CN105933734A - Audio-video file acquisition method and audio-video file acquisition device - Google Patents
Audio-video file acquisition method and audio-video file acquisition device Download PDFInfo
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- CN105933734A CN105933734A CN201610339366.0A CN201610339366A CN105933734A CN 105933734 A CN105933734 A CN 105933734A CN 201610339366 A CN201610339366 A CN 201610339366A CN 105933734 A CN105933734 A CN 105933734A
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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
- H04N21/254—Management at additional data server, e.g. shopping server, rights management server
- H04N21/2541—Rights Management
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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
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
- H04N21/2351—Processing of additional data, e.g. scrambling of additional data or processing content descriptors involving encryption of additional data
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8358—Generation of protective data, e.g. certificates involving watermark
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/854—Content authoring
- H04N21/8547—Content authoring involving timestamps for synchronizing content
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Databases & Information Systems (AREA)
- Theoretical Computer Science (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses an audio-video file acquisition method and an audio-video file acquisition device, belonging to the technical field of computers. The method comprises the following steps of: receiving an acquisition request of acquiring an audio-video file, wherein the acquisition request is sent by a terminal; acquiring identification information which is used for indicating that the terminal requests for acquiring the audio-video file; feeding back the audio-video file and the identification information to the terminal, and storing the identification information in the audio-video file by the terminal. A problem that normal watching of users may be affected when copyright protection is carried out for the audio-video file through a watermark in the prior art is solved; and the effect of identifying a source of propagation of the audio-video file through the identification information stored in the audio-video file and further realizing copyright protection for the audio-video file is achieved.
Description
Technical field
The present embodiments relate to field of computer technology, particularly to a kind of audio-video document acquisition methods and
Device.
Background technology
In daily life, people would generally learn by the way of viewing audio frequency and video or entertain.
In prior art, in order to protect the copyright of audio frequency and video, a kind of common method is: server regards at sound
Embed watermark in Pin, so, download these audio frequency and video user and share these audio frequency and video to after other users,
Still the copyright of these audio frequency and video can be identified by this watermark.
Inventor, during realizing the embodiment of the present invention, finds that prior art at least there is problems in that
Can block the partial content in audio frequency and video due to watermark, therefore said method can affect user undoubtedly to this
The normal viewing of audio frequency and video.
Summary of the invention
In order to solve in above-mentioned prior art when audio frequency and video are carried out copyright protection, user can be affected sound is regarded
The problem of the normal viewing of frequency, embodiments provides a kind of audio-video document acquisition methods and device.
Described technical scheme is as follows:
First aspect, it is provided that a kind of audio-video document acquisition methods, described method includes:
Receive the acquisition request obtaining audio-video document that terminal sends；
Obtaining identification information, described identification information is used for representing that described terminal request obtains described audio-video document；
Feed back described audio-video document and described identification information described mark to be believed to described terminal, described terminal
Breath is stored in described audio-video document.
Second aspect, it is provided that a kind of audio-video document acquisition methods, described method includes:
Send and obtain the acquisition request of audio-video document to server；
Receiving audio-video document and the identification information of server feedback, described identification information is used for representing request
Obtain described audio-video document；
By described identification information storage in described audio-video document.
The third aspect, it is provided that a kind of audio-video document acquisition device, described device includes:
First receiver module, for receiving the acquisition request obtaining audio-video document that terminal sends；
Acquisition module, for obtaining for identification information, described identification information is used for representing described terminal request
Obtain described audio-video document；
Feedback module, is used for feeding back described audio-video document and described identification information to described terminal, described end
Described identification information is stored in described audio-video document by end.
Fourth aspect, it is provided that a kind of audio-video document acquisition device, described device includes:
Sending module, asks to server for sending the acquisition obtaining audio-video document；
Receiver module, for receiving audio-video document and the identification information of described server feedback, described mark
Knowledge information is used for representing audio-video document described in acquisition request；
Memory module, is used for described identification information storage in described audio-video document.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought includes:
By when receiving the acquisition request obtaining audio-video document that terminal sends, obtaining and be used for representing eventually
The identification information of end acquisition request audio-video document, feedback sound video file and identification information are to terminal, phase
Answering, after terminal receives audio-video document and identification information, terminal can be by identification information storage at sound
In video file；Solve time prior art carries out copyright protection by watermark to audio-video document, may
The problem that user normally watches can be affected；Reach to be identified by the identification information of storage in audio-video document
The propagating source of audio-video document, and then realize audio-video document is carried out the effect of copyright protection.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, institute in embodiment being described below
The accompanying drawing used is needed to be briefly described, it should be apparent that, the accompanying drawing in describing below is only the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawing can also be obtained according to these accompanying drawings.
