CN103309520A - Screen operation trace and sound input synchronous storage and processing method, system and terminal - Google Patents
Screen operation trace and sound input synchronous storage and processing method, system and terminal Download PDFInfo
- Publication number
- CN103309520A CN103309520A CN2013101851340A CN201310185134A CN103309520A CN 103309520 A CN103309520 A CN 103309520A CN 2013101851340 A CN2013101851340 A CN 2013101851340A CN 201310185134 A CN201310185134 A CN 201310185134A CN 103309520 A CN103309520 A CN 103309520A
- Authority
- CN
- China
- Prior art keywords
- portable terminal
- user
- operational
- data
- screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- User Interface Of Digital Computer (AREA)
Abstract
The invention discloses a screen operation trace and sound input synchronous storage and processing method, system and terminal. The method includes the following steps: collected operation trace data is decomposed into a plurality of different operation actions as per a predetermined action cycle, and simultaneously, sound data corresponding to each decomposed operation action is recorded as per the predetermined action cycle to form independent sound files corresponding to relative operation actions; a server is used for merging and processing a plurality of continuous operation actions sent from a mobile terminal and sound files corresponding to all the operation actions into a playable video file; and the mobile terminal obtains the video file from the server for playback. According to the invention, a novel function, namely synchronous screen operation trace and sound input is added to the mobile terminal with the function of an electronic drawing board, so that a user can record sound while recording the screen trace, trace operation and sound synchronous recording and playback can be realized, and convenience is provided for users.
Description
Technical field
The present invention relates to electronic technology field, in particular a kind of terminal applies system and its implementation that realizes screen operator track and Speech input stores synchronized and playback.
Background technology
Along with the development of electronic technology and improving constantly of people's living standard, the use of various electronic products is more and more universal.Such as electronic drawing board etc., people often finish some work with the electronic drawing board on the portable terminal.
Have more and more being used in people's the live and work of portable terminal of electronic drawing board function, these terminals can be used as the instrument of study, as the instrument of drawing, as electronic whiteboard.But the person's that as drawing tool or electronic whiteboard the time, constantly needs the recording operation operation trace, the real-time explanation sound of person that also needs the recording operation.But the electronic drawing board of the portable terminal of prior art can not the real-time explanation sound of synchronous recording operator when the recording operation track data, inconvenient user.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is, defects for prior art, a kind of screen operator track and Speech input stores synchronized disposal route, system and terminal are provided, a kind of terminal applies system and its implementation that realizes screen operator track and Speech input stores synchronized and playback is provided, make the user can be in carrying out the process that the screen track records, carry out simultaneously recording of sound, realize synchronous recording and the playback of track operation and sound, greatly provide users with the convenient, improved work efficiency.
The technical scheme that technical solution problem of the present invention adopts is as follows:
A kind of screen operator track and Speech input stores synchronized disposal route wherein, comprise step:
A, portable terminal receive user's operational order and open the electronic drawing board function;
B, the electronic drawing board by portable terminal receive user's operational order, gather the operation trace data of user on screen;
C, the operation trace data that collect are decomposed into a plurality of different operational motions by a predetermined action cycle, decomposition result is that the operation trace data decomposition of user on screen is the row cache of going forward side by side of a plurality of continuous operational motion take time shaft as sequencing;
D, while are take time shaft as sequencing, audio input device by described portable terminal, record the voice data corresponding with each operational motion that decomposes by the described predetermined action cycle, and form one by one with corresponding operating and move the corresponding independently audio files row cache of going forward side by side;
E, described portable terminal are with described a plurality of continuous operational motions of buffer memory, and the audio files corresponding with each operational motion is sent to server, described a plurality of continuous operational motions that server is sent described portable terminal, reach the audio files merging corresponding with each operational motion and be processed into the video file that to play, and be stored in the database of server by a predetermined form;
F, when need carry out playback, portable terminal obtains described video file from described server and carries out playback.
Described screen operator track and Speech input stores synchronized disposal route, wherein, the described operation trace data among the described step B comprise: the parameter information data of different drafting content-data, track data and/or electronic brush when carrying out the electronic drawing board operation.
