CN108737901B - IPTV channel list generation and use method and system - Google Patents
IPTV channel list generation and use method and system Download PDFInfo
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- CN108737901B CN108737901B CN201810791770.0A CN201810791770A CN108737901B CN 108737901 B CN108737901 B CN 108737901B CN 201810791770 A CN201810791770 A CN 201810791770A CN 108737901 B CN108737901 B CN 108737901B
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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
- H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
- H04N21/4586—Content update operation triggered locally, e.g. by comparing the version of software modules in a DVB carousel to the version stored locally
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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
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
- H04N21/4825—End-user interface for program selection using a list of items to be played back in a given order, e.g. playlists
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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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/633—Control signals issued by server directed to the network components or client
- H04N21/6332—Control signals issued by server directed to the network components or client directed to client
- H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
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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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
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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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/6437—Real-time Transport Protocol [RTP]
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/8126—Monomedia components thereof involving additional data, e.g. news, sports, stocks, weather forecasts
Abstract
The invention discloses a method and a system for generating and using an IPTV channel list, and relates to the field of playing of IPTV video terminals. The method comprises the following steps: s1: after the IPTV video terminal and the server are successfully authenticated, the IPTV video terminal monitors whether channel list information sent by the server is received, and if so, a playing address of each channel in the channel list information is stored; otherwise, according to the stored playing address, playing the live program of the corresponding channel. After the IPTV video terminal and the server are successfully authenticated, the playing address of each channel in the channel list information issued by the server is stored; and when the IPTV video terminal can not access the server, the live program of the corresponding channel can be played through the stored playing address. Therefore, when the IPTV video terminal can not access the server, the invention can still ensure that the user can normally watch the live program, thereby obviously improving the user experience.
Description
Technical Field
The invention relates to the field of playing of IPTV video terminals, in particular to a method and a system for generating and using an IPTV channel list.
Background
The existing method for playing live programs by an IPTV (Internet Protocol Television) video terminal is as follows: the IPTV video terminal is connected with a service end (the service end is an IPTV service management platform which is mainly used for 1, managing users, services and products in the IPTV service, 2, accessing authentication of terminal service, 3, issuing information such as service addresses, channel lists and the like), and after the authentication is finished, the service end issues the channel lists to the IPTV video terminal; after the IPTV video terminal analyzes the channel list to obtain the broadcast address of the channel, the broadcast address is used for accessing the streaming media server to broadcast the live program of the corresponding channel.
However, when the server is in an abnormal state (for example, the server cannot work normally due to downtime), the IPTV video terminal cannot access the server, and thus cannot acquire the channel list from the server, and at this time, even if the streaming media server works normally, the user cannot acquire the broadcast address corresponding to the channel list, and thus cannot watch live programs.
Disclosure of Invention
Aiming at the defects in the prior art, the invention solves the technical problems that: when the IPTV video terminal can not access the service end, how to enable the user to normally watch the live program.
In order to achieve the above object, the IPTV channel list generating and using method provided by the present invention comprises the following steps:
s1: after the IPTV video terminal and the server are successfully authenticated, the IPTV video terminal monitors whether channel list information sent by the server is received, if so, the S2 is turned to, and if not, the S3 is turned to;
s2: the IPTV video terminal stores the play address of each channel in the channel list information;
s3: and the IPTV video terminal plays the live program of the corresponding channel according to the stored playing address.
On the basis of the above technical solution, in S1, the channel list information includes broadcast information of each channel, and the broadcast information includes a channel identification code and a broadcast address; on this basis, the process of the IPTV video terminal storing the broadcast address of each channel in the channel list information in S2 includes:
s201: the IPTV video terminal acquires the playing information of all effective channels in the channel list information and turns to S202;
s202: the IPTV video terminal determines whether all the playing information obtained in S201 is the same as the information in the locally stored playing file, if so, S2 is ended; otherwise, all the playing information acquired in S201 is overwritten to the locally stored playing file, and S2 ends.
