CN101662628A - Multimedia storage method, system and device - Google Patents
Multimedia storage method, system and device Download PDFInfo
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- CN101662628A CN101662628A CN200810198083A CN200810198083A CN101662628A CN 101662628 A CN101662628 A CN 101662628A CN 200810198083 A CN200810198083 A CN 200810198083A CN 200810198083 A CN200810198083 A CN 200810198083A CN 101662628 A CN101662628 A CN 101662628A
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Abstract
The invention relates to multimedia storage method, system and device. The multimedia storage method comprises the following steps: acquiring a user recording program list and recording document information of the recorded multimedia contents; judging whether to accept or reject the recorded multimedia contents according to the user recording program list and the recording document information, saving necessary recording documents in the recorded multimedia contents according to the result of the judgment, and deleting unnecessary recording documents in the recorded multimedia contents. The user recording program list is used for providing time shifting service or/and review service. The technical scheme can share one recording document in a time shifting and review mode, reduce the IO resources by writing and storing with one media server, double the recording performance of the media server and also reduce the storage space waste of the recorded contents of the time shifting programs.
Description
Technical field
The present invention relates to the network multimedia field, relate in particular to a kind of multimedia storage method, system and equipment.
Background technology
(Internet Protocol Television, the IPTV) service that can provide multiple traditional tv to provide for the user is such as time shift with review for Web TV.
Time shift is breaking away from user time, mainly highlight is being in the program of main forms with live, the user can be directly carries out rewind down, time-out, forwarding operation (rewind down or suspend then can carry out F.F. until catching up with current playing progress rate) to satellite TV's content of current broadcast and program, so time shift also often is called timely time shift.
The time listing of reviewing exactly live television programming adds in the network visual-signal system platform, by system automatically according to the rendition list with different performance recordings in network visual-signal system, and at electric program menu (Electronic Program Guide, EPG) present in, the program that makes things convenient for user's program request once to play also often is called the menu time shift so review.
No matter be time shift or review, its know-why is all the same substantially, exactly need in the satellite TV of current broadcast perhaps program carry out real-time recording.The recorded content time ratio that time shift needs is shorter, in hour, be generally about two hours, and be the process of a deletion while recording.And it is long to review the recorded content time that needs, in the sky, and general all the elements that require to record week age.
In realizing process of the present invention, the inventor finds, in existing technical scheme, for time shift with to review content be to record respectively,, take two parts of memory spaces owing to separately record, wasted a large amount of storage resources, particularly more obvious in the many existing network office point wasted storage of channel.
Summary of the invention
Technical problem to be solved by this invention is, a kind of multimedia storage method, system and equipment are provided.Can save the storage resources that time shift is provided in the IPTV business and takies when reviewing, and improve the recording performance of media server.
In order to solve the problems of the technologies described above, on the one hand, embodiments of the invention provide a kind of multimedia storage method, comprising: the recorded file information of obtaining user's program recording list and the content of multimedia of recording; According to user's program recording list and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and, delete unwanted recorded file in the described content of multimedia of recording according to the recorded file that the result that described choice is judged keeps needs in the described content of multimedia of recording; Wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.
On the other hand, embodiments of the invention provide a kind of multimedia system, comprising: the media record server is used for the content of multimedia of current broadcast is recorded, and obtains to record recorded file and the recorded file information of finishing; Record Control Server, be used for according to user's program recording list information and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and keep the recorded file of needs in the described content of multimedia of recording according to the result that described choice is judged, delete unwanted recorded file in the described content of multimedia of recording, wherein, described user's program recording list is meant and can provides the time shift service or/and review the programme of the program of service.
Accordingly, embodiments of the invention also provide a kind of multimedia server, comprising: acquisition module is used to obtain user's program recording list and the recorded file information of the content of multimedia recorded; Processing module, be used for according to user's program recording list information and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and keep the recorded file of needs in the described content of multimedia of recording according to the result that described choice is judged, delete unwanted recorded file in the described content of multimedia of recording, wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.
