CN109936747A - Method and device for searching for broadcast and television live programs - Google Patents

Abstract

The invention discloses a kind of method and apparatus of radio and television programme televised live search, and described method includes following steps: receiving the search instruction that terminal is sent；When receiving the described search instruction of terminal transmission, is chosen from the multimedia resource database constructed in advance and instruct the multimedia resource to match with described search；Wherein, the multimedia resource includes programme televised live resource and/or request program resource；The multimedia resource to match with described search instruction is sent to the terminal.The present invention realizes the function of radio and television programme televised live search.

Description

Method and device for searching for broadcast and television live programs

technical field

The invention relates to the technical field of radio and television systems, in particular to a method and device for searching for live broadcast and television programs.

Background technique

The traditional broadcast and TV live broadcast service adopts a one-way broadcast mode, and the current live broadcast program information is displayed to the user in a brief way through the Electronic Program Guide (EPG). Programs can be selected according to the description information. Existing broadcast and TV broadcast programs only use EPG information as program introduction, and lack picture service information such as posters. Therefore, there are the following problems. On the one hand, the live program platform cannot support the search function, and the user only trains the live programs of each station through the operation of the remote control, the content selection speed is slow, and the resource matching accuracy rate is low. On the other hand, the traditional broadcast and TV live program platform and the on-demand program platform are isolated from each other, and the resources of the two platforms cannot be searched in a unified way.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a method and device for searching for a broadcast and television live program, so as to realize the function of searching for a broadcast and television live program.

According to one aspect of the present invention, there is provided a method for searching for live broadcast and television programs,

Receive the search instruction sent by the terminal;

When receiving the search instruction sent by the terminal, select a multimedia resource matching the search instruction from a pre-built multimedia resource database; wherein, the multimedia resource includes live program resources and/or on-demand program resources;

Send the multimedia resource matching the search instruction to the terminal.

Optionally, in the method of the present invention, before receiving the search instruction sent by the terminal, the method further includes:

Collect multimedia resources in the preset media resource platform;

Set classification labels for the collected multimedia resources based on preset classification rules;

According to a preset association rule, the classified and tagged multimedia resources are associated and stored in the multimedia resource database.

Optionally, in the method of the present invention, the association rule adopts an association rule recommended by a user preference recommendation system.

Optionally, in the method of the present invention, when receiving a search instruction sent by the terminal, selecting a multimedia resource that matches the search instruction from a pre-built multimedia resource database, including:

When receiving the search instruction sent by the terminal, according to the keyword in the search instruction, search for the first multimedia resource matching the keyword in the pre-built multimedia resource database, and then according to the first multimedia resource The classification label corresponding to the resource is searched for the second multimedia resource associated with the classification label.

Optionally, in the method of the present invention, before the classification label is set on the collected multimedia resources, the method further includes: cleaning and filtering the collected multimedia resources.

Optionally, in the method of the present invention, the cleaning and filtering includes at least two levels of filtering. The first level filtering cleans and filters the data types of the multimedia resources and the data integrity information of the multimedia resources; The description information of the multimedia resources after the first-level cleaning and filtering is cleaned and filtered.

Optionally, in the method of the present invention, the cleaning and filtering include: selecting to discard the multimedia resource data or to mark the multimedia resource data according to a preset condition.

According to another aspect of the present invention, there is provided a device for searching for broadcast and television live programs, comprising an information receiving module, a data processing module and an information sending module,

The information receiving module is used for receiving the search instruction sent by the terminal;

The data processing module is configured to, when receiving the search instruction sent by the terminal, select a multimedia resource that matches the search instruction from a pre-built multimedia resource database, where the multimedia resource database includes live program resources and / or on-demand program resources;

The information sending module is configured to send the multimedia resource matching the search instruction to the terminal.