On the basis of the above technical solution, the channel list information in S1 further includes a total number of channels, and the flow of S201 includes: the IPTV video terminal receives the playing information of each channel in the channel list information, and the number of the received channels is plus 1 after 1 playing information is received; when the number of received channels is the same as the total number of channels, the process goes to S202.
On the basis of the above technical solution, the process of S202 includes: forming a play array by all the play information acquired in the S201, calculating an MD5 value of the play array, judging whether the current MD5 value is the same as the MD5 value stored locally, if so, ending the S2; otherwise, all the playing information acquired in the step S201 is overwritten to the locally stored playing file, the MD5 value calculated according to all the playing information acquired in the step S201 is saved, and the step S2 is ended.
On the basis of the above technical solution, the playing information of each channel of the channel list information in S1 further includes a channel name and a channel number, and on this basis, the flow of S3 includes:
s301: the IPTV video terminal displays the channel number and the channel name of each channel in the playing file, and turns to S302;
s302: when the IPTV video terminal monitors a watching signal of a corresponding channel, after searching the playing information of the channel in the playing file, the playing address in the playing information is obtained, and the live program of the channel is played according to the playing address.
The IPTV channel list generation and use system comprises a channel list receiving module, a play address storage module and a local play module, wherein the channel list receiving module, the play address storage module and the local play module are arranged on an IPTV video terminal;
the channel list receiving module is used for: the method comprises the steps that authentication is carried out on a server side, after the authentication is successful, whether channel list information sent by the server side is received or not is monitored, if yes, a playing address storage signal is sent to a playing address storage module, and if not, a local playing signal is sent to a local playing module;
the play address storage module is used for: after receiving the broadcast address storage signal, storing the broadcast address of each channel in the channel list information;
the local play module is used for: and receiving a local playing signal, and playing the live program of the corresponding channel according to the playing address stored by the playing address storage module.
On the basis of the technical scheme, the channel list information in the channel list receiving module comprises the playing information of each channel, and the playing information comprises a channel identification code and a playing address; on this basis, the work flow of the play address storage module comprises:
play address storage 01: acquiring playing information of all effective channels in the channel list information;
the play address storage 02 judges whether all the acquired play information is the same as the information in the locally stored play file, if so, the work is finished; otherwise, all the acquired playing information is covered to the locally stored playing file, and the work is finished.
On the basis of the above technical solution, the channel list information in the channel list receiving module further includes a total number of channels, and the flow of the play address storage 01 includes: receiving the playing information of each channel in the channel list information, and after receiving 1 piece of playing information, receiving the channel number by + 1; when the number of the received channels is the same as the total number of the channels, the process of the broadcast address storage module 02 is performed.
On the basis of the above technical solution, the flow of the play address storage module 02 includes: forming a play array by using all the acquired play information, calculating the MD5 value of the play array, judging whether the current MD5 value is the same as the MD5 value stored locally, and if so, finishing the work; otherwise, all the acquired playing information is covered to the locally stored playing file, and the MD5 value calculated according to all the acquired playing information is saved, so that the work is completed.
On the basis of the above technical solution, the playing information of each channel of the channel list information in the channel list receiving module further includes a channel name and a channel number, and on this basis, the work flow of the local playing module includes:
the local play module 01: displaying the channel number and the channel name of each channel in the playing file;
the local play module 02: when the watching signal of the corresponding channel is monitored, after the playing information of the channel is searched in the playing file, the playing address in the playing information is obtained, and the live program of the channel is played according to the playing address.
Compared with the prior art, the invention has the advantages that:
(1) referring to S1 to S3 of the method of the present invention, after the IPTV video terminal and the server are successfully authenticated, the play address of each channel in the channel list information sent by the server is stored; and when the IPTV video terminal can not access the server, the streaming media server can be directly accessed to play the live program of the corresponding channel through the stored playing address. Therefore, when the IPTV video terminal can not access the server, the invention can still ensure that the user can normally watch the live program, thereby obviously improving the user experience.
