CN105163190B - Set-top box program request function realizing method and system - Google Patents
Set-top box program request function realizing method and system Download PDFInfo
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- CN105163190B CN105163190B CN201510567659.XA CN201510567659A CN105163190B CN 105163190 B CN105163190 B CN 105163190B CN 201510567659 A CN201510567659 A CN 201510567659A CN 105163190 B CN105163190 B CN 105163190B
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000013475 authorization Methods 0.000 claims description 18
- 238000012545 processing Methods 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 19
- 230000015654 memory Effects 0.000 abstract description 15
- 238000005265 energy consumption Methods 0.000 abstract description 8
- 238000004891 communication Methods 0.000 description 4
- 230000011218 segmentation Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/254—Management at additional data server, e.g. shopping server, rights management server
-
- 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 or rendering scenes according to encoded video stream scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
-
- 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
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Software Systems (AREA)
- Computer Security & Cryptography (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Storage Device Security (AREA)
Abstract
The present invention relates to a kind of set-top box program request function realizing method and systems, creation FFmpeg frame unit communicate with Resource Server by FFmpeg frame unit obtains resource address, and corresponding audio and video resources are obtained by hypertext real-time streaming protocol, it is played out after decryption, the occupancy for thus greatly reducing set-top box memory reduces the requirement to hardware, greatly reduces set-top box cost, and energy consumption is low, is conducive to the popularization and use of set-top box.
Description
Technical field
The present invention relates to the communications field more particularly to a kind of set-top box program request function realizing method and systems.
Background technique
In recent years, set-top box video point multicast function is due to good human-computer interaction by various industries such as education, amusements
Favor, covers film program request, hot news program request, interactive video game, long-distance education etc., greatly improves people
Living and studying, improve quality of life and work quality.
Currently, set-top box video point multicast function is achieved in that integrated browser function, using B/S mode, height is utilized
Performance disk array and server are melted HTML, ASP.NET, JAVASCRIPT phase by the application to SQL SERVER technology
Close the video on-demand system for realizing that beautiful interface, operation are smooth.But video is played using browser program request on the set-top box,
A large amount of memories can be expended, to hardware requirement height, greatly increase set-top box cost, and it is big to consume energy, and is unfavorable for the popularization of set-top box
It uses.
Summary of the invention
In view of this, it is necessary to expend memory for above-mentioned set-top box video point multicast function, increase cost, big ask of consuming energy
Topic provides a kind of set-top box program request function realizing method and system.
The present invention provides a kind of set-top box program request function realizing method, includes the following steps:
S10: pass through FFmpeg frame after user's program request select programs in creating FFmpeg frame unit in set-top box
Unit is by obtaining the corresponding resource address of program on Resource Server；
S20: it is regarded according to resource address by obtaining the corresponding sound of program on Resource Server using hypertext real-time streaming protocol
Frequency resource；
S30: it if audio and video resources are encryption resource, is communicated with authorization server, by being obtained on authorization server
Decryption key code is played out after audio and video resources are decrypted using decryption key code.
In one of them embodiment, the resource address includes that audio and video resources address and audio and video resources are corresponding
Decryption key code address.
In one of them embodiment, the resource address is secondary structure, and wherein top level structure is worked as basis
Preceding network speed parses to obtain the video resource address of corresponding code rate；Secondary structure is for setting encryption information, to determine sound
Whether video resource has encryption, using which kind of mode encrypts and decryption key code address.
In one of them embodiment, the step S30 specifically: audio and video resources data are carried out at segmentation
Reason works as data pool by recycling the audio and video resources data of acquisition encryption on Resource Server and depositing in the data pool of setting
When middle data reach setting length, the audio and video resources data segment in data pool is decrypted.
In one of them embodiment, the step S30 specifically: in decryption, first audio-video money is set
The descrambled vector of segments of source data is 16 0, and the descrambled vector of audio and video resources data segment later is that previous sound of not decrypting regards
Last 16 data of frequency resource data section.
The present invention also provides a kind of set-top box point multicast functions to realize system, comprising:
FFmpeg frame unit is communicated, by Resource Server after user's program request select programs with Resource Server
The corresponding resource address of upper acquisition program；
Audio and video resources acquiring unit, using hypertext real-time streaming protocol according to resource address by being obtained on Resource Server
The corresponding audio and video resources of program；
Decryption unit is communicated, by authorization server if audio and video resources are encryption resource with authorization server
Decryption key code is obtained, is played out after audio and video resources are decrypted using decryption key code.
In one of them embodiment, the resource address includes that audio and video resources address and audio and video resources are corresponding
Decryption key code address.
In one of them embodiment, the resource address is secondary structure, and wherein top level structure is worked as basis
Preceding network speed parses to obtain the video resource address of corresponding code rate；Secondary structure is for setting encryption information, to determine sound
Whether video resource has encryption, using which kind of mode encrypts and decryption key code address.
