CN105744308A - Streaming media data downloading method and device - Google Patents
Streaming media data downloading method and device Download PDFInfo
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- CN105744308A CN105744308A CN201410743132.3A CN201410743132A CN105744308A CN 105744308 A CN105744308 A CN 105744308A CN 201410743132 A CN201410743132 A CN 201410743132A CN 105744308 A CN105744308 A CN 105744308A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
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Abstract
The invention discloses a streaming media data downloading method, comprising the steps of: A, obtaining a streaming media data downloading code rate and a corresponding downloading link; B, in the streaming media data downloading in a current preset time period, determining whether a historic downloading speed exists; and executing step C if a historic downloading speed exists, or executing step D; C, determining the downloading code rate in the current preset time period according to the historic downloading speed, and then executing step E; D, according to an obtained downloading code rate, determining the downloading code rate in the current preset time period, and then executing step E; and E, according to the downloading code rate, loading the corresponding downloading link to download the streaming media data in the current preset time period. The invention also discloses a streaming media data downloading device. According to the invention, image playing effects are improved.
Description
Technical field
The present invention relates to communication technique field, particularly relate to method for down loading and the device of stream medium data.
Background technology
Along with developing rapidly of Internet technology, increasing streaming medium content via open the Internet transmission to user；But shake often occurs in the speed of user's access, it is difficult to ensure that bandwidth is stable, thus causing that user is when carrying out screen broadcasting according to the streaming medium content receiving the Internet transmission, it is easy to Caton phenomenon occurs, thus causing that the effect that picture is play is poor.
Foregoing is only used for assisting understanding technical scheme, does not represent and admits that foregoing is prior art.
Summary of the invention
Present invention is primarily targeted at method for down loading and device that a kind of stream medium data is provided, it is intended to improve picture result of broadcast.
For achieving the above object, the method for down loading of a kind of stream medium data provided by the invention comprises the following steps:
A, acquisition stream medium data download the download link of code check and correspondence；
B, when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；If then performing step C, otherwise perform step D；
C, determine the download code check in described current preset time period according to history speed of download；And proceed to execution step E；
D, the download code check determining in current preset time period according to the described stream medium data download code check got；And proceed to execution step E；
E, according to the download code check determined, load corresponding download link and the stream medium data in current preset time period be downloaded.
Preferably, described according to the download code check determined, load after the stream medium data in current preset time period is downloaded by corresponding download link and also include:
Record the average speed that in current preset time period, in each continuous print interval, stream medium data is downloaded；
The minima of the average speed downloaded by stream medium data in described each interval is set as the history speed of download of current preset time period.
Preferably, judge whether history speed of download described in particularly as follows:
Judge whether history speed of download corresponding to N continuous time preset time period.
Preferably, the described download code check determined in described current preset time period according to history speed of download includes:
The range of code rates that each download code check is corresponding is calculated according to described download code check；
Range of code rates according to described history speed of download determines the download code check in described current preset time period.
Preferably, the download link of described acquisition stream medium data download code check and correspondence includes:
Send stream medium data to server and download request；
Receive server and download, according to described stream medium data, the index file that the stream medium data asking to issue is corresponding；
The download link downloading code check and correspondence of described stream medium data is obtained according to described index file analysis.
Additionally, for achieving the above object, the present invention also provides for the download apparatus of a kind of stream medium data and includes:
Acquisition module, downloads the download link of code check and correspondence for obtaining stream medium data；
Judge module, for when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；
Determine module, for when history of existence speed of download, determining the download code check in described current preset time period according to history speed of download；When being absent from history speed of download, download, according to the described stream medium data got, the download code check that code check is determined in current preset time period；
Load-on module, for according to the download code check determined, loading corresponding download link and the stream medium data in current preset time period be downloaded.
Preferably, the download apparatus of described stream medium data also includes:
Logging modle, for recording the average speed that in current preset time period, in each continuous print interval, stream medium data is downloaded；
Arranging module, the minima of the average speed for being downloaded by stream medium data in described each interval is set as the history speed of download of current preset time period.
