CN101127878B - An encryption and decryption method for video stream media programs - Google Patents
An encryption and decryption method for video stream media programs Download PDFInfo
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- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 abstract 1
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Abstract
The utility model discloses an encryption and decryption method of a video streaming media program, which is characterized in that: firstly, an encryption and decryption module is founded in a video server, and the video program which needs to be encrypted is processed; secondly, a soft encryption lock is inserted to a specific part of the video program which needs to be encrypted; thirdly, client side users are suggested to pay for watching when users encounters the soft encryption lock in the process of playing the encrypted video program; fourthly, program fee from communication accounts of the users is deducted when the users confirm, and the transmitting content of charging program is automatically recovered. The technical proposal of the utility model has the advantages of providingan effective management means for the operation of charging the video program, enabling suppliers and buyers of the video program to transact with mutual informed and voluntary choice through the soft encryption lock method to encrypt the charging video program dynamically, avoiding black box work and the arisen trust crisis in various transactions of network information, and ensuring healthy andorderly development of transactions of network information.
Description
Technical field
The present invention relates to the video stream media application, especially relate to a kind of encipher-decipher method of video stream media program.
Background technology
The Internet is an industry that drives by technology, and the innovation of technology is promoting this industry high speed development.The development that does not increase lifting and data processing technique of the network bandwidth, information on the Internet is propagated also to abundantization, diversified development, transmit to high-quality audio frequency, video from simple literal, picture, the Internet has incorporated in our work and life, wherein video is just becoming a milestone in the internet development as the advanced stage of internet information transmission.And entertainment class video frequency program will become the main strength in the internet video career development, especially be the main means of the wireless Internet amusement class especially video frequency program development of access terminal with the mobile phone.An industry will grow up, and must have clear and operation and profit model, and the Internet video program just is faced with the competition with mass media such as TV, films, also has a large amount of free movie on the network, and the impact of the DVD of all kinds of cheapnesss even pirate DVD.In this case, the Internet video program will shape up, good program source is primary, also to have feasible to the easy-operating convenient and safe means of payment of spectators in addition, these are difficult to realize that because the bad solution of payment mode, it is inadvisable directly to receive cash to the user at wired internet, online payment process complexity, also dangerous.But in the wireless interconnected online development charge video frequency program service that with the mobile phone is access terminal, payment mode that the spectators of mature and reliable are easy to accept has been arranged, also lack that corresponding video frequency program is encrypted at present and the charge payment on the technical support means.
Summary of the invention
The objective of the invention is to solve spectators under the wireless Internet environment and watch technical problem in the payment of charge class video frequency program, a kind of encipher-decipher method of the video stream media program of charging is provided, comprise the steps:
Steps A: set up an encryption and decryption module at video server, the video frequency program that needs are encrypted is handled;
Step B: the video frequency program specific part of encrypting at needs inserts the soft encryption lock, and the specific part here generally at the first half of video frequency program, can be inserted by system automatically, also can be by the excellent part of the manual adding of the producer of video frequency program and program;
Step C: the video frequency program after the encryption is when client terminal playing, chance soft encryption lock, the transmission of video server automatic pause programme content, and send an information to user client, if the prompting user continues to watch, can pay to the server application and continue to watch, and provide the rate introduction, if the user confirms to continue to watch, then carry out following step D, otherwise interrupt the transmission of current video program content;
Step D: after the user confirmed, client player was sent the application of a release note automatically to video server, and after server was received this release note application, the deduction program took from user's communication account, and recovered the transmission of charge programme content automatically.
Wherein, when video frequency program is programme televised live, to non-monthly payment mobile phone product, in a period of time that client begins to watch, video server sends the programme televised live data to client, through after the regular hour, send out the captions prompting of whether paying and continuing to watch to mobile phone, and the remaining time that also may freely try by captions countdown mode explicit user, if the user does not confirm, stop to send data through server after described remaining time, and be limited to that the user can not continue to try this section moon in the regular hour, try but can change a program, if the user confirms to be ready to pay to watch, then the countdown captions disappear, and finish up to this program is live.
In above-mentioned step B, video server inserts the soft encryption lock in the charge video frequency program can be divided into following several situation:
1) client is watched video stream media program by online direct-seeding;
2) client is watched video stream media program by the online request mode;
3) client is watched video stream media program by downloading this played file mode, to the video server request encrypted video file that will download is carried out release by client, and the video file of video server after with release sends to client downloads.The video file of client downloads and the communication number of client are bound, the encrypted indicia that in the video file of downloading, includes this client communication number, the player of client is when playing the video file of downloading, whether whether the encrypted indicia that detects in the video file identical with the communication number of local client, if identical then playing video file, otherwise refusal is play.
