CN106131587B - Audio/video carousel method and system and server side with system - Google Patents
Audio/video carousel method and system and server side with system Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26258—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists for generating a list of items to be played back in a given order, e.g. playlist, or scheduling item distribution according to such list
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
- H04N21/23109—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion by placing content in organized collections, e.g. EPG data repository
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- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
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- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
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Abstract
The invention provides an audio/video carousel method, a system and a server end with the system, wherein the audio/video carousel method comprises the following steps: acquiring audio/video clips through at least one audio/video acquisition channel in real time; judging whether the audio/video segments entering the database in a preset time period belong to the current carousel channel, if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; integrating the first audio/video segment list with an existing audio/video segment list of the current carousel channel to form a second audio/video segment list; and adjusting the second audio/video segment list according to the playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client. The invention automatically generates the short audio/video segment list for the carousel, shortens the list updating period, reduces the operation cost of the carousel and accelerates the propagation speed of the short video segments.
Description
Technical Field
The invention belongs to the technical field of audio/video carousel, and relates to a carousel method and a carousel system, in particular to an audio/video carousel method and an audio/video carousel system and a server side with the audio/video carousel system.
Background
At present, video applications represented by short video clips are increasingly popular, and a plurality of short video clips are played in a fixed sequence in a circulating manner to form live broadcasting, namely carousel broadcasting. The method has low requirements on the terminal, only needs to accept the live stream, does not need the operation of audiences, and greatly facilitates the propagation of short videos. However, when forming a list of video clips for carousel, the video clips are usually created by an editor who manually selects and sorts the video clips from a video clip library. This requires a lot of manpower to operate to generate carousel lists periodically for the entire carousel channel, which increases the cost of video clip dissemination. Meanwhile, due to the generation period of the carousel list, the newly-put video clips cannot be updated into the carousel content quickly, and the propagation speed of the short video clips is limited. Meanwhile, the total duration of the fixed carousel video clip list cannot reflect the viewing habits of the users, so that the clips are redundant or omitted.
The process of manually selecting video segments to form a carousel list is shown in fig. 1, and includes:
s10, editing and selecting the segments from the video segment library according to the video category, the video length and other factors,
s11, editing and adjusting the sequence of the segments to form a carousel list,
s12, according to the carousel list, circulating playing is carried out to form a live channel,
and S13, repeating the steps 10, 11 and 12 periodically, and updating the carousel content.
Therefore, how to provide an audio/video carousel method, system and server with the system to solve the problems of high cost and slow propagation speed caused by manually and regularly arranging the carousel short audio/video segment list and content redundancy or omission caused by the total duration of the fixed carousel video segment list in the short audio/video segment carousel channel operation in the prior art becomes a technical problem to be solved by practitioners in the field.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide an audio/video carousel method, system and server with the system, for solving the problems of high cost and slow transmission speed caused by manually timing the manual scheduling of the carousel short audio/video segment list and content redundancy or omission caused by the total duration of the fixed carousel video segment list in the short audio/video segment carousel channel operation in the prior art.
To achieve the above and other related objects, an aspect of the present invention provides an audio/video carousel method, including the steps of: step one, acquiring audio/video clips through at least one audio/video acquisition channel in real time, and storing the acquired audio/video clips in a database; step two, searching the audio/video segments entering the database in a preset time period, judging whether the audio/video segments entering the database in the preset time period belong to the current carousel channel, if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; integrating the first audio/video clip list with an existing audio/video clip list of the current carousel channel to form a second audio/video clip list; and fourthly, adjusting the second audio/video segment list according to the playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client, and broadcasting the audio/video segments in a carousel mode according to the audio/video segment carousel list.
In an embodiment of the present invention, after the fourth step, the audio/video carousel method further includes: step five, repeating the step two, the step three and the step four every other preset starting period, and arranging the continuously added audio/video segments belonging to the current carousel channel into the audio/video segment carousel list; and step six, adjusting the preset maximum total time length of the audio/video segment carousel list every time according to the average value of the watching time length of each client at intervals of a preset updating period, so that the preset maximum total time length of the audio/video segment carousel list is larger than or equal to the average value of the watching time length of each client.
