CN107172469A - Broadcast TV channel switching method and television display device - Google Patents
Broadcast TV channel switching method and television display device Download PDFInfo
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- CN107172469A CN107172469A CN201710451030.8A CN201710451030A CN107172469A CN 107172469 A CN107172469 A CN 107172469A CN 201710451030 A CN201710451030 A CN 201710451030A CN 107172469 A CN107172469 A CN 107172469A
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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]
- H04N21/40—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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/418—External card to be used in combination with the client device, e.g. for conditional access
- H04N21/4181—External card to be used in combination with the client device, e.g. for conditional access for conditional access
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
-
- 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
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
-
- 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
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
-
- 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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44222—Analytics of user selections, e.g. selection of programs or purchase activity
-
- 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
The embodiment of the present invention provides a kind of broadcast TV channel switching method and television display device.This method includes：When detecting the instruction for switching to target channel, obtain the relevant information of target channel, the relevant information of target channel is sent to the webserver, and receive the data of first I frame of the target channel that the webserver is sent according to the relevant information of target channel, according to the picture of the data display target channel of first I frame, realize in channel switch procedure, directly communicated with the webserver, receive the data and display picture of first I frame of the target channel that the webserver is sent, improve the speed of channel switch, reliability is high, and, application is wider.
Description
Technical field
The present invention relates to the communication technology, more particularly to a kind of broadcast TV channel switching method and television display device.
Background technology
With continuing to develop for the communication technology, the image quality and sound quality more and more higher of broadcast TV program.Draw
The raising of face quality and sound quality means that the data rheology of broadcast TV program is big, and this causes television display device in reception
To after data flow, the time of decoding data stream is elongated.Meanwhile, in order to ensure the safety of high-quality broadcast TV program, more
Come more broadcast TV programs TV programme are transmitted by the way of encryption：The processor of television display device receives operator
Data flow after encryption, the data flow after operator is encrypted passes to the Conditional Access Module being arranged in television display device
(Conditional Access Module, CAM) blocks, CAM card ciphertext data streams, and the data flow after decryption is carried out again
Encryption, is sent to the processor of television display device, and the data of CAM card encryptions are passed through in the processor decryption of television display device
Stream.Above mentioned problem result in when broadcast TV channel switches, and channel switch speed is relatively low.In order to improve Consumer's Experience, it is necessary to
Improve channel switch speed.
At present, the television display device of multi channel is played for support, channel switch can be improved in the following manner
Speed：Television display device is prejudged in channel list, the target channel that next user may switch to, to the target
The data flow of channel is decoded in advance, when user determines to need to be switched to the target channel, according to what is decoded in advance
Data flow broadcasting pictures and sound.
But, in aforesaid way, on the one hand need television display device to support to play multi channel, for not possessing the work(
The television display device of energy, it is impossible to channel switch speed is improved using aforesaid way, on the other hand, if the target prejudged
Channel and the channel that user is finally switched to are inconsistent, then can't improve channel switch speed.
The content of the invention
To solve problems of the prior art, the present invention provides a kind of broadcast TV channel switching method and TV is broadcast
Put equipment.
In a first aspect, the embodiment of the present invention provides a kind of broadcast TV channel switching method, including：
When detecting the instruction for switching to target channel, the relevant information of the target channel is obtained；
The relevant information of the target channel is sent to the webserver, and receives the webserver according to described
The data of first I frame of the target channel that the relevant information of target channel is sent；
The picture of target channel according to the data display of first I frame.
In method as implied above, methods described also includes：
Obtain the radio and television priority assignation information of the television display device；
The relevant information by the target channel is sent to the webserver, including：
The relevant information of the target channel and the radio and television priority assignation information of the television display device are sent
To the webserver；
The target channel that the reception webserver is sent according to the relevant information of the target channel
The data of first I frame, including：
If the radio and television priority assignation information meets the preset requirement of the target channel, the network clothes are received
The data of first I frame of the target channel that business device is sent according to the relevant information of the target channel.
In method as implied above, the radio and television priority assignation information of the television display device includes condition receiving
At least one of block mark, the mark of smart card, father and mother's lock configuration information.
