CN102857812B - A kind of fault-tolerance approach supporting TS files in stream media and system - Google Patents
A kind of fault-tolerance approach supporting TS files in stream media and system Download PDFInfo
- Publication number
- CN102857812B CN102857812B CN201210326251.XA CN201210326251A CN102857812B CN 102857812 B CN102857812 B CN 102857812B CN 201210326251 A CN201210326251 A CN 201210326251A CN 102857812 B CN102857812 B CN 102857812B
- Authority
- CN
- China
- Prior art keywords
- video
- information
- file
- files
- fault
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000013459 approach Methods 0.000 title abstract description 11
- 238000012545 processing Methods 0.000 claims abstract description 24
- 238000013500 data storage Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 25
- 230000005540 biological transmission Effects 0.000 abstract description 19
- 230000007547 defect Effects 0.000 abstract description 4
- 238000005538 encapsulation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 9
- 230000006854 communication Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 102000006479 Heterogeneous-Nuclear Ribonucleoproteins Human genes 0.000 description 1
- 108010019372 Heterogeneous-Nuclear Ribonucleoproteins Proteins 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a kind of fault-tolerance approach supporting TS files in stream media and system, thus solving different TS stream matchmaker's file existence form defect in including, transmitting can not meet the pinpoint problem of frame during non-linear editing processes.Described tolerant system, including: Streaming Media loading system；Extract PSI system；Streaming media video, audio decoding system；Fault-tolerance processing system；Index file generates system.The form defect that TS files in stream media exists in encapsulation, transmission, decoding process can be effectively corrected, thus ensureing the operations such as correct editor, broadcasting by fault-tolerant above.<!--1-->
Description
On March 14th, 2011 is submitted to China national Department of Intellectual Property by the application, and application number is 201110060812.1, and denomination of invention is the divisional application of the Chinese patent application of " a kind of fault-tolerance approach supporting TS files in stream media ".
Technical field
The present invention relates to program making and Non-linear Editing Technique field, particularly relate to a kind of fault-tolerance approach supporting TS files in stream media and system.
Background technology
Along with widely using of the Internet, the demand of network transmission sound and video signal is utilized also to get more and more, the media program such as radio and television, the also increasingly desirable audio/video program being issued oneself by the Internet.But, audio frequency and video are processing and in communication process, tend to be interrupted and cause discontinuous, cause that to include or preserve the file as material source imperfect, and can be subject to preserving document carrier and hold quantitative limitation, restrict it and use.In network transmission process, the longer transmission time is needed to carry out transmission of video, cause not good Consumer's Experience, for some user, not omnidistance viewing program, and simply the carrying out of jumping characteristic checks, but system still can expend very big Internet resources is downloaded by all videos file, causes the great wasting of resources.In order to solve problem above, the appearance of stream media technology, the situation making the Internet transmission audio frequency and video difficult to a certain extent improves.The mode of the multimedia messages such as traditional network transmission audio frequency and video is to play after downloading completely again, downloads and is often required to flower several minutes even a few hours.And adopt stream media technology, achieve that stream transmission, by sound, image or animation by server to subscriber computer carry out continuous, uninterruptedly transmit, user need not wait until that whole file is all downloaded complete, and only can need to watch through the start-up study of several seconds or tens seconds.When audio visual etc. is play on the machine of user, the remainder of file also can continue to download from server.
Mpeg standard, as the digital video being widely used now, audio standard, is widely used in DTV, real-time multimedia monitoring process, mobile multimedia communication, interactive multimedia application, performs in a radio or TV programme the fields such as TV.nullThus also extensively it is used in non-linear volume editing software and video and audio later stage special effect processing and composite software，Making Movies、Advertisement、In the image/video processing procedure of film clips etc.，Therefore it is frequently necessary to call mpeg standard video material process，Needs in the face of real-time video transmission，And the development of high performance video decoding technique，Stream media technology also will be used in mpeg standard file handling procedure，The transmission of mpeg standard files in stream media is by video delivery server, program to be sent as packet，It is sent on network，After these data are decompressed by user by decompression apparatus，Program will show as before sending，During the stream transmission of Streaming Media，Sound、The time-base media such as image or animation is by continuous to subscriber computer of audio/video server、Transmit in real time，User need not wait until that whole file is all downloaded complete，And only can need to watch through the start-up study of several seconds or ten several seconds.