In an embodiment of the present invention, the first step further includes reading data attributes of the audio/video clip; the second step further comprises: when entering the automatic arrangement stage of the audio/video segment carousel list, timing the starting duration of the automatic arrangement stage of the audio/video segment carousel list, and counting the audio/video segments entering the database within the preset time period; the preset time period is the time period between the starting time length of the current moment minus the automatic arrangement stage of the audio/video segment carousel list and the current moment.
In an embodiment of the present invention, the step of determining whether the audio/video segment entering the database in the time period belongs to the current carousel channel includes: according to the setting type of the current carousel channel, temporarily storing audio/video segments with the same setting type as the current carousel channel, and eliminating audio/video segments with different setting types from the current carousel channel; judging whether the temporarily stored audio/video segments with the same setting type as the current carousel channel belong to the current carousel channel or not according to the channel attribute of the current carousel channel and the data attribute of the audio/video segments, if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; if not, eliminating the audio/video segments which do not belong to the current carousel channel.
In an embodiment of the present invention, the third step includes: inserting the first audio/video clip list into a header of an existing audio/video clip list of the current carousel channel to form a merged clip list; judging whether the total duration of the combined segment is greater than the preset maximum total duration of the audio/video segment carousel list or not, if so, deleting the audio/video segments from the tail part of the combined segment list to ensure that the total duration of the combined segment is kept within the preset maximum total duration of the audio/video segment carousel list, and forming a second audio/video segment list; and if not, the merged segment list is regarded as the second audio/video segment list.
Another aspect of the present invention includes an audio/video carousel system comprising: the acquisition module is used for acquiring audio/video clips through at least one audio/video acquisition channel in real time and storing the acquired audio/video clips in a database; the processing module is used for searching the audio/video segments entering the database in a preset time period, judging whether the audio/video segments entering the database in the preset time period belong to the current carousel channel, and if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; the integration module is used for integrating the first audio/video clip list with the current existing audio/video clip list of the audio/video playing equipment to form a second audio/video clip list; and the carousel forming module is used for adjusting the second audio/video segment list according to the playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client, and carousel the audio/video segments according to the audio/video segment carousel list.
In an embodiment of the present invention, the audio/video carousel system further includes: the circulating module is used for repeatedly calling the processing module, the integrating module and the carousel forming module every other preset starting period, and arranging the continuously added audio/video segments belonging to the current carousel channel into the audio/video segment carousel list; and the updating module is used for adjusting the preset maximum total time length of the audio/video segment carousel list every time according to the average value of the watching time length of each client at intervals of a preset updating period, so that the preset maximum total time length of the audio/video segment carousel list is larger than or equal to the average value of the watching time length of each client.
In an embodiment of the present invention, the obtaining module is further configured to read a data attribute of the audio/video clip; the processing module is also used for timing the starting time of the automatic arrangement stage of the audio/video segment carousel list when the automatic arrangement stage of the audio/video segment carousel list is entered, and counting the audio/video segments entering the database in the preset time period; the preset time period is the time period between the starting time length of the current moment minus the automatic arrangement stage of the audio/video segment carousel list and the current moment.
In an embodiment of the present invention, the processing module includes: the first processing unit is used for temporarily storing the audio/video segments with the same setting type as the current carousel channel according to the setting type of the current carousel channel and eliminating the audio/video segments with the different setting type from the current carousel channel; the second processing unit is used for judging whether the temporarily stored audio/video segments with the same setting type as the current carousel channel belong to the current carousel channel or not according to the channel attribute of the current carousel channel and the data attribute of the audio/video segments, and if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; if not, eliminating the audio/video segments which do not belong to the current carousel channel.
Yet another aspect of the present invention provides a server, including: the audio/video carousel system is provided.
As described above, the audio/video carousel method, system and server with the system of the present invention have the following advantages:
the audio/video carousel method, the system and the server with the system automatically generate the short audio/video segment list for carousel according to the user audience rating statistics and the short video segment attributes, shorten the list updating period, and adjust the total time of the carousel list by adopting the user audience rating time statistics, thereby reducing the operation cost of carousel, accelerating the propagation speed of the short video segments and avoiding the redundancy or omission of contents in the carousel.
Drawings
Fig. 1 is a schematic flow chart illustrating the prior art of forming a carousel list.
Fig. 2 is a flowchart illustrating an audio/video carousel method according to an embodiment of the present invention.