Optionally, the device of the present invention further includes: a multimedia resource management module, where the multimedia resource management module includes an information collection submodule, a label definition submodule and a label association submodule,

The information collection submodule is used to collect multimedia resources in a preset multimedia resource platform;

The label definition submodule is used to set classification labels for the collected multimedia resources based on preset classification rules;

The label association sub-module is configured to associate the classified and labelled multimedia resources according to preset association rules, and store them in the multimedia resource database.

Optionally, in the device of the present invention, the multimedia resource management module further includes: a cleaning and filtering sub-module,

The cleaning and filtering sub-module is used for cleaning and filtering the collected multimedia resources before setting classification labels on the collected multimedia resources.

Optionally, in the device of the present invention, the cleaning and filtering sub-module includes at least two levels of filtering modules, and a first-level filtering module is used to clean and filter the data type of the multimedia resources and the data integrity information of the multimedia resources; The second-level filtering module is used for cleaning and filtering the description information of the multimedia resources after the first-level cleaning and filtering.

A system for searching for broadcast and TV live programs, comprising a server and a preset multimedia resource platform,

The preset multimedia resource platform is used to provide multimedia resources to the server;

The server is configured to construct a multimedia resource database according to the multimedia resources collected in the preset multimedia resource platform, and the multimedia resource database includes live program resources and/or on-demand program resources; when receiving a terminal search instruction, from the Select the multimedia resource matching the search instruction from the multimedia resource database; and send the multimedia resource matching the search instruction to the terminal.

Compared with the prior art, the effect of the present invention is as follows:

The method and device for searching for broadcast and TV live broadcast programs provided by the present invention not only realizes the search function of live broadcast programs, but also realizes the unified search and interactive application of live broadcast and on-demand not restricted by live broadcast and on-demand platforms, and satisfies the requirements of “fast and fast” programs in the radio and television industry. search, precise positioning, and massive resource replenishment” application requirements.

The above description is only an overview of the technical solutions of the present invention, in order to be able to understand the technical means of the present invention more clearly, it can be implemented according to the content of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and easy to understand , the following specific embodiments of the present invention are given.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is the flow chart of the radio and television live broadcast program search method of the present invention;

Fig. 2 is the flow chart that the present invention builds multimedia resource database;

Fig. 3 is the flow chart of constructing multimedia resource library in the example of the present invention's radio and television live broadcast program search method;

Fig. 4 is the flow chart of the example search program of the present invention's radio and television live broadcast program search method;

Fig. 5 is the principle block diagram of the radio and television live broadcast program search equipment of the present invention;

FIG. 6 is a schematic block diagram of the multimedia resource management module of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Referring to FIG. 1, in order to solve the problems in the prior art, the present invention provides a method for searching for broadcast and television live broadcast programs,

Step S001: receiving a search instruction sent by a terminal;

Step S002: when receiving the search instruction sent by the terminal, select a multimedia resource that matches the search instruction from a pre-built multimedia resource database; wherein, the multimedia resource includes live program resources and/or on-demand programs resource;

Step S003: Send the multimedia resource matching the search instruction to the terminal.

In an optional embodiment of the present invention, before receiving the search instruction sent by the terminal, the method further includes constructing a multimedia resource database in advance, as shown in FIG. 2 , and the specific steps are as follows:

Step S01: Collect multimedia resources in a preset media resource platform, the multimedia resources include live program resources and/or on-demand program resources, the live program resources are from the live EPG information of the live platform, and the on-demand program resources are from. On-demand EPG information on the on-demand platform. There are the following four situations: the first type: the multimedia resources include live program resources, the second type: the multimedia resources include on-demand program resources, the third type: the multimedia resources include live broadcast program resources and on-demand program resources, and the third type: the multimedia resources include live program resources and on-demand program resources. Four types: the multimedia resources include live program resources, on-demand program resources and other program resources.

Step S02: Based on a preset classification rule, a classification label is set for the collected multimedia resources to define a label. The classification rules are formulated by the background management personnel, and the information after the labeling is completed is stored in the database.

