CN101917611A - Video output device capable of tracking propagating sources - Google Patents
Video output device capable of tracking propagating sources Download PDFInfo
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- CN101917611A CN101917611A CN2010102678868A CN201010267886A CN101917611A CN 101917611 A CN101917611 A CN 101917611A CN 2010102678868 A CN2010102678868 A CN 2010102678868A CN 201010267886 A CN201010267886 A CN 201010267886A CN 101917611 A CN101917611 A CN 101917611A
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Abstract
The invention discloses a video output device capable of tracking propagating sources, comprising a central processing unit, a network interface module, a memory module, a man-machine interaction module and an audio/video drive module which are respectively connected with the central processing unit, wherein, the central processing unit is provided with a watermark generation unit and a superposition output unit; the watermark generation unit is used for generating watermark data information; and the superposition output unit is used for outputting the watermark data information and video information generated by the watermark generation unit. The video output device capable of tracking the propagating sources of the invention is provided with the watermark generation unit and the superposition output unit, leads that the video information output by the video output device can display or hidden with watermark information when a display terminal plays a video, and extracts watermark information in visual contact or a watermark detection device according to hardware information and user information in the watermark information, thereby positioning the propagating sources thereof, tracking related responsibilities thereof, and maintaining the lawful rights and interests of operators and content providers.
Description
Technical field
The present invention relates to a kind of video output device, especially relate to the video output device that a kind ofly combines, can tracking propagating sources with digital watermark technology.
Background technology
Increasingly mature and universal along with the video acquisition technology, vision signal between from the video output terminals to the display device can be gathered and be edited easily, these behavior meetings have a strong impact on the legitimate rights and interests of operator and content supplier, and bring great convenience for the video transmission of illegal contents, and be difficult to find propagating source at this moment, review its legal liabilities and do not know where to begin especially.
The illegal guard method of generally using at present of propagating of video content that prevents mainly contains two kinds:
First kind: add specific LOGO in the indivedual pictures in the video of broadcast, for example, add content merchant LOGO in the video pictures,, after being learnt by the content merchant it is reviewed the purpose of related responsibility to reach when other websites or individual when playing or propagating this video.In this method, the collection personnel can use another one LOGO that it is covered in the video file that collects fully.
Second kind: add specific LOGO in the whole video playing process, and have simple effects, for example, the LOGO position is unfixing, has track effect etc. when LOGO occurs, and prevents that to reach the pirated disc copier from can cover the purpose of its LOGO easily.In this method, the means that the collection personnel handle LOGO are just complicated a little, and can not find propagating source after the information that the collects propagation, can't investigate any responsibility.
Application number is the method that the application for a patent for invention of CN200610060600.2 discloses a kind of Portable DVD video disk machine open/close automatic play dynamic logo, uses the dynamic logo data that contain video information that prestore, and comprises machine open/close; In beginning, centre or the ending of normal boot-strap process or the beginning or the described dynamic logo data of middle broadcast automatically of normal shutdown process, these dynamic logo data comprise video and audio frequency.The method of this Portable DVD video disk machine open/close automatic play dynamic logo, the collection personnel can will use another one LOGO that it is covered fully in the video file that collect, from and the information that collects is propagated after can not find propagating source, can't investigate any responsibility.
Application number is embedding, extracting method and device and the treatment system that the application for a patent for invention of CN200810171245.52 discloses a kind of watermark information, carries out occlusion detection by the depth image to the original image correspondence; The reference of choosing on the depth image according to the result and the depth image of occlusion detection embeds the zone; On original image, match and the regional corresponding target embedding of reference embedding zone; The watermark information that obtains is embedded into target to embed in the zone.The embedding of this watermark information, extracting method and device and treatment system are to be embedded in watermark information at file destination, thereby realize the protection to the file destination copyright, can not find propagating source but still exist, and can't investigate the defective of disseminator's responsibility.
Summary of the invention
Purpose of the present invention overcomes deficiency of the prior art exactly, provides a kind of and combines with digital watermark technology, video output device that can tracking propagating sources.
For solving the problems of the prior art, the present invention has adopted following technical scheme: device comprises central processing unit, the Network Interface Module that is connected with described central processing unit, memory module, human-computer interaction module and audio frequency and video driver module respectively are provided with the stack output unit that the watermark generation unit of the data message that is used to generate watermark and the watermark data information that described watermark generation unit is generated and video information are exported in the described central processing unit.