(2) Referring to S201 of the method of the present invention, when the IPTV video terminal receives the channel list information issued by the server, the invalid channel can be excluded, so that the situation that the user cannot watch the invalid channel when clicking the invalid channel is avoided, and the user experience is further improved. Meanwhile, referring to S202 of the method of the present invention, the present invention adds a new channel in a direct overlay manner, which simplifies the operation process, avoids comparing and adding new channels one by one, and further improves the working efficiency of the IPTV video terminal.
Drawings
Fig. 1 is a flowchart of an IPTV channel list generation and use method according to the present invention;
fig. 2 is a flowchart illustrating an IPTV channel list updating and using method according to an eighth embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, the IPTV channel list generating and using method in the embodiment of the present invention includes the following steps:
s1: after the IPTV video terminal and the server are successfully authenticated, the IPTV video terminal monitors whether the channel list information sent by the server is received, if so, the process goes to S2, otherwise, the IPTV video terminal cannot access the server, and the process goes to S3.
S2: the IPTV video terminal plays the live program of the corresponding channel according to the playing address of each channel in the channel list information; meanwhile, the IPTV video terminal stores the play address of each channel in the channel list information.
S3: and the IPTV video terminal plays the live program of the corresponding channel according to the stored playing address.
The process according to the invention is illustrated below by means of eight examples.
The first embodiment is as follows:
the successful authentication process between the IPTV video terminal and the service end in S1 includes: the IPTV video terminal initiates an authentication request to the server and obtains a response of the server (the response mode is that the server returns an authentication page with an entry token), and uploads an authentication character string generated by password to the server; and after the server side verifies the authentication character string, returning authentication success information to the IPTV.
Example two:
the channel list information issued by the server in S1 includes the broadcast information of each channel, and the broadcast information includes the channel identification code and the broadcast address; on this basis, the process of the IPTV video terminal storing the broadcast address of each channel in the channel list information in S2 includes:
s201: the IPTV video terminal acquires the playing information of all effective channels in the channel list information and turns to S202; the purpose of this step is: and invalid channels are eliminated, so that the situation that the user cannot watch the channels when clicking the invalid channels is avoided, and the user experience is further improved.
S202: the IPTV video terminal determines whether all the playing information obtained in S201 is the same as the information in the locally stored playing file (if the playing file has no information, the method is used for the first time, and is inevitably different at this time), if so, it is verified that no new channel is added, and at this time, S2 is ended; otherwise, it is proved that a new channel is added, and at this time, in order to simplify the operation flow and avoid comparing and adding new channels one by one, all the playing information obtained in S201 is directly overwritten to the locally stored playing file (i.e., all the data in the playing file is replaced), and S2 is ended.
Example three:
on the basis of the second embodiment, when the live communication mode is unicast, the determination criteria of the effective channel in S201 are: the playing address of the channel adopts RTSP (Real Time Streaming Protocol) or HLS (HTTP Live Streaming, Streaming media network transmission Protocol based on HTTP); when the live communication mode is multicast, the determination criteria of the effective channel in S201 are: the playing address of the channel adopts UDP (User data Protocol), IGMP (Internet Group Management Protocol) or RTP (Real-time Transport Protocol), and the IP of the playing address is legal (i.e. within the range of the specification).
Example four:
on the basis of the second embodiment, the channel list information sent by the service end in S1 further includes a total number of channels, and the process of S201 includes: the IPTV video terminal receives the playing information of each channel in the channel list information, and the number of the received channels is plus 1 when 1 playing information is received; after the broadcast information of all channels is received, judging whether the number of the received channels is the same as the total number of the channels (in principle, the number of the received channels is only possibly less than or equal to the total number of the channels and is not possibly greater than the total number of the channels), if so, indicating that all the channel information in the channel list information issued by the server is received, and turning to S202; otherwise, it indicates that the channel information needs to be continuously received, and then goes to S201 to receive the remaining channel information.
Example five:
on the basis of the second embodiment, the process of S202 includes: forming a play array by all the play information acquired in the step S201 (each element in the play array represents the play information of one channel), calculating an MD5(Message-Digest Algorithm, fifth version) value of the play array, determining whether the current MD5 value is the same as the locally stored MD5 value, if so, ending the step S2; otherwise, all the playing information acquired in the step S201 is overwritten to the locally stored playing file, the MD5 value calculated according to all the playing information acquired in the step S201 is saved, and the step S2 is ended.
