CN106851391A - A kind of condition receiving method and system for intelligent operating system - Google Patents
A kind of condition receiving method and system for intelligent operating system Download PDFInfo
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- CN106851391A CN106851391A CN201510882112.9A CN201510882112A CN106851391A CN 106851391 A CN106851391 A CN 106851391A CN 201510882112 A CN201510882112 A CN 201510882112A CN 106851391 A CN106851391 A CN 106851391A
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- mark
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
- H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4623—Processing of entitlement messages, e.g. ECM [Entitlement Control Message] or EMM [Entitlement Management Message]
-
- 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
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
- H04N21/4383—Accessing a communication channel
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4627—Rights management associated to the content
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8352—Generation of protective data, e.g. certificates involving content or source identification data, e.g. Unique Material Identifier [UMID]
Abstract
A kind of condition receiving method for intelligent operating system, live application module is sent to media player module in response to zapping instruction, the channel program mark that will be switched;Digital television module obtains whole channel informations and control management information, channel program of the media player module according to acquired in identifies videoPid, audioPid, casId, ecmPid, emmPid that the channel program is obtained to the digital television module, and descrambler Descramblerid is distributed, send Conditional Access Module in the lump;VideoPid, audioPid, ecmPid, emmPid, Descramblerid of channel are sent to condition reception application module by Conditional Access Module according to the condition reception application module of casId selection registrations;Condition reception application module obtains corresponding ecmData and emm Data and parses according to ecmPid and emmPid to digital television module, so that obtain EK1, EK2 and ECW is sent to Conditional Access Module together with videoPid, audioPid, Descramblerid;Conditional Access Module transmits these information to peace chip high;High peace chip is according to the corresponding descrambler of information control DescramblerID for being obtained is to channel program data de-scrambling and plays out.
Description
Technical field
The present invention relates to conditional access technology field, in particular it relates to a kind of for intelligence
The condition receiving method and system of operating system.
Background technology
On March 16th, 2012, SARFT(The State Administration of Radio and Television) formally promulgated professional standard GY/T 255-2012《Can
Download condition receiving system technical specification》.It is complete set that condition receiving system (DCAS) can be downloaded
Teleservice protection system, with conventional conditions reception system (CAS) all Reinforced turfs, award
Power control and management function, can support using conventional conditions reception technique and DCAS technologies simultaneously again
Two class Set Top Boxes, can also realize the authorization control to terminal and management by duplex channel.Using
DCAS technologies, DTV STB need to only download the user terminal software of different DCAS systems, i.e.,
The switching to different DCAS systems and adaptation are capable of achieving, so as to break each cable network difference at present
Customize Set Top Box situation, realize Set Top Box standardization large-scale production, retail channel the whole nation sale and across
Solid foundation is established in region across a network deployment.
But continuous propulsion and construction Next generation broadcasting network (NGB) target with the integration of three networks
Proposition, realize that national cable TV network network interconnects, it is still desirable to break through and currently implement
The limitation of conditional access technology can be downloaded.In particular with the development of internet television, send out within 2013
The operating system (TVOS) 1.0 based on intelligent television of cloth, the system has safe, open
The features such as property is good, amalgamation is strong.Therefore, in the process changed to intelligent television from conventional digital TV
In, conditional access technology needs, synchronously from digitlization to intelligent evolution, how to be realized in TVOS
DCAS technologies are current problem demanding prompt solutions.
The content of the invention
According to an aspect of the present invention, there is provided a kind of condition receiving method for intelligent operating system,
It is implemented among the smart machine for being mounted with intelligent operating system, the smart machine includes live application
Module, condition reception application module, digital television module, media player module, Conditional Access Module,
High peace chip, methods described includes:
The digital television module obtains whole channel program inventories and is supplied to the live application module
Shown;
The live application module will be switched in response to the zapping instruction or program play instruction of user
Channel program mark be sent to the media player module;
The digital television module obtains whole channel informations and control management information, the channel information
Including channel program mark, the video traffic identifier videoPid of each channel, audio traffic identifier audioPid,
It is described control management packet include condition reception application identities casId, Entitlement Control Message mark ecmPid,
Entitlement Management Message identifies emmPid;
Channel program of the media player module according to acquired in is identified and obtained to the digital television module
Take video traffic identifier videoPid, audio traffic identifier audioPid, the condition reception application of the channel program
Mark casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid, and point
Information Descramblerid with the channel program descrambler to be used, and regarding the channel
Frequency traffic identifier videoPid, audio traffic identifier audioPid, condition reception application identities casId, mandate
Control information mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid together sends Conditional Access Module to;
The Conditional Access Module is selected described according to the condition reception application identities casId for being received
The condition reception matched with the condition reception application identities casId registered in intelligent operating system
Application module, at the same by the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid is sent to the condition reception application module;
The condition reception application module is according to Entitlement Control Message mark ecmPid, the mandate for being obtained
Management information identifies emmPid and obtains corresponding Entitlement Control Message data to the digital television module
Ecm Data and Entitlement Management Message data emm Data are simultaneously according in the condition reception application module
Preset mechanism parsing, so as to obtain encryption level key EK1, EK2 and encrypted control word ECW
Video traffic identifier videoPid, audio traffic identifier audioPid together with the channel, descrambler information
Descramblerid is sent to the Conditional Access Module;
The Conditional Access Module is by the encryption level key EK1, EK2, encrypted control word ECW
With the video traffic identifier videoPid, audio traffic identifier audioPid and descrambler information
Descramblerid is sent to peace chip high;
The peace chip high according to the encryption level key EK1, EK2, encrypted control word ECW and
The video traffic identifier videoPid, audio traffic identifier audioPid, descrambler information DescramblerID
Channel program data to scrambling are descrambled and video stream data and audio stream data are played out.
