CN111901625B - Method for synchronously pushing associated content based on video superposition supplemental enhancement information - Google Patents
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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
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
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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
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23614—Multiplexing of additional data and video streams
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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
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
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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
- H04N21/26208—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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- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
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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
- H04N21/84—Generation or processing of descriptive data, e.g. content descriptors
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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
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/854—Content authoring
- H04N21/8547—Content authoring involving timestamps for synchronizing content
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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
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/858—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot
- H04N21/8586—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot by using a URL
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Security & Cryptography (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a method for synchronously pushing associated content based on video overlay supplemental enhancement information. The method specifically comprises the following steps: before formal distribution of a video, extracting key information of the video content through a content sensing system, importing big data of a content correlation media resource system, and intelligently screening and generating an aggregation pool of full-media related content of multi-dimensional live video content in a background; packaging and outputting a video stream containing all-media related content to a content related distribution system through a content related packaging system; the terminal player sends a request to the associated content distribution system, receives the processed video stream, and realizes the pushing of the terminal player accurate all-media associated content and the user experience of multi-screen synchronous presentation by overlapping the terminal player and the user information with the all-media associated content in the video stream. The invention has the beneficial effects that: the approval degree of the user to the video associated content is improved, and the approval of the user to the video is improved.
Description
Technical Field
The invention relates to the technical field of video processing, in particular to a method for synchronously pushing associated content based on video overlay supplemental enhancement information.
Background
With the progress of society, watching videos also become a part of life of people, various video providing platforms extract the relevance of the videos according to the currently watched videos, watch a video list according to history, generate a push video list relevant to the current videos through a certain algorithm and processing, and enable users to continuously watch the videos in the push video list after the users watch the current videos, so that the total time for the users to watch the videos is prolonged, and the watching experience of the users is improved. Indeed to some extent, in this or similar ways, the actual viewing expectations of the users are met and gradually accepted by most users. However, there are also situations where the video list desired by the user cannot be pushed in the information acquisition manner such as history information because the video related information is not much or the user's viewing interest does not coincide with the current video, and the video push content does not meet the user's desire.
In the process of video playing, a plurality of users can switch among a plurality of hardware devices, share the currently watched video with other users, and the like, so that the user has more and more requirements on related content derived from the video content, if the related information corresponding to the video picture content can be directly superposed in the video stream and provided for the user, the user can conveniently select and use the related information, the user can greatly improve the recognition degree of the user on the related content of the video, the user can further improve the recognition of the video, and the industry of the related content information of the video content is stimulated to further develop.
Disclosure of Invention
The invention provides a method for synchronously pushing associated content based on video superposition supplemental enhancement information, which aims to overcome the defects in the prior art and improve the recognition degree of a user on the video associated content.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for synchronously pushing associated content based on video overlay supplemental enhancement information specifically comprises the following steps:
(1) before formal distribution of a video, extracting key information of the video content through a content sensing system, importing big data of a content correlation media resource system, and intelligently screening and generating an aggregation pool of full-media related content of multi-dimensional live video content in a background;
(2) packaging and outputting a video stream containing all-media related content to a content related distribution system through a content related packaging system;
(3) the terminal player sends a request to the associated content distribution system, receives the processed video stream, further superposes the terminal player and the information of the user through the all-media associated content in the video stream, submits the information to the all-media associated content platform, pushes the return information to the terminal player after further screening from the aggregation pool of the all-media associated content, realizes the pushing of the accurate all-media associated content of the terminal player and the user, and realizes the user experience of multi-screen synchronous presentation.
By the method, the related information corresponding to the video picture content can be directly superposed in the video stream and provided for the user, so that the user can conveniently select and use the related information, the approval of the user on the video related content can be greatly improved, the approval of the user on the video can be further improved, and the further development of the industry of the video content related content information can be stimulated.
Preferably, in step (1), the content-aware system refers to: receiving a live stream distributed by a live stream distribution system of a collecting terminal, identifying video content in the live stream through an intelligent identification module, and giving metadata corresponding to the live stream through comparison processing of big data, wherein the metadata refers to time period information, area information and object information.
