CN104602119A - Video transcoding and decoding method and device and related information release control method and system - Google Patents
Video transcoding and decoding method and device and related information release control method and system Download PDFInfo
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- CN104602119A CN104602119A CN201410224633.0A CN201410224633A CN104602119A CN 104602119 A CN104602119 A CN 104602119A CN 201410224633 A CN201410224633 A CN 201410224633A CN 104602119 A CN104602119 A CN 104602119A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440236—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by media transcoding, e.g. video is transformed into a slideshow of still pictures, audio is converted into text
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234336—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by media transcoding, e.g. video is transformed into a slideshow of still pictures or audio is converted into text
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25866—Management of end-user data
- H04N21/25891—Management of end-user data being end-user preferences
Abstract
The invention discloses a video transcoding and decoding method and device and a related information release control method and system. The video transcoding method comprises the following steps: decoding and coding a video file to generate a new video file; inserting embedded data of network medium information during video coding wherein the embedded data at least comprises specified time, specified picture position and corresponding network medium information specific content. The video decoding method comprises the following steps: decoding the video file and playing video; judging whether the embedded of the network medium information is included in the decoded video file; playing the corresponding network medium information specific content at the specified time and the specified picture position of the video according to the specified time, the specified picture position and the corresponding network medium information specific content included in the embedded data. The click rate, the conversion rate and the attention of the network medium information during video play can be improved, and the wastes of machine resource and network resource caused by blind release expansion of a release party is reduced.
Description
Technical field
The present invention relates to the data processing technique of the Internet, particularly relate to distribution control method and the system of a kind of video code conversion, coding/decoding method and device and relevant network media information.
Background technology
Network media information is that upper what issue take digital code as the various information of carrier to a kind of various display forms (as webpage, client end interface etc.) in internet system.Common network media information is all to having target web, and user clicks network media information can jump to corresponding target web, and the content of target web will represent in front of the user.How effectively issuing displaying network media information to specific audient, and effectively manage shown information, is the field that current Internet technology industry is paid close attention to.
Development recent years of network media information process display technique is very swift and violent, has been applied to many industrial fields.Such as in the advertisement process displaying field of the Internet, described Internet advertising is exactly a kind of network media information.A kind of major technique in network media information process display technique is network media information issuing control technology.
For the publisher of network media information, pay special attention to the clicking rate of network media information process display technique to network media information and the lifting of conversion ratio.
Described clicking rate refers to the ratio of number of times that on Website page, a certain content is clicked and shown number of times, is a percentage.Clicking rate reflects the concerned degree of a certain content on webpage, is usually used for weighing the attraction degree of network media information.
Described conversion ratio refers in a measurement period, and the number of times completing conversion behavior accounts for the ratio of the total number of clicks of shown network media information.Described conversion behavior refers to: the task specified by information publisher that the audient of access websites completes on website, and such as following several behavior all belongs to conversion behavior:
1. on website, stopped the regular hour;
2. browsed the specific webpage on website, as enrollment page, " contacting us " page etc.;
3. registration or submission order on website;
4. to be left a message by website or the online immediate communication tool in website is seeked advice from;
5. actual payment, conclusion of the business (particularly for ecommerce class website).
In existing network media information issuing control system, there is a kind of technical scheme of the playing network media communication when displaying video.In this technical scheme, a period of time (as 30 seconds) before video is formally play can play one section of network media information, can be video information, also can be pictorial information etc., or if pausing operation were there is in video display process, also could play one section of network media information.When needs playing network media communication, the relevant dimension information of user can be obtained, as information such as period, region, audient's age, sex, video directory features, the directed dimension of the network media information then these dimensional information submitted to publisher is mated, draw the network media information of coupling, return to video playing terminal and play.
