CN105592356A - Audio-video online virtual editing method and system - Google Patents
Audio-video online virtual editing method and system Download PDFInfo
- Publication number
- CN105592356A CN105592356A CN201410563990.XA CN201410563990A CN105592356A CN 105592356 A CN105592356 A CN 105592356A CN 201410563990 A CN201410563990 A CN 201410563990A CN 105592356 A CN105592356 A CN 105592356A
- Authority
- CN
- China
- Prior art keywords
- video
- audio frequency
- audio
- montage
- online
- 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.)
- Granted
Links
Abstract
The invention provides a precise audio-video online virtual editing method comprising the following steps: S10, audio-video object acquiring; S20, audio-video object trans-coding; S30, online editing by a user; S40, audio-video object precise positioning; and S50, editing association. Visual editing is implemented by the steps of embedding an editing tool into a browser, performing precise positioning to frames by use of a streaming media enhanced positioning technology, and associating editing information with a parent video. In addition, the invention provides a precise audio-video online virtual editing system comprising a player and online editing tool module, a streaming media server and audio-video data processing server module and a database module. Thus, precise and efficient online audio-video editing and playing is realized, repeated audio-video storage is avoided, and the effective utilization rate of the storage space is improved.
Description
Technical field
The present invention relates to network audio-video editor field, particularly the online virtual clipping method of a kind of audio frequency and video and system.
Background technology
Large data age multi-modal information sharply expands, especially fast with audio/video information amount speedup, watches the demand of efficiency, convenient storage and retrieval more and more urgent for this carries out secondary montage to audio/video information to improve.
Traditional audio frequency and video montage software is based on C/S framework, and user need to install the renewal of client software maintenance software, needs multiple copies audio-video document, has caused great inconvenience; Occurred thus online audio frequency and video montage software systems, but there is following defect in these systems: the first, can only navigate to second level and a key frame, cannot navigate to non-key frame, cannot realize the accurate montage of audio frequency and video; The second, after montage, produce physical space, strengthen disk space expense.
For this reason, need one efficiently, audio frequency and video clipping method and system accurately, to solve audio frequency and video secondary montage problem, meet the broadcasting demand of enterprise-class tools to audio frequency and video accuracy.
Summary of the invention
To sum up, the invention provides the online virtual clipping method of a kind of audio frequency and video and system, accurately navigate under the prerequisite of frame in guarantee, adopt the technology such as Activex, Flash, HTML5 to embed montage instrument to browser, realize quick editing operation at browser end, and deposit clip information in database and father's audio frequency and video and carry out associatedly, realize online virtual montage, avoid producing new audio-video document, improved high efficiency, the accuracy of audio frequency and video montages.
The invention provides the online virtual clipping method of a kind of audio frequency and video, it comprises:
Step S10: audio frequency and video object acquisition. Determine the audio frequency and video object for the treatment of montage;
Step S20: audio frequency and video object transcoding. Form, feature, the parameter of automatic analysis audio frequency and video object, mate applicable transcoding strategy, and audio frequency and video object is converted to applicable netcast, and can compatible computer, the browser of smart mobile phone and the various terminals such as the dull and stereotyped audio-video document of play-overing;
Step S30: the online montage of user. In browser, embed player and online montage instrument, user interactions editing operation is provided;
Step S40: audio frequency and video object is accurately located. Realize accurate location, mark to key frame, non-key frame, calculate the precise time point of montage position;
Step S50: montage association. Put data the positioning time that the user interactions clip data of S30 and S40 obtain, through processing, store in database with certain form, according to audio frequency and video id information, set up the associated of audio frequency and video and father's audio frequency and video after montage.
Especially, step S20, audio frequency and video object transcoding, comprises again:
Step S201, obtains the metadata of these audio frequency and video.
Wherein, audio frequency and video metadata, mainly comprises file Global Information, video track data and audio track data;
File overall data, mainly comprises duration, bit rate, Container Format, other information; Video track data, mainly comprise video code model, video encoder, bit rate, frame per second, frame number, width, highly, pixel format; Audio track data, mainly comprise audio coding form, encoder, channel number, sample rate, bit rate.
Step S202, the coding of conversion audio frequency and video object.