Fig. 3 is a schematic diagram illustrating a specific determination process for determining whether an audio/video segment entering a database in a predetermined time period belongs to a current carousel channel at the server side in the audio/video carousel method according to the present invention.
Fig. 4 is a schematic structural diagram of an audio/video carousel system according to an embodiment of the present invention.
Fig. 5 is a schematic diagram illustrating the schematic structure of the processing module in the audio/video carousel system according to the present invention.
Fig. 6 is a schematic structural diagram of a server according to an embodiment of the present invention.
Description of the element reference numerals
1 audio/video carousel system
11 acquisition module
12 processing module
13 integration module
14-turn broadcast forming module
15 circulation module
16 update module
121 first processing unit
122 second processing unit
S1-S6
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Example one
The embodiment provides an audio/video carousel method, which is applied to an audio/video playing device, and the audio/video carousel method comprises the following steps:
step one, acquiring audio/video clips through at least one audio/video acquisition channel in real time, and storing the acquired audio/video clips in a database;
step two, searching the audio/video segments entering the database in a preset time period, judging whether the audio/video segments entering the database in the preset time period belong to the current carousel channel, if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list;
integrating the first audio/video clip list with an existing audio/video clip list of the current carousel channel to form a second audio/video clip list;
and fourthly, adjusting the second audio/video segment list according to the playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client, and broadcasting the audio/video segments in a carousel mode according to the audio/video segment carousel list.
The audio/video carousel method provided by the present embodiment will be described in detail below with reference to the drawings. The audio/video carousel method described in this embodiment can be applied to electronic device products having a video playing function. In practical applications, electronic device products with video playing function include smart phones, tablet computers, notebook computers, desktop computers, and other server terminals capable of interacting with clients. Please refer to fig. 2, which is a flowchart illustrating an audio/video carousel method according to an embodiment. As shown in fig. 2, the audio/video carousel method specifically includes the following steps:
s1, real-time obtaining the audio/video clip through at least one audio/video obtaining channel, reading the data attribute of the obtained audio/video clip, and storing the obtained audio/video clip in a database. In this embodiment, the acquisition channel includes audio/video clip sharing during live broadcasting, third-party video clip pushing, and the like. The data attributes of the acquired audio/video segments include audio/video time length, audio/video category (e.g., politics, sports, drama, etc.), audio/video tag (e.g., lead actor, language, event name, etc.), and acquisition time, etc.
S2, the server enters into the automatic arranging stage of the audio/video segment carousel list, the starting time of the server entering into the automatic arranging stage of the audio/video segment carousel list is timed while the automatic arranging stage of the audio/video segment carousel list enters into the automatic arranging stage of the automatic audio/video segment carousel list, the audio/video segments entering into the database in the preset time period are counted, the audio/video segments entering into the database in the preset time period are searched in the preset time period, whether the audio/video segments entering into the database in the preset time period belong to the current carousel channel of the server is judged, if yes, the audio/video segments belonging to the current carousel channel are sequenced according to preset sequencing rules to form a first audio/video segment list; if not, the user can not select the specific application,and eliminating the audio/video segments of the current carousel channel which do not belong to the server side. In this embodiment, assume that the current time is T0The starting time length of the server end entering the automatic arrangement stage of the audio/video segment carousel list is X, and the preset time period is a time period (T) obtained by subtracting the starting time length of the server end entering the automatic arrangement stage of the audio/video segment carousel list from the current time0-X，T0). Please refer to fig. 3, which shows a specific flowchart for determining whether the audio/video segment entering the database in the predetermined time period belongs to the current carousel channel of the server. As shown in fig. 3, the specific determination process includes the following steps:
and S21, temporarily storing the audio/video segments with the same type as the current carousel channel according to the type of the current carousel channel, and eliminating the audio/video segments with the different type from the current carousel channel. In this embodiment, the setting categories of the current carousel channel include: audio/video categories (e.g., politics, sports, drama, etc.), audio/video tags (e.g., lead actor, language, event title, etc.), acquisition times (e.g., up to N seconds ahead of the current time), a preset maximum total duration for the carousel list, etc.