Preferably, in step (1), the content association media resource system refers to: the information base for storing the media information collects a large amount of media information through big data to be used as the reference of content associated information, and supports the access of various media information.
Preferably, in step (2), the content association packaging system refers to: receiving a live stream distributed by a collection end live stream distribution system, acquiring content associated information returned by a content associated media resource system by combining metadata given by a content sensing system, calling and configuring associated content, packaging and outputting the content associated information and the original live stream into a composite stream containing the content associated information by packaging processing, and issuing the composite stream to a multi-screen live stream transcoding system; the packaging supports both static packaging and dynamic packaging, wherein the static packaging is to directly package the associated content in the code stream, the dynamic packaging is to print a URL in the code stream, and the dynamic packaging mode needs the associated content distribution system to return further content associated information.
Preferably, the multi-screen live broadcast transcoding system refers to: and re-transcoding the original composite stream according to the combination of preset resolution and code rate of the composite stream containing the associated content, and outputting the live stream containing the associated content and having various resolutions and code rates.
Preferably, in step (3), the terminal player means: on the basis of the basic functions of a conventional video player, a playing terminal for processing the content associated information is added, and in the process of analyzing the content associated information, a request is sent to an associated content distribution system according to the content associated information, and the pushed content associated information conforming to the current terminal player is obtained.
Preferably, in the step (2) and the step (3), the associated content distribution system is responsible for a request process of the terminal player to acquire the corresponding content associated information; when the video stream content is pushed, the supplementary enhancement information of the associated content is loaded into the video stream and pushed together with the video stream, when the supplementary enhancement information of the associated content is added into the video stream, if the supplementary enhancement information of the associated content is dynamically packaged, only the associated content pointing to the link URL and the time point needing to be presented, namely the presentation anchor point, are needed to be added, when different terminal players analyze the pointing to the link URL, the associated content of the terminal players is added and then submitted to an associated content server, the associated content adaptive to the corresponding terminal players is returned, and the differentiation of the associated content of multiple terminals is realized.
Preferably, in the dynamic encapsulation mode, a preloading anchor point mode is used, the preloading anchor point agreed according to time sequence is loaded before the time point of actually presenting the anchor point, after the terminal player analyzes the preloading starting anchor point, the associated content server is requested, the associated content adapted to the current terminal player is obtained from the associated content server through the information of the terminal playing end carried in the request, the associated content is confirmed or adjusted in the information carried by the subsequent preloading anchor point, and the all-media associated content is presented at the time point of presenting the anchor point after the preloading anchor point is finished.
Preferably, in the process of adding the supplementary enhancement information of the associated content to the video stream, a relative timestamp and an absolute timestamp are added, the associated content server requests interaction and acquires the time information of the terminal player, and the played video content is monitored and adjusted, so that the multi-terminal associated content under the complex environment is synchronized.
The invention has the beneficial effects that: the related information of the corresponding video picture content can be directly superposed in the video stream and provided for the user, so that the user can conveniently select and use the related information, the recognition degree of the user on the video related content can be greatly improved, the recognition of the user on the video can be further improved, and the further development of the industry of the video content related content information can be stimulated.
Drawings
FIG. 1 is a method framework diagram of the present invention;
fig. 2 is a schematic diagram of an associated content distribution system.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
In the embodiment shown in fig. 1, a method for synchronously pushing associated content based on video overlay supplemental enhancement information specifically includes the following steps:
(1) before formal distribution of a video, extracting key information of the video content through a content sensing system, importing big data of a content correlation media resource system, and intelligently screening and generating an aggregation pool of full-media related content of multi-dimensional live video content in a background;
the content aware system refers to: receiving a live stream distributed by a live stream distribution system of a collecting terminal, identifying video content in the live stream through an intelligent identification module, and giving metadata corresponding to the live stream through comparison processing of big data, wherein the metadata refers to time period information, area information and object information.
The content association media resource system refers to: the information base for storing the media information collects a large amount of media information through big data to be used as the reference of content related information, and supports the access of various media information, including but not limited to videos, multi-track, manuscripts and the like.
