CN106937128A - A kind of net cast method, server and system and associated uses - Google Patents
A kind of net cast method, server and system and associated uses Download PDFInfo
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- CN106937128A CN106937128A CN201511025179.7A CN201511025179A CN106937128A CN 106937128 A CN106937128 A CN 106937128A CN 201511025179 A CN201511025179 A CN 201511025179A CN 106937128 A CN106937128 A CN 106937128A
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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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/4221—Dedicated function buttons, e.g. for the control of an EPG, subtitles, aspect ratio, picture-in-picture or teletext
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42212—Specific keyboard arrangements
-
- 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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42224—Touch pad or touch panel provided on the remote control
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/65—Transmission of management data between client and server
- H04N21/658—Transmission by the client directed to the server
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Computer Graphics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a kind of net cast method, server and system and associated uses.Wherein net cast method includes：From multigroup video data, according to the local default control instruction for pushing policy information or playback terminal transmission, at least one set of video data pushed to user is selected；Multigroup video data is the multigroup VR video datas gathered respectively positioned at multigroup Virtual Reality video camera of same live live diverse location, or is the VR video datas and non-VR video datas gathered respectively positioned at multigroup VR video cameras and non-VR video cameras of same live live diverse location；Selected at least one set of video data is sent to playback terminal to play out.The embodiment of the invention provides specific solution of the VR videos in live, while improving live ornamental, can also preferably with user interaction, further improve the experience of user.
Description
Technical field
The present invention relates to direct seeding technique field, more particularly to a kind of net cast method, server and system and
Associated uses.
Background technology
In the prior art, live is, with the process of the occurrence and development of live event, synchronously to make and pass
Send the process of associated media information.Its form can be divided into on-the-spot broadcasting, studio talk-show live, word graph
Piece is live, video and audio live broadcast or by third party provide information source it is live.It is live to allow spectators with ginseng in real time
With sense, it is possible to effectively accelerate the propagation of information.
It is of the prior art live including traditional live telecast, network direct broadcasting etc., but existing any one
In direct-seeding, spectators are merely able to passively be watched by playback terminal such as television set, computer or mobile phone etc.
Programme televised live.
Virtual reality (Virtual Reality, VR) technology is a kind of meter that can be created with the experiencing virtual world
Calculation machine emulation technology, it can generate a kind of simulated environment, there is provided real-time dynamic 3 D stereo photorealism,
User can be made to obtain sensation on the spot in person, be immersed among the simulated environment.Clapped by VR video cameras
The VR videos taken the photograph have the incomparable advantage of conventional video.
How VR technologies to be combined with current various live application scenarios, for online user provide it is true to nature,
Live effect on the spot in person, currently without preferable solution.
The content of the invention
In view of the above problems, it is proposed that the present invention overcomes above mentioned problem or at least in part to provide one kind
A kind of net cast method, server and system and the associated uses for solving the above problems.
In a first aspect, a kind of net cast method provided in an embodiment of the present invention, including：
From multigroup video data, according to the local default control for pushing policy information or playback terminal transmission
System instruction, selects at least one set of video data pushed to user；Multigroup video data is positioned at same
Multigroup VR video datas that multigroup Virtual Reality video camera of live live diverse location is gathered respectively,
Or be to be gathered respectively positioned at multigroup VR video cameras and non-VR video cameras of same live live diverse location
VR video datas and non-VR video datas；
Selected at least one set of video data is sent to playback terminal to play out.
In one embodiment, the control instruction is grasped to instruction user to the different groups of switching controls of video
Make；Or
The control instruction is to instruction user to live live viewing preference information.
In one embodiment, the viewing preference information, including：
Personage, setting thing are set in the selected live scene of the user that the playback terminal sends
Body or setting position preference information；
According to the control instruction that playback terminal sends, at least one set of video data pushed to user, bag are selected
Include：
Setting personage or setting object in the viewing preference information is in live live real time position
The nearest VR video cameras or non-VR video cameras in position of change, personage described in chosen distance or setting object
The video data of shooting is used as at least one set of video data pushed to user；And
According to it is described viewing preference information in setting position, selection positioned at the setting position or distance
The video data that the nearest VR video cameras in the setting position or non-VR video cameras shoot is pushed away as to user
At least one set of video data for sending.
In one embodiment, sent out by following the trail of the sensor being preset on the setting personage or setting object
The signal for going out, it is determined that the VR video camera or non-nearest apart from the position of the setting personage or setting object
VR video cameras.
In one embodiment, the control instruction is grasped to instruction user to the different groups of switching controls of video
When making, the control instruction is obtained by following one or more mode：
By perceive screen to playback terminal, the touch-control of keyboard or manipulation button and obtain；
The instruction sent by the remote control equipment for perceiving playback terminal is obtained；
The instruction sent by the joystick for perceiving playback terminal is obtained；
Obtained by the angle change perceived produced by the motion of VR wearable devices.
In one embodiment, at least one set pushed to user is selected to regard according to local default policy information
The data of frequency, including：
Concern temperature or content change severe degree according to multigroup video data, one group of wherein at least of selection are regarded
Frequency is according to as at least one set of video data after the switching pushed to user.