In method as implied above, the relevant information of the target channel includes：The primitive network mark of the target channel
Know ONID, transport stream identification TSID and service identifiers SID.
In method as implied above, the relevant information by the target channel is sent to before the webserver, institute
Stating method also includes：
Obtain the link information needed for the connection webserver；
Set up and be connected with the webserver according to the link information.
Second aspect, the embodiment of the present invention also provides a kind of television display device, including：
First acquisition module, for when detecting the instruction for switching to target channel, obtaining the phase of the target channel
Close information；
Sending/receiving module, for the relevant information of the target channel to be sent into the webserver, and receives described
The data of first I frame of the target channel that the webserver is sent according to the relevant information of the target channel；
Display module, the picture for target channel described in the data display according to first I frame.
In television display device as implied above, the television display device also includes：
Second acquisition module, the radio and television priority assignation information for obtaining the television display device；
The sending/receiving module specifically for：By the relevant information of the target channel and the television display device
Radio and television priority assignation information is sent to the webserver, if the radio and television priority assignation information meets the mesh
The preset requirement of channel is marked, then receives the target that the webserver is sent according to the relevant information of the target channel
The data of first I frame of channel.
In television display device as implied above, the radio and television priority assignation information of the television display device includes bar
At least one of part receiving module mark, the mark of smart card, father and mother's lock configuration information.
In television display device as implied above, the relevant information of the target channel includes：The original of the target channel
Beginning network identity ONID, transport stream identification TSID and service identifiers SID.
In television display device as implied above, the television display device also includes：
3rd acquisition module, for the link information needed for the acquisition connection webserver；
Connection establishment module, is connected for being set up according to the link information with the webserver.
Broadcast TV channel switching method and television display device provided in an embodiment of the present invention, switching is detected by working as
To target channel instruction when, obtain target channel relevant information, the relevant information of target channel is sent to network service
Device, and the data of first I frame of the target channel that the webserver is sent according to the relevant information of target channel are received, according to
The picture of the data display target channel of first I frame, is realized in channel switch procedure, and television display device is directly and net
Network server communication, receives the data of first I frame of the target channel that the webserver is sent and the picture of display target channel
Face, on the one hand, when switching, it is not necessary to decoded to data stream, it is another directly according to first I frame display picture
Aspect, the present invention is after detection user is switched to target channel, just to carry out following step, and anticipation is carried out compared to current
Mode, in the absence of the situation of error in judgement, another further aspect, present invention could apply to do not support to play the TV of multi channel
In playback equipment, therefore, broadcast TV channel switching method and device that the present invention is provided improve the speed of channel switch, can
It is high by property, also, application is wider, so that, improve Consumer's Experience.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the signaling interaction diagram of broadcast TV channel switching method embodiment one provided in an embodiment of the present invention；
Fig. 2 is the television interfaces display figure of handoff procedure in embodiment illustrated in fig. 1；
Fig. 3 is the signaling interaction diagram of broadcast TV channel switching method embodiment two provided in an embodiment of the present invention；
The schematic diagram for the broadcast TV channel switching method application scenarios that Fig. 4 provides for embodiment illustrated in fig. 3；
Fig. 5 is the television interfaces display figure of setting father and mother's lock in embodiment illustrated in fig. 3；
Fig. 6 is the structural representation of television display device embodiment one provided in an embodiment of the present invention；
Fig. 7 is the structural representation of television display device embodiment two provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " in description and claims of this specification and above-mentioned accompanying drawing and "
The (if present)s such as four " are for distinguishing similar object, without for describing specific order or precedence.It should manage
The data that solution is so used can be exchanged in the appropriate case, so as to embodiments of the invention described herein can with except
Here the order beyond those for illustrating or describing is implemented.In addition, term " comprising " and " having " and their any deformation,
It is intended to that covering is non-exclusive to be included, for example, containing the process of series of steps or unit, method, system, product or setting
Standby those steps or the unit for being not necessarily limited to clearly list, but may include not list clearly or for these mistakes
The intrinsic other steps of journey, method, product or equipment or unit.