But the defect of above-mentioned prior art is:
Concrete object in the network media information play and video content is uncorrelated, described concrete object is such as certain the plot node in video, certain concrete picture position, certain concrete time period or time point, therefore network media information content cannot press close to video content, and video content often has very strong correlation with the point of interest of the audient of current this video of viewing.This just causes the attention rate of audient to the corresponding network media information of this video of watching current video not high, seriously reduces actual click rate and the conversion ratio of network media information.Simultaneously, because user's attention rate reduces, in order to issue the network media information being enough to cover specific objective audient, publisher can strengthen the blindness issue amount of network media information, thus the redundancy causing network media information to issue waste, occupy too much machine resources (as storage resources, computational resource etc.) and Internet resources (as bandwidth resources, network equipment resource etc.).
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of frequency transcoding, the distribution control method of coding/decoding method and device and relevant network media information and system, the clicking rate of network media information during to improve displaying video, conversion ratio and attention rate, reduce the waste that publisher blindly expands machine resources that issue amount causes and Internet resources.
Technical scheme of the present invention is achieved in that
A kind of video transcoding method, comprising:
Video file is decoded;
Described decoded data are encoded, generates new video files;
Insert the embedding data of network media information when Video coding, in the embedding data of described network media information, at least comprise the network media information particular content of fixed time, assigned picture position and correspondence.
A kind of video encoding/decoding method, comprising:
Video file is decoded, and displaying video;
Judge the embedding data whether containing network media information in the video file of decoding, when the embedding data containing described network media information, according to the network media information particular content of fixed time included in described embedding data, assigned picture position and correspondence, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.
A distribution control method for network media information, comprises described video transcoding method, and described video encoding/decoding method.
A kind of video code conversion device, comprising:
Decoder module, for decoding to video file;
Coding module, for encoding to described decoded data, generates new video files;
Embedding data insert module, for inserting the embedding data of network media information when Video coding, at least comprises the network media information particular content of fixed time, assigned picture position and correspondence in the embedding data of described network media information.
A kind of video decoder, comprising:
Video decoding module, for decoding to video file, and displaying video;
Network media information decoder module, for judging the embedding data whether containing network media information in decoded video file, when the embedding data containing described network media information, according to the network media information particular content of fixed time included in described embedding data, assigned picture position and correspondence, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.
An issuing control system for network media information, comprises described video code conversion device, and described video decoder.
Compared with prior art, utilize the present invention, the network media information particular content with certain concrete picture position of video, certain concrete time period or time point with strong correlation can be mated in advance, and set corresponding fixed time, assigned picture position.In video code conversion process, described network media information particular content, fixed time, assigned picture position are inserted in video source file as the embedding data of network media information; In video decoding process, when video file contains the embedding data of described network media information, video in playing video file, and according to the content in described embedding data, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.Like this, the network media information particular content play just can press close to the concrete video content of described fixed time, assigned picture position, therefore the correlation of network media information particular content and the video content that video clip is play can be improved, improve user to the attention rate of this network media information, and then improve clicking rate and the conversion ratio of network media information; Clicking rate and conversion ratio improve, and the probability that publisher blindly expands issue amount just reduces, thus reduce further the waste that publisher blindly expands machine resources that issue amount causes and Internet resources.
Accompanying drawing explanation
Fig. 1 is a kind of schematic flow sheet of the distribution control method of network media information of the present invention;
Fig. 2 is the one composition schematic diagram of the issuing control system of network media information of the present invention;
The one composition schematic diagram that Fig. 3 is network media information decoder module described in a kind of preferred embodiment of the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is further described in more detail
First the present invention has used the technology of video code translator and decoder.
Described Video Decoder is also video player, Video Decoder can be hardware decode, also can be software decode, effect is the binary system audio-video document local or the network storage, decoded by the calculating of data processing equipment, then conversion adult's discernible voice of ear human eye and video information, is then exported as display and loud speaker by output equipment, reaches the object at music appreciating or viewing video.
Described video code translator is a kind of binary system audio-video document that the is local or network storage, by recompile after decoding, generates the tool software of the video file of new form.Video code conversion process refers to and converts the video code flow (specifically video file) of compressed encoding to another video code flow, to adapt to the different network bandwidths, different terminal processing capacity and different user's requests.Transcoding process is one in essence and first decodes, the process of re-encoding, and the code stream (file) before and after therefore changing may follow identical video encoding standard, also may not follow identical video encoding standard.