Further, described watermark generation unit comprise that the watermark data information that is used for obtaining the watermark information acquisition module that constitutes watermark data information, described watermark information acquisition module is obtained edits watermark form generation module.
Further, the watermark data information of described watermark information acquisition module acquisition comprises the hardware information and/or the described video output device user information corresponding of described video output device.
Further, the hardware information of described video output device comprises production code member and/or manufacturer's title.
Further, described video output device user information corresponding comprises user account and/or subscriber household address and/or user's identity information.
Further, described memory module is the stream media information memory module.
The present invention can tracking propagating sources the advantage of video output device be:
1) in central processing unit, is provided with watermark generation unit and stack output unit, makes the video information of video output device output when display terminal carries out video playback, can watermark information be arranged the while show or hide;
2) watermark data information comprises the hardware information and/or the video output device user information corresponding of video output device, identity information according to the user account in production code member in the hardware information and/or manufacturer's title and the user profile and/or subscriber household address and/or user, can accurately locate propagating source, thereby investigate disseminator's legal liabilities;
3) stack of watermark information and video information is exported but is not to be embedded in watermark information in video information, makes watermark information not influence the normal play of video information.
In sum, the present invention can tracking propagating sources video output device, be provided with watermark generation unit and stack output unit, make the video information of video output device output when display terminal carries out video playback, can watermark information be arranged show or hide, according to hardware information in the watermark information and user profile, by visual or watermark detection device watermark information is extracted, confirms, thereby locate its propagating source, and review its related responsibility, safeguard the legitimate rights and interests of operator and content supplier.
Description of drawings
Fig. 1 for the present invention can tracking propagating sources the structural representation block diagram of video output device embodiment.
Fig. 2 is the structural representation block diagram of watermark generation unit among Fig. 1.
Fig. 3 is the workflow diagram of watermark generation unit among Fig. 2.
Embodiment
The present invention is further detailed explanation below in conjunction with accompanying drawing.
As shown in Figure 1, the present invention can tracking propagating sources video output device 1 comprise central processing unit 11, the Network Interface Module 12 that is connected with central processing unit 11, memory module 13, human-computer interaction module 14 and audio frequency and video driver module 15 respectively, wherein, be provided with watermark generation unit 111 and stack output unit 112 in the central processing unit 11, Network Interface Module 12 external servers 2, human-computer interaction module 14 external remote controller 3, audio frequency and video driver module 15 external display terminals 4.
In the present embodiment, described video output device 1 that can tracking propagating sources is a network multimedia player.
In the present embodiment, described server 2 is a cluster server, comprise the certificate server 21 that video output device 1 that can tracking propagating sources is carried out user information authentication, for video output device 1 that can tracking propagating sources provides the servo server 22 and the push server 23 of download message and download service, can also comprise other server.
In the present embodiment, described watermark generation unit 111 is used to generate the data message of watermark, the video information that described stack output unit 112 is used for watermark data information that watermark generation unit 111 is generated and the memory module 13 stored output that superposes.
As shown in Figure 2, described watermark generation unit 111 comprises watermark information acquisition module 1111 and watermark form generation module 1112.
In the present embodiment, described watermark information acquisition module 1111 is used for obtaining the data message that constitutes watermark, this data message comprises the hardware information of video output device 1 that can tracking propagating sources, as information such as production code member and/or manufacturer's titles, can also comprise can tracking propagating sources video output device 1 pairing user profile, as user account and/or subscriber household address and/or user's identity information, can also comprise can tracking propagating sources any other information.
In the present embodiment, described watermark form generation module 1112 is used for the watermark data information that watermark information acquisition module 1111 obtains is edited according to required content and form.
In the present embodiment, described memory module 13 is the stream media information memory module, stores the video information that central processing unit 11 is downloaded by network interface.
The present invention can tracking propagating sources the course of work of video output device 1 as follows:
At first, before use, the user need can tracking propagating sources video output device 1 on the certificate server 21 of operator, carry out real name authentication, the video information that can receive and play the video information in this operator's valut and obtain after the authentication by other channels.
Secondly, after the authentication can tracking propagating sources the central processing unit 11 of video output device 1 by network interface 12 foradownloaded video information and storing in the memory module 13 from server 2, as user during by the video information in the remote controller 3 program request memory modules 13, human-computer interaction module 14 is received the program request signal and is sent to central processing unit 11, watermark generation unit 111 in the central processing unit 11 will generate watermark data information, the hardware information that comprises video output device 1 that can tracking propagating sources, as information such as production code member and/or manufacturer's titles, can also comprise can tracking propagating sources video output device 1 pairing user profile, as user account and/or subscriber household address and/or user's identity information.