Preferably, the channel program mark includes that the original network identification onid of channel, transmission fail to be sold at auction
Know tsid, service identification sid.
Preferably, wherein the digital television module obtains whole channel informations and controls management information
In step the acquired channel information include each channel whether be scrambled channel mark CAMode;
And the step of the digital television module obtains whole channel informations and control management information it
Also include afterwards:
The media player module is identified to digital television module inquiry simultaneously according to the channel program
Obtain the channel whether be scrambled channel mark CAMode, according to the mark CAMode judge
Whether the channel is scrambled channel:
If judging that the channel is not scrambled channel, the media player module in the judgement step
Video traffic identifier videoPid, the audio traffic identifier of the channel are obtained from the digital television module
AudioPid, into broadcasting step;
If judging that the channel is scrambled channel in the judgement step, the media player module from
The digital television module obtain the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Condition reception application identities casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark
emmPid。
Preferably, the digital television module, media player module and Conditional Access Module are to be preset at
Component layer assembly in operating system.
Preferably, the digital television module, media player module and Conditional Access Module are embodied as visitor
Family end-service structure, uses IPC method of calling between client and service.
Preferably, the condition reception application module, live application module are for can be in the intelligent operation
The application installed in system or unloaded.
Preferably, the condition reception application module is provided by condition reception producer.
According to another aspect of the present invention, there is provided a kind of condition reception system for intelligent operating system
System, the system is implemented among the smart machine for being mounted with intelligent operating system, the smart machine
Including live application module, condition reception application module, digital television module, media player module,
Conditional Access Module and Gao An chips, wherein:
The digital television module, for obtain whole channel program inventories and be supplied to it is described it is live should
Shown with module, and obtained whole channel informations and control management information, the channel information
Including channel program mark, the video traffic identifier videoPid of each channel, audio traffic identifier audioPid,
It is described control management packet include condition reception application identities casId, Entitlement Control Message mark ecmPid,
Entitlement Management Message identifies emmPid;
The live application module, for the zapping instruction in response to user or program play instruction, will
The channel program mark for being switched is sent to the media player module;
The media player module, identifies to the DTV for the channel program acquired in basis
Module obtains the video traffic identifier videoPid of the channel program, audio traffic identifier audioPid, condition and connects
Application identities casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid are received,
And distribute the information Descramblerid of the channel program descrambler to be used, and by the channel
Video traffic identifier videoPid, audio traffic identifier audioPid, condition reception application identities casId,
Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid together sends Conditional Access Module to;
Conditional Access Module, for being selected described according to the condition reception application identities casId for being received
The condition reception matched with the condition reception application identities casId registered in intelligent operating system
Application module, at the same by the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid is sent to the condition reception application module;
Condition reception application module, for identifying ecmPid according to the Entitlement Control Message for being obtained, awarding
Power management information mark emmPid obtains corresponding Entitlement Control Message number to the digital television module
According to ecm Data and Entitlement Management Message data emm Data and according in the condition reception application mould
The preset mechanism parsing of block, so as to obtain encryption level key EK1, EK2 and encrypted control word ECW
Video traffic identifier videoPid, audio traffic identifier audioPid together with the channel, descrambler information
Descramblerid is sent to the Conditional Access Module;
The Conditional Access Module, is additionally operable to the encryption level key EK1, EK2, encryption control
Word ECW processed and the video traffic identifier videoPid, audio traffic identifier audioPid and descrambler information
Descramblerid is sent to peace chip high, by the chip of pacifying high according to the encryption level key
EK1, EK2, encrypted control word ECW and the video traffic identifier videoPid, audio traffic identifier
AudioPid, descrambler information DescramblerID are descrambled and right to the channel program data for scrambling
Video stream data and audio stream data are played out.
