CN101309400B - Stream media service pause information acquisition method and device - Google Patents

Stream media service pause information acquisition method and device Download PDF

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CN101309400B
CN101309400B CN2008100398189A CN200810039818A CN101309400B CN 101309400 B CN101309400 B CN 101309400B CN 2008100398189 A CN2008100398189 A CN 2008100398189A CN 200810039818 A CN200810039818 A CN 200810039818A CN 101309400 B CN101309400 B CN 101309400B
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pause
play
terminal
data volume
rice
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CN101309400A (en
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谷安文
李斌
陈玉芳
周素萍
叶建涛
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Huawei Technologies Co Ltd
Shanghai Huawei Technologies Co Ltd
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Shanghai Huawei Technologies Co Ltd
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Abstract

The embodiment of the invention discloses a method used for obtaining stream media service stopped information and a device thereof. Taking the embodiment of the invention as an example, after the stream media service is set up, air interface transmission speed rate and media broadcast speed rate are obtained; data quantity in the buffer memory of a computing terminal is calculated according to the air interface transmission speed rate and the media broadcast speed rate; the stopped information is obtained when the data quantity memorized in the buffer memory is equal or less than the critical data quantity. The method used for obtaining the stream media service stopped information and the device thereof has the advantages that the stopped information generated during the broadcasting process of the stream media service can be obtained in real time, and references for the dynamic adjustment of network parameter and network optimization can be provided; in addition, the whole network can be monitored by the device, the optimization range is wider, and the user experience is enhanced.

Description

A kind of stream media service pause information acquisition method and device
Technical field
The present invention relates to communication technical field, particularly a kind of stream media service pause information acquisition method and device.
Background technology
Streaming media service is that a kind of terminal is while the business of downloading play multimedia data.With the video media business is example, and to be users at full content be downloaded its maximum characteristics just can begin to play before finishing.The benefit of bringing like this is that the user needn't wait for very long download time, only need download the one piece of data of beginning and just can watch, and follow-up then data can download to the buffer memory of terminal successively, thereby keep the continuity of broadcast.In the playing process of video, the phenomenon that may occur pausing can reduce user's satisfaction like this.
Present solution is after media play take place to be paused and received customer complaint, by the network of relation that sends complaint being tested and verified, and then corresponding network is carried out the network optimization.
The inventor finds that in realizing process of the present invention there is following problem in prior art: because after video playback takes place to pause and receives customer complaint, the relevant information of just testing pause, test result obtains to have hysteresis quality; And prior art can only according to user's calling information passive carry out the network optimization, and pause has taken place, and the network that the user does not have to complain can't carry out effective optimization, has reduced user experience for reality.
Summary of the invention
The technical problem that the embodiment of the invention will solve provides a kind of stream media service pause information acquisition method and device.
For solving the problems of the technologies described above, stream media service pause information acquisition method embodiment provided by the present invention is achieved through the following technical solutions, and comprising:
After streaming media service is set up, obtain to eat dishes without rice or wine transmission rate and media play speed;
By described transmission rate and the media play speed of eating dishes without rice or wine, the data volume in the computing terminal buffer memory;
When the data volume in terminal buffers is less than or equal to the critical data amount of pause, obtain pause information.
For solving the problems of the technologies described above, stream media service pause information acquisition device embodiment provided by the present invention is achieved through the following technical solutions:
The transmission rate of eating dishes without rice or wine obtains the unit, is used for obtaining to eat dishes without rice or wine transmission rate, and the result is sent to computing unit;
Playback rate obtains the unit, is used to obtain media play speed;
Computing unit is used for the data volume by described eat dishes without rice or wine transmission rate and media play rate calculations terminal buffers;
Judging unit is used for judging according to the data volume of terminal buffers and the critical data amount of pause whether business pauses;
The pause information acquisition unit is used for obtaining pause information when service pause.
Technique scheme has following beneficial effect: can obtain in real time playing the pause information that takes place in the streaming media service, real-time provides foundation for dynamically adjusting the network parameter and the network optimization; And the present invention is directed to whole network and monitor, optimization range is wider, has promoted user experience.