Example six:
on the basis of the second embodiment, the playing information of each channel of the channel list information in S1 further includes a channel name and a channel number, and on this basis, the flow of S3 includes:
s301: the IPTV video terminal displays the channel number and the channel name of each channel in the playing file in a list form, and the display mode is as follows: the playing information of each channel is sorted by taking the channel number as a keyword, the corresponding channel name is displayed after each channel number, and the process goes to S302.
S302: when the IPTV video terminal monitors that a user sends a watching signal of a corresponding channel through a remote controller, after the playing information of the channel is searched in a playing file, a playing address in the playing information is obtained, and a live program of the channel is played according to the playing address.
Example seven:
on the basis of the sixth embodiment, in S202, the index (i.e., file name) of each piece of playing information in the playing file is the channel name or channel number of the piece of playing information; on this basis, the process of searching the playing information of the channel in the playing file in S302 includes: and acquiring the channel name or the channel number of the channel (acquiring the channel name when the index is the channel name, acquiring the channel number when the index is the channel number), and searching the playing information of the same channel name or channel number in the playing file. Therefore, the channel name or the channel number is used as the index of the playing information, so that the searching of the playing address can be facilitated, the working efficiency is further improved, the response speed of the IPTV video terminal is increased, and the effect of increasing the user experience is achieved.
Example eight:
referring to fig. 2, the IPTV channel list generating and using method in the embodiment of the present invention includes the following steps when updating and using the IPTV channel list:
the method comprises the following steps: the IPTV video terminal initiates an authentication request to the server and obtains a response of the server (the response mode is that the server returns an authentication page with an entry token), and uploads an authentication character string generated by password to the server; and after the server side verifies the authentication character string, returning authentication success information to the IPTV. The IPTV video terminal monitors whether channel list information sent by a server is received; if yes, go to step two, otherwise go to step five.
The channel list information includes the total number of channels and the playing information of each channel, and the playing information includes a channel identification code, a channel number, a channel name and a playing address.
Step two: the IPTV video terminal receives the playing information of each channel in the channel list information, and the number of the received channels is +1 when 1 playing information is received. After receiving every 1 piece of broadcast information, the broadcast information is effectively detected one by one, and the judgment standard of the effective channel is as follows: when the live broadcast communication mode is unicast, the playing address of the channel adopts an RTSP protocol or an HLS protocol; when the live broadcast communication mode is multicast, the broadcast address of the channel adopts UDP protocol, IGMP protocol or RTP protocol, and the IP of the broadcast address is legal. And acquiring the playing information of all effective channels which pass the effective detection, and storing the playing information by using Map < key, value >, wherein the key is used by the playing information (in the embodiment, the channel number), and the value is the playing information of the channel, and the step is carried out to the step three.
Step three: after the broadcast information of all channels is received, the IPTV video terminal judges whether the number of the received channels is the same as the total number of the channels, if so, the IPTV video terminal indicates that all the channel information in the channel list information sent by the server is received, and the step IV is turned to; otherwise, it indicates that the channel information needs to be continuously received, and at this time, step two is executed again to receive the remaining channels.
Step four: forming a playing array recognizable by JavaScript by the IPTV video terminal from all the playing information obtained in the step two, calculating an MD5 value of the playing array, judging whether the current MD5 value is the same as the MD5 value stored in the local database, and if so, ending the operation; otherwise, covering all the playing information acquired in the step two to a locally stored playing file (channel. js), and updating the MD5 value calculated according to all the playing information acquired in the step two to the database, and ending.
Step five: and the IPTV video terminal displays a local error report page to prompt that the access to the home page of the IPTV basic service portal fails, two button buttons of a user 'retry' and a 'local channel' are provided on the error report page, and the step six is turned to.
Step six: when the user selects and clicks a 'local channel' button on the error report page, the IPTV video terminal detects the behavior of the user, loads and jumps to a local channel list page html, and then the seventh step is carried out.