(2) Packaging and outputting a video stream containing all-media related content to a content related distribution system through a content related packaging system; in this embodiment, the content-related distribution system is a transmission-side live stream distribution system as shown in fig. 1.
The content association packaging system refers to: receiving a live stream distributed by a live stream distribution system of an acquisition end, acquiring content associated information returned by a content associated media resource system by combining metadata given by a content sensing system, calling and configuring associated content (similar to adding video, multi-track, manuscript and the like), packaging and outputting the content associated information and the original live stream into a composite stream containing the content associated information through packaging processing, and issuing the composite stream to a multi-screen live stream transcoding system; the packaging supports both static packaging and dynamic packaging, wherein the static packaging is to directly package the associated content in the code stream, the dynamic packaging is to print a URL in the code stream, and the dynamic packaging mode needs the associated content distribution system to return further content associated information.
The multi-screen live broadcast transcoding system refers to: and re-transcoding the original composite stream according to the combination of preset resolution and code rate of the composite stream containing the associated content, and outputting the live stream containing the associated content and having various resolutions and code rates.
(3) The terminal player sends a request to the associated content distribution system, receives the processed video stream, further superposes the terminal player and the information of the user through the all-media associated content in the video stream, submits the information to an all-media associated content platform, pushes the return information to the terminal player after further screening from the aggregation pool of the all-media associated content, realizes the pushing of the accurate all-media associated content of the terminal player and the user, and realizes the user experience of multi-screen synchronous presentation;
the terminal player refers to: on the basis of the basic functions of a conventional video player, a playing terminal for processing the content associated information is added, and in the process of analyzing the content associated information, a request is sent to an associated content distribution system according to the content associated information, and the pushed content associated information conforming to the current terminal player is obtained.
The associated content distribution system is responsible for the terminal player to acquire the request processing of the associated information of the corresponding content; when the video stream content is pushed, the supplementary enhancement information of the associated content is loaded into the video stream and pushed together with the video stream, and when the supplementary enhancement information of the associated content is added to the video stream, if the supplementary enhancement information of the associated content is dynamically packaged, only the associated content is required to be added to point to the link URL and the time point required to be presented is the presentation anchor point, so that the supplementary enhancement information of the associated content is rapidly increased, the modification of the video stream is reduced, the link can be more freely customized to point to the associated specific content, and the adjustment and the modification can be made before the presentation. And when different terminal players analyze the URL pointing to the link and increase the associated content of the terminal players, submitting the content to an associated content server, returning the associated content adapted to the corresponding terminal players, and realizing the differentiation of the associated content of the multiple terminals.
In the dynamic encapsulation mode, a preloading anchor point mode is used, the preloading anchor point which is agreed according to the time sequence is loaded before the time point of actually presenting the anchor point, after the terminal player analyzes the preloading initial anchor point, the associated content server is requested, the associated content which is adapted to the current terminal player is obtained from the associated content server through the information of the terminal playing end carried in the request, the associated content is confirmed or adjusted in the information carried by the subsequent preloading anchor point, and the all-media associated content is presented at the time point of presenting the anchor point after the preloading anchor point is finished.
In the process of adding the supplementary enhancement information of the associated content to the video stream, adding a relative timestamp and an absolute timestamp, requesting interaction and acquiring the time information of the terminal player through the associated content server, monitoring and adjusting the played video content, and enabling synchronous presentation of the multi-terminal associated content under the complex environment to be possible.
By the method, the related information corresponding to the video picture content can be directly superposed in the video stream and provided for the user, so that the user can conveniently select and use the related information, the approval of the user on the video related content can be greatly improved, the approval of the user on the video can be further improved, and the further development of the industry of the video content related content information can be stimulated.