The soft encryption is here locked by the identification code of video server according to client and is generated automatically temporarily, and certain term of validity is arranged, and crosses after date and is locked to replace by the new soft encryption of the automatic generation of server.
Above-mentioned video server sends video data to client and is divided into following dual mode:
1) video server sends video program data by the Internet to client, and correspondingly, described client is for inserting the computer of the Internet;
2) video server sends video program data by mobile communication network to client, and correspondingly, described client is for inserting the mobile phone of mobile communication network.
Wherein, mobile communication network also can have two kinds of forms, and one is GPRS network, and correspondingly, described client is for supporting and open the gsm mobile telephone of GPRS network; It two is cdma network, and correspondingly, described client is for supporting and open the CDMA mobile phone of cdma wireless online.
The present invention can bring following beneficial effect:
The operation that technical scheme of the present invention can be charge class video frequency program provides effective management means, mode by the soft encryption lock is carried out dynamic encryption for the charge video frequency program, allow spectators to appreciate a part of video frequency program of beginning earlier, allow spectators that video frequency program is had a understanding earlier, watch if continue, will ask for specific PUK, allowing spectators that own real interested video frequency program is paid on the one hand watches, the operator of video frequency program also can handle spectators' all kinds of demands flexibly on the other hand, and the charging policy of video frequency program is in time regulated.Above-mentioned technical scheme is concluded the business the both sides of supply and demand of video frequency program under the situation of knowing the inside story mutually, selecting voluntarily; avoided many in network information transaction black-box operation and the network trading trust crisis of initiation, guarantee health, the orderly development of network information transaction.
Figure of description
No accompanying drawing.
Embodiment
Understand and enforcement the present invention for the ease of those of ordinary skills, the present invention is described in further detail below in conjunction with embodiment, and the charge operation with mobile TV here illustrates.
Certain SP merchant has released the mobile TV service of charge to the cellphone subscriber, the user can watch the colourful TV programme that this SP merchant provides by the mobile phone that the terminal of televising is arranged, watch that these TV programme need carry out at the smart mobile phone of opening GPRS network, and mobile phone to download and install the special device of televising.When good this computer player of user installation, and after opening the GPRS service, TV reception arbitrarily just namely can be as watching the program that televiews traditional tv server broadcasts according to plan, also can be from program source the program liked of program request oneself arbitrarily.Wherein some program is charged, and for the program of charge, indicates the rate explanation on each program, and the user is program request according to demand.Televising has built-in TV programme browser in the device, can sign in to automatically and browse TV program list on the television server.The user can try before formal program request charge program, when trying, can allow the user watch the beginning part of charge program, also can try fragment by one of the special making of program operator, the wonderful of program is compiled, and introduced, watch to attract user charges.
TV programme for charge, the TV operation system all is encrypted processing, the soft encryption lock is inserted in employing in program mode realizes, if program has the special fragment of trying, the soft encryption lock is inserted into the end in the stage of trying, otherwise the whole reproduction time of program is divided into some parts (as 5 parts), soft encryption is locked the optional position that is inserted into part 2, guarantee like this to allow spectators can try a bit of content of program front.
When the user selects to charge program when trying, television server sends to the program data of trying on the user mobile phone, the user is in watching the program process, server detects the soft encryption lock, just suspends to client to send program data, and sends prompting to client, whether the prompting user pays and watches, and show the rate explanation, and if not wanting to pay, the user do not watch, then stop playing.If being ready to pay, the user continues to watch, only need to check at own mobile phone just passable, mobile phone sends the application of deducting fees from the note center of deducting fees of trend television operator, corresponding rate are just deducted at the center of deducting fees from user's mobile phone account, and the information of the success of will deducting fees sends to television server, television server recovers to send television programme data to client after receiving the information of this success of deducting fees, and finishes up to program.
It is to be generated automatically by video server that above-mentioned soft encryption is locked temporarily, and certain term of validity is arranged, and crosses after date and is locked to replace by the new soft encryption of the automatic generation of server, can prevent the attack of hacker and virus like this.