S22, determining whether the temporarily stored audio/video segments with the same setting type as the current carousel channel belong to the current carousel channel at the server end according to the channel attributes (audio/video classification (such as time, sports, drama, etc.), audio/video labels (such as director, language, event name, etc.)) of the current carousel channel and the data attributes of the audio/video segments, if so, executing step S23, that is, sorting the audio/video segments belonging to the current carousel channel according to a predetermined sorting rule to form a first audio/video segment list; if not, step S24 is executed to remove the audio/video segments not belonging to the current carousel channel. In this embodiment, the process of specifically determining whether the temporarily stored audio/video segment with the same setting category as the current carousel channel belongs to the current carousel channel is as follows:
first, according to the channel attribute of the current carousel channel and the number of audio/video segmentsJudging the result R according to whether the attribute values of the same attribute in the attributes are the same or not, if the attribute values are differentiIs 1, wherein i is the attribute number, if the attribute values are the same, the judgment result R isiIs 0;
then, the judgment result R is determinediThen, according to the weight value P of each attributei(PiWeight value of attribute i), calculating attribute total deviation
n is the number of attributes.
Finally, whether the attribute total deviation delta is less than or equal to the preset deviation delta of the current carousel channel or not is judged0If yes, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; the preset sequencing rule is the sequence, the precedence order, the duration from long to short, and/or the duration from short to long after entering the database. In this embodiment, the predetermined sorting rule is to sort the audio/video clips in sequence after entering the database, so as to form the first audio/video clip list. If not, the audio/video clips which do not belong to the current carousel channel are removed. The present invention does not exclude other methods for determining whether the audio/video segment belongs to the current carousel channel. Other judgment methods are the same as the basic principle of the method listed in this embodiment, or any judgment method capable of judging whether an audio/video segment belongs to the current carousel channel is included in the present invention.
S3, integrating the first audio/video clip list with the existing audio/video clip list of the current carousel channel to form a second audio/video clip list.
Specifically, the step of integrating the first audio/video clip list with the existing audio/video clip list of the current carousel channel includes: inserting the first audio/video clip list into a header of an existing audio/video clip list of the current carousel channel to form a merged clip list;
judging whether the total duration of the combined segment segments is greater than the preset maximum total duration of the audio/video segment carousel list, if so, deleting the audio/video segments from the tail part of the combined segment list to ensure that the total duration of the combined segments is kept at the preset maximum total duration (T) of the audio/video segment carousel listmax) And forming said second list of audio/video clips; and if not, directly considering the merged segment list as the second audio/video segment list.
And S4, adjusting the second audio/video segment list according to the playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client, and broadcasting the audio/video segments according to the audio/video segment carousel list. In this embodiment, the playing attribute associated with the client includes a client ID and an average value of the viewing time length of the client.
In this embodiment, the step S4 specifically includes, when the client sends the request live stream, acquiring, according to the client ID, a request live broadcast audio/video clip S0 that is being played by the client with respect to its existing audio/video playlist, detecting whether the request live broadcast audio/video clip S0 exists in the second audio/video clip list, and when the request live broadcast audio/video clip S0 exists in the second audio/video clip list, inserting all the audio/video clips in the second audio/video clip list that are located in the request live broadcast audio/video clip S0 into the request live broadcast audio/video clip S0, and then forming a third audio/video clip list; when the requested direct broadcast audio/video clip S0 does not exist in the second audio/video clip list, the requested direct broadcast audio/video clip S0 is inserted into the head of the second audio/video clip list to form a fourth audio/video clip list. And deleting the third audio/video segment list or the fourth audio/video segment list according to the average value of the watching duration of the client, so that the total duration of the third audio/video segment list or the fourth audio/video segment list is not more than the statistic of the watching duration of the client, thereby generating an audio/video segment carousel list corresponding to the client, and forming a corresponding carousel signal from the position where the request live broadcast audio/video segment S0 is playing.
And S5, repeating the steps S2, S3 and S4 every other preset starting period, and arranging the continuously added audio/video clips belonging to the current carousel channel into the audio/video clip carousel list. In this embodiment, the predetermined starting period is a starting duration X of the server entering the automatic arrangement stage of the audio/video segment carousel list. While executing the step S6
S6, every other preset updating period, adjusting the preset maximum total time (T) of the audio/video segment carousel list every time according to the average value of the watching time of each clientmax) Making the preset maximum total duration of the audio/video segment carousel list be greater than or equal to the average value of the watching duration of each client, and adjusting the preset maximum total duration (T) of the audio/video segment carousel list after adjustmentmax) Is applied to step S4.
