CN102325270A - Network video identification method and network video identification device thereof - Google Patents
Network video identification method and network video identification device thereof Download PDFInfo
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- CN102325270A CN102325270A CN201110269390A CN201110269390A CN102325270A CN 102325270 A CN102325270 A CN 102325270A CN 201110269390 A CN201110269390 A CN 201110269390A CN 201110269390 A CN201110269390 A CN 201110269390A CN 102325270 A CN102325270 A CN 102325270A
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Abstract
The invention discloses a network video identification method and a network video identification device thereof. The method includes the following steps: receiving a HTTP (Hyper Text Transport Protocol) request message; identifying a network video link in the HTTP request message; if identification is successful, then parsing the HTTP request message, and extracting network video metainformation. The device comprises a receiving unit, an identification unit and a parsing unit; the receiving unit is used for receiving the HTTP request message; the identification unit is used for identifying the network video link in the HTTP request message; and the parsing unit is used for parsing the HTTP request message and extracting the network video metainformation. The invention has the advantages of high identification fineness and high implementability, can be implemented as the function of a network flow control device, and can carry out network application monitoring.
Description
Technical field
The present invention relates to a kind of application recognition technology, relate in particular to a kind of recognition methods and equipment thereof of Internet video.
Background technology
Internet video is meant by Internet video service provider and provides, with the Streaming Media be broadcast format, can be online the audio video interleaved of live or program request.
Application layer network fluidic device can selectively be monitored through the type of recognition network video.Yet Internet video recognition technology of the prior art is only discerned to the website under the video, can't accomplish deeper identification, and for example to type under the Internet video, perhaps the title under the Internet video is discerned.Therefore the network fluidic device receives very big restriction for the monitoring of Internet video.
Summary of the invention
The technical problem that the present invention will solve is, with the high mode recognition network video link of a kind of accuracy of identification, thus the metamessage of deeper extraction Internet video, the for example type of Internet video or title.
Solve the problems of the technologies described above, one aspect of the present invention provides a kind of recognition methods of Internet video, and this method may further comprise the steps: receive the HTTP request message; Internet video link in the identification HTTP request message; If discern successfully, then resolve the HTTP request message, extract the Internet video metamessage.
Second aspect present invention provides a kind of identification equipment of Internet video.This equipment comprises receiving element, is used to receive the HTTP request message; Recognition unit is used for discerning the Internet video link of HTTP request message; Resolution unit is used to resolve the HTTP request message, extracts the Internet video metamessage.
The mode that the present invention resolves the HTTP request message through signature, the deeper metamessage that obtains Internet video comprises the type or the title of Internet video, according to the metamessage of the Internet video of being obtained it is carried out management and control selectively.The present invention discerns the fineness height, realizability is strong, can be used as network Flow Control functions of the equipments and realizes, can be used for the network application control in the strategy, and monitors can carry out network application the time.
Description of drawings
Fig. 1 is the recognition methods of embodiment of the invention Internet video and the application scenarios of equipment thereof;
Fig. 2 is the recognition methods flow chart of embodiment of the invention Internet video;
Fig. 3 is the identification equipment structure chart of embodiment of the invention Internet video.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment is a part of embodiment of the present invention.Based on the embodiment among the present invention, the every other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work just belongs to the scope that the present invention protects.
Fig. 1 is the recognition methods of embodiment of the invention Internet video and the application scenarios of equipment thereof.As shown in Figure 1, client 11 is through network fluidic device 12 access remote servers 13.Server 13 is constantly monitored the port 80 of TCP, sends connection to it and sets up request so that find client.In case listen to the request of connect setting up and set up after TCP connects, browser just sends the HTTP request message of browsing certain page to server, and server returns the page of being asked with that as response.At last, the TCP connection just is released.Request between browser and the server and response are carried out through HTTP HTTP alternately.
The information that network fluidic device 12 is transmitted and monitor client 11 and server 13 are mutual; In the HTTP request message that server 13 issues, identify Internet video information through client 11; For example, the type of Internet video and title, and carry out management and control selectively.
Fig. 2 is the recognition methods flow chart of embodiment of the invention Internet video.The method comprising the steps of 201-204.
In step 201, receive the HTTP request message.
Particularly; When the user clicks the link of certain Internet video through the browser of client; Client can be sent the HTTP request message to network video server through the network fluidic device, and at this moment, the network fluidic device receives the link information of related network video in the HTTP request message.