nullIn MPEG-2 system，The process of information combined/separation is called system multiple connection/tap，By video，The standard information stream for actual transmissions that the ES stream of audio frequency and assistance data multiple connection generate is called that MPEG-2 transmits stream (TS:TransportStream)，TS stream is made up of a lot of different types of bags,These packets are all 188 or 192 byte-sized,188 byte packet containing two parts,Packet header and load,Packet header includes synchronizing information,Package informatin etc.,Load is then the data of transmission,These loads then can form PES stream or privately owned stream etc. data stream，Because above structure is when the synchronizing information of transmission error code destroys a certain TS bag，The synchronizing information that receiver can detect after it in bag in fixing position，Thus recovering to synchronize，Avoid information dropout；
TS is as the packing forms of a kind of media data, just inevitably former data file is packaged by transmission desired form, therefore in actual application, find that TS media file is after encapsulation, network transmission and decoding, it is directly used in nonlinear video place to comprehend and there is code error, or the mistake appearance that impact is play, therefore it is accomplished by, by, in setting up video file Index process, this type of situation being carried out fault-tolerant processing, having solved the problems referred to above.Thus ensureing that files in stream media can normally use under non-linear editing environment.
Development in an all-round way along with Radio Transmission Technology, 3G (3G (Third Generation) Moblie) technology has been familiar with by users and has accepted, various application based on 3G technology emerges in an endless stream, three big operators catch the overall situation of the integration of three networks, actively push forward the 3G technology application in radio, TV and film industries, stream media technology is also applied on mobile network and terminal unit simultaneously, it is possible to carry out the wireless network transmissions of multi-medium data based on identical agreement.
Summary of the invention
For the defect existed in prior art and deficiency, it is an object of the invention to provide a kind of fault-toleranr technique supporting TS, files in stream media, to realize based on proper use of in nonlinear video processing procedure of the media file of MPEG standard format, including supporting TS Streaming Media type, carry out fault-tolerant processing, improve the correct usage of file.
The embodiment of the present invention provides one to support the pinpoint tolerant system of TS files in stream media, including: Streaming Media loading system；Extract PSI system, streaming media video, audio decoding system；Fault-tolerance processing system；Index file generates system；Streaming Media source block size can be two kinds of situations of 184 or 192 bytes, and wherein, the media data information of the described first bar record extracting retrieval, including video, audio-frequency information；Described index file generates system and includes: one-level indexing units generates system, secondary index unit generates system, described one-level indexing units generates system and includes: file header essential information, video GOP one-level indexing units, video Payload one-level indexing units, audio frequency one-level indexing units, described secondary index unit generates system and includes: video GOP secondary index, Payload secondary index, audio frequency secondary index, video segmentation data record, described fault-tolerance processing system includes: supplement the fault-tolerance processing system of key frame unit essential information, system above can also include playing loading system, simultaneously, in order to meet the needs being wirelessly transferred, wireless receiving system can also be included.
The embodiment of the present invention provides the pinpoint fault-tolerant player method of a kind of TS of support files in stream media: including: load Streaming Media index file；According to accurate frame alignment result, load files in stream media；Decompose files in stream media；Loading decoder plays out；More than can also include: carry out frame alignment retrieval by imposing a condition；Described decomposition files in stream media, can be analyzed to video stream file, audio stream file；Described loading index file, can be divided into loading one-level index file, load secondary index file；Described loading decoder, plays out, and it loads decoder decoded video streams file, audio stream file, carries out video, audio frequency broadcasting.
Compared with prior art, first, the invention solves after the media file of MPEG standard format is transmitted by Media Stream mode, improve this class file for the availability in nonlinear video processing procedure, secondly, the present invention can media file solution of existing defects in editor, encapsulation process of specification handles MPEG standard format.
