CN107734382A - Video transmission method and device under a kind of low-and high-frequency Collaborative environment - Google Patents
Video transmission method and device under a kind of low-and high-frequency Collaborative environment Download PDFInfo
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- CN107734382A CN107734382A CN201710752879.9A CN201710752879A CN107734382A CN 107734382 A CN107734382 A CN 107734382A CN 201710752879 A CN201710752879 A CN 201710752879A CN 107734382 A CN107734382 A CN 107734382A
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4331—Caching operations, e.g. of an advertisement for later insertion during playback
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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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43637—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
-
- 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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
-
- 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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440236—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by media transcoding, e.g. video is transformed into a slideshow of still pictures, audio is converted into text
-
- 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
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Social Psychology (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The embodiments of the invention provide the video transmission method and device under a kind of low-and high-frequency Collaborative environment, this method is cached and updated to the destination request information of parsing;Under low-and high-frequency networking, for the target video user for the viewing video that remains static, cell range adjustment is carried out according to the first pre-set criteria and distributes the target video user base station accessed, and video code rate version is selected according to the second preset rules to the target video after caching and carries out corresponding transcoding;Under low-and high-frequency networking, the target video user for watching video in mobile status, video code rate version is selected according to the 3rd preset rules to the target video after caching and carries out corresponding transcoding, and carry out buffered video migration.Scheme provided in an embodiment of the present invention increases cell coverage area, and then improve video data transmission efficiency by the way that low-and high-frequency cooperation and caching technology are combined.
Description
Technical field
The present invention relates to mobile communication technology field, more particularly to the transmission of video side under a kind of low-and high-frequency Collaborative environment
Method and device.
Background technology
With the development of mobile communication, mobile data services will welcome explosive growth.According to International Telecommunication Union
Prediction, will reach 1000 times of 4G commercial networks to the year two thousand twenty mobile data services total capacity demand.And in these data industry
In business, mobile video business by occupy 70% or so data traffic.
At present, existing 4G video transmission methods generally employ below 6GHz low-frequency ranges and carried out data transmission, but exist
The problem of be low-frequency range spectral bandwidth it is limited and exist compared with strong jamming, cause video data transmission rate relatively low.
With a large amount of growths of data traffic requirement, the 5G epoch, compared with 4G networks, 5G was introduced into high band at hand
Technology, and be possible to use in small base station, wherein, high band generally includes 6GHz~60GHz band limits, can provide abundance
Bandwidth, improve target video user message transmission rate.But high band generally has the characteristics of path loss is big so that cell
Coverage is smaller.
The content of the invention
The purpose of the embodiment of the present invention is to provide the video transmission method and device under a kind of low-and high-frequency Collaborative environment, led to
Cross and be combined low-and high-frequency cooperation and caching technology, to increase cell coverage area, and then improve video data transmission efficiency.Tool
Body technique scheme is as follows:
A kind of video transmission method under low-and high-frequency Collaborative environment, methods described include:
The destination request information of parsing is cached and updated;
Under low-and high-frequency networking, for the target video user for the viewing video that remains static, according to the first default standard
Then carry out cell range adjustment and distribute the base station that the target video user is accessed, to the target video after caching according to second
Preset rules select video code rate version and carry out corresponding transcoding, wherein, after the static target video user is caching
Target video user corresponding to target video;
Under low-and high-frequency networking, the target video user for watching video in mobile status, to the target after caching
Video selects video code rate version according to the 3rd preset rules and carries out corresponding transcoding, and carries out buffered video migration.
Further, described pair parsing destination request information cached and update including:
The destination request information received in preset time is parsed, obtains target video attribute, wherein, the target
Solicited message is the solicited message sent by target video user, and the target video attribute includes target video title and target
Video code rate version corresponding to video;
According to the target video title, popularity corresponding to target video title is determined;
Judge whether each popularity is less than threshold value;
It is added to default candidate above or equal to target video attribute corresponding to the popularity of the threshold value to delay
Deposit in video collection;
According to the viewed status of the target video user, according to preset requirement in the candidate cache video collection
The target video attribute is classified, and obtains static class video and mobile class video, wherein, the viewed status regards for target
It is in mobile or static state that frequency user, which watches target video,;
Static class video and mobile class video to acquisition are cached and updated.
Further, the viewed status according to the target video user, delays according to preset requirement to the candidate
The target video attribute deposited in video collection is classified, and obtains static class video and mobile class video, including:
Judge that target video user corresponding to first object video name accounts for the ratio of general objective video user and whether is more than
First threshold, wherein, the general objective video user is that the target video user of destination request information, institute are sent in preset time
State first object video name remained static for target video user it is same in the lower viewing candidate cache video collection
One target video title;
If being more than first threshold, the first object video name is labeled as static class video;
If being less than or equal to first threshold, the first object video name is labeled as mobile class video.
Further, it is described according to target video, popularity corresponding to target video title is determined, including:
According to the target video, popularity corresponding to generation target video title is distributed using neat husband, or according to institute
Target video title is stated, popularity corresponding to target video is obtained from core net.
Further, the static class video of described pair of acquisition and mobile class video are cached and updated, including:
Static class video and mobile class video are carried out in candidate cache video according to the first ratio and the second ratio respectively
Spatial cache is distributed in set, wherein, the first ratio and the second ratio and be 100%, the first ratio is more than the second ratio;
According to the spatial cache distributed, to static class video and mobile class video according to corresponding popularity by greatly to
It is small to be cached successively;
According to candidate cache video collection, using the popularity to the static class video of acquisition and mobile class video difference
Corresponding memory space is updated, wherein, the memory space is the space that cache module is used for caching of target video.
Further, it is described according to candidate cache video collection, using the popularity to the static class video of acquisition and
Mobile class video updates corresponding memory space respectively, including:
According to the affiliated type of target video corresponding to destination request information and popularity, delayed according to candidate cache video collection
The record of target video after depositing, target video corresponding to the destination request information is substituted according to the 4th preset rules and delayed
The target video deposited, wherein, the affiliated type includes static class video and mobile class video.
Further, the affiliated type of the target video according to corresponding to destination request information and popularity, according to candidate
The record of target video after buffered video set caching, target video corresponding to the destination request information is pre- according to the 4th
If rule substitutes the target video cached, including:
The record of target video after being cached according to candidate cache video collection, will be quiet corresponding to the destination request information
Only class video replaces with the first replacement video, wherein, described first replaces video as than video corresponding to the static class video
Static class video corresponding to the big popularity of popularity;
The record of target video after being cached according to candidate cache video collection, by shifting corresponding to the destination request information
Dynamic class video replaces with the second replacement video, wherein, described second replaces video as than video corresponding to the mobile class video
Mobile class video corresponding to the big popularity of popularity.
Further, it is described under low-and high-frequency networking, used for the target video for the viewing target video that remains static
Family, carry out cell range adjustment according to the first pre-set criteria and distribute the target video user base station accessed, after caching
Target video select video code rate version and to carry out corresponding transcoding according to the second preset rules, including:
For the target video user for the viewing target video that remains static, under default low-and high-frequency networking, judge
The power RSS of macro base stationmWhether the power RSS of small base station is more thans;
Second video object user is accessed into small base station, to the static class video after caching or mobile class video according to the
Two preset rules select video code rate version and carry out corresponding transcoding, wherein, the second video object user is RSSm≤
RSSsCorresponding target video user;
Judge whether the first data rate difference is less than first threshold Threshold1, wherein, first data rate difference
For the data rate R of small base stationsRequired data rate R corresponding with the video code rate version that target video user is askednDifference
Value;
For the 3rd target video user, the data rate R of macro base station is judgedmWhether R is less thann, wherein, described
Three target video users are Rs-Rn≥Threshold1Corresponding second target video user;
The 4th target video user is accessed into macro base station, the static class video after caching or mobile class video are pressed
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, wherein, the 4th target video user is Rm
≥RnCorresponding 3rd target video user;
5th target video user is accessed into macro base station, to the static class video after caching or mobile class video according to the
Two preset rules select video code rate version and carry out corresponding transcoding, wherein, the 5th target video user is RSSm>
RSSsCorresponding target video user;
Judge RmWhether R is less thann;
For the 6th target video user, the cell range extension mechanism under low-and high-frequency networking is triggered, and judge RSSsIt is
It is no to be less than Second Threshold Threshold2, wherein, the 6th target video user is Rm<RnCorresponding 5th target video is used
Family;
For the 7th target video user, the data rate R of small base station is judgedsWhether R is less thann, wherein, the 7th mesh
Mark video user is RSSs≥Threshold2Corresponding target video user;
8th target video user is accessed into small base station, to the static class video after caching or mobile class video according to the
Two preset rules select video code rate version and carry out corresponding transcoding, wherein, the 8th target video user is Rs≥RnIt is right
The target video user answered.