Step S03: According to a preset association rule, associate the classified and tagged multimedia resources to realize tag association, and store them in the multimedia resource database. The label association is to associate and bind the EPG information after the label is completed with a certain rule. The association rule can be simply associated with the program type, program age, director or actor according to the setting. The association rule is by the background management personnel. After setting, the information after the association is completed is stored in the database. The association can also be carried out according to the association rules given by the user preference recommendation system, which is an association rule obtained by analyzing the user's type and preference according to the collected historical records of the user's watching programs. For example, if this program is classified as action movies, programs of other action movies can be associated, so that after searching, related programs of the same type can be recommended.

In a specific embodiment of the present invention, selecting a multimedia resource matching the search instruction from a pre-built multimedia resource database includes:

When receiving the search instruction sent by the terminal, according to the keyword in the search instruction, search for the first multimedia resource matching the keyword in the pre-built multimedia resource database, and the first multimedia resource is the most relevant multimedia resource, and then according to the classification label corresponding to the first multimedia resource, find out the second multimedia resource associated with the classification label, and the second multimedia resource is the second most relevant multimedia resource. multimedia resources.

Optionally/optionally, in this embodiment of the present invention, before the classification label is set on the collected multimedia resources, the method further includes: cleaning and filtering the collected multimedia resources. Then, the cleaned and filtered EPG information is used to label the media resources according to the program type. The cleaning and filtering includes: selecting to discard the multimedia resource data or to mark the multimedia resource data according to a preset condition. The preset conditions in this specific embodiment are divided into primary content and secondary content. The primary content is selected to discard multimedia resource data, and the secondary content is selected to mark the multimedia resource data for subsequent modification processing.

Optionally/optionally, in this embodiment of the present invention, the cleaning and filtering includes at least two levels of filtering, and the first-level filtering performs cleaning and filtering on data types of multimedia resources and data integrity information of multimedia resources; The data type of the filtered multimedia resources and the data integrity information of the multimedia resources are incomplete, and the multimedia resource data is discarded for cleaning and filtering, and the data validity and integrity of the multimedia resources are verified through the first-level filtering.

The second-level filtering cleans and filters the description information of the multimedia resources after the first-level cleaning and filtering; for the description information of the media resources, such as the age, director, poster, program name, etc., if a certain piece of information is missing, the user can automatically Defines whether to filter out and discard the multimedia resource, or save it for marking. In this specific embodiment, if the main information in the description information of the multimedia resources filtered at the second level is incomplete, it is selected to discard the multimedia resource data for cleaning and filtering, and the main descriptive content of the multimedia resources includes the following information: resource ID, resource name, Resource posters, update tips, resource types, source types, resource sequences, and resource acquisition addresses, etc. If the secondary information in the description information of the multimedia resources filtered at the second level is incomplete, select and mark the multimedia resource data for cleaning and filtering, and the descriptive secondary content of the multimedia resources includes the following information: resource poster size, resource introduction, production date , origin information, language classification, director information, actor information, resource sources, single episode descriptions of multiple episodes of resources, playback duration, etc. The primary content and secondary content of the multimedia resource can be flexibly set by those skilled in the art according to requirements, which are not specifically limited in this embodiment.

In this embodiment, the method described in this embodiment will be described with reference to specific application examples. It should be pointed out that a large number of technical details disclosed in this embodiment are used to explain the present invention, and are not used to exclusively limit the present invention. In this embodiment, the multimedia resources include live program resources and on-demand program resources as an example.

