CN101345852A - Method and system for choosing and playing on-line video fragment - Google Patents
Method and system for choosing and playing on-line video fragment Download PDFInfo
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- CN101345852A CN101345852A CNA2008100981219A CN200810098121A CN101345852A CN 101345852 A CN101345852 A CN 101345852A CN A2008100981219 A CNA2008100981219 A CN A2008100981219A CN 200810098121 A CN200810098121 A CN 200810098121A CN 101345852 A CN101345852 A CN 101345852A
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Abstract
An online video fragment broadcasting method includes: setting the fragment time point of video files; acquiring buffering data taking each fragment time point as initiation points; displaying the acquired buffering data, for selection of users; playing the video content starting from the corresponding fragment time point of the buffering data according to the selected buffering data of users. The embodiment of the present invention directly provides a certain number of video fragments (including pictures or part of video contents) to users by automatically setting the fragment time point, so that the users can select the required starting time point of the video fragment by an intuitive mode (such as viewing the actual content of the video screen). Compared with the conventional mode, the present invention can avoid the waste of network transmission resource caused by invalidation dragging of the progress bar.
Description
Technical field
The present invention relates to the internet video technical field of information processing, particularly relate to a kind of the Internet Online Video fragment and select broadcasting method and system.
Background technology
Along with Internet development, the user carries out the demand that Online Video watches on network also more and more, various video-on-demand service also emerge in an endless stream, by this type of service, any video content of watching is wanted oneself in user's program request at any time, and do not need can only be passive as traditional TV the listing according to TV station select to watch.
The user is online when watching video, under a lot of situations, may not need to watch complete video content, and only need watch some fragments wherein.For example, the user knows that a certain fragment of a film (or certain TV programme) is very excellent, and only wants to watch this partial content.In order to satisfy the demand of user, conventional video VOD in the Internet (Video on demand) program request platform, in video display process, mostly can be by dragging the playing progress bar of screen below, select the play time of video, so that corresponding video segment to be provided to the user.
But generally in whole video where user and not knowing oneself wants the video segment watched should be, also just can't accurately progress bar be dragged to the relevant position plays, can only drag progress bar in planless one side, watch video content on one side, to determine whether current point in time is the content that oneself need watch, the user may need the location of content that progress bar just can find oneself needs that drags repeatedly like this.
There is tangible technological deficiency in aforesaid way: at first, the user need spend the operation of than the long time, repeatedly adjusting progress bar just can find required video segment, and efficient is lower; Secondly, under existing network transfer speeds, because Online Video belongs to real-time download and browses, so the user drags progress bar at every turn, the buffered data before all can causing is invalid, and need download the video data of current progress bar correspondence again, therefore, all can there be certain buffer time section in each progress bar of adjusting, delays user's browsing time, reduces user experience; Moreover, adjust in the process that progress bar obtains required video segment the user, owing to can't once just find required precise time point, therefore generally all can there be the download of invalid video data, thereby increases taking and wasting of network transmission resource.
In a word, the current those skilled in the art of needs are urgent, and a technical problem that solves is exactly: how can creationary proposition a kind ofly satisfy user's the demand, make the user carry out the solution that the fragment choosing is broadcast at Online Video.
Summary of the invention
Embodiment of the invention technical problem to be solved provides a kind ofly can carry out the method and system that fragment choosing is broadcast at Online Video, to satisfy the program request demand of user to video segment, improves user's program request efficient, reduces taking of network transmission resource.
In order to address the above problem, the invention discloses a kind of Online Video fragment and select broadcasting method, can comprise: the fragment time point that video file is set; Obtain with the fragment time point is the buffered data of starting point; Show the buffered data that is obtained, select for the user; According to the buffered data that the user selects, play the video content that begins from described buffered data respective segments time point.
Preferably, the fragment time point of video file can be set in the following manner:, corresponding fragment time point is set automatically at a video file according to presetting rule.Described rule can for: set in advance the number of fragments that video file need be divided, determine the fragment time point according to number of fragments; Perhaps, described rule also can for: set in advance the fragment length that video file need be divided, determine the fragment time point according to fragment length.
Preferably, the fragment time point of video file can be set in the following manner also: receive field feedback, described feedback information comprises the time point at a video file; The time point that meets first predetermined condition is set to the fragment time point of this video file.
Preferably, described first predetermined condition can for: the quantity that comprises the described feedback information of same time point surpasses certain threshold value.
Preferably, when described field feedback also comprised the text reviews of the video content that begins at described time point, then described method can also comprise: show the corresponding text reviews information of fragment time point.