Broadcast TV channel switching method provided in an embodiment of the present invention can be broadcast by the TV with network communications capability
Put equipment execution., it is necessary to carry out channel switch during user watches TV programme on television display device, to watch not
The TV programme that same channel is played.In current television channel handoff procedure, when there is anticipation mistake, it is impossible to improve channel
Switch speed, in addition, for do not support play multi channel television display device can not also improve the switch speed of channel.
The embodiment of the present invention provides a kind of broadcast TV channel switching method, it is intended to solve the problem.
Broadcast TV channel switching method provided in an embodiment of the present invention, the finger for switching to target channel is detected by working as
When making, the relevant information of target channel is obtained, the relevant information of target channel the webserver is sent to, and receive network clothes
The data of first I frame of the target channel that business device is sent according to the relevant information of target channel, according to the data of first I frame
The picture of display target channel, is realized in channel switch procedure, and television display device directly communicates with the webserver, connects
Receive the data of first I frame of the target channel that the webserver is sent and the picture of display target channel, on the one hand, occurring
During switching, it is not necessary to which data stream is decoded, directly according to first I frame display picture, on the other hand, the present invention is in inspection
Survey user to be switched to after target channel, just carry out following step, compared to the current mode for carrying out anticipation, in the absence of judgement
In the situation of error, another further aspect, the television display device present invention could apply to not support to play multi channel, therefore,
The broadcast TV channel switching method that the present invention is provided improves the speed of channel switch, and reliability is high, also, application compared with
Extensively, so that, improve Consumer's Experience.
Technical scheme is described in detail with specific embodiment below.These specific implementations below
Example can be combined with each other, and may be repeated no more for same or analogous concept or process in some embodiments.
Fig. 1 is the signaling interaction diagram of broadcast TV channel switching method embodiment one provided in an embodiment of the present invention.Such as Fig. 1
Shown, broadcast TV channel switching method provided in an embodiment of the present invention comprises the following steps：
S101：When detecting the instruction for switching to target channel, the relevant information of target channel is obtained.
Specifically, user can by remote control, the touch-screen of television display device, be installed on the application journey of terminal device
Sequence (Application, APP) or the mode set in advance trigger the instruction for switching to target channel.
In a kind of implementation, user triggers the instruction for switching to target channel by remote control, and user can press distant
The corresponding button of channel switch on device is controlled, for example, it may be channel "+" key, channel "-" key or target channel is corresponding presses
Key.When television display device receives the instruction for switching to target channel that user is triggered by remote control, determine that user needs
Switching channels are wanted, the relevant information of target channel is obtained.
In another implementation, user switches to the finger of target channel by the touch-screen triggering of television display device
Order, user can click on the corresponding touch area of channel switch.Triggered when television display device receives user by touch-screen
The instruction for switching to target channel when, determine that user needs switching channels, obtain the relevant information of target channel.
In another implementation, APP triggering of the user by being installed on terminal device switches to the instruction of target channel,
User can click on the corresponding position of channel switch in APP interface, or, input the title of target channel.When TV is broadcast
When putting equipment and receiving the channel switching information of terminal device transmission, determine that user needs switching channels, obtain target channel
Relevant information.
In another implementation, the target channel that user can be switched by setting television display device to need in advance
Mode triggers the instruction for switching to target channel.For example, in one day 8:When 00, user is arranged on the same day in television display device
19:When 45, A channels are switched to.Television display device can preserve the configuration information.Then, when being arrived at the time of user is set,
Television display device judges whether current channel is A channels, if it is not, then determining that user needs switching channels, obtains target
The relevant information of channel A channels.
Television display device can obtain the relevant information of all channels after start completes tuning, and by these channels
Relevant information stored.Exemplarily, television display device can be stored in forms such as database or configuration files
Memory in.The mode that television display device obtains the relevant information of target channel can be that the target is read from memory
The relevant information of channel.
The relevant information of target channel in the embodiment of the present invention refers in a network can be with the letter of the unique mark channel
Breath.Optionally, the relevant information of target channel can be original network identification (the Original Network of target channel
Identification, ONID), transport stream identification (Transport Stream Identification, TSID) and service
Identify (Service Identification, SID), i.e., a channel is determined by way of three-level is described.Wherein, ONID tables
What is shown is the mark of the network belonging to the channel, and for different operators, ONID is different；TSID represents the mark of physics frequency
Know, multiple channels can be carried on a physics frequency；What SID was represented is the specific channel in physics frequency.
