collected be sent to the main screen display device and/
Or each secondary screen display device, the multiframe mesh is shown to control the main screen display device and/or each secondary screen display device
Logo image.
According to an embodiment of the present invention, the information control center equipment and local device communicate to connect, in the letter
Breath control centre's equipment will acquire the multiframe target image of equipment acquisition by described image and correspondent time is stored to local
And/or after synchronized upload to cloud server, the method also includes: the information control center equipment is obtained by described
The third control instruction that ground equipment is initiated, the third control instruction are used to indicate extraction and store to local and/or synchronized upload
To the multiframe target image of cloud server；The information control center equipment is based on third control instruction obtained, will deposit
Storage to local and/or synchronized upload to the multiframe target image of cloud server is sent to the local device, by described
Ground equipment controls the display of the multiframe target image.
According to an embodiment of the present invention, the information control center equipment and cloud server and terminal equipment in communication connect
It connects, the multiframe target image and correspondent time of equipment acquisition will be acquired by described image in the information control center equipment
It stores to local and/or synchronized upload to cloud server, the method also includes: the information control center equipment obtains
The 4th control instruction is obtained, the 4th control instruction is used to indicate terminal device and enters the inquiry of writing on the blackboard information by scanning recognition code
Interface, the identification code are used for the environmental information of unique identification writing on the blackboard information, and the writing on the blackboard information query interface includes at least two
The query option of a difference writing on the blackboard information；The information control center equipment is based on the 4th control instruction obtained, and instruction is eventually
End equipment scanning recognition code enters writing on the blackboard information query interface, and the selection in response to being directed at least one query option, from this
Ground and/or cloud server obtain writing on the blackboard information corresponding at least one described query option target image and it is corresponding when
Between stab.
According to the second aspect of the invention, a kind of information control center equipment, the information control center equipment are also provided
Communicated to connect with image capture device, the information control center equipment includes: detection unit, for detect on erasable board whether
There are the real-time generations of writing on the blackboard information；Processing unit is controlled, if there are the real-time of writing on the blackboard information on erasable board for detecting
It generates, then controls the multiframe target image for the writing on the blackboard information that described image acquisition equipment acquisition generates in real time, and record each frame
The timestamp of target image；The control processing unit is also used to that the multiframe target of equipment acquisition will be acquired by described image
Image and correspondent time are stored to local and/or synchronized upload to cloud server.
According to an embodiment of the present invention, the control processing unit is also used to, and will acquire equipment by described image
The multiframe target image and correspondent time of acquisition are stored to before local and/or synchronized upload to cloud server, for institute
Each frame target image carries out texture smoothing processing in the multiframe target image of acquisition；Correspondingly, storing to local and/or synchronous
The multiframe target image of the cloud server is uploaded to as the image after texture smoothing processing.
According to an embodiment of the present invention, the information control center equipment further includes instruction obtaining unit；Described instruction
Obtaining unit, for being stored with correspondent time to local by the multiframe target image for acquiring equipment acquisition by described image
And/or before synchronized upload to cloud server, the first control instruction is obtained, first control instruction is used to indicate for institute
The multiframe target image of acquisition carries out image preprocessing；The control processing unit is also used to, and is based on obtained described first
Control instruction carries out image preprocessing for frame image each in multiframe target image collected.
According to an embodiment of the present invention, the information control center equipment and main screen display device and at least one screen
Show equipment communication connection, the information control center equipment further includes instruction obtaining unit, and described instruction obtaining unit is used for
In the multiframe target figure for the writing on the blackboard information that information control center equipment control described image acquisition equipment acquisition generates in real time
Picture, and after recording the timestamp of each frame target image, the second control instruction is obtained, second control instruction is used to indicate
Multiframe target image collected is broadcasted by the main screen display device and/or each secondary screen display device；At the control
Reason unit is also used to, and is based on the second control instruction obtained, will acquire equipment multiframe target collected by described image
Image is sent to the main screen display device and/or each secondary screen display device, to control the main screen display device and/or each
A secondary screen display device shows the multiframe target image.