Html has the following functions:
1. embedding a < script > tag, wherein the target address is a generated channel.js resource file, and playing information displayed by a page can be read and analyzed;
2. the method has page layout elements and can display a channel list;
3. the key processing logic is arranged, so that the functions of switching channels, adjusting volume and the like can be realized;
4. the remote control system has a guide window function, and a user can preview channel contents in a small window when screening channels through the remote control;
5. the full screen playing of the selected program can be corresponded.
Step seven: the IPTV video terminal loads the channel number and the channel name of each channel in the channel.js file and displays the channel number and the channel name on channel.html in a list mode, wherein the display mode is as follows: the playing information of each channel is sorted by taking the channel number as a keyword, and the corresponding channel name is displayed behind each channel number; meanwhile, the live program of the first channel in the playlist in the guide window goes to step eight.
Step eight: when the IPTV video terminal monitors that a user sends a watching signal of a corresponding channel through a remote controller, the playing information with the index of the channel number of the channel is searched in a playing file, the playing address in the playing information is obtained, and the live program of the channel is played according to the playing address.
Therefore, when the server cannot work normally, a user can select favorite live television programs to directly access the streaming media server to watch the favorite live television programs through the locally stored and displayed channel list, channel switching can be performed by using a traditional channel switching mode of up-down keys, and operations such as volume adjustment can be performed.
The IPTV channel list generation and use system in the embodiment of the invention comprises a channel list receiving module, a play address storage module and a local play module which are arranged on an IPTV video terminal.
The channel list receiving module is used for: and authenticating with the server, monitoring whether channel list information sent by the server is received or not after the authentication is successful, if so, sending a play address storage signal to a play address storage module, and otherwise, sending a local play signal to a local play module.
The channel list information includes the total number of channels and the playing information of each channel, and the playing information includes a channel identification code, a playing address, a channel name and a channel number.
The play address storage module is used for: after receiving the broadcast address storage signal, storing the broadcast address of each channel in the channel list information; the specific flow is as follows;
play address storage 01: acquiring the playing information of all effective channels in the channel list information: receiving the playing information of each channel in the channel list information, and after receiving 1 piece of playing information, receiving the channel number by + 1; when the number of the received channels is the same as the total number of the channels, the process of the broadcast address storage module 02 is performed.
The play address storage 02 judges whether all the acquired play information is the same as the information in the locally stored play file, if so, the work is finished; otherwise, after all the acquired playing information is covered to the locally stored playing file, the work is finished; the method specifically comprises the following steps:
forming a play array by using all the acquired play information, calculating the MD5 value of the play array, judging whether the current MD5 value is the same as the MD5 value stored locally, and if so, finishing the work; otherwise, all the acquired playing information is covered to the locally stored playing file, and the MD5 value calculated according to all the acquired playing information is saved, so that the work is completed.
The local play module is used for: receiving a local playing signal, and playing the live program of the corresponding channel according to the playing address stored by the playing address storage module, wherein the specific flow comprises the following steps:
the local play module 01: displaying the channel number and the channel name of each channel in the playing file;
the local play module 02: when the watching signal of the corresponding channel is monitored, after the playing information of the channel is searched in the playing file, the playing address in the playing information is obtained, and the live program of the channel is played according to the playing address.
It should be noted that: in the system provided in the embodiment of the present invention, when performing inter-module communication, only the division of each functional module is illustrated, and in practical applications, the above function distribution may be completed by different functional modules as needed, that is, the internal structure of the system is divided into different functional modules to complete all or part of the above described functions.