Figure 1A and Figure 1B is the schematic diagram of the implementation environment involved by each embodiment of the present invention；
Fig. 2 is the flow chart of the audio-video document acquisition methods that one embodiment of the invention provides；
Fig. 3 is the flow chart of the audio-video document acquisition methods that another embodiment of the present invention provides；
Fig. 4 is video server feedback in the audio-video document acquisition methods that another embodiment of the present invention provides
Audio-video document and target sound video tab are to flow chart during terminal；
Fig. 5 is the schematic diagram of the audio-video document acquisition device that one embodiment of the invention provides；
Fig. 6 is the schematic diagram of the audio-video document acquisition device that another embodiment of the present invention provides；
Fig. 7 is the schematic diagram of the audio-video document acquisition device that one embodiment of the invention provides；
Fig. 8 is the schematic diagram of the audio-video document acquisition device that another embodiment of the present invention provides.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Embodiment is described in further detail.
Refer to Figure 1A, it illustrates involved by the audio-video document acquisition methods that each embodiment of the present invention provides
And the schematic diagram of implementation environment, as shown in Figure 1A, this implementation environment can include terminal 110 and audio frequency and video
Server 120.
Terminal 110 can be the terminal of such as mobile phone, panel computer, desktop computer, electronic reader etc.
This terminal 110 can be connected with audio/video server 120 by wired or wireless network.It is actual when realizing,
Terminal 110 can obtain audio-video document from audio/video server 120.
Audio/video server 120 can be a station server or the server cluster being made up of multiple servers.
In this audio/video server 120, storage has audio-video document.
Optionally, above-mentioned is to include that terminal 110 and audio/video server 120 are illustrated with implementation environment,
Optionally, refer to Figure 1B, this implementation environment can also include authentication server 130, this authentication service
Device 130 is connected with audio/video server 120, and this authentication server 130 is used for representing terminal 110 for generation
The identification information of audio-video document is obtained from audio/video server 120.
Refer to Fig. 2, the method that it illustrates the audio-video document acquisition methods that one embodiment of the invention provides
Flow chart, the present embodiment is illustrated in the implementation environment shown in Figure 1A with this audio-video document acquisition methods
Explanation.As in figure 2 it is shown, this audio-video document acquisition methods includes:
Step 201, terminal sends and obtains the acquisition request of audio-video document to audio/video server.
Step 202, audio/video server receives the acquisition request obtaining audio-video document that terminal sends.
Step 203, audio/video server obtains identification information, and identification information is used for representing that terminal request obtains sound
Video file.
Step 204, audio/video server feedback sound video file and identification information are to terminal.
Step 205, terminal receives audio-video document and the identification information of audio/video server feedback.
Step 206, terminal by identification information storage in audio-video document.
In sum, the audio-video document acquisition methods that the present embodiment provides, by receiving terminal transmission
Obtain audio-video document acquisition request time, obtain for represent terminal request obtain audio-video document mark
Knowledge information, feedback sound video file and identification information are to terminal, and accordingly, terminal receives audio frequency and video literary composition
After part and identification information, terminal can be by identification information storage in audio-video document；Solve existing skill
When art carries out copyright protection by watermark to audio-video document, the problem that user normally watches may be affected；
Reach to identify the propagating source of audio-video document, Jin Ershi by the identification information of storage in audio-video document
Now audio-video document is carried out the effect of copyright protection.
Refer to Fig. 3, the method that it illustrates the audio-video document acquisition methods that another embodiment of the present invention provides
Flow chart, the present embodiment is illustrated in the implementation environment shown in Figure 1A with this audio-video document acquisition methods
Explanation.As it is shown on figure 3, this audio-video document acquisition methods may include that
Step 301, terminal sends and obtains the acquisition request of audio-video document to audio/video server.
When user wants to obtain audio-video document, user can send acquisition request audio frequency and video literary composition with triggering terminal
The acquisition of part is asked to audio/video server.Wherein, acquisition request carries the files-designated of audio-video document
Know and the terminal iidentification of terminal；File identification can be audio-video document file ID (identity, identity),
File name or include simultaneously above-mentioned both；Terminal iidentification can be the device number of terminal, it is also possible to for end
The user account number that end logs in when obtaining audio-video document, this is not limited by the present embodiment.