Description of drawings
Fig. 1 is a pause information acquisition method embodiment flow chart of the present invention;
Fig. 2 is another embodiment flow chart of pause information acquisition method of the present invention;
Fig. 3 is service pause information acquisition device example structure figure of the present invention;
Fig. 4 is another example structure of service pause information acquisition device figure of the present invention;
Fig. 5 is a service pause information acquisition device of the present invention example structure figure again;
Fig. 6 is the another example structure figure of service pause information acquisition device of the present invention;
Fig. 7 is the another example structure figure of service pause information acquisition device of the present invention;
Fig. 8 is the another example structure figure of service pause information acquisition device of the present invention.
Embodiment
The technical problem that the embodiment of the invention will solve provides a kind of stream media service pause information acquisition method.In the streaming media service,, the data in the terminal buffers will pause, when the data in the terminal buffers are play more than or equal to a certain amount of the time when being less than or equal to a certain amount of the time terminal.The method that the embodiment of the invention provides comprises: after streaming media service is set up, obtain to eat dishes without rice or wine transmission rate and media play speed; By the eat dishes without rice or wine transmission rate and the media play speed of described acquisition, the data volume in the computing terminal buffer memory; When the data volume in terminal buffers is less than or equal to the critical data amount of pause, obtain pause information.
The embodiment of the invention, a kind of stream media service pause information acquisition method that is applied to terminal also is provided: media play can directly read the video data volume in the buffer memory from the buffer memory of terminal when taking place to pause front end is the position that video pauses, and perhaps reading, the end of played data is the position that video pauses; The business of obtaining entered the pause residing moment and this recovery residing moment of broadcast last time, and the moment of playing with this recovery deducts the moment that entered pause last time, as the time of pausing.
Described stream media service pause information acquisition method can obtain in real time to playing the pause information that takes place in the streaming media service, and real-time provides foundation for dynamically adjusting the network parameter and the network optimization; And the present invention is directed to whole network and monitor, optimization range is wider, has promoted user experience.
The various scales that use in this method embodiment are shown: V PlayExpression terminal plays speed, N BufferData volume in the expression terminal buffers, N PlayThe data volume that needs at least, N are play in expression PauseThe pause critical value, V UuThe expression transmission rate of eating dishes without rice or wine also is the speed of terminal actual reception data.
Streaming media service has a variety of for example videos, audio frequency or the like, will be that example describes with the video media broadcast in following embodiment.V wherein PlayAnd V UuUnit of measurement is frame/second in the present embodiment, N Buffer, N PlayAnd N PauseUnit is a frame in the present embodiment.Unit of measurement can be represented with other unit in concrete enforcement, does not influence the realization of the inventive method embodiment.N PlayBe generally the data volume of playing 3 seconds or needing in 5 seconds, N PauseBe generally and play the data volume that needed in 0.2 second, in concrete enforcement, be arranged to the realization that other amount does not influence this method.N PlayFor example multiply by playback rate in 3 seconds or 5 seconds with official hour and obtain N BufferWith N PlayCalculate roughly the same.With playback rate is that be example 20 frame/seconds, N PlayBe 60 frames or 100 frames, N BufferBe 4 frames.
Streaming media service has following characteristics: the frame of video quantity in terminal buffers reaches N PlayThe time video playback; Frame of video quantity in terminal buffers is smaller or equal to N PauseThe time video pause.Select below to represent a period of time, during this period of time roughly can think V with t PlayAnd V UuDo not change, for example t can be for whenever obtaining V PlayAnd V UuThe once needed time, obtain V PlayAnd V UuThe time in 1 cycle.Wherein the pass of the computational methods of each value and each value is:
During first buffer memory: N buffer = Σ t V uu * t , Work as N Buffer＞=N Play, begin to play;
During broadcast: N buffer = N play + Σ t ( V uu - V play ) t , Work as N Buffer＜=N Pause, begin to pause;
During pause: N buffer = N pause + Σ t V uu * t , Work as N Buffer＞=N Play, recover to play.
Embodiment one, stream media service pause information acquisition method, and as shown in Figure 1, specific implementation is:
Step 101: media business begins to transmit data;
Step 102: use during the initial receiving stream media data of terminal when the video frame number in the computing terminal buffer memory, first buffer memory N buffer = Σ t V uu * t Calculate; Play when pausing and use N buffer = N pause + Σ t V uu * t Calculate;
Step 103: work as N Buffer＞=N PlayThe time, promptly the data volume in the buffer memory enters step 104, otherwise enters step 102 when playing the data volume that needs;
Step 104: think that the terminal video begins to play;
Step 105: periodically monitor the data volume in the buffer memory, this cycle can be arranged to 1 second in the present embodiment, and obtains V PlayAnd V UuCycle identical, this cycle also can be represented with t like this, does not influence the realization of this method with other monitoring period, uses N buffer = N play + Σ t ( V uu - V play ) t Calculate the data volume in the buffer memory;
Step 106: if N Buffer＜=N Pause, enter step 107; Otherwise enter step 105;
Step 107: video begins to pause, record pause information, and enter step 102.