In one embodiment, above-mentioned net cast method provided in an embodiment of the present invention, also includes：To many
The viewing total number of persons and/or viewing total degree of group video data are counted；
According to the viewing total number of persons and/or viewing total degree and the viewing total number of persons and/or total time of viewing
The default weighted value of number, calculates every group in multigroup video data of concern temperature；
Selection one group of video data of wherein at least is used as at least one set of video counts after the switching pushed to user
According to, including：
Concern temperature to described every group is ranked up, and starts to select setting group number according to concern temperature highest
Video data as at least one set of video data after the switching pushed to user.
In one embodiment, above-mentioned net cast method provided in an embodiment of the present invention, also includes：To many
The content change severe degree of group video data carries out real-time monitoring；
Selection one group of video data of wherein at least is used as at least one set of video counts after the switching pushed to user
According to, including：
According to it is the currently monitored to video content change severe degree height each group video data is arranged
Sequence；
Using current video content change severe degree highest start select setting group number video data as
To at least one set of video data after the switching that user pushes.
In one embodiment, the content change severe degree to multigroup video data is monitored, bag
Include：
Prospect to each picture frame in every group of video data is extracted；The prospect is in each picture frame
Part in addition to background；
To extract prospect in each target movement velocity, motion confusion degree and each target between away from
One or more in, determine content change severe degree.
When selected at least one set of video data be VR video datas when, it is described will it is selected described in extremely
Few one group of video data sends playback terminal to and plays out, including：
According to the angles of display control instruction for receiving, according to the display that the angles of display control instruction is indicated
The data of corresponding angle at least one set of video data are transferred to playback terminal and played out by angle.
Second aspect, Living streaming server provided in an embodiment of the present invention, including：
Selecting module, for from multigroup video data, according to local default push policy information or broadcasts
The control instruction of terminal transmission is put, at least one set of video data pushed to user is selected；Multigroup video
Data be positioned at same live live diverse location multigroup Virtual Reality video camera gather respectively it is multigroup
VR video datas, or be multigroup VR video cameras and non-VR positioned at same live live diverse location
VR video datas and non-VR video datas that video camera is gathered respectively；
Transport module, is carried out for sending the data of selected at least one set of video to playback terminal
Play.
In one embodiment, the control instruction is grasped to instruction user to the different groups of switching controls of video
Make；Or
The control instruction is to instruction user to live live viewing preference information.
In one embodiment, the viewing preference information, including：
Personage, setting thing are set in the selected live scene of the user that the playback terminal sends
Body or setting position preference information；
Correspondingly, the selecting module, including：
First choice submodule, exists for the setting personage in the viewing preference information or setting object
The VR that the position of the real time position change at live scene, personage described in chosen distance or setting object is nearest takes the photograph
The video data that camera or non-VR video cameras shoot is used as at least one set of video data pushed to user；
Second selection submodule, for the setting position in the viewing preference information, selection is located at institute
State what setting position or nearest apart from setting position VR video cameras or non-VR video cameras shot
Video data is used as at least one set of video data pushed to user.
In one embodiment, first choice submodule, specifically for being preset in the setting people by tracking
The signal that sensor on thing or setting object sends, it is determined that apart from the setting personage or the position of setting object
Put nearest VR video cameras or non-VR video cameras.
In one embodiment, the control instruction is grasped to instruction user to the different groups of switching controls of video
When making, the control instruction is obtained by following one or more mode：
By perceive screen to playback terminal, the touch-control of keyboard or manipulation button and obtain；
The instruction sent by the remote control equipment for perceiving playback terminal is obtained；
The instruction sent by the joystick for perceiving playback terminal is obtained；
Obtained by the angle change perceived produced by the motion of VR wearable devices.
In one embodiment, the selecting module, for the concern temperature or interior according to multigroup video data
Hold change severe degree, selection one group of video data of wherein at least as after the switching pushed to user at least
One group of video data.
In one embodiment, above-mentioned Living streaming server, also includes：Statistical module, for multigroup
The viewing total number of persons and/or viewing total degree of video data are counted；
Computing module, for according to the viewing total number of persons and/or viewing total degree and the viewing total number of persons
And/or the viewing default weighted value of total degree, calculate every group in multigroup video data of concern temperature；
Correspondingly, selecting module, is ranked up, according to concern specifically for the concern temperature to described every group
Temperature highest starts to select the video data of setting group number as at least after the switching pushed to user
Group video data.
In one embodiment, above-mentioned Living streaming server, also includes：Monitoring modular, for multigroup
The content change severe degree of video data carries out real-time monitoring；
Correspondingly, selecting module, specifically for according to the currently monitored video content change severe degree for arriving
Height is ranked up to each group video data；Current video content change severe degree highest is started into selection
The video data of setting group number is used as at least one set of video data after the switching pushed to user.
Correspondingly, the monitoring modular, is carried out specifically for the prospect to each picture frame in every group of video data
Extract；The prospect is the part in addition to background in each picture frame；To each target in the prospect of extraction
Movement velocity, the confusion degree of motion and the distance between each target in one or more, it is determined that interior
Hold change severe degree.
