CN109286837A - The system and method for programme replay is recorded in a kind of control - Google Patents
The system and method for programme replay is recorded in a kind of control Download PDFInfo
- Publication number
- CN109286837A CN109286837A CN201811178180.7A CN201811178180A CN109286837A CN 109286837 A CN109286837 A CN 109286837A CN 201811178180 A CN201811178180 A CN 201811178180A CN 109286837 A CN109286837 A CN 109286837A
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- CN
- China
- Prior art keywords
- recorded
- module
- data
- file
- electronic equipment
- 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.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4408—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
- H04N21/47217—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for controlling playback functions for recorded or on-demand content, e.g. using progress bars, mode or play-point indicators or bookmarks
Abstract
The invention discloses a kind of systems that programme replay is recorded in control, including record module, playback module, encrypting module, deciphering module；Module is recorded for the recording of program audio-video frequency content and saves the audio-video frequency content of recording into specified file, encrypting module is used to read the device data for the electronic equipment recorded, and the device data of reading is encrypted, then encryption data is inserted into the head of recorded file, deciphering module is used to read encryption data from the head of encrypted recorded file and is decrypted and is compared the device data that decryption obtains with the device data of the electronic equipment currently played back, and only just playback module is called to play the audio-video frequency content in recorded file when the device data that decryption obtains is consistent with the device data of electronic equipment currently played back.System of the invention can prevent recorded program from playing back on different electronic products, record the safety that program is propagated to be promoted.
Description
Technical field
The present invention relates to technical field of electronic products, in particular to the system and method for programme replay is recorded in a kind of control.
Background technique
The whole world all enters digitized development wave at present, along with digitized tide, top box of digital machine, number electricity
Depending on, air-conditioning, intelligent refrigerator, intelligent appliance etc. all start to popularize, it is complete with the software clients Custom Prosthesis product such as top box of digital machine
Ball is universal.Performance recording playback function becomes the standard configuration of the products such as set-top box, while proposing more to the propagation of recorded content
High requirement requires to guarantee only enterprising in recording arrangement to ensure the safety of program propagation generally for recording program
Row playback, but had no in the prior art specifically for the system or method for recording programme replay security control.
Summary of the invention
It is insufficient the purpose of the present invention is overcoming in above-mentioned background technique, provide a kind of control record programme replay system and
Method can prevent recorded program from playing back on different electronic products, record the safety that program is propagated to improve, energy
Preferably meet the market demand.
In order to reach above-mentioned technical effect, the present invention takes following technical scheme:
A kind of system that programme replay is recorded in control, in electronic equipment, including records module, playback module, encryption
Module, deciphering module；It is described record module be used for program audio-video frequency content recording, and by the audio-video frequency content of recording save to
In specified file, records module and be connected with encrypting module, the equipment that encrypting module is used to read the electronic equipment recorded
Encryption data, is then inserted into the head of recorded file by data, and encrypting to the device data of reading, encrypting module with
Deciphering module is connected, and deciphering module is used to read encryption data from the head of encrypted recorded file and be decrypted, then
The device data that decryption obtains is compared with the device data of the electronic equipment currently played back, and is only being decrypted
Just playback module is called to broadcast when obtained device data is consistent with the device data of electronic equipment currently played back
The audio-video frequency content in recorded file is put, deciphering module is connected with playback module, and playback module is used to play back the audio-video recorded
Content；
The system that programme replay is recorded in control of the invention can carry out the recording of program according to user demand, and to recording
The information of recorded file combination recording arrangement encrypted, when program is recorded in playback, it is necessary first to be carried out to encryption data
Decryption, it is also desirable to determine whether playback apparatus is same equipment with recording arrangement by comparing facility information, if playback is set
Standby is not that same equipment not will do it the playback for recording program then with recording arrangement, records the safety that program is propagated to ensure
Property.
Further, the device data is the serial number data of electronic equipment, and the encrypting module is specifically to read
The serial number data of electronic equipment, and the data of encryption are inserted into recorded file after being encrypted by key pair serial number data
Head, the serial number data of electronic equipment has uniqueness, and the serial number data of each electronic equipment is different, of the invention
The serial number data being taken through in technical solution in conjunction with electronic equipment is encrypted to program is recorded, and straight when comparing in the later period
It connects that the serial number data of recording arrangement is compared with the serial number data of the electronic equipment played back and can determine that playback
Whether equipment is same equipment with recording arrangement, very easy and practical.
Further, the encrypting module is specifically using filling on the head for the data insertion recorded file that will be encrypted
Encryption data of the mode to the head of recorded file filling regular length.