In one of them embodiment, the decryption unit carries out segment processing to audio and video resources data, by providing
Circulation obtains the audio and video resources data of encryption and deposits in the data pool of setting on source server, when data reach in data pool
To when setting length, the audio and video resources data segment in data pool is decrypted.
In one of them embodiment, in decryption, first audio and video resources data is arranged in the decryption unit
The descrambled vector of section is 16 0, and the descrambled vector of audio and video resources data segment later does not decrypt audio and video resources to be previous
Last 16 data of data segment.
Set-top box program request function realizing method of the present invention and system, creation FFmpeg frame unit pass through FFmpeg frame list
Member, which communicate with Resource Server, obtains resource address, and obtains corresponding audio-video money by hypertext real-time streaming protocol
Source plays out after decryption, thus greatly reduces the occupancy of set-top box memory, reduces the requirement to hardware, greatly reduces
Set-top box cost, and it is low to consume energy, and is conducive to the popularization and use of set-top box.
Detailed description of the invention
Fig. 1 is the flow chart of the set-top box program request function realizing method in one embodiment.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Fig. 1 is the flow chart of the set-top box program request function realizing method in one embodiment, as shown in Figure 1, this method packet
Include following steps:
S10: pass through FFmpeg frame after user's program request select programs in creating FFmpeg frame unit in set-top box
Unit is by obtaining the corresponding resource address of program on Resource Server.
FFmpeg frame is a kind of multimedia audio-video handling implement, can be used to record, convert digital audio/video, and energy
It is translated into stream, has the characteristics that committed memory is few, energy consumption is low, low to hardware requirement.Therefore in this embodiment, on machine top
FFmpeg frame unit is created in box, in user's point of use multicast function by FFmpeg frame unit by obtaining on Resource Server
The corresponding resource address of program is taken, the memory of occupancy set-top box in this way is few and energy consumption is low.
In further mode, resource address includes audio and video resources address and the corresponding decrypted key of audio and video resources
Code address.Further, resource address is secondary structure, and wherein top level structure according to current network speed for parsing to obtain
The video resource address of corresponding code rate；Secondary structure is for setting encryption information, to determine whether audio and video resources have encryption, adopt
With which kind of mode encrypts and decryption key code address.
S20: it is regarded according to resource address by obtaining the corresponding sound of program on Resource Server using hypertext real-time streaming protocol
Frequency resource.
After passing through FFmpeg frame unit by obtaining the corresponding resource address of program on Resource Server, need according to money
Source address obtains the corresponding audio and video resources of program.In this embodiment, super text small using same committed memory, energy consumption is low
This real-time streaming protocol obtains the corresponding audio and video resources of program, to further reduced EMS memory occupation and energy consumption.
S30: it if audio and video resources are encryption resource, is communicated with authorization server, by being obtained on authorization server
Decryption key code is played out after audio and video resources are decrypted using decryption key code.
After obtaining the corresponding audio and video resources of program, for protection copyright and resource, usual audio and video resources, which will do it, to be added
Close, the audio and video resources of encryption can just play out only after decryption and authorization.In this embodiment, if audio and video resources are
Resource is encrypted, then needs to be decrypted by obtaining decryption key code on authorization server.
In further mode, the step specifically: if audio and video resources be encryption resource, with authorization server into
Row communication obtains corresponding decryption key code by decryption key code address.
It after obtaining decryption key code, needs that audio and video resources are decrypted, in the embodiment, to audio and video resources
Data using segmentation decryption by the way of, specifically: to audio and video resources data carry out segment processing, by being recycled on Resource Server
It obtains the audio and video resources data of encryption and deposits in the data pool of setting, when data reach setting length in data pool,
Audio and video resources data segment in data pool is decrypted.
In addition, the descrambled vector that first audio and video resources data segment is arranged is 16 0 in decryption, sound view later
The descrambled vector of frequency resource data section is previous last 16 data for not decrypting audio and video resources data segment, to guarantee to decrypt
Continuity and safety.
The set-top box program request function realizing method, creation FFmpeg frame unit are taken by FFmpeg frame unit and resource
Business device carries out communication and obtains resource address, and obtains corresponding audio and video resources by hypertext real-time streaming protocol, decrypts laggard
Row play, thus greatly reduce the occupancy of set-top box memory, reduce the requirement to hardware, greatly reduce set-top box at
This, and it is low to consume energy, and is conducive to the popularization and use of set-top box.
Meanwhile the present invention also provides a kind of set-top box point multicast functions to realize that system, the system include:
FFmpeg frame unit is communicated, by Resource Server after user's program request select programs with Resource Server
The corresponding resource address of upper acquisition program.