According to the suitable transcoding strategy of meta data match, the audio frequency and video obj ect file gathering is converted to applicable netcast, and can compatible computer, the browser of smart mobile phone and the various terminals such as the dull and stereotyped audio-video document form of play-overing.
More special, step S30, the online montage of user. Load audio frequency and video object to player by browser, load online montage instrument simultaneously, user by dragging, F.F., rewind down, finely tune audio frequency and video positioned to editing operation frame by frame; Realize the typing of audio frequency and video object factory information by online montage instrument, comprise title, label, classification, personage, the brief introduction of audio frequency and video after montage.
Further, step S40, audio frequency and video object is accurately located. For audio object, only there is a kind of Frame, can directly locate, but object video, exists I frame, P frame, three kinds of Frames of B frame, adopt Streaming Media enhancement mode location technology, in the time that user realizes the position montage of audio frequency and video, realize accurate location dynamically to insert I frame, except accurately navigating to key frame (I frame), can also navigate to non-key frame (P frame, B frame); In conjunction with audio frequency and video metadata analysis, the precise time point of compute location frame; And in the time of playblast, neglect the picture before location, the video pictures that this position of preview is corresponding.
Further, the present invention also provides a kind of audio frequency and video online virtual montage system, and this system comprises: system client M100; Data processing service end M200; Database server M300.
Wherein, system client M100, by browser access, comprises audio/video player M101 and the online montage instrument M102 that adopts the technology such as Activex, Flash, HTML5 to embed.
Online montage instrument M102 can carry out by frame alignment audio frequency and video, realizes that audio frequency and video drag, F.F., rewind down, fine setting frame by frame, creates the edit operations such as video presentation information, and submits the data to system data and process service end M200.
Data processing service end M200, realizes the processing to audio frequency and video object and audio frequency and video metadata, comprises audio, video data processing server M201 and streaming media server M202.
Audio, video data processing server M201, mainly that audio-video document is processed to processing, also accept simultaneously and process user's editing data and the streaming media server M202 locating information that montage instrument is submitted to, after suitably processing, submit to database server M300 storage.
Streaming media server M202, sends audio-video document to client player with streaming protocol, watches online for user, and enhancement mode location technology is provided simultaneously, realizes the precise positioning of audio frequency and video.
Database server M300, related data and user's clip data of storage audio frequency and video.
In the audio frequency and video montage stage, player M101 is to streaming media server M202 request playing audio-video object, client M100 obtains audio frequency and video object, user realizes mark, the montage of object by online montage instrument M102, and montage result is submitted to streaming media server M202 and carry out montage location, locator data and audio frequency and video data of description are submitted to audio, video data processing server M201, audio, video data processing server M201 carries out after respective handling as required, is uploaded to database server M300 and preserves.
Play the stage in audio frequency and video, player M101 calls unified interface and asks virtual audio frequency and video relevant information to audio, video data processing server M201, audio, video data processing server M201 is from database server M300 retrieving audio/video frequency related data, and virtual audio frequency and video broadcasting demand data is returned to player M101 with certain format, player M101 resolution data obtains audio frequency and video broadcast address, request streaming media server M202 plays, streaming media server M202 returns to play and flows to player M101, realizes montage and the broadcasting of online audio frequency and video.
The invention provides the one online virtual clipping method of audio frequency and video and system accurately, by online editing instrument embedding browser, adopt Streaming Media enhancement mode location technology, precise positioning frame by frame, clip data and father's video carry out association store, realize accurate, efficient online editing and the broadcasting of audio frequency and video, avoid the repeated storage of audio frequency and video simultaneously, improve the effective rate of utilization of memory space.
Brief description of the drawings
The online virtual clipping method flow chart of a kind of audio frequency and video that Fig. 1 provides for the embodiment of the present invention.
The online montage system module of a kind of audio frequency and video figure that Fig. 2 provides for the embodiment of the present invention.
The online virtual montage system audio frequency and video montage flow chart of a kind of audio frequency and video that Fig. 3 provides for the embodiment of the present invention.
The online virtual montage system virtualization clips played flow chart of a kind of audio frequency and video that Fig. 4 provides for the embodiment of the present invention.
