CN110209637A - A kind of store method and its device of the writing on the blackboard being written on touch screen terminal - Google Patents
A kind of store method and its device of the writing on the blackboard being written on touch screen terminal Download PDFInfo
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- CN110209637A CN110209637A CN201810746772.8A CN201810746772A CN110209637A CN 110209637 A CN110209637 A CN 110209637A CN 201810746772 A CN201810746772 A CN 201810746772A CN 110209637 A CN110209637 A CN 110209637A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/13—File access structures, e.g. distributed indices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F40/00—Handling natural language data
- G06F40/10—Text processing
- G06F40/103—Formatting, i.e. changing of presentation of documents
- G06F40/117—Tagging; Marking up; Designating a block; Setting of attributes
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Abstract
The invention discloses the store methods and its device of a kind of writing on the blackboard for being written on touch screen terminal, this method comprises: obtaining the corresponding data information of writing on the blackboard, the writing on the blackboard includes the content write in touch screen terminal；The data information is stored with rtsp format, obtains storage file.By storing the corresponding data information of writing on the blackboard with rtsp format, the preservation for the writing on the blackboard write to touch screen terminal is realized.
Description
Technical field
The present invention relates to Teaching Technology of Multimedia, the store method of espespecially a kind of writing on the blackboard for being written on touch screen terminal and its
Device.
Background technique
With the development of science and technology, Teaching Technology of Multimedia is also widely applied therewith.
In general, in Multimedia Teaching, the video of teachers' instruction or teacher are that the PPT that does of teaching can be
It is supplied to student under class, for reviewing after students in class.
However, present inventor has found during being this case above-mentioned prior art, it in the prior art can not be right
The writing on the blackboard that teacher writes on the touchscreen saves.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of store methods of writing on the blackboard for being written on touch screen terminal
And its device, it is able to solve the problem of can not saving to the writing on the blackboard that teacher writes on the touchscreen.
In order to reach the object of the invention, the present invention provides a kind of store method of writing on the blackboard for being written on touch screen terminal,
Include:
The corresponding data information of writing on the blackboard is obtained, the writing on the blackboard includes the content write in touch screen terminal；
The data information is stored with rtsp format, obtains storage file.
Further, described to store the data information with rtsp format, obtain storage file, comprising:
The corresponding data information of every plate writing on the blackboard is stored with tag format, obtains the first label file of every plate writing on the blackboard；
First label file of all writings on the blackboard is spliced with time sequencing, and is stored with tag format, obtains second
Label file, all writings on the blackboard include at least two every plate writings on the blackboard；
Second label file is stored by suffix name of rtsp, obtains the storage file.
Further, the tag format, comprising:
<bookmark name, writing on the blackboard initial address>content<bookmark name, writing on the blackboard by address>, wherein the content
Include at least: coordinate information, Background color information, brush color information and base64 thumbnail.
Further, described to store the data information with rtsp format, after obtaining storage file, also wrap
It includes:
Using the writing on the blackboard by the time as key, the storage file is encrypted, obtain encryption storage file.
Further, described to store the data information with rtsp format, after acquisition storage file, further includes:
Acquisition request information, the solicited message are used to read the request of the storage file；
According to the solicited message and key database, decruption key is obtained, the key database is stored with rtsp
The one to one relation of format storage file name and key；
According to the decruption key, the storage file is decrypted, the string content of the writing on the blackboard after being decrypted；
According to the string content and regular expression, the string content is shown.
The present invention also provides a kind of save sets of writing on the blackboard for being written on touch screen terminal, comprising:
Module is obtained, for obtaining the corresponding data information of writing on the blackboard, the writing on the blackboard includes in touch screen terminal writing
Hold；
Memory module obtains storage file for storing the data information with rtsp format.
Further, the memory module, specifically for the corresponding data information of every plate writing on the blackboard is stored with tag format,
Obtain the first label file of every plate writing on the blackboard；First label file of all writings on the blackboard is spliced with time sequencing, and with mark
Format storage is signed, the second label file is obtained, all writings on the blackboard include at least two every plate writings on the blackboard；Described second is marked
Label file is stored by suffix name of rtsp, obtains the storage file.
Further, the tag format, comprising:
<bookmark name, writing on the blackboard initial address>content<bookmark name, writing on the blackboard by address>, wherein
The content includes at least: coordinate information, Background color information, brush color information and base64 thumbnail.