Described screen operator track and Speech input stores synchronized disposal route, wherein, the parameter information data of the electronic brush in the described operation trace data comprise the color data of electronic pen and the thickness data of paintbrush.
Described screen operator track and Speech input stores synchronized disposal route, wherein, wherein each the action user in a plurality of continuous different operational motion among the described step C has used identical electronic brush, identical system's rendering attribute.
Described screen operator track and Speech input stores synchronized disposal route, wherein, described identical rendering attribute comprises: the paintbrush of same color and identical thickness, identical background color.
Described screen operator track and Speech input stores synchronized disposal route, wherein, described step C also comprises:
The user when drawing electronic pictures, each action of operational correspondence, different actions has represented user's practicality different drawing tool,
If system's rendering attribute does not change always and completes in the process of drawing, this drafting only has an action so, and each action comprises identical paintbrush attribute and different points,
If changed the attribute of paintbrush or background color or other draftings in drawing process, so each change is exactly different action.
Described screen operator track and Speech input stores synchronized disposal route, wherein, described step C also comprises: use identical rendering attribute in an action, the data point that connects all identical rendering attributes forms an operational motion.
Described screen operator track and Speech input stores synchronized disposal route, wherein, described operational motion record and the recording synchronously of voice data corresponding with described operational motion carried out.
A kind of screen operator track and Speech input stores synchronized disposal system wherein, comprising:
Receiver module, the operational order that be used for to receive the user are opened the electronic drawing board function;
Acquisition module is used for the operational order by the electronic drawing board reception user of portable terminal, gathers the operation trace data of user on screen;
Decomposing module, be used for the operation trace data that collect are decomposed into a plurality of different operational motions by a predetermined action cycle, decomposition result is that the operation trace data decomposition of user on screen is the row cache of going forward side by side of a plurality of continuous operational motion take time shaft as sequencing;
The sound recording module, be used for take time shaft as sequencing, audio input device by described portable terminal, record the voice data corresponding with each operational motion that decomposes by the described predetermined action cycle, and---form with corresponding operating and move the corresponding independently audio files row cache of going forward side by side;
Merge processing module, be used for controlling described portable terminal with described a plurality of continuous operational motions of buffer memory, and the audio files corresponding with each operational motion is sent to server, described a plurality of continuous operational motions that server is sent described portable terminal, reach the audio files merging corresponding with each operational motion and be processed into the video file that to play, and be stored in the database of server by a predetermined form;
The playback controls module is used in the time need carrying out playback, and the control portable terminal obtains described video file from described server and carries out playback.
A kind of portable terminal wherein, comprises screen operator track described above and Speech input stores synchronized disposal system, adopts screen operator track described above and Speech input stores synchronized disposal route.
Screen operator track provided by the present invention and Speech input stores synchronized disposal route, system and terminal, it makes portable terminal with electronic drawing board function etc. increase new function: can realize that screen operator track and Speech input are synchronous; Make the user in carrying out the process that the screen track records, carry out simultaneously recording of sound, realize synchronous recording and the playback of track operation and sound.The present invention can satisfy the user can be used in conjunction with sound explanation when terminal is carried out screen operator, the track data that this process produces and the time-based progress of voice data carry out unified storage and playback can be used for making teaching, training electronics class etc., provides users with the convenient.
Description of drawings
Fig. 1 is the process flow diagram of the preferred embodiment of screen operator track of the present invention and Speech input stores synchronized disposal route;
Fig. 2 is interface and the button state structural representation of drawing and recording and open among this method embodiment.
Fig. 3 is the database structure schematic diagram of the inventive method preferred application embodiment.
Fig. 4 is the operation interface structural representation with playback checked among the inventive method embodiment.。
Fig. 5 is a kind of screen operator track and the Speech input stores synchronized disposal system functional schematic block diagram of the embodiment of the invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, clear and definite, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
See also Fig. 1, Fig. 1 is the process flow diagram of the preferred embodiment of screen operator track of the present invention and Speech input stores synchronized disposal route.
As shown in Figure 1, described screen operator track and Speech input stores synchronized disposal route may further comprise the steps:
Step S110, portable terminal receive user's operational order and open the electronic drawing board function.