Before receiving the search instruction sent by the terminal, a multimedia resource database is constructed in advance, as shown in FIG. 3 , and the specific steps are as follows:

Step S1, collect the EPG information data of multimedia resources through the media resource platform, collect live platform EPG information and on-demand platform EPG information;

Step S2, cleaning and filtering the collected multimedia resources, and verifying the data validity and integrity of the EPG information of the live broadcast platform and the EPG information of the on-demand platform through the first-level filtering, if the collected EPG information data type is wrong or If the data is missing, it does not meet the system regulations, and the filtering method of discarding this EPG information will be adopted to ensure the validity and integrity of the data; the second-level filtering realizes the description content carried in the EPG information of the live platform and the EPG information of the on-demand platform. Filtering, such as whether there is information such as program name, start and end time, poster pictures, etc., the filtering rules of resource descriptive content can be customized by discarding, marking or subsequent processing. As shown in Table 1 and Table 2 in the following table:

Table 1 is the first level of filtering

Table 2 is the second level of filtering

Step S3, classify and label the media resources according to the preset program type according to the EPG information, as shown in Table 3:

Table 3 is the classification label

Step S4, according to preset association rules, associate the classification label rows that meet the rules, and store them in the multimedia resource database.

After the multimedia resource database is constructed, program search is performed, as shown in Figure 4, and the steps are as follows:

First: receive a search instruction sent by a terminal, the terminal may be a set-top box, the present invention inputs user search instruction data through the set-top box, and the user search instruction data may be keywords such as the initials of pinyin of the program.

Then: when a keyword sent by the terminal is received, the keyword adopts the initials of pinyin, selects multimedia resources that match the search instruction from the pre-built multimedia resource database according to the initials of pinyin, and fuzzy searches the current Obtain at least one piece of multimedia data about keywords for all the EPG information of the programs being played and the on-demand programs.

Finally: according to the program name, the search results are sorted by live and on-demand, and displayed to the user in the form of poster + text on the terminal to realize the integrated search of live + on-demand. Click the program poster, and the live program will jump to the corresponding channel for playback. , the on-demand program will jump to the video details page of the on-demand application. The interactive display of live and on-demand displayed on the display screen of the terminal includes unified retrieval of live and on-demand, associated recommendation of live and on-demand, personalized recommendation, and the like.

The invention organically combines the live broadcast service platform, the on-demand service platform, and the electronic program guide (EPG), solves the situation that the live broadcast platform does not support the search function, and gets through the current situation that the live broadcast platform and the on-demand platform are mutually isolated, and forms an interactive method for broadcast and television live broadcast on-demand programs. EPG information needs to be used in the implementation of live broadcast platform search and live broadcast-on-demand unified search.

Compared with the prior art, the present invention cannot meet the basic requirements of fast and accurate media search and content-related recommendation in the massive media resource base for live programs; at the same time, due to the limitations of the live source, the program update speed and breadth cannot meet the increasing demands of users. Growing demand for program content. The technical solution described in this patent can realize the unified search and interactive application of live broadcast and on-demand without being restricted by the live broadcast and on-demand platform, and meet the application requirements of "quick search, precise positioning, and massive resource supplement" of massive programs in the radio and television industry.

If the multimedia resources include live broadcast program resources, the present invention realizes the broadcast and TV live broadcast program search function by performing program information extraction, data cleaning, program type labeling, and media resource association with the EPG information of the existing broadcast TV.

Referring to FIG. 5 , in the second embodiment of the present invention, a device for searching for live broadcast and television programs is provided, including an information receiving module 1, a data processing module 2 and an information sending module 3,

The information receiving module 1 is used for receiving the search instruction sent by the terminal;

The data processing module 2 is configured to, when receiving the search instruction sent by the terminal, select a multimedia resource that matches the search instruction from a pre-built multimedia resource database, where the multimedia resource database includes live program resources and/or on-demand program resources;

The information sending module 3 is configured to send the multimedia resource matching the search instruction to the terminal.

Referring to FIG. 6 , optionally/possibly, this embodiment of the present invention further includes: a multimedia resource management module 4, where the multimedia resource management module 4 includes an information collection submodule 4-1, a label definition submodule 4-3 and Tag Association Submodules 4-4,

The information collection sub-module 4-1 is used to collect multimedia resources in a preset multimedia resource platform; the collected multimedia resources include live program resources and/or on-demand program resources.

