CN102387399B - Method for protecting timeliness of video resources and preventing copying - Google Patents
Method for protecting timeliness of video resources and preventing copying Download PDFInfo
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- CN102387399B CN102387399B CN 201110346779 CN201110346779A CN102387399B CN 102387399 B CN102387399 B CN 102387399B CN 201110346779 CN201110346779 CN 201110346779 CN 201110346779 A CN201110346779 A CN 201110346779A CN 102387399 B CN102387399 B CN 102387399B
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Abstract
The invention provides a method for protecting the timeliness of video resources and preventing copying. The method comprises the following steps of: 10, performing structural formatting processing on video data, namely encapsulating the video data into a structure comprising an original video data region, a header basic information region and a header encrypted data region; 20, filling known parameters in the header basic information region of the formatted video data, performing regional division on original video data in the original video data region by taking 2*N*1,024 bytes as a unit and performing encryption processing through byte data by using a video resource server; and 30, downloading the formatted video data processed by the step 20 in a third-generation (3G) or a wireless fidelity (WIFI) way to client equipment, and performing legality judgment on the video data when the video data is to be played by a user at the client equipment by using the client equipment. By the method, video data resources are ensured not to be copied to other communication equipment for playing in a transmission process, and the timeliness of the video data resources is effectively ensured.
Description
[technical field]
The present invention relates to the communication apparatus technical field, relate in particular to a kind of method of protecting the ageing and anti-copy of video resource.
[background technology]
More and more progressive along with society, people's rhythm of life is also more and more faster, what be accompanied by is people's minimizings of free time, and the development of smart mobile phone with popularize, the development of the resources of movie ﹠ TV has well driven people's life ﹠ amusement.Nowadays the memory capacity of mobile phone is also continuing to increase, and watches when needed a critical function that also becomes on the mobile phone at store video on the mobile phone.But mobile phone is as a personal objects, and it is steady private that the video on the mobile phone may relate to the individual, the method that does not have clear and definite video-encryption of prior art, and especially the method to video-encryption does not realize yet on mobile phone.
Its client device is during to video resource server request foradownloaded video data, can't guarantee that video resource is after download is finished, be not copied in other client devices and play, and it is ageing that uncontrollable video data is play, this can allow, and video resource is unconfined to blaze abroad, and causes the uncontrollable of video resource.So just can not effectively protect the legal copyright of video resource and the problems such as anti-copy of resource.
[summary of the invention]
The technical problem to be solved in the present invention is to provide a kind of method of protecting the ageing and anti-copy of video resource, effectively protects the legal copyright of video resource.
The present invention is achieved in that a kind of method of protecting the ageing and anti-copy of video resource, comprises the steps:
Length, the IMEI content of client device, the effective duration of video data, the video data of the video data after sign, the length of former video data, the format of the video format in the head basic information region of the video data after step 20, video resource server are processed this format processed carries out the piece numerical value that obtains after region unit is divided, fills; And to the former video data in the described former video data district with 2 * N * 1024 byte carry out region unit divide after and be encrypted processing by described byte data;
The video data of the format after step 30, client device are processed step 20 by 3G or WIFI mode downloads to client device; When the user when client device will be play this video data, this video data is carried out validity judgement, the idiographic flow of described validity judgement comprises that step 30.1 is to step 30.3:
The head basic information region content of the video data of the format after step 30.1, obtaining step 20 are processed;
Step 30.2, judge whether the IMEI content of described client device is consistent with IMEI content in the described head basic information region; No, then do not play; To judge then whether the effective duration of video data in the described head basic information region surpasses the time of local client device; That then the video data of the format after step 20 is processed can't be play above valid expiration date; No, then the video data of the format after step 20 is processed effectively enters step 30.3;
Step 30.3, the video data after the encryption in the former video data district is decrypted processing, behind successful decryption, video data after the deciphering in the former video data district is play and the last time of playing of recording video data, and the time that will be somebody's turn to do last broadcast is filled in the described head basic information region.
The present invention has following advantage: the present invention carries out privately owned architecture processing with video data, and the former video data in format processing video data district, Central Plains is added/separate the mode of processing; And with the video data resource by the IMEI of binding local client equipment, the anti-copy that the mode of local client equipment time guarantees the video data resource, the ageing problem that control can be play.Thereby guaranteed that the video data resource can't copy other communication equipments to and play in communication process, effectively guaranteed the ageing of video data resource.
[description of drawings]
Fig. 1 is the inventive method schematic flow sheet.