In the present embodiment, when need carry out screen operator track and Speech input stores synchronized and playback, user at first operating mobile terminal opens the electronic drawing board function software, with beamhouse operation, as shown in Figure 2, Fig. 2 is interface and the button state structural representation of drawing and recording and open among this method embodiment.
Step S120, the electronic drawing board by portable terminal receive user's operational order, gather the operation trace data of user on screen, as shown in Figure 2.Wherein, described operation trace data comprise: the parameter information data of different drafting content-data, track data and/or electronic brush when carrying out the electronic drawing board operation.And the parameter information data of the electronic brush in the wherein said service data comprise the color data of electronic pen and the thickness data of paintbrush.Described drafting content-data is that track data is the track data that electronic pen operates at electronic drawing board at the content-data of electronic drawing board operation.
In this step, when the user when the electronic drawing board guidance panel of opening operates, the operation trace data of portable terminal Real-time Collection user on screen, and enter step S130.
Step S130, the operation trace data that collect are decomposed into a plurality of different operational motions by a predetermined action cycle, decomposition result is that the operation trace data decomposition of user on screen is the row cache of going forward side by side of a plurality of continuous operational motion take time shaft as sequencing.
In this step, the operation trace data that collect are decomposed into action cycle in a plurality of different operational motions by a predetermined action cycle, be the user in the process of operation electronic drawing board, use the paintbrush of identical system's rendering attribute to finish assigned operation actuation time, for example, the user has used identical electronic brush, the rendering attribute of identical systems (for example color, the paintbrush type is drawn or wiped), finish the time of an erase operation, can be defined as an action cycle.
Decomposition result is that the operation trace data decomposition of user on screen is a plurality of continuous operational motion take time shaft as the sequencing row cache of going forward side by side.Wherein, wherein each the action user in described a plurality of continuously different operational motion has used identical electronic brush, identical system's rendering attribute.Described identical rendering attribute comprises: the paintbrush of same color and identical thickness, identical background color.
The operation trace data that this step S130 is about to collect are order in chronological sequence, and to finish accordingly same alike result action duration (drawing or the erasing move duration) as boundary, be decomposed into a plurality of different operational motions, for example draw action or an erasing move for one.Use identical rendering attribute in an action, the data point that connects all identical rendering attributes forms an operational motion.
And the user is when drawing electronic pictures, each action of operational correspondence, different actions has represented user's practicality different drawing tool, if system's rendering attribute does not change always and completes in the process of drawing, this drafting only has an action so, each action comprises identical paintbrush attribute and different points, if changed the attribute of paintbrush or background color or other draftings in drawing process, so each change is exactly different action.
Carry out step S140 in the time of execution in step S130.
Step S140, while are take time shaft as sequencing, audio input device by described portable terminal, record the voice data corresponding with each operational motion that decomposes by the described predetermined action cycle, and---form with corresponding operating and move the corresponding independently audio files row cache of going forward side by side.
Namely the audio input device by described portable terminal is simultaneously recorded the voice data corresponding with each operational motion, forms and a plurality of respectively audio files corresponding with separately operational motion.
Step S150, described portable terminal are with described a plurality of continuous operational motions of buffer memory, and the audio files corresponding with each operational motion is sent to server, described a plurality of continuous operational motions that server is sent described portable terminal, reach the audio files merging corresponding with each operational motion and be processed into the video file that to play, and be stored in the database of server by a predetermined form;
In the specific embodiment of the invention, realized recording of screen operator track, recording of operation trace is that user's operation is decomposed into the (action 1 of different operational motions, action 2.....), wherein each action user has used identical electronic brush, the track data that inherent touch-screen upper contact of identical system's rendering attribute (for example color, the paintbrush type is drawn or wiped) and same action cycle moves.This decomposition result is that user's screen operator is divided into a plurality of continuous actions.The audio input device of system is recorded independently audio files (action 1_ recording 1, action 2_ recording 2......) within each action cycle.
Certainly the present invention is when concrete the application, if the execution time of action is during less than the minimum interval that can record, ignore audio files corresponding to this action, can reduce corresponding storage space like this, also can reduce noise unnecessary in the recording process simultaneously.