According to an embodiment of the present invention, the information control center equipment and local device communicate to connect, the information
Control centre's equipment further includes instruction obtaining unit, and described instruction obtaining unit, being used for will in the information control center equipment
The multiframe target image of equipment acquisition is acquired by described image and correspondent time is stored to local and/or synchronized upload to cloud
After holding server, the third control instruction initiated by the local device is obtained, the third control instruction, which is used to indicate, to be mentioned
It takes and stores to local and/or synchronized upload to the multiframe target image of cloud server；The control processing unit is also used to, base
In third control instruction obtained, it will store to local and/or synchronized upload to the multiframe target image of cloud server and send out
It send to the local device, to control the display of the multiframe target image by the local device.
According to an embodiment of the present invention, the information control center equipment is logical with cloud server and terminal device respectively
Letter connection, the information control center equipment further include instruction obtaining unit, described instruction obtaining unit, in the information
Control centre's equipment will acquire the multiframe target image of equipment acquisition by described image and correspondent time store to it is local and/
Or after synchronized upload to cloud server, the 4th control instruction is obtained, the 4th control instruction is used to indicate terminal device
Entering writing on the blackboard information query interface by scanning recognition code, the identification code is used for the environmental information of unique identification writing on the blackboard information,
The writing on the blackboard information query interface includes at least the query option of two different writing on the blackboard information；The control processing unit is also used
In based on the 4th control instruction obtained, instruction terminal equipment scanning recognition code enters writing on the blackboard information query interface, and responds
In the selection for being directed at least one query option, obtained and at least one described query option from local and/or cloud server
The target image and corresponding timestamp of corresponding writing on the blackboard information.
According to the third aspect of the invention we, and a kind of computer readable storage medium is provided, is stored in the storage medium
There are computer executable instructions, when executed for executing the processing side of the present invention based on writing on the blackboard information
Method.
Processing method, information control center equipment and the computer based on writing on the blackboard information are deposited through the embodiment of the present invention
Storage media, the information control center equipment can control image capture device collection plate letter breath in real time and further protects
Writing on the blackboard information collected is deposited to local and/or synchronized upload to cloud server.In this way, student can attentively listen on class
It says, on class by way of by information control center device broadcasts writing on the blackboard information collected or after class by by information control
The mode of central apparatus controlling terminal equipment query writing on the blackboard information processed realizes and complete writing on the blackboard on classroom checked and being reviewed, from
And the learning efficiency of student is effectively improved, promote user experience.
It is to be appreciated that the teachings of the present invention does not need to realize whole beneficial effects recited above, but it is specific
Technical solution may be implemented specific technical effect, and other embodiments of the invention can also be realized and not mentioned above
Beneficial effect.
Detailed description of the invention
The following detailed description is read with reference to the accompanying drawings, above-mentioned and other mesh of exemplary embodiment of the invention
, feature and advantage will become prone to understand.In the accompanying drawings, if showing by way of example rather than limitation of the invention
Dry embodiment, in which:
In the accompanying drawings, identical or corresponding label indicates identical or corresponding part.
Fig. 1 shows classroom/meeting room actual scene schematic diagram of the embodiment of the present invention based on writing on the blackboard information processing；
The implementation process schematic diagram of processing method Fig. 2 shows the embodiment of the present invention based on writing on the blackboard information；
Fig. 3 shows student in one application example of the present invention and passes through mobile terminal to search and check the reality of classroom blackboard-writing information
Existing flow diagram；
Fig. 4 shows the composed structure schematic diagram of information control center equipment of the embodiment of the present invention.
Specific embodiment
To keep the purpose of the present invention, feature, advantage more obvious and understandable, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is only a part of the embodiment of the present invention, and not all embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
The principle and spirit of the invention are described below with reference to several illustrative embodiments.It should be appreciated that providing this
A little embodiments are used for the purpose of making those skilled in the art can better understand that realizing the present invention in turn, and be not with any
Mode limits the scope of the invention.On the contrary, thesing embodiments are provided so that the present invention is more thorough and complete, and energy
It enough will fully convey the scope of the invention to those skilled in the art.
The technical solution of the present invention is further elaborated in the following with reference to the drawings and specific embodiments.
Fig. 1 shows classroom/meeting room actual scene schematic diagram of the embodiment of the present invention based on writing on the blackboard information processing.