The third aspect, video living transmission system provided in an embodiment of the present invention, including：The embodiment of the present invention is provided
Above-mentioned Living streaming server and at least one playback terminal.
Fourth aspect, the embodiment of the present invention additionally provides a kind of above-mentioned net cast method at following one or many
Purposes among：Sports event live broadcast, media event are live and variety show is live.
The beneficial effect of above-mentioned technical proposal provided in an embodiment of the present invention at least includes：
In above-mentioned net cast method provided in an embodiment of the present invention, server and system and associated uses, by
Living streaming server will be gathered according to the local default control instruction for pushing policy information or receiving
Multigroup video data (all VR video datas or part for VR video data portions be non-VR
Video data) in selection at least one set send playback terminal to, playback terminal plays the video to user.This
Inventive embodiments provide specific solution of the VR videos in live, live ornamental improving
At the same time it can also preferably with user interaction, further improve user experience.
Further, above-mentioned net cast method provided in an embodiment of the present invention, server and system and correlation
Among purposes, Living streaming server can neatly according to user to it is live scene viewing preference information or
Person user selects the concern temperature of multigroup video data or the content change severe degree of video data in real time
One group of video data of wherein at least is selected as at least one set of video data pushed to user, on the one hand, according to
The preference of viewing and admiring of user pushes corresponding video to user, disclosure satisfy that user sees to the personalized of live scene
Reward demand；On the other hand, Living streaming server is according to every group of the concern temperature or content change of video data
Severe degree is pushed to the video of user to switch, and realizes the live field strong to possessing abundant content sight
The automatic identification and intelligently pushing in face, improve the sight of net cast.
Other features and advantages of the present invention will illustrate in the following description, also, partly from explanation
Become apparent in book, or understood by implementing the present invention.The purpose of the present invention and other advantages can
Realize and obtain by specifically noted structure in the specification, claims and accompanying drawing write
.
Below by drawings and Examples, technical scheme is described in further detail.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and constitutes a part for specification, with this hair
Bright embodiment is used to explain the present invention together, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the flow chart of net cast method provided in an embodiment of the present invention；
Fig. 2 is the interface schematic diagram of optional Switch Video provided in an embodiment of the present invention；
Fig. 3 is the interface schematic diagram that may be selected to view and admire preference options provided in an embodiment of the present invention；
Fig. 4 is every group of flow chart of attention rate of calculating provided in an embodiment of the present invention；
Fig. 5 is that the content change severe degree to multigroup video data provided in an embodiment of the present invention is monitored
Flow chart；
Fig. 6 is the structural representation of Living streaming server provided in an embodiment of the present invention；
Fig. 7 is the structural representation of selecting module provided in an embodiment of the present invention 61；
Fig. 8 is the structural representation of video living transmission system provided in an embodiment of the present invention.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although being shown in accompanying drawing
The exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure without should be by
Embodiments set forth here is limited.Conversely, there is provided these embodiments are able to be best understood from this
It is open, and can by the scope of the present disclosure it is complete convey to those skilled in the art.
In embodiments of the present invention, multiple diverse locations are placed with corresponding video camera in same live scene
The related video of (hereinafter referred to as multigroup video camera) collection, these multigroup video cameras can be entirely virtual
Real (VR) video camera, or can be partly VR video cameras, other part is non-VR video cameras.
In embodiments of the present invention, including at least the camera of 2 (more than 2) in VR video cameras,
So, each camera can gather the video at corresponding visual angle in three dimensions, for example, possess 10 shootings
One group of VR video camera that machine is shot simultaneously, the angular field of view that each video camera correspondence shoots is different,
The angular range that each video camera shoots can partly overlap or not overlap, and obtain same moment shooting not
With the multi-channel video information of angular range, can finally shoot one group can regard comprising the VR at 360 degree of full visual angles
Frequently.
In embodiments of the present invention, non-VR video cameras, refer to the video camera of traditional single camera, this
Video camera can have various camera lenses, but cannot simultaneously shoot 360 degree of videos at full visual angle.
In net cast method provided in an embodiment of the present invention, it is related to two ends, one end is Living streaming server,
The other end is playback terminal, multigroup video data that server is used to gathering (multigroup VR videos, or
Multigroup VR videos and non-VR videos) optionally send playback terminal to, playback terminal is used to play this
A little videos, when the video that server sends is VR videos, playback terminal can further according to
The angles of display that family needs, plays the video of corresponding angle in VR videos.
Net cast method provided in an embodiment of the present invention, as shown in figure 1, comprising the steps：
S11, from multigroup video data, according to local default push policy information or playback terminal hair
The control instruction sent, selects at least one set of video data pushed to user；Above-mentioned multigroup video data is position
In multigroup VR videos that multigroup Virtual Reality video camera of same live live diverse location is gathered respectively
Data, or be multigroup VR video cameras and non-VR video cameras point positioned at same live live diverse location
The VR video datas and non-VR video datas not gathered；
S12, send selected at least one set of video data to playback terminal and play out.
Based on described above, alleged multigroup video data can be all VR video datas below, or
Part is VR video datas, is partly non-VR video datas.