Step S160, when need carry out playback, portable terminal obtains described video file from described server and carries out playback.
In the present embodiment, described operational motion record and the recording synchronously of voice data corresponding with described operational motion carried out.
The present invention is responsible for stored user screen track data and recording data by server in the specific implementation.The below is the present embodiment database store structure once for example, with reference to as shown in Figure 3, wherein:
1.actionName expression: the title of current drafting action.
The user is when drawing electronic pictures, each operation, the paintbrush of for example practicality redness, all corresponding operational motions (action) such as wipe, different operational motion (action) expression user practicality different drawing tools, if for example the user to use width be the paintbrush of 5 pixels, background color is red, if these attributes do not change always and complete in the process of drawing, this drafting only has an operational motion (action) so, he comprises paintbrush attribute and different points, if but they have changed the attribute of paintbrush or background color or other draftings in drawing process, so each change is exactly different operational motion (action).The purpose of such algorithm is to realize the playback of user's drawing process, uses identical rendering attribute in an action, connects all data points just passable.
2.soundName the recording fragment of the corresponding operational motion of expression (action) is corresponding (sound1.mp3) sound clip of sound1 for example, this sound clip and action1 have the corresponding relation of time, that is to say the recording of within the time of action1 operation, recording/playing sound1, so just realized the synchronous of drawing process and recording.
3.timelength: time span (unit is second) corresponding to recording (audio files sound) that expression current operation action (action) and current operation action are corresponding, if the time of action is less than 1 second then recording file corresponding to this action need not be preserved corresponding null.
Then when carrying out playback, according to the corresponding relation of data file, action1 (first operation) audio files corresponding to action playback is sound1.mp3, broadcast drawing process and sound that so just can be synchronous.Can realize by the operation interface by as shown in Figure 4, Fig. 4 is the operation interface structural representation with playback checked among the inventive method embodiment.(switch of sound and progress monitoring)
Therefore, the inventive method provides a kind of terminal applies method that realizes screen operator track and Speech input stores synchronized and playback, make the user can be in carrying out the process that the screen track records, carry out simultaneously recording of sound, realize synchronous recording and the playback of track operation and sound, greatly provide users with the convenient, improved work efficiency.
Based on above-described embodiment, the embodiment of the invention also provides a kind of screen operator track and Speech input stores synchronized disposal system, and as shown in Figure 5, described system comprises:
Acquisition module 520 is used for the operational order by the electronic drawing board reception user of portable terminal, gathers the operation trace data of user on screen, specifically as mentioned above.
Decomposing module 530, the operation trace data that collect for handle are decomposed into a plurality of different operational motions by a predetermined action cycle, decomposition result is that the operation trace data decomposition of user on screen is a plurality of continuous operational motion take time shaft as the sequencing row cache of going forward side by side, specifically as mentioned above.
Playback controls module 560 is used in the time need carrying out playback, and the control portable terminal obtains described video file from described server and carries out playback, specifically as mentioned above.
Based on above-described embodiment, the present invention also provides a kind of portable terminal, comprises screen operator track described above and Speech input stores synchronized disposal system, adopts screen operator track described above and Speech input stores synchronized disposal route to realize.
In sum, screen operator track provided by the present invention and Speech input stores synchronized disposal route, system and terminal, it makes portable terminal with electronic drawing board function etc. increase new function: can realize that screen operator track and Speech input are synchronous; Make the user in carrying out the process that the screen track records, carry out simultaneously recording of sound, realize synchronous recording and the playback of track operation and sound.The present invention can satisfy the user can be used in conjunction with sound explanation when terminal is carried out screen operator, the track data that this process produces and the time-based progress of voice data carry out unified storage and playback can be used for making teaching, training electronics class etc., provide users with the convenient, the user can reopen the reproduction playback of this document data record realization or process, greatly provide users with the convenient, improved work efficiency.