Claims (3)
1. A method for synchronously pushing associated content based on video overlay supplemental enhancement information is characterized by comprising the following steps:
(1) before formal distribution of a video, extracting key information of the video content through a content sensing system, importing big data of a content correlation media resource system, and intelligently screening and generating an aggregation pool of full-media related content of multi-dimensional live video content in a background; the content aware system refers to: receiving a live stream distributed by a live stream distribution system of a collecting terminal, identifying video content in the live stream through an intelligent identification module, and giving metadata corresponding to the live stream through comparison processing of big data, wherein the metadata refers to time period information, area information and object information; the content association media resource system refers to: the information base for storing the media information collects a large amount of media information through big data to be used as the reference of content associated information and supports the access of various media information;
(2) packaging and outputting a video stream containing all-media associated content to an associated content distribution system through a content associated packaging system; the content association packaging system refers to: receiving a live stream distributed by a live stream distribution system of a collection end, acquiring content associated information returned by a content associated media resource system by combining metadata given by a content sensing system, calling and configuring associated content, packaging and outputting the content associated information and the original live stream into a composite stream containing the content associated information by packaging processing, and issuing the composite stream to a multi-screen live stream transcoding system; the packaging supports both static packaging and dynamic packaging, wherein the static packaging is to directly package the associated content in the code stream, the dynamic packaging is to print a URL in the code stream, and the dynamic packaging mode needs the associated content distribution system to return further content associated information; the multi-screen live broadcast transcoding system refers to: the method comprises the steps that a composite stream containing the associated content is transcoded again according to a preset combination of resolution and code rate, and then a live stream containing the associated content and various resolutions and code rates is output;
(3) the terminal player sends a request to the associated content distribution system, receives the processed video stream, further superposes the terminal player and the information of the user through the all-media associated content in the video stream, submits the information to an all-media associated content platform, pushes the return information to the terminal player after further screening from the aggregation pool of the all-media associated content, realizes the pushing of the accurate all-media associated content of the terminal player and the user, and realizes the user experience of multi-screen synchronous presentation;
in the step (2) and the step (3), the associated content distribution system is responsible for the request processing of the terminal player to acquire the associated information of the corresponding content; when the video stream content is pushed, the supplementary enhancement information of the associated content is loaded into the video stream and pushed together with the video stream, when the supplementary enhancement information of the associated content is added into the video stream, if the supplementary enhancement information of the associated content is dynamically packaged, only the associated content is required to be added to point to a link URL and a time point required to be presented, namely a presentation anchor point, when different terminal players analyze the pointing to the link URL, the associated content of the terminal players is added and then submitted to an associated content server, the associated content adaptive to the corresponding terminal players is returned, and the differentiation of the associated content of multiple terminals is realized; in the dynamic encapsulation mode, a preloading anchor point mode is used, the preloading anchor point which is agreed according to the time sequence is loaded before the time point of actually presenting the anchor point, after the terminal player analyzes the preloading initial anchor point, the associated content server is requested, the associated content which is adapted to the current terminal player is obtained from the associated content server through the information of the terminal playing end carried in the request, the associated content is confirmed or adjusted in the information carried by the subsequent preloading anchor point, and the all-media associated content is presented at the time point of presenting the anchor point after the preloading anchor point is finished.
2. The method for synchronously pushing related contents based on video overlay supplemental enhancement information as claimed in claim 1, wherein in step (3), the terminal player refers to: on the basis of the basic functions of a conventional video player, a playing terminal for processing the content associated information is added, and in the process of analyzing the content associated information, a request is sent to an associated content distribution system according to the content associated information, and the pushed content associated information conforming to the current terminal player is obtained.
3. The method as claimed in claim 1, wherein in the process of adding the supplemental enhancement information of the associated content to the video stream, adding a relative timestamp and an absolute timestamp, and monitoring and adjusting the played video content by requesting interaction and acquiring the time information of the terminal player through the associated content server, so as to synchronize the multi-terminal associated content in a complex environment.
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| EP3629587A1 (en) * | 2015-03-27 | 2020-04-01 | Twitter, Inc. | Live video streaming services |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607647A (en) * | 2013-11-05 | 2014-02-26 | Tcl集团股份有限公司 | Multimedia video advertisement recommendation method, system and advertisement playing equipment |
| CN105898446A (en) * | 2015-12-14 | 2016-08-24 | 乐视网信息技术（北京）股份有限公司 | Advertisement push method and device, video server and terminal equipment |
| CN106982391A (en) * | 2016-01-19 | 2017-07-25 | 中国移动通信集团公司 | A kind of information-pushing method, terminal, server and system |
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