CN108347579A - Band width control method and device - Google Patents

Band width control method and device Download PDF

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Publication number
CN108347579A
CN108347579A CN201710062930.3A CN201710062930A CN108347579A CN 108347579 A CN108347579 A CN 108347579A CN 201710062930 A CN201710062930 A CN 201710062930A CN 108347579 A CN108347579 A CN 108347579A
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CN
China
Prior art keywords
bandwidth
packet loss
video conference
mobile terminal
network
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Granted
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CN201710062930.3A
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Chinese (zh)
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CN108347579B (en
Inventor
谢军
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Beijing Hit Video Technology Co Ltd
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Beijing Hit Video Technology Co Ltd
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Priority to CN201710062930.3A priority Critical patent/CN108347579B/en
Publication of CN108347579A publication Critical patent/CN108347579A/en
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/14Systems for two-way working
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08Configuration management of networks or network elements
    • H04L41/0896Bandwidth or capacity management, i.e. automatically increasing or decreasing capacities
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/14Systems for two-way working
    • H04N7/141Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals

Abstract

The invention discloses a kind of band width control method and devices.Wherein, this method includes:Obtain the first bandwidth that mobile terminal can use in being currently located network;Mobile terminal is obtained in the first packet loss for being currently located network;It obtains mobile terminal and participates in the required minimum bandwidth of video conference;In the case where the first bandwidth is less than or equal to minimum bandwidth, determine that video conference occupies the whole of the first bandwidth;In the case where first band is wider than minimum bandwidth, the occupied bandwidth of video conference is determined according to the first packet loss.The present invention solves the prior art and cannot achieve in the case where ensureing network teleconference video quality, and carrying out control to video bandwidth causes video to load slack technical problem.

Description

Band width control method and device
Technical field
The present invention relates to Internet technical fields, in particular to a kind of band width control method and device.
Background technology
With the development of Internet technology, the appearance of Web conference (for example, video conference, videoconference etc.) is broken The limitation of region, make the personnel for being in strange land may be implemented face-to-face as communicative effect.Due to the network teleconference need compared with High network environment can influence the loading velocity of network, it is slack video occur in the case where video occupied bandwidth is larger Problem, thus, how in the case where ensureing the video quality of the network teleconference, video bandwidth is controlled, is to be badly in need of It solves the problems, such as.
For above-mentioned problem, currently no effective solution has been proposed.
Invention content
An embodiment of the present invention provides a kind of band width control method and devices, cannot achieve at least solving the prior art In the case of ensureing network teleconference video quality, control is carried out to video bandwidth, the slack technology of video load is caused to ask Topic.
One side according to the ... of the embodiment of the present invention provides a kind of band width control method, including:Mobile terminal is obtained to exist It is currently located the first bandwidth that can be used in network;Mobile terminal is obtained in the first packet loss for being currently located network;It obtains Mobile terminal is taken to participate in the required minimum bandwidth of video conference;In the case where the first bandwidth is less than or equal to minimum bandwidth, really Determine the whole that video conference occupies the first bandwidth;It is true according to the first packet loss in the case where first band is wider than minimum bandwidth Determine the occupied bandwidth of video conference.
Another aspect according to the ... of the embodiment of the present invention additionally provides a kind of bandwidth control apparatus, including:First obtains mould Block, the first bandwidth that can be used in being currently located network for obtaining mobile terminal;Second acquisition module, for obtaining Mobile terminal is in the first packet loss for being currently located network;Third acquisition module participates in video conference for obtaining mobile terminal Required minimum bandwidth;First control module, in the case where the first bandwidth is less than or equal to minimum bandwidth, determining video Meeting occupies the whole of the first bandwidth;Second control module, in the case where first band is wider than minimum bandwidth, according to One packet loss determines the occupied bandwidth of video conference.