Preferably, the channel program mark includes that the original network identification onid of channel, transmission fail to be sold at auction
Know tsid, service identification sid.
Preferably, wherein the whole channel informations acquired in the digital television module are including each channel
No is the mark CAMode of scrambled channel;And
The media player module, is additionally operable to be identified to the DTV mould according to the channel program
Block inquire about and obtain the channel whether be scrambled channel mark CAMode, according to the mark
CAMode judges whether the channel is scrambled channel:
If judging that the channel is not scrambled channel, the media player module in the judgement step
Video traffic identifier videoPid, the audio traffic identifier of the channel are obtained from the digital television module
AudioPid, and played out by player;
If judging that the channel is scrambled channel in the judgement step, the media player module from
The digital television module obtain the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Condition reception application identities casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark
emmPid。
Preferably, the digital television module, media player module and Conditional Access Module are to be preset at
Component layer assembly in operating system.
Preferably, the digital television module, media player module and Conditional Access Module are embodied as visitor
Family end-service structure, uses IPC method of calling between client and service.
Preferably, the condition reception application module, live application module are for can be in the intelligent operation
The application installed in system or unloaded.
Preferably, the condition reception application module is provided by condition reception producer.
It was found by the inventors of the present invention that in the prior art, intelligent operating system is not directed to also, it is special
It is not the condition receiving system of many producer's condition reception applications of adaptation that intelligent television operating system is proposed.
Therefore, the technical assignment or technical problem to be solved that the present invention to be realized are art technologies
It is that personnel never expect or it is not expected that, therefore the present invention is a kind of new technical scheme.
By referring to the drawings to the detailed description of exemplary embodiment of the invention, it is of the invention its
Its feature and its advantage will be made apparent from.
Brief description of the drawings
The accompanying drawing for being combined in the description and constituting a part for specification shows implementation of the invention
Example, and together with its explanation for explaining principle of the invention.
Fig. 1 shows the frame of the hardware configuration of the intelligent television 1000 that can realize embodiments of the invention
Figure.
Fig. 2 shows the condition receiving method for intelligent operating system according to embodiments of the present invention
Flow chart;
Fig. 3 shows the condition receiving system for intelligent operating system according to embodiments of the present invention
Block diagram.
Specific embodiment
Describe various exemplary embodiments of the invention in detail now with reference to accompanying drawing.It should be noted that:
Unless specifically stated otherwise, the part that otherwise illustrates in these embodiments and step it is positioned opposite,
Numerical expression and numerical value are not limited the scope of the invention.
The description only actually at least one exemplary embodiment is illustrative below, is never made
It is to the present invention and its application or any limitation for using.
May not make to beg in detail for technology, method and apparatus known to person of ordinary skill in the relevant
By, but in the appropriate case, the technology, method and apparatus should be considered as a part for specification.
In all examples shown here and discussion, any occurrence should be construed as merely example
Property, not as limitation.Therefore, other examples of exemplary embodiment can have different
Value.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, one
It is defined in a certain Xiang Yi accompanying drawing of denier, then it need not be carried out further in subsequent accompanying drawing
Discuss.
<Hardware configuration>
Fig. 1 is the frame of the hardware configuration for showing that the intelligent television 1000 of embodiments of the invention can be realized
Figure.
As shown in figure 1, intelligent television 1000 typically comprises the master connected via system bus 1111
It is processor 1108, the tuner 1101 for receiving TV signal, demodulator 1102, non-volatile
Memory 1109, demultiplexer 1103, descrambler 1104, volatile memory 1105, decoder
1106th, audio-video interface 1107 and other peripheral interfaces 1110, in the integrated intelligence of TV and Set Top Box
Display 1200 can also be included in TV.
Intelligent operating system, application program, other program moulds are populated with nonvolatile memory 1109
Block and some routine datas.
Intelligent television shown in Fig. 1 is merely illustrative and is in no way intended to the present invention, it should
With or any limitation for using.
<First embodiment>
First embodiment of the invention, as shown in Figure 2,3, there is provided one kind is used for intelligent operation system
The condition receiving method of system, is implemented on and is mounted among the smart machine of intelligent operating system 2100.Institute
It can be such as intelligent television 2000 to state smart machine, and the intelligent television 2000 includes live application
Module 2200, condition reception application module 2300, digital television module 2400, media player module
2500th, Conditional Access Module 2600 and Gao An chips 2700.
