CN103442259A - Method and device for reconstructing media data - Google Patents
Method and device for reconstructing media data Download PDFInfo
- Publication number
- CN103442259A CN103442259A CN2013103673051A CN201310367305A CN103442259A CN 103442259 A CN103442259 A CN 103442259A CN 2013103673051 A CN2013103673051 A CN 2013103673051A CN 201310367305 A CN201310367305 A CN 201310367305A CN 103442259 A CN103442259 A CN 103442259A
- Authority
- CN
- China
- Prior art keywords
- data
- program
- frame
- module
- video data
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000006798 recombination Effects 0.000 claims description 21
- 238000005215 recombination Methods 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 16
- 238000013500 data storage Methods 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 description 5
- 238000012795 verification Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Images
Landscapes
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a method and device for reconstructing media data. The method comprises the step of de-multiplexing a transport stream of a program to obtain original media data including video data of the program, the step of resetting a PCR in the original media data according to a local clock, the step of slicing the original media data with the reset PCR according to the method of regarding an I frame of the video data as an initial frame of the video data of slices, the step of setting index messages for all slices, and the step of regarding the slices on which the index messages are set as reconstructed data of the program to be stored. The method and device for reconstructing the media data solve the problem that due to the fact that the requirements for streaming media initial data formats of operating systems of different client terminals are different, streaming media cannot be played normally, and the performance of the service of directly playing the streaming media among the client terminals is promoted.
Description
Technical field
The present invention relates to the communications field, particularly, relate to a kind of recombination method and device of media data.
Background technology
At MPEG(Moving Picture Experts Group, dynamic image expert group) in standard, coding/decoding apparatus is being processed TS(Transport Stream, transport stream, also can flow referred to as TS) time, the time reference that a basis is arranged, this time reference is exactly PCR(Program Clock Reference, Program Clock Reference).In general, PCR produces at coding side, need to be transferred to accurately decoding end, for decoding.PCR is for the quality of video, audio frequency and time delay is all very crucial mutually.But TS stream is in transmitting procedure, and every processing through primary equipment, due to the variation of correlation between code check and TS bag, all can produce larger impact to shake and the interval of PCR, thereby affect the normal decoder of terminal.
Streaming Media, in the process of transmission, is transmitted with the form of each frame, comprising: I frame (image), P frame or B frame; Wherein, the I frame is intracoded frame, and it is to carry out the in-frame encoding picture of compressed transmission data amount by removing as far as possible the image space redundant information; The P frame is predictive-coded picture forward, and it,, by the front coded image that the time redundancy information of coded frame is carried out the compressed transmission data amount in abundant reduction image sequence, also is predictive frame; The B frame is bidirectionally predictive coded picture, and it had both been considered and sequence of source images front coded frame, also took the sequence of source images back coded image that the time redundancy information between coded frame is carried out the compressed transmission data amount into account, also was bi-directional predicted frames; Usually, I frame compression efficiency is minimum, and the P frame is higher, and the B frame is the highest.When server end starts the program receiving data, first frame of video of receiving may be any class data in above-mentioned three class frames.The transmission schematic diagram of frame of video as shown in Figure 1, wherein, each frame is because the various processing in transmitting procedure operate, and its position may change, as shown in the arrow in Fig. 1.
In traditional Streaming Media scheme, client need to communicate according to specific media processing software and streaming media server end, just can complete the function of streaming media playing; And, in a lot of practical applications, while especially using smart mobile phone as client, often due to the difference of operating system and platform, client software is installed and is become inadvisable.
The initial data call format difference of the operating system of different clients to Streaming Media; As, Android(Android), the internet operating system of iOS(), the operating system such as windows phone, wherein, the initial data frame of iOS system requirements Streaming Media must be the I frame.
The Streaming Media initial data call format difference of Streaming Media caused for the operating system of different clients can't normal play problem, effective solution is not yet proposed at present.
Summary of the invention
The purpose of the embodiment of the present invention is to provide a kind of recombination method and device of media data, the problem that the Streaming Media initial data call format difference of Streaming Media caused in order to the operating system that solves different clients can't normal play.