In embodiments of the present invention, the first band that can be used in being currently located network by obtaining mobile terminal It is wide;Mobile terminal is obtained in the first packet loss for being currently located network;It is required most to obtain mobile terminal participation video conference Small bandwidth;In the case where the first bandwidth is less than or equal to minimum bandwidth, determine that video conference occupies the whole of the first bandwidth; In the case that one band is wider than minimum bandwidth, the occupied bandwidth of video conference is determined according to packet loss, has been reached according to current The network teleconference required minimum bandwidth determines the purpose of the occupied bandwidth of vision signal in the network teleconference, to The technique effect for the loading velocity for improving Internet video in the case where meeting proper network video conference is realized, and then is solved The prior art of having determined cannot achieve in the case where ensureing network teleconference video quality, and carrying out control to video bandwidth causes Video loads slack technical problem.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 is a kind of band width control method flow chart according to the ... of the embodiment of the present invention;
Fig. 2 is a kind of optional band width control method flow chart according to the ... of the embodiment of the present invention;
Fig. 3 is a kind of optional band width control method flow chart according to the ... of the embodiment of the present invention;
Fig. 4 is a kind of optional band width control method flow chart according to the ... of the embodiment of the present invention;
Fig. 5 is a kind of optional video bandwidth state of a control schematic diagram according to the ... of the embodiment of the present invention;And
Fig. 6 is a kind of bandwidth control apparatus schematic diagram according to the ... of the embodiment of the present invention.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects It encloses.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, " Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way Data can be interchanged in the appropriate case, so as to the embodiment of the present invention described herein can in addition to illustrating herein or Sequence other than those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover It includes to be not necessarily limited to for example, containing the process of series of steps or unit, method, system, product or equipment to cover non-exclusive Those of clearly list step or unit, but may include not listing clearly or for these processes, method, product Or the other steps or unit that equipment is intrinsic.
Embodiment 1
According to embodiments of the present invention, a kind of embodiment of the method for bandwidth control is provided, it should be noted that in attached drawing The step of flow illustrates can execute in the computer system of such as a group of computer-executable instructions, although also, Logical order is shown in flow chart, but in some cases, it can be to execute shown different from sequence herein or retouch The step of stating.
Fig. 1 is a kind of band width control method flow chart according to the ... of the embodiment of the present invention, as shown in Figure 1, this method includes such as Lower step:
Step S102 obtains the first bandwidth that mobile terminal can use in being currently located network;
Step S104 obtains mobile terminal in the first packet loss for being currently located network;
Step S106 obtains mobile terminal and participates in the required minimum bandwidth of video conference;
Step S108 determines that video conference occupies the first bandwidth in the case where the first bandwidth is less than or equal to minimum bandwidth Whole;
Step S110 determines video conference institute in the case where first band is wider than minimum bandwidth according to the first packet loss The bandwidth of occupancy.
As a kind of optional embodiment, above-mentioned mobile terminal can be that user participates in intelligence used in the network teleconference Energy mobile device has video and phonetic function and can be communicated by internet, including:Smart mobile phone, tablet computer, pen Remember the Intelligent mobile equipments such as this computer or desktop computer;Above-mentioned first bandwidth can be used for characterizing mobile terminal and be currently located net The data transmission capabilities of network, can be used for characterization mobile terminal be currently located in the network units time by data volume, also It can be used for characterizing the display capabilities of the mobile terminal display screen;Above-mentioned video conference can be using internet as the video of platform Meeting, in a kind of optional embodiment, which can be that user pass through the wireless transport module of mobile terminal and access Internet and the video conference carried out;Above-mentioned minimum bandwidth can be to ensure that video conference is normally carried out required video most Small transmission bandwidth;Packet loss can be that the quantity of lost data packets accounts for the ratio of transmission data packet total quantity;Above-mentioned first packet loss Rate can be the packet loss that the mobile terminal is currently located network environment;Since data packet is to be on a communication network with data packet Unit transmission, due to the influence of physical circuit failure, equipment fault, virus attack, network environment etc., the data packet of transmission is total Have some losses, if line condition it is good, it is fireballing in the case of, the loss of data packet is also smaller;If line condition In the case of poor, slow-footed, the loss of data packet is also bigger.
Based on scheme disclosed in above-mentioned steps S102 to S110, working as obtaining the mobile device for participating in the network teleconference First packet loss of the first bandwidth, current network that can be used in preceding network and the network teleconference currently participated in After minimum bandwidth, judge whether the first bandwidth that mobile terminal can use under current network conditions is more than active user's participation The required minimum bandwidth of the network teleconference, if the first bandwidth that mobile terminal can use under current network conditions Less than or equal to active user participate in the required minimum bandwidth of the network teleconference, then control the current network teleconference with First bandwidth is transmitted;If the first band that mobile terminal can use under current network conditions is wider than active user The required minimum bandwidth of the network teleconference of participation, then determine current network video according to the first packet loss of current network Occupied amount of bandwidth is transmitted in meeting.