The method of first embodiment of the invention comprises the following steps:S1:The DTV mould
Block 2400 obtains whole channel program inventories and is supplied to the live application module 2200 to be shown.
Wherein, the channel program inventory is after intelligent television start, by the digital television module 2400
Obtained from the head end server of condition receiving system, it carries oriented user and represents channel program circle
The essential information in face.
S2:The live application module 2200 in response to user zapping instruction or program play instruction,
The channel program mark that will be switched is sent to the media player module 2500.The channel program mark
Knowledge includes the DVB element informations of channel, and DVB element informations are unique true in condition receiving system
Fixed section purpose mark, element information includes in DVB standard:Original network identification original
Network id (onid), transport stream identification transport stream id (tsid) and service identification service
id(sid)。
S3:The digital television module 2400 obtains whole channel informations and control management information, described
Channel information includes channel program mark, the video traffic identifier videoPid of each channel, audio traffic identifier
AudioPid, the control management packet includes condition reception application identities casId, Entitlement Control Message
Mark ecmPid, Entitlement Management Message mark emmPid.Identically with the channel program inventory,
Whole channel informations and control management information are also after intelligent television start, by the numeral electricity
Obtained from the head end server of condition receiving system depending on module 2400.The channel information includes frequency
Road program identification, particularly DVB element identifications, the video traffic identifier videoPid of each channel, audio
Traffic identifier audioPid, the control management packet includes condition reception application identities casId, authorizes control
Message identification ecmPid processed, Entitlement Management Message mark emmPid.
S4:The media player module 2500 is identified to the numeral electricity according to acquired channel program
Depending on module 2400 obtain the video traffic identifier videoPid of the channel program, audio traffic identifier audioPid,
Condition reception application identities casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark
EmmPid, and the information Descramblerid of the channel program descrambler to be used is distributed, and will
The video traffic identifier videoPid of the channel, audio traffic identifier audioPid, condition reception application identities
CasId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid and descrambler
Information Descramblerid together sends Conditional Access Module 2600 to.
S5:The Conditional Access Module 2600 is according to the condition reception application identities casId choosings for being received
Select matching with the condition reception application identities casId of being registered in the intelligent operating system
Condition reception application module 2300, while by video traffic identifier videoPid, the audio stream of the channel
Mark audioPid, Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid with
And descrambler information Descramblerid is sent to the condition reception application module 2300.
Especially, in a typical embodiment, the condition reception registered in intelligent operating system
Application module 2300 can be multiple, be provided by different condition reception producers, by pre-installing or downloading
The mode of installation is registered in the intelligent operating system, it is possible to which the viewing demand according to user is not
Switch between same condition reception application module.Different condition reception application modules can carry different bars
Part receive the Entitlement Control Message of producer, Entitlement Management Message and encrypted control word analysis mode,
After the condition reception application module of a certain condition reception manufacturer is loaded, whole intelligent operating system is from soft
Part can be adapted to the condition reception mechanism of the condition reception manufacturer completely to hardware, it is possible to not
Free switching between same condition reception producer, it is possible thereby to continue to support existing in intelligent operating system
There is DCAS (condition receiving system can be downloaded) to be had been achieved with terms of multi-vendor free switching and adaptation
Beneficial effect.
S6:The condition reception application module 2300 is according to the Entitlement Control Message mark for being obtained
EcmPid, Entitlement Management Message mark emmPid are obtained accordingly to the digital television module 2400
Entitlement Control Message data ecm Data and Entitlement Management Message data emm Data are simultaneously according to described
Condition reception application module it is preset mechanism parsing so that obtain encryption level key EK1, EK2 and
Video traffic identifier videoPid, audio traffic identifier of the encrypted control word ECW together with the channel
AudioPid, descrambler information Descramblerid are sent to the Conditional Access Module 2600.
S7:The Conditional Access Module 2600 controls the encryption level key EK1, EK2, encryption
Word ECW processed and the video traffic identifier videoPid, audio traffic identifier audioPid and descrambler information
Descramblerid is sent to peace chip 2700 high;
S8:The peace chip 2700 high is according to the encryption level key EK1, EK2, control extension
Word ECW and the video traffic identifier videoPid, audio traffic identifier audioPid control descrambler information
Descrambler (not shown) specified by DescramblerID descrambles to the channel program data for scrambling
And video stream data and audio stream data are played out.
Preferably, the digital television module 2400, media player module 2500 and condition receiving
Block 2600 is preset component layer assembly in an operating system, it may thereby be ensured that intelligent television is in component
Support of the layer to application layer.