The information that the Streaming Media that need obtain pauses has a variety of, and wherein important is the time of pause and the position of pause.The time of pausing can be the moment that recording start is play at every turn entering step 104 before, enter step 107 at every turn before, record enters the moment of pause, deducts the moment that entered pause last time with moment of recovery broadcast, obtains the time of this pause; Also can be by calculating T pause = N play - N buffer V uu Obtain the time of this pause, wherein N BufferVideo frame number when pausing in the terminal buffers for entering.The position of pausing can be by obtaining the end value of the frame of video of having play when pausing, or the preceding end value of frame of video in the buffer memory, as the position of pausing.
Among the embodiment one, can obtain in real time, provide foundation for dynamically adjusting the network parameter and the network optimization in real time playing the pause information that takes place in the streaming media service; And the present invention can monitor at whole network, and optimization range is wider, has promoted user experience.
Obtaining pause information in the foregoing description may need to use the video playback speed and the transmission rate of eating dishes without rice or wine, and will be elaborated to these two concrete obtain manners of speed in the following examples.
Embodiment two, and in terminal, video playback speed can directly be determined from terminal; At the streaming media server end, video playback speed can directly be determined from streaming media server, because the transmission rate of server is identical with video playback speed usually; If the playback rate of video can not directly obtain, the embodiment of the invention two will provide the method for estimation video playback speed:
With intermediate node estimation video playback speed is example, and described intermediate node can be radio network controller (RNC, Radio Network Controller), or base station controller network control network elements such as (BSC, Base SiteController).After streaming media service was set up, server need be encoded and sends stream media information video source.Intermediate node is added up the frame of video sum that this intermediate node receives, and the frame of video sum that receives with this intermediate node is divided by receiving the described frame of video used time of sum, obtain frame rate, wherein this statistics can be periodically or mode such as batch (-type) carry out, present embodiment adopts the mode of periodic statistics to carry out, be that unit adds up with 1 second for example, because the frame rate that calculates may be a different set of value, getting wherein, maximum is a video playback speed.As shown in Figure 2, the specific implementation that obtains video playback speed is:
Step 201: after streaming media service begins, network side receiving media video data;
Step 202: write down the video frame number N1 that received in the 1st second, then Ci Shi frame rate K1=N1, video playback speed V at this moment Play=K1;
Step 203: with 1 second was to add up the 0-i frame rate of second, Ki=Ni/i the cycle; Be the cycle with 1 second in the present embodiment, the value of i increases by 1 when entering this step at every turn; In concrete enforcement, be not limited to use be the cycle in 1 second, can use the cycle At All Other Times; Described Ni is illustrated in the 0-i total amount of data that second, intermediate node received; Described i was expressed as from 0 second to i second; The Ki here also can be that the frame sum received with a period of time is divided by obtaining during this period of time; Be preferably the frame sum received second to i from 0 second divided by obtaining Ki during this period of time;
Step 204: if judge Ki＞V Play, enter step 205, otherwise enter step 203;
Step 205: with media video speed assignment be: V Play=Ki, and enter step 203.
Embodiment three, and the transmission rate of eating dishes without rice or wine is the speed of terminal actual reception data.Can set one-period in the present embodiment, terminal is obtained the transmission rate of eating dishes without rice or wine according to this cycle.The method that present embodiment provides estimation to eat dishes without rice or wine transmission rate, similar with the method for embodiment two, difference is: the transmission rate of eating dishes without rice or wine is not got the maximum of result of calculation but is got instantaneous value.Transmission rate is the value of a real-time change because eat dishes without rice or wine, and it is in order to guarantee timely acquisition, to reach purpose more accurately that the transmission rate of will eating dishes without rice or wine in the present embodiment is arranged to periodically obtain.