Further, it is described that video code rate version is selected according to the second preset rules to static class video or mobile class video
And corresponding transcoding is carried out, including:
One cell is divided into N number of different video code rate version and supports scope, wherein, N is that cell is divided into not
The sum for the range areas supported with code check version;
By the current data rate V of the target video user of acquisitionMThe video codes asked respectively with target video user
Transmission rate V needed for rate versionNIt is compared, wherein, M is the sequence number that video code rate version supports scope to be divided;
For VMMore than or equal to VNTarget video user, then regarding of being asked of target video user is sent by base station
Frequency code rate version;
Target video corresponding to target video user is asked using presetting transcoding speed transcoding by target video user
Video code rate version;
For VMLess than VNTarget video user, then being sent to target video user by base station can support most
High video code rate version;
By target video corresponding to target video user using default transcoding speed transcoding as the video can be supported most
High video code rate version.
Further, in the current data rate V of the target video user by acquisitionMRespectively with target video user
Transmission rate V needed for the video code rate version askedNBefore being compared, methods described also includes:
According to the channel information of the target video user of acquisition, the current data for calculating the target video user is fast
Rate VM。
Further, the target video after described pair of caching selects video code rate version according to the 3rd preset rules and carried out
Corresponding transcoding, and buffered video migration is carried out, including:
For the target video user in mobile status viewing target video, according to the target video user of acquisition
Current location information and the translational speed v of target video user, calculate target video user and be presently in video code rate support
In the range of residence time t;
Judge whether the target video user is less than current video code check version in the message transmission rate after the t times
The required data rate of this correspondence;
For corresponding to target video user corresponding to required data rate less than current frequency code rate version, by target video
Video corresponding to user is transcoded into the video of corresponding low bit- rate in advance, wherein, the corresponding low bit- rate is less than current video code
Code check corresponding to rate version;
For corresponding to target video user corresponding to required data rate greater than or equal to current frequency code rate version, judge
Whether current video code rate version supports target video user to ask the video code rate version of viewing;
By target video corresponding to the 9th target video user in advance using default transcoding speed transcoding as target video user
The video code rate version asked, wherein, the 9th target video user is asked the video code rate version of viewing by support
Corresponding target video user;
Target video corresponding to tenth target video user is described as that can support using default transcoding speed transcoding in advance
The maximum video code check version of video, wherein, the tenth target video user by do not support request viewing video code rate
Target video user corresponding to version.
Further, it is described according to the target video user current location information of acquisition and the mobile speed of target video user
V is spent, target video user is calculated and is being presently in residence time t in the range of video code rate support, including:
According to the target video user current location information of acquisition, acquisition target video user, which leaves, is presently in video codes
Rate supports the distance x of scope movement;
According to translational speed v, x of target video user and direction, calculate target video user and be presently in video codes
The residence time is in the range of rate support
Further, the generating process of the default transcoding speed is:
It is according to the video data volume Y, the transcoding speed for determining cache module needed for residence time t and buffering
The embodiment of the present invention additionally provides the video frequency transmitter under a kind of low-and high-frequency Collaborative environment, and described device includes:
First cache module, for the destination request information of parsing to be cached and updated;
AM access module, under low-and high-frequency networking, being used for the target video for the viewing target video that remains static
Family, carry out cell range adjustment according to the first pre-set criteria and distribute the target video user base station accessed, after caching
Target video select video code rate version according to the second preset rules and carry out corresponding transcoding;
Transferring module, under low-and high-frequency networking, being used for the target video that target video is watched in mobile status
Family, video code rate version is selected according to the 3rd preset rules to the target video after caching and carries out corresponding transcoding, and carried out
Buffered video migrates.
Further, first cache module includes:
Video attribute obtains submodule, for being parsed to the destination request information received in preset time, obtains mesh
Video attribute is marked, wherein, the destination request information is the solicited message sent by target video user, the target video category
Property include video code rate version corresponding to target video title and target video;
Popularity determination sub-module, for according to the target video title, determining popular corresponding to target video title
Degree;
First judging submodule, for judging whether each popularity is less than threshold value;
Submodule is added, is added to for target video attribute corresponding to the popularity above or equal to threshold value pre-
If candidate cache video collection in;
Classification submodule, for the viewed status according to the target video user, according to preset requirement to the candidate
The target video attribute in buffered video set is classified, and obtains static class video and mobile class video, the viewing
State is that target video user viewing target video is in mobile or static state;
Second cache sub-module, cached for the static class video to acquisition and mobile class video.
At the another aspect that the present invention is implemented, a kind of computer-readable recording medium is additionally provided, it is described computer-readable
Instruction is stored with storage medium, when run on a computer so that computer performs any of the above-described described kind height
Video transmission method under frequency Collaborative environment.
At the another aspect that the present invention is implemented, the embodiment of the present invention additionally provides a kind of computer program production comprising instruction
Product, when run on a computer so that computer performs the video under any of the above-described described kind low-and high-frequency Collaborative environment
Transmission method.
Video transmission method and device under a kind of low-and high-frequency Collaborative environment provided in an embodiment of the present invention, can be to parsing
Destination request information cached and updated;Under low-and high-frequency networking, regarded for the target for the viewing video that remains static
Frequency user, carry out cell range adjustment according to the first pre-set criteria and distribute the target video user base station accessed, to slow
Target video after depositing selects video code rate version according to the second preset rules and carries out corresponding transcoding, and the static target regards
Frequency user is target video user corresponding to the target video after caching;Under low-and high-frequency networking, for being seen in mobile status
The target video user of video is seen, video code rate version is selected according to the 3rd preset rules to the target video after caching and carried out
Corresponding transcoding, and carry out buffered video migration.This method realizes one by the way that low-and high-frequency cooperation and caching technology are combined
Transmission of video under kind low-and high-frequency Collaborative environment, while cell coverage area is increased, and then improve video data transmission effect
Rate and the data rate of target video user.Certainly, any product or method for implementing the present invention must be not necessarily required to reach simultaneously
To all the above advantage.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described.
Fig. 1 is the schematic diagram of the video transmission method under the first low-and high-frequency Collaborative environment provided in an embodiment of the present invention;
Fig. 2 is the schematic diagram of the video transmission method under second of low-and high-frequency Collaborative environment provided in an embodiment of the present invention;
Fig. 3 is the schematic diagram of the video transmission method under the third low-and high-frequency Collaborative environment provided in an embodiment of the present invention;
Fig. 4 is the schematic diagram of the video transmission method under the 4th kind of low-and high-frequency Collaborative environment provided in an embodiment of the present invention;
Fig. 5 is the schematic diagram of the video frequency transmitter under a kind of low-and high-frequency Collaborative environment provided in an embodiment of the present invention;
Fig. 6 is the schematic diagram of a kind of electronic equipment provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The feature and exemplary embodiment of various aspects of the invention is described more fully below.It should be noted that under
In the detailed description in face, it is proposed that many details, to carry out comprehensive understanding to the present invention.But for this area people
For member, the present invention can be implemented in the case of some details in not needing these details.
In the following description, there is provided many details fully understand so as to provide to embodiments of the invention.So
And it will be appreciated by persons skilled in the art that in some cases, being not shown in detail or describing known features, unit or operating procedure
To avoid obscuring the major technique intention of the present invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can change
Become annexation, change sequence of steps, or mutually carry out different combinations.It is below with reference to the accompanying drawings and in conjunction with the embodiments detailed
Illustrate the application.
Fig. 1 is the video transmission method under the first low-and high-frequency Collaborative environment provided in an embodiment of the present invention, applied to slow
Storing module, methods described include:
S101, the destination request information of parsing is cached and updated;
The destination request information received in preset time is solved it should be noted that above-mentioned parsing is cache module
Analysis, and then the target video attribute after being parsed.
Specifically,
The destination request information received in preset time is parsed, obtains target video attribute, wherein, the target
Solicited message is the solicited message sent by target video user, and the target video attribute includes target video title and target
Video code rate version corresponding to video;
Wherein, above-mentioned target video user can include the electronic equipments such as mobile phone, ipad or notebook.
Above-mentioned preset time refers to the certain period of time of designed in advance.
Above-mentioned video code rate can be understood as the data bits that the unit interval transmits during data transfer, our general list
Position is that kbps i.e. kilobit is per second.More popular understanding is exactly sampling rate, and sampling rate is bigger in the unit interval, and precision is higher,
The file dealt is just closer to original document.Above-mentioned video code rate version includes high definition version, super clear according to preset rules
Version and SD version.
According to the target video title, popularity corresponding to target video title is determined;
Wherein, above-mentioned popularity can be understood as the welcome degree of video, that is to say, that the higher access of popularity it is general
Rate and number are bigger.
Specifically,
The first embodiment:According to the target video, the stream according to corresponding to neat husband is distributed generation target video title
Row degree.
Neat husband (Zipf) distribution is a kind of distribution for being used for measurement and portraying popularity.
Second of embodiment:According to the target video title, popularity corresponding to target video is obtained from core net.
Core net is that its main function is call request or the request of data that A mouths are come up, and is connect in network subsystem
Continue on different networks.
It follows that being cached using popularity to target video title, being advantageous to rationally should spatial cache.
Judge whether each popularity is less than threshold value;
Based on the above situation, using popularity compared with threshold value, popularity is divided, so as to for different prevalences
Degree carries out different caching process.