It is highly preferred that the digital television module 2400, media player module 2500 and condition reception
Module 2600 is embodied as client-server structure, and IPC method of calling is used between client and service.
So as to realize digital television module 2400, media player module 2500 and condition receiving respectively
The personalization of block 2600, classificationization, coordination, unified management.
It is highly preferred that the condition reception application module 2300, live application module 2200 are for can be
The application installed in the intelligent operating system or unloaded.
To ensure that intelligent operating system, the particularly security of intelligent television operating system need simultaneously again
It is taken into account open, it is highly preferred that can be in the Conditional Access Module 2600 and condition reception application
Standardized DCAS interfaces are provided between module 2300, so that condition reception application module 2300 is adjusted
With the corresponding function of the Conditional Access Module 2600.Similarly, it is also possible in the DTV mould
Standardized filter interface is provided between block 2400 and condition reception application module 2300, and can be with
Standardized media list is provided between the media player module 2500 and live application module 2200
First interface.
Further, because intelligent operating system particularly intelligent television operating system has application layer
Usually Java realizes and C is usually below operating system the characteristics of realize, therefore, it is highly preferred that
Can be in above-mentioned standard interface and each digital television module 2400, media player module 2500 and bar
JNI calling interfaces, communication and mapping for implementing Java-C are provided between part receiver module 2600.
Thus first embodiment of the invention is described under condition reception scene, in intelligence
The method that condition reception is realized in operating system.The present embodiment with intelligent operating system as general frame,
There is provided the method for the implementation condition reception system in intelligent operating system, not only there is provided being suitable to intelligence
The condition reception that operating system is realized, and make in existence conditions reception system multi-vendor free switching and suitable
The beneficial effect being had been achieved with aspect can be able to continue to keep in intelligent operating system.
<Second embodiment>
Below the first embodiment of the present invention has been described in conjunction with the accompanying, has been described below according to the present invention
Second embodiment, wherein the part not described is identical with first embodiment, therefore repeat no more.Root
According to the present embodiment, there is provided a kind of to be freely adapted in the case where condition reception scene and unconditional receive scene
Condition receiving method.In general, TV programme are divided into scrambled program (condition reception program) and non-
Scrambled program, in the case of unscrambled program, playback equipment can regarding with direct access respective program
Frequency flow data and audio stream data are played out.And in the case of scrambled program, design condition is connect
Receive, only qualified user can obtain control word (CW words) necessary to descrambling, from
And descramble viewing program.The program provided when head end is not only comprising scrambled program but also comprising unscrambled program
When, method according to a second embodiment of the present invention can be obtained in digital television module described in the S3
The acquired channel information includes each channel in the step of whole channel informations and control management information
Whether be scrambled channel mark CAMode;
So as to the media player module 2400 is identified according to the channel program first in step s 4
Inquired about to the digital television module 2400 and obtained the channel whether be scrambled channel mark
CAMode, judges whether the channel is scrambled channel according to the mark CAMode:
If judging that the channel is not scrambled channel, the media player module in the judgement step
2500 video traffic identifier videoPid, the audio streams that the channel is obtained from the digital television module 2400
Mark audioPid, there is provided described to be played out to high peace chip 2700;
If judging that the channel is scrambled channel in the judgement step, the media player module
2500 video traffic identifier videoPid, the audio streams that the channel is obtained from the digital television module 2400
Mark audioPid, condition reception application identities casId, Entitlement Control Message mark ecmPid, mandate
Management information identifies emmPid.
Describe according to the second embodiment of the present invention under two kinds of scenes of condition reception and unscrambled,
The method for realizing playing in intelligent operating system, the method for the present embodiment can in condition reception and
Free adaptation is carried out under two kinds of scenes of unscrambled, the compatibility and ease for use of system is further increased.
The present invention can be system, method and/or computer program product.Computer program product can be with
Including computer-readable recording medium, containing for making processor realize various aspects of the invention
Computer-readable program instructions.