Preferably, described judge module is specifically for judging whether history speed of download corresponding to N continuous time preset time period.
Preferably, described determine that module includes:
Computing unit, for calculating, according to described download code check, the range of code rates that each download code check is corresponding；
Determine unit, determine the download code check in described current preset time period for the range of code rates according to described history speed of download.
Preferably, described acquisition module includes:
Transmitting element, downloads request for sending stream medium data to server；
Receive unit, download, according to described stream medium data, the index file that the stream medium data asking to issue is corresponding for receiving server；
Analytic unit, for obtaining the download link downloading code check and correspondence of described stream medium data according to described index file analysis.
The embodiment of the present invention downloads the download link of code check and correspondence by obtaining stream medium data, when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；And when history of existence speed of download, determine the download code check of stream medium data in current preset time period according to history speed of download.Owing to adjusting the download code check of the stream medium data in current preset time period in real time according to history speed of download, thus preventing owing to the shake of network speed causes Caton phenomenon occur, improve picture result of broadcast.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the method for down loading first embodiment of stream medium data of the present invention；
Fig. 2 is the schematic flow sheet of method for down loading second embodiment of stream medium data of the present invention；
Fig. 3 be stream medium data of the present invention method for down loading one embodiment in determine download code check refinement schematic flow sheet；
Fig. 4 be stream medium data of the present invention method for down loading one embodiment in download code check adjust exemplary plot；
Fig. 5 be stream medium data of the present invention method for down loading one embodiment in obtain the refinement schematic flow sheet downloading code check and download link；
Fig. 6 is the high-level schematic functional block diagram of the download apparatus first embodiment of stream medium data of the present invention；
Fig. 7 is the high-level schematic functional block diagram of download apparatus second embodiment of stream medium data of the present invention；
Fig. 8 is the refinement high-level schematic functional block diagram determining module in Fig. 7；
Fig. 9 is the refinement high-level schematic functional block diagram of acquisition module in Fig. 7.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
The present invention provides the method for down loading of a kind of stream medium data, and with reference to Fig. 1, in one embodiment, the method for down loading of this stream medium data includes:
Step S10, obtains stream medium data and downloads the download link of code check and correspondence；
The method for down loading of the stream medium data that the present embodiment provides can apply in video playback control, for instance, when intelligent terminal carries out video playback, control the speed of download of stream medium data (video contents of streaming media).Can there is multiple download code check in each stream medium data, each download code check all carries link to having.Specifically, the play quality of above-mentioned download code check reaction stream media data, for instance downloading code check can be 512Kbps, 1024Kbps etc..
Step S20, when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；If so, step S30 is then performed, if it is not, then perform step S40；
Step S30, determines the download code check in described current preset time period according to history speed of download；And proceed to execution step S50；
Step S40, downloads, according to the described stream medium data got, the download code check that code check is determined in current preset time period；And proceed to execution step S50；
Step S50, according to the download code check determined, loads corresponding download link and the stream medium data in current preset time period is downloaded.
Should be noted that, video contents of streaming media is cut into many shorter video segments according to the independence of picture group (GOP) by prior art, and being encoded into the streaming media video file of various different code check, these files generally have the playing duration of 2-10 second.In the present embodiment, the stream medium data in each preset time period constitutes a burst, and each complete stream medium data is made up of some continuous print bursts, and each burst has independence, during download, can carry out different code check of downloading for different bursts and download.When the stream medium data entered in current preset time period is downloaded, it is first determined whether the record of history of existence speed of download, if the record of history of existence speed of download, then can determine in current preset time period the download code check that (being currently needed for the burst downloaded) is corresponding according to the record of history speed of download；If being absent from the record of history speed of download, then can determine in current preset time period the download code check that (being currently needed for the burst downloaded) is corresponding according to current network.
Such as, when just initially entering video playback, without the record of history speed of download, now then can determine the download code check of current downloading slicing according to current network speed；Or download code check of downloading minimum in code check with the described stream medium data got and be set as the download code check of current downloading slicing.After having downloaded one or several bursts, determine the download code check that the burst being currently needed for downloading is corresponding according to the speed of download of the burst downloaded.