It is added to default candidate above or equal to target video attribute corresponding to the popularity of the threshold value to delay
Deposit in video collection;
Wherein, above-mentioned candidate cache video collection is for keeping in target video attribute, that is to say, that only candidate delays
Target video corresponding to depositing the target video attribute in video collection is only possible to be buffered module caching.
According to the viewed status of the target video user, according to preset requirement in the candidate cache video collection
The target video attribute is classified, and obtains static class video and mobile class video, and the viewed status is used for target video
Family viewing target video is in mobile or static state;
Specifically,
Judge that target video user corresponding to first object video name accounts for the ratio of general objective video user and whether is more than
First threshold, wherein, the general objective video user is that the target video user of destination request information, institute are sent in preset time
State first object video name remained static for target video user it is same in the lower viewing candidate cache video collection
One target video title;
Wherein, first threshold can be understood as the number of a percentage.
It is noted that this step can also be by judging that target video user is corresponding to first object video name
No to be more than default threshold value, then predetermined threshold value is a total number for being less than target video user.
If being more than first threshold, the first object video name is labeled as static class video;
If being less than or equal to first threshold, the first object video name is labeled as mobile class video.
In order to more clearly describe above-mentioned steps, now give an example and illustrate, example:Access the target video title
Target video user remained static more than 50% and watch the target video, then by the target video labeled as static
(still) class video;If the target video user of access target video name is kept in motion more than 50% watches the mesh
Video is marked, then is mobile (moving) class video by the video marker.
Static class video and mobile class video to acquisition are cached and updated;
After being classified due to the foregoing target video attribute in the candidate cache video collection, it is necessary to dividing
Video after class is cached and updated.
Specifically,
Static class video and mobile class video are carried out in candidate cache video according to the first ratio and the second ratio respectively
Spatial cache is distributed in set, wherein, the first ratio and the second ratio and be 100%, the first ratio is more than the second ratio;
It should be noted that due to target of the channel condition residing for the target video user of inactive state than motion state
Video user is stable, can be the spatial cache of still class video distribution candidate caches video collection 70%, be moving class videos
Distribute the spatial cache of candidate cache video collection 30%.
According to the spatial cache distributed, to static class video and mobile class video according to corresponding popularity by greatly to
It is small to be cached successively;
A kind of embodiment of this step can be:Still classes video and moving classes video according to popularity by greatly to
It is small to cache successively, untill respective cache space takes, and by buffered target video in candidate cache video set
Deleted in conjunction;
Another embodiment is that still classes video and moving classes video cache successively according to popularity is descending,
If the spatial cache size in candidate cache video collection will can be omitted subsequently less than the quantity for the target video for needing to cache
The small target video of popularity compared with the popularity of target video next time after handled accordingly, and by
Buffered target video is deleted in candidate cache video collection.
According to candidate cache video collection, using the popularity to the static class video of acquisition and mobile class video difference
Corresponding memory space is updated, wherein, the memory space is the space that cache module is used for caching of target video.
Specifically,
According to the affiliated type of target video corresponding to destination request information and popularity, delayed according to candidate cache video collection
The record of target video after depositing, target video corresponding to the destination request information is substituted according to the 4th preset rules and delayed
The target video deposited, wherein, affiliated type includes static class video and mobile class video;
It should be noted that above-mentioned be appreciated that as the note according to the target video after candidate cache video collection caching
Record, by new target video, type and target video popularity belonging to substitute the target video cached to cache module.
Above-mentioned 4th preset rules can be:The record of target video after being cached according to candidate cache video collection, delay
Storing module replaces new still classes video still class videos smaller than its popularity in cache module;New moving classes regard
Frequency is for moving class videos smaller than its popularity in time cache module.
S102, under low-and high-frequency networking, for the target video user for the viewing target video that remains static, according to the
One pre-set criteria carries out cell range adjustment and distributes the base station that the target video user is accessed, to the target video after caching
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding;
Wherein, above-mentioned cell, also referred to as cellular cell, it can be understood as in cell mobile communication systems, one of those
The region that a part for base station or base station (fan anteena) is covered, mobile station can by wireless channel in this region
Communicated by ground with base station.
It should be noted that in general, when the channel link condition of target video user is preferable, i.e., data transfer is fast
Rate is more than 1Mbps, and the data rate of target video user is higher, and cache module can support that target video user viewing is higher
The video code rate version of grade;When the channel link condition of target video user is poor, i.e., message transmission rate is less than or waited
In 1Mbps, the data rate of target video user is relatively low, and cache module can only support user to watch the video code rate version of inferior grade
This.
It is above-mentioned under low-and high-frequency networking, for the target video user for the viewing target video that remains static, according to the
One pre-set criteria, which carries out cell range adjustment, distributes a kind of embodiment of the base station that the target video user is accessed and is:
For the target video user for the viewing target video that remains static, under default low-and high-frequency networking, judge
The power RSS of macro base stationmWhether the power RSS of small base station is more thans;
Second video object user is accessed into small base station, to the static class video after caching or mobile class video according to the
Two preset rules select video code rate version and carry out corresponding transcoding, wherein, the second video object user is:RSSm≤
RSSsCorresponding target video user
Judge whether the first data rate difference is less than first threshold Threshold1, wherein, the first data rate difference is small
The data rate R of base stationsRequired data rate R corresponding with the video code rate version that target video user is askednDifference;
Wherein, above-mentioned data rate can be understood as in the unit interval in the information content (bit number) of channel.Number
Bigger according to speed, the information content of transmission per unit of time is bigger.The size of data rate influences whether the speed of information transfer, so as to
Traffic affecting quality.
In addition, channel status of the cache module based on target video user calculates the current data speed of target video user
Rate.The channel information of target video user can be measured to channel by base station and report cache module, can also be by user
Channel information is carried out reporting base station by equipment reports cache module by base station again.
For the 3rd target video user, the data rate R of macro base station is judgedmWhether R is less thann, wherein, described
Three target video users are Rs-Rn≥Threshold1Corresponding second target video user;
The 4th target video user is accessed into macro base station, the static class video after caching or mobile class video are pressed
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, wherein, the 4th target video user is Rm
≥RnCorresponding 3rd target video user;
5th target video user is accessed into macro base station, to the static class video after caching or mobile class video according to the
Two preset rules select video code rate version and carry out corresponding transcoding, wherein, the 5th target video user is RSSm>
RSSsCorresponding target video user;
Judge RmWhether R is less thann;
For the 6th target video user, the cell range extension mechanism under low-and high-frequency networking is triggered, and judge RSSsIt is
It is no to be less than Second Threshold Threshold2;The 6th target video user is Rm<RnCorresponding 5th target video user;
For the 7th target video user, the data rate R of small base station is judgedsWhether R is less thann, wherein, the 7th mesh
Mark video user is RSSs≥Threshold2Corresponding target video user;
8th target video user is accessed into small base station, to the static class video after caching or mobile class video according to the
Two preset rules select video code rate version and carry out corresponding transcoding, wherein, the 8th target video user is Rs≥RnIt is right
The target video user answered.
The above-mentioned static class video to after caching or mobile class video select video code rate version according to the second preset rules
This and carry out corresponding transcoding the first embodiment be specifically,
The first embodiment is:One cell is divided into N number of different video code rate version and supports scope, wherein, N
The sum of the range areas of code check version support is had been categorized into for cell;
Wherein, based on the above situation, the different data rate requirement of N kinds according to needed for N number of different video code check version,
One cell can be divided into N number of different video code rate version and support scope.
By the current data rate V of the target video user of acquisitionMThe video codes asked respectively with target video user
Transmission rate V needed for rate versionNIt is compared, wherein, M is the sequence number that video code rate version supports scope to be divided;
For VMMore than or equal to VNTarget video user, then regarding of being asked of target video user is sent by base station
Frequency code rate version;
It should be noted that cache module only passes to the target video user in the range of the support of some video code rate version
The video code rate version of defeated corresponding video code rate version or more inferior grade, now gives an example and illustrates, example:When with
Family is in M (M<=N) individual video code rate version support in the range of when, buffered video is only transcoded into the 1st kind and arrived by cache module
M kind video code rate versions, and it is sent to target video user through base station.
In this case, if data rate V needed for the video code rate version that target video user is askedNBe less than or
The data rate V current equal to target video userM, then cache module target video user is sent to by base station it asked
Video code rate version.
Target video corresponding to target video user is asked using presetting transcoding speed transcoding by target video user
Video code rate version;
In this case, it can be understood as cache module have sent corresponding video codes by base station to target video user
Rate version, but target video user can't watch asked target video, it is also necessary to by the target video asked with pre-
If transcoding speed transcoding can just be watched by the video code rate version that target video user asks.
For VMLess than VNTarget video user, then being sent to target video user by base station can support most
High video code rate version;
Based on the above situation, if the data rate V needed for the video code rate version that target video user is askedNMore than use
The current data rate V in familyM, then cache module the maximum video code check version that target video user can support is sent to by base station
This M.