In a kind of optional embodiment, current ginseng can be determined according to the packet loss of current network by following formula The occupied bandwidth of video conference added:
Assuming that there are one the tables of bandwidth and packet loss:(b0,r0),(b1,r1),…,(bN,rN)
For n=0 ..., N-2 calculates average packet loss ratio an:
Calculate difference and sn
For n=0,1 ..., N-2, s is calculatednIf sn≤ 30 terminate calculating, corresponding bnIt is then target bandwidth.
Herein it should be noted that the first bandwidth packet that above-mentioned mobile terminal can use in being currently located network It includes:The mobile terminal is currently located uplink bandwidth and downstream transmission bandwidth in network, wherein uplink bandwidth can be with Be user by mobile terminal into the network teleconference other participants send video transmission bandwidth, downstream transmission bandwidth can Think that user receives the transmission bandwidth of the video of other participants in the network teleconference by mobile terminal.
In a kind of optional embodiment, uplink bandwidth that can be according to mobile terminal and network video conference session institute The minimum transfer bandwidth needed come determine user send the occupied bandwidth of video data;If mobile terminal is in current network ring The uplink bandwidth that can be used under border is less than or equal to the required minimum bandwidth of the network teleconference that active user participates in, It then controls user and sends the occupied bandwidth of vision signal to other participants as under mobile terminal current network conditions when preceding Uplink bandwidth;If the uplink band that mobile terminal can use under current network conditions is wider than active user's ginseng The required minimum bandwidth of the network teleconference added, then determine that user is current according to the first packet loss of current network conditions The occupied bandwidth of vision signal is sent to other participants.
As an alternative embodiment, above-described embodiment is based on, if can make under mobile terminal current network conditions It, can in the case that uplink bandwidth is less than or equal to the required minimum bandwidth of the network teleconference that active user participates in Data compression is first carried out on mobile terminal (for example, mobile phone) (as long as disclosure satisfy that current network with the video data that will be sent The first packet loss under environment), then retransmit.
It, can be needed for the downlink bandwidth and network video conference session according to mobile terminal in an alternative embodiment The minimum bandwidth wanted determine user receive the occupied bandwidth of video data;If mobile terminal energy under current network conditions The downstream transmission bandwidth enough used is less than or equal to the required minimum bandwidth of the network teleconference that active user participates in, then controls The occupied bandwidth of vision signal that user currently receives other participants is the downlink under the mobile terminal current network conditions Transmission bandwidth;If the downstream transmission that mobile terminal can use under current network conditions is wider than active user's participation The required minimum bandwidth of the network teleconference then determines that user currently receives according to the first packet loss of current network conditions The occupied bandwidth of vision signal of other participants.
As an alternative embodiment, above-described embodiment is based on, if can make under mobile terminal current network conditions It, can be by the case that downstream transmission is wider than the required minimum bandwidth of the network teleconference of active user's participation Other participants in current network video conference are received according to the transmission bandwidth of the first packet loss met under current network conditions Video.
Herein it should also be noted that, above-mentioned mobile terminal may include in the first packet loss for being currently located network:By Data packetloss caused by the configuration performance of mobile terminal itself, caused by mobile terminal is currently located network environment Data packetloss.
From the foregoing, it will be observed that in the above embodiments of the present application, participate in moving used in the network teleconference by comparing user Dynamic terminal is currently located the first bandwidth of network, between the permitted required minimum bandwidth of current network video conference Relationship, to determine the occupied bandwidth of transmission video signal, the first band that network is currently located in mobile terminal is wider than currently In the case of the permitted required minimum bandwidth of the network teleconference, according to the packet loss of current network video conference come really The settled occupied bandwidth of the preceding network teleconference has reached according to the required minimum bandwidth of current network video conference come really The purpose for determining the occupied bandwidth of vision signal in the network teleconference, to realize in the feelings for meeting proper network video conference Under condition, the technique effect of the loading velocity of Internet video is improved, and then solves the prior art and cannot achieve and ensureing network video In the case of frequency TV news quality, control is carried out to video bandwidth, video is caused to load slack technical problem.