The embodiment of the present invention downloads the download link of code check and correspondence by obtaining stream medium data, when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；And when history of existence speed of download, determine the download code check of stream medium data in current preset time period according to history speed of download.Owing to adjusting the download code check of the stream medium data in current preset time period in real time according to history speed of download, thus preventing owing to the shake of network speed causes Caton phenomenon occur, improve picture result of broadcast.
Further, with reference to Fig. 2, based on above-described embodiment, in the present embodiment, also include after above-mentioned steps S50:
Step S60, records the average speed that in current preset time period, in each continuous print interval, stream medium data is downloaded；
Step S70, the minima of the average speed downloaded by stream medium data in described each interval is set as the history speed of download of current preset time period.
It should be noted that, the history speed of download of the stream medium data of each preset time period (i.e. each burst) equal this preset time period of corresponding record after the download is complete.Specifically, the calculation of the history speed of download that this each burst is corresponding can be configured according to actual needs, for instance, in the present embodiment, it is preferable that when current slice is downloaded, when this burst recordable is downloaded in each preset time interval, the average speed of download of media data；Then average speed of download minimum will be extracted in all preset time interval as the history speed of download of this burst.The time span of above-mentioned preset time period can be configured according to actual needs, for instance can be 5 seconds.It is understood that history speed of download corresponding to this burst can also be the meansigma methods of average speed of download in all preset time interval in this burst.
It should be noted that, the quantity of above-mentioned history speed of download can be configured according to actual needs, for instance can confirm according to the history speed of download that N continuous before current preset time period time preset time period is corresponding.Preferably, in the present embodiment, above-mentioned judging whether history speed of download particularly as follows: judge whether history speed of download corresponding to N continuous time preset time period, wherein N is the positive integer more than 1.
In the present embodiment, make detailed description for N for 12.Specifically, it is possible to adopt the form of array Speed_download [12] to carry out history speed of download and store, the history speed of download that each of which burst is corresponding；Specifically, the mode carrying out history speed of download renewal in array can be:
Speed_download [0]=Speed_download [1]；
Speed_download [1]=Speed_download [2]；
Speed_download [2]=Speed_download [3]；
······
Speed_download [11]=Scurrent.
Wherein above-mentioned Scurrent is the history speed of download of current slice, the history speed of download of the previous burst that Speed_download [11] is current slice, by that analogy, Speed_download [0] is the history speed of download of the before current slice the 11st burst.
Further, with reference to Fig. 3, based on above-described embodiment, in the present embodiment, above-mentioned steps S30 includes:
Step S31, calculates, according to described download code check, the range of code rates that each download code check is corresponding；
Step S32, the range of code rates according to described history speed of download determines the download code check in described current preset time period.
It is understood that each download code check correspondence has a range of code rates；Such as stream medium data has 5 code checks, is arranged in order from small to large as R1, R2, R3, R4 and R5；Wherein downloading range of code rates corresponding for code check R1 is less than R2 more than 0, downloading range of code rates corresponding for code check R1 is less than R3 be more than or equal to R2, downloading range of code rates corresponding for code check R3 is less than R4 be more than or equal to R3, downloading range of code rates corresponding for code check R4 is less than R5 be more than or equal to R4, and downloading range of code rates corresponding for code check R5 is be more than or equal to R5.Such that it is able to history speed of download is more than while downloading code check, it is ensured that have employed maximum download code check and be downloaded, therefore improve the effect that picture is play.It is understandable that, in the present embodiment, the range of code rates according to history speed of download determines that the download code check in described current preset time period preferably can determine the download code check of current preset time period for the range of code rates belonging to history speed of download minimum in above-mentioned array.In other embodiments, the meansigma methods of history speed of download in array also can be adopted to be calculated.