The label definition sub-module 4-3 is used to set classification labels for the collected multimedia resources based on preset classification rules, and label the media resources with EPG information according to the program type, and the classification rules are formulated by the background management personnel, The information after completing the label is stored in the database.

The label association sub-module 4-4 is used to associate the multimedia resources after the classification label according to the preset association rules, and store them in the multimedia resource database; the label association is to complete the label. EPG information is associated and bound with certain rules. The association rules can be simply associated with the program type, program age, director or actor according to the settings. The association rules are set by the background management personnel, and the information after the association is stored in the database. The association may also be performed according to the association rules given by the user preference recommendation system, which analyzes the user's type and preference according to the collected history of the user's watching programs to obtain association rules. The user preference recommendation system is connected with the multimedia resource management module 4, and the multimedia resource management module 4 is associated according to the association rules of the user preference recommendation system. For example, if this program is classified as action movies, programs of other action movies can be associated, so that after searching, related programs of the same type can be recommended.

In this embodiment, when a search instruction sent by the terminal is received, according to the keyword in the search instruction, a first multimedia resource matching the keyword is searched in a pre-built multimedia resource database, and then according to the first multimedia resource The classification label corresponding to the multimedia resource is searched for the second multimedia resource associated with the classification label.

Optionally/possibly, in this embodiment of the present invention, the multimedia resource management module 4 further includes: a cleaning and filtering sub-module 4-2, the cleaning and filtering sub-module 4-2 is used to Before setting classification labels for multimedia resources, clean and filter the collected multimedia resources. The cleaning and filtering includes: selecting to discard the multimedia resource data or to mark the multimedia resource data according to a preset condition. The preset conditions in this specific embodiment are divided into primary content and secondary content. The primary content is selected to discard multimedia resource data, and the secondary content is selected to mark the multimedia resource data for subsequent modification processing.

Optionally/possibly, in this embodiment of the present invention, the cleaning and filtering sub-module 4-2 includes at least two-level filtering modules, a first-level filtering module, which is used for the data type of multimedia resources and the data integrity of multimedia resources. The information is cleaned and filtered; if the data type and data integrity information of the multimedia resources filtered at the first level are incomplete, the multimedia resource data is discarded for cleaning and filtering.

The second-level filtering cleans and filters the description information of the multimedia resources after the first-level cleaning and filtering; for the description information of the media resources, such as the age, director, poster, program name, etc., if a certain piece of information is missing, the user can automatically Defines whether to filter out and discard the multimedia resource, or save it for marking. In this specific embodiment, if the main information in the description information of the multimedia resources filtered at the second level is incomplete, the multimedia resource data is selected to be discarded for cleaning and filtering, and the main descriptive content of the multimedia resources includes the following information: resource ID, resource name, Resource posters, update tips, resource types, source types, resource sequences and resource acquisition addresses, etc. If the secondary information in the description information of the multimedia resources filtered at the second level is incomplete, select and mark the multimedia resource data for cleaning and filtering, and the descriptive secondary content of the multimedia resources includes the following information: resource poster size, resource introduction, production date , origin information, language classification, director information, actor information, resource sources, single episode descriptions of multiple episodes of resources, playback duration, etc. The primary content and secondary content of the multimedia resource can be flexibly set by those skilled in the art according to requirements, which are not specifically limited in this embodiment.

If the collected multimedia resources in this embodiment include live broadcast program resources, the broadcast and TV live broadcast program search function is realized by performing program information extraction, data cleaning, program type labeling, and media resource association with the existing broadcast and TV EPG information.

The invention organically combines the live broadcast service platform, the on-demand service platform, and the electronic program guide (EPG), solves the situation that the live broadcast platform does not support the search function, and gets through the current situation that the live broadcast platform and the on-demand platform are mutually isolated, and forms an interactive method for broadcast and television live broadcast on-demand programs. EPG information needs to be used in the implementation process of live broadcast platform search and live broadcast-on-demand unified search. Therefore, the use of existing EPG information to realize the unified search function is the technical focus of this patent.