The video server or similar that above-mentioned steps S11 can be provided with S12 by for example live operator
Possess the equipment of storage VR video datas and transmission VR video data functions to perform, the embodiment of the present invention
This is not construed as limiting.
Further, the control instruction in above-mentioned steps S11, can be that different groups are regarded to instruction user
The control instruction of the switching control operation of frequency, or the viewing preference at live scene is believed to instruction user
The control instruction of breath.
The switching control operation of the VR videos that playback terminal can be triggered according to user, such as user is by broadcasting
The switching control behaviour for putting the triggering such as switching control button or button of default VR videos VR videos in terminal
Make.
Interface schematic diagram as shown in Figure 2, in left side, it is shown that certain live scene (such as football ratio
The scene of match) it is current just in live that group VR videos, on right side, display can be switching in addition
Several groups of VR videos, user by default each switching control button, can manually select the VR of other groups
Video, the switching control operation of the VR videos that playback terminal is triggered according to user, sends to server and asks
The control instruction of the VR video datas of correspondence group.
Further, the situations that control instruction is operated to instruction user to the different groups of switching controls of video
Under, control instruction can be obtained by following one or more mode：
By perceive screen to playback terminal, the touch-control of keyboard or manipulation button and obtain；
The instruction sent by the remote control equipment for perceiving playback terminal is obtained；
The instruction sent by the joystick for perceiving playback terminal is obtained；
Obtained by the angle change perceived produced by the motion of VR wearable devices.
In embodiments of the present invention, playback terminal can be various terminal equipment for example mobile phone, panel computer,
Intelligent television, various intelligent glasses, VR helmets etc. possess the hardware device of media play function, it is also possible to
It is media player, browser, mobile phone A PP of software form etc., can also be various software and hardwares
With reference to the embedded device for possessing media play function, the embodiment of the present invention do not make to the type of playback terminal
Limit.
Further, in the above method, preference information is watched, can be included：The user that playback terminal sends
Personage, setting object or setting position preference information are set in selected live scene；
In playback terminal, various options can be preset and represent preference information, the option of such as particular persons, if
The option of earnest body and the option of setting position.
For by taking the live scene of football race as an example, in interface as shown in Figure 3, can be each with prefabricated concern
The option of individual soccer star, pays close attention to the option of football, and the different seats in the plane of selection concern (such as seat in the plane near goal)
Option etc..
Certain soccer star, or selection concern football are paid close attention in user's selection, or when selecting certain seat in the plane, service
Device can push corresponding video to playback terminal according to the viewing preference of user, diversified to meet user
Demand.
It is live for other kinds of, it is also possible to similarly to preset various options, allow the user can be with unrestricted choice
The viewing preference of oneself such as pays close attention to each star, host or selection concern fixed position, fixed road
Tool etc..If VR videos, it might even be possible to further select preferred angles of display, so, clothes
Business device can send the video data corresponding with these preferences to playback terminal according to the selection of user.
It should be noted that user can change these viewing preferences with real-time selection, so as to trigger playback terminal
Control instruction is resend to Living streaming server, Living streaming server can be inclined according to the viewing after renewal
It is good, corresponding video data is sent to playback terminal, realize mutual between user, playback terminal and server
It is dynamic, while using VR videos lifting viewing effect, user is provided with during viewing and admiring actively
Property, improve experience.
Specifically, the control instruction for being sent according to playback terminal in above-mentioned steps S11, selects to be pushed away to user
The step of at least one set of video data for sending, can be realized by following processes：
Setting personage or setting object in the viewing preference information is in live live real time position
The nearest VR video cameras or non-VR video cameras in position of change, personage described in chosen distance or setting object
The video data of shooting is used as at least one set of video data pushed to user；
According to it is described viewing preference information in setting position, selection positioned at the setting position or distance
The video data that the nearest video camera in the setting position (VR video cameras or non-VR video cameras) shoots is made
It is at least one set of video data pushed to user.
In the nearest VR video cameras or non-in the position that personage or setting object are set described in above-mentioned chosen distance
During the video data that VR video cameras shoot is as at least one set of video data pushed to user, can
With by following the trail of the signal that the sensor being preset on setting personage or setting object sends, it is determined that apart from the people
The position of thing or object nearest VR video cameras or non-VR video cameras.
For example it is default various wireless with what wireless senser on setting personage or setting object sent by following the trail of
Signal come realize to set personage and setting object tracking.
Or realized to setting by following the trail of on setting personage or setting object the light that sends of sensor
Personage and the tracking of setting object.
Further, in above-mentioned steps S11, pushed extremely to user according to local default policy selection
The step of data of few one group of video, can be violent according to the concern temperature or content change of multigroup video data
Degree, selection one group of video data of wherein at least is used as at least one set of video counts after the switching pushed to user
According to.So, can be by being neatly that user pushes that to be currently at view and admire focus and content change abundant
Live scene, these live scenes often reflect the part that most merits attention in live scene, for example enough
Each sportsman prepares the scene at attack goal in ball match, scene of performer's performance etc. in stage.Provide the user
Live scene good viewing experience.