Accompanying drawing explanation
Technical scheme for the clearer explanation embodiment of the present invention, below the accompanying drawing used required during embodiment is described is briefly described, apparent, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1: a kind of TS of support files in stream media described in the embodiment of the present invention one generates two grades of rope files for realizing fault-tolerant generation schematic diagram；
Fig. 2: a kind of fault-tolerance approach schematic diagram supporting to support to insert key frame sequence number in TS files in stream media two grades of rope files of generation described in the embodiment of the present invention two；
Fig. 3: a kind of fault-tolerance approach schematic diagram supporting to support to insert video decoding unit essential information in TS files in stream media two grades of rope files of generation described in the embodiment of the present invention three；
Fig. 4: described in the embodiment of the present invention four, a kind of support carries out the tactic fault-tolerance approach schematic diagram of GOP in TS files in stream media two grades of rope files of generation；
Fig. 5: a kind of schematic diagram supporting the pinpoint tolerant system of TS files in stream media described in the embodiment of the present invention five；
Fig. 6: a kind of schematic diagram supporting the pinpoint player method of TS files in stream media described in the embodiment of the present invention six；
Fig. 7: in the embodiment of the present invention, the broadcasting of Streaming Media loads schematic diagram；
Fig. 8: the present invention realizes fault tolerance schematic diagram；
Fig. 9: a kind of schematic diagram supporting the TS stream pinpoint tolerant system of wireless medium file described in the embodiment of the present invention seven；
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention; technical scheme in the embodiment of the present invention is carried out clear, complete description; obviously described embodiment is only a part of embodiment of the present invention; it is not all, of embodiment; based on the embodiment in the present invention; the every other embodiment that those of ordinary skill in the art obtain under not paying creative work premise, broadly falls into the scope of protection of the invention.
The present invention proposes after the streaming media of MPEG standard format, sets up in the process of secondary index and the data affecting Nonlinear Processing are carried out fault-tolerant processing, has ensured that correct data use, has been described in detail by the examples below:
Embodiment one:
With reference to Fig. 1, it being a kind of described in the embodiment of the present invention one supports TS(TransportStream) files in stream media generates two grades of rope files and is used for realizing fault-tolerant generation schematic diagram；
Specifically comprise the following steps that
After obtaining one section of TS stream medium data by TS streaming media, this stream medium data will be resolved by system, main purpose is PAT (program stream list) information therefrom obtaining this document, PMT(program stream information) data, and from header packet information, obtain pid value；And prepare for indexing file simultaneously, after determining master data from PMT data, tentatively set up to include: file header, video GOP index, video Payload index, audio index project one-level index file project, and reserved respective item space；Afterwards bag data block is resolved, according to the pid value resolved before to " block of video data, audio data block, other data blocks; carry out divide sort out; wherein the every frame data in block of video data are sorted out; and be stored in video Payload index in; and therefrom check whether as video GOP(key frame) data, and result is separately stored to video GOP index in；Information in corresponding audio data block is deposited and is put in audio index, after detection completes to an effective video data block, generate the essential information of GOP, represent a valid data block to have processed, so far an effective secondary index document base information generates, after the information of secondary index file data unit reaches default size, its information is backfilling in above-mentioned one-level index item, as can be seen from the above analysis, the foundation of secondary index file is the critical process understanding TS file, therefore main fault-tolerant processing also judges giving while setting up secondary index unit project and completes；Overall fault-tolerant flow process refer to shown in Fig. 8.