Further, the present invention is not limited to the above-mentioned embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and these modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (4)
1. An IPTV channel list generating and using method, comprising the steps of:
s1: after the IPTV video terminal and the server are successfully authenticated, the IPTV video terminal monitors whether channel list information sent by the server is received, if so, the S2 is turned to, and if not, the S3 is turned to;
s2: the IPTV video terminal stores the play address of each channel in the channel list information;
s3: the IPTV video terminal plays the live program of the corresponding channel according to the stored playing address;
the channel list information in S1 includes broadcast information of each channel, where the broadcast information includes a channel identification code and a broadcast address;
on this basis, the process of the IPTV video terminal storing the broadcast address of each channel in the channel list information in S2 includes:
s201: the IPTV video terminal acquires the playing information of all effective channels in the channel list information and turns to S202;
s202: the IPTV video terminal determines whether all the playing information obtained in S201 is the same as the information in the locally stored playing file, if so, S2 is ended; otherwise, covering all the playing information acquired in the step S201 to the locally stored playing file, and ending the step S2;
the channel list information in S1 further includes a total number of channels, and the flow of S201 includes: the IPTV video terminal receives the playing information of each channel in the channel list information, and the number of the received channels is plus 1 after 1 playing information is received; when the number of the receiving channels is the same as the total number of the receiving channels, the step goes to S202;
the play information of each channel of the channel list information in S1 further includes a channel name and a channel number, and on this basis, the flow of S3 includes:
s301: the IPTV video terminal displays the channel number and the channel name of each channel in the locally stored playing file, and then the S302 is carried out;
s302: when the IPTV video terminal monitors a watching signal of a corresponding channel, after searching the playing information of the channel in a playing file stored locally, acquiring a playing address in the playing information, and playing a live program of the channel according to the playing address.
2. The IPTV channel list generation use method of claim 1, wherein the flow of S202 comprises: forming a play array by all the play information acquired in the S201, calculating an MD5 value of the play array, judging whether the current MD5 value is the same as the MD5 value stored locally, if so, ending the S2; otherwise, all the playing information acquired in the step S201 is overwritten to the locally stored playing file, the MD5 value calculated according to all the playing information acquired in the step S201 is saved, and the step S2 is ended.
3. An IPTV channel list generation and use system is characterized in that the system comprises a channel list receiving module, a play address storage module and a local play module which are arranged on an IPTV video terminal;
the channel list receiving module is used for: the method comprises the steps that authentication is carried out on a server side, after the authentication is successful, whether channel list information sent by the server side is received or not is monitored, if yes, a playing address storage signal is sent to a playing address storage module, and if not, a local playing signal is sent to a local playing module;
the play address storage module is used for: after receiving the broadcast address storage signal, storing the broadcast address of each channel in the channel list information;
the local play module is used for: receiving a local playing signal, and playing the live program of the corresponding channel according to the playing address stored by the playing address storage module;
the channel list information in the channel list receiving module comprises playing information of each channel, and the playing information comprises a channel identification code and a playing address; on this basis, the work flow of the play address storage module comprises:
play address storage 01: acquiring playing information of all effective channels in the channel list information;
the play address storage 02 judges whether all the acquired play information is the same as the information in the locally stored play file, if so, the work is finished; otherwise, after all the acquired playing information is covered to the locally stored playing file, the work is finished;
the channel list information in the channel list receiving module further includes a total number of channels, and the flow of the play address storage 01 includes: receiving the playing information of each channel in the channel list information, and after receiving 1 piece of playing information, receiving the channel number by + 1; when the number of the receiving channels is the same as the total number of the channels, the process of the playing address storage module 02 is carried out;
the playing information of each channel of the channel list information in the channel list receiving module further includes a channel name and a channel number, and on this basis, the work flow of the local playing module includes:
the local play module 01: displaying the channel number and the channel name of each channel in the locally stored playing file;
the local play module 02: when a viewing signal of a corresponding channel is monitored, after the playing information of the channel is searched in a locally stored playing file, a playing address in the playing information is obtained, and a live program of the channel is played according to the playing address.
4. The IPTV channel list generation use system of claim 3, wherein the flow of the play address storage module 02 includes: forming a play array by using all the acquired play information, calculating the MD5 value of the play array, judging whether the current MD5 value is the same as the MD5 value stored locally, and if so, finishing the work; otherwise, all the acquired playing information is covered to the locally stored playing file, and the MD5 value calculated according to all the acquired playing information is saved, so that the work is completed.
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