CN113810776A - Method and device for automatically generating playlist - Google Patents
Method and device for automatically generating playlist Download PDFInfo
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- CN113810776A CN113810776A CN202111000290.6A CN202111000290A CN113810776A CN 113810776 A CN113810776 A CN 113810776A CN 202111000290 A CN202111000290 A CN 202111000290A CN 113810776 A CN113810776 A CN 113810776A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
- H04N21/4825—End-user interface for program selection using a list of items to be played back in a given order, e.g. playlists
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
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- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Television Signal Processing For Recording (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Abstract
The invention discloses a method for automatically generating a playlist, wherein the method comprises the following steps: s1, obtaining the pre-editing list parameter, the pre-editing list parameter is set according to the broadcasting requirement of the channel, and the pre-editing list parameter comprises the following contents: designated content played at a fixed time point; video screening conditions; and ordering rules for the video; s2, screening out videos meeting the requirements according to the screening conditions in the pre-editing list parameters, and sorting according to a sorting rule; s3, determining a reference broadcast table, and determining a fixed time period and a non-fixed time period of the broadcast table to be scheduled according to whether the video played at the fixed time point exists; s4, filling the obtained video into the non-fixed time slot of the reference playlist, and generating a complete playlist, including: filling the screened videos into the non-fixed time periods of the reference broadcast list one by one in sequence; and calculating the total duration of the filled video in the filling process, comparing the total duration with the duration of the non-fixed time period, and correspondingly adjusting according to the comparison result.
Description
Technical Field
The invention belongs to the technical field of video playing, and particularly relates to a method and a device for automatically generating a playlist.
Background
Many television stations and new media companies now create carousel channels that carousel different videos 24 hours a day. Many carousel channels require several fixed times to play a specified video, and other times to play videos within a specified range, but there is no mandatory requirement for specific playing contents. When the video time used by a channel is short, such as an advertisement channel or a tv shopping channel, the video time is generally from several minutes to tens of minutes, and the video required to be broadcast in 24 hours a day reaches dozens or even hundreds. If the broadcasting list is manually created by the editing personnel, videos need to be selected from the video library one by one and added into the broadcasting list, the workload is large, when the appointed videos need to be played at a fixed time point, the editing personnel also need to calculate the time length of the videos, and some complicated mechanical calculation is easy to make mistakes, so that liability accidents are caused.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a method and a device for automatically generating a playlist, which are used for automatically generating the playlist based on set conditions, greatly reducing the workload of an order maker, reducing errors caused by human factors and improving the accuracy and efficiency of order making. .
In order to solve the technical problems, the invention adopts the following technical scheme:
an embodiment of the present invention provides a method for automatically generating a playlist, including the following steps:
s1, obtaining the pre-editing list parameter, the pre-editing list parameter is set according to the broadcasting requirement of the channel, and the pre-editing list parameter comprises the following contents: designated content played at a fixed time point; video screening conditions; and ordering rules for the video;
s2, screening out videos meeting the requirements according to the screening conditions in the pre-editing list parameters, and sorting according to a sorting rule;
s3, determining a reference broadcast table, and determining a fixed time period and a non-fixed time period of the broadcast table to be scheduled according to whether the video played at the fixed time point exists;
s4, filling the obtained video into the non-fixed time slot of the reference playlist, and generating a complete playlist, including: filling the screened videos into the non-fixed time periods of the reference broadcast list one by one in sequence; and calculating the total duration of the filled video in the filling process, comparing the total duration with the duration of the non-fixed time period, and correspondingly adjusting according to the comparison result.
Preferably, in S4, the adjusting according to the comparison result specifically includes: and if the total duration of the filled videos exceeds the total duration of the non-fixed time period, the last video is cut off, and the playing end time of the last video is the next fixed playing time point or the playing end time of the last video is delayed to the playing end time of the last video.
Preferably, in S4, the adjusting according to the comparison result specifically includes: if the total duration of the filled videos is less than the total duration of the non-fixed time period and no videos can be filled continuously, the gasket is played after the last video is played, or the filled videos are selected to be played circularly until the next fixed playing time point.
Preferably, in S1, the video filtering condition includes at least one of a category of the video, a content provider of the video, a country of the video, a video duration, and an online time.
Preferably, in S1, the video sorting rule includes at least one of the number of video-on-demand times, the online time of the video, and the video duration.