In a kind of optional embodiment, as shown in Fig. 2, determining the occupied bandwidth of video conference according to the first packet loss Including:
Step S202 is obtained and is participated in the permitted packet loss of video conference;
Step S204 determines video in the case of the first packet loss satisfaction participation video conference permitted packet loss Meeting at least occupies minimum bandwidth in the first bandwidth;
Step S206, in the case where the first packet loss is unsatisfactory for participating in the permitted packet loss of video conference, determination regards The bandwidth that frequency meeting occupies is reduced with the increase of packet loss.
As a kind of optional embodiment, above-mentioned video conference can be one kind using internet as the video conference of platform In optional embodiment, the video conference can for user by the wireless transport module of mobile terminal accesses internet into The capable network teleconference;Above-mentioned first packet loss can be the packet loss that the mobile terminal is currently located network environment;In root When being currently located the first packet loss of network environment according to mobile terminal and determining the occupied bandwidth of current network video conference, first The packet loss that current network video conference allows is obtained, if the packet loss of current network conditions meets current network video conference Permitted packet loss then controls current network video conference at least with the transmission of minimum bandwidth progress vision signal;If worked as The packet loss of preceding network environment is unsatisfactory for the permitted packet loss of current network video conference, and showing video data, there are packet losses to show As then control the bandwidth of current network video conference occupancy reduces with the increase of packet loss.
It should be noted that the packet loss in current network conditions meets the permitted packet loss of current network video conference In the case of, then it can suitably increase the bandwidth of video conference occupancy, as long as meeting the first packet loss in the packet loss of permission, The bandwidth that then video conference occupies can be minimum bandwidth to any one value in the first bandwidth range.
Pass through above-described embodiment, it is ensured that the video effect of current network video conference is unaffected.
In a kind of optional embodiment, as shown in figure 3, being participated in the first packet loss satisfaction, video conference is permitted to lose In the case of packet rate, after determining that video conference occupies minimum bandwidth at least in the first bandwidth, the above method can also include:
Step S208 determines that the bandwidth that video conference occupies in scheduled duration remains unchanged.
Specifically, in the above-described embodiments, if the packet loss of current network conditions meets current network video conference institute The packet loss of permission then controls current network video conference in scheduled duration with the transmission of minimum bandwidth progress vision signal.
By above-described embodiment, may be implemented, in the case where ensureing video quality effect, to save the data of mobile terminal The effect of flow.
In a kind of optional embodiment, as shown in figure 4, the above method can also include:Step S210, in scheduled duration In the case of arriving, the packet loss of network where reacquiring mobile terminal, and be video conference bandwidth allocation again.
Specifically, in the above-described embodiments, control current network video conference in scheduled duration with minimum bandwidth into After the transmission of row vision signal, whether then scheduled duration is judged, in the case of scheduled duration arrives, reacquire mobile whole The packet loss of network where end, and be video conference bandwidth allocation again.
By above-described embodiment, the purpose of video quality during ensureing whole network video conference may be implemented.
In a kind of optional embodiment, it can not get what mobile terminal can use in being currently located network In the case of first bandwidth, the above method can also include:Determine that video conference uses preconfigured bandwidth.
Herein it should also be noted that, since above-mentioned mobile terminal can be wrapped in the first packet loss for being currently located network It includes:Data packetloss caused by the configuration performance of mobile terminal itself, and because mobile terminal is currently located network environment institute Caused data packetloss, therefore, it is possible to according to the configuration of mobile device and be currently located network environment and above-mentioned match in advance to determine The bandwidth set.
In a kind of optional embodiment, the network teleconference can be participated according to user residing for period it is multiple to be arranged Preset bandwidth value, since in different times, network quality may be different, for example, the at night or just next time, it may Number of netizens is more, and network congestion is larger, thus, data packetloss rate is bigger, can use larger preset bandwidth value.
In an alternative embodiment, scene difference residing when the network teleconference can be participated according to user, if Multiple bandwidth values are set, if user is on subway or train, network signal is poor, can also use larger pre-set bandwidths Value.
It should be noted that above-mentioned preconfigured bandwidth, can be arranged by User Defined, it can make user data In the case of flow is insufficient, vision signal is sent or received using smaller bandwidth.