Should be understood that, application of the present invention is not limited to above-mentioned giving an example, and for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (10)
1. a screen operator track and Speech input stores synchronized disposal route is characterized in that, comprise step;
A, portable terminal receive user's operational order and open the electronic drawing board function;
B, the electronic drawing board by portable terminal receive user's operational order, gather the operation trace data of user on screen;
C, the operation trace data that collect are decomposed into a plurality of different operational motions by a predetermined action cycle, decomposition result is that the operation trace data decomposition of user on screen is the row cache of going forward side by side of a plurality of continuous operational motion take time shaft as sequencing;
D, while are take time shaft as sequencing, audio input device by described portable terminal, record the voice data corresponding with each operational motion that decomposes by the described predetermined action cycle, and form one by one with corresponding operating and move the corresponding independently audio files row cache of going forward side by side;
E, described portable terminal are with described a plurality of continuous operational motions of buffer memory, and the audio files corresponding with each operational motion is sent to server, described a plurality of continuous operational motions that server is sent described portable terminal, reach the audio files merging corresponding with each operational motion and be processed into the video file that to play, and be stored in the database of server by a predetermined form;
F, when need carry out playback, portable terminal obtains described video file from described server and carries out playback.
2. screen operator track according to claim 1 and Speech input stores synchronized disposal route, it is characterized in that, the described operation trace data among the described step B comprise: the parameter information data of different drafting content-data, track data and/or electronic brush when carrying out the electronic drawing board operation.
3. screen operator track according to claim 2 and Speech input stores synchronized disposal route is characterized in that, the parameter information data of the electronic brush in the described operation trace data comprise the color data of electronic pen and the thickness data of paintbrush.
4. according to claim 1 described screen operator track and Speech input stores synchronized disposal route, it is characterized in that, wherein each action user in a plurality of continuous different operational motion among the described step C has used identical electronic brush, identical system's rendering attribute.
5. according to claim 4 described screen operator track and Speech input stores synchronized disposal route is characterized in that, described identical rendering attribute comprises: the paintbrush of same color and identical thickness, identical background color.
6. according to claim 1 described screen operator track and Speech input stores synchronized disposal route is characterized in that, described step C also comprises:
The user when drawing electronic pictures, each action of operational correspondence, different actions has represented user's practicality different drawing tool,
If system's rendering attribute does not change always and completes in the process of drawing, this drafting only has an action so, and each action comprises identical paintbrush attribute and different points,
If changed the attribute of paintbrush or background color or other draftings in drawing process, so each change is exactly different action.
7. screen operator track according to claim 1 and Speech input stores synchronized disposal route, it is characterized in that, described step C also comprises: use identical rendering attribute in an action, the data point that connects all identical rendering attributes forms an operational motion.
8. each described screen operator track and Speech input stores synchronized disposal route is characterized in that according to claim 1-6, described operational motion record and the recording synchronously of voice data corresponding with described operational motion carried out.
9. a screen operator track and Speech input stores synchronized disposal system is characterized in that, comprising:
Receiver module, the operational order that be used for to receive the user are opened the electronic drawing board function;
Acquisition module is used for the operational order by the electronic drawing board reception user of portable terminal, gathers the operation trace data of user on screen;
Decomposing module, be used for the operation trace data that collect are decomposed into a plurality of different operational motions by a predetermined action cycle, decomposition result is that the operation trace data decomposition of user on screen is the row cache of going forward side by side of a plurality of continuous operational motion take time shaft as sequencing;
The sound recording module, be used for take time shaft as sequencing, audio input device by described portable terminal, record the voice data corresponding with each operational motion that decomposes by the described predetermined action cycle, and---form with corresponding operating and move the corresponding independently audio files row cache of going forward side by side;
Merge processing module, be used for controlling described portable terminal with described a plurality of continuous operational motions of buffer memory, and the audio files corresponding with each operational motion is sent to server, described a plurality of continuous operational motions that server is sent described portable terminal, reach the audio files merging corresponding with each operational motion and be processed into the video file that to play, and be stored in the database of server by a predetermined form;
The playback controls module is used in the time need carrying out playback, and the control portable terminal obtains described video file from described server and carries out playback.
10. a portable terminal is characterized in that, comprises screen operator track claimed in claim 9 and Speech input stores synchronized disposal system, adopts claim each described screen operator track of 1-8 and Speech input stores synchronized disposal route.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101851340A CN103309520A (en) | 2013-05-20 | 2013-05-20 | Screen operation trace and sound input synchronous storage and processing method, system and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101851340A CN103309520A (en) | 2013-05-20 | 2013-05-20 | Screen operation trace and sound input synchronous storage and processing method, system and terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103309520A true CN103309520A (en) | 2013-09-18 |
Family
ID=49134809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101851340A Pending CN103309520A (en) | 2013-05-20 | 2013-05-20 | Screen operation trace and sound input synchronous storage and processing method, system and terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103309520A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103729196A (en) * | 2014-01-22 | 2014-04-16 | 南京恒知讯科技有限公司 | Graphic layer based electronic drawing board system drawn by multiple persons, processing method and processing equipment |
| CN103780949A (en) * | 2014-01-28 | 2014-05-07 | 佛山络威网络技术有限公司 | Multimedia data recording method |
| CN103929607A (en) * | 2014-03-27 | 2014-07-16 | 山西协康云享科技有限公司 | Communication method based on screen recording, and application client-side |
| CN104021507A (en) * | 2014-05-20 | 2014-09-03 | 武汉红树林科技有限公司 | Mini-course manufacturing method based on electronic whiteboard, screen recording and editing and writing pad and device thereof |
| CN104464765A (en) * | 2014-11-28 | 2015-03-25 | 商巢互联网技术有限公司 | Object-based screen track recording technology |
| WO2015085644A1 (en) * | 2013-12-11 | 2015-06-18 | 闫健 | Dedicated format file generation method for panorama mode teaching system |
| CN110290413A (en) * | 2019-07-02 | 2019-09-27 | 广州清汇信息科技有限公司 | A kind of multi-medium data method for recording, playback method and record share system |
| CN112351295A (en) * | 2020-10-27 | 2021-02-09 | 杭州米络星科技(集团)有限公司 | Live broadcast playback synchronization method for online education |
| CN112653896A (en) * | 2020-11-24 | 2021-04-13 | 贝壳技术有限公司 | House source information playback method and device with watching assistant, electronic equipment and medium |
| CN113419693A (en) * | 2021-05-17 | 2021-09-21 | 广州佰锐网络科技有限公司 | Multi-user track synchronous display method and system |
| CN113852872A (en) * | 2021-09-28 | 2021-12-28 | 合肥高维数据技术有限公司 | Method and system for adding invisible watermarks in online whiteboard interaction process and playback process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1260526A (en) * | 1999-01-13 | 2000-07-19 | 国际商业机器公司 | Hand written information processing system with user's interface for cutting characters |
| CN1525300A (en) * | 2003-02-24 | 2004-09-01 | System and method for real-time whiteboard streaming | |
| CN101105895A (en) * | 2007-08-10 | 2008-01-16 | 上海迈辉信息技术有限公司 | Audio and video frequency multi-stream combination teaching training system and realization method |
| US20090238461A1 (en) * | 2003-02-26 | 2009-09-24 | Silverbrook Research Pty Ltd | System For Line Extraction In Digital Ink |
| CN102156609A (en) * | 2010-12-10 | 2011-08-17 | 上海合合信息科技发展有限公司 | Overlap handwriting input method |
-
2013
- 2013-05-20 CN CN2013101851340A patent/CN103309520A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1260526A (en) * | 1999-01-13 | 2000-07-19 | 国际商业机器公司 | Hand written information processing system with user's interface for cutting characters |
| CN1525300A (en) * | 2003-02-24 | 2004-09-01 | System and method for real-time whiteboard streaming | |
| US20090238461A1 (en) * | 2003-02-26 | 2009-09-24 | Silverbrook Research Pty Ltd | System For Line Extraction In Digital Ink |
| CN101105895A (en) * | 2007-08-10 | 2008-01-16 | 上海迈辉信息技术有限公司 | Audio and video frequency multi-stream combination teaching training system and realization method |
| CN102156609A (en) * | 2010-12-10 | 2011-08-17 | 上海合合信息科技发展有限公司 | Overlap handwriting input method |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015085644A1 (en) * | 2013-12-11 | 2015-06-18 | 闫健 | Dedicated format file generation method for panorama mode teaching system |