By target video corresponding to target video user using default transcoding speed transcoding as the video can be supported most
High video code rate version.
The above-mentioned target video to after caching selects video code rate version according to the second preset rules and turned accordingly
Code second of embodiment be:
According to the channel information of the target video user of acquisition, the current data for calculating the target video user is fast
Rate VM;
For the target video user for the viewing target video that remains static, N is that cell has been categorized into code check version
The sum of the range areas of this support;
By the current data rate V of the target video user of acquisitionMThe video codes asked respectively with target video user
Transmission rate V needed for rate versionNIt is compared, wherein, M is the sequence number that video code rate version supports scope to be divided;
For VMMore than or equal to VNTarget video user, then regarding of being asked of target video user is sent by base station
Frequency code rate version;
Target video corresponding to target video user is asked using presetting transcoding speed transcoding by target video user
Video code rate version;
For VMLess than VNTarget video user, then being sent to target video user by base station can support most
High video code rate version;
By target video corresponding to target video user using default transcoding speed transcoding as the video can be supported most
High video code rate version.
It is clearer in order to state based on the above situation, now it is carried out as described below:
Channel status of the cache module based on target video user calculates the current data rate of target video user.Mesh
The channel information of mark video user can be measured by base station to channel, can also be by target video user equipment by channel information
Reported.Transmission rate needed for the video of the data rate R and N kind difference code check versions of target video user is compared
Compared with the video code rate version that cache module can be asked according to the data rate and combining target video user of target video user
This is sent to user's corresponding video code check version by base station.If the data rate needed for the video code rate version that user is asked
The data rate current more than target video user, then cache module target video user is sent to by base station and can be supported most
High video code rate version;If the data rate needed for the video code rate version that target video user is asked is less than or equal to target
The current data rate of video user, then cache module the video code rate version that target video user asked is sent to by base station
This.
S103, under low-and high-frequency networking, the target video user for watching target video in mobile status, to caching
Target video afterwards selects video code rate version according to the 3rd preset rules and carries out corresponding transcoding, and carries out buffered video and move
Move.
In such case, it will be understood that it is to be under low-and high-frequency networking to carry out to watch target video for target video user
, for watching the target video user of target video in mobile status, it is necessary to the target video after caching according to the 3rd
Preset rules select video code rate version, and carry out corresponding transcoding to target video.
Specifically,
The first embodiment is:For the target video user in mobile status viewing target video, according to acquisition
The target video user current location information and target video user translational speed v, calculate target video user work as
Residence time t in the range of preceding residing video code rate support;
Judge whether the target video user is less than current video code check version in the message transmission rate after the t times
The required data rate of this correspondence;
For corresponding to target video user corresponding to required data rate less than current frequency code rate version, by target video
Video corresponding to user is transcoded into the video of corresponding low bit- rate in advance, and the corresponding low bit- rate is less than current video code check version
Corresponding code check;
For corresponding to target video user corresponding to required data rate greater than or equal to current frequency code rate version, judge
Whether current video code rate version supports target video user to ask the video code rate version of viewing;
By target video corresponding to the 9th target video user in advance using default transcoding speed transcoding as target video user
The video code rate version asked, wherein, the 9th target video user is asked the video code rate version of viewing by support
Corresponding target video user;
Target video corresponding to tenth target video user is described as that can support using default transcoding speed transcoding in advance
The maximum video code check version of video, wherein, the tenth target video user by do not support request viewing video code rate
Target video user corresponding to version.
Second of embodiment be:According to the target video user current location information of acquisition, target video user is obtained
Leave and be presently in the distance x that video code rate supports scope movement;
According to translational speed v, x of target video user and direction, calculate target video user and be presently in video codes
The residence time is in the range of rate support
Judge whether the target video user is less than current video code check version in the message transmission rate after the t times
The required data rate of this correspondence;
For corresponding to target video user corresponding to required data rate less than current frequency code rate version, by target video
Video corresponding to user is transcoded into the video of corresponding low bit- rate in advance, and the corresponding low bit- rate is less than current video code check version
Corresponding code check;
For corresponding to target video user corresponding to required data rate greater than or equal to current frequency code rate version, judge
Whether current video code rate version supports target video user to ask the video code rate version of viewing;
By target video corresponding to the 9th target video user in advance using default transcoding speed transcoding as target video user
The video code rate version asked, wherein, the 9th target video user is asked the video code rate version of viewing by support
Corresponding target video user;
Target video corresponding to tenth target video user is described as that can support using default transcoding speed transcoding in advance
The maximum video code check version of video, wherein, the tenth target video user by do not support request viewing video code rate
Target video user corresponding to version.
The generating process of the default transcoding speed is:
It is according to the video data volume Y, the transcoding speed for determining cache module needed for residence time t and buffering
It should be noted that the transcoding speed of above-mentioned cache module is to ensure that user is leaving current video code check version
This support scope is buffered when entering next video code rate version support scope to be finished, and lifts target video Consumer's Experience.
As can be seen here, low-and high-frequency cooperation and caching technology are combined by the embodiment of the present invention, first please to the target of parsing
Information is asked to be cached and updated,, can for the target video user for the viewing video that remains static under low-and high-frequency networking
With triggering cell scope Regulation mechanism, to adapt to demand of the target video user to different video code check version, in shifting
The target video user of dynamic state viewing video, cache module can be predicted to the mobile status of target video user and go forward side by side
Row video code conversion and buffered video migration, increase cell coverage area, and then improve video data transmission efficiency.
Fig. 2 is the video transmission method under second of low-and high-frequency Collaborative environment provided in an embodiment of the present invention, applied to slow
Storing module, methods described include:
S201, the destination request information received in preset time is parsed, obtain target video attribute, wherein, institute
It is the solicited message sent by target video user to state destination request information, and the target video attribute includes target video title
With target video corresponding to video code rate version;
S202, according to the target video title, determine popularity corresponding to target video title;
S203, judges whether each popularity is less than threshold value;
S204, it is added to default time above or equal to target video attribute corresponding to the popularity of the threshold value
Select in buffered video set;
S205, judge target video user corresponding to first object video name account for general objective video user ratio whether
More than first threshold, wherein, the general objective video user is that the target video that destination request information is sent in preset time is used
Family, the first object video name are remained static for target video user in the lower viewing candidate cache video collection
Same target video title;If it is, S206 is performed, if it has not, performing S207;
S206, the first object video name is labeled as static class video;
S207, the first object video name is labeled as mobile class video;
S208, static class video and mobile class video to acquisition are cached and updated;
S209, under low-and high-frequency networking, for the target video user for the viewing target video that remains static, according to the
One pre-set criteria carries out cell range adjustment and distributes the base station that the target video user is accessed, to the target video after caching
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, wherein, the static target video user is
Target video user corresponding to target video after caching;
S210, under low-and high-frequency networking, the target video user for watching target video in mobile status, to caching
Target video afterwards selects video code rate version according to the 3rd preset rules and carries out corresponding transcoding, and carries out buffered video and move
Move.
As can be seen here, the method that the present invention implements to provide to target video by caching, by the way that low-and high-frequency is cooperated
It is combined with caching technology, the channel link status based on targeted customer transmits different video code rate versions, with optimization aim
The QoS that video user obtains, not only increases cell coverage area, improves video data transmission efficiency, also carry
Tenability of the message transmission rate of high Radio Link to caching transmission.
Fig. 3 is the video transmission method under second of low-and high-frequency Collaborative environment provided in an embodiment of the present invention, applied to slow
Storing module, methods described include:
S301, the destination request information received in preset time is parsed, obtain target video attribute, wherein, institute
It is the solicited message sent by target video user to state destination request information, and the target video attribute includes target video title
With target video corresponding to video code rate version;
S302, according to the target video title, determine popularity corresponding to target video title;
S303, judges whether each popularity is less than threshold value;
S304, it is added to default time above or equal to target video attribute corresponding to the popularity of the threshold value
Select in buffered video set;
S305, judge target video user corresponding to first object video name account for general objective video user ratio whether
More than first threshold, the general objective video user is that the target video user of destination request information, institute are sent in preset time
State first object video name remained static for target video user it is same in the lower viewing candidate cache video collection
One target video title;If it is, S306 is performed, if it has not, performing S307;
S306, the first object video name is labeled as static class video;
S307, the first object video name is labeled as mobile class video;
S308, static class video and mobile class video to acquisition are cached and updated;
S309, the target video user of target video is watched for remaining static, under default low-and high-frequency networking,
Judge the power RSS of macro base stationmWhether the power RSS of small base station is more thans;
S310, the second video object user is accessed into small base station, it is equal to the static class video after caching or mobile class video
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, wherein, the second video object user is:
RSSm≤RSSsCorresponding target video user;
S311, judges whether the first data rate difference is less than first threshold Threshold1, wherein, the first data rate difference
For the data rate R of small base stationsRequired data rate R corresponding with the video code rate version that target video user is askednDifference
Value;
S312, for the 3rd target video user, judge the data rate R of macro base stationmWhether R is less thann, wherein, institute
It is R to state the 3rd target video users-Rn≥Threshold1Corresponding second target video user;
S313, the 4th target video user is accessed into macro base station, the static class video after caching or mobile class are regarded
Frequency selects video code rate version according to the second preset rules and carries out corresponding transcoding, wherein, the 4th target video is used
Family is Rm≥RnCorresponding 3rd target video user;
S314, the 5th target video user is accessed into macro base station, it is equal to the static class video after caching or mobile class video
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, wherein, the 5th target video user is
RSSm>RSSsCorresponding target video user;
S315, judge RmWhether R is less thann;
S316, for the 6th target video user, the cell range extension mechanism under low-and high-frequency networking is triggered, and judge
RSSsWhether Second Threshold Threshold is less than2, wherein, the 6th target video user is Rm<RnCorresponding 5th target
Video user;
S317, for the 7th target video user, judge the data rate R of small base stationsWhether R is less thann, wherein, described
Seven target video users are RSSs≥Threshold2Corresponding target video user;
S318, the 8th target video user is accessed into small base station, it is equal to the static class video after caching or mobile class video
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, wherein, the 8th target video user is
Rs≥RnCorresponding target video user;
S319, under low-and high-frequency networking, the target video user for watching target video in mobile status, to caching
Target video afterwards selects video code rate version according to the 3rd preset rules and carries out corresponding transcoding, and carries out buffered video and move
Move.