Meanwhile the invention discloses a kind of method that programme replay is recorded in control, section is recorded including a kind of above-mentioned control
The system of mesh playback, and specifically includes the following steps:
A. module is recorded to carry out the recording of program audio-video frequency content when user starts and records and save the content of recording
Into specified file；
B. when user stop record when encrypting module read electronic equipment device data, and to the device data of reading into
Encryption data, is then inserted into the head of recorded file by row encryption；
C. user start programme replay when deciphering module from the head of encrypted recorded file read encryption data simultaneously
It is decrypted, is then compared the device data that decryption obtains with the device data of current electronic device；If decryption obtains
Device data it is consistent with the device data of current electronic device, enter step D, otherwise enter step E；
D. playback module is called to play the audio-video frequency content in recorded file, in the audio-video recorded by playback module playback
Hold；
E. the prompt that non-electronic equipment recorded program can not play is returned to user.
Further, encrypting module is specifically the serial number data for reading electronic equipment in the step B, and passes through key
By the head of the data insertion recorded file of encryption after being encrypted to serial number data.
Further, the head of the data insertion recorded file of encryption is being specifically to adopt by encrypting module in the step B
The encryption data of regular length is filled to the head of recorded file with the mode of filling.
Further, it is directly skipped in recorded file when the audio-video frequency content that playback module playback is recorded in the step D
Start to play the audio-video frequency content recorded after the data of front regular length.
Compared with prior art, the present invention have it is below the utility model has the advantages that
The system and method for programme replay is recorded in control of the invention, and the recording of program can be carried out according to user demand, and
The information of the recorded file combination recording arrangement recorded is encrypted, when program is recorded in playback, it is necessary first to encryption
Data are decrypted, it is also desirable to determine whether playback apparatus is same equipment with recording arrangement by comparing facility information,
The playback for recording program is not will do it if not being same equipment if playback apparatus and recording arrangement, to prevent recorded program from existing
It is played back on different electronic products, has ensured and recorded the safety that program is propagated, there is operability height, the market demand can be met
The advantages of.
Detailed description of the invention
Fig. 1 is the schematic diagram for the system that programme replay is recorded in control of the invention.
Specific embodiment
Below with reference to the embodiment of the present invention, the invention will be further elaborated.
Embodiment:
Embodiment one:
As shown in Figure 1, a kind of system that programme replay is recorded in control, mainly in electronic playback devices, including is recorded
Module, playback module, encrypting module, deciphering module.
The recording that module is used for program audio-video frequency content is recorded, and the audio-video frequency content of recording is saved to specified file
In, it records module and is connected with encrypting module, it is specifically that the audio-video frequency content of recording is saved in phase that module is recorded in the present embodiment
In glue file under the file answered, file name claims specially " PVR/RECORD-1/ts1 ".
Encrypting module is used to read the device data for the electronic equipment recorded, and adds to the device data of reading
It is close, then encryption data is inserted into the head of recorded file, encrypting module is connected with deciphering module.
Specifically, device data is the serial number data of electronic equipment in the present embodiment, and encrypting module is specifically to read
The serial number data of electronic equipment, and the public key by solidifying in a program serial number data is encrypted after by the number of encryption
According to the head of insertion recorded file.
The serial number data of electronic equipment has uniqueness, and the serial number data of each electronic equipment is different, the present invention
Technical solution in the serial number data that is taken through in conjunction with electronic equipment encrypted to program is recorded, and when comparing in the later period
Directly the serial number data of recording arrangement is compared with the serial number data of the electronic equipment played back can determine that back
Put whether equipment is same equipment with recording arrangement, it is very easy and practical.
Preferably, encrypting module is specifically by the way of filling on the head for the data insertion recorded file that will be encrypted
To the encryption data of the head of recorded file filling regular length such as 64K.
Deciphering module is used to read encryption data from the head of encrypted recorded file and be decrypted, then will decryption
Obtained device data is compared with the device data of the electronic equipment currently played back, and only obtained in decryption
It just calls playback module to play when device data is consistent with the device data of electronic equipment currently played back to record
Audio-video frequency content in file, deciphering module are connected with playback module.
Specifically deciphering module is the record saved from the file of entitled " PVR/RECORD-1/ts1 " in the present embodiment
The data that regular length such as 64K is read on the head of file processed are decrypted, then by after decryption data with from playing back
Electronic equipment ROM in the serial number data that reads compare, if identical, playback module is called to skip front regular length
As the data of 64K start to play recorded program；If it is not the same, then prompting non-electronic equipment recorded program can not be at this
It is played on electronic equipment.
Playback module then show that the device data that decryption obtains is set with the electronics currently played back in deciphering module
The audio-video frequency content that playback is recorded when standby device data is consistent.
The system that programme replay is recorded in control of the invention can carry out the recording of program according to user demand, and to recording
The information of recorded file combination recording arrangement encrypted, when program is recorded in playback, it is necessary first to be carried out to encryption data
Decryption, it is also desirable to determine whether playback apparatus is same equipment with recording arrangement by comparing facility information, if playback is set
Standby is not that same equipment not will do it the playback for recording program then with recording arrangement, records the safety that program is propagated to ensure
Property.