In above-mentioned net cast method provided in an embodiment of the present invention, server can be played eventually not receiving
When holding the control instruction for sending, correspondence group is pushed to playback terminal according to the local default policy information that pushes
Video data, when the control instruction of playback terminal transmission is received, according to the instruction of the control instruction, hair
The video data of respective sets, i.e. two ways is sent to be used in mixed way；Can also be using only one of which.The present invention
Embodiment is not limited this.
In order to meet flexible switching of the Living streaming server according to local policy to video data, in the present invention
In embodiment, as shown in figure 4, the above method can also carry out following step：
S41, the viewing total number of persons to multigroup video data and/or viewing total degree carry out real-time statistics；
S42, according to viewing total number of persons and/or viewing total degree and viewing total number of persons and/or viewing total degree it is pre-
If weighted value, calculate every group in current multigroup video data of concern temperature.
In above-mentioned steps S41 and S42, viewing total number of persons and viewing total degree can be simultaneously used as parameter,
According to viewing total number of persons and the weighted value of viewing total degree, every group in multigroup VR video datas of concern is calculated
Temperature.
Can also use viewing total number of persons or viewing total degree as parameter, by watching many of total number of persons
Less and viewing total degree number determine every group of concern temperature.
Generally speaking, viewing total number of persons and/or viewing total degree VR videos higher, its concern temperature are higher.
Correspondingly, in above-mentioned steps S11, selection wherein at least one group of video data to user used as pushing
At least one set of VR video datas after switching, may be implemented as following step：
Concern temperature to every group is ranked up, and starts to select regarding for setting group number according to concern temperature highest
Frequency is according to as at least one set of video data after the switching pushed to user.
For example it is ranked up from high to low according to the concern temperature of each group, selection concern temperature highest that group is regarded
Frequency is according to as at least one set of VR video datas after the switching pushed to user.
In order to meet flexible switching of the server to video data, in embodiments of the present invention, the above method is also
Following step can be performed：Video content change severe degree to multigroup video data carries out real-time monitoring；
Correspondingly, in above-mentioned steps S11, selection one group of VR video data of wherein at least is pushed away as to user
At least one set of VR video datas after the switching sent, including：
According to it is the currently monitored to video content change severe degree height each group VR video datas are carried out
Sequence；
The VR video datas that current video content change severe degree highest starts to select setting group number are made
It is at least one set of VR video datas after the switching pushed to user.
For example it is ranked up from high to low according to the content change severe degree of each group, selection content change is violent
That group of video data of degree highest is used as one group of video data after the switching pushed to user.
Further, the above-mentioned video content change severe degree to multigroup video data is monitored, and such as schemes
Shown in 5, including：
S51, the prospect to each picture frame in every group of video data are extracted；Prospect be each picture frame in remove
Part outside background；
Background be in each picture frame with respect to the part for less changing, and in addition be foreground part, area
Foreground part and background parts can be examined using the various moving targets in image recognition technology in partial image frame
Survey method, such as background difference method etc..
Prospect generally comprises dynamic target, and these targets may say dynamic personage, scene in live scene
Various moveable object of middle setting etc..
S52, to extract prospect in each target movement velocity, motion confusion degree and each target it
Between distance in one or more, determine the content change severe degree of video data.
On the whole, the movement velocity of each target is faster, and the confusion degree of motion is higher, between target away from
Close to more, then the content change severe degree of more explanation current video data is higher.
When selected at least one set of video data is VR video datas, by selected described at least one
Group video data sends playback terminal to and plays out, may be implemented as：
According to the angles of display control instruction for receiving, according to the display angle that angles of display control instruction is indicated
The data of corresponding angle at least one set of video data are transferred to playback terminal and played out by degree.
That is, when at least one set of video data is VR videos, playback terminal can also be according to user
Various operations, for example, slide Touch screen, and angles of display is further switched by direction keys of remote controller, wears
By motion of head etc. operation during the helmet, further send to indicate in same group of VR video
The angles of display control instruction of respective angles is shown, so that server is according to the angles of display control instruction, by
The VR video datas of corresponding angle in same group of VR video are sent to playback terminal and are shown by step ground,
Further realize user when viewing and admiring live with the interaction of playback terminal.
For example, when server pushes the related VR videos of soccer star A according to the preference of user, user
The button up and down of remote control can also be further advanced by, selection views and admires the soccer star A's from different perspectives
Action.The interaction of VR videos and user is realized, further increase user views and admires experience.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of Living streaming server and video is straight
Broadcast system, by the principle of the server and system institute solve problem is similar to aforementioned video live broadcasting method, because
The implementation of this Living streaming server and system may refer to the implementation of preceding method, repeats part and no longer goes to live in the household of one's in-laws on getting married
State.
The embodiment of the present invention additionally provides a kind of Living streaming server, as shown in fig. 6, the server includes：
Selecting module 61, for from multigroup video data, according to local default push policy information or
The control instruction that playback terminal sends, selects at least one set of video data pushed to user；It is described multigroup to regard
Frequency according to be positioned at same live live diverse location multigroup Virtual Reality video camera gather respectively it is many
Group VR video datas, or be the multigroup VR video cameras and non-VR positioned at same live live diverse location
VR video datas and non-VR video datas that video camera is gathered respectively；
Transport module 62, enters for sending the data of selected at least one set of video to playback terminal
Row is played.