Optionally, this acquisition request can be the online viewing request watching this audio-video document, or, under
Carry the download request of this audio-video document.Further, this audio-video document can be to download file or Streaming Media
File.Wherein, files in stream media can be FLV (Flash Video, stream media format) file, AVI
(Audio Vide, Audio Video Interleaved form), MPEG (Moving Picture Experts Group, dynamic
State motion picture expert group version) etc., this is not limited by the present embodiment.
Step 302, audio/video server receives the acquisition request obtaining audio-video document that terminal sends.
Step 303, audio/video server feedback sound video file is to terminal.
After audio/video server receives this acquisition request, audio/video server can be inquired about in acquisition request
The audio-video document corresponding to file identification carried, and this audio-video document inquired is fed back to terminal.
Concrete, audio-video document can be encapsulated as multiple audio frequency and video label by audio/video server, by terminal
This audio-video document is fed back to terminal by the mode feeding back the plurality of audio frequency and video label.
Illustrate with audio-video document for FLV file, audio/video server get correspondence FLV file it
After, according to FLV Document encapsulation FLV-TAG (Streaming Media label), by constantly to terminal feedback FLV-TAG
Mode files in stream media is fed back to terminal.Wherein, shown in the form of FLV-TAG such as table (1):
Table (1)
Wherein, TagType is tag types, and illustrates that as TagType=8 FLV file is audio frequency, when
Illustrate during TagType=9 that FLV file is video, illustrate that as TagType=18 FLV file is script data；
DataSize represents data field length；Timestamp represents the timestamp relative to first FLV TAG；
Timestamp Extended represents that timestamp extends；StreamID acquiescence is all 0；Data is concrete data
Content.
Step 304, audio/video server obtains for representing that terminal obtains the behavioural information of audio-video document.
After audio/video server receives acquisition request, audio/video server can obtain behavioural information.Its
In, behavioural information includes: the terminal iidentification of terminal, or, the terminal iidentification of terminal and audio-video document
File identification, or, the terminal iidentification of terminal and the timestamp receiving the request of acquisition, or, terminal
Terminal iidentification, the file identification of audio-video document and receive obtain request timestamp.
Optionally, when behavioural information includes file identification, audio/video server can be from obtaining request
Extract the file identification of this audio-video document；When behavioural information includes timestamp, audio/video server can
To obtain the UNIX timestamp received when acquisition is asked in audio/video server；When behavioural information includes
During terminal iidentification, audio/video server extracts the terminal iidentification in the request of acquisition.
The present embodiment is to include in behavioural information that file identification, timestamp and terminal iidentification illustrate simultaneously.
Step 305, behavioural information is encrypted by audio/video server according to predetermined encryption algorithm.
Predetermined encryption algorithm can be MD5 (Message Digest Algorithm5, Message Digest 5 the 5th
Version) algorithm, DES (Data Encryption Standard, symmetry algorithm), IDEA (International Data
Encryption Algorithm, IDEA), DSA (Digital Signature Algorithm,
Digital Signature Algorithm) or AES (Advanced Encryption Standard, Advanced Encryption Standard), this
It is implemented and does not limit by embodiment.
Step 306, the information that encryption is obtained by audio/video server is as identification information.
Step 307, audio/video server encapsulates target sound video tab, target sound video mark according to identification information
The tag types signed is preset kind, and preset kind is used for representing that target sound video tab is believed for package identification
Breath, the label substance of target sound video tab is identification information.
After getting identification information, audio/video server can regard according to this identification information encapsulation target sound
Frequency marking label.As a example by audio-video document is for FLV file, audio/video server can seal according to this identification information
Dress FLV-TAG.Wherein, the form of the FLV-TAG that encapsulation obtains and the form class shown in above-mentioned table (1)
Seemingly, except for the difference that, encapsulate the TagType in the FLV-TAG obtained is reserved value herein, such as 17, and should
Data in FLV-TAG is identification information.
Step 308, audio/video server feedback target audio frequency and video label is to terminal.
Optionally, audio/video server can be during feedback sound video file to terminal, feedback target
Audio frequency and video label is to terminal.This is it is to say, audio/video server is at the sound corresponding to feedback sound video file
During video tab, feedback target audio frequency and video label is to terminal.
Step 309, terminal receives audio-video document and the target sound video tab of audio/video server feedback.