According to the one side of the embodiment of the present invention, a kind of recombination method of media data is provided, comprising: the transport stream to program is carried out demultiplexing, obtains the original media data of program; Wherein, original media data comprises: video data; According to local clock, the PCR in original media data is reset; According to the mode of the start frame of video data in section of the I frame using in video data, the original media data after replacement PCR is cut into slices; For each section arranges index information; Section after index information is set is as the recombination data storage of program.
Preferably, the above-mentioned transport stream to program is carried out demultiplexing and is comprised: the transport stream of obtaining program; The transmission specification agreement of following according to transport stream is carried out demultiplexing to this transport stream.
Preferably, the above-mentioned mode according to the start frame of video data in section of the I frame using in video data, cut into slices and comprise the original media data after replacement PCR: search the video data in original media data; Data after first I frame in the video data found and first I frame are defined as to valid data; According to the chronomere set, valid data are cut into slices, and make the video data in each section all using the I frame as start frame, and the media data of former and later two sections is continuous.
Preferably, above-mentionedly for arranging index information, each section comprises: the index information that each section is set according to the broadcast format of web browser support.
Preferably, said method also comprises: the obtain request of receiving terminal to program; Whether verification terminal is legal; If so, the recombination data of program is sent to terminal.
According to the embodiment of the present invention on the other hand, provide a kind of reconstruction unit of media data, having comprised: demultiplexing module, carry out demultiplexing for the transport stream to program, obtain the original media data of program; Wherein, original media data comprises: video data; Reference clock replacement module, reset for the PCR of the original media data that the demultiplexing module demultiplexing obtained according to local clock; The data slicer module, for the mode of the start frame of video data in section of the I frame according to using video data, cut into slices to the original media data after reference clock replacement module reset PCR; Index arranges module, is used to each section that the data slicer module obtains that index information is set; Data memory module, arrange section after the index information recombination data storage as program for index being arranged to module.
Preferably, above-mentioned demultiplexing module comprises: the transport stream acquiring unit, for obtaining the transport stream of program; Demultiplexing unit, the transmission specification agreement of following for the transport stream of obtaining according to the transport stream acquiring unit is carried out demultiplexing to above-mentioned transport stream.
Preferably, above-mentioned data slicer module comprises: video data is searched unit, for searching the video data of original media data; The valid data determining unit, be defined as valid data for first I frame of video data being searched to the video data that unit finds and the data after first I frame; The section unit, for the chronomere according to setting to the valid data determining unit definite valid data cut into slices, and make the video data in each section all using the I frame as start frame, and the media data of former and later two sections is continuous.
Preferably, above-mentioned index arranges module and comprises: the index setting unit arranges the index information of each section that the data slicer module obtains for the broadcast format according to the web browser support.
Preferably, said apparatus also comprises: request receiving module, the request of obtaining for receiving terminal to program; Authentication module, whether legal for verification terminal; Data transmission blocks, if be yes for the result of authentication module, send to terminal by the recombination data of the program of data memory module storage.
The embodiment of the present invention is by being recombinated to transport stream, the start frame that has guaranteed video data in each section is the I frame, being convenient to different operating system is resolved it, simultaneously, be adopted as the mode that each section arranges index information, receiving terminal can be resequenced to the section after out of order according to this index information, guaranteed the normal play of program, therefore the Streaming Media that the operating system that has solved different clients causes the initial data call format difference of Streaming Media can't normal play problem, promoted the performance that realizes the live streaming media service between multi-client.
The accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention the present invention does not form inappropriate limitation of the present invention for explaining.In the accompanying drawings:
Fig. 1 is the transmission schematic diagram of the frame of video that provides of correlation technique;
Fig. 2 is the flow chart of the recombination method of the media data that provides of the embodiment of the present invention;
Fig. 3 is the structured flowchart of the reconstruction unit of the media data that provides of the embodiment of the present invention;
Fig. 4 is the schematic diagram of the aerial media server restructuring TS stream that provides of the embodiment of the present invention.