Fig. 1 is a kind of schematic flow sheet of the distribution control method of network media information of the present invention.See Fig. 1, described method of the present invention mainly comprises video transcoding method 101 and video encoding/decoding method 102, the present invention to the transcoding process of video content in video file and decode procedure same as the prior art, Fig. 1 mainly introduces difference with the prior art part of the present invention.
Described video transcoding method 101 comprises:
111, video file is decoded.Concrete decode procedure can see prior art, namely according to the form of video source file as AVI, ASF, WMV, video source file is decoded.
112, described decoded data are encoded, generate new video files.Specifically according to the call format of target video file (namely final new video files), corresponding coding can be carried out to described decoded data, generates new video file, if the form of new video files is as rm, rmvb etc.
113, the embedding data of network media information is inserted when Video coding, at least comprise in described embedding data specify time (as specified reproduction time section in video), assigned picture position (as screen position played 10 pixels, the position of 10 pixels from left to right) and correspondence network media information particular content.Described network media information particular content can be such as text, hyperlink, sound, static state or dynamic picture, video etc.
In the present invention, the concrete form of the embedding data of described insertion can adopt organizational form or other forms of similar extend markup language (XML) file.The embedding data of described network media information can be placed in the specific field (as the present invention is called that network media information embeds field) of described new video files, when decoding, video decoder needs to embed field to this network media information and decodes, and therefrom reads the embedding data of network media information.
In addition, the network media information particular content of the described fixed time in the embedding data of described network media information, assigned picture position and correspondence can only have one group, also can have the network media information particular content organizing fixed time, assigned picture position and correspondence thereof more.
Described video encoding/decoding method 102 comprises:
121, video file is decoded, and displaying video;
122, network media information decoding, namely comprise: the embedding data judging whether to contain in this video file described network media information, when the embedding data containing described network media information, according to described embedding data, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.
Concrete, the described embedding data judged in this video file whether containing described network media information, be specially: judge whether described video file embeds field containing network media information, if had, judge the embedding data containing network media information in this video file, otherwise judge the embedding data not having network media information in this video file.
The network media information particular content of described correspondence is play in the described described fixed time at this video and assigned picture position, specifically comprises:
According to the form of the network media information embedding data preset, resolve described embedding data, according to the time shaft of video playback, included by described embedding data, need the network media information broadcast event issued to sort.
Such as wherein the data of the network media information particular content of one group of fixed time, assigned picture position and correspondence thereof are:
Above-mentioned coded representation, in embedding data name be 1.jpg picture need play time the 5th second by the 10th second, screen position is risen 10 pixels, and the position of 10 pixels shows from left to right.
In the present invention, described network media information particular content can be the content such as text, hyperlink, picture, audio frequency, even video.Wherein the network media information of text, hyperlink, picture is play and can, by when showing, the content of corresponding for network of relation media communication content display position be carried out replacing realizing.Audio network media communication is play and is realized by the original audio frequency in audio synthetic video.Video network media communication is play to be processed respectively according to the broadcast mode of above-mentioned picture and audio frequency by frame of video picture and audio frequency and is realized.
In an advantageous embodiment, described embedding data comprises the network media information particular content of more than one group fixed time, assigned picture position and correspondence.The network media information particular content of described correspondence is play in the described described fixed time at this video and assigned picture position, specifically comprises: described in this video, the network media information particular content of this group correspondence is play in each group fixed time and assigned picture position.
In above-mentioned video code conversion process, the embedding data included by the embedding data of described network media information is a set of initialize data.In a further embodiment, in order to make described embedding data upgrade, the embedding data of the described network media information inserted in video code conversion process comprises further: version number, more new url in the present invention.In described video decoding process, when the embedding data containing described network media information, comprise further: judge whether video decode terminal networks, when networking, according to the more new url in described embedding data, up-to-date version number is obtained from network side, if this up-to-date version number is higher than the version number of existing embedding data, then obtain up-to-date embedding data from network side, and according to the content in this up-to-date embedding data, in fixed time and the assigned picture position playing network media communication content of play video.
If video decode terminal is not networked, then according to described preset embedding data, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.