The audio/video carousel method described in this embodiment automatically generates a short audio/video segment list for carousel according to the user viewing statistics and the short video segment attributes, shortens the list update period, and adjusts the total duration of the carousel list by using the user viewing duration statistics, thereby reducing the operation cost of carousel, accelerating the propagation speed of short video segments, and avoiding the redundancy or omission of content in carousel.
Example two
Fig. 4 is a schematic structural diagram of an audio/video carousel system according to an embodiment of the present invention. As shown in fig. 4, the audio/video carousel system 1 includes: the system comprises an acquisition module 11, a processing module 12, an integration module 13, a carousel forming module 14, a circulation module 15 and an updating module 16.
The obtaining module 11 is configured to obtain an audio/video clip through at least one audio/video obtaining channel in real time, read data attributes of the obtained audio/video clip, and store the obtained audio/video clip in a database. In this embodiment, the acquisition channel includes audio/video clip sharing during live broadcasting, third-party video clip pushing, and the like. The data attributes of the acquired audio/video clip include.
The processing module 12 connected to the obtaining module 11 is configured to enable the server to enter an automatic arrangement stage of an audio/video segment carousel list, when entering the automatic arranging stage of the automatic audio/video segment carousel list, timing the starting time length of the server end entering the automatic arranging stage of the audio/video segment carousel list, counting the audio/video segments entering the database in the preset time period, searching the audio/video segments entering the database in a preset time period, judging whether the audio/video segments entering the database in the preset time period belong to the current carousel channel of the server side, if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; if not, eliminating the audio/video segments of the current carousel channel which do not belong to the server side. In this embodiment, assume that the current time is T0The starting time length of the server end entering the automatic arrangement stage of the audio/video segment carousel list is X, and the preset time period is a time period (T) obtained by subtracting the starting time length of the server end entering the automatic arrangement stage of the audio/video segment carousel list from the current time0-X，T0). Please refer to fig. 5, which is a schematic structural diagram of a processing module. As shown in fig. 5, the processing module 12 specifically includes: a first processing unit 121 and a second processing unit 122.
The first processing unit 121 is configured to temporarily store audio/video segments that are the same as the setting category of the current carousel channel according to the setting category of the current carousel channel, and remove audio/video segments that are different from the setting category of the current carousel channel. The second processing unit 122 connected to the first processing unit 121 is configured to determine, according to the channel attribute of the current carousel channel and the data attribute of the audio/video segment, whether the temporarily stored audio/video segment that is the same as the setting category of the current carousel channel belongs to the current carousel channel at the server side, if so, sort the audio/video segment that belongs to the current carousel channel according to a predetermined sorting rule to form a first audio/video segment list; if not, eliminating the audio/video segments which do not belong to the current carousel channel. In this embodiment, the process of determining whether the buffered audio/video segment with the same setting category as the current carousel channel belongs to the current carousel channel by the second processing unit 122 is as follows:
firstly, judging a result R according to whether the attribute values of the same attribute in the channel attribute of the current carousel channel and the data attribute of the audio/video clip are the same or not, and if the attribute values are different, judging the result RiIs 1, wherein i is the attribute number, if the attribute values are the same, the judgment result R isiIs 0;
then, the judgment result R is determinediThen, according to the weight value P of each attributei(PiWeight value of attribute i), calculating attribute total deviation
n is the number of attributes.
Finally, whether the attribute total deviation delta is less than or equal to the preset deviation delta of the current carousel channel or not is judged0If yes, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; the preset sequencing rule is the sequence, the precedence order, the duration from long to short, and/or the duration from short to long after entering the database. In this embodiment, the predetermined sorting rule is to sort the audio/video clips in sequence after entering the database, so as to form the first audio/video clip list. If not, the audio/video clips which do not belong to the current carousel channel are removed. The present invention does not exclude other methods for determining whether the audio/video segment belongs to the current carousel channel. Other judgment methods are the same as the basic principle of the method listed in this embodiment, or any judgment method capable of judging whether an audio/video segment belongs to the current carousel channel is included in the present invention.
An integration module 13 connected to the processing module is configured to integrate the first audio/video clip list with an existing audio/video clip list of the current carousel channel to form a second audio/video clip list.