The technical scheme that provides in the embodiment of the invention is provided, can realize time shift and review shared a recorded file, reduced by one road media server and write the IO resource of storage, made the media server recording performance promote one times, also reduced the waste of time shift program recorded content simultaneously memory space.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of composition schematic diagram of the multimedia system in the inventive embodiments;
Fig. 2 is the structural representation of recording Control Server one embodiment among Fig. 1;
Fig. 3 is the structural representation of processing module one embodiment among Fig. 2;
Fig. 4 is the multimedia system structural representation in the embodiment of the invention;
Fig. 4 a is another structural representation of the multimedia system in the embodiment of the invention;
Fig. 5 is the schematic flow sheet of the multimedia storage method in the embodiment of the invention;
Fig. 6 is another schematic flow sheet of the multimedia storage method in the embodiment of the invention;
Fig. 7 is the relevant embodiment schematic diagram of recording with storage condition when recording Control Server and accept or reject;
Fig. 8 is a schematic flow sheet of accepting or rejecting judgement in the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
As shown in Figure 1, be a kind of composition schematic diagram of the multimedia system in the embodiment of the invention.This multimedia system can comprise:
Wherein, when generally recording, be that continuous uninterrupted is recorded.It is a kind of technology of media record storage that the mode that adopts file to cut into slices is recorded, this technology is that continuous video flowing is cut according to certain time length, and by the encapsulation of packing of certain form, save as one by one little media file sheet, the packaged media file sheet of packing includes information such as medium stream information, bag sequence number, timestamp.Media server can unpack these media file sheets, and according to these Media Streams of information played in order such as bag sequence number, timestamps.
Record Control Server 102, be used for according to user's programme information and the described section fileinfo of recording, the described content of multimedia of recording is accepted or rejected judgement, and record the section file according to what the result that described choice is judged kept needs in the described content of multimedia of recording, delete the unwanted section file of recording in the described content of multimedia of recording, wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.This user's program recording list can be to preserve in advance in recording Control Server, also can be to preserve (as content management server) in other servers, records Control Server again and obtains from other servers.
Usually, be to determine which program to provide by operator to review and time shift, and the concrete time of reviewing with time shift, such as, operator can determine the user for a certain colony that 7*15 hour the service of reviewing of channel A is provided, 2 hours the time shift service of channel A is provided simultaneously, be meant in user's program recording list of the user of this colony so 7*15 hour the program of channel A and current time to before program in 2 hours.Because what provide reviews the part that repetition is arranged with the program of time shift, so need time shift in the scheme that the embodiment of the invention provides and review programme content and accept or reject and judge that the back is in unified preservation again.
In this embodiment, as shown in Figure 2, recording Control Server 102 can comprise: acquisition module 20 is used to obtain user's program recording list and the recorded file information of the content of multimedia recorded; Processing module 22, be used for according to user's programme information and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and, delete unwanted recorded file in the described content of multimedia of recording according to the recorded file that the result that described choice is judged keeps needs in the described content of multimedia of recording.Wherein, described processing module 22 makes trade-offs judgement and can regularly carry out; Recorded file specifically can be to record the section file; User's program recording list can be to preserve in advance in recording Control Server, also can be to preserve (as content management server) in other servers, records Control Server again and obtains from other servers.
Wherein, in this embodiment, as shown in Figure 3, processing module 22 can further comprise:
Preserve module 222, being used for working as described judged result is, the above records section file content beginning and ending time and described time shift time window existence common factor at time shaft, or, when described judged result is, the above is recorded section file content beginning and ending time and described time shift time window and is not had common factor at time shaft, when the above records the time range existence common factor of section file content beginning and ending time and user's program recording list at time shaft simultaneously, notify described content management server to preserve the described section fileinfo of recording.
Removing module 224, being used for working as described judged result is, the above is recorded section file content beginning and ending time and described time shift time window and is not had common factor at time shaft, simultaneously there is not common factor in the above time range of recording section file content beginning and ending time and user's program recording list at time shaft, notifies described media record server to delete the described section file of recording.
As shown in Figure 4, the multimedia system in the embodiment of the invention also can comprise content management server 103, and what be used to write down needs records the section fileinfo, and sets up the mapping relations of recording between section file and the user's program recording list.As, according to subordinate channel and the beginning and ending time information in the section fileinfo recorded of recording that Control Server 102 notice preserves, set up the mapping relations of recording between section file and the user's program recording list.