Another aspect of the embodiments of the present invention provides an apparatus for automatically generating a playlist, including:
the system comprises an acquisition pre-editing parameter module, a channel playing module and a display module, wherein the acquisition pre-editing parameter module is used for acquiring pre-editing parameters set according to channel playing requirements, and the pre-editing parameters comprise a specified video played at a fixed time, video screening conditions and video sequencing rules;
the video acquisition module is used for screening out videos meeting the conditions according to the screening conditions in the pre-editing list parameters and sequencing the videos according to a sequencing rule;
the reference playlist determining module is used for determining a fixed time period and a non-fixed time period of a playlist to be scheduled according to whether videos played at fixed time points exist or not;
and the playlist generating module is used for filling the acquired video into the non-fixed time period of the reference playlist to generate a complete playlist.
Preferably, the generating the playlist module further comprises:
the first video filling unit is used for filling the screened videos into the non-fixed time periods of the reference broadcast table in sequence;
the video duration calculating and judging unit is used for calculating the total duration of the filled video in the filling process and comparing the total duration with the duration of the non-fixed time period;
the second video filling unit is used for cutting off the last video when the total duration of the filled videos exceeds the total duration of the non-fixed time period, wherein the playing ending time of the last video is the next fixed playing time point, or the playing ending time of the last video is delayed to the playing ending time of the last video;
and the third video filling unit is used for playing the gasket after the last video is played or selecting to play the filled video circularly until the next fixed playing time point when the total duration of the filled video is less than the total duration of the non-fixed time period and no video capable of being filled continuously exists.
Preferably, in S1, the video filtering condition includes at least one of a category of the video, a content provider of the video, a country of the video, a video duration, and an online time.
Preferably, in S1, the video sorting rule includes at least one of the number of video-on-demand times, the online time of the video, and the video duration.
The invention has the following beneficial effects: the invention provides a method and a device for automatically generating a playlist aiming at the problems of large workload and easy error of a list editing personnel in video playing, and the method and the device are used for automatically generating the playlist by acquiring pre-editing parameters, screening and sequencing videos, setting a fixed playing time period and a non-fixed playing time period, filling the screened videos into the non-fixed playing time period of the playlist, and automatically generating the playlist, thereby simplifying the generation flow of the playlist, greatly reducing the workload of the list editing personnel, reducing errors caused by human factors, improving the accuracy and efficiency of the list editing, and improving the user experience of a carousel system.
Drawings
FIG. 1 is a flow chart of the steps of a method of automatically generating a playlist in accordance with an embodiment of the present invention;
fig. 2 is a schematic block diagram of an apparatus for automatically generating a playlist according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a flowchart illustrating steps of a method for automatically generating a playlist according to an embodiment of the present invention is shown, including the following steps:
s1, obtaining the pre-editing list parameter, the pre-editing list parameter is set according to the broadcasting requirement of the channel, and the pre-editing list parameter comprises the following contents: designated content played at a fixed time point; video screening conditions; and ordering rules for the video;
s2, screening out videos meeting the requirements according to the screening conditions in the pre-editing list parameters, and sorting according to a sorting rule;
s3, determining a reference broadcast table, and determining a fixed time period and a non-fixed time period of the broadcast table to be scheduled according to whether the video played at the fixed time point exists; in some usage scenarios, a specific video needs to be played in a fixed time period, such as news playing for half an hour at 12 pm, and weather forecast playing for 15 minutes at 18 pm, in which case there are 2 fixed time periods and 3 non-fixed time periods; there is also a usage scenario where there is no video that needs to be played at a fixed time point, in which case there is only one non-fixed time period; non-fixed time periods require automatic filling of the video.
S4, filling the obtained video into the non-fixed time slot of the reference playlist, and generating a complete playlist, including: filling the screened videos into the non-fixed time periods of the reference broadcast list one by one in sequence; and calculating the total duration of the filled video in the filling process, comparing the total duration with the duration of the non-fixed time period, and correspondingly adjusting according to the comparison result.
In a specific application example, in S1, the video filtering condition may include any one of the following, and only some of the selectable filtering conditions are listed below, and the specific implementation process is not limited to the following conditions: (1) classification of video, such as movies, drama, art, news, animation, advertisements, etc.; (2) a content provider of the video; (3) country of video, director, year of release, etc.; (4) video duration, namely, videos with duration within a certain range can be screened; (5) and (4) screening the latest video by the online time.