Computer-readable recording medium can be the finger for keeping and storing to be used by instruction execution equipment
The tangible device of order.Computer-readable recording medium for example can be-- but it is not limited to-- electricity storage
Equipment, magnetic storage apparatus, light storage device, electromagnetism storage device, semiconductor memory apparatus or on
Any appropriate combination stated.More specifically example (the non exhaustive row of computer-readable recording medium
Table) include:Portable computer diskette, hard disk, random access memory (RAM), read-only storage
Device (ROM), erasable programmable read only memory (EPROM or flash memory), static random are deposited
Access to memory (SRAM), Portable compressed disk read-only storage (CD-ROM), digital many work(
Can disk (DVD), memory stick, floppy disk, mechanical coding equipment, be for example stored thereon with beating for instruction
Hole card or groove internal projection structure and above-mentioned any appropriate combination.Calculating used herein above
Machine readable storage medium storing program for executing is not construed as instantaneous signal in itself, such as radio wave or other freely pass
The electromagnetic wave broadcast, the electromagnetic wave propagated by waveguide or other transmission mediums are (for example, electric by optical fiber
The light pulse of cable) or the electric signal that passes through wire transfer.
Computer-readable program instructions as described herein can be downloaded to from computer-readable recording medium
Each calculating/processing equipment, or by network, such as internet, LAN, wide area network and/or nothing
Gauze downloads to outer computer or External memory equipment.Network can include copper transmission cable, optical fiber
Transmit, be wirelessly transferred, router, fire wall, interchanger, gateway computer and/or Edge Server.
Adapter or network interface in each calculating/processing equipment receive computer-readable from network
Programmed instruction, and the computer-readable program instructions are forwarded, for storing in each calculating/processing equipment
In computer-readable recording medium in.
Computer program instructions for performing present invention operation can be assembly instruction, instruction set architecture
(ISA) instruction, machine instruction, machine-dependent instructions, microcode, firmware instructions, state set number
According to or with one or more programming language any combination source code or object code write, institute
The programming language of programming language including object-oriented-Smalltalk, C++ etc. are stated, and it is conventional
Procedural programming languages-such as " C " language or similar programming language.Computer-readable program instructions
Fully can perform on the user computer, partly on the user computer perform, as one
Independent software kit is performed, part on the user computer part perform on the remote computer or
Performed on remote computer or server completely.In the situation for being related to remote computer, long-range meter
Calculation machine can by the network of any kind-include LAN (LAN) or wide area network (WAN)-connection
To subscriber computer, or, it may be connected to outer computer (is for example provided using Internet service
Business comes by Internet connection).In certain embodiments, by using computer-readable program instructions
Status information come personalized customization electronic circuit, such as PLD, field programmable gate
Array (FPGA) or programmable logic array (PLA), the electronic circuit can perform computer can
Reader is instructed, so as to realize various aspects of the invention.
Referring herein to method according to embodiments of the present invention, device (system) and computer program product
Flow chart and/or block diagram describe various aspects of the invention.It should be appreciated that flow chart and/or block diagram
Each square frame and flow chart and/or block diagram in each square frame combination, can be by computer-readable journey
Sequence instruction is realized.
These computer-readable program instructions can be supplied to all-purpose computer, special-purpose computer or other
The processor of programmable data processing unit, so as to produce a kind of machine so that these instructions are logical
When crossing the computing device of computer or other programmable data processing units, generate and realize flow chart
And/or the device of function/action specified in one or more square frames in block diagram.These can also be counted
Calculation machine readable program instructions store in a computer-readable storage medium, these instruct cause computer,
Programmable data processing unit and/or other equipment work in a specific way, so that, be stored with instruction
Computer-readable medium then includes a manufacture, and it includes realizing in flow chart and/or block diagram
Or the instruction of the various aspects of function/action specified in multiple square frames.
Computer-readable program instructions can also be loaded into computer, other programmable datas treatment dress
Put or miscellaneous equipment on so that in computer, other programmable data processing units or miscellaneous equipment
Upper execution series of operation steps, to produce computer implemented process so that computer,
Flow chart and/or block diagram are realized in the instruction performed in other programmable data processing units or miscellaneous equipment
In one or more square frames specified in function/action.
Flow chart and block diagram in accompanying drawing show system, the method for multiple embodiments of the invention
Architectural framework in the cards, function and operation with computer program product.At this point, flow
Each square frame in figure or block diagram can represent a part for module, program segment or instruction, described
A part for module, program segment or instruction is used for the logic function that realization specifies comprising one or more
Executable instruction.In some are as the realization replaced, the function of being marked in square frame can also be with not
The order for being same as being marked in accompanying drawing occurs.For example, two continuous square frames can essentially substantially simultaneously
Perform capablely, they can also be performed in the opposite order sometimes, this is depending on involved function.
It is also noted that in each square frame and block diagram and/or flow chart in block diagram and/or flow chart
The combination of square frame, can be with the function of execution regulation or the special hardware based system of action come real
It is existing, or can be realized with the combination of computer instruction with specialized hardware.For people in the art
For member it is well known that, realized by hardware mode, realized by software mode and by software and
The mode of combination of hardware realizes it being all of equal value.