[embodiment]
See also shown in Figure 1ly, a kind of method of protecting the ageing and anti-copy of video resource of the present invention comprises the steps:
Length, the IMEI content of client device, the effective duration of video data, the video data of the video data after sign, the length of former video data, the format of the video format in the head basic information region of the video data after step 20, video resource server are processed this format processed carries out the piece numerical value that obtains after region unit is divided, fills (each above-mentioned basic information content all is known); And to the former video data in the described former video data district with 2 * N * 1024 byte carry out region unit divide after and be encrypted processing by described byte data; Its N is described numerical value of N; The concrete steps of encryption are in the present embodiment: with front 1024 bytes of the 1st region unit of the former video data after the described division, carrying out XOR with described byte data processes, then to adopt this DES3 of DES3(be a kind of encryption method that those skilled in the art commonly use to the former video data after 1024 bytes, just no longer is described in detail at this) be encrypted processing.
The video data of the format after step 30, client device are processed step 20 by 3G or WIFI mode downloads to client device; When the user when client device will be play this video data, this video data is carried out validity judgement, the idiographic flow of described validity judgement comprises that step 30.1 is to step 30.3:
The head basic information region content of the video data of the format after step 30.1, obtaining step 20 are processed;
Step 30.2, judge whether the IMEI content of client device of described this locality is consistent with IMEI content in the described head basic information region; No, then do not play; To judge then whether the effective duration of video data in the described head basic information region surpasses the time of local client device; That then the video data of the format after step 20 is processed can't be play above valid expiration date; No, then the video data of the format after step 20 is processed effectively enters step 30.3;
Step 30.3, the video data after the encryption in the former video data district is decrypted processing, behind successful decryption, video data after the deciphering in the former video data district is play and the last time of playing of recording video data, and the time that will be somebody's turn to do last broadcast is filled in the described head basic information region.
Wherein, described decryption processing is specially: at first extract the sign of the video format in the described head basic information region content and the length of former video data, judge whether the sign of this video format is the sign that video data carries out the architecture processing; No, then withdraw from decrypting process; Then to judge by the length of former video data whether video data is complete; No, then be not decrypted process; Be, then obtain piece numerical value of N and described byte data that video data in the described head basic information region content carries out obtaining after region unit is divided and be decrypted that (it is deciphered namely after obtaining piece numerical value of N and described byte data, the video data of encrypting is carried out the division of piece numerical value of N again, again with front 1024 bytes of the 1st region unit, carry out the XOR processing with described byte data and obtain original text, utilize the DES3 decipherment algorithm to be decrypted to the former video data after 1024 bytes again; This DES3 decipherment algorithm also is a kind of decryption method that those skilled in the art commonly use).
Here be noted that:
Head basic information region content can with as give a definition:
It is worth mentioning that: the video data of the format after wherein client device is processed step 20 by 3G or WIFI mode downloads to client device; The user will play this video data at client device, it judges whether this video data has (effective duration of video data) when ageing, can also form unique sign content by IMEI, video data title and the video data ID that sends client device to the video resource server, confirm the validity of this video data at the video resource server; It operates like this in order to prevent that the user from making amendment to the effective duration of the video data in the head basic information region after downloading to video data.
In a word, the present invention carries out privately owned architecture processing with video data, and the former video data in format processing video data district, Central Plains is added/separate the mode of processing; And with the video data resource by the IMEI of binding local client equipment, the anti-copy that the mode of local client equipment time guarantees the video data resource, the ageing problem that control can be play.Thereby guaranteed that the video data resource can't copy other communication equipments to and play in communication process, effectively guaranteed the ageing of video data resource.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to the present patent application claim change and modify, and all should belong to covering scope of the present invention.