As can be seen here, the method that the present invention implements to provide to target video by caching, by the way that low-and high-frequency is cooperated
It is combined with caching technology, the channel link status based on targeted customer transmits different video code rate versions, with optimization aim
The QoS that video user obtains, tenability of the message transmission rate to caching transmission of Radio Link is improved,
Avoid the characteristics of high band path loss is big so that cell coverage area increases.
Fig. 4 is the video transmission method under second of low-and high-frequency Collaborative environment provided in an embodiment of the present invention, applied to slow
Storing module, methods described include:
S401, the destination request information received in preset time is parsed, obtain target video attribute, wherein, institute
It is the solicited message sent by target video user to state destination request information, and the target video attribute includes target video title
With target video corresponding to video code rate version;
S402, according to the target video title, determine popularity corresponding to target video title;
S403, judges whether each popularity is less than threshold value;
S404, it is added to default time above or equal to target video attribute corresponding to the popularity of the threshold value
Select in buffered video set;
S405, judge target video user corresponding to first object video name account for general objective video user ratio whether
More than first threshold, wherein, the general objective video user is that the target video that destination request information is sent in preset time is used
Family, the first object video name are remained static for target video user in the lower viewing candidate cache video collection
Same target video title;If more than first threshold, S406 is performed, if less than or equal to first threshold, is performed
S407;
S406, the first object video name is labeled as static class video;
S407, the first object video name is labeled as mobile class video;
S408, static class video and mobile class video to acquisition cache;
S409, the target video user of target video is watched for remaining static, under default low-and high-frequency networking,
Judge the power RSS of macro base stationmWhether the power RSS of small base station is more thans;
S410, the second video object user is accessed into small base station, it is equal to the static class video after caching or mobile class video
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, and the second video object user is:RSSm
≤RSSsCorresponding target video user;
S411, judges whether the first data rate difference is less than first threshold Threshold1, wherein, the first data rate difference
For the data rate R of small base stationsRequired data rate R corresponding with the video code rate version that target video user is askednDifference
Value;
S412, for the 3rd target video user, judge the data rate R of macro base stationmWhether R is less thann;Described
Three target video users are Rs-Rn≥Threshold1Corresponding second target video user;
S413, the 4th target video user is accessed into macro base station, the static class video after caching or mobile class are regarded
Frequency selects video code rate version according to the second preset rules and carries out corresponding transcoding, and the 4th target video user is Rm
≥RnCorresponding 3rd target video user;
S414, the 5th target video user is accessed into macro base station, it is equal to the static class video after caching or mobile class video
Video code rate version is selected according to the second preset rules and carries out corresponding transcoding, and the 5th target video user is RSSm>
RSSsCorresponding target video user;
S415, judge RmWhether R is less thann;
S416, for the 6th target video user, the cell range extension mechanism under low-and high-frequency networking is triggered, and judge
RSSsWhether Second Threshold Threshold is less than2;The 6th target video user is Rm<RnCorresponding 5th target video is used
Family;
S417, for the 7th target video user, judge the data rate R of small base stationsWhether R is less thann;7th target regards
Frequency user is RSSs≥Threshold2Corresponding target video user;
S418, the 8th target video user is accessed into small base station, it is equal to the static class video after caching or mobile class video
Video code rate version is selected according to the first preset rules, the 8th target video user is Rs≥RnCorresponding target video is used
Family;
S419, the target video user for watching target video in mobile status, is regarded according to the target of acquisition
Frequency user current location information and the translational speed v of target video user, calculate target video user and be presently in video codes
Residence time t in the range of rate support;
S420, judges whether the target video user is less than current video in the message transmission rate after the t times
Code check version corresponds to required data rate;
S421, for corresponding to target video user corresponding to required data rate less than current frequency code rate version, by mesh
Video corresponding to mark video user is transcoded into the video of corresponding low bit- rate in advance, wherein, the corresponding low bit- rate is less than current
Code check corresponding to video code rate version;
S422, used for corresponding to target video corresponding to required data rate greater than or equal to current frequency code rate version
Family, judges whether current video code rate version supports target video user to ask the video code rate version of viewing;
S423, by target video corresponding to the 9th target video user in advance using default transcoding speed transcoding as target video
The video code rate version that user is asked, wherein, the 9th target video user is asked the video code rate of viewing by support
Target video user corresponding to version;
S424, by target video corresponding to the tenth target video user in advance using default transcoding speed transcoding can to support
The maximum video code check version of the video, wherein, the tenth target video user by do not support request viewing video
Target video user corresponding to code check version.
As can be seen here, the method that the present invention implements to provide to target video by caching, by the way that low-and high-frequency is cooperated
It is combined with caching technology, the channel link status based on targeted customer transmits different video code rate versions, with optimization aim
The QoS that video user obtains, tenability of the message transmission rate to caching transmission of Radio Link is improved,
Avoid the characteristics of high band path loss is big so that cell coverage area increases.
Fig. 5 is the video frequency transmitter under a kind of low-and high-frequency Collaborative environment provided in an embodiment of the present invention, applied to caching
Module, described device include:
First cache module 501, for the destination request information of parsing to be cached and updated;
AM access module 502, under low-and high-frequency networking, the target video of target video to be watched for remaining static
User, carry out cell range adjustment according to the first pre-set criteria and distribute the target video user base station accessed, to caching
Target video afterwards selects video code rate version according to the second preset rules and carries out corresponding transcoding;
Transferring module 503, under low-and high-frequency networking, the target video for watching target video in mobile status
User, video code rate version is selected according to the 3rd preset rules to the target video after caching and carries out corresponding transcoding, is gone forward side by side
Row buffered video migrates.
Specifically,
First cache module includes:
Video attribute obtains submodule, for being parsed to the destination request information received in preset time, obtains mesh
Video attribute is marked, wherein, the destination request information is the solicited message sent by target video user, the target video category
Property include video code rate version corresponding to target video title and target video;
Popularity determination sub-module, for according to the target video title, determining popular corresponding to target video title
Degree;
First judging submodule, for judging whether each popularity is less than threshold value;
Submodule is added, is added for target video attribute corresponding to the popularity above or equal to the threshold value
Into default candidate cache video collection;
Classification submodule, for the viewed status according to the target video user, according to preset requirement to the candidate
The target video attribute in buffered video set is classified, and obtains static class video and mobile class video, the viewing
State is that target video user viewing target video is in mobile or static state;
Second cache sub-module, cached and updated for the static class video to acquisition and mobile class video.
The classification submodule includes:
Second judging unit, used for judging that target video user corresponding to first object video name accounts for general objective video
Whether the ratio at family is more than first threshold, wherein, the general objective video user is that destination request information is sent in preset time
Target video user, the first object video name is that the target video user lower viewing candidate that remains static delays
Deposit the same target video title in video collection;If being more than first threshold, trigger static class video and obtain module, if being less than
Or equal to first threshold, trigger mobile class video and obtain module;
Static class video obtaining unit, for the first object video name to be labeled as into static class video;
Mobile class video obtaining unit, for the first object video name to be labeled as into mobile class video.
The popularity determining module includes:
First popularity determination sub-module, for according to the target video, being distributed generation target video name using neat husband
Popularity corresponding to title.
The popularity determination sub-module includes:
Second popularity determining unit, for according to the target video title, it is corresponding to obtain target video from core net
Popularity.
Second cache sub-module includes:
Spatial cache allocation unit, for comparing respectively according to the first ratio and second static class video and mobile class video
Example carries out distributing spatial cache in candidate cache video collection, wherein, the first ratio and the second ratio and be 100%, the
One ratio is more than the second ratio;
Cache allocation unit, for according to the spatial cache distributed, to static class video and mobile class video according to
Corresponding popularity is descending to be cached successively;
Updating block, for according to candidate cache video collection, using the popularity to the static class video of acquisition and
Mobile class video updates corresponding memory space respectively, wherein, the memory space is that cache module is used for caching of target video
Space.