Due to audio/video server can with the form feedback sound video file of audio frequency and video label to terminal, and with
The mode feedback indicator information of target sound video tab, therefore, accordingly, terminal can receive audio frequency and video
Each label of server feedback.After terminal receives the audio frequency and video label of audio/video server feedback,
Audio/video server can detect the tag types of audio frequency and video label, if tag types is 8 or 9, then and this sound
Video tab is used for representing audio-video document, and if tag types for preset label be such as 17, then this sound regards
Frequency marking label are target sound video tab.
Step 310, target sound video tab is stored in audio-video document by terminal.
If the testing result of terminal is tag types is preset kind, the most now, terminal is to receiving
Target sound video tab resolves, but directly stores this target sound video tab to the audio frequency and video literary composition received
In part.Optionally, the audio frequency and video label received and target sound video tab are stored by terminal successively.
Hereafter, when the audio-video document in terminal is shared to other users by user, due to this audio-video document
Middle storage has this identification information, and therefore, it can follow the trail of this audio-video document by this identification information is who is used
Family is shared, and then hits illegal propagation, it is achieved that the copyright protection to audio-video document.
In an application scenarios of the present embodiment, when user watches instructional video online, the end that user uses
End can send video-see and ask to audio/video server, and audio/video server receives this video-see please
After asking, this instructional video is encapsulated as FLV-TAG, and to each FLV-TAG of terminal feedback.Meanwhile,
After audio/video server receives video-see request, audio/video server can obtain the literary composition of instructional video
Part mark, terminal iidentification and timestamp, according to predetermined encryption algorithm to file identification, terminal iidentification and time
Between stab and be encrypted, using encrypted result as identification information.Hereafter, terminal encapsulates one according to identification information
Target FLV-TAG, the Tagtype=17 in this target FLV-TAG, and Data are this identification information, instead
Present this target FLV-TAG.Accordingly, terminal receive audio/video server feedback each FLV-TAG and
Target FLV-TAG, and it is stored jointly.Wherein, the Tagtype=17 during terminal detects FLV-TAG
Time, terminal can't resolve this FLV-TAG, but directly store.
In sum, the audio frequency and video acquisition methods that the present embodiment provides, by receiving obtaining of terminal transmission
When taking the acquisition request of audio-video document, obtain for representing that terminal request obtains the mark letter of audio-video document
Breath, feedback sound video file and identification information are to terminal, accordingly, terminal receive audio-video document and
After identification information, terminal can be by identification information storage in audio-video document；Solve in prior art
When audio-video document being carried out copyright protection by watermark, the problem that user normally watches may be affected；Reach
To identifying the propagating source of audio-video document by the identification information of storage in audio-video document, and then realize
Audio-video document is carried out the effect of copyright protection.
Owing to identification information is according to predetermined encryption algorithm behavioural information to encrypt the information that obtains, therefore, when
In the case of lawless person does not knows AES, even if its misfortune has taken identification information, it also cannot know this
The particular content of identification information, namely this identification information cannot be distorted, reach to avoid mark
After information is tampered, it is impossible to audio-video document is carried out the effect of copyright protection.
First that needs explanation is that above-described embodiment simply regards with audio/video server one target sound of feedback
Frequency marking label are illustrated to terminal, optionally, owing to audio/video server feedback target audio frequency and video label is to terminal
Time, terminal may be caused this target sound video tab can not be received because of packet loss.Therefore, in order to
Avoid the terminal caused because of packet loss cannot receive the problem of target sound video tab, actual when realizing, sound
Video server can feed back at least two target sound video tab to terminal.Optionally, audio/video server
Target sound at least twice can be fed back at random during the FLV-TAG corresponding to feedback sound video file
Video tab is to terminal.
Such as, refer to Fig. 4, it illustrates audio/video server and feed back twice two targets FLV-TAG at random
Schematic diagram to terminal.
Above-mentioned is to feed back at least two target sound video tab at random with audio/video server to illustrate to terminal
Illustrating, optionally, audio/video server can also be spaced one target sound video mark of transmission at predetermined time intervals
Sign to terminal.Such as, during the transmission of the FLV-TAG corresponding to audio-video document, audio frequency and video service
Device sent target FLV-TAG to terminal every 1 minute.
The second point of needs explanation is, during feedback at least two target sound video tab to terminal,
In order to save audio/video server feedback label to the resource consumed required in the feedback procedure of terminal, Yi Jijie
Province's terminal storage target sound video tab is to the memory space taken required during audio-video document, and terminal successfully connects
After receiving target sound video tab, terminal can be with feedback acknowledgment information to audio/video server, accordingly,
Audio/video server can receive this confirmation, and, after receiving this confirmation, not followed by
Continue to terminal feedback target sound video tab.