Simultaneously, content management server 103 also is used in the startup time shift and records or review when recording, having judged whether the media record startup of server records, if have, then select described media record server to record or review the media record server of recording as this time shift, and notice is recorded Control Server and is recorded control, if do not have, then select suitable media record server to record or review the media record server of recording, and notify this media record server to record as this time shift.
Promptly record or review when recording starting a time shift, judged whether that at first the media record startup of server has been arranged and reviewed and record or time shift is recorded when content management server 103.If have, then select this media record server to record or review the media record server of recording as this time shift, but do not notify this media record server one tunnel IO resource of writing storage that recurs to record, but directly notice is recorded Control Server record time shift recording state or is reviewed recording state; If no, then select suitable media record server to record or review the media record server of recording, and notify this media record server to record as this time shift.Then in Ci Shi the multimedia system relation of each server shown in Fig. 4 a.
The scheme that the embodiment of the invention provided, on the content recording technology basis of slicing mode, realize time shift and review shared a recorded file, reduced by one road media server and write the IO resource of storage, make the media server recording performance promote one times, also reduced of the waste of time shift program recorded content simultaneously memory space.
On the other hand, as shown in Figure 5, also provide a kind of multimedia storage method (wherein, below among each embodiment definition and the foregoing description consistent of noun) in the embodiment of the invention, comprised following flow process:
501, obtain user's program recording list and the recorded file information of the content of multimedia recorded.
502, according to user's program recording list and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and keep the recorded file of needs in the described content of multimedia of recording according to the result that described choice is judged, delete unwanted recorded file in the described content of multimedia of recording, wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service, the recorded file of described needs is used to offer the time shift service or the service of reviewing is used, described recorded file comprises records the section file, recorded file information comprises records the section fileinfo, as records the section file name, record section file content beginning and ending time information.
This step can comprise: a, basis are recorded the relation that the section fileinfo is judged current time shift time window and recorded the section file; B, if the above is recorded section file content beginning and ending time and described time shift time window and exists and occur simultaneously at time shaft, then keep the described section file of recording, as, temporarily do not handle the described section file of recording, it is offered the time-shifting function use as the time shift content; C, if the above is recorded section file content beginning and ending time and described time shift time window and is not had common factor at time shaft, judge then at time shaft whether the above time range of recording section file content beginning and ending time and user's program recording list exists common factor, if there is the then described section fileinfo of recording of content of announcement management server preservation that occurs simultaneously, offer the look back function use as reviewing content, if do not exist common factor then to notify the deletion of media record server the described section file of recording.
Wherein, before step 501, also can comprise: 500, the content of multimedia of current broadcast is recorded in the mode of file section, recording the section file and recording the section fileinfo of finishing recorded in acquisition, and the described section fileinfo of recording comprises title, the beginning and ending time information of recording the section file.
In step 502, can regularly accept or reject judgement to the content of multimedia of recording, then according to the concrete regularly difference of situation, the section file of recording that current needs are accepted or rejected judgement has a plurality of, be to carry out before and after not necessarily needing between step 500 and step 501 and 502, can recorded a plurality of record the section file after many again these record the section file and accept or reject judgement, do not finish one and promptly accept or reject judgement after recording the section file and do not need whenever to record again.
After step 502, also can comprise: 503, the recorded file information of the described needs of record, and record the mapping relations of cutting into slices between file and the user's program recording list.As, record subordinate channel and beginning and ending time information in the section fileinfo according to what notice in the step 502 was preserved, set up the mapping relations of recording between section file and the user's program recording list.
As shown in Figure 6, the schematic flow sheet for another specific embodiment of multimedia storage method among the present invention comprises:
601, content management server is recorded or is reviewed when recording starting a time shift, has judged whether that at first the media record startup of server has been arranged and has reviewed and record or time shift is recorded.
If have, then select this server to record or review the server of recording as time shift, but do not notify this media record server one tunnel IO resource of writing storage that recurs to record, but directly notice is recorded Control Server record time shift recording state or is reviewed recording state.
602, the media record server is recorded and is finished one and record the section file, reports to record the section fileinfo and give and record Control Server.
Recording Control Server preserves the section fileinfo of recording that receives.