It is described above various embodiments of the present invention, described above is exemplary, and exhaustive
Property, and it is also not necessarily limited to disclosed each embodiment.In the model without departing from illustrated each embodiment
Enclose and spirit in the case of, many modifications and changes for those skilled in the art
Will be apparent from.The selection of term used herein, it is intended to best explain the original of each embodiment
Reason, practical application or the technological improvement to the technology in market, or make the art other are general
Logical technical staff is understood that each embodiment disclosed herein.The scope of the present invention is come by appended claims
Limit.
Claims (10)
1. a kind of condition receiving method for intelligent operating system, it is characterised in that be implemented on installation
Among the smart machine of intelligent operating system, the smart machine includes live application module, condition
Application module, digital television module, media player module, Conditional Access Module, peace chip high are received,
Methods described includes:
The digital television module obtains whole channel program inventories and is supplied to the live application module
Shown;
The live application module will be switched in response to the zapping instruction or program play instruction of user
Channel program mark be sent to the media player module;
The digital television module obtains whole channel informations and control management information, the channel information
Including channel program mark, the video traffic identifier videoPid of each channel, audio traffic identifier audioPid,
It is described control management packet include condition reception application identities casId, Entitlement Control Message mark ecmPid,
Entitlement Management Message identifies emmPid;
Channel program of the media player module according to acquired in is identified and obtained to the digital television module
Take video traffic identifier videoPid, audio traffic identifier audioPid, the condition reception application of the channel program
Mark casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid, and point
Information Descramblerid with the channel program descrambler to be used, and regarding the channel
Frequency traffic identifier videoPid, audio traffic identifier audioPid, condition reception application identities casId, mandate
Control information mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid together sends Conditional Access Module to;
The Conditional Access Module is selected described according to the condition reception application identities casId for being received
The condition reception matched with the condition reception application identities casId registered in intelligent operating system
Application module, at the same by the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid is sent to the condition reception application module;
The condition reception application module is according to Entitlement Control Message mark ecmPid, the mandate for being obtained
Management information identifies emmPid and obtains corresponding Entitlement Control Message data to the digital television module
Ecm Data and Entitlement Management Message data emm Data are simultaneously according in the condition reception application module
Preset mechanism parsing, so as to obtain encryption level key EK1, EK2 and encrypted control word ECW
Video traffic identifier videoPid, audio traffic identifier audioPid together with the channel, descrambler information
Descramblerid is sent to the Conditional Access Module;
The Conditional Access Module is by the encryption level key EK1, EK2, encrypted control word ECW
With the video traffic identifier videoPid, audio traffic identifier audioPid and descrambler information
Descramblerid is sent to peace chip high;
The peace chip high according to the encryption level key EK1, EK2, encrypted control word ECW and
The video traffic identifier videoPid, audio traffic identifier audioPid control descrambler information
Descrambler corresponding to DescramblerID is descrambled and to video to the channel program data for scrambling
Flow data and audio stream data are played out.
2. condition receiving method according to claim 1, it is characterised in that the channel program
Mark includes original network identification onid, transport stream identification tsid, the service identification sid of channel.
3. condition receiving method according to claim 1, it is characterised in that wherein described numeral
Acquired channel letter in the step of television module obtains whole channel informations and control management information
Breath include each channel whether be scrambled channel mark CAMode;
And the step of the digital television module obtains whole channel informations and control management information it
Also include afterwards:
The media player module is identified to digital television module inquiry simultaneously according to the channel program
Obtain the channel whether be scrambled channel mark CAMode, according to the mark CAMode judge
Whether the channel is scrambled channel:
If judging that the channel is not scrambled channel, the media player module in the judgement step
Video traffic identifier videoPid, the audio traffic identifier of the channel are obtained from the digital television module
AudioPid, and it is supplied to the peace chip high to play out;
If judging that the channel is scrambled channel in the judgement step, the media player module from
The digital television module obtain the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Condition reception application identities casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark
emmPid。
4. condition receiving method according to claim 1, wherein, the condition reception application mould
Block, live application module are the application that can be installed or unload in the intelligent operating system.
5. condition receiving method according to claim 1, wherein, in the intelligent operating system
The middle condition reception application module registered is provided as multiple, by different condition reception producers, can
Switched between different condition reception application modules with the viewing demand according to user.