Need explanation thirdly, above-mentioned simply with this audio-video document acquisition methods for shown in Figure 1A
Implementation environment illustrates, optionally, when this audio-video document acquisition methods is for the reality shown in Figure 1B
When executing environment, audio/video server obtains the step of identification information and may include that
First, audio/video server obtains for representing that terminal obtains the behavioural information of audio-video document.
This step is similar with step 304, does not repeats them here.
Second, audio/video server sends behavior information to authentication server.
3rd, behavioural information is encrypted by authentication server according to predetermined encryption algorithm.
This step is similar with step 305, does not repeats them here.
Optionally, if behavioural information includes terminal iidentification, then authentication server can be according in behavioural information
Terminal iidentification detection user the most legal；If behavioural information includes file identification, then authentication server root
The most legal according to this document label detection audio-video document；Then when authenticating result is legal, just can be to row
Being encrypted for information, this is not limited by the present embodiment.
4th, the information that encryption is generated by authentication server is as identification information feedback to audio/video server.
When authentication server feedback indicator information is to audio/video server, authentication server can pass through present count
According to exchange agreement by this identification information feedback to audio/video server.Such as: authentication server uses protobuf
Agreement by identification information feedback to audio/video server.So, even if lawless person robs gets this identification information,
But also due to do not know data exchange agreement and this identification information of None-identified, and then this mark cannot be distorted
Knowledge information, it is to avoid in audio-video document, the identification information of storage is tampered, and then causes tracking biography
The problem broadcasting source.
5th, audio/video server receives the identification information of authentication server feedback.
The 4th that needs explanation is that above-described embodiment is simply used for obtaining audio-video document in this way and lifts
Example illustrates, optionally, the method can be also used for obtaining picture file.Such as, server receives terminal
After the acquisition for acquisition request picture sent is asked, obtain for representing that terminal obtains picture file
Identification information, this identification information is stored in figure by feedback picture file and this identification information to terminal, terminal
Sheet file.So, user, when propagating picture file, comprises this identification information in the picture file of propagation.
Can determine that this picture file is that who user propagates by this identification information that is, follow-up, protect this
The copyright of picture file.
The 5th that needs explanation is that the above-mentioned step about video server side can be implemented separately as video
The audio-video document acquisition methods of server side, becomes end side about no longer can being implemented separately of end side
Audio frequency and video acquisition methods.
Refer to Fig. 5, it illustrates the structure of the audio-video document acquisition device that one embodiment of the invention provides
Schematic diagram, this audio-video document acquisition device can be implemented as by software, hardware or a combination of both
All or part of in audio/video server.As it is shown in figure 5, this audio-video document acquisition device can wrap
Include: the first receiver module 510, acquisition module 520 and feedback module 530.
First receiver module 510, for receiving the acquisition request obtaining audio-video document that terminal sends；
Acquisition module 520, is used for obtaining identification information, and described identification information is used for representing that described terminal request obtains
Take described audio-video document；
Feedback module 530, is used for feeding back described audio-video document and described identification information extremely described terminal, described
Described identification information is stored in described audio-video document by terminal.
In sum, the audio-video document acquisition device that the present embodiment provides, by receiving terminal transmission
Obtain audio-video document acquisition request time, obtain for represent terminal request obtain audio-video document mark
Knowledge information, feedback sound video file and identification information are to terminal, and accordingly, terminal receives audio frequency and video literary composition
After part and identification information, terminal can be by identification information storage in audio-video document；Solve existing skill
When art carries out copyright protection by watermark to audio-video document, the problem that user normally watches may be affected；
Reach to identify the propagating source of audio-video document, Jin Ershi by the identification information of storage in audio-video document
Now audio-video document is carried out the effect of copyright protection.
Refer to Fig. 6, it illustrates the structure of the audio-video document acquisition device that one embodiment of the invention provides
Schematic diagram, this audio-video document acquisition device can be implemented as by software, hardware or a combination of both
All or part of in video server.As shown in Figure 6, this audio-video document acquisition device may include that
First receiver module 610, acquisition module 620 and feedback module 630.
First receiver module 610, for receiving the acquisition request obtaining audio-video document that terminal sends；
Acquisition module 620, is used for obtaining identification information, and described identification information is used for representing that described terminal request obtains
Take described audio-video document；
Feedback module 630, is used for feeding back described audio-video document and described identification information extremely described terminal, described
Described identification information is stored in described audio-video document by terminal.