Described embodiment two and embodiment three provide several obtain manners of the video playback speed and the transmission rate of eating dishes without rice or wine respectively on the basis of embodiment one; Can obtain in real time playing the pause information that takes place in the streaming media service, real-time provides foundation for dynamically adjusting the network parameter and the network optimization; And the present invention is directed to whole network and monitor, optimization range is wider, has promoted user experience.
The embodiment of the invention also provides, the stream media service pause information acquisition device.
Embodiment four, and as shown in Figure 3, this device comprises: the transmission rate of eating dishes without rice or wine obtains unit 301, playback rate obtains unit 302, pause information acquisition unit 305, computing unit 303 and judging unit 304;
The transmission rate of eating dishes without rice or wine obtains unit 301 and is used for, and obtains to eat dishes without rice or wine transmission rate;
Playback rate obtains unit 302 and is used for, and obtains media play speed;
Computing unit 303 is used for, by the data volume in described eat dishes without rice or wine transmission rate and the media play rate calculations terminal buffers;
Judging unit 304 is used for, and is used for judging according to the data volume of terminal buffers and the critical data amount of pause whether business pauses;
Pause information acquisition unit 305 is used for, and obtains pause information when service pause.The described pause information of obtaining can be to obtain pause information from the judged result of judging unit 304 and/or the result of calculation of computing unit 303.
Described embodiment four can obtain in real time to playing the pause information that takes place in the streaming media service, and real-time provides foundation for dynamically adjusting the network parameter and the network optimization; And the present invention is directed to whole network and monitor, optimization range is wider, has promoted user experience.
In actual applications, each unit in the embodiment four described devices can be positioned at identical or different network element.Following embodiment five to embodiment seven is briefly described with several situations, and sees also Fig. 3.
Embodiment five, and the embodiment four described transmission rates of eating dishes without rice or wine obtain unit 301, playback rate obtains unit 302, pause information acquisition unit 305, computing unit 303 and judging unit 304; When all being positioned at terminal, the specific implementation of described each component units of device is:
The transmission rate of eating dishes without rice or wine obtains unit 301 and is used for, and obtains the speed that terminal receives data, as the transmission rate of eating dishes without rice or wine;
Playback rate obtains unit 302 and is used for, and obtains media play speed;
Computing unit 303 is used for, by the data volume in described eat dishes without rice or wine transmission rate and the media play rate calculations terminal buffers;
Judging unit 304 is used for, and is used for judging according to the data volume of terminal buffers and the critical data amount of pause whether business pauses;
Pause information acquisition unit 305 is used for, and obtains pause information when service pause.
Described embodiment five is a preferred embodiment, terminal gets access to report network side after the pause information, so that it is network side is optimized accordingly,, more accurate and also more timely when each component units of device is positioned at terminal space-time port transmission rate and media play speed all for directly obtaining.
Embodiment six, and the embodiment four described transmission rates of eating dishes without rice or wine obtain unit 301, playback rate obtains unit 302, pause information acquisition unit 305, computing unit 303 and judging unit 304; When all being positioned at intermediate node, the specific implementation of described each component units of device is:
The transmission rate of eating dishes without rice or wine obtains unit 301 and is used for, and obtains to eat dishes without rice or wine transmission rate; Concrete preparation method can be referring to embodiment three;
Playback rate obtains unit 302 and is used for, and obtains media play speed; Concrete preparation method can be referring to embodiment two;
Computing unit 303 is used for, by the data volume in described eat dishes without rice or wine transmission rate and the media play rate calculations terminal buffers;
Judging unit 304 is used for, and judges according to the critical data amount of data volume in the terminal buffers and pause whether business pauses;
Pause information acquisition unit 305 is used for, and obtains pause information when service pause.
Described embodiment six obtains though the transmission rate of eating dishes without rice or wine and media play speed are estimation, needn't transform each terminal when being positioned at intermediate node; Intermediate node gets access to report network side after the pause information, so that network side is optimized accordingly.
Embodiment seven, and the embodiment four described transmission rates of eating dishes without rice or wine obtain unit 301 and are positioned at intermediate node, playback rate acquisition unit 302, pause information acquisition unit 305, computing unit 303 and judging unit 304; The specific implementation of described each component units of device is when being positioned at server end:
The transmission rate of eating dishes without rice or wine obtains unit 301 and is used for, and obtains to eat dishes without rice or wine transmission rate; Concrete preparation method can be referring to embodiment three;
Playback rate obtains unit 302 and is used for, and obtains the speed that server sends data, as media play speed;
Computing unit 303 is used for, by the data volume in described eat dishes without rice or wine transmission rate and the media play rate calculations terminal buffers;
Judging unit 304 is used for, and judges according to the critical data amount of data volume in the terminal buffers and pause whether business pauses;
Pause information acquisition unit 305 is used for, and obtains pause information when service pause.