Further, further includes: encrypting module；
The encrypting module, for using the writing on the blackboard by the time as key, the storage file is encrypted, is obtained
Storage file must be encrypted.
Further, further includes: deciphering module, display module；
The acquisition module is also used to acquisition request information, and the solicited message is for reading asking for the storage file
It asks；According to the solicited message and key database, decruption key is obtained, the key database is stored with rtsp format and deposits
Store up the one to one relation of filename and key；
The deciphering module, for the storage file being decrypted, after being decrypted according to the decruption key
The string content of writing on the blackboard；
The display module, for according to the string content and regular expression, to the string content into
Row display.
Compared with prior art, the present invention includes obtaining the corresponding data information of writing on the blackboard, and the writing on the blackboard is included in touch screen
The content that terminal is write；The data information is stored with rtsp format, obtains storage file.By the way that writing on the blackboard is corresponding
Data information is stored with rtsp format, realizes the preservation for the writing on the blackboard write to touch screen terminal.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide to further understand technical solution of the present invention, and constitutes part of specification, with this
The embodiment of application technical solution for explaining the present invention together, does not constitute the limitation to technical solution of the present invention.
Fig. 1 is the schematic diagram of one embodiment of store method for the writing on the blackboard that present specification writes on touch screen terminal；
Fig. 2 is the structural schematic diagram of one embodiment of save set for the writing on the blackboard that present specification writes on touch screen terminal；
Fig. 3 is the structural schematic diagram of two embodiment of save set for the writing on the blackboard that present specification writes on touch screen terminal.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
Step shown in the flowchart of the accompanying drawings can be in a computer system such as a set of computer executable instructions
It executes.Also, although logical order is shown in flow charts, and it in some cases, can be to be different from herein suitable
Sequence executes shown or described step.
Fig. 1 is the schematic diagram of one embodiment of store method for the writing on the blackboard that present specification writes on touch screen terminal；Such as Fig. 1 institute
Show, the executing subject of the present embodiment can be the writing on the blackboard save set for being written on touch screen terminal, touch screen provided by the invention
The writing on the blackboard store method that terminal is write, comprising:
Step 101 obtains the corresponding data information of writing on the blackboard.
In the present embodiment, the writing on the blackboard includes the content write in touch screen terminal.Specifically, the data information can be with
Include at least: coordinate information, Background color information, brush color information and base4 thumbnail.
The applicable scene of the present embodiment may include:
First be applicable in scene, get save writing on the blackboard instruction when, for example, teacher click writing on the blackboard save key；
Second applicable scene, when getting a newly-built blank page, that is to say, that the present embodiment a newly-built blank page it
Before, need the writing on the blackboard shown to current touch screen to store.
Step 102 stores the data information with rtsp format, obtains storage file.
For storing the data information with rtsp format, storage file is obtained, it is real to include at least following two
Existing mode:
The first implementation is a plate writing on the blackboard for writing on the blackboard, that is, a touch screen show writing on the blackboard when, by the number
It is believed that breath is stored with rtsp format, the implementation for obtaining storage file is specifically included:
The corresponding data information of writing on the blackboard is stored with tag format, obtains the first label file of every plate writing on the blackboard；Then, will
First label file is stored by suffix name of rtsp, obtains the storage file.
Second of implementation, for when writing on the blackboard is at least two plate writing on the blackboard, by the data information with the progress of rtsp format
Storage, the implementation for obtaining storage file specifically include:
The corresponding data information of every plate writing on the blackboard is stored with tag format, obtains the first label file of every plate writing on the blackboard；It will
First label file of all writings on the blackboard is spliced with time sequencing, and is stored with tag format, and the second label file, institute are obtained
All writings on the blackboard are stated including at least two every plate writings on the blackboard；Second label file is stored by suffix name of rtsp,
Obtain the storage file.
In the present embodiment, the corresponding data information of writing on the blackboard is obtained, the writing on the blackboard includes in touch screen terminal writing
Hold；The data information is stored with rtsp format, obtains storage file.By by the corresponding data information of writing on the blackboard with
Rtsp format is stored, and the preservation for the writing on the blackboard write to touch screen terminal is realized.
Preferably, the tag format in above-described embodiment may include:
<bookmark name, writing on the blackboard initial address>content<bookmark name, writing on the blackboard by address>, wherein the content
Include at least: coordinate information, Background color information, brush color information and base4 thumbnail.