As shown in Figure 1, being provided with information control center equipment in classroom/meeting room described in the embodiment of the present invention, image is adopted
Collect equipment, erasable board, local device, main screen display device and next screen display device.Wherein, information control center equipment is whole
The control core of information processing system in a classroom/meeting room can have speaker to write in the enterprising andante book of erasable board,
In the case where having writing on the blackboard information to generate in real time, control image capture device carrys out the multiple image of collection plate letter breath.Further
The information content on the erasable board of acquisition can be transferred to main screen and shown and set by ground under the control of information control center equipment
It is shown on standby, equally, the information content on erasable board can also be broadcast on each secondary screen display device and be shown,
In this way, only the secondary screen display device of group can know writing on the blackboard of the speaker on erasable board to each group member where watching oneself,
It is very convenient.
In addition, information control center equipment can also be used to control the display behaviour of main screen display device and time screen display device
Make, information control center equipment is communicated to connect with main screen display device and each secondary screen display device respectively, which can be with
It is wired connection, is also possible to wireless connection, the embodiment of the present invention is not intended to limit the communication connection mode of equipment room.Such as figure
Shown in 1, indoor student or the personnel participating in the meeting of meeting is taught to be divided into 6 groups, each group respectively corresponds different small group screens, i.e.,
Secondary screen display device, and there are 5 seats in each group, the secondary screen that the seat arrangement in each group is proximate to the group is shown
Equipment is arranged.It should be noted that the amount of seats in the quantity being grouped and each group can be according to actual needs
It is set, more limitations is not done to quantity in the embodiment of the present invention.Certainly, the information content that main screen display device is shown for
The indoor all group member's viewings of classroom/meeting；And the information content that secondary screen display device is shown is also for its group member viewing.Main screen
Display equipment is usually operated by speaker and is used, and secondary screen display device is used as the group member in group and operates and make
?.The information content that main screen display device is shown can also be broadcast on each secondary screen display device and carry out simultaneous display, that
, each group group member only uses the secondary screen display device for watching this group, without reviewing main screen display equipment.
Here, its handheld device, the i.e. information content on terminal device can also be transferred to corresponding screen display by group member
It is shown in equipment.Moreover, the held terminal device of group member, which can also be inquired, is arranged control Image Acquisition by information control center
Equipment writing on the blackboard information collected and/or other classroom associated multimedia information, such as PPT content more common on classroom.
Processing side below with reference to classroom shown in FIG. 1/meeting room environmental, to the embodiment of the present invention based on writing on the blackboard information
Method is described in detail.
The implementation process schematic diagram of processing method Fig. 2 shows the embodiment of the present invention based on writing on the blackboard information.
As shown in Fig. 2, the processing method based on writing on the blackboard information described in the embodiment of the present invention is controlled applied to an at least information
Central apparatus, the information control center equipment and image capture device communicate to connect, which comprises operation 201, information
Control centre's equipment detects the real-time generation that whether there is writing on the blackboard information on erasable board；Operation 202, if detected on erasable board
There are the real-time generations of writing on the blackboard information, then information control center equipment control described image acquisition equipment acquires the plate generated in real time
The multiframe target image of letter breath, and record the timestamp of each frame target image；Operation 203, information control center equipment will
The multiframe target image of equipment acquisition is acquired by described image and correspondent time is stored to local and/or synchronized upload to cloud
Hold server.
It here, can be for arbitrarily with Image Acquisition function for acquiring the image capture device of the writing on the blackboard information generated in real time
The equipment of energy, such as camera, video camera, camera, scanner or other equipment (such as mobile phones, tablet computer with camera function
Deng).Described image acquires equipment can be with timing acquiring multiframe target image, such as every specified time interval to the plate generated in real time
Letter breath carries out an Image Acquisition.Wherein, the specified time interval can be preset, can also be intelligently with giving birth to
At writing on the blackboard information renewal rate and adaptively adjust.