Embodiment
Hereinafter with reference to accompanying drawing, also describe the present invention in detail in conjunction with the embodiments.It should be noted that, in the situation that do not conflict, embodiment and the feature in embodiment in the application can combine mutually.
Consider the diversity of terminal operating system, in order to promote the scope of application of Media Stream, the embodiment of the present invention provides a kind of recombination method and device of media data.Below by embodiment, be described in detail.
The recombination method flow chart of media data shown in Figure 2, the method comprises the following steps:
Step S202, carry out demultiplexing to the transport stream (being TS stream) of program, obtains the original media data of program; Wherein, this original media data comprises: video data; In addition, this original media data also comprises voice data and other data;
Step S204, reset to the PCR in original media data according to local clock; For example: the PCR numerical value in original media data is deleted, and according to local clock, again for the PCR in original media data, numerical value is set;
Step S206, according to the mode of the start frame of video data in section of the I frame using in video data, cut into slices to the original media data after replacement PCR;
This slicing mode can guarantee that the start frame of video data in each section is the I frame, and so no matter which kind of the operating system of terminal equipment support is, all can be resolved this section;
Step S208, for each section arranges index information; This index information can be the title of each section, can be also sequence number etc.;
Step S210, the section after index information is set is as the recombination data storage of program.
The method of the present embodiment is by being recombinated to transport stream, the start frame that has guaranteed video data in each section is the I frame, being convenient to different operating system is resolved it, simultaneously, be adopted as the mode that each section arranges index information, receiving terminal can be resequenced to the section after out of order according to this index information, guaranteed the normal play of program, therefore the Streaming Media that the operating system that has solved different clients causes the initial data call format difference of Streaming Media can't normal play problem, promoted the performance that realizes the live streaming media service between multi-client.
Said method can be applied in one independently on server, this server can be a portable equipment, it is integrated with receiver module, and can carry out secondary encapsulation to the data that receive, to meet the broadcasting of the clients such as iOS or Andorid, this client can be the terminal equipments such as mobile phone or ipad.
Consider that the TS stream on network will meet transmission specification agreement (for example, iOS13818 standard).Therefore, above-mentioned server can carry out demultiplexing to data with reference to this specification protocol.Based on this, the above-mentioned transport stream to program is carried out demultiplexing and is comprised: the transport stream of obtaining program; The transmission specification agreement of following according to this transport stream is carried out demultiplexing to transport stream.Wherein, the transport stream of program can be passed through the integrated ISDB-Tmm(Integrated Services Digital Broadcasting-Terrestrial Mobile Multimedia of server end, Integrated Services Digital Broadcasting-ground moving media) or other mobile TV standard receiving equipment obtain.
In order to make each operating system all can the resolution flow media, in each section after embodiment of the present invention restructuring, the start frame of video data be the I frame of video data.Based on this, the above-mentioned mode according to the start frame of video data in section of the I frame using in video data, cut into slices and comprise the original media data after replacement PCR: search the video data in original media data; Data after first I frame in the video data found and first I frame are defined as to valid data; For example, according to the chronomere's (, 5 seconds) set valid data are cut into slices, and make the video data in each section all using the I frame as start frame, and the media data of former and later two sections is continuous.This mode is considered as invalid data for the data before first I frame, directly abandons.When the chronomere according to setting is cut into slices to valid data, be not just to cut into slices once every a chronomere, but check every a chronomere whether current video frame is the I frame, if I frame, section; Otherwise cut into slices again in the time of need to waiting until the I frame, with the start frame that guarantees each section, be the I frame.
In order to reduce the configuration requirement of receiving equipment (being terminal), the embodiment of the present invention is the optimum combination mode further, even the data after restructuring can be resolved by web browser, based on this, above-mentionedly for each section arranges index information, comprise: the broadcast format of supporting according to web browser (for example: the M3U playlist form of expansion, i.e. expansion M3u8 playlist by name) arranges the index information of each section.Under this mode, terminal just needs the network enabled browser function can realize the broadcasting of program.