S102：The relevant information of target channel is sent to the webserver, and receives the webserver according to target frequency
The data of first I frame of the target channel that the relevant information in road is sent.
Specifically, the form that television display device can arrange according to it with the webserver, by the correlation of target channel
Information is sent to the webserver.
Connection between television display device and the webserver is set up or is detecting use in advance
Family is switched to what is set up during target channel.
If the connection between television display device and the webserver is to detect the instruction that switches to target channel
Shi Jianli's, then, before S102, it is connected to realize to set up with the webserver, television display device needs to obtain first
The link information needed for the webserver is connected, afterwards, is set up and is connected with the webserver according to the link information.It is exemplary
Ground, link information can be procotol, the Internet protocol of the webserver (Internet Protocol, IP) address with
And the port numbers of the webserver.Here procotol can be HTTP (HyperText Transfer
Protocol, HTTP), or, transmission control protocol (Transmission Control Protocol, TCP).Getting
After link information, television display device can be set up and be connected according to the regulation of different agreement with the webserver.For example, working as
When procotol is TCP, television display device can be set up with the webserver by " three-way handshake " mode and is connected.
The mode that television display device obtains link information has following several：
First way：Television display device obtains link information from the configuration file prestored.In configuration file
Including the link information.This implementation is to shift to an earlier date preset link information in television display device.The second way：TV
Playback equipment receives the configuration file of webserver broadcast, and link information is obtained from configuration file.This implementation is
During television display device works, in the form of broadcast, send configuration file, television display device is receiving configuration
After file, link information is therefrom obtained.
Be stored with the embodiment of the present invention, in the webserver each channel real-time frame data.The present invention is implemented
In example, television display device can be set up with the webserver by cable network or wireless network and is connected.
The webserver is after the relevant information of target channel of television display device transmission is received, according to target channel
Relevant information determine target channel first I frame data, and the data of first I frame of target channel are sent to electricity
Depending on playback equipment.
Optionally, many machines can be set in the webserver, the data of the real-time frame of all channels are stored.Network
Server is after the relevant information of target channel is received, according to the mark, from the corresponding target channel of the mark that is stored with
The data of current first I frame are obtained in the machine of the data of frame.I frames in the embodiment of the present invention be properly termed as again image frame or
Key frame, it is different from reference frame, can be used for broadcasting pictures.
In a kind of implementation, the webserver only sends the number of first I frame of target channel to television display device
According to.
In another implementation, television display device is sending the same of the relevant information of target channel to the webserver
When, the quantity for the I frames for needing to ask can be sent to the webserver.Then, the webserver is receiving the phase of target channel
After the quantity for the I frames for closing information and request, the data of the I frames of quantity indicated by television display device can be obtained.In order to enter
One step saves switching time, and the webserver sends the data to TV after the data of first I frame are got, immediately and broadcast
Put equipment.The data of remaining I frame, once can all send after the data of first I frame are sent to, can also be by several times
Send.
In another implementation, television display device and the webserver can arrange the quantity of the I frames of acquiescence in advance.
Then, the webserver can obtain the data of the I frames of default amount after the relevant information of target channel is received.
S103：According to the picture of the data display target channel of first I frame.
Specifically, television display device is after the data of first I frame of webserver transmission are received, according to this
The data of one I frame are shown on a display screen.Now, television display device need not be decoded, it is only necessary to parse the I frames
Data can display picture.The picture is the picture for the TV programme that target channel is currently played.It is understood that
In order to not influence not include audio-frequency information in the continuity of sound, the data of first I frame.