In a third embodiment of the present invention, a system for searching for broadcast and television live programs includes a server and a preset multimedia resource platform,

The preset multimedia resource platform is used to provide multimedia resources to the server; the multimedia resource platform includes other program platforms such as a live broadcast platform and/or an on-demand platform.

The server is configured to construct a multimedia resource database according to the multimedia resources collected in the preset multimedia resource platform, and the multimedia resource database includes live program resources and/or on-demand program resources; when receiving a terminal search instruction, from the Select the multimedia resource matching the search instruction from the multimedia resource database; and send the multimedia resource matching the search instruction to the terminal.

The method for constructing a multimedia resource database and using the multimedia resource database to search for programs are the same as those in the first embodiment of the present invention, and thus are not described in detail in this embodiment.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, provided that these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (10)

1. a method for searching for a broadcast television live program, is characterized in that: Receive the search instruction sent by the terminal; When receiving the search instruction sent by the terminal, select a multimedia resource matching the search instruction from a pre-built multimedia resource database; wherein, the multimedia resource includes live program resources and/or on-demand program resources; Send the multimedia resource matching the search instruction to the terminal. 2. The method according to claim 1, wherein before the receiving the search instruction sent by the terminal, the method further comprises: Collect multimedia resources in the preset media resource platform; Set classification labels for the collected multimedia resources based on preset classification rules; According to a preset association rule, the classified and tagged multimedia resources are associated and stored in the multimedia resource database. 3 . The method according to claim 2 , wherein the association rule adopts an association rule recommended by a user preference recommendation system. 4 . 4. The method according to claim 2, wherein: when receiving the search instruction sent by the terminal, selecting the multimedia resource that matches the search instruction from a pre-built multimedia resource database, comprising: When receiving the search instruction sent by the terminal, according to the keyword in the search instruction, search for the first multimedia resource matching the keyword in the pre-built multimedia resource database, and then according to the first multimedia resource The classification label corresponding to the resource is searched for the second multimedia resource associated with the classification label. 5 . The method according to claim 2 , wherein before the classification label is set on the collected multimedia resources, the method further comprises: cleaning and filtering the collected multimedia resources. 6 . 6. method according to claim 5, is characterized in that: described cleaning and filtering comprises at least two levels of filtering, and the first level of filtering carries out cleaning and filtering to the data type of multimedia resources and the data integrity information of multimedia resources; The filtering performs cleaning and filtering on the description information of the multimedia resources after the first-level cleaning and filtering. 7. The method according to claim 5 or 6, wherein the cleaning and filtering comprises: selecting to discard the multimedia resource data or to mark the multimedia resource data according to a preset condition. 8. A device for searching for broadcast and television live programs, characterized in that it comprises an information receiving module, a data processing module and an information sending module, The information receiving module is used for receiving the search instruction sent by the terminal; The data processing module is configured to, when receiving the search instruction sent by the terminal, select a multimedia resource that matches the search instruction from a pre-built multimedia resource database, where the multimedia resource database includes live program resources and / or on-demand program resources; The information sending module is configured to send the multimedia resource matching the search instruction to the terminal. 9. The device according to claim 8, wherein the device further comprises: a multimedia resource management module, the multimedia resource management module comprising an information collection submodule, a label definition submodule and a label association submodule, The information collection submodule is used to collect multimedia resources in a preset multimedia resource platform; The label definition submodule is used to set classification labels for the collected multimedia resources based on preset classification rules; The label association sub-module is configured to associate the classified and labelled multimedia resources according to preset association rules, and store them in the multimedia resource database. 10. The device according to claim 9, wherein the multimedia resource management module further comprises: a cleaning and filtering submodule, The cleaning and filtering sub-module is used for cleaning and filtering the collected multimedia resources before setting classification labels on the collected multimedia resources.