603, record Control Server and regularly the untreated section fileinfo of preserving of recording is accepted or rejected judgement according to user's program recording list.Record the section file for what exist to occur simultaneously, record Control Server and record before the section file skids off the time shift time window fully, all temporarily do not handle, use to offer user's time shift at these with the time shift time window.Described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.
For current skidded off the time shift time window fully record the section file, judge again that then these record the section file content beginning and ending time and whether exist with the time range of user's program recording list and occur simultaneously.If exist to occur simultaneously, illustrate that then these record the section file and provide to the user and review use, the content of announcement management server is preserved these and is recorded the section fileinfo.
If there is no occur simultaneously, illustrate that then these record the section file is redundant, notice media record server is deleted these and is recorded the section file.
Content management server is set up the mapping relations of recording between section file and the user's program recording list according to subordinate channel and the beginning and ending time information in the section fileinfo recorded of recording that Control Server notice preserves.
Wherein, 601, the relation that does not have inevitable order to carry out between 602 and 603, such as, to accept or reject when handling recording Control Server, the media record server can be recorded recording the section file and report and recording Control Server and store and record the section fileinfo of other.But understanding easily for the same section file of recording then needs to record earlier reprocessing.Other situations are also similar, do not do herein and give unnecessary details.
As shown in Figure 7, relevant recording and the specifying of storage condition when recording Control Server and accept or reject.As shown in the figure, T-a to T-b, T-c to T-d, T-e represents three program recordings respectively to T-f, T-1, T-2, T-3, T-4 4 of recording of presentation medium server respectively record the section file.
The media record server carries out continual content and records according to recording the section file mode recording beginning back, records the section file of finishing of recording and reports and record Control Server and accept or reject judgement, accepts or rejects and judges flow process as shown in Figure 8.As follows in conjunction with Fig. 7 to accepting or rejecting process description:
801, record that Control Server receives that the media record server reports one record section fileinfo (as figure t4, record comprise in the section fileinfo record section file subordinate channel, record the section file content beginning and ending time etc.).
802, record Control Server regularly retrieve current skid off the time shift time window fully record section file (as figure T1, T2, T3, T4).
803, judge that these record the section file content beginning and ending time and whether exist with the time range of user's program recording list and occur simultaneously.Occur simultaneously if exist, illustrate that then these record the section file and provide to the user and review use, the content of announcement management server is preserved these and is recorded section fileinfo (as figure T1, T2, T3), records section file (as figure T4) otherwise notify the media record server to delete these.Wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.
804, record section file (as figure t1, t2, t3, t4) for what exist to occur simultaneously with the time shift time window, then whether whether there is common factor no matter record Control Server with the time range of user's program recording list, before these are recorded section file skid off the time shift time window fully, all temporarily do not handle, use to offer user's time shift.
In the scheme that the embodiment of the invention provided, on the content recording technology basis of slicing mode, according to user's program recording list the recorded program content is preserved and deleted, realize time shift and review shared a recorded file, reduced by one road media server and write the IO resource of storage, make the media server recording performance promote one times, also reduced of the waste of time shift program recorded content simultaneously memory space.
Device embodiment described above only is schematic, wherein said unit as the separating component explanation can or can not be physically to separate also, the parts that show as the unit can be or can not be physical locations also, promptly can be positioned at a place, perhaps also can be distributed on a plurality of network element.Can select wherein some or all of module to realize the purpose of present embodiment scheme according to the actual needs.Those of ordinary skills promptly can understand and implement under the situation of not paying performing creative labour.
Through the above description of the embodiments, those skilled in the art can be well understood to each execution mode and can realize by the mode that software adds essential general hardware platform, can certainly pass through hardware.Based on such understanding, the part that technique scheme contributes to prior art in essence in other words can embody with the form of software product, this computer software product can be stored in the computer-readable recording medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions are with so that a computer equipment (can be a personal computer, server, perhaps network equipment etc.) carry out the described method of some part of each embodiment or embodiment.
Above-described execution mode does not constitute the qualification to this technical scheme protection range.Any at above-mentioned execution mode spirit and principle within done modification, be equal to and replace and improvement etc., all should be included within the protection range of this technical scheme.