In an example, the user has hit the Internet video link that name is called " tunnel warfare " in 56 video sites.At this moment, client is following to the HTTP request message that network video server sends through the network fluidic device:
GET/ac/ac_102.xm1?cid2＝2002&version＝10，1，102，64&id＝47406343&channel＝35&tag＝，，，，&subject＝&％e5％9c％b0％e9％81％93％e6％88％98?HTTP/1.1
HOST：acs.56.com
Connection：keep-alive
Wherein, " GET " of begin column is the request mode in the HTTP request message, and the information that is indicated by URL is read in the representative request."/ac " is the file of storage ac_102.xm1 file, is a relative path, after what wear is parameter, wherein parameter " channel=35 " is represented type under this Internet video, for example, 35 representatives " TV play " in 56 video nets.Parameter “ &subject=&%e5%9c%b0%e9%81%93%e6%88%98 " represent the title of this Internet video, the Chinese of above-mentioned coding " %e5%9c%b0%e9%81%93%e6%88%98 " representative is " tunnel warfare "." HOST:acs.56.com " of stem row represents the affiliated host domain name of this Internet video, i.e. the affiliated web site 56.com of Internet video in the HTTP request message.
In step 202, the Internet video link in the identification HTTP request message.
Particularly, the network fluidic device is provided with a feature database, and this feature database comprises a plurality of characteristics, and each characteristic is represented an Internet video link information.Can discern the link of the Internet video in the HTTP request message through the characteristic in the feature database.
In an example, a characteristic name in the feature database is called the characteristic of " wole_http_datal ", and its characteristic information is following:
In the above-mentioned characteristic information, field " wole_http_datal " is represented the characteristic title." GET " represents the request mode among the field Cmd (" GET ").Field Match (" GET ", "/ac ", 0,1) representative is that 0 position begins from skew, in the coupling " GET " /ac, wherein 1 representative is with the search form.Field Match (" HOST, " " 56.COM ", 0,1) and representative is that 0 position begins from skew, the 56.com among the coupling HOST, wherein 1 representative is with the form of search.RET (0x4BD1) represents a mark value that is provided with in the feature database, and this mark value " 0x4BD1 " is used to indicate 56.com video net.
In step 203, if discern successfully, then execution in step 204, otherwise skip to step 201.
Particularly, the network fluidic device is discerned the HTTP request message that in step 201, obtains through the characteristic in the feature database, and then as mating successfully, then execution in step 204.
In an example; The characteristic that is called " wole_http_datal " with the feature database name is discerned the HTTP request message that in step 201, obtains, through the request mode " GET " in field Cmd (" GET ") the coupling HTTP request message in " wole_http_datal " characteristic.Through field Match (" GET ", "/ac ", 0,1) folder path " GET/ac " in the coupling HTTP request message.Through field Match (" HOST, " " 56.COM ", 0,1) coupling host domain name " 56.COM ".When above three fields are all mated when successful, then the HTTP request message successfully is identified as the Internet video link.
Step 204 is resolved the HTTP request message, extracts the Internet video metamessage.
Particularly, successfully discern the HTTP request message when the network fluidic device and belong to Internet video when link, then this HTTP request message is resolved extraction Internet video metamessage through sign in the signature storehouse.Wherein extract the Internet video metamessage and comprise the title of extracting Internet video and the type of Internet video, perhaps extract Internet video title, extract the type of Internet video, the storehouse of wherein signing is the set of each signature, each signature is resolved a video net.
In an example, the signature that 56 video nets are corresponding is following:
In above-mentioned signature, the title of " 56_name_ppl " by procuration in the field " group 56_name_ppl "." 4BD1 " is a mark value in the field " FILTER=0x4BD1; OFFSET=+ "; Be used for mark 56 video nets; Corresponding name is called the mark value in " wole_http_datal " characteristic, and when the Internet video link was identified as this mark value, this signature will be resolved the GET head in the HTTP request message of this Internet video link.Field FIELD=" name ” &SC (4), SS=“ &Subject=", the Internet video title in the HTTP request message is extracted in the FIELD=among the ES=" " " name " representative; Field SS=“ &Subject=", ES=" " represents with “ &Subject=" beginning, be end with " ", the information of middle intercepting is the Internet video title.Field FIELD=" type ” &SC (5), SS=“ &channel=", ES=“ &tag=" in FIELD=" type " representative extract the Internet video type in the HTTP request message; SS=“ &channel=", ES=“ &tag=" represent with “ &channel=" beginning, with “ &tag=" finish, middle information is video type.