Embodiment two:
With reference to Fig. 2, it is a kind of fault-tolerance approach schematic diagram supporting to support to insert key frame sequence number in TS files in stream media two grades of rope files of generation described in the embodiment of the present invention two:
Specifically comprise the following steps that
Understand the frame information in the TS stream of standard 25 frame, wherein: the time tag of I frame is PTS:34200;DTS:27000；The time tag of P frame is PTS:44000;DTS:41400;The time tag PTS:41400 of B frame, the persistent period of the countable I of going out frame is: (41400-34200)/90000*25=2 frame, in this case because secondary index is set up and the deciphering of frame data is based in process actual transmissions data bag, if the bag of reality only have recorded the data of 1 frame, and this bag continues the time (comparing with the time tag receiving next homogeneous data bag) of 2 frames when actual play, if being obviously accurately positioned the position just navigating to this disappearance frame, will result in the consequence that can not correctly read, above-mentioned situation will be given fault-tolerant processing by the present invention by the following method:
Record key frame and affiliated frame time label PTS, DTS information in the block of video data in same pid value (as: the time tag of I frame is PTS:34200;DTS:27000；The time tag of P frame is PTS:44000;DTS:41400;The time tag breath PTS:41400 of B frame)；Time tag (PTS, DTS) according to key frame and affiliated frame calculates frame length；(1 frame as in this example), obvious above-mentioned frame length (2 frame) is more than actual video data block record frame length (1 frame), then according to actual video data block record frame length and the difference (2 frame-1 frame=1 frame) calculating frame length, actual video data block frame length is carried out difference compensation (I frame+1 frame)；According to the cumulative frame number (actual frame length is adjusted to 2 frames) of difference；The now I(key frame of real data) position not variation, simply frame length achieves increase.
After above fault-tolerant processing, the video data reproduction time recorded in secondary index and actual play time will accomplish mutual correspondence, as shown in Figure 7, when video data plays out, after loading 2-level search information, video Payload index point after above fault-tolerant processing, can be made to be directed correctly to corresponding data field.
Embodiment three:
With reference to Fig. 3, it it is a kind of fault-tolerance approach schematic diagram supporting to support to insert video decoding unit essential information in TS files in stream media two grades of rope files of generation described in the embodiment of the present invention three；
Specifically comprise the following steps that
First, the GOP video decoding unit essential information of same video flowing (with PID for foundation) is carried out original records；Afterwards, the frame information often organizing video GOP is checked, to the key frame lacking above-mentioned video GOP essential information, finally, carry out video GOP video decoding unit essential information and carry out original records backfill.
nullBecause there is multiple file format in the media file based on MPEG standard format，Although being simultaneously based on mpeg standard，But when being converted to standard frame counting，Can there is the nonstandard situation of form，Although this form can't go wrong under the playing environment of other MPEG standard format，But mistake is just will appear from when needs are accurate to frame，Can be seen that according to the introduction in embodiment one and can especially video GOP information and video Payload information be listed respectively by different field in the index file process set up secondary index for TS files in stream media，Its effect is easy for quick-searching on the one hand，Additionally can find out it is also quickly position when playing according to Fig. 7，The needs accurately play，If above mistake not carried out fault-tolerant processing，It would appear that the situation that normal frames or even key frame information are lost，Namely it is difficult to complete to play by the mechanism that key frame is indexed、Requirement with quickly location.
Embodiment four:
With reference to Fig. 4, it is that described in the embodiment of the present invention four, a kind of support carries out the tactic fault-tolerance approach schematic diagram of GOP in TS files in stream media two grades of rope files of generation；
Specifically comprise the following steps that
As shown in Figure 4, within the data block, in the first program video GOP, PTS, DTS information of record is I frame of data information is PTS:34200;DTS:27000；B frame of data information PTS:30600；P frame data information is PTS:41400；DTS:34200;And obviously in second program video GOP, PTS, DTS information of record is I frame of data information is PTS:800000;DTS:797000；B frame of data information PTS:796400；P frame data information is PTS:807200；DTS:800600;Being not difficult to find out that the time tag basic point of front and back two frame is different by record above, GOP below is not the continuity of previous GOP, and this kind of situation typically occurs in when including material, correctly difference programs cannot be blocked arise that this class file when including software.Can, by the generation of the secondary index file in embodiment one, carrying out fault-tolerant in the above case, concrete grammar be:
First, the time tag (PTS, DTS) of each video GOP key frame and affiliated frame in the block of video data in same pid value is recorded；
The frame information of two groups, front and back video GOP key frame and affiliated frame PTS, DTS unit is compared, as two groups of time origins are different, the frame information of later group video GOP key frame and affiliated frame PTS, DTS unit was unified according to the time origin of previous group video GOP key frame and the frame information of affiliated frame PTS, DTS unit.