Optionally, described acquisition module 620, including:
Acquiring unit 621, for obtaining for representing that described terminal obtains the behavior letter of described audio-video document
Breath；Described behavioural information includes: the terminal iidentification of described terminal, or, the terminal iidentification of described terminal and
The file identification of described audio-video document, or, the terminal iidentification of described terminal is asked with receiving described acquisition
The timestamp asked, or, the terminal iidentification of described terminal, the file identification of described audio-video document and reception
To the described timestamp obtaining request；
Ciphering unit 622, for being encrypted described behavioural information according to predetermined encryption algorithm；
Determine unit 623, for described ciphering unit 622 is encrypted the information obtained as described identification information.
Optionally, described feedback module 630, including:
Encapsulation unit 631, for encapsulating target sound video tab according to described identification information, described target sound regards
The tag types of frequency marking label is preset kind, and described preset kind is used for representing that described target sound video tab is used
In encapsulating described identification information, the label substance of described target sound video tab is described identification information；
Feedback unit 632, the described target sound video tab obtained for feeding back described encapsulation unit 631 to encapsulate
To described terminal.
Optionally, described feedback module 630, it is additionally operable to feeding back the described audio-video document mistake to described terminal
Cheng Zhong, feeds back the most described identification information to described terminal.
Optionally, described device also includes:
Second receiver module 640, for receiving the confirmation of described terminal feedback, described confirmation is institute
State terminal and be successfully received feedack after described identification information；
Stopping modular 650, for after described second receiver module 640 receives described confirmation, stops
Only feed back described identification information to described terminal.
In sum, the audio-video document acquisition device that the present embodiment provides, by receiving terminal transmission
Obtain audio-video document acquisition request time, obtain for represent terminal request obtain audio-video document mark
Knowledge information, feedback sound video file and identification information are to terminal, and accordingly, terminal receives audio frequency and video literary composition
After part and identification information, terminal can be by identification information storage in audio-video document；Solve existing skill
When art carries out copyright protection by watermark to audio-video document, the problem that user normally watches may be affected；
Reach to identify the propagating source of audio-video document, Jin Ershi by the identification information of storage in audio-video document
Now audio-video document is carried out the effect of copyright protection.
Owing to identification information is according to predetermined encryption algorithm behavioural information to encrypt the information that obtains, therefore, when
In the case of lawless person does not knows AES, even if its misfortune has taken identification information, it also cannot know this
The particular content of identification information, namely this identification information cannot be distorted, reach to avoid mark
After information is tampered, it is impossible to audio-video document is carried out the effect of copyright protection.
Refer to Fig. 7, it illustrates the structure of the audio-video document acquisition device that one embodiment of the invention provides
Schematic diagram, this audio-video document acquisition device can be implemented as by software, hardware or a combination of both
All or part of in terminal.As it is shown in fig. 7, this audio-video document acquisition device may include that transmission
Module 710, receiver module 720 and memory module 730.
Sending module 710, asks to server for sending the acquisition obtaining audio-video document；
Receiver module 720, for receiving audio-video document and the identification information of described server feedback, described
Identification information is used for representing audio-video document described in acquisition request；
Memory module 730, is used for described identification information storage in described audio-video document.
In sum, the audio-video document acquisition device that the present embodiment provides, by receiving audio frequency and video literary composition
Part and for represent obtain this audio-video document identification information after, by identification information storage audio frequency and video literary composition
In part；Solve time prior art carries out copyright protection by watermark to audio-video document, may affect
The problem that user normally watches；Reach to identify audio frequency and video by the identification information of storage in audio-video document
The propagating source of file, and then realize audio-video document is carried out the effect of copyright protection.
Refer to Fig. 8, it illustrates the structure of the audio-video document acquisition device that one embodiment of the invention provides
Schematic diagram, this audio-video document acquisition device can be implemented as by software, hardware or a combination of both
All or part of in terminal.As shown in Figure 8, this audio-video document acquisition device may include that transmission
Module 810, receiver module 820 and memory module 830.
Sending module 810, asks to server for sending the acquisition obtaining audio-video document；
Receiver module 820, for receiving audio-video document and the identification information of described server feedback, described
Identification information is used for representing audio-video document described in acquisition request；
Memory module 830, is used for described identification information storage in described audio-video document.