It should be noted that the mode that normal channel is played in following steps is concurrently carried out with S101：1st, when detecting
When switching to the instruction of target channel, television display device obtains the information required for target channel distribution, for example, frequency,
Modulation system, the information such as symbol rate；2nd, according to the information such as the frequency determined in 1, locked frequency point；3rd, request program contingency table
(Program Association Table, PAT)；4th, obtain after PAT, then request program mapping table (Program Map
Table, PMT)；Whether the 5th, judge actual program is ciphered program；If the 6th, ciphered program, and by the CAM cards branch in television set
If holding, then code stream is imported CAM cards by television processor；7th, PMT is sent to CAM cards；8th, CAM cards are by the code stream after decryption
Television processor is passed to after encrypting again；9th, television processor decryption TV programme；10th, program decoding is completed.TV
Playback equipment after by the data display of first I frame, if its from web server requests the data of one I frame,
Television display device continues that the picture and sound of the target channel determined in the way of normal channel is played is presented.
It should be noted that Program refers to " channel " involved in the embodiment of the present invention, it is translated into " section
Mesh ", in above process, " channel " and " program " represent identical implication.
Fig. 2 is the television interfaces display figure of handoff procedure in embodiment illustrated in fig. 1.As shown in Fig. 2 user is in viewing channel
31, after the instruction of target channel 33 is switched to by the triggering of remote control 32, television display device 30 performs S101-S103, it
Afterwards, television display device 30 commences play out the picture determined according to the data of first I frame of target channel 33.During this,
The button for pressing remote control 32 from user commences play out the picture of target channel 33 to television display device 30, and process is very short,
Channel switch speed.
Broadcast TV channel switching method provided in an embodiment of the present invention, the finger for switching to target channel is detected by working as
When making, the relevant information of target channel is obtained, the relevant information of target channel the webserver is sent to, and receive network clothes
The data of first I frame of the target channel that business device is sent according to the relevant information of target channel, according to the data of first I frame
The picture of display target channel, is realized in channel switch procedure, and television display device directly communicates with the webserver, connects
Receive the data of first I frame of the target channel that the webserver is sent and the picture of display target channel, on the one hand, occurring
During switching, it is not necessary to which data stream is decoded, directly according to first I frame display picture, on the other hand, the present invention is in inspection
Survey user to be switched to after target channel, just carry out following step, compared to the current mode for carrying out anticipation, in the absence of judgement
In the situation of error, another further aspect, the television display device present invention could apply to not support to play multi channel, therefore,
The broadcast TV channel switching method that the present invention is provided improves the speed of channel switch, and reliability is high, also, application compared with
Extensively, so that, improve Consumer's Experience.
Fig. 3 is the signaling interaction diagram of broadcast TV channel switching method embodiment two provided in an embodiment of the present invention.Fig. 4 is
The schematic diagram for the broadcast TV channel switching method application scenarios that embodiment illustrated in fig. 3 is provided.As shown in figure 4, of the invention real
In the application scenarios for applying example, there is two kinds of server in the server side of operator：Data flow broadcasting server 11 and net
Network server 12.Both servers are connected with each other.In television channel playing process, television display device 13 receives data flow
The data flow for the channel that the user that broadcasting server 11 is broadcasted is watching, to being played after the data stream.Occurring channel
During switching, television display device 13 can communicate with the webserver 12, obtain the data of first I frame of target channel, and
Play out.At the same time, television display device 13 can also receive the target channel of the broadcast of data flow broadcasting server 11
Data flow.After the completion of switching, television display device is by the data of the target channel received from data flow broadcasting server 11
Played after stream decoding.
The embodiment of the present invention is described in detail on the basis of embodiment illustrated in fig. 1 to making one the step of other.Such as Fig. 3 institutes
Show, broadcast TV channel switching method provided in an embodiment of the present invention comprises the following steps：
S301：When detecting the instruction for switching to target channel, the relevant information of target channel is obtained.
S301 is similar with S101 implementation process and technical principle, and here is omitted.
S302：Obtain the radio and television priority assignation information of television display device.
Specifically, radio and television priority assignation information includes Conditional Access Module mark (CAM ID), the mark of smart card
At least one of (Smart Card Identification) and father and mother lock configuration information.
If target channel is pay channel, it needs to be determined that whether television display device can play the target channel.
The mark of CAM ID and/or smart card is obtained to determine whether television display device can play target channel.Televise and set
It is standby to directly read the mark of CAM ID and/or smart card.
User is in order to limit the authority that other users watch channel, for example, in order to not allow minor to watch some channels,
Father and mother's lock can be opened, and sets father and mother to lock configuration information simultaneously.Here father and mother's lock configuration information can be the age.The age
As user needs the age of the other users limited.Television display device is stored the age.