Embodiment two
A method of programme replay is recorded in control, including the system that programme replay is recorded in a kind of above-mentioned control, and is had
Body the following steps are included:
A. module is recorded to carry out the recording of program audio-video frequency content when user starts and records and save the content of recording
Into specified file；
B. when user stop record when encrypting module read electronic equipment device data, and to the device data of reading into
Encryption data, is then inserted into the head of recorded file by row encryption；
C. user start programme replay when deciphering module from the head of encrypted recorded file read encryption data simultaneously
It is decrypted, is then compared the device data that decryption obtains with the device data of current electronic device；If decryption obtains
Device data it is consistent with the device data of current electronic device, enter step D, otherwise enter step E；
D. playback module is called to play the audio-video frequency content in recorded file, in the audio-video recorded by playback module playback
Hold；
E. the prompt that non-electronic equipment recorded program can not play is returned to user.
Preferably, encrypting module is specifically the serial number data for reading electronic equipment in step B, and pass through key pair sequence
The data of encryption are inserted into the head of recorded file by row number data after being encrypted.And encrypting module will encrypt in step B
The head that data are inserted into recorded file is specifically the encryption for filling regular length to the head of recorded file by the way of filling
Data.
It is corresponding, it is directly skipped before in recorded file admittedly when the audio-video frequency content of playback module playback recording in step D
Start to play the audio-video frequency content recorded after the data of measured length.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, however the present invention is not limited thereto.For those skilled in the art, essence of the invention is not being departed from
In the case where mind and essence, various changes and modifications can be made therein, these variations and modifications are also considered as protection scope of the present invention.
Claims (7)
1. a kind of system that programme replay is recorded in control, in electronic equipment, which is characterized in that including recording module, playback
Module, encrypting module, deciphering module；
The recording recorded module and be used for program audio-video frequency content, and the audio-video frequency content of recording is saved to specified file
In, it records module and is connected with encrypting module, encrypting module is used to read the device data for the electronic equipment recorded, and to reading
The device data taken is encrypted, then encryption data is inserted into the head of recorded file, encrypting module and deciphering module phase
Even, deciphering module is used to read encryption data from the head of encrypted recorded file and be decrypted, and then obtains decryption
Device data be compared with the device data of electronic equipment currently played back, and only decrypting obtained equipment
Just playback module is called to play recorded file when data are consistent with the device data of electronic equipment currently played back
Interior audio-video frequency content, deciphering module are connected with playback module, and playback module is used to play back the audio-video frequency content recorded.
2. the system that programme replay is recorded in a kind of control according to claim 1, which is characterized in that the device data is
The serial number data of electronic equipment, and the encrypting module is specifically the serial number data for reading electronic equipment, and passes through key
By the head of the data insertion recorded file of encryption after being encrypted to serial number data.
3. the system that programme replay is recorded in a kind of control according to claim 2, which is characterized in that the encrypting module exists
Head by the data insertion recorded file of encryption is specifically to fill fixed length to the head of recorded file by the way of filling
The encryption data of degree.
4. a kind of method that programme replay is recorded in control, which is characterized in that including a kind of control recording as described in claim 1
The system of programme replay, and specifically includes the following steps:
A. module is recorded to carry out the recording of program audio-video frequency content when user starts and records and the content of recording is saved in finger
In fixed file；
B. when user stops recording, encrypting module reads the device data of electronic equipment, and adds to the device data of reading
It is close, then encryption data is inserted into the head of recorded file；
C. when user starts programme replay, deciphering module reads encryption data from the head of encrypted recorded file and carries out
Then the device data that decryption obtains is compared by decryption with the device data of current electronic device；If what decryption obtained sets
Standby data are consistent with the device data of current electronic device, enter step D, otherwise enter step E；
D. playback module is called to play the audio-video frequency content in recorded file, the audio-video frequency content recorded by playback module playback；
E. the prompt that non-electronic equipment recorded program can not play is returned to user.
5. the method that programme replay is recorded in a kind of control according to claim 4, which is characterized in that add in the step B
Close module is specifically to read the serial number data of electronic equipment, and by encryption after being encrypted by key pair serial number data
The head of data insertion recorded file.
6. the method that programme replay is recorded in a kind of control according to claim 5, which is characterized in that add in the step B
The head of the data of encryption insertion recorded file is being specifically to be filled out by the way of filling to the head of recorded file by close module
Fill the encryption data of regular length.
7. the method that programme replay is recorded in a kind of control according to claim 6, which is characterized in that returned in the step D
It is directly skipped when the audio-video frequency content that amplification module playback is recorded and starts to play record after the data of front regular length in recorded file
The audio-video frequency content of system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811178180.7A CN109286837A (en) | 2018-10-10 | 2018-10-10 | The system and method for programme replay is recorded in a kind of control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811178180.7A CN109286837A (en) | 2018-10-10 | 2018-10-10 | The system and method for programme replay is recorded in a kind of control |
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| Publication Number | Publication Date |
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| CN109286837A true CN109286837A (en) | 2019-01-29 |
Family
ID=65176703
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811178180.7A Pending CN109286837A (en) | 2018-10-10 | 2018-10-10 | The system and method for programme replay is recorded in a kind of control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112019876A (en) * | 2019-05-31 | 2020-12-01 | 杭州海康威视数字技术股份有限公司 | Video access method, device, storage server and video access system |
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