Embodiment five:
With reference to Fig. 5, it is a kind of schematic diagram supporting the pinpoint tolerant system of TS files in stream media described in the embodiment of the present invention five, specifically includes:
Streaming Media loading system；Extract PSI system；Streaming media video, audio decoding system；Fault-tolerance processing system；Index file generates system；The annexation of its various piece is as shown in the figure.
Wherein, in Streaming Media loading system, it is possible to carry out the retrieval of files in stream media according to preset query condition；
Extracting PSI(ProgramSpecificInformation program specific information) in system, first gather PAT(program stream list) information, from PAT information, obtaining wherein included PMT information, and file header essential information therein is being write in the file header of one-level index file and reserved video GOP one-level indexing units space, video Payload one-level indexing units space, audio frequency one-level indexing units space；
In streaming media video, audio decoding system, by looking for the pid value decoding categorical data that record in PMT file, it is categorized into block of video data, audio data block and other data blocks；
In fault-tolerance processing system, the method that can pass through to record in the present invention processes, and inserts key frame sequence number, the fault-tolerant processing inserted video decoding unit essential information, frame time label basic point is corrected；
In indexed file generation system, described block of video data, audio data block recorded data be recorded in secondary index file, including: video GOP secondary index project, Payload secondary index project, audio frequency secondary index project, video segmentation data record, and by pre-set threshold value program, secondary index docuterm is write in one-level index item；
After reading all of PMT data block message, ends file information is write in file header essential information, forms complete fault-tolerant index file.
It should be noted that for those skilled in the art, based on the thought of system above processing method, by the method simply replaced, and simple in-order adjustment, it should belong to the protection domain of the present invention program.
Embodiment six:
With reference to Fig. 6, it is a kind of schematic diagram supporting the pinpoint player method of TS files in stream media described in the embodiment of the present invention five, specifically includes:
Load Streaming Media index file；According to accurate frame alignment result, load files in stream media；Decompose files in stream media；Loading decoder plays out.
Wherein, loading Streaming Media index file is secondary index file, according to accurate frame alignment result, load in files in stream media step, frame alignment retrieval can be carried out by by imposing a condition, namely can be retrieve from file start-up portion, can also retrieve in the middle part of file simultaneously；Decompose files in stream media to be video stream media file, audio stream media file and load Video Decoder, audio decoder respectively, and respectively become video frequency output and audio frequency output.
With reference to Fig. 7, it it is the broadcasting loading schematic diagram of Streaming Media in the embodiment of the present invention, wherein signal broadcasts the loading sequence of frame number according to different units, it is point to secondary index unit from one-level indexing units respectively, and circular test file data intercept information, in order to former stream medium data unit is carried out correct reduction.
Embodiment seven:
With reference to Fig. 9, it is a kind of schematic diagram supporting the wireless pinpoint tolerant system of TS files in stream media described in the embodiment of the present invention seven, specifically includes:
Wireless flow media receives system；
Wireless flow media receives data-storage system；
Streaming Media loading system；Extract PSI system；Streaming media video, audio decoding system；Fault-tolerance processing system；Index file generates system；The annexation of its various piece is as shown in the figure.
Wherein, in Streaming Media loading system, consistent with the description in the embodiment of the present application five.
Claims (3)
1. support the pinpoint tolerant system of TS files in stream media for one kind, it is characterised in that including:
Streaming Media loading system, for carrying out the retrieval of files in stream media according to preset query condition；
Extract PSI system, for gathering PAT information, from PAT information, obtain the PMT information that described PAT information includes, and the file header essential information in PMT information is write in the file header of one-level index file and reserved video GOP one-level indexing units space, video Payload one-level indexing units space, audio frequency one-level indexing units space；
Streaming media video, audio decoding system, for decoding according to the pid value recorded in PMT file, and categorical data；
Fault-tolerance processing system, is used for inserting key frame sequence number, inserts video decoding unit essential information, frame time label basic point is corrected；
Index file generates system, generates system including one-level indexing units and secondary index unit generates system；
Described secondary index unit generates system, is used for the categorical data recording block of video data, audio data block records.
2. the tolerant system according to claim 1, it is characterised in that also include playing loading system.