6. a kind of condition receiving system for intelligent operating system, it is characterised in that the system is held
Among the smart machine for being mounted with intelligent operating system, the smart machine includes live application mould to row
Block, condition reception application module, digital television module, media player module, Conditional Access Module,
High peace chip, wherein:
The digital television module, for obtain whole channel program inventories and be supplied to it is described it is live should
Shown with module, and obtained whole channel informations and control management information, the channel information
Including channel program mark, the video traffic identifier videoPid of each channel, audio traffic identifier audioPid,
It is described control management packet include condition reception application identities casId, Entitlement Control Message mark ecmPid,
Entitlement Management Message identifies emmPid;
The live application module, for the zapping instruction in response to user or program play instruction, will
The channel program mark for being switched is sent to the media player module;
The media player module, identifies to the DTV for the channel program acquired in basis
Module obtains the video traffic identifier videoPid of the channel program, audio traffic identifier audioPid, condition and connects
Application identities casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid are received,
And distribute the information Descramblerid of the channel program descrambler to be used, and by the channel
Video traffic identifier videoPid, audio traffic identifier audioPid, condition reception application identities casId,
Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid together sends Conditional Access Module to;
Conditional Access Module, for being selected described according to the condition reception application identities casId for being received
The condition reception matched with the condition reception application identities casId registered in intelligent operating system
Application module, at the same by the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Entitlement Control Message mark ecmPid, Entitlement Management Message mark emmPid and descrambler information
Descramblerid is sent to the condition reception application module;
Condition reception application module, for identifying ecmPid according to the Entitlement Control Message for being obtained, awarding
Power management information mark emmPid obtains corresponding Entitlement Control Message number to the digital television module
According to ecm Data and Entitlement Management Message data emm Data and according in the condition reception application mould
The preset mechanism parsing of block, so as to obtain encryption level key EK1, EK2 and encrypted control word ECW
Video traffic identifier videoPid, audio traffic identifier audioPid together with the channel, descrambler information
Descramblerid is sent to the Conditional Access Module;
The Conditional Access Module, is additionally operable to the encryption level key EK1, EK2, encryption control
Word ECW processed and the video traffic identifier videoPid, audio traffic identifier audioPid and descrambler information
Descramblerid is sent to peace chip high, by the chip of pacifying high according to the encryption level key
EK1, EK2, encrypted control word ECW and the video traffic identifier videoPid, audio traffic identifier
Descrambler specified by audioPid controls descrambler information DescramblerID is to the channel program that scrambles
Data are descrambled and video stream data and audio stream data are played out.
7. condition receiving system according to claim 6, it is characterised in that the channel program
Mark includes original network identification onid, transport stream identification tsid, the service identification sid of channel.
8. condition receiving system according to claim 6, it is characterised in that wherein described numeral
Whole channel informations acquired in television module include each channel whether be scrambled channel mark
CAMode;And
The media player module, is additionally operable to be identified to the DTV mould according to the channel program
Block inquire about and obtain the channel whether be scrambled channel mark CAMode, according to the mark
CAMode judges whether the channel is scrambled channel:
If judging that the channel is not scrambled channel, the media player module in the judgement step
Video traffic identifier videoPid, the audio traffic identifier of the channel are obtained from the digital television module
AudioPid, and it is supplied to the peace chip high to play out;
If judging that the channel is scrambled channel in the judgement step, the media player module from
The digital television module obtain the video traffic identifier videoPid of the channel, audio traffic identifier audioPid,
Condition reception application identities casId, Entitlement Control Message mark ecmPid, Entitlement Management Message mark
emmPid。
9. condition receiving system according to claim 6, wherein, the condition reception application mould
Block, live application module are the application that can be installed or unload in the intelligent operating system.
10. condition receiving system according to claim 6, wherein, in the intelligent operation system
The condition reception application module registered in system is provided as multiple, by different condition reception producers,
Can be switched between different condition reception application modules according to the viewing demand of user.
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CN201510882112.9A CN106851391A (en) | 2015-12-03 | 2015-12-03 | A kind of condition receiving method and system for intelligent operating system |
PCT/CN2016/108263 WO2017092700A1 (en) | 2015-12-03 | 2016-12-01 | Condition receiving method and system for intelligent operating system |
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CN201510882112.9A CN106851391A (en) | 2015-12-03 | 2015-12-03 | A kind of condition receiving method and system for intelligent operating system |
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CN113572797A (en) * | 2020-04-29 | 2021-10-29 | 阿里巴巴集团控股有限公司 | Data processing method, device and system and electronic equipment |
CN114449349B (en) * | 2020-10-30 | 2023-07-25 | 深圳Tcl新技术有限公司 | Program recording method, device, equipment and computer readable storage medium |
CN114666665B (en) * | 2020-12-23 | 2023-08-01 | 深圳Tcl新技术有限公司 | Certificate authentication method, storage medium and television |
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