Specifically, as shown in Figure 4, when initial download, it is downloaded with minimum download code check 470BitRate/bps, after downloading a period of time, determines the download code check in current preset time period according to the average speed of download of history；And in ensuing downloading process, dynamically adjust download code check according to the average speed of download of current network speed and history, therefore can effectively prevent owing to the shake of network speed causes Caton phenomenon occur, improve picture result of broadcast.
Further, with reference to Fig. 5, based on above-described embodiment, in the present embodiment, above-mentioned steps S10 includes:
Step S11, sends stream medium data to server and downloads request；
Step S12, receives server and downloads, according to described stream medium data, the index file that the stream medium data asking to issue is corresponding；
Step S13, obtains the download link downloading code check and correspondence of described stream medium data according to described index file analysis.
In the present embodiment, intelligent terminal can pass through http protocol and send, to streaming medium content publisher server, the request of download, streaming medium content publisher server is by the index file corresponding according to this download acquisition request stream medium data, and this index file is sent to intelligent terminal, obtain the download link downloading code check and correspondence of described stream medium data according to described index file analysis for intelligent terminal.
The present invention also provides for the download apparatus of a kind of stream medium data, and with reference to Fig. 6, in one embodiment, the download apparatus of stream medium data provided by the invention includes:
Acquisition module 100, downloads the download link of code check and correspondence for obtaining stream medium data；
The method for down loading of the stream medium data that the present embodiment provides can apply in video playback control, for instance, when intelligent terminal carries out video playback, control the speed of download of stream medium data (video contents of streaming media).Can there is multiple download code check in each stream medium data, each download code check all carries link to having.Specifically, the play quality of above-mentioned download code check reaction stream media data, for instance downloading code check can be 512Kbps, 1024Kbps etc..
Judge module 200, for when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；
Determine module 300, for when history of existence speed of download, determining the download code check in described current preset time period according to history speed of download；When being absent from history speed of download, download, according to the described stream medium data got, the download code check that code check is determined in current preset time period；
Load-on module 400, for according to the download code check determined, loading corresponding download link and the stream medium data in current preset time period be downloaded.
Should be noted that, video contents of streaming media is cut into many shorter video segments according to the independence of picture group (GOP) by prior art, and being encoded into the streaming media video file of various different code check, these files generally have the playing duration of 2-10 second.In the present embodiment, the stream medium data in each preset time period constitutes a burst, and each complete stream medium data is made up of some continuous print bursts, and each burst has independence, during download, can carry out different code check of downloading for different bursts and download.When the stream medium data entered in current preset time period is downloaded, it is first determined whether the record of history of existence speed of download, if the record of history of existence speed of download, then can determine in current preset time period the download code check that (being currently needed for the burst downloaded) is corresponding according to the record of history speed of download；If being absent from the record of history speed of download, then can determine in current preset time period the download code check that (being currently needed for the burst downloaded) is corresponding according to current network.
Such as, when just initially entering video playback, without the record of history speed of download, now then can determine the download code check of current downloading slicing according to current network speed；Or download code check of downloading minimum in code check with the described stream medium data got and be set as the download code check of current downloading slicing.After having downloaded one or several bursts, determine the download code check that the burst being currently needed for downloading is corresponding according to the speed of download of the burst downloaded.
The embodiment of the present invention downloads the download link of code check and correspondence by obtaining stream medium data, when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；And when history of existence speed of download, determine the download code check of stream medium data in current preset time period according to history speed of download.Owing to adjusting the download code check of the stream medium data in current preset time period in real time according to history speed of download, thus preventing owing to the shake of network speed causes Caton phenomenon occur, improve picture result of broadcast.
Further, with reference to Fig. 7, based on above-described embodiment, in the present embodiment, the download apparatus of above-mentioned stream medium data also includes:
Logging modle 500, for recording the average speed that in current preset time period, in each continuous print interval, stream medium data is downloaded；
Arranging module 600, the minima of the average speed for being downloaded by stream medium data in described each interval is set as the history speed of download of current preset time period.