Further, above-mentioned control instruction is operated to instruction user to the different groups of switching controls of video；Or
The control instruction is to instruction user to live live viewing preference information.
Further, above-mentioned viewing preference information, including：
Playback terminal send the user it is selected it is described it is live scene in set personage, setting object or
Setting position preference information；
Correspondingly, selecting module 61, as shown in fig. 7, comprises：
First choice submodule 611, for the setting personage in the viewing preference information or setting thing
Real time position of the body at live scene changes, and the position of personage described in chosen distance or setting object is nearest
The video data that VR video cameras or non-VR video cameras shoot is used as at least one set of video counts pushed to user
According to；
Second selection submodule 612, for the setting position in the viewing preference information, selects position
Clapped in the setting position or nearest apart from setting position VR video cameras or non-VR video cameras
The video data taken the photograph is used as at least one set of video data pushed to user.
Further, the first choice submodule in above-mentioned Living streaming server provided in an embodiment of the present invention
611, specifically for by following the trail of the letter that the sensor being preset on the setting personage or setting object sends
Number, it is determined that the VR video camera nearest apart from the position of the setting personage or setting object or non-VR shootings
Machine.
Further, when the control instruction is operated to instruction user to the different groups of switching controls of video,
The control instruction is obtained by following one or more mode：
By perceive screen to playback terminal, the touch-control of keyboard or manipulation button and obtain；
The instruction sent by the remote control equipment for perceiving playback terminal is obtained；
The instruction sent by the joystick for perceiving playback terminal is obtained；
Obtained by the angle change perceived produced by the motion of VR wearable devices.
Further, above-mentioned selecting module 61, for being become according to the concern temperature or content of multigroup video data
Change severe degree, selection one group of video data of wherein at least is used as at least one set after the switching pushed to user
Video data.
Further, above-mentioned Living streaming server provided in an embodiment of the present invention, as shown in fig. 6, may be used also
To include：Statistical module 63, enters for the viewing total number of persons to multigroup video data and/or viewing total degree
Row statistics；
Computing module 64, for according to it is described viewing total number of persons and/or viewing total degree and the viewing it is total
Number and/or the viewing default weighted value of total degree, calculate every group in multigroup video data of concern heat
Degree；
Correspondingly, above-mentioned selecting module 61, is ranked up specifically for the concern temperature to described every group, presses
After starting to select the video data of setting group number as the switching pushed to user according to concern temperature highest
At least one set of video data.
Further, above-mentioned Living streaming server provided in an embodiment of the present invention, as shown in fig. 6, may be used also
To include：Monitoring modular 65, is supervised in real time for the content change severe degree to multigroup video data
Survey；
Correspondingly, selecting module 61, specifically for changing severe degree according to the currently monitored video content for arriving
Height each group video data is ranked up；Current video content change severe degree highest is started into choosing
The video data of setting group number is selected as at least one set of video data after the switching pushed to user.
Further, the monitoring modular 65 in above-mentioned Living streaming server provided in an embodiment of the present invention, tool
Body is used to extract the prospect of each picture frame in every group of video data；Prospect be each picture frame in remove background
Outside part；To the movement velocity of each target, the confusion degree and each target of motion in the prospect of extraction
The distance between in one or more, determine content change severe degree.
The embodiment of the present invention additionally provides a kind of video living transmission system, as shown in figure 8, the system includes this hair
The playback terminal 82 of above-mentioned Living streaming server 81 and at least one that bright embodiment is provided.
In above-mentioned video living transmission system, playback terminal can be various terminal equipment such as mobile phone, flat board electricity
Brain, intelligent television, various intelligent glasses or VR helmets etc. possess the hardware device of media play function,
Can be media player, browser or mobile phone A PP of software form etc., can also be various softwares and
The embedded device for possessing media play function of combination of hardware, type of the embodiment of the present invention to playback terminal
It is not construed as limiting.
The embodiment of the present invention additionally provides purposes of the above-mentioned net cast method among following one or more：
Sports event live broadcast, media event are live and variety show is live.
In above-mentioned net cast method provided in an embodiment of the present invention, server and system and associated uses, by
Living streaming server will be gathered according to the local default control instruction for pushing policy information or receiving
Multigroup video data (all VR video datas or part for VR video data portions be non-VR
Video data) in selection at least one set send playback terminal to, playback terminal plays the video to user.This
Inventive embodiments provide specific solution of the VR videos in live, live ornamental improving
At the same time it can also preferably with user interaction, further improve user experience.