Meanwhile in order to guarantee subsequent user (such as student) can according to the corresponding time selectivity of writing on the blackboard information to adopt
The target image of collection is checked and/or is reviewed, therefore while acquiring the multiframe target image, record each frame target figure
The timestamp of picture.Further, information control center equipment will acquire the multiframe target image of equipment acquisition by described image
It stores with correspondent time to local and/or synchronized upload to cloud server.
In this way, student can attentively pay attention to the class on class, by collected by information control center device broadcasts on class
The mode of writing on the blackboard information or after class by way of by information control center Facility Control Terminal equipment query writing on the blackboard information, it is real
Now complete writing on the blackboard on classroom is checked and reviewed, to effectively improve the learning efficiency of student, promotes user experience.
According to an embodiment of the present invention, multiframe target image collected and correspondent time are stored in operation 203
While to local and/or synchronized upload to cloud server, can also by with the multimedia messages of writing on the blackboard information association together
It stores to local and/or synchronized upload to cloud server, so that student searches at any time and checks the multimedia messages.
During the realization of operation 202 referred to above, since writing on the blackboard carrier (such as blackboard or blank) certainly exists
A degree of uneven situation, therefore cause target image collected there are the uneven phenomenon on texture, from
And influence writing on the blackboard information visuallization effect.
To solve the above-mentioned problems, according to an embodiment of the present invention, before operation 203, the method also includes: letter
It ceases control centre's equipment and carries out texture smoothing processing for frame target image each in multiframe target image collected；Accordingly
, storing to local and/or synchronized upload to the multiframe target image of the cloud server is after texture smoothing processing
Image.
During the realization of operation 202 referred to above, since writing on the blackboard carrier (such as blackboard or blank) certainly exists
A degree of uneven situation, therefore cause target image collected there are the uneven phenomenon on texture, from
And influence writing on the blackboard information visuallization effect.In addition, poor due to existing in the indoor luminous environment of not different time sections classroom/meeting
The opposite sex, so there may be distortions to a certain extent by image capture device acquired image.
To solve the above-mentioned problems, according to an embodiment of the present invention, before operation 203, the method also includes: letter
It ceases control centre's equipment and obtains the first control instruction, first control instruction is used to indicate for multiframe target figure collected
As carrying out image preprocessing；The information control center equipment is based on first control instruction obtained, for being acquired
Multiframe target image in each frame image carry out image preprocessing.
Here, first control instruction (can be certainly not limited to by special control operation panel in acquisition speaker
The identity of speaker, all other men can also be used to operation control panel) operational order after issue, can also be by speaker
People (be certainly not limited to be speaker identity, all other men can also be used to operate) operation handheld device (such as mobile phone, plate
Computer, hand-held remote controller etc.)/fixed equipment issue, on condition that the handheld device/fixed equipment to establish with information control in
The communication connection of heart equipment, and can come as the instruction triggers equipment of information control center equipment using.
Such as: speaker is controlled the image preprocessing button on operation panel or double-clicked by pressing is pre-installed in information
The corresponding icon of figure software is repaired in control centre's equipment, to issue the first control instruction to information control center equipment；
Alternatively, speaker passes through the image on trigger action board interface by handheld device/fixed equipment register board interface
Pretreatment button is double-clicked and is pre-installed in information control center equipment and repairs the corresponding icon of figure software, with to information
Control centre's equipment issues the first control instruction.
Here, described image pretreatment may include texture smoothing processing involved in previous embodiment, also may include
Other are used to enhance any pretreatment mode of image quality.
According to an embodiment of the present invention, the information control center equipment and main screen display device and at least one screen
Show equipment communication connection, after operation 202, the method also includes: information control center equipment obtains the second control and refers to
It enables, second control instruction is used to indicate collected by the main screen display device and each secondary screen display device broadcast
Multiframe target image；Further, it is based on the second control instruction obtained, it is collected equipment will to be acquired by described image
Multiframe target image be sent to the main screen display device and/or each secondary screen display device, shown with controlling the main screen
Equipment and/or each secondary screen display device show the multiframe target image.In this way, student can attentively pay attention to the class on class,
By by information control center device broadcasts writing on the blackboard information collected to main screen display device and/or each screen display on class
Equipment, i.e., small group screen, allow each group member directly by main screen display device or nearest secondary screen display device come pair
Writing on the blackboard information is checked, to promote user experience.