Specifically, the integration module 13 specifically integrates the following processes: inserting the first audio/video clip list into a header of an existing audio/video clip list of the current carousel channel to form a merged clip list;
judging whether the total duration of the combined segment segments is greater than the preset maximum total duration of the audio/video segment carousel list, if so, deleting the audio/video segments from the tail part of the combined segment list to ensure that the total duration of the combined segments is kept at the preset maximum total duration (T) of the audio/video segment carousel listmax) And forming said second list of audio/video clips; and if not, directly considering the merged segment list as the second audio/video segment list.
The carousel forming module 14 connected to the integrating module 13 is configured to adjust the second audio/video segment list according to a playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client, and carousel the audio/video segments according to the audio/video segment carousel list. In this embodiment, the playing attribute associated with the client includes a client ID and an average value of the viewing time length of the client.
In this embodiment, the carousel forming module 14 is specifically configured to, when a client sends a request live stream, obtain, according to the client ID, a request live broadcast audio/video clip S0 that is being played by the client with respect to an existing audio/video playlist of the client, detect whether the request live broadcast audio/video clip S0 exists in the second audio/video clip list, and when the request live broadcast audio/video clip S0 exists in the second audio/video clip list, insert all the audio/video clips that are listed in the request live broadcast audio/video clip S0 in the second audio/video clip list into the request live broadcast audio/video clip S0, and form a third audio/video clip list; when the requested direct broadcast audio/video clip S0 does not exist in the second audio/video clip list, the requested direct broadcast audio/video clip S0 is inserted into the head of the second audio/video clip list to form a fourth audio/video clip list. And deleting the third audio/video segment list or the fourth audio/video segment list according to the average value of the watching duration of the client, so that the total duration of the third audio/video segment list or the fourth audio/video segment list is not more than the statistic of the watching duration of the client, thereby generating an audio/video segment carousel list corresponding to the client, and forming a corresponding carousel signal from the position where the request live broadcast audio/video segment S0 is playing.
The circulation module 15 connected to the processing module 12, the integration module 13, and the carousel forming module 14 is configured to repeatedly invoke the processing module 12, the integration module 13, and the carousel forming module 14 every other predetermined start period, and arrange the continuously added audio/video segments belonging to the current carousel channel into the audio/video segment carousel list.
An updating module 16 connected to the integrating module 13 is configured to adjust a preset maximum total duration (T) of the audio/video segment carousel list every other predetermined updating period according to the average value of the viewing duration of each clientmax) Making the preset maximum total duration of the audio/video segment carousel list be greater than or equal to the average value of the watching duration of each client, and adjusting the preset maximum total duration (T) of the audio/video segment carousel list after adjustmentmax) Applied to said integration module 13.
Fig. 6 shows a schematic structural diagram of the server in an embodiment. As shown in fig. 6, the server 2 includes the audio/video carousel system 1. In the present embodiment, the server 2 may be a machine which is generated by a processor of a general purpose computer, a special purpose computer, an embedded processor or other programmable data processing device through computer program instructions, so that the instructions executed by the processor of the computer or other programmable data processing device generate a device for realizing the functions specified in one or more flows of the flow chart and/or one or more blocks of the block diagram. The computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart block or blocks.
In summary, the audio/video carousel method and system and the server with the system of the present invention automatically generate the short audio/video segment list for carousel according to the user viewing statistics and the short video segment attributes, shorten the list update period, and adjust the total duration of the carousel list by using the user viewing duration statistics, thereby reducing the operation cost of carousel, accelerating the propagation speed of the short video segment, and avoiding the redundancy or omission of the content in carousel. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. An audio/video carousel method, comprising the steps of:
step one, acquiring audio/video clips through at least one audio/video acquisition channel in real time, and storing the acquired audio/video clips in a database;
step two, searching the audio/video segments entering the database in a preset time period, judging whether the audio/video segments entering the database in the preset time period belong to the current carousel channel, if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list;
integrating the first audio/video clip list with an existing audio/video clip list of the current carousel channel to form a second audio/video clip list;
step four, adjusting the second audio/video segment list according to the playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client, and broadcasting the audio/video segments according to the audio/video segment carousel list; when a client sends a request live broadcast stream, acquiring a request live broadcast audio/video clip which is played by the client relative to an existing audio/video play list of the client according to the client ID, detecting whether the request live broadcast audio/video clip exists in the second audio/video clip list, and when the request live broadcast audio/video clip S0 exists in the second audio/video clip list, inserting all audio/video clips which are arranged in front of the audio/video clip of the request live broadcast audio/video clip in the second audio/video clip list into the request live broadcast audio/video clip to form a third audio/video clip list; when the requested live broadcast audio/video clip does not exist in the second audio/video clip list, inserting the requested live broadcast audio/video clip into the head of the second audio/video clip list to form a fourth audio/video clip list; and deleting the third audio/video segment list or the fourth audio/video segment list according to the average value of the watching duration of the client, so that the total duration of the third audio/video segment list or the fourth audio/video segment list is not more than the statistic value of the watching duration of the client, an audio/video segment carousel list corresponding to the client is generated, and a corresponding carousel signal is formed from the position where the request direct broadcast audio/video segment is played.
