CN104853129A - Blackboard writing recording method and system thereof - Google Patents
Blackboard writing recording method and system thereof Download PDFInfo
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- CN104853129A CN104853129A CN201410050776.4A CN201410050776A CN104853129A CN 104853129 A CN104853129 A CN 104853129A CN 201410050776 A CN201410050776 A CN 201410050776A CN 104853129 A CN104853129 A CN 104853129A
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Abstract
The invention belongs to the electronic field, and provides a blackboard writing recording method and a system thereof. The blackboard writing recording method comprises the following steps: detecting a recording operation for a blackboard writing interface, wherein the recording operation is performed for writing or erasing on the blackboard writing interface; starting recording for the blackboard writing interface when the recording operation is detected on the blackboard writing interface; after recording to the blackboard writing interface is started, if the recording operation is not detected on the blackboard writing interface in a preset time period, pausing the recording; acquiring a blackboard writing interface image which is recorded in pausing; and forming a corresponding electronic document according to the blackboard writing interface image. When the recording operation is detected, recording is started; and when no recording operation is detected, recording is paused. The image of the current blackboard writing interface is acquired when the recording is paused. When a teacher stops writing on the blackboard each time, the content on the current blackboard in real time. Recording of a student on class is not required, thereby reducing academic burden of the student, and improving studying quality on class.
Description
Technical field
The invention belongs to electronic applications, particularly relate to a kind of writing on the blackboard recording method and system.
Background technology
Current teacher is in teaching process, need to use blackboard to carry out writing on the blackboard, student needs the required content in synchronous hand-written record teacher writing on the blackboard while listening to the teacher simultaneously, student can affect quality of listening to the teacher in the process of record, distract the attention of the students, the sometimes writing on the blackboard of teacher can be wiped and be write, and now students' union has little time record.By the hand-written record writing on the blackboard of student, the efficiency that student listens to the teacher can be affected to a certain extent, add the schoolwork burden of student simultaneously.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of writing on the blackboard recording method and system, is intended to solve in prior art the problem needing student's hand-written record teacher writing on the blackboard to cause disperseing attention of student.
Embodiments provide a kind of writing on the blackboard recording method, described method comprises the steps:
Detect the typing operation at writing on the blackboard interface, described typing is operating as the operation of carrying out at writing on the blackboard interface writing or wiping;
If detect that described writing on the blackboard interface exists described typing operation, then open the recording to described writing on the blackboard interface;
After described unlatching is to the recording at described writing on the blackboard interface, there is described typing operation in described writing on the blackboard interface if do not detect in Preset Time, then suspend recording;
Obtain the current described writing on the blackboard interface image suspended when recording;
Corresponding electronic document is formed according to described writing on the blackboard interface image.
The embodiment of the present invention further provides a kind of writing on the blackboard register system, and described system comprises:
Detecting unit, detect the typing operation at writing on the blackboard interface, described typing is operating as the operation of carrying out at writing on the blackboard interface writing or wiping;
Open recording elements, if detect, described writing on the blackboard interface exists described typing operation, then open the recording to described writing on the blackboard interface;
Suspend recording elements, after described unlatching is to the recording at described writing on the blackboard interface, if detect in Preset Time, described writing on the blackboard interface exists described typing operation, then suspend recording;
Obtain elementary area, obtain the current described writing on the blackboard interface image suspended when recording;
Generate document element, form corresponding electronic document according to described writing on the blackboard interface image.
A kind of writing on the blackboard recording method that the embodiment of the present invention provides and system, by detecting the typing operation at writing on the blackboard interface, open when detection has typing to operate and record, suspend recording when not having typing operate, obtain the image at current writing on the blackboard interface when suspending and recording simultaneously, the image at writing on the blackboard interface is formed electronic document, thus realize when teacher stops writing on the blackboard at every turn immediately by under the content obtaining on current writing on the blackboard interface, without the need to student with hall record, reduce the school work burden of student, improve quality of listening to the teacher.
Accompanying drawing explanation
Fig. 1 is the writing on the blackboard recording method flow chart that the embodiment of the present invention provides;
Fig. 2 is the writing on the blackboard register system schematic diagram that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 shows the writing on the blackboard recording method flow chart that the embodiment of the present invention provides.As shown in Figure 1, described method comprises the steps:
In step S101, detect the typing operation at writing on the blackboard interface, described typing is operating as the operation of carrying out at writing on the blackboard interface writing or wiping.
In step S102, there is described typing operation in described writing on the blackboard interface if detect, then open the recording to described writing on the blackboard interface.
In step S103, after described unlatching is to the recording at described writing on the blackboard interface, there is described typing operation in described writing on the blackboard interface if detect in Preset Time, then suspend recording.
In step S104, obtain the current described writing on the blackboard interface image suspended when recording.
In the present embodiment, obtaining the current described writing on the blackboard interface image suspended when recording, can take by arranging image capturing device, the video that can also have recorded realizes obtaining writing on the blackboard interface image, specific as follows:
Extract frame of video when current hang is recorded in recorded video;
Described frame of video is converted to current writing on the blackboard interface image.