Further, above-mentioned net cast method provided in an embodiment of the present invention, server and system and correlation
Among purposes, Living streaming server can neatly according to user to it is live scene viewing preference information or
Person user selects the concern temperature of multigroup video data or the content change severe degree of video data in real time
One group of video data of wherein at least is selected as at least one set of video data pushed to user, on the one hand, according to
The preference of viewing and admiring of user pushes corresponding video to user, disclosure satisfy that user sees to the personalized of live scene
Reward demand；On the other hand, Living streaming server is according to every group of the concern temperature or content change of video data
Severe degree is pushed to the video of user to switch, and realizes the live field strong to possessing abundant content sight
The automatic identification and intelligently pushing in face, improve the sight of net cast.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or meter
Calculation machine program product.Therefore, the present invention can be using complete hardware embodiment, complete software embodiment or knot
Close the form of the embodiment in terms of software and hardware.And, the present invention can be used and wherein wrapped at one or more
Containing computer usable program code computer-usable storage medium (including but not limited to magnetic disk storage and
Optical memory etc.) on implement computer program product form.
The present invention is produced with reference to method according to embodiments of the present invention, equipment (system) and computer program
The flow chart and/or block diagram of product is described.It should be understood that can by computer program instructions realize flow chart and
/ or block diagram in each flow and/or the flow in square frame and flow chart and/or block diagram and/
Or the combination of square frame.These computer program instructions to all-purpose computer, special-purpose computer, insertion can be provided
The processor of formula processor or other programmable data processing devices is producing a machine so that by calculating
The instruction of the computing device of machine or other programmable data processing devices is produced for realizing in flow chart one
The device of the function of being specified in individual flow or multiple one square frame of flow and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in can guide computer or the treatment of other programmable datas to set
In the standby computer-readable memory for working in a specific way so that storage is in the computer-readable memory
Instruction produce include the manufacture of command device, the command device realization in one flow of flow chart or multiple
The function of being specified in one square frame of flow and/or block diagram or multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices, made
Obtain and series of operation steps is performed on computer or other programmable devices to produce computer implemented place
Reason, so as to the instruction performed on computer or other programmable devices is provided for realizing in flow chart one
The step of function of being specified in flow or multiple one square frame of flow and/or block diagram or multiple square frames.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this to the present invention
The spirit and scope of invention.So, if these modifications of the invention and modification belong to the claims in the present invention
And its within the scope of equivalent technologies, then the present invention is also intended to comprising these changes and modification.
Claims (21)
1. a kind of net cast method, it is characterised in that including：
From multigroup video data, according to the local default control for pushing policy information or playback terminal transmission
System instruction, selects at least one set of video data pushed to user；Multigroup video data is positioned at same
Multigroup VR video datas that multigroup Virtual Reality video camera of live live diverse location is gathered respectively,
Or be to be gathered respectively positioned at multigroup VR video cameras and non-VR video cameras of same live live diverse location
VR video datas and non-VR video datas；
Selected at least one set of video data is sent to playback terminal to play out.
2. the method for claim 1, it is characterised in that the control instruction is used to instruction user
To the different groups of switching control operations of video；Or
The control instruction is to instruction user to live live viewing preference information.
3. method as claimed in claim 2, it is characterised in that the viewing preference information, including：
Personage, setting thing are set in the selected live scene of the user that the playback terminal sends
Body or setting position preference information；
According to the control instruction that playback terminal sends, at least one set of video data pushed to user, bag are selected
Include：
Setting personage or setting object in the viewing preference information is in live live real time position
The nearest VR video cameras or non-VR video cameras in position of change, personage described in chosen distance or setting object
The video data of shooting is used as at least one set of video data pushed to user；And
According to it is described viewing preference information in setting position, selection positioned at the setting position or distance
The video data that the nearest VR video cameras in the setting position or non-VR video cameras shoot is pushed away as to user
At least one set of video data for sending.
4. method as claimed in claim 3, it is characterised in that be preset in the setting people by following the trail of
The signal that sensor on thing or setting object sends, it is determined that apart from the setting personage or the position of setting object
Put nearest VR video cameras or non-VR video cameras.
5. the method for claim 1, it is characterised in that the control instruction is used to instruction user
When being operated to the different groups of switching controls of video, the control instruction is obtained by following one or more mode
：
By perceive screen to playback terminal, the touch-control of keyboard or manipulation button and obtain；
The instruction sent by the remote control equipment for perceiving playback terminal is obtained；
The instruction sent by the joystick for perceiving playback terminal is obtained；
Obtained by the angle change perceived produced by the motion of VR wearable devices.
6. the method for claim 1, it is characterised in that selected according to local default policy information
The data of at least one set of video pushed to user are selected, including：
Concern temperature or content change severe degree according to multigroup video data, one group of wherein at least of selection are regarded
Frequency is according to as at least one set of video data after the switching pushed to user.
7. method as claimed in claim 6, it is characterised in that also include：To multigroup video data
Viewing total number of persons and/or viewing total degree are counted；
According to the viewing total number of persons and/or viewing total degree and the viewing total number of persons and/or total time of viewing
The default weighted value of number, calculates every group in multigroup video data of concern temperature；
Selection one group of video data of wherein at least is used as at least one set of video counts after the switching pushed to user
According to, including：
Concern temperature to described every group is ranked up, and starts to select setting group number according to concern temperature highest
Video data as at least one set of video data after the switching pushed to user.