According to an embodiment of the present invention, the information control center equipment and local device communicate to connect, in operation 203
Later, the method also includes: information control center equipment to obtain the third control instruction initiated by the local device, described
Third control instruction is used to indicate extraction and stores to local and/or synchronized upload to the multiframe target image of cloud server；Institute
It states information control center equipment and is based on third control instruction obtained, will store to local and/or synchronized upload to cloud and take
The multiframe target image of business device is sent to the local device, to control the multiframe target image by the local device
Display.In this way, speaker can be not repeated to waste time or energy is in writing on the blackboard writing during secondary lecture, and
It is that can directly control whether to show by main screen display device or other equipment with display screen by local device
Extracted multiframe target image, so that student checks, to promote user experience.
According to an embodiment of the present invention, the information control center equipment and cloud server and terminal equipment in communication connect
It connects, after operation 203, the method also includes: information control center equipment obtains the 4th control instruction, the 4th control
Instruction is used to indicate terminal device and enters writing on the blackboard information query interface by scanning recognition code, and the identification code is used for unique identification
The environmental information of writing on the blackboard information, the writing on the blackboard information query interface include at least the query option of two different writing on the blackboard information；Institute
It states information control center equipment and is based on the 4th control instruction obtained, instruction terminal equipment scanning recognition code enters writing on the blackboard information
Query interface, and the selection in response to being directed at least one query option, from local and/or cloud server obtain with it is described to
The target image and corresponding timestamp of few corresponding writing on the blackboard information of a query option.
Here, the identification code is usually two dimensional code or bar code.The identification code is commonly used for unique identification plate
The environmental information of letter breath, i.e. classroom/meeting room number.It is preparatory that the writing on the blackboard information query interface generally includes application developers
According to the query option of multiple writing on the blackboard information of curriculum schedule setting, such as different time sections, the query option of different course types.
It should be added that storing by operation 203 referred to above to local and/or synchronized upload
Target image to the related writing on the blackboard information of cloud server can carry out classified and stored in local and/or cloud.It specifically, can root
Classified and stored is carried out according to the school timetable of the environmental information (such as classroom/meeting room number) of writing on the blackboard information, as corresponding to the writing on the blackboard information
Period and course types etc..
Certainly, in practical applications, student can open and run in advance by hand-held terminal device the first application or
Log in the first application service platform；Mould is inquired for writing on the blackboard information in the first application or the first application service platform in response to student
The triggering of block enters prescan state in advance.In this way, it is based on the 4th control instruction obtained in information control center equipment,
In the case that instruction terminal equipment executes scanning recognition code, writing on the blackboard information can be timely entered by scanning recognition code and inquire boundary
Face.
Here, first application is usually the backstage clothes for the subsidiary writing on the blackboard information searching function developed in advance with developer
It is engaged in corresponding installation application on the terminal device.Similar, first application service platform is usually and developer
The corresponding network platform of background service for the subsidiary writing on the blackboard information searching function developed in advance, such as public platform platform.
In an application example, as shown in figure 3, being acquired on the early 8 points the English class in No. 45 classrooms by acquisition device
Multiframe is directed to the target image of the writing on the blackboard information generated in real time, while record has corresponding timestamp；Later, will be collected
Multiframe target image and corresponding timestamp are stored to local and/or synchronized upload to cloud and are saved.In this way, student looks into subsequent
When seeing and/or review, it can use terminal device and looked into for writing on the blackboard information in the first application or the first application service platform
It askes module (i.e. cloud notes module), scans the identification code in No. 45 classrooms, be directly entered writing on the blackboard information query interface, select corresponding
8 points early, the English class option can search for and check part or all of target image.
Processing method, information control center equipment and the computer based on writing on the blackboard information are deposited through the embodiment of the present invention
Storage media, the information control center equipment can control image capture device collection plate letter breath in real time and further protects
Writing on the blackboard information collected is deposited to local and/or synchronized upload to cloud server.In this way, student can attentively listen on class
It says, on class by way of by information control center device broadcasts writing on the blackboard information collected or after class by by information control
The mode of central apparatus controlling terminal equipment query writing on the blackboard information processed realizes and complete writing on the blackboard on classroom checked and being reviewed, from
And the learning efficiency of student is effectively improved, promote user experience.