In step S105, form corresponding electronic document according to described writing on the blackboard interface image.
In the present embodiment, form corresponding electronic document according to described writing on the blackboard interface image to comprise the steps: further
1, described writing on the blackboard interface image is scanned;
2, described writing on the blackboard interface image is identified;
3, be word by the identifiable design Content Transformation in described writing on the blackboard interface image, sectional drawing is carried out to not identifiable design content;
4, according to described word and sectional drawing, electronic document is formed.
In step S106, according to default recording time, terminate the recording to described writing on the blackboard interface.
In the present embodiment, user can preset recording time according to time in classroom sets itself, the hours of instruction of a such as class are 1 hour, we can set default recording time is 1 hour, timing 1 hour from after unlatching is recorded, terminates the recording to writing on the blackboard interface, the writing on the blackboard record of convenient teacher every class automatically after 1 hour, the setting of hommization is provided, avoids the writing on the blackboard of recording many classes continuously simultaneously.
By detecting the typing operation at writing on the blackboard interface, open when detection has typing to operate and record, suspend recording when not having typing operate, obtain the image at current writing on the blackboard interface when suspending and recording simultaneously, the image at writing on the blackboard interface is formed electronic document, thus realize when teacher stops writing on the blackboard at every turn immediately by under the content obtaining on current writing on the blackboard interface, without the need to student with hall record, reduce the school work burden of student, improve quality of listening to the teacher.
Fig. 2 shows the writing on the blackboard register system schematic diagram that the embodiment of the present invention provides,
A kind of writing on the blackboard register system, described system comprises: detecting unit 21 detects the typing operation at writing on the blackboard interface, and described typing is operating as the operation of carrying out at writing on the blackboard interface writing or wiping; If open recording elements 22 to detect that described writing on the blackboard interface exists described typing operation, then open the recording to described writing on the blackboard interface; Suspend recording elements 23 after described unlatching is to the recording at described writing on the blackboard interface, if detect in Preset Time, described writing on the blackboard interface exists described typing operation, then suspend recording; Obtain elementary area 24 and obtain the current described writing on the blackboard interface image suspended when recording; Generate document element 25 and form corresponding electronic document according to described writing on the blackboard interface image.
In the present embodiment, writing on the blackboard register system also comprises: terminate recording elements 26 according to default recording time, terminate the recording to described writing on the blackboard interface.User can preset recording time according to time in classroom sets itself, the hours of instruction of a such as class are 1 hour, we can set default recording time is 1 hour, timing 1 hour from after unlatching is recorded, automatically the recording to writing on the blackboard interface is terminated after 1 hour, the writing on the blackboard record of convenient teacher every class, provides the setting of hommization, avoids the writing on the blackboard of recording many classes continuously simultaneously.
In the present embodiment, described generation document element comprises: scanning element, scans described writing on the blackboard interface image;
Recognition unit, identifies described writing on the blackboard interface image; Content conversion unit, is word by the identifiable design Content Transformation in described writing on the blackboard interface image, carries out sectional drawing to not identifiable design content; Generation unit, according to described word and sectional drawing, forms electronic document.
In the present embodiment, described acquisition elementary area comprises: extraction unit, extracts frame of video when current hang is recorded in recorded video; Image conversion unit, is converted to current writing on the blackboard interface image by described frame of video.
By detecting the typing operation at writing on the blackboard interface, open when detection has typing to operate and record, suspend recording when not having typing operate, obtain the image at current writing on the blackboard interface when suspending and recording simultaneously, the image at writing on the blackboard interface is formed electronic document, thus realize when teacher stops writing on the blackboard at every turn immediately by under the content obtaining on current writing on the blackboard interface, without the need to student with hall record, reduce the school work burden of student, improve quality of listening to the teacher.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a writing on the blackboard recording method, is characterized in that, described method comprises the steps:
Detect the typing operation at writing on the blackboard interface, described typing is operating as the operation of carrying out at writing on the blackboard interface writing or wiping;
If detect that described writing on the blackboard interface exists described typing operation, then open the recording to described writing on the blackboard interface;
After described unlatching is to the recording at described writing on the blackboard interface, there is described typing operation in described writing on the blackboard interface if do not detect in Preset Time, then suspend recording;
Obtain the current described writing on the blackboard interface image suspended when recording;
Corresponding electronic document is formed according to described writing on the blackboard interface image.
2. the method for claim 1, is characterized in that, described method is further comprising the steps of:
According to default recording time, terminate the recording to described writing on the blackboard interface.
3. the method for claim 1, is characterized in that, the described electronic document forming correspondence according to described writing on the blackboard interface image, comprises the steps:
Scan described writing on the blackboard interface image;
Described writing on the blackboard interface image is identified;
Be word by the identifiable design Content Transformation in described writing on the blackboard interface image, sectional drawing is carried out to not identifiable design content;
According to described word and sectional drawing, form electronic document.