According to said method, when specific implementation, above-mentioned server can be to the data analysis after demultiplexing, usings the I frame as the beginning of valid data, and now with server end state replacement PCR.Then be a chronomere by about 5 seconds, cut apart section for a plurality of files, guarantee that the video data of each section all starts with the I frame, and the content between each section is continuous; The M3U playlist form that the re-uses expansion file of cutting into slices carries out index, and is stored in network browsing server (web server), for terminal downloads.
Consider the problems such as copyright of program, the embodiment of the present invention also can be authorized terminal, and the program that the terminal of only having mandate just can be after server gets restructuring, complete normal broadcasting, based on this, said method also comprises: the obtain request of receiving terminal to program; Verify that whether this terminal is legal; If so, the recombination data of program is sent to this terminal.Wherein, verify that whether this terminal is legal, can adopt the authorization code verification mode in correlation technique, can adopt other verification mode yet, the embodiment of the present invention is not limited this.
Corresponding to said method, the embodiment of the present invention also provides a kind of reconstruction unit of media data, shown in Figure 3, and this device comprises with lower module:
Reference clock replacement module 34, reset for the Program Clock Reference PCR of the original media data that demultiplexing module 32 demultiplexings obtained according to local clock;
Index arranges module 38, is used to each section that data slicer module 36 obtains that index information is set;
The device of the present embodiment is by being recombinated to transport stream, the start frame that has guaranteed video data in each section is the I frame, being convenient to different operating system is resolved it, simultaneously, be adopted as the mode that each section arranges index information, receiving terminal can be resequenced to the section after out of order according to this index information, guaranteed the normal play of program, therefore the Streaming Media that the operating system that has solved different clients causes the initial data call format difference of Streaming Media can't normal play problem, promoted the performance that realizes the live streaming media service between multi-client.
Preferably, above-mentioned demultiplexing module 32 comprises: the transport stream acquiring unit, for obtaining the transport stream of program; Demultiplexing unit, the transmission specification agreement of following for the transport stream of obtaining according to the transport stream acquiring unit is carried out demultiplexing to above-mentioned transport stream.
Above-mentioned data slicer module 36 can comprise: video data is searched unit, for searching the video data of original media data; The valid data determining unit, be defined as valid data for first I frame of video data being searched to the video data that unit finds and the data after first I frame; The section unit, for the chronomere according to setting to the valid data determining unit definite valid data cut into slices, and make the video data in each section all using the I frame as start frame, and the media data of former and later two sections is continuous.
Index arranges module 38 and comprises: the index setting unit arranges the index information of each section that the data slicer module obtains for the broadcast format according to the web browser support.
In order to safeguard the copyright of program, said apparatus also comprises: request receiving module, the request of obtaining for receiving terminal to program; Authentication module, whether legal for verification terminal; Data transmission blocks, if be yes for the result of authentication module, send to terminal by the recombination data of the program of data memory module storage.
Said apparatus can be arranged in above-mentioned server.
Such scheme can be applied to HLS(Http Live Streaming, is a kind of media stream protocol based on HTTP fully that Apple realizes) in playing process.
The schematic diagram of aerial media server restructuring TS stream as shown in Figure 4, wherein, program data source (being transmitting terminal) sends TS stream, aerial media server receives this TS stream by ISDB-TMM, by obtaining original media data after demultiplexing, video data in these data comprises the B shown in figure, P, I frame, according to above-mentioned recombination form, aerial media server discards invalid data, PCR in frame is reset, and to take 5 seconds contents be a section, and in each section, the start frame of video data is the I frame.Finally obtain the TS data slicer, for terminal 1(iOS) and terminal 2(Android operating system) etc. terminal plays.Terminal can be only to support HTML(Hyper Text Markup Language, HTML) 5 intelligent terminal (Android, iOS and other intelligent operating system), realize according to the method described above the program data that the live wireless flow media server end of terminal gets.