FFmpeg frame is a kind of multimedia audio-video handling implement, can be used to record, convert digital audio/video, and energy
It is translated into stream, has the characteristics that committed memory is few, energy consumption is low, low to hardware requirement.Therefore in this embodiment, on machine top
FFmpeg frame unit is created in box, in user's point of use multicast function, FFmpeg frame unit on Resource Server by obtaining
The memory of the corresponding resource address of program, in this way occupancy set-top box is few and energy consumption is low.
In further mode, resource address includes that audio and video resources address and audio and video resources correspond to decryption key code
Address.Further, resource address is secondary structure, and wherein top level structure is used to parse to obtain according to current network speed pair
The video resource address of code rate；Secondary structure is for setting encryption information, to determine whether audio and video resources have encryption, use
Which kind of mode encrypts and decryption key code address.
Audio and video resources acquiring unit, using hypertext real-time streaming protocol according to resource address by being obtained on Resource Server
The corresponding audio and video resources of program.
After FFmpeg frame unit is by obtaining the corresponding resource address of program on Resource Server, audio and video resources are obtained
Unit needs obtain the corresponding audio and video resources of program according to resource address.In this embodiment, audio and video resources obtain single
Member is small using same committed memory, consumes energy low hypertext real-time streaming protocol to obtain the corresponding audio and video resources of program, thus
It further reduced EMS memory occupation and energy consumption.
Decryption unit is communicated, by authorization server if audio and video resources are encryption resource with authorization server
Decryption key code is obtained, is played out after audio and video resources are decrypted using decryption key code.
After obtaining the corresponding audio and video resources of program, for protection copyright and resource, usual audio and video resources, which will do it, to be added
Close, the audio and video resources of encryption can just play out only after decryption and authorization.In this embodiment, if audio and video resources are
Resource is encrypted, decryption unit then needs to be decrypted by obtaining decryption key code on authorization server.
In further mode, if audio and video resources are encryption resource, decryption unit is led to authorization server
Letter obtains corresponding decryption key code by decryption key code address.
It after obtaining decryption key code, needs that audio and video resources are decrypted, in the embodiment, decryption unit is to sound
Video resource data using segmentation decryption by the way of, specifically: decryption unit to audio and video resources data carry out segment processing, by
Circulation obtains the audio and video resources data of encryption and deposits in the data pool of setting on Resource Server, when data in data pool
When reaching setting length, the audio and video resources data segment in data pool is decrypted.
In addition, the descrambled vector that first audio and video resources data segment is arranged in decryption unit is 16 0 in decryption, it
The descrambled vector of audio and video resources data segment afterwards is previous last 16 data for not decrypting audio and video resources data segment, with
Guarantee the continuity and safety of decryption.
The set-top box point multicast function realizes system, and creation FFmpeg frame unit is taken by FFmpeg frame unit and resource
Business device carries out communication and obtains resource address, and obtains corresponding audio and video resources by hypertext real-time streaming protocol, decrypts laggard
Row play, thus greatly reduce the occupancy of set-top box memory, reduce the requirement to hardware, greatly reduce set-top box at
This, and it is low to consume energy, and is conducive to the popularization and use of set-top box.
Set-top box program request function realizing method of the present invention and system, creation FFmpeg frame unit pass through FFmpeg frame list
Member, which communicate with Resource Server, obtains resource address, and obtains corresponding audio-video money by hypertext real-time streaming protocol
Source plays out after decryption, thus greatly reduces the occupancy of set-top box memory, reduces the requirement to hardware, greatly reduces
Set-top box cost, and it is low to consume energy, and is conducive to the popularization and use of set-top box.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.
Claims (4)
1. a kind of set-top box program request function realizing method, which comprises the steps of:
S10: pass through FFmpeg frame unit after user's program request select programs in creating FFmpeg frame unit in set-top box
By obtaining the corresponding resource address of program on Resource Server；The resource address includes audio and video resources address and audio-video money
The corresponding decryption key code address in source；
S20: it is provided according to resource address by obtaining the corresponding audio-video of program on Resource Server using hypertext real-time streaming protocol
Source；
S30: it if audio and video resources are encryption resource, is communicated with authorization server, is decrypted by being obtained on authorization server
Key code is played out after audio and video resources are decrypted using decryption key code；
The step S30 specifically:
Segment processing is carried out to audio and video resources data, by recycling the audio and video resources data for obtaining and encrypting on Resource Server simultaneously
It deposits in the data pool of setting, when data reach setting length in data pool, to the audio and video resources data in data pool
Section is decrypted；
In decryption, the descrambled vector that first audio and video resources data segment is arranged is 16 0, audio and video resources data later
The descrambled vector of section is previous last 16 data for not decrypting audio and video resources data segment.