Fig. 5 is the television interfaces display figure of setting father and mother's lock in embodiment illustrated in fig. 3.As shown in figure 5, in interface 501,
User's selection father and mother's lock is opened.Meanwhile, input father and mother's lock configuration information, i.e. age.Exemplarily, the year that user inputs in Fig. 5
Age is 15 years old.
Television display device can directly read the father and mother's lock configuration information pre-set when judging father and mother's lock unlatching.
S303：The radio and television priority assignation information of the relevant information of target channel and television display device is sent to net
Network server.
Specifically, similar with S102, the connection between television display device and the webserver can be set up in advance,
It can also be set up when detecting the instruction for switching to target channel.
If the connection between television display device and the webserver is to detect the instruction that switches to target channel
Shi Jianli's, then, before S303, it is connected to realize to set up with the webserver, television display device needs to obtain first
The link information needed for the webserver is connected, afterwards, is set up and is connected with the webserver according to the link information.
Television display device can use Tag-Length-Value (tag-length-value) mode by the phase of target channel
The radio and television priority assignation information for closing information and television display device is packaged.Table 1 is a kind of signal table of packaged type.
A kind of signal table of the packaged type of table 1
As shown in table 1, the tag of the relevant information of target channel is fixed value 0x10, is represented with 8 bits；Mark
Length is represented with 8 bits；ONID represents that TSID is represented with 16 bits with 16 bits, and SID is with 16 bits
Represent.The tag of the mark of CAMID and/or smart card in radio and television priority assignation information is fixed value 0x20, with 8 ratios
Special position is represented；The length of mark is represented with 8 bits.When father and mother's lock is opened, the tag at age is fixed value 0x30, with 8 ratios
Special position is represented.
S304：The webserver is when it is determined that radio and television priority assignation information meets the preset requirement of target channel, root
The data of first I frame of target channel are sent to television display device according to the relevant information of target channel.
Specifically, included below with radio and television priority assignation information：CAM ID, the mark of smart card and father and mother's lock are set
Information is illustrated.Here preset requirement refers to play right and limitation age.
The webserver can be according to the signing information and the mark of CAM ID and smart card of user, it is determined that televising
Whether equipment has permission broadcasting target channel.Signing information includes the channel that the television display device can be played.It is determined that
Have permission after broadcasting target channel, determine that father and mother lock configuration information, i.e. whether the age that user is set is more than the limit of target channel
Age processed.For example, the limitation age of target channel is 16 years old, the age that user is set is 15 years old, it is determined that now can not be by mesh
The data for marking first I frame of channel are sent to television display device.It is determined that the age be more than limitation the age after, according to target frequency
The relevant information in road determines the data of first I frame of target channel, and is sent to television display device.
, can be to television display device if the webserver determines that television display device does not have authority broadcasting target channel
Send the information that lack of competence is played.Television display device can show that " lack of competence is seen after the information is got on screen
See " word to remind user.
S305：If radio and television priority assignation information meets the preset requirement of target channel, webserver root is received
The data of first I frame of the target channel sent according to the relevant information of target channel.
S306：According to the picture of the data display target channel of first I frame.
S306 is similar with S103 implementation process and technical principle, and here is omitted.
It should be noted that the mode that the normal channel described in embodiment illustrated in fig. 1 is played concurrently is entered with S301
OK.Because in the embodiment of the present invention, the mode that S301 is played with normal channel is concurrently carried out, then in handoff procedure, TV
Playback equipment can obtain first I frame of target channel in the way of S301-S303 and S305-S306 from the webserver
Data, shift to an earlier date the picture of display target channel according to the data of first I frame.At the same time, television display device can also be by
The mode played according to normal channel obtains the code stream of target channel from data flow broadcasting server.According to first I frame
Show after the picture of target channel, if only requested from the webserver after an I frame data, may proceed to according to just
The mode that normal channel is played decodes the code stream of target channel, plays the picture and sound of target channel.Ensureing target channel
Picture normally display on the basis of, the picture of target channel can be presented in advance in channel switch, channel switch is shortened
Time.For a user, the time for the picture that target channel is watched in channel switch procedure is shortened, so that, improve
Consumer's Experience.