2. An audio/video carousel method according to claim 1, wherein: after step four, the audio/video carousel method further comprises:
step five, repeating the step two, the step three and the step four every other preset starting period, and arranging the continuously added audio/video segments belonging to the current carousel channel into the audio/video segment carousel list;
and step six, adjusting the preset maximum total time length of the audio/video segment carousel list every time according to the average value of the watching time length of each client at intervals of a preset updating period, so that the preset maximum total time length of the audio/video segment carousel list is larger than or equal to the average value of the watching time length of each client.
3. An audio/video carousel method according to claim 1, wherein:
the first step also comprises reading the data attribute of the audio/video clip;
the second step further comprises: when entering the automatic arrangement stage of the audio/video segment carousel list, timing the starting duration of the automatic arrangement stage of the audio/video segment carousel list, and counting the audio/video segments entering the database within the preset time period; the preset time period is the time period between the starting time length of the current moment minus the automatic arrangement stage of the audio/video segment carousel list and the current moment.
4. An audio/video carousel method according to claim 3, wherein: the step of judging whether the audio/video segments entering the database in the time period belong to the current carousel channel comprises the following steps:
according to the setting type of the current carousel channel, temporarily storing audio/video segments with the same setting type as the current carousel channel, and eliminating audio/video segments with different setting types from the current carousel channel; the setting categories of the current carousel channel include: classifying audio/video, acquiring time and/or presetting maximum total duration of a carousel list; judging whether the temporarily stored audio/video segments with the same setting type as the current carousel channel belong to the current carousel channel or not according to the channel attribute of the current carousel channel and the data attribute of the audio/video segments, if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; if not, eliminating the audio/video segments which do not belong to the current carousel channel; the channel attributes include audio/video tags; the data attributes comprise audio/video time length, audio/video classification, audio/video label and acquisition time;
the step of judging whether the temporarily stored audio/video segments with the same setting type as the current carousel channel belong to the current carousel channel comprises the following steps:
judging a result R according to whether the attribute values of the same attribute in the channel attribute of the current carousel channel and the data attribute of the audio/video clip are the same or not, and if the attribute values are differentiIs 1, wherein i is the attribute number, if the attribute values are the same, the judgment result R isiIs 0;
in determining the judgment result RiThen, according to the weight value P of each attributei(PiWeight value of attribute i), calculating attribute total deviation
n is the number of attributes;
judging whether the attribute total deviation delta is less than or equal to the preset deviation delta of the current carousel channel or not0If yes, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; the preset sequencing rule is that the sequence, the sequence and the duration are from long to short or from short to long after the preset sequencing rule enters the database.
5. An audio/video carousel method according to claim 1, wherein: the third step comprises:
inserting the first audio/video clip list into a header of an existing audio/video clip list of the current carousel channel to form a merged clip list;
judging whether the total duration of the combined segments is greater than the preset maximum total duration of the audio/video segment carousel list or not, if so, deleting the audio/video segments from the tail part of the combined segment list to ensure that the total duration of the combined segments is kept within the preset maximum total duration of the audio/video segment carousel list, and forming a second audio/video segment list; and if not, the merged segment list is regarded as the second audio/video segment list.