As shown in Figure 3, the process of watermark generation unit 111 generation watermark data information is:
1) beginning;
2) watermark information acquisition module 1111 obtains the data message that constitutes watermark;
3) the watermark data information of 1112 pairs of watermark information acquisition modules of watermark form generation module, 1111 acquisitions is edited according to required content and form;
4) watermark data information generates and finishes.
Once more, stack output unit 112 is with the output that superposes of the video information of above-mentioned watermark data information and memory module 13 stored, under the driving of audio frequency and video driver module 15, watermark data information and video information are output to display terminal 4 together and carry out the video playback demonstration, and display terminal 4 can have watermark data information by show or hide in indivedual or each frame of the video pictures that shows.
If the video acquisition personnel gather video information at the output of video output device 1 that the present invention can tracking propagating sources between display terminal 4, to together gather with watermark data information, when carrying out video playback, in indivedual or each frame of video pictures, can watermark data information be arranged show or hide equally, by visual or watermark detection device watermark information is extracted, confirms, thereby locate its propagating source, and review its related responsibility, safeguarded the legitimate rights and interests of operator and content supplier.
In a word, what embodiments of the invention were announced is its preferred implementation, but is not limited to this.Those of ordinary skill in the art understands spirit of the present invention very easily according to the foregoing description, and makes different amplifications and variation, but only otherwise break away from spirit of the present invention, all within protection scope of the present invention.
Claims (6)
- One kind can tracking propagating sources video output device, comprise central processing unit, the Network Interface Module that is connected with described central processing unit, memory module, human-computer interaction module and audio frequency and video driver module respectively, it is characterized in that, be provided with the stack output unit that the watermark generation unit of the data message that is used to generate watermark and the watermark data information that described watermark generation unit is generated and video information are exported in the described central processing unit.
- 2. video output device that can tracking propagating sources according to claim 1, it is characterized in that, described watermark generation unit comprise that the watermark data information that is used for obtaining the watermark information acquisition module that constitutes watermark data information, described watermark information acquisition module is obtained edits watermark form generation module.
- 3. video output device that can tracking propagating sources according to claim 2, it is characterized in that the watermark data information that described watermark information acquisition module obtains comprises the hardware information and/or the described video output device user information corresponding of described video output device.
- 4. video output device that can tracking propagating sources according to claim 3 is characterized in that the hardware information of described video output device comprises production code member and/or manufacturer's title.
- 5. video output device that can tracking propagating sources according to claim 3 is characterized in that described video output device user information corresponding comprises user account and/or subscriber household address and/or user's identity information.
- 6. according to the described video output device that can tracking propagating sources of the arbitrary claim of claim 1 to 5, it is characterized in that described memory module is the stream media information memory module.
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169534A (en) * | 2011-02-21 | 2011-08-31 | 北京书生国际信息技术有限公司 | Method and device for displaying watermark |
| CN104219572A (en) * | 2014-09-26 | 2014-12-17 | 广州创维平面显示科技有限公司 | Video-related information implicit transmission content distribution method and device |