For example, tag format is as follows:
<Page1,201805031102>
<Matrix>
<BackGround>
<penColor>
<Thumbnail>
</Page1,201805031123>
Wherein,<Page1,201805031102><Matrix>be start label, i.e.,<bookmark name, writing on the blackboard starting point
Location>,</Page1,201805031123>for end-tag, i.e.,<\tag name,board book's address>, content includes: to sit
Mark information<matrix>, Background color information<backGround>, brush color information<penColor>, base64 thumbnail
<Thumbnail>.It should be noted that coordinate information refers to writing on the blackboard whithin a period of time or in a fragment position of touch screen
For each pixel of shown lines or text in the coordinate value of touch screen, brush color information refers to line shown by above-mentioned writing on the blackboard
The information of item or text.
Further, on the basis of the above embodiments, described to store the data information with rtsp format, it obtains
After storage file, further includes:
Using the writing on the blackboard by the time as key, the storage file is encrypted, obtain encryption storage file.
For example, according to the timestamp of preservation, 6 random digits are determined and using Message Digest Algorithm 5
(Message Digest Algorithm, abbreviation MD5) encrypts storage file.
Further, on the basis of the above embodiments, described to store the data information with rtsp format, it is deposited
After storing up file, can also include:
Acquisition request information, the solicited message are used to read the request of the storage file；
According to the solicited message and key database, decruption key is obtained, the key database is stored with rtsp
The one to one relation of format storage file name and key；
According to the decruption key, the storage file is decrypted, the string content of the writing on the blackboard after being decrypted；
According to the string content and regular expression, the string content is shown.
In the present embodiment, after being decrypted by the encryption file to rtsp format, the every plate of touch screen can be obtained
Writing on the blackboard.
Fig. 2 is the structural schematic diagram of one embodiment of save set for the writing on the blackboard that present specification writes on touch screen terminal；Such as Fig. 2
It is shown, the save set of the writing on the blackboard provided by the invention for being written on touch screen terminal, comprising: obtain module 21 and memory module
22；Wherein,
Module 21 is obtained, for obtaining the corresponding data information of writing on the blackboard, the writing on the blackboard includes writing in touch screen terminal
Content；
Memory module 22 obtains storage file for storing the data information with rtsp format.
In the present embodiment, the corresponding data information of writing on the blackboard is obtained, the writing on the blackboard includes in touch screen terminal writing
Hold；The data information is stored with rtsp format, obtains storage file.By by the corresponding data information of writing on the blackboard with
Rtsp format is stored, and the preservation for the writing on the blackboard write to touch screen terminal is realized.
On the basis of the above embodiments, the memory module 22 is specifically used for the corresponding data information of every plate writing on the blackboard
It is stored with tag format, obtains the first label file of every plate writing on the blackboard；By first label file of all writings on the blackboard with the time
Sequential concatenation, and stored with tag format, the second label file is obtained, all writings on the blackboard include at least two every plate plates
Book；Second label file is stored by suffix name of rtsp, obtains the storage file.
Preferably, the tag format, comprising:
<bookmark name, writing on the blackboard initial address>content<bookmark name, writing on the blackboard by address>, wherein
The content includes at least: coordinate information, Background color information, brush color information and base64 thumbnail.
Fig. 3 is the structural schematic diagram of two embodiment of save set of writing on the blackboard of the present invention in touch screen terminal writing.Such as Fig. 3
Shown, on the basis of the above embodiments, the save set of the writing on the blackboard provided by the invention for being written on touch screen terminal can be with
It include: encrypting module 23, deciphering module 24 and display module 25；
The encrypting module 23, for using the writing on the blackboard by the time as key, the storage file is encrypted,
Obtain encryption storage file.
The acquisition module 21 is also used to acquisition request information, and the solicited message is for reading the storage file
Request；According to the solicited message and key database, decruption key is obtained, the key database is stored with rtsp format
The one to one relation of storage file name and key；
The deciphering module 24, for the storage file being decrypted, after being decrypted according to the decruption key
Writing on the blackboard string content；
The display module 25 is used for according to the string content and regular expression, to the string content
It is shown.
In the present embodiment, after being decrypted by the encryption file to rtsp format, the every plate of touch screen can be obtained
Writing on the blackboard.