As a preferred embodiment, Fig. 5 show a kind of optional video bandwidth according to the ... of the embodiment of the present invention State of a control schematic diagram, the mechanism execute primary for every 2 seconds.As shown in figure 5, if the packet loss of original state is more than minimum packet loss Rate then enters drop bandwidth operation state;
In drop bandwidth operation state, if packet loss is more than minimum packet loss, and current bandwidth is more than minimum bandwidth, then ties up It holds in drop bandwidth operation state, and current bandwidth is subtracted into Δ, wherein Δ=max (current bandwidth * packet loss, 8);It preserves simultaneously Current bandwidth and packet loss;
In drop bandwidth operation state, if packet loss is more than minimum packet loss, and current bandwidth is equal to minimum bandwidth, holds The following operation of row:According to preset protocol (for example, above-mentioned determine the video conference institute currently participated according to the packet loss of current network The formula of the bandwidth of occupancy) setting current bandwidth, if current bandwidth is more than or equal to the 2/3 of initial bandwidth, by the stand-by period It is set as 10 minutes, conversely, will then be set as the stand-by period 1 minute, and enters normal packet loss state.In normal packet loss state, wait for Then enter original state after time.
In drop bandwidth operation state, if packet loss is less than or equal to minimum packet loss, into stable state, and following operation is executed: If current bandwidth, which is equal to, stablizes transmission bandwidth, stablizes the number of transmissions and add 1;Conversely, will then stablize the number of transmissions is set to 0, and will Stablize transmission bandwidth and is set as current bandwidth.Stand-by period is set as 1 minute * 2^ and stablizes the number of transmissions;
If the stand-by period in stable state arrives, enters and increase bandwidth operation state.
Increasing bandwidth operation state, if the bandwidth for stablizing transmission is not equal to current bandwidth, the number of transmissions will stablized and set 0, and set the bandwidth for stablizing transmission to current bandwidth.Meanwhile current bandwidth is increased by 64;
Increase bandwidth operation state, if packet loss is more than minimum packet loss, reenters drop bandwidth operation state;
Increase bandwidth operation state, if current bandwidth is equal to initial bandwidth, enters original state.
Embodiment 2
According to embodiments of the present invention, a kind of bandwidth control apparatus embodiment is additionally provided.Bandwidth in the embodiment of the present invention 1 Control method can execute in the device of the embodiment of the present invention 2.
Fig. 6 is a kind of bandwidth control apparatus schematic diagram according to the ... of the embodiment of the present invention, as shown in fig. 6, the device includes:The One acquisition module 601, the second acquisition module 603, third acquisition module 605, the first control module 607 and the second control module 609。
Wherein, the first acquisition module 601, can be used in being currently located network for obtaining mobile terminal first Bandwidth;Second acquisition module 603, for obtaining mobile terminal in the first packet loss for being currently located network;Third acquisition module 605, participate in the required minimum bandwidth of video conference for obtaining mobile terminal;First control module 607, in first band In the case that width is less than or equal to minimum bandwidth, determine that video conference occupies the whole of the first bandwidth;Second control module 609 is used In in the case where first band is wider than minimum bandwidth, the occupied bandwidth of video conference is determined according to the first packet loss.
From the foregoing, it will be observed that in the above embodiments of the present application, participate in moving used in the network teleconference by comparing user Dynamic terminal is currently located the first bandwidth of network, between the permitted required minimum bandwidth of current network video conference Relationship, to determine the occupied bandwidth of transmission video signal, the first band that network is currently located in mobile terminal is wider than currently In the case of the permitted required minimum bandwidth of the network teleconference, according to the packet loss of current network video conference come really The settled occupied bandwidth of the preceding network teleconference has reached according to the required minimum bandwidth of current network video conference come really The purpose for determining the occupied bandwidth of vision signal in the network teleconference, to realize in the feelings for meeting proper network video conference Under condition, the technique effect of the loading velocity of Internet video is improved, and then solves the prior art and cannot achieve and ensureing network video In the case of frequency TV news quality, control is carried out to video bandwidth, video is caused to load slack technical problem.
In a kind of optional embodiment, above-mentioned second control module 609 includes:4th acquisition module, for obtaining ginseng Add the permitted packet loss of video conference;Third control module is allowed for meeting participation video conference in the first packet loss Packet loss in the case of, determine that video conference at least occupies minimum bandwidth in the first bandwidth;4th control module is used for First packet loss is unsatisfactory in the case of participating in the permitted packet loss of video conference, determines bandwidth that video conference occupies with losing The increase of packet rate and reduce.