| CN104581432A (en) * | 2015-01-01 | 2015-04-29 | 北京金石威视科技发展有限公司 | Radio and television safe broadcasting detection method based on digital watermark technology |
| CN105451035A (en) * | 2015-11-13 | 2016-03-30 | 北京光慧鸿途科技股份有限公司 | Video display method and video display system for preventing video copyright protection icons from being deleted or modified |
| CN105657453A (en) * | 2015-12-29 | 2016-06-08 | 华为技术有限公司 | Method and device for protecting video by digital fingerprinting technology |
| CN105872704A (en) * | 2015-12-15 | 2016-08-17 | 乐视网信息技术（北京）股份有限公司 | Video playing control method and device |
| CN105872769A (en) * | 2016-04-27 | 2016-08-17 | 亦非云互联网技术（上海）有限公司 | Method and system for copyright protection based on Internet media platform |
| CN105898459A (en) * | 2015-12-10 | 2016-08-24 | 乐视网信息技术（北京）股份有限公司 | Play method and device and mobile terminal equipment based on Android platform |
| CN106303574A (en) * | 2016-08-23 | 2017-01-04 | 杭州当虹科技有限公司 | A kind of method adding picture and text subtitle graphic password in video floating layer |
| CN106791874A (en) * | 2016-11-28 | 2017-05-31 | 武汉优信众网科技有限公司 | A kind of offline video method for tracing based on Electronic Paper line |
| CN106791873A (en) * | 2016-11-28 | 2017-05-31 | 武汉优信众网科技有限公司 | A kind of traceable Electronic Paper line adding method of offline video |
| CN106851403A (en) * | 2017-02-27 | 2017-06-13 | 首影科技（深圳）有限公司 | Display device and content safety player method |
| CN107027055A (en) * | 2017-04-28 | 2017-08-08 | 安徽四创电子股份有限公司 | A kind of video based on digital watermark is traced to the source and encryption method |
| CN107133906A (en) * | 2017-04-28 | 2017-09-05 | 安徽四创电子股份有限公司 | A kind of video source tracing method based on digital watermark |
| CN107181957A (en) * | 2017-04-28 | 2017-09-19 | 安徽四创电子股份有限公司 | A kind of video watermark source tracing method based on hadoop platform architectures |
| CN109348308A (en) * | 2018-11-20 | 2019-02-15 | 福建亿榕信息技术有限公司 | A kind of traceable method of monitor video leakage and storage medium based on random watermark |
| CN110720179A (en) * | 2017-04-25 | 2020-01-21 | T·克劳福德 | Method and system for watermarking video media to track video distribution |
| CN110730355A (en) * | 2019-09-06 | 2020-01-24 | 西安万像电子科技有限公司 | Video image processing method and device |
| CN111031192A (en) * | 2019-11-25 | 2020-04-17 | 合肥高维数据技术有限公司 | Watermark processing device, method and system |
| CN111901640A (en) * | 2020-08-14 | 2020-11-06 | 南京百家云科技有限公司 | Method and device for protecting copyright of streaming media |
| CN111935547A (en) * | 2020-08-18 | 2020-11-13 | 湖南快乐阳光互动娱乐传媒有限公司 | Traceable encrypted live broadcast method and traceable encrypted live broadcast system |
| WO2021007747A1 (en) * | 2019-07-15 | 2021-01-21 | Boe Technology Group Co., Ltd. | Method of tracking source display panel from which illegal copy of image is captured by camera and electronic apparatus for tracking illegal copy of image captured by camera from source display panel of electronic apparatus |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1689098A (en) * | 2002-08-21 | 2005-10-26 | 汤姆森特许公司 | Watermarking digital data at a user device |
| CN101102460A (en) * | 2007-07-24 | 2008-01-09 | 上海广电（集团）有限公司中央研究院 | A method for instantly adding hide information into digital TV programs |
| CN101165699A (en) * | 2006-10-20 | 2008-04-23 | 中国科学院微电子研究所 | Digital product content protection system and method based on digital water mark |
| CN101668170A (en) * | 2009-09-23 | 2010-03-10 | 中山大学 | Digital television program copyright protecting method for resisting time synchronization attacks |
| CN201860423U (en) * | 2010-08-31 | 2011-06-08 | 北京德博正业科技有限公司 | Video output device capable of tracking transmission source |
-
2010
- 2010-08-31 CN CN2010102678868A patent/CN101917611A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1689098A (en) * | 2002-08-21 | 2005-10-26 | 汤姆森特许公司 | Watermarking digital data at a user device |
| CN101165699A (en) * | 2006-10-20 | 2008-04-23 | 中国科学院微电子研究所 | Digital product content protection system and method based on digital water mark |
| CN101102460A (en) * | 2007-07-24 | 2008-01-09 | 上海广电（集团）有限公司中央研究院 | A method for instantly adding hide information into digital TV programs |
| CN101668170A (en) * | 2009-09-23 | 2010-03-10 | 中山大学 | Digital television program copyright protecting method for resisting time synchronization attacks |
| CN201860423U (en) * | 2010-08-31 | 2011-06-08 | 北京德博正业科技有限公司 | Video output device capable of tracking transmission source |