Claims (10)
1, a kind of multimedia storage method is characterized in that, described method comprises:
The recorded file information of the content of multimedia that obtains user's program recording list and record;
According to user's program recording list and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and, delete unwanted recorded file in the described content of multimedia of recording according to the recorded file that the result that described choice is judged keeps needs in the described content of multimedia of recording;
Wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.
2, the method for claim 1 is characterized in that, comprises before the recorded file information of the content of multimedia that described acquisition is recorded:
Mode with the file section is recorded the content of multimedia of current broadcast, obtains to record recorded file and the recorded file information of finishing.
3, method as claimed in claim 2, it is characterized in that, described recorded file comprises records the section file, and recorded file information comprises records the section fileinfo, described record the section fileinfo comprise record the section file name, record the section file content beginning and ending time information.
4, method as claimed in claim 3 is characterized in that, described method also comprises:
Record needs records the section fileinfo, and sets up the described mapping relations of recording between section file and the user's program recording list.
5, as each described method in the claim 2 to 4, it is characterized in that, according to user's program recording list information and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and keep the recorded file of needs in the described content of multimedia of recording according to the result that described choice is judged, delete unwanted recorded file in the described content of multimedia of recording, comprising:
According to recording the relation that the section fileinfo is judged current time shift time window and recorded the section file;
If the above records section file content beginning and ending time and described time shift time window existence common factor at time shaft, then keep the described section file of recording;
The above is recorded section file content beginning and ending time and described time shift time window and is not had common factor if at time shaft, judge then at time shaft whether the above time range of recording section file content beginning and ending time and user's program recording list exists common factor, then keep the described section file of recording if existing occurs simultaneously, if do not exist common factor then to delete the described section file of recording.
6, a kind of multimedia system is characterized in that, described system comprises:
The media record server is used for the content of multimedia of current broadcast is recorded, and obtains to record recorded file and the recorded file information of finishing;
Record Control Server, be used for according to user's program recording list information and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and, delete unwanted recorded file in the described content of multimedia of recording according to the recorded file that the result that described choice is judged keeps needs in the described content of multimedia of recording;
Wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.
7, system as claimed in claim 6 is characterized in that, described media record server also comprises:
The section recording elements, be used for the content of multimedia of current broadcast being recorded in the mode of file section, recording the section file and recording the section fileinfo of finishing recorded in acquisition, and the described section fileinfo of recording comprises title, the beginning and ending time information of recording the section file.
8, system as claimed in claim 7 is characterized in that, described system also comprises:
Content management server, what be used to write down needs records the section fileinfo, and sets up the mapping relations of recording between section file and the user's program recording list.
9, a kind of multimedia server is characterized in that, described server comprises:
Acquisition module is used to obtain user's program recording list and the recorded file information of the content of multimedia recorded;
Processing module, be used for according to user's programme information and described recorded file information, the described content of multimedia of recording is accepted or rejected judgement, and, delete unwanted recorded file in the described content of multimedia of recording according to the recorded file that the result that described choice is judged keeps needs in the described content of multimedia of recording;
Wherein, described user's program recording list is to be used to the time shift service is provided or/and review the programme of service.
10, server as claimed in claim 9 is characterized in that, described recorded file comprises records the section file, and described recorded file information comprises records the section fileinfo, and described processing module comprises:
Judge module is used for judging current time shift time window and the relation of recording the section file according to recording the section fileinfo, and produces judged result;
Preserve module, being used for working as described judged result is, the above records section file content beginning and ending time and described time shift time window existence common factor at time shaft, or, when described judged result is, the above is recorded section file content beginning and ending time and described time shift time window and is not had common factor at time shaft, when the above records the time range existence common factor of section file content beginning and ending time and user's program recording list at time shaft simultaneously, notify described content management server to preserve the described section fileinfo of recording;
Removing module, being used for working as described judged result is, the above is recorded section file content beginning and ending time and described time shift time window and is not had common factor at time shaft, simultaneously there is not common factor in the above time range of recording section file content beginning and ending time and user's program recording list at time shaft, notifies described media record server to delete the described section file of recording.
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| CN107948668A (en) * | 2017-12-08 | 2018-04-20 | 广州酷狗计算机科技有限公司 | Method for recording, device and the computer-readable storage medium of live video |
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