The fragment time point of video file preferably, also can be set in the following manner: gather user's operation information to the progress bar of video player when browsing a video file by video player; According to the time point information of described operation information acquisition user to progress bar at this video file; The time point that meets second predetermined condition is set to the fragment time point of this video file.
Preferably, described second predetermined condition can surpass the number of users of certain threshold value for: statistics begins browsing video file and browsing time from same time point, and this number of users surpasses certain threshold value.
Preferably, described buffered data at the fragment time point is a video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point.
Preferably, described method can also comprise: when described fragment time point when being a plurality of, download the one section video data that begins from each fragment time point in advance, when the user selects a buffered data, begin to play the video data of described pre-download, and after this pre-one section video data downloading, begin to continue to download.
According to another embodiment of the present invention, also disclose a kind of Online Video fragment and selected broadcast system, comprising:
Time point is provided with the unit, is used to be provided with the fragment time point of video file;
The buffered data acquiring unit, being used to obtain with the fragment time point is the buffered data of starting point;
Display unit is used to show the buffered data that is obtained, and selects for the user;
Broadcast unit is used to play the video content that the fragment time point of the buffered data correspondence of selecting from the user begins.
Preferably, the unit is set described time point and the buffered data acquiring unit is positioned at server end, and described display unit and broadcast unit are positioned at client.
Preferably, described time point is provided with the unit and may further include: rule base is used to store the time point that presets rule is set; The video file processing module is used for according to described time point rule being set, and at a video file corresponding fragment time point is set.
Preferably, described time point is provided with rule and is: set in advance the number of fragments that video file need be divided, determine the fragment time point according to number of fragments; Perhaps, described time point is provided with rule and is: set in advance the fragment length that video file need be divided, determine the fragment time point according to fragment length.
Preferably, described time point is provided with the unit and may further include: feedback module, be used to receive field feedback, and described feedback information comprises the time point at a video file; The screening module, the time point that is used for meeting first predetermined condition is set to the fragment time point of this video file.
Preferably, described first predetermined condition is: the quantity that comprises the described feedback information of same time point surpasses certain threshold value.
Preferably, described time point is provided with the unit and also may further include: acquisition module, when being used to gather the user and browsing a video file by video player to the operation information of the progress bar of video player; The time point acquisition module is used for the time point information at this video file according to described operation information acquisition user to progress bar; The screening module, the time point that is used for meeting second predetermined condition is set to the fragment time point of this video file.
Preferably, described second predetermined condition is: statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.
Preferably, described system can also comprise: pre-download unit is used for before user's selection, downloading the one section video data that begins from each fragment time point when described fragment time point when being a plurality of in advance; Continue download unit, the fragment time point that is used for the buffered data correspondence selected from the user begins after the pre-one section video data downloading of institute continuation foradownloaded video data.
Preferably, described buffered data at the fragment time point is a video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point.
According to another embodiment of the present invention, a kind of server end that the choosing of Online Video fragment is broadcast that is used for is also disclosed, comprising:
The server end time point is provided with the unit, is used to be provided with the fragment time point of video file;
Server end buffered data acquiring unit, being used to obtain with the fragment time point is the buffered data of starting point;
The server end communication unit is used for according to client-requested, returns corresponding video data, and described video data comprises described buffered data.
Preferably, described server end time point is provided with the unit and may further include: rule base is used to store the time point that presets rule is set; The video file processing module is used for according to described time point rule being set, and at a video file corresponding fragment time point is set.
Preferably, described time point is provided with rule and is: set in advance the number of fragments that video file need be divided, determine the fragment time point according to number of fragments; Perhaps, described time point is provided with rule and is: set in advance the fragment length that video file need be divided, determine the fragment time point according to fragment length.
Preferably, described server end time point is provided with the unit and also may further include: feedback module, be used to receive field feedback, and described feedback information comprises the time point at a video file; The screening module, the fragment time point that is used for meeting first predetermined condition is set to the time point of this video file.
Preferably, described first predetermined condition is: the quantity that comprises the described feedback information of same time point surpasses certain threshold value.
Preferably, described server end time point is provided with the unit and also may further include: acquisition module, when being used to gather the user and browsing a video file by video player to the operation information of the progress bar of video player; The time point acquisition module is used for the time point information at this video file according to described operation information acquisition user to progress bar; The screening module, the time point that is used for meeting second predetermined condition is set to the fragment time point of this video file.
Preferably, described second predetermined condition is: statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.
Preferably, described buffered data at the fragment time point is a video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point.
According to another embodiment of the present invention, a kind of client that the choosing of Online Video fragment is broadcast that is used for is also disclosed, comprising:
Client buffer data download unit, being used for the request server end, to return a video file be the buffered data of starting point with the fragment time point;
The client shows unit is used to show described buffered data, selects for the user;
The client terminal playing unit is used to play the video content that the fragment time point of the buffered data correspondence of selecting from the user begins.