6. An audio/video carousel system, the audio/video carousel system comprising:
the acquisition module is used for acquiring audio/video clips through at least one audio/video acquisition channel in real time and storing the acquired audio/video clips in a database;
the processing module is used for searching the audio/video segments entering the database in a preset time period, judging whether the audio/video segments entering the database in the preset time period belong to the current carousel channel, and if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list;
the integration module is used for integrating the first audio/video clip list with the current existing audio/video clip list of the audio/video playing equipment to form a second audio/video clip list;
the carousel forming module is used for adjusting the second audio/video segment list according to the playing attribute associated with the client to generate an audio/video segment carousel list corresponding to the client, and carousel the audio/video segments according to the audio/video segment carousel list; when a client sends a request live broadcast stream, the carousel forming module acquires a request live broadcast audio/video clip being played in the client relative to an existing audio/video play list of the client according to the client ID, detects whether the request live broadcast audio/video clip exists in the second audio/video clip list, and when the request live broadcast audio/video clip exists in the second audio/video clip list, inserts all the audio/video clips in the second audio/video clip list, which are arranged in front of the audio/video clip of the request live broadcast audio/video clip, into the request live broadcast audio/video clip to form a third audio/video clip list; when the requested live broadcast audio/video clip does not exist in the second audio/video clip list, inserting the requested live broadcast audio/video clip into the head of the second audio/video clip list to form a fourth audio/video clip list; and deleting the third audio/video segment list or the fourth audio/video segment list according to the average value of the watching duration of the client, so that the total duration of the third audio/video segment list or the fourth audio/video segment list is not more than the statistic value of the watching duration of the client, an audio/video segment carousel list corresponding to the client is generated, and a corresponding carousel signal is formed from the position where the request direct broadcast audio/video segment is played.
7. An audio/video carousel system according to claim 6, wherein: the audio/video carousel system further comprises:
the circulating module is used for repeatedly calling the processing module, the integrating module and the carousel forming module every other preset starting period, and arranging the continuously added audio/video segments belonging to the current carousel channel into the audio/video segment carousel list;
and the updating module is used for adjusting the preset maximum total time length of the audio/video segment carousel list every time according to the average value of the watching time length of each client at intervals of a preset updating period, so that the preset maximum total time length of the audio/video segment carousel list is larger than or equal to the average value of the watching time length of each client.
8. An audio/video carousel system according to claim 6, wherein:
the acquisition module is also used for reading the data attribute of the audio/video clip;
the processing module is also used for timing the starting time of the automatic arrangement stage of the audio/video segment carousel list when the automatic arrangement stage of the audio/video segment carousel list is entered, and counting the audio/video segments entering the database in the preset time period; the preset time period is the time period between the starting time length of the current moment minus the automatic arrangement stage of the audio/video segment carousel list and the current moment.
9. An audio/video carousel system according to claim 6, wherein: the processing module comprises:
the first processing unit is used for temporarily storing the audio/video segments with the same setting type as the current carousel channel according to the setting type of the current carousel channel and eliminating the audio/video segments with the different setting type from the current carousel channel;
the second processing unit is used for judging whether the temporarily stored audio/video segments with the same setting type as the current carousel channel belong to the current carousel channel or not according to the channel attribute of the current carousel channel and the data attribute of the audio/video segments, and if so, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; if not, eliminating the audio/video segments which do not belong to the current carousel channel; the channel attributes include audio/video tags; the data attributes comprise audio/video time length, audio/video classification, audio/video label and acquisition time;
the second processing unit judges whether the temporarily stored audio/video segments with the same setting type as the current carousel channel belong to the current carousel channel or not, and the judgment process comprises the following steps: judging a result R according to whether the attribute values of the same attribute in the channel attribute of the current carousel channel and the data attribute of the audio/video clip are the same or not, and if the attribute values are differentiIs 1, wherein i is the attribute number, if the attribute values are the same, the judgment result R isiIs 0; in determining the judgment result RiThen, according to the weight value P of each attributei(PiWeight value of attribute i), calculating attribute total deviation
n is the number of attributes; finally, whether the attribute total deviation delta is smaller than or equal to the current attribute total deviation delta is judgedCarousel channel predetermined offset Δ0If yes, sequencing the audio/video segments belonging to the current carousel channel according to a preset sequencing rule to form a first audio/video segment list; the preset sequencing rule is that the sequence, the sequence and the duration are from long to short or from short to long after the preset sequencing rule enters the database.
10. A server side, comprising:
an audio/video carousel system according to any one of claims 6-9.
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| CN111258484A (en) * | 2020-02-12 | 2020-06-09 | 北京奇艺世纪科技有限公司 | Video playing method and device, electronic equipment and storage medium |
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