2. set-top box program request function realizing method according to claim 1, which is characterized in that the resource address is second level
Structure, wherein top level structure is used to parse to obtain according to current network speed the video resource address of corresponding code rate；Second level knot
Structure is for setting encryption information, to determine whether audio and video resources have encryption, using which kind of mode encrypts and decryption key code
Address.
3. a kind of set-top box point multicast function realizes system characterized by comprising
FFmpeg frame unit is communicated after user's program request select programs with Resource Server, by obtaining on Resource Server
Take the corresponding resource address of program；The resource address includes audio and video resources address and the corresponding decrypted key of audio and video resources
Code address；
Audio and video resources acquiring unit, using hypertext real-time streaming protocol according to resource address by obtaining program on Resource Server
Corresponding audio and video resources；
Decryption unit is communicated, by obtaining on authorization server if audio and video resources are encryption resource with authorization server
Decryption key code is played out after audio and video resources are decrypted using decryption key code；
The decryption unit carries out segment processing to audio and video resources data, and the sound view of encryption is obtained by recycling on Resource Server
Frequency resource data is simultaneously deposited in the data pool of setting, when data reach setting length in data pool, to the sound in data pool
Video resource data segment is decrypted；
In decryption, the descrambled vector that first audio and video resources data segment is arranged in the decryption unit is 16 0, sound later
The descrambled vector of video resource data segment is previous last 16 data for not decrypting audio and video resources data segment.
4. set-top box point multicast function according to claim 3 realizes system, which is characterized in that the resource address is second level
Structure, wherein top level structure is used to parse to obtain according to current network speed the video resource address of corresponding code rate；Second level knot
Structure is for setting encryption information, to determine whether audio and video resources have encryption, using which kind of mode encrypts and decryption key code
Address.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567659.XA CN105163190B (en) | 2015-09-08 | 2015-09-08 | Set-top box program request function realizing method and system |
| PCT/CN2016/086479 WO2017041564A1 (en) | 2015-09-08 | 2016-06-20 | Method and system for realizing set top box on-demand function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510567659.XA CN105163190B (en) | 2015-09-08 | 2015-09-08 | Set-top box program request function realizing method and system |
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| CN105163190A CN105163190A (en) | 2015-12-16 |
| CN105163190B true CN105163190B (en) | 2019-02-15 |
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| CN105163190B (en) * | 2015-09-08 | 2019-02-15 | 深圳市九洲电器有限公司 | Set-top box program request function realizing method and system |
| CN107318045A (en) * | 2016-04-27 | 2017-11-03 | 阿里巴巴集团控股有限公司 | The method and device of playing video data stream |
Citations (2)
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| CN102404111A (en) * | 2011-12-28 | 2012-04-04 | 王勇 | Method for encrypting in sections by using uncertain encryption algorithm |
| CN102404624A (en) * | 2011-11-07 | 2012-04-04 | 深圳市佳创视讯技术股份有限公司 | All-format media player capable of supporting hardware decoding for digital STB (Set Top Box) |
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| US9032465B2 (en) * | 2002-12-10 | 2015-05-12 | Ol2, Inc. | Method for multicasting views of real-time streaming interactive video |
| US9043484B2 (en) * | 2010-04-02 | 2015-05-26 | Disney Enterprises, Inc. | Streaming playback and dynamic ad insertion |
| CN102572568A (en) * | 2012-02-10 | 2012-07-11 | 合一网络技术(北京)有限公司 | Method, system and device for online video on demand on display screen |
| CN102883192B (en) * | 2012-08-24 | 2018-02-16 | 中兴通讯股份有限公司 | The processing of medium type and media playing method, device in IPTV system |
| CN103974086A (en) * | 2013-02-05 | 2014-08-06 | 天津奇异果科技有限公司 | Palm network school based on H.264 encoding and spread spectrum watermarking |
| CN103634694B (en) * | 2013-11-18 | 2017-04-12 | 奥维通信股份有限公司 | IP-based streaming media playing method and system |
| CN103841453B (en) * | 2014-03-13 | 2017-02-22 | 烽火通信科技股份有限公司 | Method for achieving OTT playing through IPTV non-intelligent set top box |
| CN104333808B (en) * | 2014-11-14 | 2017-10-10 | 复旦大学 | For the universal player on Android and Linux smart television machine |
| CN105163190B (en) * | 2015-09-08 | 2019-02-15 | 深圳市九洲电器有限公司 | Set-top box program request function realizing method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102404624A (en) * | 2011-11-07 | 2012-04-04 | 深圳市佳创视讯技术股份有限公司 | All-format media player capable of supporting hardware decoding for digital STB (Set Top Box) |
| CN102404111A (en) * | 2011-12-28 | 2012-04-04 | 王勇 | Method for encrypting in sections by using uncertain encryption algorithm |
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