Preferably, described client can also comprise: the pre-download unit of client is used for before the user selects, downloading the one section video data that begins from each fragment time point when described fragment time point when being a plurality of in advance; Client continues download unit, and the fragment time point that is used for the buffered data correspondence selected from the user begins after the pre-one section video data downloading of institute continuation foradownloaded video data.
Preferably, described buffered data at the fragment time point is a video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point.
The embodiment of the invention is by being provided with the fragment time point automatically, the video segment (comprising picture or partial video content) of some directly is provided to the user, makes that the user can be by the mode intuitively actual content of video pictures (as check) the required video segment start time point of selection.The present invention drags the mode that progress bar carries out the sheet segment search than traditional passing through, can help the user to find more fast and accurately to want the video content watched, saved user time, can bring better user experience, and can avoid owing to the invalid network transmission resource that causes that drags of progress bar is wasted.
Description of drawings
Fig. 1 is the flow chart of steps that a kind of Online Video fragment that the embodiment of the invention provides is selected broadcasting method;
Fig. 2 is the schematic diagram that a kind of user video fragment that the embodiment of the invention provides is selected the interface;
Fig. 3 is the structured flowchart that a kind of Online Video fragment that the embodiment of the invention provides is selected broadcast system;
Fig. 4 is that a kind of Online Video fragment that is used for that the embodiment of the invention provides is selected the server end structured flowchart of broadcasting;
Fig. 5 is that a kind of Online Video fragment that is used for that the embodiment of the invention provides is selected the client terminal structure block diagram of broadcasting.
Embodiment
For above-mentioned purpose, the feature and advantage that make the embodiment of the invention can become apparent more, the embodiment of the invention is described in further detail below in conjunction with the drawings and specific embodiments.
The embodiment of the invention can be used in numerous general or special purpose computingasystem environment or the configuration.For example: personal computer, server computer, handheld device or portable set, plate equipment, multicomputer system comprise distributed computing environment (DCE) of above any system or equipment or the like.
The embodiment of the invention can be described in the general context of the computer executable instructions of being carried out by computer, for example program module.Usually, program module comprises the routine carrying out particular task or realize particular abstract, program, object, assembly, data structure or the like.Also can in distributed computing environment (DCE), put into practice the present invention, in these distributed computing environment (DCE), by by communication network connected teleprocessing equipment execute the task.In distributed computing environment (DCE), program module can be arranged in the local and remote computer-readable storage medium that comprises memory device.
With reference to Fig. 1, a kind of Online Video fragment that showing the embodiment of the invention provides is selected broadcasting method, comprising:
For how at video file required fragment time point to be set, the present invention does not need to be limited, and those skilled in the art can adopt various feasible technical schemes, and the present invention will specify in the back for example.Certainly, step 101 also can adopt the mode that is provided with manually to finish, and perhaps part adopts computer to be provided with automatically, and part adopts the mode that manually is provided with.
The video file of most of forms mainly is made up of following three parts: file header, frame data and index, wherein file header has been described the overall information of this video file, as medium type, the wide height of playing total duration, maximal rate, video image, frame number, whether information such as index are arranged; Frame data have occupied the major part of file, and it has comprised the data of a plurality of videos and audio frame; Index is equivalent to a catalogue, it has mainly preserved the timestamp of each frame and it corresponding relation of position hereof, so that realize random access capabilities to data in the video file, by this index, can find certain time point the byte position of corresponding frame of video.
Set (one or more fragment time points can be set) behind the fragment time point by step 101, for each fragment time point, can from described index, search the corresponding relation of timestamp and its memory location in video file, obtain the buffered data of fragment time point correspondence according to this corresponding relation.Described is the video requency frame data (for example, the current frame data of fragment time point correspondence, the i.e. picture of a frame of video) that the buffered data of starting point can comprise fragment time point correspondence with the fragment time point; Or a plurality of video requency frame datas (as one section video of 5 seconds) that begin from this fragment time point.
In a word, the present invention can show the corresponding frame of video picture of each fragment time point to the user, selects for the user; Also can show one section video that begins from this fragment time point, select for the user to the user, when showing, because this section video length is limited, but this section of repeat playing video.
Under existing Network Transmission condition, experience in order to guarantee the real-time that user video is browsed, step 101 and 102 can be finished in advance, and the video that obtains of storage or video requency frame data and corresponding fragment time point thereof are to the server end database, so that the subscription client real-time calling.
