CN113691839A - Video file publishing method and device - Google Patents
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- 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
- H04N21/26208—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 the scheduling operation being performed under constraints
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- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234309—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4 or from Quicktime to Realvideo
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- H04N21/26283—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 associating distribution time parameters to content, e.g. to generate electronic program guide data
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Abstract
The invention provides a video file release method and a video file release device, wherein in the scheme, a target source file matched with live broadcast content is transcoded in advance before the live broadcast content is finished to obtain a target video file matched with the live broadcast content, after the target video file is checked and passed, the target video file is subjected to CDN (content distribution network) distribution, when the issuing time of the target video file arrives, the target video file is generated and pushed to a target video file of downstream equipment, and at the moment, a user can click to play the target video file.
Description
Technical Field
The invention relates to the technical field of image processing, in particular to a video file publishing method and device based on specific time.
Background
Some programs live broadcast by a television station can take source files of live broadcast contents in advance, and complete video files can be on-line only after the television station broadcasts the video files completely according to copyright requirements; but the online of the video needs to complete a series of processes such as transcoding, auditing, CDN (content delivery network) distribution and the like, and the file meeting the online condition just before the live broadcast is finished cannot be accurately controlled, so that the transcoding, the auditing and the CDN distribution can be started in advance, a complete video file capable of being online is prepared, and the video file is not issued to the front end to be exposed; when the live broadcast of the television station is finished, the prepared file is on-time on-line, and the user can see the high-quality complete video content at the first time.
How to ensure that the source files can be published at the first time after the live broadcast of the television station is completed becomes one of the technical problems to be solved urgently by technical personnel in the field.
Disclosure of Invention
In view of this, embodiments of the present invention provide a method and an apparatus for publishing a video file, so as to implement timely publishing of a video file corresponding to live content.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
a video file publishing method comprises the following steps:
acquiring a target source file and transcoding parameters, wherein the target source file is a source file of a video which is being live broadcast;
transcoding the target source file based on the transcoding parameters to obtain a target video file;
setting a timed issuing task of the target video file, wherein the timed issuing task comprises issuing time of the target video file;
judging whether the target video file passes the audit or not;
when the auditing is passed, CDN delivery is carried out on the target video file;
and judging whether the delivery time in the timed delivery task is reached, if so, generating and pushing the target video file to a target video file of downstream equipment.
Optionally, the video file publishing method further includes:
and generating and sending a distribution notice for prompting that the target video file needs to be distributed to the target object when a preset time node before the down-sending time of the target video file is reached.
Optionally, in the video file delivery method, after CDN delivery is performed on the target video file, the method further includes:
acquiring the version number of the target video file;
judging whether the target video file is a version number required to be transmitted in a live broadcast mode or not based on the version number of the target video file;
and when the target video file is a version number which needs to be transmitted in a live broadcast mode, recovering the distributed video file matched with the target video file.
Optionally, in the video file publishing method, the target source file includes N sub-target source files;
transcoding the target source file based on the transcoding parameters to obtain a target video file, comprising:
and acquiring a sub-target source file matched with the current time node, and transcoding the sub-target source file based on the transcoding parameters to obtain a target video file matched with the sub-target source file.
Optionally, in the video file publishing method, after the target video file is generated and pushed to a target video file of a downstream device, the method further includes:
and sending the push result to the target object.
A video file distribution apparatus comprising:
the source file acquisition unit is used for acquiring a target source file and transcoding parameters, wherein the target source file is a source file of a video which is being live broadcast;
the transcoding unit is used for transcoding the target source file based on the transcoding parameters to obtain a target video file;
the timing issuing task setting unit is used for setting a timing issuing task of the target video file, and the timing issuing task comprises issuing time of the target video file;
the CDN distribution unit is used for judging whether the target video file passes the audit or not; when the auditing is passed, CDN delivery is carried out on the target video file;
and the pushing unit is used for judging whether the sending time in the timed sending task is reached, and if so, generating and pushing the target video file to a target video file of downstream equipment.
Optionally, the video file publishing device further includes:
and the first reminding unit is used for generating and sending a distribution notice for reminding that the target video file needs to be distributed to the target object when a preset time node before the down-sending time of the target video file is reached.
Optionally, in the video file distribution apparatus, the pushing unit is further configured to:
acquiring the version number of the target video file;
judging whether the target video file is a version number required to be transmitted in a live broadcast mode or not based on the version number of the target video file;
and when the target video file is a version number which needs to be transmitted in a live broadcast mode, recovering the distributed video file matched with the target video file.