Claims (3)
1. a method of protecting the ageing and anti-copy of video resource is characterized in that: comprise the steps:
Step 10, client device send to IMEI content, video data title and the video data ID of client device the video data download of the corresponding title of video resource server request; The video resource server finds corresponding video data according to video data title and video data ID, and this video data carried out the architecture processing, described architecture is treated to the structure that video data is encapsulated as former video data district, head basic information region and head encrypted data region; Described former video data district preserves former video data; The content of described head basic information region comprises that length, the IMEI content of client device, the video data of the video data after length, the format of the sign of video format, former video data are processed carry out the piece numerical value of N that obtains after region unit is divided at the last effective duration of time, video data, the video data of playing of client device, 1≤N≤10 wherein, N is integer; The content of described head encrypted data region is a byte data;
Length, the IMEI content of client device, the effective duration of video data, the video data of the video data after sign, the length of former video data, the format of the video format in the head basic information region of the video data after step 20, video resource server are processed this format processed carries out the piece numerical value that obtains after region unit is divided, fills; And to the former video data in the described former video data district with 2 * N * 1024 byte carry out region unit divide after and be encrypted processing by described byte data;
The video data of the format after step 30, client device are processed step 20 by 3G or WIFI mode downloads to client device; When the user when client device will be play this video data, this video data is carried out validity judgement, the idiographic flow of described validity judgement comprises that step 30.1 is to step 30.3:
The head basic information region content of the video data of the format after step 30.1, obtaining step 20 are processed;
Step 30.2, judge whether the IMEI content of described client device is consistent with IMEI content in the described head basic information region; No, then do not play; To judge then whether the effective duration of video data in the described head basic information region surpasses the time of local client device; That then the video data of the format after step 20 is processed can't be play above valid expiration date; No, then the video data of the format after step 20 is processed effectively enters step 30.3;
Step 30.3, the video data after the encryption in the former video data district is decrypted processing, behind successful decryption, video data after the deciphering in the former video data district is play and the last time of playing of recording video data, and the time that will be somebody's turn to do last broadcast is filled in the described head basic information region.
2. a kind of method of protecting the ageing and anti-copy of video resource according to claim 1; it is characterized in that: be encrypted by described byte data in the described step 20 that to process concrete steps as follows: with front 1024 bytes of the 1st region unit of the former video data after the described division; carry out XOR with described byte data and process, then the former video data after 1024 bytes adopts DES3 to be encrypted processing.
3. a kind of method of protecting the ageing and anti-copy of video resource according to claim 2, it is characterized in that: described decryption processing is specially: at first extract the sign of the video format in the described head basic information region content and the length of former video data, judge whether the sign of this video format is the sign that video data carries out the architecture processing; No, then withdraw from decrypting process; Then to judge by the length of former video data whether video data is complete; No, then be not decrypted process; Then to obtain piece numerical value of N and the described byte data that video data in the described head basic information region content carries out obtaining after region unit is divided and be decrypted.
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| CN 201110346779 CN102387399B (en) | 2011-11-04 | 2011-11-04 | Method for protecting timeliness of video resources and preventing copying |
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| CN 201110346779 CN102387399B (en) | 2011-11-04 | 2011-11-04 | Method for protecting timeliness of video resources and preventing copying |
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| CN102387399B true CN102387399B (en) | 2013-05-29 |
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| CN101022535A (en) * | 2006-02-16 | 2007-08-22 | 刘昕 | Method for downloading or playing audio/video file utilizing mobile communication device |
| CN101404055A (en) * | 2008-11-13 | 2009-04-08 | 上海维播信息技术有限公司 | Media contents copyright protection method |
| CN101593248A (en) * | 2008-05-27 | 2009-12-02 | 深圳市拇指天下科技有限公司 | A kind of method for managing digital copyright of mobile terminal |
| CN101977310A (en) * | 2010-08-02 | 2011-02-16 | 中兴通讯股份有限公司 | Method and system for storing stream media file in mobile terminal |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101244308B1 (en) * | 2003-12-08 | 2013-03-18 | 삼성전자주식회사 | Encoding Method for moving picture file and the Digital right management using the same |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022535A (en) * | 2006-02-16 | 2007-08-22 | 刘昕 | Method for downloading or playing audio/video file utilizing mobile communication device |
| CN101593248A (en) * | 2008-05-27 | 2009-12-02 | 深圳市拇指天下科技有限公司 | A kind of method for managing digital copyright of mobile terminal |
| CN101404055A (en) * | 2008-11-13 | 2009-04-08 | 上海维播信息技术有限公司 | Media contents copyright protection method |
| CN101977310A (en) * | 2010-08-02 | 2011-02-16 | 中兴通讯股份有限公司 | Method and system for storing stream media file in mobile terminal |
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Effective date of registration: 20160121 Address after: 100000, No. two, building 17, Zhongguancun Software Park, 8 northeast Wang Xi Road, Beijing, Haidian District, A2 Patentee after: BAIDU.COM TIMES TECHNOLOGY (BEIJING) Co.,Ltd. Address before: 350000, 403A building, four floor, Torch Innovation Building, 8 star road, Fuzhou Development Zone, Fuzhou, Fujian, China Patentee before: Fuzhou Boyuan Wireless Network Technology Co., Ltd. |