In S1, the video sorting rule includes at least one of the number of video-on-demand times, the online time of the video, and the video duration.
In a specific application example, in S2, videos meeting the requirements are screened out according to screening conditions, for example, videos classified as anarchia after the online time of 1 month and 1 day of 2021 are screened out; sorting is performed according to a sorting rule, such as sorting by order number.
In the specific application example, in S4, in an application scene, there are 3 non-fixed time periods, the first time period is filled with the screened video according to the sorting rule, and so on.
In the specific application example, in S4, the corresponding adjustment according to the comparison result specifically includes: and if the total duration of the filled videos exceeds the total duration of the non-fixed time period, the last video is cut off, and the playing end time of the last video is the next fixed playing time point or the playing end time of the last video is delayed to the playing end time of the last video.
In the specific application example, in S4, the corresponding adjustment according to the comparison result specifically includes: if the total duration of the filled videos is less than the total duration of the non-fixed time period and no videos can be filled continuously, the gasket is played after the last video is played, or the filled videos are selected to be played circularly until the next fixed playing time point.
Corresponding to the embodiment of the method, the invention provides a device for automatically generating a playlist, which comprises the following steps: a pre-editing parameter obtaining module 10, configured to obtain pre-editing parameters set according to channel playing requirements, where the pre-editing parameters include a specified video to be played at a fixed time, a video screening condition, and a video sorting rule; the video acquiring module 20 is used for screening out videos meeting the conditions according to the screening conditions in the pre-editing parameters and sorting the videos according to a sorting rule; a reference playlist determining module 30, configured to determine a fixed time period and a non-fixed time period of a playlist to be scheduled according to whether there is a video played at a fixed time point; and the playlist generating module 40 is configured to fill the acquired video into the non-fixed time period of the reference playlist to generate a complete playlist.
In a specific application example, the generating a playlist module further includes: a first video stuffing unit 401 for sequentially stuffing the screened videos into the non-fixed time periods of the reference playlist; a video duration calculating and judging unit 402, configured to calculate a total duration of the filled video in the filling process, and compare the total duration with a duration of a non-fixed time period; a second video padding unit 403, configured to truncate the last video when the total duration of the padded videos exceeds the total duration of the non-fixed time period, where the play end time of the last video is the next fixed play time point, or select to delay the next fixed play time point to the play end time of the last video; and a third video padding unit 404, configured to play the pad after the last video playing is finished or select to play the padded video cyclically until the next fixed playing time point when the total duration of the padded video is less than the total duration of the non-fixed time period and there is no video that can be padded continuously.
In a specific application example, in the module 10 for obtaining pre-catalogued parameters, the video screening conditions may include any one of the following, and only some of the following optional screening conditions are listed, and the specific implementation process is not limited to the following conditions: (1) classification of video, such as movies, drama, art, news, animation, advertisements, etc.; (2) a content provider of the video; (3) country of video, director, year of release, etc.; (4) video duration, namely, videos with duration within a certain range can be screened; (5) and (4) screening the latest video by the online time.
In the specific application example, in the pre-editing parameter obtaining module 10, the video ordering rule includes at least one of the number of video-on-demand times, the online time of the video, and the video duration.
In a specific application example, in the video obtaining module 20, videos meeting the requirements are screened out according to the screening conditions, for example, videos classified as anarchia in the time of online 1 month 1 day after 2021 year are screened out; sorting is performed according to a sorting rule, such as sorting by order number.
In a specific application example, in the first video filling unit 401, there are 3 non-fixed time periods in an application scene, the screened videos are filled into the first time period according to the sorting rule, and then the rest is done in sequence.
Through the embodiment, the invention provides the method and the device for automatically generating the playlist aiming at the problems of large workload and easy error of the order editing personnel in video playing, and the method and the device automatically generate the playlist by acquiring the parameters of the pre-editing list, screening and sequencing videos, setting the fixed playing time period and the non-fixed playing time period, filling the screened videos into the non-fixed playing time period of the playlist, so that the generation flow of the playlist is simplified, the workload of the order editing personnel is greatly reduced, the errors caused by human factors are reduced, the accuracy and the efficiency of the order editing are improved, and the user experience of a carousel system is improved.
It is to be understood that the exemplary embodiments described herein are illustrative and not restrictive. Although one or more embodiments of the present invention have been described with reference to the accompanying drawings, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims.