Optionally, in the video file publishing device, the target source file includes N sub-target source files;
the transcoding unit is specifically configured to, when transcoding the target source file based on the transcoding parameter to obtain the target video file:
and acquiring a sub-target source file matched with the current time node, and transcoding the sub-target source file based on the transcoding parameters to obtain a target video file matched with the sub-target source file.
Optionally, after generating and pushing the target video file to the target video file of the downstream device, the video file publishing apparatus further includes:
and the second reminding unit is used for sending the pushing result to the target object.
Based on the technical scheme, according to the scheme provided by the embodiment of the invention, before live content is finished, a target source file matched with the live content is transcoded in advance to obtain a target video file matched with the live content, after the target video file is checked, CDN (content distribution network) distribution is carried out on the target video file, when the issuing time of the target video file arrives, the target video file is generated and pushed to a target video file of downstream equipment, at the moment, a user can click to play the target video file, and compared with the prior art, the video file corresponding to the target video file can be quickly pushed out after the live content is finished.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic flowchart of a video file publishing method disclosed in an embodiment of the present application;
fig. 2 is a schematic flowchart of a video file publishing method according to another embodiment of the present application;
fig. 3 is a schematic flowchart of a video file publishing method according to another embodiment of the present application;
fig. 4 is a schematic structural diagram of a video file distribution apparatus according to an embodiment of the present application.
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The application discloses a video file publishing method and a video file publishing device capable of publishing video files regularly, and with reference to fig. 1, the method comprises the following steps:
step S101: acquiring a target source file and transcoding parameters, wherein the target source file is a source file of a video which is being live broadcast;
in the multimedia field, a media resource file is divided into a source file and a transcoded finished product file, the source file and transcoding parameters are sent to a transcoding group and then the transcoded finished product file can be transcoded out, the finished product file is audited through a management system and then is notified to the CDN to distribute the finished product file, and the CDN can be notified to the front end to use after the distribution is completed.
The target source file in this step refers to a source file that needs to be sent regularly in this scheme, and the transcoding parameter is a parameter file for transcoding the source file.
Step S102: transcoding the target source file based on the transcoding parameters to obtain a target video file;
in the scheme, after the transcoding group acquires the transcoding parameters and the target source file, the target source file is transcoded based on the transcoding parameters, optionally, the transcoding parameters may also be pre-stored in the transcoding group, and when the target source file needs to be transcoded, the transcoding parameter can be directly called, where the target video file is a finished file corresponding to the target source file.
Further, in the present scheme, before transcoding the target source file, a version number of the target source file may be set, a record may be added during a preset file timing issue, and key fields such as a target source file ID, a target video file ID, and an issue time issued at a timing corresponding to the target source file may be saved in the record.
Step S103: setting a timed issuing task of the target video file, wherein the timed issuing task comprises issuing time of the target video file;
in this step, when setting the timed issuing task of the target video file, the user may manually set the issuing time, or may set the issuing time according to a target node of the live broadcast content, and may store the issuing time in the timed issuing file, where the live broadcast content, that is, the live broadcast content corresponding to the target source file, may issue the target file only after the live broadcast content is finished.
Step S104: judging whether the target video file passes the audit or not;
after the target source file transcoding is finished and the file timing issuing table is established, an auditing worksheet matched with the target source file is established and submitted to a declaration pipe for auditing, and a CDN distribution application can be initiated after auditing is finished; in this step, it is determined whether the target video file is approved, which substantially means that it is determined whether the declaration pipe audit is approved, and only after the declaration pipe audit is approved, the subsequent action can be performed.
Step S105: when the auditing is passed, CDN delivery is carried out on the target video file;
in this step, after the declaration and management is passed, a CDN delivery application for the target video file is initiated, and CDN delivery of the target video file is completed.
Step S106: judging whether the time for issuing the timed issuing task is reached, if so, executing the step S107, otherwise, continuing to wait;
in this step, after the target video file CDN completes delivery, monitoring delivery time in the timed delivery task, and when the delivery time is reached, indicating that video content can be pushed to a user, at this time, executing step S107;
step S107: generating and pushing a target video file to a downstream device target video file;
in this step, when the delivery time is reached, the target video file is pushed to a downstream device, and the user can watch and play the target video file at this time.
In the above scheme disclosed in the embodiment of the application, before the live content is finished, the target source file matched with the live content is transcoded in advance to obtain the target video file matched with the target source file, after the target video file is examined and passed, the target video file is subjected to CDN distribution, when the issuing time of the target video file arrives, the target video file is generated and pushed to the downstream equipment target video file, at the moment, the user can click and play the target video file, and compared with the prior art scheme, the video file corresponding to the target video file can be rapidly pushed out after the live content is finished.