8. method as claimed in claim 6, it is characterised in that also include：To multigroup video data
Content change severe degree carries out real-time monitoring；
Selection one group of video data of wherein at least is used as at least one set of video counts after the switching pushed to user
According to, including：
According to it is the currently monitored to video content change severe degree height each group video data is arranged
Sequence；
Using current video content change severe degree highest start select setting group number video data as
To at least one set of video data after the switching that user pushes.
9. method as claimed in claim 8, it is characterised in that the content to multigroup video data
Change severe degree is monitored, including：
Prospect to each picture frame in every group of video data is extracted；The prospect is in each picture frame
Part in addition to background；
To extract prospect in each target movement velocity, motion confusion degree and each target between away from
One or more in, determine content change severe degree.
10. the method for claim 1, it is characterised in that when selected at least one set of video counts
It is described to send selected at least one set of video data to playback terminal during according to for VR video datas
Play out, including：
According to the angles of display control instruction for receiving, according to the display that the angles of display control instruction is indicated
The data of corresponding angle at least one set of video data are transferred to playback terminal and played out by angle.
A kind of 11. Living streaming servers, it is characterised in that including：
Selecting module, for from multigroup video data, according to local default push policy information or broadcasts
The control instruction of terminal transmission is put, at least one set of video data pushed to user is selected；Multigroup video
Data be positioned at same live live diverse location multigroup Virtual Reality video camera gather respectively it is multigroup
VR video datas, or be multigroup VR video cameras and non-VR positioned at same live live diverse location
VR video datas and non-VR video datas that video camera is gathered respectively；
Transport module, is carried out for sending the data of selected at least one set of video to playback terminal
Play.
12. servers as claimed in claim 11, it is characterised in that the control instruction is used to indicate
User is to the different groups of switching control operations of video；Or
The control instruction is to instruction user to live live viewing preference information.
13. servers as claimed in claim 12, it is characterised in that the viewing preference information, bag
Include：
Personage, setting thing are set in the selected live scene of the user that the playback terminal sends
Body or setting position preference information；
The selecting module, including：
First choice submodule, exists for the setting personage in the viewing preference information or setting object
The VR that the position of the real time position change at live scene, personage described in chosen distance or setting object is nearest takes the photograph
The video data that camera or non-VR video cameras shoot is used as at least one set of video data pushed to user；
Second selection submodule, for the setting position in the viewing preference information, selection is located at institute
State what setting position or nearest apart from setting position VR video cameras or non-VR video cameras shot
Video data is used as at least one set of video data pushed to user.
14. servers as claimed in claim 13, it is characterised in that first choice submodule, specifically
For the signal that the sensor being preset on the setting personage or setting object by tracking is sent, it is determined that away from
The VR video camera or non-VR video camera nearest from the position of the setting personage or setting object.
15. servers as claimed in claim 11, it is characterised in that the control instruction is used to indicate
When user operates to the different groups of switching controls of video, the control instruction is by following one or more mode
Obtain：
By perceive screen to playback terminal, the touch-control of keyboard or manipulation button and obtain；
The instruction sent by the remote control equipment for perceiving playback terminal is obtained；
The instruction sent by the joystick for perceiving playback terminal is obtained；
Obtained by the angle change perceived produced by the motion of VR wearable devices.
16. servers as claimed in claim 11, it is characterised in that the selecting module, for root
According to the concern temperature or content change severe degree of multigroup video data, one group of video data of wherein at least is selected
As at least one set of video data after the switching pushed to user.
17. servers as claimed in claim 16, it is characterised in that also include：Statistical module, uses
Counted in the viewing total number of persons to multigroup video data and/or viewing total degree；
Computing module, for according to the viewing total number of persons and/or viewing total degree and the viewing total number of persons
And/or the viewing default weighted value of total degree, calculate every group in multigroup video data of concern temperature；
The selecting module, is ranked up specifically for the concern temperature to described every group, according to concern temperature
Highest starts to select the video data of setting group number to be regarded as at least one set after the switching pushed to user
Frequency evidence.
18. servers as claimed in claim 16, it is characterised in that also include：Monitoring modular, uses
Real-time monitoring is carried out in the content change severe degree to multigroup video data；
The selecting module, the height specifically for changing severe degree according to the currently monitored video content for arriving
Each group video data is ranked up；Current video content change severe degree highest is started into selection setting
The video data of group number is used as at least one set of video data after the switching pushed to user.
19. servers as claimed in claim 18, it is characterised in that the monitoring modular, it is specific to use
The prospect of each picture frame is extracted in every group of video data；The prospect be each picture frame in remove
Part outside background；To the movement velocity of each target in the prospect extracted, the confusion degree of motion and each
One or more in the distance between target, determine content change severe degree.
20. a kind of video living transmission systems, it is characterised in that the system includes：Such as claim 10-18
Living streaming server and at least one playback terminal described in any one.
The purposes of method described in 21. claim any one of 1-10 among following one or more：
Sports event live broadcast, media event are live and variety show is live.
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| CN201511025179.7A CN106937128A (en) | 2015-12-31 | 2015-12-31 | A kind of net cast method, server and system and associated uses |
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