It should be noted that, the history speed of download of the stream medium data of each preset time period (i.e. each burst) equal this preset time period of corresponding record after the download is complete.Specifically, the calculation of the history speed of download that this each burst is corresponding can be configured according to actual needs, for instance, in the present embodiment, it is preferable that when current slice is downloaded, when this burst recordable is downloaded in each preset time interval, the average speed of download of media data；Then average speed of download minimum will be extracted in all preset time interval as the history speed of download of this burst.The time span of above-mentioned preset time period can be configured according to actual needs, for instance can be 5 seconds.It is understood that history speed of download corresponding to this burst can also be the meansigma methods of average speed of download in all preset time interval in this burst.
It should be noted that, the quantity of above-mentioned history speed of download can be configured according to actual needs, for instance can confirm according to the history speed of download that N continuous before current preset time period time preset time period is corresponding.Preferably, in the present embodiment, above-mentioned judging whether history speed of download particularly as follows: judge whether history speed of download corresponding to N continuous time preset time period, wherein N is the positive integer more than 1.
In the present embodiment, make detailed description for N for 12.Specifically, it is possible to adopt the form of array Speed_download [12] to carry out history speed of download and store, the history speed of download that each of which burst is corresponding；Specifically, the mode carrying out history speed of download renewal in array can be:
Speed_download [0]=Speed_download [1]；
Speed_download [1]=Speed_download [2]；
Speed_download [2]=Speed_download [3]；
······
Speed_download [11]=Scurrent.
Wherein above-mentioned Scurrent is the history speed of download of current slice, the history speed of download of the previous burst that Speed_download [11] is current slice, by that analogy, Speed_download [0] is the history speed of download of the before current slice the 11st burst.
Further, with reference to Fig. 8, based on above-described embodiment, in the present embodiment, above-mentioned determine that module 300 includes:
Computing unit 301, for calculating, according to described download code check, the range of code rates that each download code check is corresponding；
Determine unit 302, determine the download code check in described current preset time period for the range of code rates according to described history speed of download.
It is understood that each download code check correspondence has a range of code rates；Such as stream medium data has 5 code checks, is arranged in order from small to large as R1, R2, R3, R4 and R5；Wherein downloading range of code rates corresponding for code check R1 is less than R2 more than 0, downloading range of code rates corresponding for code check R1 is less than R3 be more than or equal to R2, downloading range of code rates corresponding for code check R3 is less than R4 be more than or equal to R3, downloading range of code rates corresponding for code check R4 is less than R5 be more than or equal to R4, and downloading range of code rates corresponding for code check R5 is be more than or equal to R5.Such that it is able to history speed of download is more than while downloading code check, it is ensured that have employed maximum download code check and be downloaded, therefore improve the effect that picture is play.It is understandable that, in the present embodiment, the range of code rates according to history speed of download determines that the download code check in described current preset time period preferably can determine the download code check of current preset time period for the range of code rates belonging to history speed of download minimum in above-mentioned array.In other embodiments, the meansigma methods of history speed of download in array also can be adopted to be calculated.
Further, with reference to Fig. 9, based on above-described embodiment, in the present embodiment, above-mentioned acquisition module 100 includes:
Transmitting element 101, downloads request for sending stream medium data to server；
Receive unit 102, download, according to described stream medium data, the index file that the stream medium data asking to issue is corresponding for receiving server；
Analytic unit 103, for obtaining the download link downloading code check and correspondence of described stream medium data according to described index file analysis.
In the present embodiment, intelligent terminal can pass through http protocol and send, to streaming medium content publisher server, the request of download, streaming medium content publisher server is by the index file corresponding according to this download acquisition request stream medium data, and this index file is sent to intelligent terminal, obtain the download link downloading code check and correspondence of described stream medium data according to described index file analysis for intelligent terminal.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention and accompanying drawing content to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical fields, all in like manner include in the scope of patent protection of the present invention.
Claims (10)
1. the method for down loading of a stream medium data, it is characterised in that the method for down loading of described stream medium data comprises the following steps:
A, acquisition stream medium data download the download link of code check and correspondence；
B, when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；If then performing step C, otherwise perform step D；
C, determine the download code check in described current preset time period according to history speed of download；And proceed to execution step E；
D, the download code check determining in current preset time period according to the described stream medium data download code check got；And proceed to execution step E；
E, according to the download code check determined, load corresponding download link and the stream medium data in current preset time period be downloaded.