Although disclosed herein embodiment it is as above, the content only for ease of understanding the present invention and use
Embodiment is not intended to limit the invention.Technical staff in any fields of the present invention is taken off not departing from the present invention
Under the premise of the spirit and scope of dew, any modification and variation, but the present invention can be carried out in the form and details of implementation
Scope of patent protection, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of store method for the writing on the blackboard for being written on touch screen terminal characterized by comprising
The corresponding data information of writing on the blackboard is obtained, the writing on the blackboard includes the content write in touch screen terminal；
The data information is stored with rtsp format, obtains storage file.
2. store method according to claim 1, which is characterized in that described to carry out the data information with rtsp format
Storage obtains storage file, comprising:
The corresponding data information of every plate writing on the blackboard is stored with tag format, obtains the first label file of every plate writing on the blackboard；
First label file of all writings on the blackboard is spliced with time sequencing, and is stored with tag format, the second label is obtained
File, all writings on the blackboard include at least two every plate writings on the blackboard；
Second label file is stored by suffix name of rtsp, obtains the storage file.
3. store method according to claim 2, which is characterized in that the tag format, comprising: <bookmark name, writing on the blackboard
Initial address>content<bookmark name, writing on the blackboard by address>, wherein the content includes at least: coordinate information, background
The thumbnail of colouring information, brush color information and base64.
4. store method according to claim 3, which is characterized in that described to carry out the data information with rtsp format
It stores, after acquisition storage file, further includes:
Using the writing on the blackboard by the time as key, the storage file is encrypted, obtain encryption storage file.
5. store method according to claim 1-4, which is characterized in that it is described by the data information with rtsp
Format stores, after acquisition storage file, further includes:
Acquisition request information, the solicited message are used to read the request of the storage file；
According to the solicited message and key database, decruption key is obtained, the key database is stored with rtsp format
The one to one relation of storage file name and key；
According to the decruption key, the storage file is decrypted, the string content of the writing on the blackboard after being decrypted；
According to the string content and regular expression, the string content is shown.
6. a kind of save set for the writing on the blackboard for being written on touch screen terminal characterized by comprising
Module is obtained, for obtaining the corresponding data information of writing on the blackboard, the writing on the blackboard includes the content write in touch screen terminal；
Memory module obtains storage file for storing the data information with rtsp format.
7. save set according to claim 6, which is characterized in that the memory module is specifically used for every plate writing on the blackboard
Corresponding data information is stored with tag format, obtains the first label file of every plate writing on the blackboard；By described the first of all writings on the blackboard
Label file is spliced with time sequencing, and is stored with tag format, and the second label file is obtained, and all writings on the blackboard include at least
Two every plate writings on the blackboard；Second label file is stored by suffix name of rtsp, obtains the storage file.
8. save set according to claim 7, which is characterized in that the tag format, comprising:
<bookmark name, writing on the blackboard initial address>content<bookmark name, writing on the blackboard by address>, wherein
The content includes at least: coordinate information, Background color information, brush color information and base64 thumbnail.
9. save set according to claim 8, which is characterized in that further include: encrypting module；
The encrypting module, for using the writing on the blackboard by the time as key, the storage file is encrypted, is added
Close storage file.
10. according to the described in any item save sets of claim 6-9, which is characterized in that further include: deciphering module shows mould
Block；
The acquisition module, is also used to acquisition request information, and the solicited message is used to read the request of the storage file；Root
According to the solicited message and key database, decruption key is obtained, the key database is stored with rtsp format storage text
The one to one relation of part name and key；
The deciphering module, for the storage file being decrypted, the writing on the blackboard after being decrypted according to the decruption key
String content；
The display module, for being shown to the string content according to the string content and regular expression
Show.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810746772.8A CN110209637A (en) | 2018-07-09 | 2018-07-09 | A kind of store method and its device of the writing on the blackboard being written on touch screen terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810746772.8A CN110209637A (en) | 2018-07-09 | 2018-07-09 | A kind of store method and its device of the writing on the blackboard being written on touch screen terminal |
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| JP2009147451A (en) * | 2007-12-11 | 2009-07-02 | Hitachi Ltd | Certificate issuing method, certificate issuing processing system, certificate data issuing apparatus, certificate issuing machine and certificate issuing confirmation apparatus |
| CN104156642A (en) * | 2014-07-22 | 2014-11-19 | 杭州晟元芯片技术有限公司 | Security password input system and method based on security touch screen control chip |
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Application publication date: 20190906 |