Optionally, described receiver module 820, it is additionally operable to receive the target sound video tab of described server feedback,
The tag types of described target sound video tab is preset kind, and described preset kind is used for representing that described sound regards
Frequency marking label are used for encapsulating described identification information, and the label substance of described target sound video tab is described mark letter
Breath.
Optionally, described receiver module 820, including:
Receive unit 821, for receiving the audio frequency and video label of described server feedback；
Whether detector unit 822, be described preset kind for detecting the tag types of described audio frequency and video label；
Determine unit 823, for the testing result of described detector unit 822 be described tag types be described
During preset kind, described audio frequency and video label is defined as described target sound video tab.
Optionally, described device also includes:
Feedback module 840, for after being successfully received described identification information, feedback acknowledgment information is to described
Server, described confirmation is used for indicating described server to stop feeding back described identification information.
In sum, the audio-video document acquisition device that the present embodiment provides, by receiving audio frequency and video literary composition
Part and for represent obtain this audio-video document identification information after, by identification information storage audio frequency and video literary composition
In part；Solve time prior art carries out copyright protection by watermark to audio-video document, may affect
The problem that user normally watches；Reach to identify audio frequency and video by the identification information of storage in audio-video document
The propagating source of file, and then realize audio-video document is carried out the effect of copyright protection.
Owing to identification information is according to predetermined encryption algorithm behavioural information to encrypt the information that obtains, therefore, when
In the case of lawless person does not knows AES, even if its misfortune has taken identification information, it also cannot know this
The particular content of identification information, namely this identification information cannot be distorted, reach to avoid mark
After information is tampered, it is impossible to audio-video document is carried out the effect of copyright protection.
Meanwhile, after being successfully received identification information, by feedback acknowledgment information to video server, make
Video server does not continues to send this identification information to terminal, save Internet resources and receive mark
The memory space of required consumption during this identification information is stored after knowledge information.
It should be noted that the audio-video document acquisition device that above-described embodiment provides, only with above-mentioned each function
The division of module is illustrated, and in actual application, can distribute above-mentioned functions by not as desired
With functional module complete, the internal structure of equipment will be divided into different functional modules, above to complete
The all or part of function described.It addition, the audio-video document acquisition device of above-described embodiment offer and sound
The embodiment of the method for video file acquisition method belongs to same design, and it implements process and refers to method enforcement
Example, repeats no more here.
It should be appreciated that it is used in the present context, unless exception, odd number clearly supported in context
Form " one " (" a ", " an ", " the ") is intended to also include plural form.It is to be further understood that at this
The "and/or" used in literary composition refers to any and institute of or more than one project listed explicitly
Likely combine.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can be passed through
Hardware completes, it is also possible to instructing relevant hardware by program and complete, described program can be stored in
In a kind of computer-readable recording medium, storage medium mentioned above can be read-only storage, disk or
CD etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all the present invention's
Within spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in the present invention's
Within protection domain.
Claims (18)
1. an audio-video document acquisition methods, it is characterised in that described method includes:
Receive the acquisition request obtaining audio-video document that terminal sends；
Obtaining identification information, described identification information is used for representing that described terminal request obtains described audio-video document；
Feed back described audio-video document and described identification information described mark to be believed to described terminal, described terminal
Breath is stored in described audio-video document.
Method the most according to claim 1, it is characterised in that described acquisition identification information, including:
Obtain for representing that described terminal obtains the behavioural information of described audio-video document；Described behavioural information bag
Include: the terminal iidentification of described terminal, or, the terminal iidentification of described terminal and the literary composition of described audio-video document
Part identifies, or, the terminal iidentification of described terminal and the timestamp receiving described acquisition request, or,
The terminal iidentification of described terminal, the file identification of described audio-video document and receive described obtain request time
Between stab；
According to predetermined encryption algorithm, described behavioural information is encrypted；
Information encryption obtained is as described identification information.
Method the most according to claim 1, it is characterised in that the described identification information of described feedback is to institute
State terminal, including:
Target sound video tab, the tag types of described target sound video tab is encapsulated according to described identification information
For preset kind, described preset kind is used for representing that described target sound video tab is for encapsulating described mark letter
Breath, the label substance of described target sound video tab is described identification information；
Feed back described target sound video tab to described terminal.
Method the most according to claim 1, it is characterised in that the described identification information of described feedback is to institute
State terminal, including:
During feeding back described audio-video document extremely described terminal, feed back the most described identification information
To described terminal.
Method the most according to claim 4, it is characterised in that described method also includes:
Receiving the confirmation of described terminal feedback, described confirmation is described in described terminal is successfully received
Feedack after identification information；
After receiving described confirmation, stop feeding back described identification information to described terminal.