Described video decode terminal just refers to the terminal performing video decode function, typically refer to and user interactions end, specifically can be realized by special client (Client), also can pass through the mode that web browser (Browser) visits server to realize, namely browser/server (B/S) structure can be adopted, also client/server (C/S) structure can be adopted, but in the age of network information develop rapidly, system architecture also may can develop and change, no matter but be what framework, the functional module of core concept of the present invention and core is identical, the present position just performing the module of concrete function is different.
In a further embodiment, conveniently manage embedding data, in described decode procedure, comprise further: by the embedding data of the described network media information decoded and the designated memory cell (in a specified file normally local assigned catalogue) being stored in video decode terminal local from the embedding data that network side obtains, and cover existing embedding data in this memory cell with the embedding data that version number is up-to-date.
Pass through the present invention, the issue personnel of network media information can mate the network media information particular content with certain concrete picture position of video, certain concrete time period or time point with strong correlation in advance, and set corresponding fixed time, assigned picture position.Using the embedding data of the network media information particular content of described fixed time, assigned picture position and correspondence as network media information.In video code conversion process, the embedding data of described network media information is inserted in video source file; In video decoding process, when video file contains the embedding data of described network media information, video in playing video file, and according to the content in described embedding data, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.Like this, the network media information particular content play just can press close to the concrete video content of described fixed time, assigned picture position, therefore the correlation of network media information particular content and the video content that video clip is play can be improved, improve user to the attention rate of this network media information, and then improve clicking rate and the conversion ratio of network media information; Clicking rate and conversion ratio improve, and the probability that publisher blindly expands issue amount just reduces, thus reduce further the waste that publisher blindly expands machine resources that issue amount causes and Internet resources.
Meanwhile, network media information issues the embedding data that personnel also can revise network media information corresponding to certain video at any time, and the network address described in new embedding data is stored in more pointed by new url.When video decode, video decoder can obtain up-to-date network media information embedding data according to described more new url, thus the interference of the most audient of out-of-date network media information can be avoided, but up-to-date, the highest with audient's correlation network media information is distributed to audient, improve clicking rate and the conversion ratio of light further.
In an advantageous embodiment, in the network media information particular content often organizing fixed time, assigned picture position and correspondence, the quantity of described network media information particular content is at least two; And described video decoding process comprises further:
The cookie information of step 131, reading video decode terminal local, therefrom obtains user ID;
Step 132, obtain the preference keyword of this user ID from network side according to described user ID;
Step 133, the network media information particular content that selection is the highest with described preference keyword similarity from described network media information particular content;
Step 134, to play in described fixed time of described video and assigned picture position selected by the network media information particular content breath that goes out.
Wherein, in step 131, described Cookie, sometimes also with its plural form Cookies, is that a kind of Website server that can allow is stored into hard disk or the internal memory of client low volume data, and can read a kind of technology of data from the hard disk of client or internal memory.Cookie is when user browses certain website, one that is placed on user's hard disk by Web server very little text, and it can record the information such as time of the ID of network browsing user, password, browsed webpage, browsing time and stop.When user accesses same website again, this web station system can learn the relevant information of user by reading Cookie, just can make corresponding action, as: present many web station systems all achieve the function automatically logged in, namely after user's Website login, the ID of user and password can be recorded in Cookie automatically, and when visiting again this website next time, this web station system can utilize Cookie automatically identify this user and automatically log in.
In the present invention, make use of the user ID that cookie comprises mobile phone users, user can be identified by this user ID.
The present invention can also carry out the statistical analysis process of off-line in advance at network side, namely analyze from the history accesses network information of user and obtain preference keyword corresponding to user; Described history accesses network information is exactly the internet browsing habits information such as the browsed webpage of user, browsing time, the time of stop, the search word of input.These history accesses network information can carry out record when customer access network, and are stored in specific memory cell by record.Needing when recording to obtain user ID, is that major key stores these history accesses network information with user ID.After analysis obtains preference keyword corresponding to user, also need, by this user ID and corresponding preference keyword corresponding stored, to facilitate subsequent query.