The updating block includes:
Subelement is substituted, for the affiliated type of the target video according to corresponding to destination request information and popularity, according to time
The record of the target video after buffered video set caching is selected, by target video corresponding to the destination request information according to the 4th
Preset rules substitute the target video cached, wherein, the affiliated type includes static class video and mobile class video;
The replacement subelement is specifically used for:
The record of target video after being cached according to candidate cache video collection, will be quiet corresponding to the destination request information
Only class video replaces with the first replacement video, and described first replaces video as than video popularity corresponding to the static class video
Static class video corresponding to big popularity;
The record of target video after being cached according to candidate cache video collection, by shifting corresponding to the destination request information
Dynamic class video replaces with the second replacement video, and described second replaces video as than video popularity corresponding to the mobile class video
Mobile class video corresponding to big popularity.
The AM access module includes:
Second judging submodule, for the target video user for the viewing target video that remains static, default
Low-and high-frequency networking under, judge the power RSS of macro base stationmWhether the power RSS of small base station is more thans;
First small base station access submodule, for the second video object user to be accessed into small base station, to static after caching
Class video or mobile class video select video code rate version according to the second preset rules and carry out corresponding transcoding, wherein, institute
Stating the second video object user is:RSSm≤RSSsCorresponding target video user
3rd judging submodule, for judging whether the first data rate difference is less than first threshold Threshold1, wherein,
First data rate difference is the data rate R of small base stationsNeeded for corresponding with the video code rate version that target video user is asked
Data rate RnDifference;
4th judging submodule, for for the 3rd target video user, judging the data rate R of macro base stationmIt is
It is no to be less than Rn, wherein, the 3rd target video user is Rs-Rn≥Threshold1Corresponding second target video user;
First macro base station accesses submodule, for the 4th target video user to be accessed into macro base station, after caching
Static class video or mobile class video select video code rate version according to the second preset rules and carry out corresponding transcoding, its
In, the 4th target video user is Rm≥RnCorresponding 3rd target video user;
Second macro base station accesses submodule, for the 5th target video user to be accessed into macro base station, to static after caching
Class video or mobile class video select video code rate version according to the second preset rules and carry out corresponding transcoding, wherein, institute
It is RSS to state the 5th target video userm>RSSsCorresponding target video user;
5th judging submodule, for judging RmWhether R is less thann;
6th judging submodule, for for the 6th target video user, the cell range triggered under low-and high-frequency networking to expand
Exhibition mechanism, and judge RSSsWhether Second Threshold Threshold is less than2, wherein, the 6th target video user is Rm<RnIt is right
The 5th target video user answered;
7th judging submodule, for for the 7th target video user, judging the data rate R of small base stationsIt is whether small
In Rn, wherein, the 7th target video user is RSSs≥Threshold2Corresponding target video user;
Second small base station access submodule, for the 8th target video user to be accessed into small base station, to static after caching
Class video or mobile class video select video code rate version according to the second preset rules and carry out corresponding transcoding, wherein, institute
It is R to state the 8th target video users≥RnCorresponding target video user.
The first macro base station access submodule includes:
Division unit, scope is supported for a cell to be divided into N number of different video code rate version, wherein, N is small
Area has been categorized into the sum of the range areas of code check version support;
First comparing unit, for by the current data rate V of the target video user of acquisitionMUsed respectively with target video
Transmission rate V needed for the video code rate version that family is askedNIt is compared, wherein, M is that video code rate version supports that scope is drawn
The sequence number divided;
First transmitting element, for for VMMore than or equal to VNTarget video user, then by base station send target regard
The video code rate version that frequency user is asked;
First transcoding units, for by target video corresponding to target video user using default transcoding speed transcoding as target
The video code rate version that video user is asked;
Second transmitting element, for for VMLess than VNTarget video user, then by base station be sent to target video use
The maximum video code check version that family can be supported;
Second transcoding units, for by target video corresponding to target video user using default transcoding speed transcoding as can
Support the maximum video code check version of the video.
The first macro base station access submodule also includes:
First computing unit, for the channel information of the target video user according to acquisition, calculate the target and regard
The current data rate V of frequency userM。
The transferring module includes:
Second calculating sub module, the target video user for watching target video in mobile status, according to acquisition
The target video user current location information and the translational speed v of target video user, target video user is calculated current
Residence time t in the range of residing video code rate support;
8th judging submodule, for judging that the target video user is in the message transmission rate after the t times
It is no to correspond to required data rate less than current video code check version;
First shifts to an earlier date transcoding submodule, for for being corresponded to less than current frequency code rate version corresponding to required data rate
Target video user, video corresponding to target video user is transcoded into the video of corresponding low bit- rate in advance, wherein, it is described corresponding
Low bit- rate is less than code check corresponding to current video code check version;
Judging submodule is supported, for corresponding for corresponding to required data rate greater than or equal to current frequency code rate version
Target video user, judge current video code rate version whether support target video user ask viewing video code rate
Version;
Second shifts to an earlier date transcoding submodule, for target video corresponding to the 9th target video user to be shifted to an earlier date to preset transcoding
The video code rate version that speed transcoding is asked by target video user, wherein, the 9th target video user is support institute
Ask target video user corresponding to the video code rate version of viewing;
3rd shifts to an earlier date transcoding submodule, for target video corresponding to the tenth target video user to be shifted to an earlier date to preset transcoding
Speed transcoding is the maximum video code check version that can support the video, wherein, the tenth target video user is not prop up
Hold and ask target video user corresponding to the video code rate version of viewing.
Second calculating sub module includes:
Distance acquiring unit, for the target video user current location information according to acquisition, obtain target video user
Leave and be presently in the distance x that video code rate supports scope movement;
3rd computing unit, for according to translational speed v, x of target video user and direction, calculating target video user
Be presently in video code rate support in the range of the residence time be
The generating process of the default transcoding speed is:
It is according to the video data volume Y, the transcoding speed for determining cache module needed for residence time t and buffering
As can be seen here, low-and high-frequency cooperation and caching technology are combined by the embodiment of the present invention, first please to the target of parsing
Information is asked to be cached and updated,, can for the target video user for the viewing video that remains static under low-and high-frequency networking
With triggering cell scope Regulation mechanism, to adapt to demand of the target video user to different video code check version, in shifting
The target video user of dynamic state viewing video, cache module can be predicted to the mobile status of target video user and go forward side by side
Row video code conversion and buffered video migration, increase cell coverage area, and then improve video data transmission efficiency.
The embodiment of the present invention additionally provides a kind of electronic equipment, as shown in fig. 6, including processor 601, communication interface 602,
Memory 603 and communication bus 604, wherein, processor 601, communication interface 602, memory 603 is complete by communication bus 604
Into mutual communication,
Memory 603, for depositing computer program;
Processor 601, during for performing the program deposited on memory 603, realize provided in an embodiment of the present invention one
Video transmission method under kind low-and high-frequency Collaborative environment.
Specifically, the video transmission method under a kind of above-mentioned low-and high-frequency Collaborative environment, including:
The destination request information of parsing is cached and updated;
Under low-and high-frequency networking, for the target video user for the viewing video that remains static, according to the first default standard
Then carry out cell range adjustment and distribute the base station that the target video user is accessed, to the target video after caching according to second
Preset rules select video code rate version and carry out corresponding transcoding, wherein, after the static target video user is caching
Target video user corresponding to target video;
Under low-and high-frequency networking, the target video user for watching video in mobile status, to the target after caching
Video selects video code rate version according to the 3rd preset rules and carries out corresponding transcoding, and carries out buffered video migration.
Therefore the electronic equipment that the present embodiment provides is performed, low-and high-frequency cooperation and caching technology are combined, first
The destination request information of parsing is cached and updated, under low-and high-frequency networking, for the viewing video that remains static
Target video user, can be with triggering cell scope Regulation mechanism, to adapt to target video user to different video code check version
Demand, the target video user for watching video in mobile status, cache module can be to the movement of target video user
State be predicted and carry out video code conversion and buffered video migration, improve the Consumer's Experience of target video, further carry
Tenability of the message transmission rate of high Radio Link to caching transmission.
The embodiment of video transmission method under above-mentioned related content low-and high-frequency Collaborative environment is implemented with preceding method
The transmission means of video transmission method under the low-and high-frequency Collaborative environment that example part provides is identical, repeats no more here.
The communication bus that above-mentioned electronic equipment is mentioned can be Peripheral Component Interconnect standard (Peripheral Component
Interconnect, PCI) bus or EISA (Extended Industry Standard
Architecture, EISA) bus etc..The communication bus can be divided into address bus, data/address bus, controlling bus etc..For just
Only represented in expression, figure with a thick line, it is not intended that an only bus or a type of bus.
The communication that communication interface is used between above-mentioned electronic equipment and other equipment.
Memory can include random access memory (Random Access Memory, RAM), can also include non-easy
The property lost memory (Non-Volatile Memory, NVM), for example, at least a magnetic disk storage.Optionally, memory may be used also
To be at least one storage device for being located remotely from aforementioned processor.