6. an audio-video document acquisition methods, it is characterised in that described method includes:
Send and obtain the acquisition request of audio-video document to server；
Receiving audio-video document and the identification information of described server feedback, described identification information is used for representing
Audio-video document described in acquisition request；
By described identification information storage in described audio-video document.
Method the most according to claim 6, it is characterised in that described reception server feedback mark letter
Breath, including:
Receive the target sound video tab of described server feedback, the tag types of described target sound video tab
For preset kind, described preset kind be used for representing described audio frequency and video label for encapsulating described identification information,
The label substance of described target sound video tab is described identification information.
Method the most according to claim 7, it is characterised in that the described server feedback of described reception
Target sound video tab, including:
Receive the audio frequency and video label of described server feedback；
Whether the tag types detecting described audio frequency and video label is described preset kind；
If described preset kind, then described audio frequency and video label is defined as described target sound video tab.
9. according to the arbitrary described method of claim 6 to 8, it is characterised in that described method also includes:
After being successfully received described identification information, feedback acknowledgment information to described server, described confirmation
Information is used for indicating described server to stop feeding back described identification information.
10. an audio-video document acquisition device, it is characterised in that described device includes:
First receiver module, for receiving the acquisition request obtaining audio-video document that terminal sends；
Acquisition module, for obtaining for identification information, described identification information is used for representing described terminal request
Obtain described audio-video document；
Feedback module, is used for feeding back described audio-video document and described identification information to described terminal, described end
Described identification information is stored in described audio-video document by end.
11. devices according to claim 10, it is characterised in that described acquisition module, including:
Acquiring unit, for obtaining for representing that described terminal obtains the behavioural information of described audio-video document；
Described behavioural information includes: the terminal iidentification of described terminal, or, the terminal iidentification of described terminal and described
The file identification of audio-video document, or, the terminal iidentification of described terminal and receive described obtain request
Timestamp, or, the terminal iidentification of described terminal, the file identification of described audio-video document and receive institute
State the timestamp of the request of acquisition；
Ciphering unit, for being encrypted described behavioural information according to predetermined encryption algorithm；
Determine unit, for described ciphering unit is encrypted the information obtained as described identification information.
12. devices according to claim 10, it is characterised in that described feedback module, including:
Encapsulation unit, for encapsulating target sound video tab, described target sound video according to described identification information
The tag types of label is preset kind, and described preset kind is used for representing that described target sound video tab is used for
Encapsulating described identification information, the label substance of described target sound video tab is described identification information；
Feedback unit, is used for feeding back described encapsulation unit and encapsulates the described target sound video tab obtained to the most described
Terminal.
13. devices according to claim 10, it is characterised in that
Described feedback module, is additionally operable to during feeding back described audio-video document extremely described terminal, feedback
The most described identification information is to described terminal.
14. devices according to claim 13, it is characterised in that described device also includes:
Second receiver module, for receiving the confirmation of described terminal feedback, described confirmation is described
Terminal is successfully received feedack after described identification information；
Stopping modular, for after described second receiver module receives described confirmation, stops feedback
Described identification information is to described terminal.
15. 1 kinds of audio-video document acquisition device, it is characterised in that described device includes:
Sending module, asks to server for sending the acquisition obtaining audio-video document；
Receiver module, for receiving audio-video document and the identification information of described server feedback, described mark
Knowledge information is used for representing audio-video document described in acquisition request；
Memory module, is used for described identification information storage in described audio-video document.
16. devices according to claim 15, it is characterised in that
Described receiver module, is additionally operable to receive the target sound video tab of described server feedback, described target
The tag types of audio frequency and video label is preset kind, and described preset kind is used for representing that described audio frequency and video label is used
In encapsulating described identification information, the label substance of described target sound video tab is described identification information.
17. devices according to claim 16, it is characterised in that described receiver module, including:
Receive unit, for receiving the audio frequency and video label of described server feedback；
Whether detector unit, be described preset kind for detecting the tag types of described audio frequency and video label；
Determine unit, for the testing result of described detector unit be described tag types be described default class
During type, described audio frequency and video label is defined as described target sound video tab.
18. according to the arbitrary described device of claim 15 to 17, it is characterised in that described device also wraps
Include:
Feedback module, is used for after being successfully received described identification information, feedback acknowledgment information to described clothes
Business device, described confirmation is used for indicating described server to stop feeding back described identification information.
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