The embodiment of the invention also provides a kind of computer readable storage medium, being stored with computer in the storage medium can
It executes instruction, when executed for executing the processing method based on writing on the blackboard information described in the embodiment of the present invention.
Fig. 4 shows the composed structure schematic diagram of information control center equipment of the embodiment of the present invention.As shown in figure 4, this hair
Information control center equipment described in bright embodiment and image capture device communicate to connect, and the information control center equipment includes:
Detection unit 401, for detecting the real-time generation that whether there is writing on the blackboard information on erasable board；
Processing unit 402 is controlled, if controlling institute for detecting the real-time generation on erasable board there are writing on the blackboard information
The multiframe target image for the writing on the blackboard information that image capture device acquisition generates in real time is stated, and records the time of each frame target image
Stamp；
The control processing unit 402, be also used to will by described image acquire equipment acquisition multiframe target image with
Correspondent time is stored to local and/or synchronized upload to cloud server.
According to an embodiment of the present invention, the control processing unit 402 is also used to, and is set that will be acquired by described image
The multiframe target image and correspondent time of standby acquisition are stored to before local and/or synchronized upload to cloud server, for
Each frame target image carries out texture smoothing processing in multiframe target image collected；Correspondingly, storing to local and/or same
Step is uploaded to the multiframe target image of the cloud server as the image after texture smoothing processing.
According to an embodiment of the present invention, as shown in figure 4, the information control center equipment further includes instruction obtaining unit
403；Described instruction obtaining unit 403, for will by described image acquire equipment acquisition multiframe target image with it is corresponding
Timestamp is stored to before local and/or synchronized upload to cloud server, obtains the first control instruction, and first control refers to
Order, which is used to indicate, carries out image preprocessing for multiframe target image collected；The control processing unit 402 is also used to, base
In first control instruction obtained, image is carried out for frame image each in multiframe target image collected and is located in advance
Reason.
According to an embodiment of the present invention, the information control center equipment and main screen display device and at least one screen
Show equipment communication connection, the information control center equipment further includes instruction obtaining unit 403, described instruction obtaining unit
403, for acquiring the more of the writing on the blackboard information generated in real time in information control center equipment control described image acquisition equipment
Frame target image, and after recording the timestamp of each frame target image, obtain the second control instruction, second control instruction
It is used to indicate and multiframe target image collected is broadcasted by the main screen display device and/or each secondary screen display device；Institute
It states control processing unit 402 to be also used to, is based on the second control instruction obtained, equipment will be acquired by described image and be acquired
Multiframe target image be sent to the main screen display device and/or each secondary screen display device, shown with controlling the main screen
Equipment and/or each secondary screen display device show the multiframe target image.
According to an embodiment of the present invention, the information control center equipment and local device communicate to connect, the information
Control centre's equipment further includes instruction obtaining unit 403, described instruction obtaining unit 403, in the information control center
Equipment will by described image acquire equipment acquisition multiframe target image and correspondent time store to local and/or it is synchronous on
After reaching cloud server, the third control instruction initiated by the local device is obtained, the third control instruction is used for
Instruction, which is extracted, to be stored to local and/or synchronized upload to the multiframe target image of cloud server；The control processing unit 402
It is also used to, is based on third control instruction obtained, will store to local and/or synchronized upload to the multiframe mesh of cloud server
Logo image is sent to local device, to control the display of the multiframe target image by the local device.
According to an embodiment of the present invention, the information control center equipment and cloud server and terminal equipment in communication connect
It connects, the information control center equipment further includes instruction obtaining unit 403, described instruction obtaining unit 403, in the letter
Breath control centre's equipment will acquire the multiframe target image of equipment acquisition by described image and correspondent time is stored to local
And/or after synchronized upload to cloud server, the 4th control instruction is obtained, the 4th control instruction is used to indicate terminal and sets
Standby to enter writing on the blackboard information query interface by scanning recognition code, environment of the identification code for unique identification writing on the blackboard information is believed
Breath, the writing on the blackboard information query interface include at least the query option of two different writing on the blackboard information；The control processing unit 402
It being also used to, is based on the 4th control instruction obtained, instruction terminal equipment scanning recognition code enters writing on the blackboard information query interface, and
In response to being directed to the selection of at least one query option, obtained and at least one described inquiry from local and/or cloud server
The target image and corresponding timestamp of the corresponding writing on the blackboard information of option.