Above-mentioned processor can be general processor, including central processing unit (Central Processing Unit,
CPU), network processing unit (Network Processor, NP) etc.;It can also be digital signal processor (Digital Signal
Processing, DSP), it is application specific integrated circuit (Application Specific Integrated Circuit, ASIC), existing
It is field programmable gate array (Field-Programmable Gate Array, FPGA) or other PLDs, discrete
Door or transistor logic, discrete hardware components.
In another embodiment provided by the invention, a kind of computer-readable recording medium is additionally provided, the computer can
Read to be stored with instruction in storage medium, when run on a computer so that computer performs any institute in above-described embodiment
Video transmission method under a kind of low-and high-frequency Collaborative environment stated.
Specifically, the video transmission method under above-mentioned low-and high-frequency Collaborative environment, including:
The destination request information of parsing is cached and updated;
Under low-and high-frequency networking, for the target video user for the viewing video that remains static, according to the first default standard
Then carry out cell range adjustment and distribute the base station that the target video user is accessed, to the target video after caching according to second
Preset rules select video code rate version and carry out corresponding transcoding, wherein, after the static target video user is caching
Target video user corresponding to target video;
Under low-and high-frequency networking, the target video user for watching video in mobile status, to the target after caching
Video selects video code rate version according to the 3rd preset rules and carries out corresponding transcoding, and carries out buffered video migration.
As can be seen here, when performing the application program stored in the computer-readable recording medium that the present embodiment provides, by height
Low frequency is cooperated and caching technology is combined, and the destination request information of parsing is cached and updated first, in low-and high-frequency
, can be with triggering cell scope Regulation mechanism, to adapt to for the target video user for the viewing video that remains static under networking
Target video user is to the demand of different video code check version, the target video user for watching video in mobile status,
Cache module the mobile status of target video user can be predicted and carry out video code conversion and buffered video migration, improve
The Consumer's Experience of target video, it further increasing support energy of the message transmission rate to caching transmission of Radio Link
Power.
The embodiment of video transmission method under above-mentioned related content low-and high-frequency Collaborative environment is implemented with preceding method
The transmission means of video transmission method under the low-and high-frequency Collaborative environment that example part provides is identical, repeats no more here.
In the above-described embodiments, can come wholly or partly by software, hardware, firmware or its any combination real
It is existing.When implemented in software, can realize in the form of a computer program product whole or in part.The computer program
Product includes one or more computer instructions.When loading on computers and performing the computer program instructions, all or
Partly produce according to the flow or function described in the embodiment of the present invention.The computer can be all-purpose computer, special meter
Calculation machine, computer network or other programmable devices.The computer instruction can be stored in computer-readable recording medium
In, or the transmission from a computer-readable recording medium to another computer-readable recording medium, for example, the computer
Instruction can pass through wired (such as coaxial cable, optical fiber, numeral from a web-site, computer, server or data center
User's line (DSL)) or wireless (such as infrared, wireless, microwave etc.) mode to another web-site, computer, server or
Data center is transmitted.The computer-readable recording medium can be any usable medium that computer can access or
It is the data storage devices such as server, the data center integrated comprising one or more usable mediums.The usable medium can be with
It is magnetic medium, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or semiconductor medium (such as solid state hard disc
Solid State Disk (SSD)) etc..
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
Each embodiment in this specification is described by the way of related, identical similar portion between each embodiment
Divide mutually referring to what each embodiment stressed is the difference with other embodiment.Especially for method,
For device, electronic equipment or computer-readable recording medium embodiment, because it is substantially similar to embodiment of the method, so retouching
That states is fairly simple, and the relevent part can refer to the partial explaination of embodiments of method.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent substitution and improvements made within the spirit and principles in the present invention etc., are all contained in protection scope of the present invention
It is interior.
Claims (15)
1. the video transmission method under a kind of low-and high-frequency Collaborative environment, it is characterised in that methods described includes:
The destination request information of parsing is cached and updated;
Under low-and high-frequency networking, for the target video user for the viewing video that remains static, enter according to the first pre-set criteria
The adjustment of row cell range distributes the base station that the target video user is accessed, default according to second to the target video after caching
Rule selection video code rate version simultaneously carries out corresponding transcoding, wherein, the static target video user is the target after caching
Target video user corresponding to video;
Under low-and high-frequency networking, the target video user for watching video in mobile status, to the target video after caching
Video code rate version is selected according to the 3rd preset rules and carries out corresponding transcoding, and carries out buffered video migration.
2. the method as described in claim 1, it is characterised in that the destination request information of described pair of parsing is cached and updated
Including:
The destination request information received in preset time is parsed, obtains target video attribute, wherein, the destination request
Information is the solicited message sent by target video user, and the target video attribute includes target video title and target video
Corresponding video code rate version;
According to the target video title, popularity corresponding to target video title is determined;
Judge whether each popularity is less than threshold value;
It is added to default candidate cache above or equal to target video attribute corresponding to the popularity of the threshold value to regard
During frequency is gathered;
According to the viewed status of the target video user, according to preset requirement to described in the candidate cache video collection
Target video attribute is classified, and obtains static class video and mobile class video, wherein, the viewed status is used for target video
Family viewing target video is in mobile or static state;
Static class video and mobile class video to acquisition are cached and updated.
3. method as claimed in claim 2, it is characterised in that the viewed status according to the target video user, press
The target video attribute in the candidate cache video collection is classified according to preset requirement, obtain static class video and
Mobile class video, including:
Judge that whether target video user corresponding to first object video name accounts for the ratio of general objective video user more than first
Threshold value, wherein, the general objective video user is that the target video user of destination request information is sent in preset time, described the
The entitled target video user of one target video remains static same in the lower viewing candidate cache video collection
Target video title;
If being more than first threshold, the first object video name is labeled as static class video;
If being less than or equal to first threshold, the first object video name is labeled as mobile class video.
4. method as claimed in claim 2, it is characterised in that it is described according to target video, determine that target video title is corresponding
Popularity, including:
According to the target video, popularity corresponding to generation target video title is distributed using neat husband, or according to the mesh
Video name is marked, popularity corresponding to target video is obtained from core net.
5. method as claimed in claim 2, it is characterised in that the static class video of described pair of acquisition is carried out with mobile class video
Cache and update, including:
Static class video and mobile class video are carried out in candidate cache video collection according to the first ratio and the second ratio respectively
Middle distribution spatial cache, wherein, the first ratio and the second ratio and be 100%, the first ratio is more than the second ratio;
According to the spatial cache distributed, to static class video and mobile class video according to corresponding popularity it is descending according to
It is secondary to be cached;
According to candidate cache video collection, the static class video of acquisition and mobile class video are updated respectively using the popularity
Corresponding memory space, wherein, the memory space is the space for caching of target video.
6. method as claimed in claim 5, it is characterised in that it is described according to candidate cache video collection, utilize the prevalence
Spend and corresponding memory space is updated respectively to the static class video of acquisition and mobile class video, including:
According to the affiliated type of target video corresponding to destination request information and popularity, after candidate cache video collection caching
Target video record, target video corresponding to the destination request information is substituted according to the 4th preset rules and cached
Target video, wherein, the affiliated type includes static class video and mobile class video.
7. method as claimed in claim 6, it is characterised in that belonging to the target video according to corresponding to destination request information
Type and popularity, the record of the target video after being cached according to candidate cache video collection, by the destination request information pair
The target video answered substitutes the target video cached according to the 4th preset rules, including:
The record of target video after being cached according to candidate cache video collection, by static class corresponding to the destination request information
Video replaces with the first replacement video, wherein, described first replaces video as than video prevalence corresponding to the static class video
Spend static class video corresponding to big popularity;
The record of target video after being cached according to candidate cache video collection, by mobile class corresponding to the destination request information
Video replaces with the second replacement video, wherein, described second replaces video as than video prevalence corresponding to the mobile class video
Spend mobile class video corresponding to big popularity.