In a kind of optional embodiment, above-mentioned apparatus further includes:5th control module, for determining in scheduled duration The bandwidth that video conference occupies remains unchanged.
In a kind of optional embodiment, above-mentioned apparatus further includes:6th control module, in scheduled duration then In the case of, the packet loss of network where reacquiring mobile terminal, and be video conference bandwidth allocation again.
In a kind of optional embodiment, above-mentioned apparatus further includes:7th control module, for determining that video conference uses Preconfigured bandwidth.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
In the above embodiment of the present invention, all emphasizes particularly on different fields to the description of each embodiment, do not have in some embodiment The part of detailed description may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, for example, the unit division, Ke Yiwei A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can combine or Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or module It connects, can be electrical or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple On unit.Some or all of unit therein can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.Above-mentioned integrated list The form that hardware had both may be used in member is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words It embodies, which is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or Part steps.And storage medium above-mentioned includes:USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can to store program code Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered It is considered as protection scope of the present invention.

Claims (10)

1. a kind of band width control method, which is characterized in that including:
Obtain the first bandwidth that mobile terminal can use in being currently located network;
The mobile terminal is obtained in the first packet loss for being currently located network;
It obtains the mobile terminal and participates in the required minimum bandwidth of video conference;
In the case where first bandwidth is less than or equal to the minimum bandwidth, determine that the video conference occupies the first band Wide whole;
In the case where the first band is wider than the minimum bandwidth, the video conference is determined according to first packet loss Occupied bandwidth.
2. according to the method described in claim 1, it is characterized in that, determining the video conference institute according to first packet loss The bandwidth of occupancy includes:
It obtains and participates in the permitted packet loss of video conference;
In the case of first packet loss satisfaction participation video conference permitted packet loss, the video council is determined View at least occupies the minimum bandwidth in first bandwidth;
In the case where first packet loss is unsatisfactory for participating in the permitted packet loss of the video conference, the video is determined The bandwidth that meeting occupies is reduced with the increase of first packet loss.
3. according to the method described in claim 2, participating in the video conference it is characterized in that, meeting in first packet loss In the case of permitted packet loss, determine the video conference at least occupied in first bandwidth minimum bandwidth it Afterwards, the method further includes:
Determine that the bandwidth that the video conference occupies in scheduled duration remains unchanged.
4. according to the method described in claim 3, it is characterized in that, in the case of the scheduled duration arrives, reacquire The packet loss of network where the mobile terminal, and be the video conference bandwidth allocation again.
5. according to the method described in claim 1, it is characterized in that, being currently located net the mobile terminal can not be got In the case of first bandwidth that can be used in network, the method further includes:
Determine that the video conference uses preconfigured bandwidth.
6. a kind of bandwidth control apparatus, which is characterized in that including:
First acquisition module, the first bandwidth that can be used in being currently located network for obtaining mobile terminal;
Second acquisition module, for obtaining the mobile terminal in the first packet loss for being currently located network;
Third acquisition module participates in the required minimum bandwidth of video conference for obtaining the mobile terminal;
First control module, in the case where first bandwidth is less than or equal to the minimum bandwidth, determining the video Meeting occupies the whole of first bandwidth;
Second control module, in the case where the first band is wider than the minimum bandwidth, according to first packet loss Rate determines the occupied bandwidth of the video conference.
7. device according to claim 6, which is characterized in that second control module includes:
4th acquisition module participates in the permitted packet loss of video conference for obtaining;
Third control module, for meeting the case where participating in the video conference permitted packet loss in first packet loss Under, determine that the video conference at least occupies the minimum bandwidth in first bandwidth;
4th control module participates in the feelings of the permitted packet loss of the video conference for being unsatisfactory in first packet loss Under condition, determine that the bandwidth that the video conference occupies is reduced with the increase of first packet loss.
8. device according to claim 7, which is characterized in that described device further includes:
5th control module, for determining that the bandwidth that the video conference occupies in scheduled duration remains unchanged.
9. device according to claim 8, which is characterized in that described device further includes:6th control module, in institute It states in the case of scheduled duration arrives, the packet loss of network where reacquiring the mobile terminal, and is the video again Meeting bandwidth allocation.
10. device according to claim 6, which is characterized in that described device further includes:
7th control module, for determining that the video conference uses preconfigured bandwidth.
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