It need to be noted that: the description of above embodiments, the description with preceding method embodiment be it is similar, have
The similar beneficial effect with embodiment of the method, therefore do not repeat them here.For technical detail undisclosed in the embodiment of the present invention, ask
Referring to embodiment of the present invention method description and understand, to save length, therefore repeat no more.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include more elements not only include those elements, but also
Including other elements that are not explicitly listed, or further include for this process, method, article or device intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, there is also other identical elements in article or device.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.Apparatus embodiments described above are merely indicative, for example, the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, such as: multiple units or components can combine, or
It is desirably integrated into another system, or some features can be ignored or not executed.In addition, shown or discussed each composition portion
Mutual coupling or direct-coupling or communication connection is divided to can be through some interfaces, the INDIRECT COUPLING of equipment or unit
Or communication connection, it can be electrical, mechanical or other forms.
Above-mentioned unit as illustrated by the separation member, which can be or may not be, to be physically separated, aobvious as unit
The component shown can be or may not be physical unit；Both it can be located in one place, and may be distributed over multiple network lists
In member；Some or all of units can be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated in one processing unit, it can also
To be each unit individually as a unit, can also be integrated in one unit with two or more units；It is above-mentioned
Integrated unit both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can store in computer-readable storage medium, which exists
When execution, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes: movable storage device, read-only deposits
The various media that can store program code such as reservoir (Read Only Memory, ROM), magnetic or disk.
If alternatively, the above-mentioned integrated unit of the present invention is realized in the form of software function module and as independent product
When selling or using, it also can store in a computer readable storage medium.Based on this understanding, the present invention is implemented
Substantially the part that contributes to existing technology can be embodied in the form of software products the technical solution of example in other words,
The computer software product is stored in a storage medium, including some instructions are used so that computer equipment (can be with
It is personal computer, server or network equipment etc.) execute all or part of each embodiment the method for the present invention.
And storage medium above-mentioned includes: various Jie that can store program code such as movable storage device, ROM, magnetic or disk
Matter.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of processing method based on writing on the blackboard information, which is characterized in that the method is applied to an at least information control center
Equipment, the information control center equipment and image capture device communicate to connect, which comprises
It whether there is the real-time generation of writing on the blackboard information on the information control center equipment detection erasable board；
If detecting the real-time generation on erasable board there are writing on the blackboard information, the information control center equipment controls the figure
As the multiframe target image for the writing on the blackboard information that acquisition equipment acquisition generates in real time, and record the timestamp of each frame target image；
The information control center equipment will acquire the multiframe target image and correspondent time of equipment acquisition by described image
It stores to local and/or synchronized upload to cloud server.
2. processing method according to claim 1, which is characterized in that the information control center equipment will be by described
The multiframe target image and correspondent time of image capture device acquisition are stored to local and/or synchronized upload to cloud server
Before, the method also includes:
The information control center equipment is smooth for frame target image progress texture each in multiframe target image collected
Processing；
Correspondingly, it is flat by texture for storing to local and/or synchronized upload to the multiframe target image of the cloud server
Sliding treated image.
3. processing method according to claim 1, which is characterized in that the information control center equipment will be by described
The multiframe target image and correspondent time of image capture device acquisition are stored to local and/or synchronized upload to cloud server
Before, the method also includes:
The information control center equipment obtains the first control instruction, and first control instruction is used to indicate for collected
Multiframe target image carries out image preprocessing；
The information control center equipment is based on first control instruction obtained, for multiframe target image collected
In each frame image carry out image preprocessing.