Described embodiment seven, media play speed can directly obtain, and the transmission rate of eating dishes without rice or wine can be estimated and obtains, and make things convenient for unified management.
Embodiment eight, as shown in Figure 4, can also add periodic Control unit 406 in embodiment four to embodiment seven described devices;
Periodic Control unit 406 is used to control the transmission rate of eating dishes without rice or wine and obtains unit 301 obtain to eat dishes without rice or wine cycle of transmission rate;
Or controls playing speed obtains the cycle that unit 302 obtains media play speed;
Or control pause information acquisition unit 305 cycle of obtaining pause information.
Among the described embodiment eight, the cycle of obtaining relevant information can better be controlled in the periodic Control unit 406 of increase.
Embodiment nine, and present embodiment will be elaborated to the described pause information of obtaining, described embodiment four to embodiment eight, and described pause information acquisition unit 305 comprises: dead time computing unit 306; As shown in Figure 5:
Described judging unit 304 also is used for, and judges according to the data volume of data volume in the terminal buffers and broadcast needs whether business is recovered to play behind service pause;
Dead time computing unit 306 is used for, and calculates the difference of recovering the moment of playing and the moment of pausing last time, as the time of this pause;
Or dead time computing unit 306 is used for, and deducts data volume in the described terminal buffers with playing the data volume that needs, the time that obtains pausing divided by the described transmission rate of eating dishes without rice or wine.
Embodiment ten, and present embodiment will be elaborated to the described pause information of obtaining, described embodiment four to embodiment nine, and described pause information acquisition unit 305 also comprises: stall position acquiring unit 307; See also Fig. 6:
Stall position acquiring unit 307 is used for, and obtains the end of the data of having play when service pause from described judging unit;
Or be used for when service pause, obtaining the front end of terminal buffers data from described computing unit.
Embodiment 11, when this device structure thought applies to terminal, because the moment that the data volume in the buffer memory, the moment that enters pause and video recovery are play all can directly obtain, the embodiment of the invention also provides a kind of stream media service pause information acquisition device that is applied to terminal, as shown in Figure 7, described device 500 comprises: stall position acquiring unit 501, pause is acquiring unit 502 constantly, plays acquiring unit 503 and dead time computing unit 504 constantly;
Stall position acquiring unit 501 is used for obtaining the front end of terminal buffers data or obtains the end of played data, as the position of pausing;
The moment acquiring unit 502 that pauses is used for, and obtains the moment of service pause;
Play constantly that acquiring unit 503 is used for, obtain and recover moment of playing behind the service pause;
Dead time computing unit 504 is used for, and the moment of playing with described recovery deducts the moment of pausing described last time, obtains the time of this pause.
Described embodiment 11 is the device that is applied to terminal.This installs value that each unit obtains and is directly and obtains, and relatively accurately, processing procedure is also simple relatively.
Embodiment 12, as shown in Figure 8, in embodiment 11 described devices, can also add terminal periodic control unit 605;
Terminal periodic control unit 605 is used for, and obtaining the cycle of the service pause moment obtained in control pause acquiring unit 502 constantly;
Or controls playing moment acquiring unit 503 recovers obtaining the cycle of the broadcast moment after obtaining service pause;
Or control stall position acquiring unit 501 obtains obtaining the cycle of stall position.
Embodiment 12 described devices, the terminal periodic control unit 605 of increase can be controlled the cycle of obtaining relevant pause information more easily.
Embodiment four can obtain playing the pause information that takes place in the streaming media service in real time to embodiment 12 described devices, and real-time provides foundation for dynamically adjusting the network parameter and the network optimization; And the present invention is directed to whole network and monitor, optimization range is wider, has promoted user experience.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
More than a kind of stream media service pause information acquisition method and device that the embodiment of the invention provided are described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, part in specific embodiments and applications all can change, in sum, this description should not be construed as limitation of the present invention.