In an example; The characteristic that is called " wole_http_datal " through the feature database name has been discerned the Internet video in the HTTP request message; Wherein the name mark value that is called the characteristic of " wole_http_datal " is 0x4BDl; The signature that is called 56_name_ppl according to name in this mark value use signature storehouse is resolved this HTTP request message, and from the HTTP request message, extracts the metamessage of this Internet video.For example; Field FIELD=" name ” &SC (4) through the 56_name_ppl signature; SS=" ", the video name that ES=" " extracts in the HTTP request message is " %e5%9c%b0%e9%81%93%e6%88%98 ", its Chinese is " tunnel warfare ".Through field FIELD=" type ” &SC (5), SS=“ &channel=", ES=“ &tag=" the Internet video type extracted in the HTTP request message is 35, at 56 video nets, 35 represent the Internet video type be " TV play ".
The network fluidic device can also be resolved the HTTP request message through regular expression except through signature way the HTTP request message being resolved.
The network fluidic device can be operated it behind the metamessage that extracts Internet video accordingly, for example with the information of extracting; Form with daily record outputs in the interface of network fluidic device; Perhaps can to the follow-up corresponding management and control measure of video link carrying out, for example be directed against the video of amusement class according to Internet video type and the Internet video title extracted; Need carry out shutoff, educational video can allow to play.
Fig. 3 is the identification equipment structure chart of embodiment of the invention Internet video.Scheme shown in, this equipment comprises receiving element 31, recognition unit 32 and resolution unit 33.
Receiving element 31 is used to receive the HTTP request message.When the user clicks the link of certain Internet video through the browser of client; Client can be sent the HTTP request message to network video server through the network fluidic device; At this moment, the receiving element 31 during this network video stream identification is equipped with receives the link information of related network video in the HTTP request message.
Recognition unit 32 is used for discerning the Internet video link of this HTTP request message.
Particularly, recognition unit 32 wherein has a mark value attribute through the Internet video link of the Characteristic Recognition in the feature database by the HTTP request message of receiving element 31 receptions in the characteristic, be used to indicate this Internet video link.
Resolution unit 33 is used to resolve the HTTP request message, extracts the Internet video metamessage.
Particularly; When recognition unit 32 is successfully discerned the Internet video link of HTTP request message; Then resolve this HTTP request message through the signature in the signature storehouse by resolution unit 33; Extract the Internet video metamessage, wherein extract the Internet video metamessage and comprise extraction Internet video title and extract the Internet video type, perhaps only extract the Internet video title, extract the Internet video type.
The receiving element 31 of the identification equipment of embodiment of the invention Internet video, recognition unit 32 and resolution unit 33 in order to realize the corresponding flow process of each method among Fig. 2, repeat no more at this respectively.
Although illustrated and described specific embodiments of the present invention, yet do not deviating from exemplary embodiment of the present invention and more under the prerequisite of broad aspect, those skilled in the art obviously can make based on the teaching here and change and revise.Therefore, appended claim is intended to all that this type do not deviate from the true spirit of exemplary embodiment of the present invention and the variation and the change of scope is included within its scope.
Claims (10)
1. the recognition methods of an Internet video is characterized in that: may further comprise the steps:
Receive the HTTP request message;
Discern the Internet video link in the said HTTP request message;
If discern successfully, then resolve said HTTP request message, extract the Internet video metamessage.
2. method according to claim 1 is characterized in that: Internet video in the said HTTP request message of said identification link step comprises through the Internet video in the said HTTP request message of the Characteristic Recognition in the feature database and linking.
3. method according to claim 2 is characterized in that: a mark value attribute is arranged in the said characteristic, be used to indicate the Internet video link.
4. method according to claim 1 is characterized in that: the said HTTP request message of said parsing, extraction Internet video metamessage step comprises through the signature in the signature storehouse resolves said HTTP request message, extracts the Internet video metamessage.
5. according to claim 1 or 4 described methods, it is characterized in that: said extraction Internet video metamessage comprises extraction Internet video title and/or extracts the Internet video type.
6. the identification equipment of an Internet video is characterized in that comprising:
Receiving element is used to receive the HTTP request message;
Recognition unit is used for discerning the Internet video link of said HTTP request message;
Resolution unit is used to resolve said HTTP request message, extracts the Internet video metamessage.
7. equipment according to claim 6 is characterized in that: said recognition unit is through the link of the Internet video in the said HTTP request message of Characteristic Recognition in the feature database.
8. equipment according to claim 7 is characterized in that: a mark value attribute is arranged in the said characteristic, be used to indicate the Internet video link.
9. equipment according to claim 6 is characterized in that: said resolution unit is resolved said HTTP request message through the signature in the signature storehouse, extracts the Internet video metamessage.
10. according to claim 6 or 9 described equipment, it is characterized in that: said extraction Internet video metamessage comprises extraction Internet video title and/or extracts the Internet video type.
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Application publication date: 20120118 |