Specific embodiments
For making object, technical method and the advantage of the embodiment of the present invention more clear, below in conjunction with accompanying drawing, the embodiment of the present invention is elaborated.
Figure 1 shows that the online clipping method flow chart of a kind of audio frequency and video that the embodiment of the present invention provides.
As shown in Figure 1, first audio frequency and video object acquisition S10, determines the audio frequency and video object for the treatment of montage; Audio frequency and video object transcoding S20, obtains duration, bit rate, Container Format, other information of audio frequency and video object; Video code model, video encoder, bit rate, frame per second, frame number, width, highly, pixel format; Audio coding form, encoder, channel number, sample rate, bit rate; According to the suitable transcoding strategy of these metadata selected, be converted to applicable netcast, and can compatible computer, the browser of smart mobile phone and the various terminals such as the dull and stereotyped audio-video document of play-overing, the video format of main flow has MP4 and FLV at present, and FLV can only play at present on the equipment of supporting flash, do not support smart mobile phone and tablet device, therefore, conventionally be transcoded into MP4 form, require respectively Video coding, audio coding and container to be changed, be transcoded into the MP4 file format being become by H264 Video coding+AAC audio coding+mp4 container combination; The online montage S30 of user, user can carry out F.F., rewind down, the position editing operation such as fine setting, and object factory Data Enter frame by frame to audio frequency and video, comprises title, classification, time, brief introduction of montage rear video etc.; Object is accurately located S40, adopts Streaming Media enhancement mode location technology, when user carries out audio frequency and video position editing operation, can automatically insert I frame and realize precise positioning; The associated S50 of montage, record father's audio frequency and video ID, time started, end time and other descriptors of montage audio frequency and video, set up incidence relation by No. ID with father's audio frequency and video, so as in the time to play according to father's audio frequency and video and edit file, can positioning playing audio frequency and video.
Figure 2 shows that the online montage system module of a kind of audio frequency and video figure that the embodiment of the present invention provides. Whole system, based on B/S framework, comprises three large modules: system client M100, data processing service end M200, database server M300.
Wherein system client is made up of player M101 and online montage instrument M102 again, and data processing service end is made up of audio, video data processing server M201 and streaming media server M202.
Player is realized selection, the broadcasting to audio frequency and video, carry out data interaction with streaming media server M202 and audio, video data processing server M201, in the broadcasting stage, player M101 asks virtual audio frequency and video to audio, video data processing server M201, obtain after virtual audio frequency and video broadcast address, play to streaming media server M202 request audio frequency and video, obtain audio/video flow, play the audio frequency and video after montage; In the montage stage, by player M101 location audio frequency and video handling object, player M101 is to streaming media server M202 request playing audio-video object.
Audio, video data processing server M201, is mainly responsible for the processing of audio frequency and video object and user's editing data and uploads, as obtains audio frequency and video metadata, generation thumbnail, code stream etc.
Streaming media server M202, supports audio frequency and video to play in streaming protocol mode, and audio frequency and video are carried out to precise positioning.
Database server M300, storage audio frequency and video and clip information, as audio frequency and video metadata, picture, code stream etc., the beginning end time of montage, new video title etc.
Be illustrated in figure 3 the online montage system of a kind of audio frequency and video audio frequency and video montage flow chart that the embodiment of the present invention provides, user's program request audio frequency and video object, player M101 request streaming media server M202, streaming media server M202 returns to audio frequency and video broadcasting stream and supplies to play and montage to client M100, online montage instrument M102 realizes dragging of audio frequency and video, F.F., rewind down, fine setting, title is set, the editor of the information such as brief introduction, position editing operation to audio frequency and video object can be submitted to streaming media server M202, carry out precise positioning through streaming media server M202, calculate after the precise time point of montage position, submit to audio, video data processing server M201 with together with the descriptor of audio frequency and video object, server M201 processes edit file according to demand, the audio frequency and video of montage are associated with the ID of father's audio frequency and video, store database server M300 into.
Be illustrated in figure 4 the online montage system virtualization of a kind of audio frequency and video clips played flow chart that the embodiment of the present invention provides, user plays the audio frequency and video after montage by player M101 to audio, video data processing server M201 request, audio, video data processing server M201 goes database server M300 retrieving audio/video frequency information, the virtual clip information of specific format is returned to player M101, player M101 obtains audio frequency and video broadcast address relevant information, send the request of playing virtual montage to streaming media server M202, streaming media server M202 returns to audio/video flow to player M101, realize the broadcasting of virtual montage.