Further, in the technical solution disclosed in this embodiment, in order to ensure the accuracy of the pushed video content, before the target video file is distributed, a distribution notification for representing that a target video needs to be distributed is further sent to the target object, specifically, in this solution, a time node may be preset based on the distribution time, and when the preset time node before the distribution time of the target video file is reached, a distribution notification for prompting that a target video file needs to be distributed is generated and sent to the target object, for example, the distribution notification may be sent to the target object through a WeChat or other communication manner, so as to prompt the target object that a video file needs to be distributed at regular time, and if there is a problem, the target object may also be prompted to perform operations such as data repair and audit on the target video file or the target source file.
In this scheme, the target video file refers to a video file matched with live broadcast content, in the live broadcast process, a plurality of target video files matched with a live broadcast process are generated, in order to save server resources, when a new target video file is sent down, an old target video file can be recovered, and at this moment, before the target video file is subjected to CDN distribution, the method further includes:
step S201: acquiring the version number of the target video file or the version number of the target source file;
step S202: judging whether the target video file is a version number corresponding to live content or not based on the version number of the target video file, if so, executing a step S203, and if not, not distributing the target source file and sending a corresponding notice to a target object;
in this step, it is further determined whether the version number of the video file is a version number matched with the current live content, so as to prevent a video file from being wrongly distributed, and other video contents are distributed as the live content.
Step S203: when the target video file is a version number which needs to be delivered by live broadcasting, CDN (content distribution network) delivery is carried out on the target video file, and the delivered video file matched with the version number of the target video file is recovered;
in this step, when it is determined that the target video file is a video file corresponding to the currently corresponding live content, the video files that have been distributed before the current distribution are recovered, where the recovery may refer to deleting these old video files, for example, in a live broadcast process, video files in a plurality of time periods such as half an hour and 1 hour that match the target video file are generated, and after the video file corresponding to 1 hour is distributed, the video file corresponding to half an hour may be deleted.
Therefore, further, in the technical solution disclosed in this embodiment, the target source file may include N sub-target source files, and each sub-target source file corresponds to live broadcast contents of different time nodes, for example, the N sub-target source files may be source files corresponding to half an hour of live broadcast contents, source files corresponding to 1 hour of live broadcast contents, source files corresponding to 1.5 hours of live broadcast contents, and the like;
referring to fig. 3, the step S102: transcoding the target source file based on the transcoding parameters to obtain a target video file, comprising:
and acquiring a sub-target source file matched with the current time node of live content (the live content is the live content matched with the target source file), and transcoding the sub-target source file based on the transcoding parameters to obtain a target video file matched with the sub-target source file.
In the technical solution disclosed in the embodiment of the present application, the method may further include sending a pushing result to a target object so that the target object can determine whether the target video file is successfully pushed, and specifically, after generating and pushing the target video file to a target video file of a downstream device, the method further includes: and sending the push result to the target object.
The following describes the video file distribution device provided by the embodiment of the present invention, and the video file distribution device described below and the video file distribution device described above can be referred to correspondingly.
Referring to fig. 4, a video file distribution apparatus disclosed in an embodiment of the present application includes:
the source file acquisition unit 100 is configured to acquire a target source file and transcoding parameters, where the target source file is a source file of a video being live broadcast;
the transcoding unit 200 is configured to transcode the target source file based on the transcoding parameter to obtain a target video file;
a timed issuing task setting unit 300, configured to set a timed issuing task of the target video file, where the timed issuing task includes issuing time of the target video file;
a CDN delivery unit 400, configured to determine whether the target video file is approved; when the auditing is passed, CDN delivery is carried out on the target video file;
and the pushing unit 500 is used for judging whether the delivery time in the timed delivery task is reached, and if so, generating and pushing the target video file to a target video file of downstream equipment.
Corresponding to the method, the device also comprises: and the first reminding unit is used for generating and sending a distribution notice for reminding that the target video file needs to be distributed to the target object when a preset time node before the down-sending time of the target video file is reached.
Corresponding to the above method, the pushing unit is further configured to:
acquiring the version number of the target video file;
judging whether the target video file is a version number required to be transmitted in a live broadcast mode or not based on the version number of the target video file;
and when the target video file is a version number which needs to be transmitted in a live broadcast mode, recovering the distributed video file matched with the target video file.