4. the method for claim 1, is characterized in that, the current described writing on the blackboard interface image suspended when recording of described acquisition, comprises the steps:
Extract frame of video when current hang is recorded in recorded video;
Described frame of video is converted to current writing on the blackboard interface image.
5. a writing on the blackboard register system, is characterized in that, described system comprises:
Detecting unit, detect the typing operation at writing on the blackboard interface, described typing is operating as the operation of carrying out at writing on the blackboard interface writing or wiping;
Open recording elements, if detect, described writing on the blackboard interface exists described typing operation, then open the recording to described writing on the blackboard interface;
Suspend recording elements, after described unlatching is to the recording at described writing on the blackboard interface, if detect in Preset Time, described writing on the blackboard interface exists described typing operation, then suspend recording;
Obtain elementary area, obtain the current described writing on the blackboard interface image suspended when recording;
Generate document element, form corresponding electronic document according to described writing on the blackboard interface image.
6. system as claimed in claim 5, it is characterized in that, described system also comprises:
Terminate recording elements, according to default recording time, terminate the recording to described writing on the blackboard interface.
7. system as claimed in claim 5, it is characterized in that, described generation document element comprises:
Scanning element, scans described writing on the blackboard interface image;
Recognition unit, identifies described writing on the blackboard interface image;
Content conversion unit, is word by the identifiable design Content Transformation in described writing on the blackboard interface image, carries out sectional drawing to not identifiable design content;
Generation unit, according to described word and sectional drawing, forms electronic document.
8. system as claimed in claim 5, it is characterized in that, described acquisition elementary area comprises:
Extraction unit, extracts frame of video when current hang is recorded in recorded video;
Image conversion unit, is converted to current writing on the blackboard interface image by described frame of video.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410050776.4A CN104853129B (en) | 2014-02-13 | 2014-02-13 | A kind of writing on the blackboard recording method and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410050776.4A CN104853129B (en) | 2014-02-13 | 2014-02-13 | A kind of writing on the blackboard recording method and system |
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| CN104853129A true CN104853129A (en) | 2015-08-19 |
| CN104853129B CN104853129B (en) | 2018-01-26 |
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Cited By (11)
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| CN106657850A (en) * | 2016-12-02 | 2017-05-10 | 深圳市创易联合科技有限公司 | Lesson content recording method and system |
| CN106991850A (en) * | 2017-04-26 | 2017-07-28 | 广东小天才科技有限公司 | The sharing method and device of a kind of operation layout process |
| CN107331410A (en) * | 2017-07-21 | 2017-11-07 | 北京阿德和合科技有限公司 | A kind of micro- class recording system and method |
| CN108305512A (en) * | 2018-01-05 | 2018-07-20 | 珠海向导科技有限公司 | A kind of classroom electronic notebook record system and method |
| WO2019033656A1 (en) * | 2017-08-18 | 2019-02-21 | 广州视源电子科技股份有限公司 | Board-writing processing method, device and apparatus, and computer-readable storage medium |
| CN110610727A (en) * | 2018-07-20 | 2019-12-24 | 上海联课智能科技有限公司 | Courseware recording and broadcasting system with voice recognition function |
| CN110933331A (en) * | 2019-12-06 | 2020-03-27 | 浙江蓝鸽科技有限公司 | Teaching video synthesis method and system |
| CN110958440A (en) * | 2019-12-25 | 2020-04-03 | 毕栩铭 | Image processing method and blackboard device |
| CN111355792A (en) * | 2020-02-25 | 2020-06-30 | 北京体育大学 | Blackboard writing sending method and system and touch control all-in-one machine |
| CN112243505A (en) * | 2018-06-05 | 2021-01-19 | 索尼公司 | Information processing apparatus, information processing method, and program |
| CN112261431A (en) * | 2020-10-21 | 2021-01-22 | 联想(北京)有限公司 | Image processing method and device and electronic equipment |
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| CN106657850A (en) * | 2016-12-02 | 2017-05-10 | 深圳市创易联合科技有限公司 | Lesson content recording method and system |
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| CN110610727A (en) * | 2018-07-20 | 2019-12-24 | 上海联课智能科技有限公司 | Courseware recording and broadcasting system with voice recognition function |
| CN110933331A (en) * | 2019-12-06 | 2020-03-27 | 浙江蓝鸽科技有限公司 | Teaching video synthesis method and system |
| CN110933331B (en) * | 2019-12-06 | 2022-03-01 | 浙江蓝鸽科技有限公司 | Teaching video synthesis method and system |
| CN110958440A (en) * | 2019-12-25 | 2020-04-03 | 毕栩铭 | Image processing method and blackboard device |
| CN111355792A (en) * | 2020-02-25 | 2020-06-30 | 北京体育大学 | Blackboard writing sending method and system and touch control all-in-one machine |
| CN112261431A (en) * | 2020-10-21 | 2021-01-22 | 联想(北京)有限公司 | Image processing method and device and electronic equipment |
| CN112261431B (en) * | 2020-10-21 | 2022-01-14 | 联想(北京)有限公司 | Image processing method and device and electronic equipment |
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