2. the method for down loading of stream medium data as claimed in claim 1, it is characterised in that described according to the download code check determined, loads after the stream medium data in current preset time period is downloaded by corresponding download link and also includes:
Record the average speed that in current preset time period, in each continuous print interval, stream medium data is downloaded；
The minima of the average speed downloaded by stream medium data in described each interval is set as the history speed of download of current preset time period.
3. the method for down loading of stream medium data as claimed in claim 2, it is characterised in that described in judge whether history speed of download particularly as follows:
Judge whether history speed of download corresponding to N continuous time preset time period.
4. the method for down loading of stream medium data as claimed any one in claims 1 to 3, it is characterised in that the described download code check determined in described current preset time period according to history speed of download includes:
The range of code rates that each download code check is corresponding is calculated according to described download code check；
Range of code rates according to described history speed of download determines the download code check in described current preset time period.
5. the method for down loading of stream medium data as claimed in claim 4, it is characterised in that described acquisition stream medium data is downloaded the download link of code check and correspondence and included:
Send stream medium data to server and download request；
Receive server and download, according to described stream medium data, the index file that the stream medium data asking to issue is corresponding；
The download link downloading code check and correspondence of described stream medium data is obtained according to described index file analysis.
6. the download apparatus of a stream medium data, it is characterised in that the download apparatus of described stream medium data:
Acquisition module, downloads the download link of code check and correspondence for obtaining stream medium data；
Judge module, for when the stream medium data entered in current preset time period is downloaded, it may be judged whether history of existence speed of download；
Determine module, for when history of existence speed of download, determining the download code check in described current preset time period according to history speed of download；When being absent from history speed of download, download, according to the described stream medium data got, the download code check that code check is determined in current preset time period；
Load-on module, for according to the download code check determined, loading corresponding download link and the stream medium data in current preset time period be downloaded.
7. the download apparatus of stream medium data as claimed in claim 6, it is characterised in that the download apparatus of described stream medium data also includes:
Logging modle, for recording the average speed that in current preset time period, in each continuous print interval, stream medium data is downloaded；
Arranging module, the minima of the average speed for being downloaded by stream medium data in described each interval is set as the history speed of download of current preset time period.
8. the download apparatus of stream medium data as claimed in claim 7, it is characterised in that described judge module is specifically for judging whether history speed of download corresponding to N continuous time preset time period.
9. the download apparatus of the stream medium data as according to any one of claim 6 to 8, it is characterised in that described determine that module includes:
Computing unit, for calculating, according to described download code check, the range of code rates that each download code check is corresponding；
Determine unit, determine the download code check in described current preset time period for the range of code rates according to described history speed of download.
10. the download apparatus of stream medium data as claimed in claim 9, it is characterised in that described acquisition module includes:
Transmitting element, downloads request for sending stream medium data to server；
Receive unit, download, according to described stream medium data, the index file that the stream medium data asking to issue is corresponding for receiving server；
Analytic unit, for obtaining the download link downloading code check and correspondence of described stream medium data according to described index file analysis.
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|---|---|---|---|
| CN201410743132.3A CN105744308A (en) | 2014-12-08 | 2014-12-08 | Streaming media data downloading method and device |
| PCT/CN2015/090327 WO2016090991A1 (en) | 2014-12-08 | 2015-09-23 | Method and apparatus for downloading streaming media data |
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|---|---|---|---|
| CN201410743132.3A CN105744308A (en) | 2014-12-08 | 2014-12-08 | Streaming media data downloading method and device |
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| CN106303563A (en) * | 2016-08-19 | 2017-01-04 | 腾讯科技（深圳）有限公司 | The online playing method and device of Streaming Media |
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| CN107809647A (en) * | 2017-10-24 | 2018-03-16 | 深圳市创维软件有限公司 | Code check switching method, device and the storage medium of video playback |
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