Cited By (28)
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|---|---|---|---|---|
| CN102169534A (en) * | 2011-02-21 | 2011-08-31 | 北京书生国际信息技术有限公司 | Method and device for displaying watermark |
| CN104219572A (en) * | 2014-09-26 | 2014-12-17 | 广州创维平面显示科技有限公司 | Video-related information implicit transmission content distribution method and device |
| CN104581432A (en) * | 2015-01-01 | 2015-04-29 | 北京金石威视科技发展有限公司 | Radio and television safe broadcasting detection method based on digital watermark technology |
| CN105451035A (en) * | 2015-11-13 | 2016-03-30 | 北京光慧鸿途科技股份有限公司 | Video display method and video display system for preventing video copyright protection icons from being deleted or modified |
| CN105898459A (en) * | 2015-12-10 | 2016-08-24 | 乐视网信息技术（北京）股份有限公司 | Play method and device and mobile terminal equipment based on Android platform |
| CN105872704A (en) * | 2015-12-15 | 2016-08-17 | 乐视网信息技术（北京）股份有限公司 | Video playing control method and device |
| WO2017101396A1 (en) * | 2015-12-15 | 2017-06-22 | 乐视控股（北京）有限公司 | Video playing control method and device |
| CN105657453A (en) * | 2015-12-29 | 2016-06-08 | 华为技术有限公司 | Method and device for protecting video by digital fingerprinting technology |
| CN105872769A (en) * | 2016-04-27 | 2016-08-17 | 亦非云互联网技术（上海）有限公司 | Method and system for copyright protection based on Internet media platform |
| CN105872769B (en) * | 2016-04-27 | 2019-12-03 | 亦非云互联网技术（上海）有限公司 | A kind of copy-right protection method and system based on the Internet media platform |
| CN106303574A (en) * | 2016-08-23 | 2017-01-04 | 杭州当虹科技有限公司 | A kind of method adding picture and text subtitle graphic password in video floating layer |
| CN106791874A (en) * | 2016-11-28 | 2017-05-31 | 武汉优信众网科技有限公司 | A kind of offline video method for tracing based on Electronic Paper line |
| CN106791873A (en) * | 2016-11-28 | 2017-05-31 | 武汉优信众网科技有限公司 | A kind of traceable Electronic Paper line adding method of offline video |
| CN106851403A (en) * | 2017-02-27 | 2017-06-13 | 首影科技（深圳）有限公司 | Display device and content safety player method |
| CN106851403B (en) * | 2017-02-27 | 2023-11-28 | 首影科技（深圳）有限公司 | Display device for preventing pirate playing picture and content safe playing method |
| US11195556B2 (en) | 2017-04-25 | 2021-12-07 | Terry Crawford | Method and system for watermarking video media to trace video distribution |
| CN110720179A (en) * | 2017-04-25 | 2020-01-21 | T·克劳福德 | Method and system for watermarking video media to track video distribution |
| CN107133906A (en) * | 2017-04-28 | 2017-09-05 | 安徽四创电子股份有限公司 | A kind of video source tracing method based on digital watermark |
| CN107181957A (en) * | 2017-04-28 | 2017-09-19 | 安徽四创电子股份有限公司 | A kind of video watermark source tracing method based on hadoop platform architectures |
| CN107027055A (en) * | 2017-04-28 | 2017-08-08 | 安徽四创电子股份有限公司 | A kind of video based on digital watermark is traced to the source and encryption method |
| CN109348308A (en) * | 2018-11-20 | 2019-02-15 | 福建亿榕信息技术有限公司 | A kind of traceable method of monitor video leakage and storage medium based on random watermark |
| WO2021007747A1 (en) * | 2019-07-15 | 2021-01-21 | Boe Technology Group Co., Ltd. | Method of tracking source display panel from which illegal copy of image is captured by camera and electronic apparatus for tracking illegal copy of image captured by camera from source display panel of electronic apparatus |
| US11386516B2 (en) | 2019-07-15 | 2022-07-12 | Boe Technology Group Co., Ltd. | Method of tracking source display panel from which illegal copy of image is captured by camera and electronic apparatus for tracking illegal copy of image captured by camera from source display panel of electronic apparatus |
| CN110730355A (en) * | 2019-09-06 | 2020-01-24 | 西安万像电子科技有限公司 | Video image processing method and device |
| CN111031192A (en) * | 2019-11-25 | 2020-04-17 | 合肥高维数据技术有限公司 | Watermark processing device, method and system |
| CN111901640A (en) * | 2020-08-14 | 2020-11-06 | 南京百家云科技有限公司 | Method and device for protecting copyright of streaming media |
| CN111935547A (en) * | 2020-08-18 | 2020-11-13 | 湖南快乐阳光互动娱乐传媒有限公司 | Traceable encrypted live broadcast method and traceable encrypted live broadcast system |
| CN113065026A (en) * | 2021-04-15 | 2021-07-02 | 上海交通大学 | Intelligent abnormal event detection system, method and medium based on security micro-service architecture |
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