4. processing method according to any one of claims 1 to 3, which is characterized in that the information control center equipment with
Main screen display device and at least one screen display device communication connection, control described image in the information control center equipment
The multiframe target image of writing on the blackboard information that acquisition equipment acquisition generates in real time, and record each frame target image timestamp it
Afterwards, the method also includes:
The information control center equipment obtains the second control instruction, and second control instruction is used to indicate through the main screen
Show that equipment and/or each secondary screen display device broadcast multiframe target image collected；
The information control center equipment is based on the second control instruction obtained, will acquire equipment by described image and be acquired
Multiframe target image be sent to the main screen display device and/or each secondary screen display device, shown with controlling the main screen
Equipment and/or each secondary screen display device show the multiframe target image.
5. processing method according to any one of claims 1 to 3, which is characterized in that the information control center equipment with
Local device communication connection will acquire the multiframe target figure of equipment acquisition in the information control center equipment by described image
As storing with correspondent time to local and/or synchronized upload to cloud server, the method also includes:
The information control center equipment obtains the third control instruction initiated by the local device, the third control instruction
Extraction is used to indicate to store to local and/or synchronized upload to the multiframe target image of cloud server；
The information control center equipment is based on third control instruction obtained, will store to local and/or synchronized upload extremely
The multiframe target image of cloud server is sent to the local device, to control the multiframe target by the local device
The display of image.
6. processing method according to any one of claims 1 to 3, which is characterized in that the information control center equipment with
Cloud server is connected with terminal equipment in communication, and equipment acquisition will be acquired by described image in the information control center equipment
Multiframe target image and correspondent time store to local and/or synchronized upload to cloud server, the method is also
Include:
The information control center equipment obtains the 4th control instruction, and the 4th control instruction is used to indicate terminal device and passes through
Scanning recognition code enters writing on the blackboard information query interface, and the identification code is used for the environmental information of unique identification writing on the blackboard information, described
Writing on the blackboard information query interface includes at least the query option of two different writing on the blackboard information；
The information control center equipment is based on the 4th control instruction obtained, and instruction terminal equipment scanning recognition code enters plate
Letter ceases query interface, and the selection in response to being directed at least one query option, from local and/or cloud server obtain with
The target image and corresponding timestamp of the corresponding writing on the blackboard information of at least one query option.
7. a kind of information control center equipment, which is characterized in that the information control center equipment is communicated with image capture device
Connection, the information control center equipment include:
Detection unit, for detecting the real-time generation that whether there is writing on the blackboard information on erasable board；
Processing unit is controlled, if controlling described image for detecting the real-time generation on erasable board there are writing on the blackboard information
The multiframe target image for the writing on the blackboard information that acquisition equipment acquisition generates in real time, and record the timestamp of each frame target image；
The control processing unit is also used to that multiframe target image and the corresponding time of equipment acquisition will be acquired by described image
Stamp is stored to local and/or synchronized upload to cloud server.
8. information control center equipment according to claim 7, which is characterized in that
The control processing unit is also used to, will by described image acquire equipment acquisition multiframe target image with to it is corresponding when
Between stab and store to before local and/or synchronized upload to cloud server, for each frame in multiframe target image collected
Target image carries out texture smoothing processing；
Correspondingly, it is flat by texture for storing to local and/or synchronized upload to the multiframe target image of the cloud server
Sliding treated image.
9. information control center equipment according to claim 7, which is characterized in that the information control center equipment is also wrapped
Include instruction obtaining unit；
Described instruction obtaining unit, in the multiframe target image that will acquire equipment acquisition by described image and corresponding time
Stamp is stored to before local and/or synchronized upload to cloud server, obtains the first control instruction, and first control instruction is used
Image preprocessing is carried out for multiframe target image collected in instruction；
The control processing unit is also used to, and first control instruction obtained is based on, for multiframe target collected
Each frame image carries out image preprocessing in image.
10. a kind of computer readable storage medium, computer executable instructions are stored in the storage medium, work as described instruction
It is performed and requires the processing method based on writing on the blackboard information described in any one of 1-6 for perform claim.
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| CN201811053141.4A CN109348272A (en) | 2018-09-10 | 2018-09-10 | Processing method, information control center equipment and storage medium based on writing on the blackboard information |
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| CN201811053141.4A CN109348272A (en) | 2018-09-10 | 2018-09-10 | Processing method, information control center equipment and storage medium based on writing on the blackboard information |
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