Known according to above-described embodiment, such scheme is simply effective, and client does not need special media play software is installed, and directly uses the HTML5 browser just can realize program broadcasting, the secondary development of client and favorable expandability.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, and in some cases, can carry out step shown or that describe with the order be different from herein, perhaps they are made into respectively to each integrated circuit modules, perhaps a plurality of modules in them or step being made into to the single integrated circuit module realizes.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the recombination method of a media data, is characterized in that, comprising:
Transport stream to program is carried out demultiplexing, obtains the original media data of described program; Wherein, described original media data comprises: video data;
According to local clock, the Program Clock Reference PCR in described original media data is reset;
According to the mode of the start frame of video data in section of the I frame using in described video data, the described original media data after the described PCR that resets is cut into slices;
For each section arranges index information;
Section after described index information is set is as the recombination data storage of described program.
2. method according to claim 1, is characterized in that, the described transport stream to program is carried out demultiplexing and comprised:
Obtain the transport stream of program;
The transmission specification agreement of following according to described transport stream is carried out demultiplexing to described transport stream.
3. method according to claim 1, is characterized in that, the described mode according to the start frame of video data in section of the I frame using in described video data is cut into slices and comprised the described original media data after the described PCR that resets:
Search the video data in described original media data;
Data after first I frame in the described video data found and described first I frame are defined as to valid data;
According to the chronomere set, described valid data are cut into slices, and make the video data in each section all using the I frame as start frame, and the media data of former and later two sections is continuous.
4. method according to claim 1, is characterized in that, describedly for each section arranges index information, comprises:
The index information of each section is set according to the broadcast format of web browser support.
5. according to the described method of any one in claim 1 to 4, it is characterized in that, described method also comprises:
The obtain request of receiving terminal to described program;
Verify that whether described terminal is legal;
If so, the recombination data of described program is sent to described terminal.
6. the reconstruction unit of a media data, is characterized in that, comprising:
Demultiplexing module, carry out demultiplexing for the transport stream to program, obtains the original media data of described program; Wherein, described original media data comprises: video data;
Reference clock replacement module, reset for the Program Clock Reference PCR of the described original media data that described demultiplexing module demultiplexing obtained according to local clock;
The data slicer module, for the mode of the start frame of video data in section of the I frame according to using described video data, cut into slices to the described original media data after the described PCR of described reference clock replacement module reset;
Index arranges module, and each section that is used to described data slicer module to obtain arranges index information;
Data memory module, arrange section after the described index information recombination data storage as described program for described index being arranged to module.
7. device according to claim 6, is characterized in that, described demultiplexing module comprises:
The transport stream acquiring unit, for obtaining the transport stream of program;
Demultiplexing unit, the transmission specification agreement of following for the described transport stream of obtaining according to described transport stream acquiring unit is carried out demultiplexing to described transport stream.
8. device according to claim 6, is characterized in that, described data slicer module comprises:
Video data is searched unit, for searching the video data of described original media data;
The valid data determining unit, be defined as valid data for first I frame of described video data being searched to the described video data that unit finds and the data after described first I frame;
The section unit, the described valid data of described valid data determining unit being determined for the chronomere according to setting are cut into slices, and make the video data in each section all using the I frame as start frame, and the media data of former and later two sections is continuous.
9. device according to claim 6, is characterized in that, described index arranges module and comprises:
The index setting unit, arrange the index information of each section that described data slicer module obtains for the broadcast format according to the web browser support.