Need to prove, divide the result at the fragment time point of certain video file and in concrete the application, might occur changing, for example increase, replace, delete time point or the like, need to upgrade the data of being stored in the above-mentioned server end database this moment.For example,, then obtain corresponding video or video requency frame data, be stored to together in the database if added new fragment time point; Perhaps, the invalid former data-base recording of deletion.
The buffered data that step 103, displaying are obtained is selected for the user.
Preferably, except showing the video pictures relevant obtained or one section video requency frame data, select, can also show the specifying information of this fragment time point, perhaps relevant text reviews or description with this fragment time point in order to help the user with the fragment time point.The interface that comprises step 103 exhibition information can be called user oriented video segment and select the interface.
Step 103 can not carried out before video file is play, and selected required video segment for the user; Step 103 also can be carried out in the video file playing process, selects or the converting video fragment for the user.
The buffered data that step 104, reception user select is play the video content that begins from described buffered data respective segments time point.Certainly, the present invention does not need to be limited when finishing to play.
After the user selects a video segment time point, can begin the foradownloaded video data from this frame of video, the content of displaying video according to the corresponding frame of video of this fragment time point of the index search position of video file.
Preferably, when showing that fragment selects interface for users to select, when described fragment time point is a plurality of, before the still non-selected fragment time point of user, can download the data content of the certain hour length that begins from each fragment time point in advance, when the user selects some buffered datas to begin to play, owing to downloaded the data content of certain hour length in advance, then can begin immediately to play, and after this user-selected fragment time point has begun in advance data downloaded, continue the foradownloaded video data and get final product.
For example, a video is provided with 4 fragment time point a, b, c and d, when this video of user's program request enters fragment selection interface, then begin to download a, b, c and 4 fragment time points of the d correspondence position data content in 5 initial seconds immediately, select to represent the video pictures of fragment time point c as the user, then can begin to play data downloaded content in advance immediately at fragment time point c, and begin simultaneously to download from fragment time point c and begin data content after 5 seconds, thereby the minimizing period of reservation of number brings better user experience.
With reference to Fig. 2, show the schematic diagram that a kind of user video fragment is selected interface 200, Fig. 2 has simply described some information that video segment selects interface 200 to be comprised.The front cover picture that video segment selects the first half at interface 200 to be mainly used in the current video file of showing that the user points to introduces 201 and content character introduction 202, video segment selects the latter half at interface 200 mainly to comprise 4 fragment time point windows 203 and the corresponding character introduction window 204 of each fragment time point, fragment time point window 203 can be used to show each fragment time point and buffered data thereof, and character introduction window 204 can be used to show the related text introduction of each fragment time point.For example, the user clicks any in the fragment time point window 203, just can begin to browse from the corresponding fragment time point of this window.
Specify several technical schemes that the fragment time point is set automatically below respectively for example.
Scheme 1
This programme can be provided with the fragment time point of video file in the following manner: according to presetting rule, at a video file corresponding fragment time point is set automatically.This programme can be preset various feasible division rules, automatically video file is carried out the setting of fragment time point.
For example, described rule can for: set in advance the number of fragments that each video need be divided, determine each fragment time point (can be as accurate as second) according to number of fragments.Concrete as: set in advance each video and divide 9 fragments, film of 90 minutes then, can on average be set to 10 minutes the blanking time between each fragment time point, then respectively 0 ' 00 ", 10 ' 00 ", 20 ' 00 " ... 80 ' 00 " the required buffered data of time point intercepting.Preferably, can also add some rules, for example the video playback duration 30 minutes with interior, 3 fragments are set automatically; Playing duration was provided with 6 fragments automatically at 30 to 60 minutes; More than 60 minutes, 9 fragments are set automatically.
Again for example, described rule can for: set in advance the length of each fragment, and do not limit its quantity.Concrete as: setting in advance each fragment length is 9 minutes, and then playing duration is 45 minutes a video file, just can be divided into 5 fragments, thereby the start time point of each fragment is defined as required fragment time point.Preferably, can also add some rules: the video data of dividing a default fragment length of the remaining less than in back can be used as a fragment.For example, supposing to set in advance each fragment length is 9 minutes, and then playing duration is 50 minutes a video file, can be divided into 6 fragments, and wherein preceding 5 fragments are 9 minutes, and last fragment is 5 minutes.Need to prove, the division of indication of the present invention can be that in logic division (promptly is provided with the fragment time point of video, and video file has only one physically), also can be physically video file to be divided into a plurality of fragment video files according to the fragment time point.
Preferably, this programme can also be provided with interaction platform and be used to collect the evaluation of user to each fragment of being divided, assay situation then, the start time point of fragment that evaluation of estimate is higher than certain threshold value is used to upgrade the fragment time point at this video file as the fragment time point.
Scheme 2
This programme can be provided with the fragment time point of video file in the following manner: receive field feedback, described feedback information comprises the time point at a video file; The time point that meets certain condition is set to the fragment time point of this video file.Concrete, can collect the time point that each user provides, the time point that wherein meets first predetermined condition then is set to the fragment time point of this video file.Wherein said first predetermined condition can be set up on their own according to practical situations by those skilled in the art, can obtain suitable fragment time point and get final product, and the present invention need not specifically to be limited.For example described first predetermined condition can be set at, and comprises that the quantity of the described feedback information of same time point surpasses certain threshold value or the like.Certainly, can also carry out Fuzzy Processing, for example, differ around time and be no more than 30 seconds can think and belong to same time point time point.
For video file, especially film, have some excellence or the special parts of content relatively, for example: the user is when watching a film, think that reproduction time is since 12 ' 39 " one section content relatively excellent; this user can make comments to this video by an information interchange platform (for example forum) so; point out the comment and the corresponding video playback time point of the excellent part that the user thinks in this video; after server was unified to collect, put in order, qualified time point was set to a fragment time point of this video.
Described information interchange platform can be the intercommunion platform that video evaluation is provided for the user specially, uses the unified time pattern of the input so that statistics is accurate; For example, provide a time starting point, terminating point or time span input frame, provide simultaneously with the comment frame for the comment content of user's input at this fragment.This platform can be forum, also can be integrated in the video playback website, for example is positioned at video playback beneath window etc.Preferably, if described field feedback also comprises the text reviews of the video content that begins at described time point, then scheme 2 can also comprise: show the corresponding text reviews information of each fragment time point.
Scheme 3
This programme can be provided with the fragment time point of video file in the following manner: gather user's operation information to the progress bar of video player when browsing a video file by video player; According to the time point information of described operation information acquisition user to described progress bar at this video file; The time point that meets second predetermined condition is set to the fragment time point of this video file.
Scheme 3 is with the difference of scheme 2, scheme 2 is by providing intercommunion platform to obtain user's feedback information, and this programme is when gathering user's online browse, the dragging situation of progress bar obtained related feedback information, because progress bar drag all corresponding time point information at every turn, and then can therefrom excavate the time point that conforms to a predetermined condition, and then it is set to the fragment time point of this video file.
Wherein said second predetermined condition can be set up on their own according to practical situations by those skilled in the art, can obtain suitable fragment time point gets final product, for example, described second predetermined condition can be: statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.Wherein, can whether play continuously and determine that the user is watching rather than skipping (promptly not dragging progress bar in playing process) by detecting video data, and then definite user time of browsing.
Certainly, can also drag progress bar time corresponding point to the user and carry out Fuzzy Processing, for example, differ around time and be no more than 30 seconds can think and belong to same time point.
With reference to Fig. 3, show a kind of Online Video fragment of the present invention and select broadcast system embodiment, can comprise:
Time point is provided with unit 301, is used to be provided with the fragment time point of video file;
Buffered data acquiring unit 302, being used to obtain with the fragment time point is the buffered data of starting point; The buffered data that described buffered data acquiring unit 302 is obtained can be a video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point;
Preferably, in order to satisfy the real-time requirement of user's browsing video fragment, system shown in Figure 2 can also comprise: pre-download unit 305 is used for when described fragment time point when being a plurality of, before the user selects, download the one section video data that begins from each fragment time point in advance; Continue download unit 306, the fragment time point that is used for the buffered data correspondence selected from the user begins after the pre-video data of downloading of institute continuation foradownloaded video data.When the user selects some fragment pictures to begin to play, owing to downloaded the data content of certain hour length in advance, then can begin immediately to play, and after this pre-data downloaded, continue the foradownloaded video data.
Because the present invention can adopt multiple feasible time point set-up mode, corresponding, described time point is provided with unit 301 also can have multiple concrete module formation.As follows:
Described time point is provided with unit 301 and can further be refined as: rule base is used to store the time point that presets rule is set; The video file processing module is used for according to described time point rule being set, and at a video file corresponding fragment time point is set.Described time point is provided with rule: set in advance the number of fragments that each video file need be divided, determine each fragment time point according to number of fragments.
Perhaps, described time point is provided with unit 301 and also can further be refined as: feedback module, be used to receive field feedback, and described feedback information comprises the time point at a video file; The screening module, the time point that is used for meeting first predetermined condition is set to the fragment time point of this video file.Preferably, if described field feedback also comprises the text reviews of the video content that begins at described time point, the information that then described display unit 303 is showed also comprises the corresponding text reviews information of each fragment time point.Described first predetermined condition can be: the quantity that comprises the described feedback information of same time point surpasses certain threshold value or the like.
Or described time point is provided with unit 301 and also can further be refined as: acquisition module, when being used to gather the user and browsing a video file by video player to the operation information of the progress bar of video player; The time point acquisition module is used for according to the operation information acquisition user of the described progress bar time point information at this video file; The screening module, the time point that is used for meeting second predetermined condition is set to the fragment time point of this video file.For example, described second predetermined condition can be: statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.
Subscription client can be unified to be arranged in each unit shown in Figure 3, and when using, be provided with time point, acquisition buffer data that can be real-time be selected for the user and browsed at every turn.But, under existing network transmission and treatment conditions, need the cost regular hour owing to time point is set in real time and obtains buffered data, do not satisfy the requirement of user's real-time, as, the user selects after certain video file, also needs to wait the long period fragment could occur and plays the selection interface.So preferably, in the system shown in Figure 3, unit 301 is set described time point and buffered data acquiring unit 302 is positioned at server end, and described display unit 303, broadcast unit 304, pre-download unit 305 and continuation download unit 306 are positioned at client.
Server end is finished the fragment setting at a plurality of video files in advance, and store corresponding buffered data, then (for example work as subscription client, by web browser or video request program software) during order video, obtain described data from server, show fragment broadcast selection interface in client, select required fragment to play for the user.
With reference to Fig. 4, show a kind of server end that the choosing of Online Video fragment is broadcast that is used for, specifically can comprise:
The server end time point is provided with unit 401, is used to be provided with the fragment time point of video file;
Server end buffered data acquiring unit 402, being used to obtain with each fragment time point is the buffered data of starting point;
Server end communication unit 403 is used for according to client-requested, returns corresponding video data, and described video data comprises described buffered data.General, described server end communication unit 403 can be used for returning corresponding buffered data to client, also can be used for returning required video file data to client.
Because the present invention can adopt multiple feasible time point set-up mode, corresponding, described server end time point is provided with unit 401 also can have multiple concrete module formation.As follows:
Described server end time point is provided with unit 401 and can further be refined as: rule base is used to store the time point that presets rule is set; The video file processing module is used for according to described time point rule being set, and at a video file corresponding fragment time point is set.Described time point is provided with rule and can comprises: set in advance the number of fragments that video file need be divided, determine the fragment time point according to number of fragments.
Perhaps, described server end time point is provided with unit 401 and also can further be refined as: feedback module, be used to receive field feedback, and described feedback information comprises the time point at a video file; The screening module, the time point that is used for meeting first predetermined condition is set to the fragment time point of this video file.Preferably, if described field feedback also comprises the text reviews of the video content that begins at described time point, then the subscription client information of showing also comprises the corresponding text reviews information of each fragment time point.Described first predetermined condition can be: the quantity that comprises the described feedback information of same time point surpasses certain threshold value or the like.
Or described server end time point is provided with unit 401 and also can further be refined as: acquisition module, when being used to gather the user and browsing a video file by video player to the operation information of the progress bar of video player; The time point acquisition module is used for according to the operation information acquisition user of the described progress bar time point information at this video file; The screening module, the time point that is used for meeting second predetermined condition is set to the fragment time point of this video file.For example, described second predetermined condition can be: statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.
With reference to Fig. 5, show a kind of client that Online Video fragment choosing is broadcast that is used for, the application that combines with server end shown in Figure 3 specifically can comprise:
Client buffer data download unit 501, being used for the request server end, to return a video file be the buffered data of connection terminals with each fragment time point;
Client shows unit 502 is used to the described buffered data of showing that server end returns, selects for the user;
Client terminal playing unit 503 is used to play the video content that the fragment time point of the buffered data correspondence of selecting from the user begins.Certainly, because the present invention is applicable to online browse, so described client terminal playing unit 503 also needs Connection Service device end to obtain corresponding video data, for example, the video requency frame data that begins from a certain fragment time point.
Preferably, in order to satisfy the real-time requirement of user's browsing video fragment, system shown in Figure 2 can also comprise: the pre-download unit 504 of client is used for when described fragment time point when being a plurality of, before the user selects, download the one section video data that begins from each fragment time point in advance; Client continues download unit 505, and the fragment time point that is used for the buffered data correspondence selected from the user begins after the pre-one section video data downloading of institute continuation foradownloaded video data.When the user selects some fragment pictures to begin to play, select according to the user, directly obtain in advance the one section video requency frame data of downloading that begins from this fragment time point and play, and after this pre-one section video requency frame data downloading, continue the foradownloaded video frame data.
Need to prove that each embodiment in this specification all adopts the mode of going forward one by one to describe, what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For system embodiment, because it is similar substantially to method embodiment, so description is fairly simple, relevant part gets final product referring to the part explanation of method embodiment.
Generally speaking, embodiment provided by the invention can provide the image content (one section video that a width of cloth picture of this time point correspondence or this time point begin) of the different time points of video to check for the user in a video segment is selected the interface, and the user can select to want the original position of the video segment watched according to image content.Realize when embodiment provided by the invention can help the user to watch Online Video selecting multicast function, solved traditional Online Video and play the user and can not conveniently find the problem of oneself wanting the video segment starting point of watching by the picture fragment.
More than a kind of Online Video fragment that the embodiment of the invention provided is selected broadcasting method and system, and a kind of Online Video fragment that is used for is selected server end and the client of broadcasting, be described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (30)
1, a kind of Online Video fragment is selected broadcasting method, it is characterized in that, comprising:
The fragment time point of video file is set;
Obtain with the fragment time point is the buffered data of starting point;
Show the buffered data that is obtained, select for the user;
According to the buffered data that the user selects, play the video content that begins from described buffered data respective segments time point.
2, the method for claim 1 is characterized in that, the fragment time point of video file is set in the following manner:
According to presetting rule, corresponding fragment time point is set automatically at a video file;
Described rule is: set in advance the number of fragments that video file need be divided, determine the fragment time point according to number of fragments; Or described rule is: set in advance the fragment length that video file need be divided, determine the fragment time point according to fragment length.
3, the method for claim 1 is characterized in that, the fragment time point of video file is set in the following manner:
Receive field feedback, described feedback information comprises the time point at a video file;
The time point that meets first predetermined condition is set to the fragment time point of this video file.
4, method as claimed in claim 3 is characterized in that, described first predetermined condition is: the quantity that comprises the described feedback information of same time point surpasses certain threshold value.
5, as claim 3 or 4 described methods, it is characterized in that described field feedback also comprises the text reviews of the video content that begins at described time point, then described method also comprises: show the corresponding text reviews information of fragment time point.
6, the method for claim 1 is characterized in that, the fragment time point of video file is set in the following manner:
Gather user's operation information to the progress bar of video player when browsing a video file by video player;
According to the time point information of described operation information acquisition user to progress bar at this video file;
The time point that meets second predetermined condition is set to the fragment time point of this video file.
7, method as claimed in claim 6 is characterized in that, described second predetermined condition is:
Statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.
8, as claim 1,2,3,4,6 or 7 described methods, it is characterized in that described is that the buffered data of starting point is a plurality of video requency frame datas of starting point for video requency frame data of this fragment time point correspondence or with this fragment time point with the fragment time point.
9, as claim 1,2,3,4,6 or 7 described methods, it is characterized in that, also comprise:
Described fragment time point is a plurality of, download the one section video data that begins from each fragment time point in advance, when the user selects a buffered data, begin to play the video data of the pre-download of selected buffered data correspondence, and after this pre-one section video data downloading, begin to continue the foradownloaded video data.
10, a kind of Online Video fragment is selected broadcast system, it is characterized in that, comprising:
Time point is provided with the unit, is used to be provided with the fragment time point of video file;
The buffered data acquiring unit, being used to obtain with the fragment time point is the buffered data of starting point;
Display unit is used to show the buffered data that is obtained, and selects for the user;
Broadcast unit is used to play the video content that the fragment time point of the buffered data correspondence of selecting from the user begins.
11, system as claimed in claim 10 is characterized in that, the unit is set described time point and the buffered data acquiring unit is positioned at server end, and described display unit and broadcast unit are positioned at client.
12, system as claimed in claim 10 is characterized in that, described time point is provided with the unit and further comprises:
Rule base is used to store the time point that presets rule is set;
The video file processing module is used for according to described time point rule being set, and at a video file corresponding fragment time point is set.
13, system as claimed in claim 12 is characterized in that, described time point is provided with rule and is:
Set in advance the number of fragments that video file need be divided, determine the fragment time point according to number of fragments;
Perhaps, described time point is provided with rule and is: set in advance the fragment length that video file need be divided, determine the fragment time point according to fragment length.
14, system as claimed in claim 10 is characterized in that, described time point is provided with the unit and further comprises:
Feedback module is used to receive field feedback, and described feedback information comprises the time point at a video file;
The screening module, the time point that is used for meeting first predetermined condition is set to the fragment time point of this video file.
15, system as claimed in claim 14 is characterized in that, described first predetermined condition is: the quantity that comprises the described feedback information of same time point surpasses certain threshold value.
16, system as claimed in claim 10 is characterized in that, described time point is provided with the unit and further comprises:
Acquisition module, when being used to gather the user and browsing a video file by video player to the operation information of the progress bar of video player;
The time point acquisition module is used for the time point information at this video file according to described operation information acquisition user to progress bar;
The screening module, the time point that is used for meeting second predetermined condition is set to the fragment time point of this video file.
17, system as claimed in claim 16 is characterized in that, described second predetermined condition is:
Statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.
18, system as claimed in claim 10 is characterized in that, also comprises:
Pre-download unit is used for before user's selection, downloading the one section video data that begins from each fragment time point when described fragment time point when being a plurality of in advance;
Continue download unit, the fragment time point that is used for the buffered data correspondence selected from the user begins after the pre-one section video data downloading of institute continuation foradownloaded video data.
19, as the described system of arbitrary claim among the claim 10-18, it is characterized in that described is that the buffered data of starting point is video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point with the fragment time point.
20, a kind of Online Video fragment that is used for is selected the server end of broadcasting, and it is characterized in that, comprising:
The server end time point is provided with the unit, is used to be provided with the fragment time point of video file;
Server end buffered data acquiring unit, being used to obtain with the fragment time point is the buffered data of starting point;
The server end communication unit is used for according to client-requested, returns corresponding video data, and described video data comprises described buffered data.
21, server end as claimed in claim 20 is characterized in that, described server end time point is provided with the unit and further comprises:
Rule base is used to store the time point that presets rule is set;
The video file processing module is used for according to described time point rule being set, and at a video file corresponding fragment time point is set.
22, server end as claimed in claim 21 is characterized in that, described time point is provided with rule and is:
Set in advance the number of fragments that video file need be divided, determine the fragment time point according to number of fragments;
Perhaps, described time point is provided with rule and is: set in advance the fragment length that video file need be divided, determine the fragment time point according to fragment length.
23, server end as claimed in claim 20 is characterized in that, described server end time point is provided with the unit and further comprises:
Feedback module is used to receive field feedback, and described feedback information comprises the time point at a video file;
The screening module, the fragment time point that is used for meeting first predetermined condition is set to the time point of this video file.
24, server end as claimed in claim 23 is characterized in that, described first predetermined condition is: the quantity that comprises the described feedback information of same time point surpasses certain threshold value.
25, server end as claimed in claim 20 is characterized in that, described server end time point is provided with the unit and further comprises:
Acquisition module, when being used to gather the user and browsing a video file by video player to the operation information of the progress bar of video player;
The time point acquisition module is used for the time point information at this video file according to described operation information acquisition user to progress bar;
The screening module, the time point that is used for meeting second predetermined condition is set to the fragment time point of this video file.
26, server end as claimed in claim 25 is characterized in that, described second predetermined condition is:
Statistics begins browsing video file and browsing time from same time point and surpasses the number of users of certain threshold value, and this number of users surpasses certain threshold value.
27, as the described server end of arbitrary claim among the claim 20-26, it is characterized in that described buffered data at the fragment time point is a video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point.
28, a kind of Online Video fragment that is used for is selected the client of broadcasting, and it is characterized in that, comprising:
Client buffer data download unit, being used for the request server end, to return a video file be the buffered data of starting point with the fragment time point;
The client shows unit is used to show described buffered data, selects for the user;
The client terminal playing unit is used to play the video content that the fragment time point of the buffered data correspondence of selecting from the user begins.
29, client as claimed in claim 28 is characterized in that, also comprises:
The pre-download unit of client is used for before the user selects, downloading the one section video data that begins from each fragment time point when described fragment time point when being a plurality of in advance;
Client continues download unit, and the fragment time point that is used for the buffered data correspondence selected from the user begins after the pre-one section video data downloading of institute continuation foradownloaded video data.
As claim 28 or 29 described clients, it is characterized in that 30, described buffered data at the fragment time point is a video requency frame data of this fragment time point correspondence or a plurality of video requency frame datas that begin from this fragment time point.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100981219A CN101345852B (en) | 2008-05-13 | 2008-05-13 | Method and system for choosing and playing on-line video fragment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100981219A CN101345852B (en) | 2008-05-13 | 2008-05-13 | Method and system for choosing and playing on-line video fragment |
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| CN101345852A true CN101345852A (en) | 2009-01-14 |
| CN101345852B CN101345852B (en) | 2010-08-11 |
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| CN2008100981219A Active CN101345852B (en) | 2008-05-13 | 2008-05-13 | Method and system for choosing and playing on-line video fragment |
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