Described user ID (ID) is for identifying the name of user identity when on internet, user logs in.Such as conventional user ID can be user account number, e-mail address, the pet name that user logs in certain website or system, or IP address, terminal number, telephone number, or even ID card No. etc. is for distinguishing this user and other user the identification information come.
The described method obtaining preference keyword corresponding to user of analyzing from the history accesses network information of user has multiple, and such as typical method specifically comprises:
Step 141, the source code of the corresponding webpage of the history accesses network information of described user to be analyzed, such as normally to the HTML (HTML for stating web page contents, HyperTextMarkup Language) document analyze, therefrom extract and represent the keyword of this web page characteristics.
The occurrence number of the keyword extracted described in step 142, statistics, sorts to described keyword according to occurrence number, chooses the preference keyword that the preceding specified quantity of sequence (as first 1) keyword is this user.
It is women's dress webpage channel that such as certain user browses maximum in history, the history preference keyword " women's dress " of this user, and this keyword can reflect the described internet browsing custom of mobile phone users, so just data encasement can be made for going out at subsequent match with the mobile media communication being accustomed to the degree of correlation higher of browsing of mobile phone users.
Network side, can by the preference keyword corresponding stored of user ID and its correspondence in the designated memory cell of network side after statistical separates out the preference keyword of user, and the reading address of this designated memory cell can be supplied to video decode terminal.In above-mentioned steps 132, video decode terminal can read preference keyword corresponding to described user ID according to this address from described designated memory cell.
In above-mentioned steps 133, the preference keyword using described user ID corresponding is specifically needed to go to mate with each network media information particular content described, generally explanatory note is had in described network media information particular content, therefore in an advantageous embodiment, as long as carry out characters matching with the explanatory note in described preference keyword and each network media information particular content, such as preference keyword is identical with described match information or fuzzy identical.According to same degree and the occurrence number of the preference keyword occurred in network media information particular content, calculate matching degree mark, such as then add 1 point in the event of once fuzzy identical preference keyword, occur that n fuzzy identical preference keyword then adds n and divide, occur that once identical preference keyword then adds 2 points, occur that n identical preference keyword then adds 2n and divide, so analogize, finally select that network media information particular content of matching degree mark the highest (namely matching degree is the highest).
Pass through above-described embodiment, can at the appointed time, assigned picture position provides multiple concrete network media information particular contents pressing close to video content, and a network media information particular content mating most with user preference is selected further according to the preference of user, thus improve the degree of correlation of network media information particular content and audient further, improve clicking rate and the conversion ratio of network media information further.
Corresponding with said method, the invention also discloses a kind of issuing control system of network media information.To perform the above method.Fig. 2 is the one composition schematic diagram of the issuing control system of network media information of the present invention.See Fig. 2, this system comprises video code conversion device 201 and video decoder 202.
Wherein, described video code conversion device 201 is arranged on network media information publisher one end usually, specifically comprises:
Decoder module 211, for decoding to video file;
Coding module 212, for encoding to described decoded data, generates new video files;
Embedding data insert module 213, for inserting the embedding data of network media information when Video coding, at least comprises the network media information particular content of fixed time, assigned picture position and correspondence in the embedding data of described network media information.
In an advantageous embodiment, the embedding data of network media information that described embedding data insert module 213 is inserted in video code conversion process comprises further: version number and more new url; The described network address more pointed by new url stores the embedding data of up-to-date network media information.
Described video decoder 202 is arranged on audient's end of video playback usually, specifically comprises:
Video decoding module 221, for decoding to video file, and displaying video;
Network media information decoder module 222, for judging the embedding data whether containing network media information in decoded video file, when the embedding data containing described network media information, according to the network media information particular content of fixed time included in described embedding data, assigned picture position and correspondence, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.
In an advantageous embodiment, described network media information decoder module 222 is further used for: when the embedding data containing described network media information, judge whether video decode terminal networks further, when networking, according to the more new url in described embedding data, up-to-date version number is obtained from network side, if this up-to-date version number is higher than the version number of existing embedding data, then obtain up-to-date embedding data according to described more new url from network side, according to the fixed time in this up-to-date embedding data, the network media information particular content of assigned picture position and correspondence, at fixed time and the assigned picture position playing network media communication particular content of play video.