Claims (11)
1. the online virtual clipping method of audio frequency and video accurately, is characterized in that, comprising:
Step S10, audio frequency and video object acquisition, determines the audio frequency and video object for the treatment of montage;
Step S20, audio frequency and video object transcoding, according to audio frequency and video characteristics of objects, is converted to applicable netcast, and can compatible computer, the browser of smart mobile phone and the various terminals such as the dull and stereotyped audio-video document of play-overing;
Step S30, the online montage of user embeds player and online montage instrument, for user interactions editing operation in browser;
Step S40, audio frequency and video object is accurately located, and realizes accurate location, mark to key frame, non-key frame, calculates the precise time point of montage position;
Step S50, montage association, the audio-video document after montage and father's audio-video document, according to audio frequency and video id information, are realized associated.
2. the one as claimed in claim 1 online virtual clipping method of audio frequency and video accurately, it is characterized in that, automatic acquisition audio frequency and video metadata, comprise file Global Information, video track data and audio track data, wherein, file overall data comprises: duration, bit rate, Container Format, other information; Video track data comprise: video code model, video encoder, bit rate, frame per second, frame number, width, highly, pixel format; Audio track data comprise: audio coding form, encoder, channel number, sample rate, bit rate.
3. the one as claimed in claim 1 online virtual clipping method of audio frequency and video accurately, it is characterized in that, online montage comprise drag, F.F., rewind down, fine setting frame by frame, simultaneously can also typing object factory information, comprise title, label, classification, personage, the brief introduction of montage rear video.
4. the one as claimed in claim 1 online virtual clipping method of audio frequency and video accurately, is characterized in that, adopts Streaming Media enhancement mode location technology, for object video, in the time that user realizes the position montage of audio frequency and video, realizes accurate location dynamically to insert I frame.
5. the one as claimed in claim 1 online virtual clipping method of audio frequency and video accurately, is characterized in that, except accurately navigating to key frame, can also navigate to non-key frame, and by audio frequency and video metadata, adopt Streaming Media enhancement mode location technology, the precise time point of compute location frame.
6. the one as claimed in claim 1 online virtual clipping method of audio frequency and video accurately, it is characterized in that, online montage is a kind of virtual montage, and the data after montage are to deposit database in, carry out associatedly with No. ID, father's audio frequency and video and father's audio frequency and video, realize the virtual montage of audio frequency and video.
7. the online virtual montage system of audio frequency and video accurately, is characterized in that, comprises with lower module:
System client M100, by browser access, is responsible for broadcasting, mark, the montage of audio-video document;
Data processing service end M200, is responsible for the processing to audio frequency and video object and clip data thereof;
Database server M300, the data message of storage audio frequency and video, comprises clip information.
8. the one as claimed in claim 7 online virtual montage system of audio frequency and video accurately, is characterized in that, system client M100 comprises: player M101 and online montage instrument M102.
9. as claim 7 and the one claimed in claim 8 online virtual montage system of audio frequency and video accurately, it is characterized in that, online montage instrument M102 can realize audio frequency and video by frame alignment, adds audio frequency and video descriptor simultaneously, and submits the data to data processing service end M200.
10. the one as claimed in claim 7 online virtual montage system of audio frequency and video accurately, is characterized in that, data processing service end M200 realizes the processing to audio frequency and video object and audio frequency and video metadata, comprising:
Audio, video data processing server M201, mainly audio-video document is processed to processing, also accept simultaneously and process user's editing data and the streaming media server M202 locating information that montage instrument is submitted to, after suitably processing, submit to database server M300 storage;
Streaming media server M202, mainly sends audio-video document to client player with streaming protocol, watches online for user; Enhancement mode location technology is provided simultaneously, realizes the precise positioning of audio frequency and video.