Charge program below by three different modes of embodiment describes:
Embodiment 1: the encryption and decryption of video living broadcast programs is handled
Television server is pressed the live program of program plan table, the mobile phone player can be asked for a working solution code-locked of binding with this client communication number to server, when the live video program that this server of broadcast provides, releasing process is finished automatically by player later on.Television operator can be designed the PUK of different stage, these PUKs are associated with the program rate, as flat rate system, or by the number of programs rate system, PUK as flat rate system, effectively, the user will regularly deduct from the communication expense account of this phone number to watch all kinds of programme televised lives in the specified scope in certain time limit, PUK by the quantity rate system, generated by the feature of television server according to each program, only effective at a specific program, when watching, the user in time deducts fees.The user watches that the PUK that finishes ceases to be in force automatically.When the user will watch new programme televised live, must ask for PUK separately.
This class programme televised live also can provide the mode of trying to the user, to non-monthly payment cellphone subscriber, in a period of time that mobile phone begins to watch, television server sends the programme televised live data to client, through after the regular hour, send out the captions prompting of whether paying and continuing to watch to mobile phone, and the remaining time that also may freely try by captions countdown mode explicit user, as 5 minutes.If the user does not confirm that server stops to send data after 5 minutes, and be limited in the regular hour (in 2 hours), the user can not continue to try this program, tries but can change a program.Watch that if the user confirms to be ready to pay then the countdown captions disappear, finish up to this program is live.When next program begins, handle by above-mentioned same mode.The user also can select all pay per views on this channel on the same day are watched.
Embodiment 2: the encryption and decryption of video frequency request program is handled
The cellphone subscriber also can watch according to the own programs of interest of hobby program request on television server of oneself, and this class program aboundresources might become the mode of mainly watching of mobile TV.To the TV programme of program request, realize the encryption and decryption processing by dual mode:
The one, in the beginning of program file part, broadcast into soft encryption in advance by television server and to lock, when user's program request is tried, television server sends program data to user's mobile phone, if run into the soft encryption lock, then send out the captions prompting of whether paying and continuing to watch to mobile phone, and the remaining time that also may freely try by captions countdown mode explicit user, as 5 minutes.If the user does not confirm that server stops to send data after 5 minutes, and be limited in the regular hour (in 2 hours), the user can not continue to try this program, tries but can change a program.Watch that if the user confirms to be ready to pay the rate of press this program is from user's mobile communication expense account after the deduction program expense, the disappearance of countdown captions finishes up to the program of this program request.When user's main points are broadcast next program, handle by above-mentioned same mode.
The 2nd, in program file, do not insert the soft encryption lock, but the time of trying of the mobile phone by controlling new request program realize, vod server detects an initiate phone number and begins request program, record this phone number and send the time of request program data to it, through setting try the time after, to the prompting of this mobile phone transmission paying program request, handle by mode same as described above afterwards.
Embodiment 3: the encryption and decryption of video file downloading and playing is handled
If cellphone subscriber's program downloading file off-line is play, after server is deducted the program expense by above-mentioned mode, when the user begins to download, soft encryption lock is inserted into sends to mobile phone-downloaded in the program file, and the key in the soft encryption lock is bound with user's phone number.After the intact program file of user's mobile phone-downloaded, the player of available machine is play, in playing process, when player has detected the soft encryption lock, the key of soft encryption lock and the phone number of this machine are compared, if be complementary, continue the broadcast program file, otherwise prompting user this program file is charge to be downloaded, and can not continue to play the prompting user download of must paying again at this machine.