Corresponding to the method, the target source file comprises N sub-target source files;
the transcoding unit is specifically configured to, when transcoding the target source file based on the transcoding parameter to obtain the target video file:
and acquiring a sub-target source file matched with the current time node, and transcoding the sub-target source file based on the transcoding parameters to obtain a target video file matched with the sub-target source file.
Corresponding to the method, after the target video file is generated and pushed to the target video file of the downstream device, the method further comprises the following steps:
and the second reminding unit is used for sending the pushing result to the target object.
For convenience of description, the above system is described with the functions divided into various modules, which are described separately. Of course, the functionality of the various modules may be implemented in the same one or more software and/or hardware implementations of the invention.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, the system or system embodiments are substantially similar to the method embodiments and therefore are described in a relatively simple manner, and reference may be made to some of the descriptions of the method embodiments for related points. The above-described system and system embodiments are only illustrative, wherein the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
The steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module may reside in Random Access Memory (RAM), memory, Read Only Memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A method for publishing a video file, comprising:
acquiring a target source file and transcoding parameters, wherein the target source file is a source file of a video which is live broadcast, and the target source file is a source file of a video which is live broadcast;
transcoding the target source file based on the transcoding parameters to obtain a target video file;
setting a timed issuing task of the target video file, wherein the timed issuing task comprises issuing time of the target video file;
judging whether the target video file passes the audit or not;
when the auditing is passed, CDN delivery is carried out on the target video file;
and judging whether the delivery time in the timed delivery task is reached, if so, generating and pushing the target video file to a target video file of downstream equipment.
2. The video file distribution method according to claim 1, further comprising:
and generating and sending a distribution notice for prompting that the target video file needs to be distributed to the target object when a preset time node before the down-sending time of the target video file is reached.
3. The method for delivering a video file according to claim 1, wherein after the CDN delivering the target video file, the method further comprises:
acquiring the version number of the target video file;
judging whether the target video file is a version number required to be transmitted in a live broadcast mode or not based on the version number of the target video file;
and when the target video file is a version number which needs to be transmitted in a live broadcast mode, recovering the distributed video file matched with the target video file.
4. A video file distribution method according to claim 1, wherein said target source file includes N sub-target source files;
transcoding the target source file based on the transcoding parameters to obtain a target video file, comprising:
acquiring a sub-target source file matched with the current time node;
and transcoding the sub-target source files based on the transcoding parameters to obtain target video files matched with the sub-target source files.
5. The method of claim 1, wherein after generating and pushing the target video file to a target video file of a downstream device, further comprising:
and sending the push result to the target object.
6. A video file distribution apparatus, comprising:
the source file acquisition unit is used for acquiring a target source file and transcoding parameters, wherein the target source file is a source file of a video which is being live broadcast;
the transcoding unit is used for transcoding the target source file based on the transcoding parameters to obtain a target video file;
the timing issuing task setting unit is used for setting a timing issuing task of the target video file, and the timing issuing task comprises issuing time of the target video file;
the CDN distribution unit is used for judging whether the target video file passes the audit or not; when the auditing is passed, CDN delivery is carried out on the target video file;
and the pushing unit is used for judging whether the sending time in the timed sending task is reached, and if so, generating and pushing the target video file to a target video file of downstream equipment.
7. The video file distribution apparatus according to claim 6, further comprising:
and the first reminding unit is used for generating and sending a distribution notice for reminding that the target video file needs to be distributed to the target object when a preset time node before the down-sending time of the target video file is reached.
8. The video file distribution apparatus according to claim 6, wherein the pushing unit is further configured to:
acquiring the version number of the target video file;
judging whether the target video file is a version number required to be transmitted in a live broadcast mode or not based on the version number of the target video file;
and when the target video file is a version number which needs to be transmitted in a live broadcast mode, recovering the distributed video file matched with the target video file.
9. The video file distribution apparatus according to claim 6, wherein said target source file includes N sub-target source files;
the transcoding unit is specifically configured to, when transcoding the target source file based on the transcoding parameter to obtain the target video file:
acquiring a sub-target source file matched with the current time node;
and transcoding the sub-target source files based on the transcoding parameters to obtain target video files matched with the sub-target source files.
10. The video file distribution apparatus according to claim 6, after generating and pushing the target video file to a target video file of a downstream device, further comprising:
and the second reminding unit is used for sending the pushing result to the target object.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114710692A (en) * | 2022-03-22 | 2022-07-05 | 上海哔哩哔哩科技有限公司 | Multimedia file processing method and device |
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