Broadcast TV channel switching method provided in an embodiment of the present invention, the finger for switching to target channel is detected by working as
When making, the relevant information of target channel is obtained, the radio and television priority assignation information of television display device is obtained, by target channel
Relevant information and radio and television priority assignation information be sent to the webserver, if radio and television priority assignation information meets mesh
The preset requirement of channel is marked, then receives first of the target channel that the webserver is determined according to the relevant information of target channel
The data of I frames, according to the picture of the data display target channel of first I frame, realize the webserver it is determined that TV is broadcast
When the radio and television priority assignation information for putting equipment meets the preset requirement of target channel, just target is sent to television display device
The data of first I frame of channel, are easy to broadcasting of the operator to target channel to be managed, so that, further increase use
Experience at family.
Fig. 6 is the structural representation of television display device embodiment one provided in an embodiment of the present invention.As shown in fig. 6, this
The television display device that inventive embodiments are provided includes module：First acquisition module 61, sending/receiving module 62 and display module
63。
First acquisition module 61, for when detecting the instruction for switching to target channel, obtaining the correlation of target channel
Information.
Sending/receiving module 62, for the relevant information of target channel to be sent into the webserver, and receives network clothes
The data of first I frame of the target channel that business device is sent according to the relevant information of target channel.
Display module 63, the picture for the data display target channel according to first I frame.
Optionally, when television display device is to detect the instruction for switching to target channel, built with the webserver
Vertical connection, then the television display device also includes：3rd acquisition module 64, for the connection needed for the acquisition connection webserver
Information；Connection establishment module 65, is connected for being set up according to link information with the webserver.Wherein, the 3rd acquisition module 64
Specifically for：Link information is obtained from the configuration file prestored；Or, receive the configuration text of webserver broadcast
Part, obtains link information from configuration file.
Optionally, the relevant information of target channel includes：ONID, TSID and SID.
Television display device provided in an embodiment of the present invention is particularly used in the method performed in embodiment illustrated in fig. 1, its
Implementation process is similar with technical principle, and here is omitted.
Television display device provided in an embodiment of the present invention, by setting the first acquisition module, switching is detected for working as
To target channel instruction when, obtain target channel relevant information, sending/receiving module, for by target channel correlation believe
Breath is sent to the webserver, and receives the first of the target channel that the webserver is sent according to the relevant information of target channel
The data of individual I frames, display module, for the picture of the data display target channel according to first I frame, is realized and cut in channel
During changing, television display device directly communicates with the webserver, receives the first of the target channel that the webserver is sent
The data of individual I frames and the picture of display target channel, on the one hand, when switching, it is not necessary to decoded to data stream, directly
Connect according to first I frame display picture, on the other hand, the television display device in the present invention is to be switched to target in detection user
After channel, following step is just carried out, compared to the current mode for carrying out anticipation, in the absence of the situation of error in judgement, further
Television display device in aspect, the present invention can be the television display device for not supporting to play multi channel, therefore, the present invention
The television display device of offer improves the speed of channel switch, and reliability is high, so that, improve Consumer's Experience.
Fig. 7 is the structural representation of television display device embodiment two provided in an embodiment of the present invention.The present embodiment be
On the basis of embodiment illustrated in fig. 6, other modules included to television display device make a detailed description.As shown in fig. 7, this hair
The television display device that bright embodiment is provided also includes：Second acquisition module 71.
Second acquisition module 71, the radio and television priority assignation information for obtaining television display device.
Optionally, the radio and television priority assignation information of television display device includes：CAM ID, the mark of smart card and
At least one of father and mother's lock configuration information.
Correspondingly, sending/receiving module 62 specifically for：By the wide of the relevant information of target channel and television display device
Broadcast TV priority assignation information and be sent to the webserver, if radio and television priority assignation information meets the default of target channel and wanted
Ask, then receive the data of first I frame of the target channel that the webserver is sent according to the relevant information of target channel.
Television display device provided in an embodiment of the present invention is particularly used in televise in execution embodiment illustrated in fig. 3 and set
The standby method performed, its implementation process is similar with technical principle, and here is omitted.