Claims (9)
1. A method for automatically generating a playlist, comprising the steps of:
s1, obtaining the pre-editing list parameter, the pre-editing list parameter is set according to the broadcasting requirement of the channel, and the pre-editing list parameter comprises the following contents: designated content played at a fixed time point; video screening conditions; and ordering rules for the video;
s2, screening out videos meeting the requirements according to the screening conditions in the pre-editing list parameters, and sorting according to a sorting rule;
s3, determining a reference broadcast table, and determining a fixed time period and a non-fixed time period of the broadcast table to be scheduled according to whether the video played at the fixed time point exists;
s4, filling the obtained video into the non-fixed time slot of the reference playlist, and generating a complete playlist, including: filling the screened videos into the non-fixed time periods of the reference broadcast list one by one in sequence; and calculating the total duration of the filled video in the filling process, comparing the total duration with the duration of the non-fixed time period, and correspondingly adjusting according to the comparison result.
2. The method for automatically generating a playlist as claimed in claim 1, wherein in S4, the adjusting according to the comparison result specifically includes: and if the total duration of the filled videos exceeds the total duration of the non-fixed time period, the last video is cut off, and the playing end time of the last video is the next fixed playing time point or the playing end time of the last video is delayed to the playing end time of the last video.
3. The method for automatically generating a playlist as claimed in claim 1, wherein in S4, the adjusting according to the comparison result specifically includes: if the total duration of the filled videos is less than the total duration of the non-fixed time period and no videos can be filled continuously, the gasket is played after the last video is played, or the filled videos are selected to be played circularly until the next fixed playing time point.
4. The method of automatically generating a playlist according to any one of claims 1 to 3, wherein the video filtering condition includes at least one of a classification of the video, a content provider of the video, a country of the video, a time period of the video, and a time on line in S1.
5. The method of automatically generating a playlist as claimed in any one of claims 1 to 3, wherein the video sorting rule comprises at least one of a number of on-demand times of the video, an online time of the video and a video duration in S1.
6. An apparatus for automatically generating a playlist, comprising:
the system comprises an acquisition pre-editing parameter module, a channel playing module and a display module, wherein the acquisition pre-editing parameter module is used for acquiring pre-editing parameters set according to channel playing requirements, and the pre-editing parameters comprise a specified video played at a fixed time, video screening conditions and video sequencing rules;
the video acquisition module is used for screening out videos meeting the conditions according to the screening conditions in the pre-editing list parameters and sequencing the videos according to a sequencing rule;
the reference playlist determining module is used for determining a fixed time period and a non-fixed time period of a playlist to be scheduled according to whether videos played at fixed time points exist or not;
and the playlist generating module is used for filling the acquired video into the non-fixed time period of the reference playlist to generate a complete playlist.
7. The apparatus for automatically generating a playlist of claim 6, wherein the generate playlist module further comprises:
the first video filling unit is used for filling the screened videos into the non-fixed time periods of the reference broadcast table in sequence;
the video duration calculating and judging unit is used for calculating the total duration of the filled video in the filling process and comparing the total duration with the duration of the non-fixed time period;
the second video filling unit is used for cutting off the last video when the total duration of the filled videos exceeds the total duration of the non-fixed time period, wherein the playing ending time of the last video is the next fixed playing time point, or the playing ending time of the last video is delayed to the playing ending time of the last video;
and the third video filling unit is used for playing the gasket after the last video is played or selecting to play the filled video circularly until the next fixed playing time point when the total duration of the filled video is less than the total duration of the non-fixed time period and no video capable of being filled continuously exists.
8. The apparatus for automatically generating a playlist according to claim 6 or 7, wherein the video filtering condition includes at least one of a classification of the video, a content provider of the video, a country of the video, a video time period, and an online time in S1.
9. The apparatus for automatically generating a playlist as claimed in claim 6 or 7, wherein the sorting rule of the videos includes at least one of on-demand times of the videos, online time of the videos and video duration in S1.
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| CN202111000290.6A CN113810776A (en) | 2021-08-27 | 2021-08-27 | Method and device for automatically generating playlist |
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| CN202111000290.6A CN113810776A (en) | 2021-08-27 | 2021-08-27 | Method and device for automatically generating playlist |
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Cited By (1)
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| CN115396703A (en) * | 2022-08-24 | 2022-11-25 | 北京贝能达信息技术股份有限公司 | Playlist editing and playing system and method |
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