3. support the wireless pinpoint tolerant system of TS files in stream media for one kind, it is characterised in that including:
Wireless flow media receives system；
Wireless flow media receives data-storage system；
Streaming Media loading system, for carrying out the retrieval of files in stream media according to preset query condition；
Extract PSI system, for gathering PAT information, from PAT information, obtain the PMT information that described PAT information includes, and the file header essential information in PMT information is write in the file header of one-level index file and reserved video GOP one-level indexing units space, video Payload one-level indexing units space, audio frequency one-level indexing units space；
Streaming media video, audio decoding system, for decoding according to the pid value recorded in PMT file, and categorical data；
Fault-tolerance processing system, is used for inserting key frame sequence number, inserts video decoding unit essential information, frame time label basic point is corrected；
Index file generates system, generates system including one-level indexing units and secondary index unit generates system；
Described secondary index unit generates system, is used for the categorical data recording block of video data, audio data block records.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210326251.XA CN102857812B (en) | 2011-03-14 | 2011-03-14 | A kind of fault-tolerance approach supporting TS files in stream media and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210326251.XA CN102857812B (en) | 2011-03-14 | 2011-03-14 | A kind of fault-tolerance approach supporting TS files in stream media and system |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110060812 Division CN102231803B (en) | 2011-03-14 | 2011-03-14 | A Fault Tolerance Method Supporting TS Streaming Media Files |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102857812A CN102857812A (en) | 2013-01-02 |
| CN102857812B true CN102857812B (en) | 2016-07-06 |
Family
ID=47403942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210326251.XA Expired - Fee Related CN102857812B (en) | 2011-03-14 | 2011-03-14 | A kind of fault-tolerance approach supporting TS files in stream media and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102857812B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105025308B (en) * | 2015-08-10 | 2019-03-19 | 北京中科大洋科技发展股份有限公司 | A kind of IP stream recording method based on fragment file |
| CN109271091A (en) * | 2018-10-15 | 2019-01-25 | 郑机 | A kind of file management system and method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101917388A (en) * | 2009-12-17 | 2010-12-15 | 新奥特（北京）视频技术有限公司 | Streaming media data storage method and device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070157267A1 (en) * | 2005-12-30 | 2007-07-05 | Intel Corporation | Techniques to improve time seek operations |
-
2011
- 2011-03-14 CN CN201210326251.XA patent/CN102857812B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101917388A (en) * | 2009-12-17 | 2010-12-15 | 新奥特（北京）视频技术有限公司 | Streaming media data storage method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102857812A (en) | 2013-01-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7015617B2 (en) | Content transmission / reception method and equipment | |
| KR101828639B1 (en) | Method for synchronizing multimedia flows and corresponding device | |
| US7567584B2 (en) | Multiplex scheme conversion apparatus | |
| US8559788B2 (en) | Process for placing a multimedia object in memory, data structure and associated terminal | |
| EP2195952B1 (en) | Apparatus and method for storing and reading a file having a media data container and a metadata container | |
| JP2016154342A (en) | Method and apparatus for transmitting and receiving multi-media service | |
| US20090232469A1 (en) | Method and apparatus for re-constructing media from a media representation | |
| KR20130088036A (en) | Hybrid delivery mechanism in a multimedia transmission system | |
| CN102487453A (en) | Method for dynamically inserting program in segmental program and system thereof | |
| CN102857812B (en) | A kind of fault-tolerance approach supporting TS files in stream media and system | |
| CN102231803B (en) | A Fault Tolerance Method Supporting TS Streaming Media Files | |
| US20100191778A1 (en) | Method for constructing a file format and apparatus for processing a broadcasting signal including a file having the file format and method thereof | |
| US7577170B2 (en) | System for the dynamic multiplexing of digital streams | |
| CN102231804B (en) | Fault tolerance method supporting PS streaming media file | |
| JP2010119046A (en) | System for recording data, program, and recording medium | |
| Schirling | MPEG System Basics | |
| FR2862146A1 (en) | METHOD AND SYSTEM FOR MONITORING MULTIMEDIA FILES |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20170314 |