8. the method as described in claim 1, it is characterised in that it is described under low-and high-frequency networking, seen for remaining static
The target video user of target video is seen, carrying out cell range adjustment according to the first pre-set criteria distributes the target video user
The base station accessed, video code rate version is selected according to the second preset rules to the target video after caching and turned accordingly
Code, including:
For the target video user for the viewing target video that remains static, under default low-and high-frequency networking, grand base is judged
The power RSS to standmWhether the power RSS of small base station is more thans;
Second video object user is accessed into small base station, it is pre- according to second to the static class video after caching or mobile class video
If rule selection video code rate version simultaneously carries out corresponding transcoding, wherein, the second video object user is RSSm≤RSSsIt is right
The target video user answered;
Judge whether the first data rate difference is less than first threshold Threshold1, wherein, first data rate difference is small base
The data rate R to standsRequired data rate R corresponding with the video code rate version that target video user is askednDifference;
For the 3rd target video user, the data rate R of macro base station is judgedmWhether R is less thann, wherein, the 3rd mesh
Mark video user is Rs-Rn≥Threshold1Corresponding second target video user;
The 4th target video user is accessed into macro base station, to the static class video after caching or mobile class video according to the
Two preset rules select video code rate version and carry out corresponding transcoding, wherein, the 4th target video user is Rm≥RnIt is right
The 3rd target video user answered;
5th target video user is accessed into macro base station, it is pre- according to second to the static class video after caching or mobile class video
If rule selection video code rate version simultaneously carries out corresponding transcoding, wherein, the 5th target video user is RSSm>RSSsIt is right
The target video user answered;
Judge RmWhether R is less thann;
For the 6th target video user, the cell range extension mechanism under low-and high-frequency networking is triggered, and judge RSSsWhether it is less than
Second Threshold Threshold2, wherein, the 6th target video user is Rm<RnCorresponding 5th target video user;
For the 7th target video user, the data rate R of small base station is judgedsWhether R is less thann, wherein, the 7th target regards
Frequency user is RSSs≥Threshold2Corresponding target video user;
8th target video user is accessed into small base station, it is pre- according to second to the static class video after caching or mobile class video
If rule selection video code rate version simultaneously carries out corresponding transcoding, wherein, the 8th target video user is Rs≥RnIt is corresponding
Target video user.
9. method as claimed in claim 8, it is characterised in that described pre- according to second to static class video or mobile class video
If rule selection video code rate version simultaneously carries out corresponding transcoding, including:
One cell is divided into N number of different video code rate version and supports scope, wherein, N is that cell has been categorized into code
The sum for the range areas that rate version is supported;
By the current data rate V of the target video user of acquisitionMThe video code rate version asked respectively with target video user
Required transmission rate VNIt is compared, wherein, M is the sequence number that video code rate version supports scope to be divided;
For VMMore than or equal to VNTarget video user, then the video codes asked of target video user are sent by base station
Rate version;
The video that target video corresponding to target video user is asked using presetting transcoding speed transcoding by target video user
Code check version;
For VMLess than VNTarget video user, then the highest that being sent to target video user by base station can support regards
Frequency code rate version;
By target video corresponding to target video user using default transcoding speed transcoding as the highest of the video can be supported to regard
Frequency code rate version.
10. method as claimed in claim 9, it is characterised in that in the current data of the target video user by acquisition
Speed VMTransmission rate V needed for the video code rate version asked respectively with target video userNBefore being compared, the side
Method also includes:
According to the channel information of the target video user of acquisition, the current data rate V of the target video user is calculatedM。
11. the method as described in claim 1, it is characterised in that the target video after described pair of caching is according to the 3rd default rule
Then select video code rate version and carry out corresponding transcoding, and carry out buffered video migration, including:
It is current according to the target video user of acquisition for the target video user in mobile status viewing target video
Positional information and the translational speed v of target video user, calculate target video user and be presently in video code rate support scope
Interior residence time t;
Judge whether the target video user is less than current video code check version pair in the message transmission rate after the t times
Answer required data rate;
For corresponding to target video user corresponding to required data rate less than current frequency code rate version, by target video user
Corresponding video is transcoded into the video of corresponding low bit- rate in advance, wherein, the corresponding low bit- rate is less than current video code check version
Code check corresponding to this;
For corresponding to target video user corresponding to required data rate greater than or equal to current frequency code rate version, judge current
Video code rate version whether support target video user ask viewing video code rate version;
In advance please by target video user using default transcoding speed transcoding by target video corresponding to the 9th target video user
The video code rate version asked, wherein, the 9th target video user asks the video code rate version of viewing corresponding by support
Target video user;
By target video corresponding to the tenth target video user in advance using default transcoding speed transcoding as the video can be supported
Maximum video code check version, wherein, the tenth target video user by do not support request viewing video code rate version
Corresponding target video user.
12. method as claimed in claim 11, it is characterised in that described to be believed according to the target video user current location of acquisition
Breath and the translational speed v of target video user, calculate target video user and be presently in stopping in the range of video code rate support
Time t, including:
According to the target video user current location information of acquisition, acquisition target video user, which leaves, is presently in video code rate branch
Hold the distance x of scope movement;
According to translational speed v, x of target video user and direction, calculate target video user and be presently in video code rate branch
The residence time is in the range of holding
13. method as claimed in claim 10, it is characterised in that the generating process of the default transcoding speed is:
It is according to the video data volume Y, the transcoding speed for determining cache module needed for residence time t and buffering
14. the video frequency transmitter under a kind of low-and high-frequency Collaborative environment, it is characterised in that described device includes:
First cache module, for the destination request information of parsing to be cached and updated;
AM access module, under low-and high-frequency networking, for the target video user for the viewing target video that remains static, pressing
Cell range adjustment is carried out according to the first pre-set criteria and distributes the target video user base station accessed, to the target after caching
Video selects video code rate version according to the second preset rules and carries out corresponding transcoding;
Transferring module, under low-and high-frequency networking, the target video user for watching target video in mobile status to be right
Target video after caching selects video code rate version according to the 3rd preset rules and carries out corresponding transcoding, and carries out caching and regard
Frequency migrates.
15. device as claimed in claim 14, it is characterised in that first cache module includes:
Video attribute obtains submodule, for being parsed to the destination request information received in preset time, obtains target and regards
Frequency attribute, wherein, the destination request information is the solicited message sent by target video user, the target video attribute bag
Include video code rate version corresponding to target video title and target video;
Popularity determination sub-module, for according to the target video title, determining popularity corresponding to target video title;
First judging submodule, for judging whether each popularity is less than threshold value;
Submodule is added, is added to for target video attribute corresponding to the popularity above or equal to threshold value default
In candidate cache video collection;
Classification submodule, for the viewed status according to the target video user, according to preset requirement to the candidate cache
The target video attribute in video collection is classified, and obtains static class video and mobile class video, the viewed status
It is in mobile or static state to watch target video for target video user;
Second cache sub-module, cached for the static class video to acquisition and mobile class video.
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108966273A (en) * | 2018-06-12 | 2018-12-07 | 北京交通大学 | Method of handover based on switching auxiliary micro-base station in low-and high-frequency cooperation networking |
CN109168023A (en) * | 2018-08-06 | 2019-01-08 | 南京邮电大学 | A kind of caching method of extensible video stream |
CN109451293A (en) * | 2018-08-09 | 2019-03-08 | 北京邮电大学 | A kind of adaptive three-dimensional video transmission method of open base station computing capability |
CN115278349A (en) * | 2022-07-21 | 2022-11-01 | 北京邮电大学 | Method for processing dragging watching video under wireless communication environment |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102665107A (en) * | 2012-04-10 | 2012-09-12 | 中国联合网络通信集团有限公司 | Processing method, processing system and service provider system of mobile video service |
CN103068058A (en) * | 2012-12-24 | 2013-04-24 | 中国人民解放军总参谋部第六十一研究所 | Wireless resource scheduling method based on double-layer loop model |
CN103503551A (en) * | 2012-03-26 | 2014-01-08 | 华为技术有限公司 | Data transmitting method, device and system |
WO2014134811A1 (en) * | 2013-03-07 | 2014-09-12 | 华为技术有限公司 | Method and video gateway for allocating bandwidth |
CN104202620A (en) * | 2014-07-04 | 2014-12-10 | 南京超聚通信科技有限公司 | System and method of implementing video on demand and review of unidirectional set-top box through mobile intelligent terminal |
CN104469860A (en) * | 2013-09-24 | 2015-03-25 | 联想(北京)有限公司 | Resource distributing method and device |
CN106254474A (en) * | 2016-08-09 | 2016-12-21 | 北京航空航天大学 | Heterogeneous nodes cooperation caching method based on fountain codes under car networking |
CN106303092A (en) * | 2016-10-20 | 2017-01-04 | 昆山国显光电有限公司 | The danger early warning method of mobile terminal and mobile terminal |
-
2017
- 2017-08-28 CN CN201710752879.9A patent/CN107734382B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103503551A (en) * | 2012-03-26 | 2014-01-08 | 华为技术有限公司 | Data transmitting method, device and system |
CN102665107A (en) * | 2012-04-10 | 2012-09-12 | 中国联合网络通信集团有限公司 | Processing method, processing system and service provider system of mobile video service |
CN103068058A (en) * | 2012-12-24 | 2013-04-24 | 中国人民解放军总参谋部第六十一研究所 | Wireless resource scheduling method based on double-layer loop model |
WO2014134811A1 (en) * | 2013-03-07 | 2014-09-12 | 华为技术有限公司 | Method and video gateway for allocating bandwidth |
CN104469860A (en) * | 2013-09-24 | 2015-03-25 | 联想(北京)有限公司 | Resource distributing method and device |
CN104202620A (en) * | 2014-07-04 | 2014-12-10 | 南京超聚通信科技有限公司 | System and method of implementing video on demand and review of unidirectional set-top box through mobile intelligent terminal |
CN106254474A (en) * | 2016-08-09 | 2016-12-21 | 北京航空航天大学 | Heterogeneous nodes cooperation caching method based on fountain codes under car networking |
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