11. one as claimed in claim 7 are the online virtual montage system of audio frequency and video accurately, it is characterized in that, database server M300, related data and user's clip data of storage audio frequency and video, wherein the related data of audio frequency and video comprises, the essential informations such as audio frequency and video title, uplink time, language, captions; Audio-video code stream information; Thumbnail information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410563990.XA CN105592356B (en) | 2014-10-22 | 2014-10-22 | A kind of audio and video virtual clipping method and system online |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410563990.XA CN105592356B (en) | 2014-10-22 | 2014-10-22 | A kind of audio and video virtual clipping method and system online |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105592356A true CN105592356A (en) | 2016-05-18 |
| CN105592356B CN105592356B (en) | 2018-07-17 |
Family
ID=55931516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410563990.XA Active CN105592356B (en) | 2014-10-22 | 2014-10-22 | A kind of audio and video virtual clipping method and system online |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105592356B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106804002A (en) * | 2017-02-14 | 2017-06-06 | 北京时间股份有限公司 | A kind of processing system for video and method |
| CN106993020A (en) * | 2016-12-01 | 2017-07-28 | 浙江广播电视集团 | Long-range video and audio-editing method based on virtualization technology multi-network oriented environment |
| CN107368555A (en) * | 2017-07-03 | 2017-11-21 | 李洪海 | Movie editing makes collaboration method, device, server and system |
| CN109194887A (en) * | 2018-10-26 | 2019-01-11 | 北京亿幕信息技术有限公司 | A kind of cloud cuts video record and clipping method and plug-in unit |
| CN112449238A (en) * | 2019-08-28 | 2021-03-05 | 深圳Tcl新技术有限公司 | Short video production method, storage medium and terminal |
| CN112714326A (en) * | 2020-12-09 | 2021-04-27 | 新奥特（北京）视频技术有限公司 | Method and device for clipping video and audio based on browser in IBC system |
| WO2021248988A1 (en) * | 2020-06-12 | 2021-12-16 | 华为技术有限公司 | Cross-terminal screen recording method, terminal device, and storage medium |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1344106A (en) * | 2000-09-15 | 2002-04-10 | 北京算通数字技术研究中心有限公司 | Edition method for non-linear edition system based on MPEG-2 code stream |
| CN101390032A (en) * | 2006-01-05 | 2009-03-18 | 眼点公司 | System and methods for storing, editing, and sharing digital video |
| CN101657814A (en) * | 2007-04-13 | 2010-02-24 | 汤姆逊许可证公司 | Systems and methods for specifying frame-accurate images for media asset management |
| US7714909B2 (en) * | 1999-07-06 | 2010-05-11 | Intel Corporation | Video bit stream extension by differential information annotation |
| CN102084361A (en) * | 2008-04-13 | 2011-06-01 | 艾法罗媒体有限责任公司 | Media asset management |
| CN102497554A (en) * | 2011-12-16 | 2012-06-13 | 杭州士兰微电子股份有限公司 | Dividing method of chapters accurate to frames |
| CN102497452A (en) * | 2011-12-28 | 2012-06-13 | 山东大学 | Online streaming media service method based on embedded terminal |
| CN102932608A (en) * | 2012-11-16 | 2013-02-13 | 成都索贝数码科技股份有限公司 | Digital video processing and cataloguing system and method based on cloud edition technology |
| US8620893B2 (en) * | 2008-07-03 | 2013-12-31 | Ebay Inc. | System and methods for the segmentation of media |
-
2014
- 2014-10-22 CN CN201410563990.XA patent/CN105592356B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7714909B2 (en) * | 1999-07-06 | 2010-05-11 | Intel Corporation | Video bit stream extension by differential information annotation |
| CN1344106A (en) * | 2000-09-15 | 2002-04-10 | 北京算通数字技术研究中心有限公司 | Edition method for non-linear edition system based on MPEG-2 code stream |
| CN101390032A (en) * | 2006-01-05 | 2009-03-18 | 眼点公司 | System and methods for storing, editing, and sharing digital video |
| CN101657814A (en) * | 2007-04-13 | 2010-02-24 | 汤姆逊许可证公司 | Systems and methods for specifying frame-accurate images for media asset management |
| CN102084361A (en) * | 2008-04-13 | 2011-06-01 | 艾法罗媒体有限责任公司 | Media asset management |
| US8620893B2 (en) * | 2008-07-03 | 2013-12-31 | Ebay Inc. | System and methods for the segmentation of media |