| CN103729196A (en) * | 2014-01-22 | 2014-04-16 | 南京恒知讯科技有限公司 | Graphic layer based electronic drawing board system drawn by multiple persons, processing method and processing equipment |
| CN103780949A (en) * | 2014-01-28 | 2014-05-07 | 佛山络威网络技术有限公司 | Multimedia data recording method |
| CN103780949B (en) * | 2014-01-28 | 2016-11-16 | 佛山络威网络技术有限公司 | A kind of multi-medium data method for recording |
| CN103929607A (en) * | 2014-03-27 | 2014-07-16 | 山西协康云享科技有限公司 | Communication method based on screen recording, and application client-side |
| CN104021507A (en) * | 2014-05-20 | 2014-09-03 | 武汉红树林科技有限公司 | Mini-course manufacturing method based on electronic whiteboard, screen recording and editing and writing pad and device thereof |
| CN104464765A (en) * | 2014-11-28 | 2015-03-25 | 商巢互联网技术有限公司 | Object-based screen track recording technology |
| CN110290413A (en) * | 2019-07-02 | 2019-09-27 | 广州清汇信息科技有限公司 | A kind of multi-medium data method for recording, playback method and record share system |
| CN110290413B (en) * | 2019-07-02 | 2021-12-10 | 广东清汇信息科技股份有限公司 | Multimedia data recording method, playing method and recording sharing system |
| CN112351295A (en) * | 2020-10-27 | 2021-02-09 | 杭州米络星科技(集团)有限公司 | Live broadcast playback synchronization method for online education |
| CN112653896A (en) * | 2020-11-24 | 2021-04-13 | 贝壳技术有限公司 | House source information playback method and device with watching assistant, electronic equipment and medium |
| CN113419693A (en) * | 2021-05-17 | 2021-09-21 | 广州佰锐网络科技有限公司 | Multi-user track synchronous display method and system |
| CN113852872A (en) * | 2021-09-28 | 2021-12-28 | 合肥高维数据技术有限公司 | Method and system for adding invisible watermarks in online whiteboard interaction process and playback process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103309520A (en) | Screen operation trace and sound input synchronous storage and processing method, system and terminal | |
| CN1119763C (en) | Apparatus and method for collaborative dynamic video annotation | |
| CN106056996B (en) | A kind of multimedia interactive tutoring system and method | |
| CN209980508U (en) | Wisdom blackboard, and wisdom classroom's teaching system | |
| CN109509375A (en) | A kind of comprehensive screen blackboard system of intelligence and its control method of recorded broadcast one | |
| CN103279279A (en) | Electronic drawing board system, data processing method and device based on multi-user collaborative operation | |
| KR20170066415A (en) | Video editing using contextual data and content discovery using clusters | |
| CN106547469A (en) | Wireless touch one implementation method and Wireless touch all-in-one | |
| CN105306861A (en) | Online teaching recording and playing method and system | |
| CN104360764A (en) | Writing system | |
| CN103646573A (en) | Dedicated format file generation method of panorama mode teaching system | |
| CN107111437B (en) | Digital media message generation | |
| CN1975736A (en) | Information presentation method and information presentation apparatus | |
| CN103974209A (en) | Video short message transmitting and receiving method and device and handheld electronic equipment | |
| CN104793739A (en) | Play control method and device | |
| CN103336663A (en) | Data synchronization method, device and terminal | |
| CN105519072B (en) | Multi-user conference system | |
| JP2022020703A (en) | Handwriting device and speech and handwriting communication system | |
| CN108132754A (en) | Person's handwriting playback display methods, device, mobile terminal and storage medium | |
| JP6827236B2 (en) | Information processing equipment, information processing methods, information processing programs and information processing systems | |
| CN104462276B (en) | A kind of audio frequency playing method and device for desktop widget | |
| CN205487137U (en) | Electron table tablet conference system | |
| CN104156344A (en) | Text editing method and text editing device | |
| CN106488324A (en) | A kind of video clipping method and system | |
| CN107193961B (en) | Information recording method and apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130918 |