Claims (12)

1. stream media service pause information acquisition method is characterized in that: comprising:
After streaming media service is set up, obtain to eat dishes without rice or wine transmission rate and media play speed;
By described transmission rate and the media play speed of eating dishes without rice or wine, the data volume in the periodicity computing terminal buffer memory;
When the data volume in terminal buffers was less than or equal to the critical data amount of pause, record entered the moment of pause and/or obtains the position of pause.
2. according to the described method of claim 1, it is characterized in that the described acquisition transmission rate of eating dishes without rice or wine comprises:
Obtain data volume and terminal that terminal receives and receive the ratio of described used time of data volume, with described ratio as the transmission rate of eating dishes without rice or wine;
Described acquisition media play speed comprises:
Obtain server end and send data volume and the ratio that sends the described used time of data volume, with described ratio as media play speed.
3. according to the described method of claim 1, it is characterized in that the described acquisition transmission rate of eating dishes without rice or wine comprises:
Obtain the transmission rate of eating dishes without rice or wine by terminal;
Described acquisition media play speed comprises:
Obtain media play speed by terminal.
4. according to the described method of claim 1, it is characterized in that the described acquisition transmission rate of eating dishes without rice or wine comprises:
Receive the used time of described data volume according to data volume and terminal that terminal is received, calculate the transmission rate of eating dishes without rice or wine;
Described acquisition media play speed comprises:
Obtain media play speed by server.
5. according to the described method of claim 1, it is characterized in that, also comprise:
Behind service pause, the data volume in the computing terminal buffer memory, when the data volume in the buffer memory during more than or equal to the data volume that play to need, terminal media begins to play, and record recovers moment of playing;
Obtain this recovery and play constantly and entered last time the difference constantly of pausing, with the time of described difference as pause.
6. according to the described method of claim 1, it is characterized in that the described stall position of obtaining comprises: obtain the end of the data that terminal has been play when pausing, as the position of pausing;
Or obtain when pausing the front end of data in the terminal buffers, as the position of pausing.
7. a stream media service pause information acquisition method is characterized in that, comprising:
When the data volume in terminal buffers is less than or equal to the critical data amount of pause, obtain the front end of data in the terminal buffers or the end of the data play, as the position of pausing;
When the data volume in the buffer memory during more than or equal to the data volume that play to need, terminal media recovers to play;
Obtain moment of pausing professional last time and this and recover moment of playing, deduct the moment that entered pause last time with this moment of recovering to play, as the time of pausing.
8. a stream media service pause information acquisition device is characterized in that, comprising:
The transmission rate of eating dishes without rice or wine obtains the unit, is used for obtaining to eat dishes without rice or wine transmission rate;
Playback rate obtains the unit, is used to obtain media play speed;
Computing unit is used for the data volume by described eat dishes without rice or wine transmission rate and media play speed periodicity computing terminal buffer memory;
Judging unit is used for judging according to the data volume of terminal buffers and the critical data amount of pause whether business pauses;
The pause information acquisition unit is used for obtaining pause information when service pause; The described pause information of obtaining comprises: record enters the moment of pause and/or obtains the position of pause.
9. described according to Claim 8 device is characterized in that, described pause information acquisition unit comprises: the stall position acquiring unit,
Be used for when service pause, obtaining the end of the data of having play from described judging unit;
Or be used for when service pause, obtaining the front end of terminal buffers data from described computing unit.
10. described according to Claim 8 device is characterized in that,
Described judging unit also is used for behind service pause, judges according to the data volume of data volume in the terminal buffers and broadcast needs whether business is recovered to play;
Described pause information acquisition unit comprises: the dead time computing unit,
Be used to calculate the difference of recovering the moment of playing and the moment of pausing last time.
11. described according to Claim 8 device is characterized in that, described pause information acquisition unit comprises:
The dead time computing unit is used for deducting with the data volume of playing needs the data volume of described terminal buffers, divided by the described transmission rate of eating dishes without rice or wine.
12. a stream media service pause information acquisition device is characterized in that, comprising:
The stall position acquiring unit is used for obtaining the front end of terminal buffers data or obtains the end of played data, as the position of pausing;
Pause is acquiring unit constantly, the moment that is used to obtain service pause;
Play acquiring unit constantly, be used to obtain and recover behind the service pause moment of playing;
The dead time computing unit is used for deducting the moment of pausing described last time with the moment that described recovery is play, and obtains the time of this pause; Wherein, when the data volume in the buffer memory during more than or equal to the data volume that play to need, terminal media recovers to play.
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