Television display device provided in an embodiment of the present invention, by setting the second acquisition module, televises for obtaining
The radio and television priority assignation information of equipment, sending/receiving module is by the relevant information of television display device and radio and television authority
Configuration information is sent to the webserver, if radio and television priority assignation information meets the preset requirement of target channel, receives
The data of first I frame of the target channel that the webserver is determined according to the relevant information of target channel, realize network clothes
Device be engaged in when it is determined that the radio and television priority assignation information of television display device meets the preset requirement of target channel, just to TV
Playback equipment sends the data of first I frame of target channel, is easy to broadcasting of the operator to target channel to be managed, from
And, further increase Consumer's Experience.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above-mentioned each method embodiment can lead to
The related hardware of programmed instruction is crossed to complete.Foregoing program can be stored in a computer read/write memory medium.The journey
Sequence upon execution, performs the step of including above-mentioned each method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of broadcast TV channel switching method, applied to television display device, it is characterised in that including：
When detecting the instruction for switching to target channel, the relevant information of the target channel is obtained；
The relevant information of the target channel is sent to the webserver, and receives the webserver according to the target
The data of first I frame of the target channel that the relevant information of channel is sent；
The picture of target channel according to the data display of first I frame.
2. according to the method described in claim 1, it is characterised in that methods described also includes：
Obtain the radio and television priority assignation information of the television display device；
The relevant information by the target channel is sent to the webserver, including：
The radio and television priority assignation information of the relevant information of the target channel and the television display device is sent to institute
State the webserver；
It is described to receive the first of the target channel that the webserver is sent according to the relevant information of the target channel
The data of individual I frames, including：
If the radio and television priority assignation information meets the preset requirement of the target channel, the webserver is received
The data of first I frame of the target channel sent according to the relevant information of the target channel.
3. method according to claim 2, it is characterised in that the radio and television priority assignation information of the television display device
Including at least one of condition receiving block identification, the mark of smart card, father and mother's lock configuration information.
4. method according to claim 1 or 2, it is characterised in that the relevant information of the target channel includes：The mesh
Mark original network identification ONID, transport stream identification TSID and the service identifiers SID of channel.
5. method according to claim 1 or 2, it is characterised in that the relevant information by the target channel is sent
Before the webserver, methods described also includes：
Obtain the link information needed for the connection webserver；
Set up and be connected with the webserver according to the link information.
6. a kind of television display device, it is characterised in that including：
First acquisition module, the related letter for when detecting the instruction for switching to target channel, obtaining the target channel
Breath；
Sending/receiving module, for the relevant information of the target channel to be sent into the webserver, and receives the network
The data of first I frame of the target channel that server is sent according to the relevant information of the target channel；
Display module, the picture for target channel described in the data display according to first I frame.
7. television display device according to claim 6, it is characterised in that the television display device also includes：
Second acquisition module, the radio and television priority assignation information for obtaining the television display device；
The sending/receiving module specifically for：By the broadcast of the relevant information of the target channel and the television display device
TV priority assignation information is sent to the webserver, if the radio and television priority assignation information meets the target frequency
The preset requirement in road, then receive the target channel that the webserver is sent according to the relevant information of the target channel
First I frame data.
8. television display device according to claim 7, it is characterised in that the radio and television power of the television display device
Limiting configuration information includes at least one of condition receiving block identification, the mark of smart card, father and mother's lock configuration information.
9. the television display device according to claim 6 or 7, it is characterised in that the relevant information bag of the target channel
Include：Original network identification ONID, transport stream identification TSID and the service identifiers SID of the target channel.
10. the television display device according to claim 6 or 7, it is characterised in that the television display device also includes：
3rd acquisition module, for the link information needed for the acquisition connection webserver；
Connection establishment module, is connected for being set up according to the link information with the webserver.
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| CN201710451030.8A CN107172469A (en) | 2017-06-15 | 2017-06-15 | Broadcast TV channel switching method and television display device |
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Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Applicant after: Hisense Video Technology Co., Ltd Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Applicant before: HISENSE ELECTRIC Co.,Ltd. |
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