10. according to the described device of any one in claim 6 to 9, it is characterized in that, described device also comprises:
The request receiving module, the request of obtaining for receiving terminal to described program;
Authentication module, whether legal for verifying described terminal;
Data transmission blocks, if be yes for the result of described authentication module, send to described terminal by the recombination data of the described program of described data memory module storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310367305.1A CN103442259B (en) | 2013-08-21 | 2013-08-21 | Method and device for reconstructing media data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310367305.1A CN103442259B (en) | 2013-08-21 | 2013-08-21 | Method and device for reconstructing media data |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103442259A true CN103442259A (en) | 2013-12-11 |
| CN103442259B CN103442259B (en) | 2017-02-22 |
Family
ID=49695917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310367305.1A Expired - Fee Related CN103442259B (en) | 2013-08-21 | 2013-08-21 | Method and device for reconstructing media data |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103442259B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103648021A (en) * | 2013-12-24 | 2014-03-19 | 深圳国微技术有限公司 | Method for playing network video files from USB storage device |
| CN103929655A (en) * | 2014-04-25 | 2014-07-16 | 网易传媒科技（北京）有限公司 | Method and device for transcoding audio and video file |
| CN105025308A (en) * | 2015-08-10 | 2015-11-04 | 北京中科大洋科技发展股份有限公司 | IP stream collection method based on fragmented files |
| CN105282627A (en) * | 2014-07-22 | 2016-01-27 | 中兴通讯股份有限公司 | Method for acquiring a live video clip and server |
| WO2017035802A1 (en) * | 2015-09-02 | 2017-03-09 | 深圳好视网络科技有限公司 | Method and apparatus for encoding and playing a transport stream |
| CN109688424A (en) * | 2018-12-29 | 2019-04-26 | 深圳中移视讯技术有限公司 | Video/audio data transmission method, law enforcement acquisition workstation and readable storage medium storing program for executing |
| CN109788372A (en) * | 2019-01-24 | 2019-05-21 | 维沃移动通信有限公司 | A kind of streaming media playback method and related device |
| CN111770390A (en) * | 2020-07-09 | 2020-10-13 | 腾讯科技（深圳）有限公司 | Data processing method, device, server and storage medium |
| CN114189752A (en) * | 2021-11-25 | 2022-03-15 | 杭州视在数科信息技术有限公司 | A Video Storage Scheme Based on Object Storage Service |
| CN115550746A (en) * | 2022-10-11 | 2022-12-30 | 杭州视洞科技有限公司 | HLS low-delay method based on network camera and media distribution service system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1997162A (en) * | 2006-12-25 | 2007-07-11 | 华为技术有限公司 | PCR correction method and device |
| CN101137027A (en) * | 2006-11-23 | 2008-03-05 | 中兴通讯股份有限公司 | Media slicing memory method |
| CN101635848A (en) * | 2008-07-22 | 2010-01-27 | 北大方正集团有限公司 | Method and device for editing video file |
| 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 |
| CN102611945A (en) * | 2011-12-19 | 2012-07-25 | 北京蓝汛通信技术有限责任公司 | Streaming media slicing method, slicing server and streaming media demand system |
| CN102932670A (en) * | 2012-11-29 | 2013-02-13 | 百视通网络电视技术发展有限责任公司 | Method and system for segmenting streaming media |
-
2013
- 2013-08-21 CN CN201310367305.1A patent/CN103442259B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101137027A (en) * | 2006-11-23 | 2008-03-05 | 中兴通讯股份有限公司 | Media slicing memory method |
| CN1997162A (en) * | 2006-12-25 | 2007-07-11 | 华为技术有限公司 | PCR correction method and device |
| CN101635848A (en) * | 2008-07-22 | 2010-01-27 | 北大方正集团有限公司 | Method and device for editing video file |
| 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 |
| CN102611945A (en) * | 2011-12-19 | 2012-07-25 | 北京蓝汛通信技术有限责任公司 | Streaming media slicing method, slicing server and streaming media demand system |
| CN102932670A (en) * | 2012-11-29 | 2013-02-13 | 百视通网络电视技术发展有限责任公司 | Method and system for segmenting streaming media |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103648021A (en) * | 2013-12-24 | 2014-03-19 | 深圳国微技术有限公司 | Method for playing network video files from USB storage device |
| CN103929655A (en) * | 2014-04-25 | 2014-07-16 | 网易传媒科技（北京）有限公司 | Method and device for transcoding audio and video file |
| CN103929655B (en) * | 2014-04-25 | 2017-06-06 | 网易传媒科技（北京）有限公司 | The method and apparatus that transcoding treatment is carried out to audio-video document |