In a further preferred embodiment, described network media information decoder module 222 is further used for: by the embedding data of the described network media information decoded and the designated memory cell being stored in video decode terminal local from the embedding data that network side obtains, and cover existing embedding data in this memory cell with the embedding data that version number is up-to-date.
In another preferred embodiment, described embedding data comprises the network media information particular content of more than one group fixed time, assigned picture position and correspondence; Described network media information decoder module 222 is further used for: described in this video, the network media information particular content of this group correspondence is play in each group fixed time and assigned picture position.
The one composition schematic diagram that Fig. 3 is network media information decoder module described in a kind of preferred embodiment of the present invention.See Fig. 3, in this embodiment, the quantity of described network media information particular content is at least two; And described network media information decoder module 222 comprises further:
Cookie module 301, for reading the cookie information of video decode terminal local, therefrom obtains user ID;
Keyword acquisition module 302, for obtaining the preference keyword of this user ID from network side according to described user ID;
Network media information content matching module 303, for selecting a network media information particular content the highest with described preference Keywords matching degree from described network media information particular content;
Network media information playing module 304, for playing the network media information particular content breath gone out selected by described network media information content matching module in described fixed time of described video and assigned picture position.
Described network media information treatment technology of the present invention can be applied to many industrial fields.Such as can be applied in the advertisement process displaying field of the Internet, described Internet advertising can be regarded as a kind of network media information.
In addition, each functional module in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of modules exists, also can two or more module integrations in a unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and the form of SFU software functional unit also can be adopted to realize.The functional module of described each embodiment can be positioned at a terminal or network node, or also can be distributed on multiple terminal or network node.
In addition, each embodiment of the present invention can be realized by the data processor performed as computer by data processing equipment.Obviously, data processor constitutes the present invention.In addition, program is read out storage medium or memory device (as hard disk and or internal memory) the middle execution by program being installed or copied to data processing equipment by direct by the data processor be usually stored in a storage medium.Therefore, such storage medium also constitutes the present invention.Storage medium can use the recording mode of any type, such as paper storage medium (as paper tape etc.), magnetic storage medium (as floppy disk, hard disk, flash memory etc.), optical storage media (as CD-ROM etc.), magnetic-optical storage medium (as MO etc.) etc.
Therefore the invention also discloses a kind of storage medium, wherein store data processor, this data processor is for performing any one embodiment of said method of the present invention.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (17)
1. a video transcoding method, is characterized in that, comprising:
Video file is decoded;
Described decoded data are encoded, generates new video files;
Insert the embedding data of network media information when Video coding, in the embedding data of described network media information, at least comprise the network media information particular content of fixed time, assigned picture position and correspondence.
2. video transcoding method according to claim 1, is characterized in that,
The embedding data of the network media information of described insertion comprises further: version number and more new url; The described network address more pointed by new url stores the embedding data of up-to-date network media information.
3. a video encoding/decoding method, is characterized in that, comprising:
Video file is decoded, and displaying video;
Judge the embedding data whether containing network media information in the video file of decoding, when the embedding data containing described network media information, according to the network media information particular content of fixed time included in described embedding data, assigned picture position and correspondence, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.
4. video encoding/decoding method according to claim 3, is characterized in that, comprising:
In described video decoding process, when the embedding data containing described network media information, comprise further: judge whether video decode terminal networks, when networking, according to the more new url in described embedding data, up-to-date version number is obtained from network side, if this up-to-date version number is higher than the version number of existing embedding data, then obtain up-to-date embedding data according to described more new url from network side, according to the fixed time in this up-to-date embedding data, the network media information particular content of assigned picture position and correspondence, at fixed time and the assigned picture position playing network media communication particular content of play video.
5. video encoding/decoding method according to claim 4, it is characterized in that, in described decode procedure, comprise further: by the embedding data of the described network media information decoded and the designated memory cell being stored in video decode terminal local from the embedding data that network side obtains, and cover existing embedding data in this memory cell with the embedding data that version number is up-to-date.
6. video encoding/decoding method according to claim 3, is characterized in that,
Described embedding data comprises the network media information particular content of more than one group fixed time, assigned picture position and correspondence;
The network media information particular content of described correspondence is play in the described described fixed time at this video and assigned picture position, specifically comprises: described in this video, the network media information particular content of this group correspondence is play in each group fixed time and assigned picture position.
7. video encoding/decoding method according to claim 3, is characterized in that,
The quantity of described network media information particular content is at least two;
And the method comprises further:
Read the cookie information of video decode terminal local, therefrom obtain user ID;
Obtain the preference keyword of this user ID from network side according to described user ID;
A network media information particular content the highest with described preference Keywords matching degree is selected from described network media information particular content;
The network media information particular content breath gone out selected by playing in described fixed time of described video and assigned picture position.
8. video encoding/decoding method according to claim 7, is characterized in that, the described network media information particular content that selection is the highest with described preference Keywords matching degree from described network media information particular content, specifically comprises:
According to same degree and the occurrence number of the described preference keyword occurred in each network media information particular content, calculate matching degree mark, select the network media information particular content that matching degree mark is the highest.
9. a distribution control method for network media information, is characterized in that, comprises video transcoding method as claimed in claim 1 or 2, and the video encoding/decoding method as described in any one of claim 3 to 8.
10. a video code conversion device, is characterized in that, comprising:
Decoder module, for decoding to video file;
Coding module, for encoding to described decoded data, generates new video files;
Embedding data insert module, for inserting the embedding data of network media information when Video coding, at least comprises the network media information particular content of fixed time, assigned picture position and correspondence in the embedding data of described network media information.
11. video code conversion devices according to claim 10, is characterized in that, the embedding data of the network media information that described embedding data insert module is inserted in video code conversion process comprises further: version number and more new url; The described network address more pointed by new url stores the embedding data of up-to-date network media information.
12. 1 kinds of video decoders, is characterized in that, comprising:
Video decoding module, for decoding to video file, and displaying video;
Network media information decoder module, for judging the embedding data whether containing network media information in decoded video file, when the embedding data containing described network media information, according to the network media information particular content of fixed time included in described embedding data, assigned picture position and correspondence, play the network media information particular content of described correspondence in described fixed time of this video and assigned picture position.
13. video decoders according to claim 12, it is characterized in that, described network media information decoder module is further used for: when the embedding data containing described network media information, judge whether video decode terminal networks further, when networking, according to the more new url in described embedding data, up-to-date version number is obtained from network side, if this up-to-date version number is higher than the version number of existing embedding data, then obtain up-to-date embedding data according to described more new url from network side, according to the fixed time in this up-to-date embedding data, the network media information particular content of assigned picture position and correspondence, at fixed time and the assigned picture position playing network media communication particular content of play video.
14. video decoders according to claim 13, it is characterized in that, described network media information decoder module is further used for: by the embedding data of the described network media information decoded and the designated memory cell being stored in video decode terminal local from the embedding data that network side obtains, and cover existing embedding data in this memory cell with the embedding data that version number is up-to-date.
15. video decoders according to claim 12, is characterized in that,
Described embedding data comprises the network media information particular content of more than one group fixed time, assigned picture position and correspondence;
Described network media information decoder module is further used for: described in this video, the network media information particular content of this group correspondence is play in each group fixed time and assigned picture position.
16. video decoders according to claim 12, is characterized in that,
The quantity of described network media information particular content is at least two;
And described network media information decoder module comprises further:
Cookie module, for reading the cookie information of video decode terminal local, therefrom obtains user ID;
Keyword acquisition module, for obtaining the preference keyword of this user ID from network side according to described user ID;
Network media information content matching module, for selecting a network media information particular content the highest with described preference Keywords matching degree from described network media information particular content;
Network media information playing module, for playing the network media information particular content breath gone out selected by described network media information content matching module in described fixed time of described video and assigned picture position.
The issuing control system of 17. 1 kinds of network media information, is characterized in that, comprises the video code conversion device as described in claim 10 or 11, and the video decoder as described in any one of claim 12 to 16.
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