| CN102497554A (en) * | 2011-12-16 | 2012-06-13 | 杭州士兰微电子股份有限公司 | Dividing method of chapters accurate to frames |
| CN102497452A (en) * | 2011-12-28 | 2012-06-13 | 山东大学 | Online streaming media service method based on embedded terminal |
| CN102932608A (en) * | 2012-11-16 | 2013-02-13 | 成都索贝数码科技股份有限公司 | Digital video processing and cataloguing system and method based on cloud edition technology |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106993020A (en) * | 2016-12-01 | 2017-07-28 | 浙江广播电视集团 | Long-range video and audio-editing method based on virtualization technology multi-network oriented environment |
| CN106804002A (en) * | 2017-02-14 | 2017-06-06 | 北京时间股份有限公司 | A kind of processing system for video and method |
| CN107368555A (en) * | 2017-07-03 | 2017-11-21 | 李洪海 | Movie editing makes collaboration method, device, server and system |
| CN109194887A (en) * | 2018-10-26 | 2019-01-11 | 北京亿幕信息技术有限公司 | A kind of cloud cuts video record and clipping method and plug-in unit |
| CN112449238A (en) * | 2019-08-28 | 2021-03-05 | 深圳Tcl新技术有限公司 | Short video production method, storage medium and terminal |
| CN112449238B (en) * | 2019-08-28 | 2022-03-01 | 深圳Tcl新技术有限公司 | Short video production method, storage medium and terminal |
| WO2021248988A1 (en) * | 2020-06-12 | 2021-12-16 | 华为技术有限公司 | Cross-terminal screen recording method, terminal device, and storage medium |
| CN112714326A (en) * | 2020-12-09 | 2021-04-27 | 新奥特（北京）视频技术有限公司 | Method and device for clipping video and audio based on browser in IBC system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105592356B (en) | 2018-07-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105592356A (en) | Audio-video online virtual editing method and system | |
| US11056148B2 (en) | Elastic cloud video editing and multimedia search | |
| US9852762B2 (en) | User interface for video preview creation | |
| US11508353B2 (en) | Real time popularity based audible content acquisition | |
| CN100481064C (en) | Information processing device and method | |
| CN105376612A (en) | Video playing method, media equipment, playing equipment and multimedia system | |
| CA2992471A1 (en) | Media production system with score-based display feature | |
| CN101883230A (en) | Digital television actor retrieval method and system | |
| CN103716662A (en) | Mixed transmission method and server | |
| CN103618912A (en) | Live telecast time shifting method and server | |
| CN102622332A (en) | E-book realizing method and making system | |
| CN104159131A (en) | Independent EPG (Electronic Program Guide) server and operation method thereof | |
| MXPA05010439A (en) | System and method for automatically generating a slate using metadata. | |
| US20140328569A1 (en) | Streaming-based media system | |
| CN103152605B (en) | A kind of method of voice data transcoding, device and transcoding server | |
| CN106790558B (en) | Film multi-version integration storage and extraction system | |
| CN104935975A (en) | Short video record playing method and apparatus | |
| KR100924173B1 (en) | Apparatus and method for time-shift service based on multimedia information, Apparatus for reproducing multimedia using that | |
| CN102572293A (en) | Field recording-based retrieval system | |
| US7720798B2 (en) | Transmitter-receiver system, transmitting apparatus, transmitting method, receiving apparatus, receiving method, and program | |
| CN102572294A (en) | Field recoding system with ranking function | |
| KR101930488B1 (en) | Metadata Creating Method and Apparatus for Linkage Type Service | |
| CN112040294A (en) | Video playing system based on cloud computing and working method thereof | |
| EP2817744A2 (en) | Method and system for searches of digital content using a time interval | |
| CN101833976A (en) | Manually-triggered court trial video real-time indexing system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100088 Beijing city Haidian District No. 6 Zhichun Road Jinqiu International Building 14 floor 14B04 Patentee after: TOLS INFORMATION TECHNOLOGY Co.,Ltd. Address before: 100088 Beijing city Haidian District No. 6 Zhichun Road Jinqiu International Building 14 floor 14B04 Patentee before: BEIJING TRS INFORMATION TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |