CN104601535B - Method for processing video frequency and system - Google Patents
Method for processing video frequency and system Download PDFInfo
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- CN104601535B CN104601535B CN201410193800.XA CN201410193800A CN104601535B CN 104601535 B CN104601535 B CN 104601535B CN 201410193800 A CN201410193800 A CN 201410193800A CN 104601535 B CN104601535 B CN 104601535B
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Abstract
The invention provides a kind of method for processing video frequency and system.Methods described includes：Obtain video acquisition instruction；The video address included in being instructed according to the video acquisition obtains corresponding video multiplex data by the video data of local；The operation specified in the video acquisition instruction is performed by the video multiplex data.The system includes：Acquisition device is instructed, for obtaining video acquisition instruction；Acquisition device is multiplexed, the video address for being included in being instructed according to the video acquisition obtains corresponding video multiplex data by the video data of local；Performs device is operated, for performing the operation specified in the video acquisition instruction by the video multiplex data.It is avoided that video repeats to obtain using the present invention, saves Internet resources and time.
Description
Technical field
The present invention relates to network application treatment technology, more particularly to a kind of method for processing video frequency and system.
Background technology
High speed development and rapid popularization with mobile device hardware, carry out in a mobile device video online broadcasting and
Download as the two of mobile device kinds of necessary functions.Browser and Video Applications in current most of mobile devices can
Both functions are realized, video resource endless in internet is supplied to user.
However, the video that mobile device is carried out plays online and video download is separate, that is to say, that video
Online broadcasting be by video data and caching realization by being obtained in internet, and in the online playing process of video
If the video need to be downloaded, the download of video data can be carried out according to the network address where this video cache data, now
There will be the part mutually repeated between the video data of caching and the video data of download, there is video to repeat what is obtained
Defect, greatly waste Internet resources and time.
The content of the invention
Based on this, it is necessary to played online for traditional video in being downloaded with video and repeat to obtain there is video, wave
The technical problem of Internet resources and time are taken, there is provided one kind is avoided that video repeats to obtain, and saves Internet resources and time
Method for processing video frequency.
It is avoided that video repeats to obtain in addition, there is a need to and provide one kind, saves Internet resources and the Video processing of time
System.
A kind of method for processing video frequency, comprises the following steps：
Obtain video acquisition instruction；
The video address included in being instructed according to the video acquisition is regarded accordingly by the video data of local
Frequency multiplex data；
The operation specified in the video acquisition instruction is performed by the video multiplex data.
A kind of processing system for video, it is characterised in that including：
Acquisition device is instructed, for obtaining video acquisition instruction；
Acquisition device is multiplexed, for the video according to the video address included in video acquisition instruction by local
Data obtain corresponding video multiplex data；
Performs device is operated, for performing the behaviour specified in the video acquisition instruction by the video multiplex data
Make.
Above-mentioned method for processing video frequency and system, carry out that when video is played or downloaded online video acquisition will be obtained in triggering
Instruction, the video address included in being instructed according to video acquisition obtain corresponding video multiplex number by local video data
According to, to perform the operation specified in video acquisition instruction by video multiplex data, and then carry out video play online or under
All will be first by obtaining reusable video data in local video data during load, and internet acquisition is not directed through, have
The repetition for avoiding to effect video obtains, and saves Internet resources and time.
Brief description of the drawings
Fig. 1 is the flow chart of method for processing video frequency in one embodiment；
Fig. 2 is that the video address included in being instructed in Fig. 1 according to video acquisition obtains phase by the video data of local
The method flow diagram for the video multiplex data answered；
Fig. 3 is that the video address in the online play instruction of video is extracted in Fig. 2, is obtained in local video data with regarding
The method flow diagram of file is downloaded corresponding to frequency address；
Fig. 4 is to read corresponding video number from download file according to the play position in the online play instruction of video in Fig. 2
According to using video data as the method flow diagram for carrying out the video multiplex data that video plays online；
Fig. 5 is to obtain respective physical by logic section according to the corresponding relation between logic section and physical segment in Fig. 4
The method flow diagram of the video data corresponding with reading position in segmentation；
Fig. 6 is the structural representation of processing system for video in one embodiment；
Fig. 7 is the structural representation that acquisition device is multiplexed in Fig. 6；
Fig. 8 is the structural representation of download process module in Fig. 7；
Fig. 9 is the structural representation of downloading data read module in Fig. 7；
Figure 10 is the computer system module map for realizing the embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in figure 1, in one embodiment, a kind of method for processing video frequency, comprise the following steps：
Step S10, obtain video acquisition instruction.
In the present embodiment, video acquisition instruction is video of the user in the various viewing internet that interactive interface triggers
Or the instruction of the video in internet is downloaded, specifically, video acquisition instruction includes the online play instruction of video and regarded
Frequency download instruction, for example, the online play instruction of video can be interaction circle that user is provided in browser or Video Applications
Triggered in face, to acquire video cache data by interacting between video server, and then play video cache
Data；Video download instruction can be that user is triggered in the interactive interface initiation video download behavior that downloader is provided.
Step S30, the video address included in being instructed according to video acquisition are obtained accordingly by the video data of local
Video multiplex data.
In the present embodiment, video address is contained in video acquisition instruction, the video address is that video exists
Storage address in the video server on backstage, it can be got accordingly by the video server on backstage according to video address
Video data, will be with video location for the video data acquired by the video server on backstage therefore
Location is stored in mobile device local for index.
For same video, either carry out video and play or carry out online video download, it is stored in movement
The local video data of equipment is all identical.For example, user broadcasts online in the video carried out according to a video address
The video data put obtained by being downloaded with video will be identical, except that, carry out regarding obtained by video plays online
Frequency will be according to will carry out local cache, and using as video cache data, and carrying out the video data obtained by video is downloaded will write
Corresponding to download in file, therefore, the video that progress is triggered when a certain video is carried out and played online is downloaded and can answered
Video cache data when with the video play online accelerate to download；Accordingly, when institute is being downloaded to a certain video
Triggering the video carried out, broadcasting will can also be multiplexed the video data that file is downloaded in write-in when the video is downloaded online, without
The video server acquisition by backstage is needed again.
Based on this, the execution of the online play operation of video or video downloading operation in being instructed for video acquisition will be multiple
With being done before, video is downloaded or video plays resulting video data online.
Specifically, the video data locally stored to mobile device according to video address is searched, with
To the video data corresponding with the video address, the video data is the current operation performed in video acquisition instruction
Used video multiplex data.
Step S50, the operation specified in video acquisition instruction is performed by video multiplex data.
In the present embodiment, performed using the video multiplex data obtained according to video address in video acquisition instruction
The online play operation of video or video downloading operation specified, for example, during carrying out video and playing online, it will use
The video data write before this to all or part of download that the video is carried out in download file, which is used as, to be played out
Video multiplex data, to play this video multiplex data, the video server without expending Internet resources and backstage enters
Row interaction, it is the buffer time of consuming required for also saving, accordingly, for video download and such.
It is by Video processing as described above, the online broadcasting and download that cause same video is no longer separate, and
It is to be multiplexed according to actual conditions using video address as according to video data of the video in local, reaches saving net
Network resource and the purpose for accelerating execution video acquisition to be operated in instructing, and for mobile device, will greatly save and regard
The network traffics and electricity that the online broadcasting of frequency or video expend required for downloading, and then effectively increase the continuation of the journey of mobile device
Time.
As shown in Fig. 2 in one embodiment, video acquisition instruction is the online play instruction of video, step as described above
Rapid S30 includes：
Step S310, the video address in the online play instruction of video is extracted, obtained in local video data with regarding
File is downloaded corresponding to frequency address.
, will be according to video institute after extraction obtains the video address in the online play instruction of video in the present embodiment
Searched in video data of the address in local, to obtain and the download file corresponding to video address.Locally regard
Frequency file of downloading corresponding with video address in is obtained by being downloaded to the video.
Step S330, corresponding video number is read from download file according to the play position in the online play instruction of video
According to the video multiplex data for playing video data online as progress video.
In the present embodiment, play position by be specified by user in units of the time carry out video playback start bit
Put, can be that time point that played in order is specified or user carry out selected operation specified time point, for example, broadcasting
It can be corresponding time point when user triggers selected operation in the progress bar at video playback interface to put position.
Carry out the reading of corresponding video data according to the play position that is included in the online play instruction of video, and by reading
Video data triggers the multiplex video data that video plays online as active user is carried out, and then so that passes through multiplexed video
The video that data are realized plays online to be consistent with the play position specified by user, has fully pressed close to user view.
In one embodiment, above-mentioned steps S50 process is：The video data execution read by download file is multiplexed to regard
The online play operation of video specified in the online play instruction of frequency.
In the present embodiment, read according to the video address included in the online play instruction of video by download file
After video data, the video data being multiplexed obtained by this carry out video is downloaded is realized to the online broadcasting of video, to reduce
The online buffer time played required for video.
As shown in figure 3, in one embodiment, above-mentioned steps S310 includes：
Step S311, extract to obtain the video address of user's triggering broadcasting video from the online play instruction of video.
Step S312, judge that video address whether there is corresponding downloading task, if it has, then into step
S313, if it has not, then entering step S314.
In the present embodiment, judge to whether there is by the video address that the online play instruction of video is extracted corresponding to
Downloading task, if it is, illustrating corresponding to the video download address consistent with video address in the online play instruction of video
Video be downloaded, it is local to download file there is corresponding, therefore, can be obtained by step S313 corresponding to lower publish papers
Part.
Step S313, the download file obtained by downloading task is being downloaded is obtained in local video data.
In the present embodiment, local video number is obtained according to the video address for extracting to obtain by the online play instruction of video
Download file in, the download address corresponding to the download file are to extract obtained video institute with the online play instruction of video
It is consistent in address.
Step S314, further determine whether to exist progress configuration file corresponding to video address, if it has, then entering
Enter step S315, if it has not, then entering step S317.
In the present embodiment, if determining the video address by the online play instruction extraction of video and in the absence of corresponding
Downloading task, then the download for illustrating currently to be carried out does not have the download of this video that will be played online, therefore, it is necessary to enters
One step judges whether the video once carried out download, that is, determines whether that it whether there is corresponding progress configuration file.
With the download of video, in addition to file is downloaded in the video data write-in obtained by downloading, also by caused by
Relevant information is write in corresponding progress configuration file.Therefore, the presence or absence of progress configuration file will indicate that regards accordingly
Whether frequency was once downloaded.
If determining locally, there is progress corresponding with the video address in the online play instruction of video configuration text
Part, then illustrate that the video was once downloaded, therefore, can obtain downloading file accordingly via step S315.
Step S315, obtain the download file corresponding to progress configuration file in local video data.
Step S317, establish and start downloading task, obtain downloading task and downloading resulting download file.
In the present embodiment, if determining local not corresponding with the video address in the online play instruction of video
Progress configuration file, then illustrate that the video is never downloaded, therefore, can only be according to the video extracted in the online play instruction of video
Address is newly-built by the video server on backstage and starts downloading task, under obtaining obtained by downloading task is being downloaded
Published article part, and resulting download file is played out.
As shown in figure 4, in one embodiment, above-mentioned steps S330 includes：
Step S331, obtain the play position in the online play instruction of video.
, will be by video after knowing that currently triggering the video that is played online is once downloaded in the present embodiment
Online play instruction acquires the current video that carries out and plays corresponding play position online.
Step S332, the corresponding reading position downloaded in file is obtained according to play position.
In the present embodiment, the reading position downloaded in file refers to video data needed for play position in file is downloaded
Skew.
Step S333, logic section where obtaining reading position is searched by progress configuration file.
In the present embodiment, download file includes logic section and the physical segment associated with logic section, and logic
Relevant information corresponding to segmentation and physical segment is then written into progress configuration file.
Specifically, being logically segmented during being downloaded to downloading file, file will be downloaded from patrolling
Some sections are equally divided on volume, obtains several logic sections, in a preferred embodiment, each download file contains three
Individual logic section.The write-in that the physical segment that file is included then is used to carry out real data is downloaded, in a preferred embodiment,
It is normally carried out downloading resulting download file by containing a physical segment, that is to say, that the main body of a court verdict obtained by the download
Part only includes a physical segment.
Have recorded in progress configuration file each logic section original position and end position, download file in under
The video data of position and write-in is carried whether in the medium information of master file, in order to be downloaded determining for video data in file
Position and next time use when starting downloading task.
The logic section original position recorded in progress configuration file and end position are compared according to reading position, with positioning
Logic section where reading position.
Step S334, according to the corresponding relation between logic section and physical segment, respective physical is obtained by logic section
The video data corresponding with reading position in segmentation.
It is to be mutually related due to downloading logic section and physical segment in file, according to logic section in the present embodiment
In position can position relevant position in physical segment, therefore, by according to the correspondence between logic section and physical segment
Logic section where relation and reading position obtains the relevant position in wherein physical segment, and then is carried out by starting of the position
The reading of video data.
As shown in figure 5, in one embodiment, above-mentioned steps S334 includes：
Step S3341, position in decision logic segmentation where reading position whether foradownloaded video data, if it is,
Then enter step S3342, if it has not, then entering step S3343.
In the present embodiment, according to the download position recorded in reading position place logic section and progress configuration file
Put, judge whether the position in the logic section where reading position has carried out the download of video data, if it has, then explanation can
The video data downloaded directly is taken, if it has not, then need to carry out the download of video data using reading position as starting, so as to
The progress video of the video data obtained by downloading is read to play online.
Step S3342, the logic point according to where the corresponding relation between logic section and physical segment obtains reading position
Physical segment corresponding to section, read to obtain using reading position for the video data that originates by corresponding physical segment, and with from
The subsequent video data that reading position is carried out backward downloads the video data for reading and downloading and obtaining.
, will after the position where reading position in determining logic section foradownloaded video data in the present embodiment
There is two kinds of possibilities, i.e.,：All video datas of the file using the position where reading position as starting are downloaded to have completed
Download, and all video datas downloaded in file using the position where reading position as starting are only downloaded by part and may
Occur, therefore, will also be to laggard when reading to obtain using reading position for the video data originated by corresponding physical segment
Row, which is downloaded, to be checked, and downloads the current video data do not downloaded.
Step S3343, using reading position as a file logic section.
In the present embodiment, when not having foradownloaded video data in the position where reading position in determining logic section,
By using reading position as the new logic section of file is played, accordingly, original position corresponding to this new logic section and
End position will be written into progress configuration file.
Step S3344, determine whether the video data that the starting location offset of the logic section of establishment has currently been downloaded
Whether limit value is reached, if it has not, then enter step S3345, if it has, then into step S3346.
In the present embodiment, if the video data that the starting location offset for determining the logic section of establishment has currently been downloaded reaches
Limit value is arrived, then the current video data downloaded of explanation differs farther out with the original position of logic section, therefore, will enter step
The newly-built new physical segment of rapid S3346, is downloaded with starting in new physical segment, the video data of download is write new
Physical segment, wherein, the limit value can be 1,000,000.
Step S3345, the video data write-in of download is downloaded to the physical segment where file.
In the present embodiment, in the video data that the starting location offset for the logic section for determining establishment has currently been downloaded not
When reaching limit value, the video data of download is write into original physical segment, i.e., in the physical segment where download file.
Step S3346, newly-built physical segment corresponding with logic section that is creating are newly-built by the video data write-in of download
Physical segment.
In the present embodiment, by using physical segment to downloading file, and several logic sections are logically divided into,
For the video carried out in real time plays online, big file is jumped to, i.e., original physical segment aft section write-in video counts
According to that will take considerable time, therefore, this problem is avoided by newly-built physical segment, played online with further speeding up video
Buffer speed, reduce time-consuming.
Several physical segments are placed in by the video data obtained by this mode, and are not a complete lower published article
Physical segment corresponding to part, therefore, it will trigger and be downloaded in the video, to several when creating corresponding downloading task
Physical segment merges.
If the video is not downloaded, without corresponding downloading task, then start bit in this newly-built physical segment is judged
Put and merge threshold value relative to whether the offset distance of original physical segment is less than, the newly-built physical segment is completed if so, then downloading
Directly carry out merging with original physical segment afterwards, if it is not, then merge after video playback terminates.
Step S3347, read by the physical segment where newly-built physical segment or download file using reading position as
The video data of beginning.
In the present embodiment, with writing for the video data for downloading to obtain in newly-built physical segment or original physical segment
Enter, the reading of video data will be carried out using reading position as starting by newly-built physical segment or original physical segment.
Pass through mode as described above so that user plays and is able to by under online in the video that mobile device is carried out
The video data of load, so the video data having downloaded and video data persistently download by way of accelerate video and broadcast online
Buffering progress during putting, effectively reduce the stand-by period that user watches video.
In one embodiment, video acquisition instruction is video download instruction, and above-mentioned steps S30 includes：
The video address in the online play instruction of video is extracted, the video data according to video address by local
Video cache data corresponding to obtaining, using video cache data as the video multiplex data for carrying out video download.
In the present embodiment, video download instruction carries out the instruction that triggers of video download, the video download instruction by user
Triggered during carrying out video and playing online, for example, during the ongoing video of mobile device institute plays online, if
This video of user's want to save, then it will trigger to click in the interface of video playback and download, to trigger video download instruction, now
This video video cache data caused by broadcasting online will be multiplexed so that download progress jumps to video cache data reality
The amount cached, and then speed of download is improved, save the electricity of network traffics and mobile device.
Further, step S50 as described above includes：It is multiplexed obtained video cache data and performs video download instruction
The down operation triggered.
In one embodiment, the video cache data that above-mentioned multiplexing obtains perform the download that video download instruction is triggered
The process of operation is：Newly-built downloading task, using video cache data as starting perform downloading task, and using video cache data as
Starting write-in performs the video data that downloading task obtains.
In the present embodiment, when triggering video download instruction, by newly-built downloading task, and in existing video cache data base
Plinth is the downloading task for performing video.
By method for processing video frequency as described above, video cache and the multiplexing function of downloading are realized, changes caching
Video data and download each incoherent present situation of video data, for same video source, play video when will
The caching of video data is carried out, i.e., video cache data are stored in local, for meeting that user is quickly played to specific bit
The demand put, or used when playing next time, and if download behavior is now initiated, then using the video counts cached
According to that is, video cache data carry out video downloading operation, considerably reduce the excessive repeated downloads of video data；Accordingly,
If user has first initiated the download of a video, download simultaneously or user is played by same video address after the completion of download
During the video, direct multiplexing is being downloaded or downloaded the video data of completion, without being drawn again from internet
Video data is taken, to be directly and quickly supplied to user to watch, saves Internet resources and stand-by period to the full extent.
As shown in fig. 6, in one embodiment, a kind of processing system for video, including instruction acquisition device 10, multiplexing obtain
Device 30 and operation performs device 50.
Acquisition device 10 is instructed, for obtaining video acquisition instruction.
In the present embodiment, video acquisition instruction is video of the user in the various viewing internet that interactive interface triggers
Or the instruction of the video in internet is downloaded, specifically, video acquisition instruction includes the online play instruction of video and regarded
Frequency download instruction, for example, the online play instruction of video can be interaction circle that user is provided in browser or Video Applications
Triggered in face, to acquire video cache data by interacting between video server, and then play video cache
Data；Video download instruction can be that user is triggered in the interactive interface initiation video download behavior that downloader is provided.
Acquiring unit 30 is multiplexed, the video counts for the video address that is included in being instructed according to video acquisition by local
According to obtaining corresponding video multiplex data.
In the present embodiment, video address is contained in video acquisition instruction, the video address is that video exists
Storage address in the video server on backstage, it can be got accordingly by the video server on backstage according to video address
Video data, will be with video location for the video data acquired by the video server on backstage therefore
Location is stored in mobile device local for index.
For same video, either carry out video and play or carry out online video download, it is stored in movement
The local video data of equipment is all identical.For example, user broadcasts online in the video carried out according to a video address
The video data put obtained by being downloaded with video will be identical, except that, carry out regarding obtained by video plays online
Frequency will be according to will carry out local cache, and using as video cache data, and carrying out the video data obtained by video is downloaded will write
Corresponding to download in file, therefore, the video that progress is triggered when a certain video is carried out and played online is downloaded and can answered
Video cache data when with the video play online accelerate to download；Accordingly, when institute is being downloaded to a certain video
Triggering the video carried out, broadcasting will can also be multiplexed the video data that file is downloaded in write-in when the video is downloaded online, without
The video server acquisition by backstage is needed again.
Based on this, the execution of the online play operation of video or video downloading operation in being instructed for video acquisition will be multiple
With being done before, video is downloaded or video plays resulting video data online.
Specifically, the video data that multiplexing acquiring unit 30 will locally be stored according to video address to mobile device
Searched, to obtain the video data corresponding with the video address, the video data is that the current video that performs obtains
Video multiplex data used in operation in instruction fetch.
Performs device 50 is operated, for performing the operation specified in video acquisition instruction by video multiplex data.
In the present embodiment, operation performs device 50 is performed using the video multiplex data obtained according to video address
The online play operation of video or video downloading operation specified in video acquisition instruction, for example, being played online carrying out video
During, the video counts downloaded in file are write before being used in this to all or part of download that the video is carried out
According to as the video multiplex data played out, to play this video multiplex data, without expending Internet resources and backstage
Video server interact, also save required for consuming buffer time, accordingly, for video download for and
So.
It is by Video processing as described above, the online broadcasting and download that cause same video is no longer separate, and
It is to be multiplexed according to actual conditions using video address as according to video data of the video in local, reaches saving net
Network resource and the purpose for accelerating execution video acquisition to be operated in instructing, and for mobile device, will greatly save and regard
The network traffics and electricity that the online broadcasting of frequency or video expend required for downloading, and then effectively increase the continuation of the journey of mobile device
Time.
As shown in fig. 7, in one embodiment, video acquisition instruction is the online play instruction of video, it is as described above multiple
Include download process module 310 and downloading data read module 330 with acquisition device 30.
Download process module 310, for extracting the video address in the online play instruction of video, obtain local video
It is corresponding with video address in data to download file.
In the present embodiment, after extraction obtains the video address in the online play instruction of video, download process module
310 will according to video address local video data in searched, with obtain with video address corresponding to
Download file.Download file corresponding with video address is obtained by being downloaded to the video in local video data
's.
Downloading data read module 330, for according to the play position in the online play instruction of video from download file in
Corresponding video data are read, the video multiplex data that video data is played online as progress video.
In the present embodiment, play position by be specified by user in units of the time carry out video playback start bit
Put, can be that time point that played in order is specified or user carry out selected operation specified time point, for example, broadcasting
It can be corresponding time point when user triggers selected operation in the progress bar at video playback interface to put position.
Downloading data read module 330 carries out corresponding video number according to the play position included in the online play instruction of video
According to reading, and trigger the multiplex video data that video plays online using the video data of reading as active user is carried out,
And then the video for be realized by multiplex video data plays online to be consistent with the play position specified by user, is filled
User view is divided to have pressed close to.
In one embodiment, aforesaid operations performs device 50 is additionally operable to the video data that is read by download file of multiplexing and held
The online play operation of video specified in the online play instruction of row video.
In the present embodiment, read according to the video address included in the online play instruction of video by download file
After video data, operation performs device 50 by be multiplexed this carry out video download obtained by video data realize video
Line plays, to reduce the buffer time required for online broadcasting video.
As shown in figure 8, in one embodiment, above-mentioned download process module 310 includes address extraction unit 311, task
Judging unit 312, downloading file obtaining unit 313, downloading judging unit 314, the and of downloaded file acquiring unit 315
Newly-built download unit 317.
Address extraction unit 311, for extracting to obtain the video of user's triggering broadcasting video from the online play instruction of video
Address.
Task judging unit 312, for judging that video address whether there is corresponding downloading task, if it has, then
Circular document acquiring unit 313, if it has not, then notifying to have downloaded judging unit 314.
In the present embodiment, task judging unit 312 judges the video address extracted by the online play instruction of video
Downloading task corresponding to whether there is, if it is, explanation with video address is consistent in the online play instruction of video regards
Video corresponding to frequency download address is downloaded, local to download file there is corresponding, therefore, can be published papers by lower
Part acquiring unit 313 downloads file corresponding to obtaining.
File obtaining unit 313 is being downloaded, obtained by acquisition downloading task is just downloaded in local video data
Download file.
In the present embodiment, downloading file obtaining unit 313 and regarded according to extract to obtain by the online play instruction of video
Frequency address obtains the download file in local video data, and the download address corresponding to the download file is online with video
The video address that play instruction extracts to obtain is consistent.
Judging unit 314 is downloaded, for further determining whether to exist progress configuration text corresponding to video address
Part, if it has, then notice downloaded file acquiring unit 315, if it has not, then notifying newly-built download unit 317.
In the present embodiment, if determining the video address by the online play instruction extraction of video and in the absence of corresponding
Downloading task, the then download for illustrating currently to be carried out do not have the download of this video that will be played online, therefore, it is necessary to
Download judging unit 314 and determine whether the video once carried out download, that is, determine whether that it whether there is pair
The progress configuration file answered.
With the download of video, in addition to file is downloaded in the video data write-in obtained by downloading, also by caused by
Relevant information is write in corresponding progress configuration file.Therefore, the presence or absence of progress configuration file will indicate that regards accordingly
Whether frequency was once downloaded.
If downloaded judging unit 314 determine it is local there is with the video address in the online play instruction of video
Corresponding progress configuration file, then illustrate that the video was once downloaded, therefore, can be via downloaded file acquiring unit 315
Obtain downloading file accordingly.
If downloaded judging unit 314 determine it is local not and the video address in the online play instruction of video
Corresponding progress configuration file, then illustrate that the video is never downloaded, therefore, newly-built download unit 317 can only exist according to video
The video address extracted in line play instruction is newly-built by the video server on backstage and starts downloading task, is downloaded with obtaining
Task is downloading resulting download file, and resulting download file is played out.
Downloaded file acquiring unit 315, for obtaining the download in local video data corresponding to progress configuration file
File.
Newly-built download unit 317, for establishing and starting downloading task, under obtaining obtained by downloading task is being downloaded
Published article part.
As shown in figure 9, in one embodiment, above-mentioned downloading data read module 330 includes play position acquiring unit
331st, reading position acquiring unit 332, segment lookup unit 333 and video data reading unit 334.
Play position acquiring unit 331, for obtaining the play position in the online play instruction of video.
In the present embodiment, after knowing that currently triggering the video that is played online is once downloaded, play position
Acquiring unit 331 will acquire the current video that carries out by the online play instruction of video and play corresponding play position online.
Reading position acquiring unit 332, for the reading position according to play position in corresponding download file is obtained.
In the present embodiment, the reading position downloaded in file refers to video data needed for play position in file is downloaded
Skew.
Segment lookup unit 333, for searching logic section where obtaining reading position by progress configuration file.
In the present embodiment, download file includes logic section and the physical segment associated with logic section, and logic
Relevant information corresponding to segmentation and physical segment is then written into progress configuration file.
Specifically, being logically segmented during being downloaded to downloading file, file will be downloaded from patrolling
Some sections are equally divided on volume, obtains several logic sections, in a preferred embodiment, each download file contains three
Individual logic section.The write-in that the physical segment that file is included then is used to carry out real data is downloaded, in a preferred embodiment,
It is normally carried out downloading resulting download file by containing a physical segment, that is to say, that the main body of a court verdict obtained by the download
Part only includes a physical segment.
Have recorded in progress configuration file each logic section original position and end position, download file in under
The video data of position and write-in is carried whether in the medium information of master file, in order to be downloaded determining for video data in file
Position and next time use when starting downloading task.
Segment lookup unit 333 according to reading position compare in progress configuration file the logic section original position that records and
End position, to position logic section where reading position.
Video data reading unit 334, for according to the corresponding relation between logic section and physical segment, being divided by logic
Section obtains video data corresponding with reading position in respective physical segmentation.
It is to be mutually related due to downloading logic section and physical segment in file, according to logic section in the present embodiment
In position can position relevant position in physical segment, therefore, video data reading unit 334 will according to logic section and
Corresponding relation between physical segment and the logic section according to where reading position obtain the relevant position in wherein physical segment,
And then the reading of video data is carried out using the position as starting.
As shown in Figure 10, in one embodiment, video data reading unit 334 includes downloading data judgment sub-unit
3341st, it is single that reading unit 3342, logic section establishment subelement 3343, skew judgment sub-unit 3344, the newly-built son of segmentation are downloaded
Member 3345, download write-in subelement 3346 and segment data reading subelement 3347.
Downloading data judgment sub-unit 3341, position in being segmented for decision logic where reading position whether under
Video data is carried, if it has, then notice, which is downloaded, reads subelement 3342, if it has not, then notification logic segmentation creates subelement
3343。
In the present embodiment, downloading data judgment sub-unit 3341 logic section and progress according to where reading position is matched somebody with somebody
The download location recorded in file is put, judges whether the position in the logic section where reading position has carried out video data
Download, if it has, then explanation can directly take the video data downloaded, if it has not, then needing using reading position to originate
The download of video data is carried out, is played online so as to read the video data progress video obtained by downloading.
Download and read subelement 3342, for being obtained reading position according to the corresponding relation between logic section and physical segment
Physical segment corresponding to logic section where putting, read to obtain the video counts using reading position as starting by corresponding physical segment
According to, and as the subsequent video data carried out backward from reading position downloads the video data for reading and downloading and obtaining.
, will after the position where reading position in determining logic section foradownloaded video data in the present embodiment
There is two kinds of possibilities, i.e.,：All video datas of the file using the position where reading position as starting are downloaded to have completed
Download, and all video datas downloaded in file using the position where reading position as starting are only downloaded by part and may
Occur, therefore, will also be to laggard when reading to obtain using reading position for the video data originated by corresponding physical segment
Row, which is downloaded, to be checked, and downloads the current video data do not downloaded.
Logic section creating unit 3343, for using reading position as a file logic section.
In the present embodiment, when not having foradownloaded video data in the position where reading position in determining logic section,
Logic section creating unit 3343 is by using the reading position logic section new as file is played, accordingly, this new logic point
Original position and end position corresponding to section will be written into progress configuration file.
Offset judgment sub-unit 3344, the starting location offset of the logic section for determining whether to create it is current under
Whether the video data of load reaches limit value, if it has, then notice is segmented newly-built subelement 3345, if it has not, then notice download is write
Enter subelement 3346.
In the present embodiment, if the video data that the starting location offset for determining the logic section of establishment has currently been downloaded reaches
Limit value is arrived, then the current video data downloaded of explanation differs farther out with the original position of logic section, therefore, will be by offseting
3344 newly-built new physical segments of judgment sub-unit, downloaded with starting in new physical segment, by the video counts of download
According to the new physical segment of write-in, wherein, the limit value can be 1,000,000.
Newly-built subelement 3345 is segmented, for newly-built physical segment corresponding with logic section that is creating, by regarding for download
Frequency is according to the newly-built physical segment of write-in.
In the present embodiment, by using physical segment to downloading file, and several logic sections are logically divided into,
For the video carried out in real time plays online, big file is jumped to, i.e., original physical segment aft section write-in video counts
According to that will take considerable time, therefore, this problem is avoided by newly-built physical segment, played online with further speeding up video
Buffer speed, reduce time-consuming.
Several physical segments are placed in by the video data obtained by this mode, and are not a complete lower published article
Physical segment corresponding to part, therefore, it will trigger and be downloaded in the video, to several when creating corresponding downloading task
Physical segment merges.
If the video is not downloaded, without corresponding downloading task, then start bit in this newly-built physical segment is judged
Put and merge threshold value relative to whether the offset distance of original physical segment is less than, the newly-built physical segment is completed if so, then downloading
Directly carry out merging with original physical segment afterwards, if it is not, then merge after video playback terminates.
Write-in subelement 3346 is downloaded, for the physical segment where the video data write-in download file by download.
In the present embodiment, in the video data that the starting location offset for the logic section for determining establishment has currently been downloaded not
When reaching limit value, download write-in subelement 3346 and the video data of download is write into original physical segment, that is, download file place
Physical segment in.
Segment data reads subelement 3347, for being read as the physical segment where newly-built physical segment or download file
Take the video data using reading position as starting.
In the present embodiment, with writing for the video data for downloading to obtain in newly-built physical segment or original physical segment
Enter, segment data reads subelement 3347 and will regarded by newly-built physical segment or original physical segment by starting of reading position
The reading of frequency evidence.
Pass through mode as described above so that user plays and is able to by under online in the video that mobile device is carried out
The video data of load, so the video data having downloaded and video data persistently download by way of accelerate video and broadcast online
Buffering progress during putting, effectively reduce the stand-by period that user watches video.
In one embodiment, video acquisition instruction is video download instruction, as described above to be multiplexed acquiring unit 30 also
For extracting the video address in the online play instruction of video, obtained according to video address by the video data of local
Corresponding video cache data, using video cache data as the video multiplex data for carrying out video download.
In the present embodiment, video download instruction carries out the instruction that triggers of video download, the video download instruction by user
Triggered during carrying out video and playing online, for example, during the ongoing video of mobile device institute plays online, if
This video of user's want to save, then it will trigger to click in the interface of video playback and download, to trigger video download instruction, now
This video video cache data caused by broadcasting online will be multiplexed so that download progress jumps to video cache data reality
The amount cached, and then speed of download is improved, save the electricity of network traffics and mobile device.
Further, aforesaid operations performs device 50 is additionally operable to be multiplexed obtained video cache data progress video and download to refer to
The triggered down operation of order.
In one embodiment, aforesaid operations performs device 50 is further used for newly-built downloading task, with video cache number
Downloading task is performed according to for starting, and the video data for performing downloading task and obtaining is write as starting using video cache data.
In the present embodiment, when triggering video download instruction, performs device 50 is operated by newly-built downloading task, and existing
Video cache data basis is to perform the downloading task of video.
By processing system for video as described above, video cache and the multiplexing function of downloading are realized, changes caching
Video data and download each incoherent present situation of video data, for same video source, play video when will
The caching of video data is carried out, i.e., video cache data are stored in local, for meeting that user is quickly played to specific bit
The demand put, or used when playing next time, and if download behavior is now initiated, then using the video counts cached
According to that is, video cache data carry out video downloading operation, considerably reduce the excessive repeated downloads of video data；Accordingly,
If user has first initiated the download of a video, download simultaneously or user is played by same video address after the completion of download
During the video, direct multiplexing is being downloaded or downloaded the video data of completion, without being drawn again from internet
Video data is taken, to be directly and quickly supplied to user to watch, saves Internet resources and stand-by period to the full extent.
Figure 10 is the module map for the computer system 1000 that can realize the embodiment of the present invention.The computer system 1000
The simply example of a computer environment for being applied to the present invention, it is impossible to be considered to propose appointing to the use range of the present invention
What is limited.Computer system 1000 can not be construed to need to rely on or the exemplary computer system 1000 with diagram
One or more of part combination.
The computer system 1000 shown in Figure 10 is the example of a computer system for being suitable for the present invention.Have
Other frameworks of different sub-systems configuration can also use.Such as there are big well known desktop computer, notebook, individual digital to help
The similar devices such as reason, smart phone, tablet personal computer, portable electronic device, set top box go for some of the present invention
Embodiment.But it is not limited to equipment enumerated above.
As shown in Figure 10, computer system 1000 includes processor 1010, memory 1020 and system bus 1022.Including
Various system components including memory 1020 and processor 1010 are connected on system bus 1022.Processor 1010 is one
For performing the hardware of computer program instructions by arithmetic sum logical operation basic in computer system.Memory 1020
It is one to be used to temporarily or permanently store calculation procedure or the physical equipment of data (for example, program state information).System is total
Line 1020 can be any one in the bus structures of following several types, including memory bus or storage control, outer
If bus and local bus.Processor 1010 and memory 1020 can enter row data communication by system bus 1022.Wherein
Memory 1020 includes read-only storage (ROM) or flash memory (being all not shown in figure), and random access memory (RAM), RAM
Typically refer to be loaded with the main storage of operating system and application program.
Computer system 1000 also includes display interface 1030 (for example, graphics processing unit), (example of display device 1040
Such as, liquid crystal display), COBBAIF 1050 (for example, sound card) and audio frequency apparatus 1060 (for example, loudspeaker).Display device
1040 and audio frequency apparatus 1060 be media device for experiencing content of multimedia.
Computer system 1000 generally comprises a storage device 1070.Storage device 1070 can from a variety of computers
To read to select in medium, computer-readable medium refers to any available medium that can be accessed by computer system 1000,
Including mobile and fixed two media.For example, computer-readable medium includes but is not limited to, flash memory (miniature SD
Card), CD-ROM, digital versatile disc (DVD) or other optical disc storages, cassette, tape, disk storage or other magnetic storages are set
It is standby, or available for any other medium that stores information needed and can be accessed by computer system 1000.
Computer system 1000 also includes input unit 1080 and input interface 1090 (for example, I/O control).User can
So that by input unit 1080, such as the touch panel equipment in keyboard, mouse, display device 1040, input instruction and information arrive
In computer system 1000.Input unit 1080 is connected on system bus 1022 typically by input interface 1090, but
It can also be connected by other interfaces or bus structures, such as USB (USB).
Computer system 1000 can carry out logic with one or more network equipment in a network environment and be connected.Network is set
Standby can be PC, server, router, smart phone, tablet personal computer or other common network nodes.Department of computer science
System 1000 is connected by LAN (LAN) interface 1100 or mobile comm unit 1110 with the network equipment.LAN (LAN)
Refer in finite region, for example, family, school, computer laboratory or the office building using the network media, interconnection composition
Computer network.WiFi and twisted-pair feeder wiring Ethernet are two kinds of technologies of the most frequently used structure LAN.WiFi is a kind of
The swapping data of computer system 1000 can be made or the technology of wireless network is connected to by radio wave.Mobile comm unit
1110 are answered and are called by radio communication diagram while being moved in a wide geographic area.Except logical
Beyond words, mobile comm unit 1110 is also supported to carry out in 2G, 3G or the 4G cellular communication system for providing mobile data service
Internet access.
It is as detailed above, it can perform suitable for the present invention computer system 1000 and above-mentioned realize Video processing side
The assigned operation of method.The shape for the software instruction that computer system 1000 is operated in computer-readable medium by processor 1010
Formula performs these operations.These software instructions can be set from storage device 1070 or by lan interfaces 1100 from another
It is standby to be read into memory 1020.The software instruction being stored in memory 1020 is so that processor 1010 performs above-mentioned realization
The method of application program capacity analysis.In addition, also can equally it be realized by hardware circuit or hardware circuit combination software instruction
The present invention.Therefore, realize that the present invention is not limited to the combination of any specific hardware circuit and software.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (18)
1. a kind of method for processing video frequency, comprises the following steps：
Obtain video acquisition instruction；
When video acquisition instruction play instruction online for video, extract to obtain user from the online play instruction of the video
Triggering plays the video address of video；
Judge that the video address whether there is corresponding downloading task, if it has, then
The downloading task is obtained in local video data and is downloading resulting download file；
Corresponding video data are read from the download file according to the play position in the online play instruction of the video, will
The video multiplex data that the video data plays online as progress video；
The operation specified in the video acquisition instruction is performed by the video multiplex data.
2. according to the method for claim 1, it is characterised in that described to perform the video by the video multiplex data
The step of obtaining the operation specified in instruction includes：
The video specified in the video data execution online play instruction of video read by download file is multiplexed to play online
Operation.
3. according to the method for claim 1, it is characterised in that methods described also includes：
If determining the video address is not present corresponding downloading task, further determine whether the video be present
Progress configuration file corresponding to address, if it has, then
The download file corresponding to progress configuration file described in local video data is obtained, if it has not, under then establishing and start
Load task, obtain downloading task and downloading resulting download file.
4. according to the method for claim 1, it is characterised in that the broadcasting in the online play instruction according to the video
The step of corresponding video data are read in position from the download file includes：
Obtain the play position in the online play instruction of the video；
The corresponding reading position downloaded in file is obtained according to the play position；
Logic section where obtaining the reading position is searched by progress configuration file；
According to the corresponding relation between logic section and physical segment, by the logic section obtain in respective physical segmentation with institute
State the corresponding video data of reading position.
5. according to the method for claim 4, it is characterised in that the correspondence according between logic section and physical segment
Relation, the step of obtaining corresponding with reading position video data in respective physical segmentation by the logic section, wrap
Include：
Judge position in the logic section where reading position whether foradownloaded video data, if it has, then
Thing corresponding to the logic section according to where the corresponding relation between logic section and physical segment obtains the reading position
Reason segmentation, read to obtain using the reading position for the video data that originates by the corresponding physical segment, and with from institute
State the subsequent video data that reading position is carried out backward and download the video data for reading and downloading and obtaining.
6. according to the method for claim 5, it is characterised in that the correspondence according between logic section and physical segment
Relation, the step of obtaining corresponding with reading position video data in respective physical segmentation by the logic section, also wrap
Include：
If determining the non-foradownloaded video data in position in the logic section where reading position, using reading position as starting
Create logic section；
Determine whether the video data that the starting location offset of the logic section of the establishment has currently been downloaded reaches limit
Value, if it has, then newly-built physical segment corresponding with the logic section of the establishment, newly-built by the video data write-in of download
Physical segment, if it has not, then
By the physical segment where the video data write-in download file of download；
Read as the physical segment where the newly-built physical segment or the download file using the reading position as starting
Video data.
7. according to the method for claim 1, it is characterised in that methods described also includes：
When video acquisition instruction is video download instruction, the video address in the video download instruction is extracted,
According to the video address by local video data obtain corresponding to video cache data, by the video cache number
According to as the video multiplex data for carrying out video download.
8. according to the method for claim 7, it is characterised in that described to perform the video by the video multiplex data
The step of obtaining the operation specified in instruction includes：
It is multiplexed obtained video cache data and performs the down operation that the video download instruction is triggered.
9. according to the method for claim 8, it is characterised in that described be multiplexed described in obtained video cache data execution regards
The step of down operation that frequency download instruction is triggered, includes：
Newly-built downloading task, using the video cache data as starting perform downloading task, and using the video cache data as
Starting write-in performs the video data that the downloading task obtains.
A kind of 10. processing system for video, it is characterised in that including：
Acquisition device is instructed, for obtaining video acquisition instruction；
Be multiplexed acquisition device, for when video acquisition instruction for video online play instruction when, according to the video acquisition
The video address included in instruction obtains corresponding video multiplex data by the video data of local；
Performs device is operated, for performing the operation specified in the video acquisition instruction by the video multiplex data；
The multiplexing acquisition device includes：
Download process module, for extracting the video address in the online play instruction of the video, obtain local video number
It is corresponding with the video address in download file；
Downloading data read module, for being downloaded according to the play position in the online play instruction of the video from described in file
Corresponding video data are read, the video multiplex data that the video data is played online as progress video；
The download process module includes：
Address extraction unit, for extracting to obtain the video place of user's triggering broadcasting video from the online play instruction of the video
Address；
Task judging unit, for judging that the video address whether there is corresponding downloading task, if it has, then notice
Download file obtaining unit；
The file obtaining unit of downloading is being downloaded for obtaining the downloading task in the local video data
Resulting download file.
11. system according to claim 10, it is characterised in that the operation performs device is additionally operable to multiplexing by lower published article
The video data that part is read performs the online play operation of video specified in the online play instruction of video.
12. system according to claim 10, it is characterised in that the download process module also includes：
Judging unit is downloaded, if under determining the video address in the absence of corresponding to for the task judging unit
Load task, then further determine whether progress configuration file corresponding to the video address be present, if it has, then obtaining logical
Downloaded file acquiring unit is known, if it is otherwise, notifying newly-built download unit；
The downloaded file acquiring unit is used to obtain the download corresponding to progress configuration file described in local video data
File；
The newly-built download unit is used to establish and start downloading task, obtains downloading task and is downloading resulting lower published article
Part.
13. system according to claim 10, it is characterised in that the downloading data read module includes：
Play position acquiring unit, for obtaining the play position in the online play instruction of the video；
Reading position acquiring unit, for obtaining the corresponding reading position downloaded in file according to the play position；
Segment lookup unit, for searching logic section where obtaining the reading position by progress configuration file；
Video data reading unit, for according to the corresponding relation between logic section and physical segment, by the logic section
Obtain video data corresponding with the reading position in respective physical segmentation.
14. system according to claim 13, it is characterised in that the video data reading unit includes：
Downloading data judgment sub-unit, regarded for judging whether the position in the logic section where reading position has downloaded
Frequency evidence, if it has, then notice, which is downloaded, reads subelement；
Described download reads subelement for obtaining the reading position according to the corresponding relation between logic section and physical segment
Physical segment corresponding to logic section where putting, read to obtain using the reading position as starting by the corresponding physical segment
Video data, and as the subsequent video data that is carried out backward from the reading position downloads the video counts for reading and downloading and obtaining
According to.
15. system according to claim 14, it is characterised in that the video data reading unit also includes：
Logic section creates subelement, is read if being determined for the judgment sub-unit of downloading data in the logic section
The non-foradownloaded video data in position where position, then using reading position as a file logic section；
Judgment sub-unit is offset, has currently been downloaded for determining whether the starting location offset of logic section of the establishment
Whether video data reaches limit value, if it has, then notice is segmented newly-built subelement, if it has not, then notice downloads write-in subelement；
The newly-built subelement of segmentation is used for newly-built physical segment corresponding with the logic section of the establishment, by the video of download
Data write newly-built physical segment；
The write-in subelement of downloading is used for the physical segment where the video data write-in download file of download；
Segment data reads subelement, for being read as the physical segment where the newly-built physical segment or the download file
Take the video data using the reading position as starting.
16. system according to claim 10, it is characterised in that when video acquisition instruction is video download instruction
When, the multiplexing acquisition device is additionally operable to extract the video address in the online play instruction of the video, is regarded according to described
Frequency address obtains corresponding video cache data by the video data of local, using the video cache data as progress
The video multiplex data that video is downloaded.
17. system according to claim 16, it is characterised in that it is described operation performs device be additionally operable to multiplexing obtain regard
Frequently the data cached down operation for carrying out the video download instruction and being triggered.
18. system according to claim 17, it is characterised in that the operation performs device is further used for newly-built download
Task, downloading task is performed by starting of the video cache data, and performed by starting write-in of the video cache data
The video data that the downloading task obtains.
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| CN201410193800.XA CN104601535B (en) | 2014-05-08 | 2014-05-08 | Method for processing video frequency and system |
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| CN105516828A (en) * | 2015-12-14 | 2016-04-20 | 成都易瞳科技有限公司 | Method and device for downloading video |
| CN105592166A (en) * | 2016-03-07 | 2016-05-18 | 福建宏天信息产业有限公司 | HTML5 video file persistent processing method and HTML5 video file persistent processing system of mobile platform |
| CN107911712B (en) * | 2017-11-30 | 2020-10-09 | 歌尔科技有限公司 | Data buffering method and electronic equipment |
| CN110012344A (en) * | 2019-02-25 | 2019-07-12 | 努比亚技术有限公司 | A kind of method for downloading video, terminal and computer readable storage medium |
| CN113038245B (en) * | 2019-12-24 | 2023-07-21 | 瑞昱半导体股份有限公司 | Multimedia content playing device and multimedia content playing method |
| CN113163226B (en) * | 2021-03-26 | 2023-04-07 | 维沃移动通信有限公司 | Media file playing method and device, electronic equipment, server and medium |
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