Claims (9)
1. the encipher-decipher method of a video stream media program is characterized in that, comprises the steps:
Steps A: set up an encryption and decryption module at video server, the video frequency program that needs are encrypted is handled;
Step B: the video frequency program ad-hoc location of encrypting at needs inserts the soft encryption lock, described ad-hoc location is specially: if program has the special fragment of trying, the end of then trying the stage is described ad-hoc location, otherwise the whole reproduction time of program is divided into some parts, and the optional position of part 2 is described ad-hoc location;
Step C: the video frequency program after the encryption is when client terminal playing, chance soft encryption lock, the transmission of video server automatic pause programme content, and send an information to user client, if the prompting user continues to watch, pay to the server application and to continue to watch, and provide the rate introduction, if the user confirms to continue to watch, then carry out following step D, otherwise interrupt the transmission of current video program content;
Step D: after the user confirmed, client player was sent the application of a release note automatically to video server, and after server was received this release note application, the deduction program took from user's communication account, and recovered the transmission of charge programme content automatically;
Wherein, when video frequency program is programme televised live, to non-monthly payment cellphone subscriber, in a period of time that client begins to watch, video server sends the programme televised live data to client, through after the regular hour, send out the captions prompting of whether paying and continuing to watch to mobile phone, and the remaining time that also may freely try by captions countdown mode explicit user, if the user does not confirm, stop to send data through server after described remaining time, and be limited to that the user can not continue to try this program in the regular hour, try but can change a program, if the user confirms to be ready to pay to watch, then the countdown captions disappear, and finish up to this program is live;
To the TV programme of program request, realize the encryption and decryption processing in the following manner:
In program file, do not insert the soft encryption lock, but the time of trying of the mobile phone by controlling new request program realize, vod server detects an initiate phone number and begins request program, record this phone number and send the time of request program data to it, through setting try the time after, send the prompting of paying program request to this mobile phone, send out the captions prompting of whether paying and continuing to watch to mobile phone, and the remaining time that also may freely try by captions countdown mode explicit user, if the user does not confirm, stop to send data through server after described remaining time, and be limited to that the user can not continue to try this program in the regular hour, try but can change a program, if the user confirms to be ready to pay to watch, then the countdown captions disappear, and finish up to this program.
2. the encipher-decipher method of video stream media program according to claim 1, it is characterized in that client by online live or download the back offline mode and watch video stream media program, the soft encryption lock directly is inserted into the ad-hoc location of program in advance by video server.
3. the encipher-decipher method of video stream media program according to claim 1 and 2, it is characterized in that client watches video stream media program by downloading this played file mode, to the video server request encrypted video file that will download is carried out release by client, the video file of video server after with release sends to client downloads.
4. the encipher-decipher method of video stream media program according to claim 3, it is characterized in that the video file of client downloads and the communication number of client bind, the encrypted indicia that in the video file of downloading, includes this client communication number, the player of client is when playing the video file of downloading, whether whether the encrypted indicia that detects in the video file identical with the communication number of local client, if identical then playing video file, otherwise refusal is play.
5. the encipher-decipher method of video stream media program according to claim 4 is characterized in that described soft encryption lock generates automatically by video server is interim, and certain term of validity is arranged, and crosses after date and generates new soft encryption automatically by server and lock to replace.
6. the encipher-decipher method of video stream media program according to claim 1 is characterized in that video server sends video program data by mobile communication network to client, and correspondingly, described client is for inserting the mobile phone of mobile communication network.
7. the encipher-decipher method of video stream media program according to claim 6 is characterized in that described mobile communication network is GPRS network, and correspondingly, described client is for supporting and open the gsm mobile telephone of GPRS network.
8. the encipher-decipher method of video stream media program according to claim 6 is characterized in that described mobile communication network is cdma network, and correspondingly, described client is for supporting and open the CDMA mobile phone of cdma wireless online.
9. the encipher-decipher method of video stream media program according to claim 2, it is characterized in that for live video frequency program, user end to server is asked for a working solution code-locked of binding with this client communication number, when the live video program that this server of broadcast provides, releasing process is finished automatically by player later on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 200710077087 CN101127878B (en) | 2007-09-13 | 2007-09-13 | An encryption and decryption method for video stream media programs |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200710077087 CN101127878B (en) | 2007-09-13 | 2007-09-13 | An encryption and decryption method for video stream media programs |
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| CN101127878A CN101127878A (en) | 2008-02-20 |
| CN101127878B true CN101127878B (en) | 2013-07-03 |
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| CN 200710077087 Expired - Fee Related CN101127878B (en) | 2007-09-13 | 2007-09-13 | An encryption and decryption method for video stream media programs |
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| CN108024144B (en) * | 2017-11-28 | 2020-07-10 | 网宿科技股份有限公司 | Video playing method, terminal and computer readable storage medium |
| CN109982113B (en) * | 2017-12-28 | 2022-04-08 | 阿里巴巴集团控股有限公司 | Video file processing method and device |
| CN108615147B (en) * | 2018-03-21 | 2020-06-16 | 上海帅醒信息科技有限公司 | Content transaction method based on encrypted local content and payment unlocking |
| CN108833944A (en) * | 2018-07-09 | 2018-11-16 | 中国联合网络通信集团有限公司 | Method of video distribution |
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| CN101127878A (en) | 2008-02-20 |
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