| CN105282627B (en) * | 2014-07-22 | 2019-09-10 | 南京中兴新软件有限责任公司 | A kind of method and server obtaining live video slice |
| CN105282627A (en) * | 2014-07-22 | 2016-01-27 | 中兴通讯股份有限公司 | Method for acquiring a live video clip and server |
| WO2016011823A1 (en) * | 2014-07-22 | 2016-01-28 | 中兴通讯股份有限公司 | Method for acquiring live video slice, server, and storage medium |
| CN105025308A (en) * | 2015-08-10 | 2015-11-04 | 北京中科大洋科技发展股份有限公司 | IP stream collection method based on fragmented files |
| 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 |
| WO2017035802A1 (en) * | 2015-09-02 | 2017-03-09 | 深圳好视网络科技有限公司 | Method and apparatus for encoding and playing a transport stream |
| CN109688424A (en) * | 2018-12-29 | 2019-04-26 | 深圳中移视讯技术有限公司 | Video/audio data transmission method, law enforcement acquisition workstation and readable storage medium storing program for executing |
| CN109788372A (en) * | 2019-01-24 | 2019-05-21 | 维沃移动通信有限公司 | A kind of streaming media playback method and related device |
| CN109788372B (en) * | 2019-01-24 | 2021-06-08 | 维沃移动通信有限公司 | A kind of streaming media playback method and related device |
| CN111770390A (en) * | 2020-07-09 | 2020-10-13 | 腾讯科技（深圳）有限公司 | Data processing method, device, server and storage medium |
| CN111770390B (en) * | 2020-07-09 | 2024-02-09 | 腾讯科技（深圳）有限公司 | Data processing method, device, server and storage medium |
| CN114189752A (en) * | 2021-11-25 | 2022-03-15 | 杭州视在数科信息技术有限公司 | A Video Storage Scheme Based on Object Storage Service |
| CN115550746A (en) * | 2022-10-11 | 2022-12-30 | 杭州视洞科技有限公司 | HLS low-delay method based on network camera and media distribution service system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103442259B (en) | 2017-02-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103442259A (en) | Method and device for reconstructing media data | |
| US20230179837A1 (en) | Network Video Streaming with Trick Play Based on Separate Trick Play Files | |
| US9560421B2 (en) | Broadcast and broadband hybrid service with MMT and DASH | |
| KR102228062B1 (en) | Method and apparatus for content delivery | |
| JP5990650B2 (en) | Broadcast signal processing method and apparatus including interactive broadcast service | |
| KR101689050B1 (en) | Information processing device, data management method, and recording medium | |
| US20140359678A1 (en) | Device video streaming with trick play based on separate trick play files | |
| CN103081433A (en) | Manifest file updates for network streaming of coded video data | |
| KR102464061B1 (en) | Method and device for sending and receiving media data | |
| KR20150048669A (en) | Apparatus and method for processing an interactive service | |
| WO2014193996A2 (en) | Network video streaming with trick play based on separate trick play files | |
| CN102118438A (en) | Method and device for live broadcasting apple media stream in Internet protocol television (IPTV) system | |
| CN101889425A (en) | Device and method for simulcasting over variable bandwidth channels | |
| EP3001692A1 (en) | Streaming media processing method, apparatus and system | |
| KR20150056523A (en) | Apparatus and method for processing an interactive service | |
| CN103329521A (en) | Methods, apparatuses and computer program products for pausing video streaming content | |
| CA2795694A1 (en) | Video content distribution | |
| KR101766696B1 (en) | Associating representations in adaptive streaming | |
| CN106604077B (en) | Self-adaptive streaming media transmission method and device | |
| EP2580896B1 (en) | Hybrid delivery mechanism in a multimedia transmission system | |
| CN112616065A (en) | Screen image initiating method and device, computer equipment, readable storage medium and screen image presenting system | |
| KR20190073373A (en) | Information processing apparatus and information processing method | |
| CN108494792A (en) | A kind of flash player plays the converting system and its working method of hls video flowings | |
| CN112243158A (en) | Media file processing method and device and electronic equipment | |
| KR20150013110A (en) | Device and method for processing bi-directional service related to broadcast program |
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 |
Granted publication date: 20170222 Termination date: 20170821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |