CN101909047A - Method and device for acquiring multimedia programs - Google Patents
Method and device for acquiring multimedia programs Download PDFInfo
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- CN101909047A CN101909047A CN2009102413173A CN200910241317A CN101909047A CN 101909047 A CN101909047 A CN 101909047A CN 2009102413173 A CN2009102413173 A CN 2009102413173A CN 200910241317 A CN200910241317 A CN 200910241317A CN 101909047 A CN101909047 A CN 101909047A
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Abstract
The invention discloses a method for acquiring multimedia programs. The multimedia programs are persistently stored in a database; and a material XML (Extensive Makeup Language) file or a program XML file formed by a predefined XML description model organization is used. The method comprises the following steps of: extracting a corresponding material XML file or program XML file according to a user request and analyzing; and outputting the analyzed multimedia program according to the mode designated by the user. The invention can be used for effectively solving the problem on the compatibility of new multimedia content with traditional multimedia content, thereby being greatly convenient for users to acquire and use.
Description
Technical field
The present invention relates to the technical field that multi-medium data is handled, particularly relate to a kind of acquisition methods of multimedia programming and a kind of deriving means of multimedia programming.
Background technology
Along with stream media technology in broad application of Internet, and each TV station, radio station, website even telecom operators begin IP based network and adopt stream media technology to carry out the issue by all kinds of means of content, as mobile TV, IPTV, mobile TV etc.Simultaneously, look the source of audio material and also mainly carry out the various till now sources of material collection by professional, equipment from original traditional media, upload etc. as domestic consumer, quarry and issue all present development in pluralism, the material form is looked the audio format except that tradition is commonly used simultaneously, also present the new media characteristics, such as some network format commonly used.In addition, picture, text even html webpage also become the new media content that needs management.
Yet in traditional content of multimedia management system, normally adopt fixing standard to make a catalogue, store and manage for obtaining of multimedia programming to looking audio file, for the new media content, prior art often can't be discerned or be handled, thereby cause having the user of needs to obtain, have a strong impact on user's experience.
Summary of the invention
Technical problem to be solved by this invention provides a kind of acquisition methods and device of multimedia programming, with the data compatibility problem of effective solution new media content and traditional media content, thereby user friendlyly greatly obtains and uses.
In order to solve the problems of the technologies described above, the embodiment of the invention discloses a kind of acquisition methods of multimedia programming, described multimedia programming be persistent storage in database, the material XML file or the program XML file that adopt predefined XML descriptive model tissue to form, described method comprises:
Ask to extract corresponding material XML file or program XML file and resolve according to the user;
Export multimedia programming after the parsing according to the mode of user's appointment.
Preferably, described user's request is the retrieval browse request, described retrieval browse request comprises the object format information that key word information and browsing multimedia program are used, the material XML file of described extraction or program XML file are the material XML file or the program XML file of the described keyword of coupling, and the step of the multimedia programming after described output is resolved comprises:
With the multimedia programming transcoding after the described parsing is the multimedia programming of object format;
Play described multimedia programming.
Preferably, described user's request is the program download request, and the step of the multimedia programming after described output is resolved comprises:
Multimedia programming after the described parsing is entered the downloading task formation;
Carry out described downloading task formation, described multimedia programming is downloaded to the address of user's appointment.
Preferably, comprise file attribute and contents attribute in described material XML file or the program XML file as the material file or the program file of XML metadata.
Preferably, described user is the user of process mandate in advance.
The embodiment of the invention also discloses a kind of deriving means of multimedia programming, described multimedia programming be persistent storage in database, the material XML file or the program XML file that adopt predefined XML descriptive model tissue to form, described device comprises:
Parsing module is used for asking to extract corresponding material XML file or program XML file and resolving according to the user;
Output module is used for exporting multimedia programming after the parsing according to the mode of user's appointment.
Preferably, described user's request is the retrieval browse request, described retrieval browse request comprises the object format information that key word information and browsing multimedia program are used, the material XML file of described extraction or program XML file are the material XML file or the program XML file of the described keyword of coupling, and described output module further comprises:
The transcoding submodule, being used for the multimedia programming transcoding after the described parsing is the multimedia programming of object format;
Play submodule, be used to play described multimedia programming.
Preferably, described user's request is the program download request, and described output module further comprises:
The queuing submodule is used for the multimedia programming after the described parsing is entered the downloading task formation;
Download submodule, be used to carry out described downloading task formation, described multimedia programming is downloaded to the address of user's appointment.
Preferably, comprise file attribute and contents attribute in described material XML file or the program XML file as the material file or the program file of XML metadata.
Preferably, described file attribute comprises ownership group information, process information-recording, extended attribute information and the classified information of file;
The contents attribute of described material file comprise format information, the entity file of format information, all include files of format information, the video file of script holder's metadata information, version information, entity gauge point metadata information, audio file information, look audio metadata information, material entity file and associated metadata information, image attribute information and/or text attribute information;
The contents attribute of described program file comprise the items for information that comprises in the information, Storyboard information, manuscript object information, Series Sheet of format information, the entity file of format information, all include files of format information, the video file of script holder's metadata information, version information, entity gauge point metadata information, audio file, Series Sheet information, look audio metadata information, program entity file and associated metadata information, image attribute information and/or text attribute information.
Compared with prior art, the present invention has the following advantages:
The present invention is by providing uniform data model to upper-layer service, i.e. employing unification, normalized XML descriptive model is organized all kinds of material file or program file, thereby set up the object database of persistence, use this database, can upwards shield various content of multimedia form, not only can effectively compatible various traditional media and new media content format, satisfy the storage administration demand of All Files form, also greatly facilitating the user retrieves various structurings or unstructured document, browse, operations such as download make the user obtain better experience.
Description of drawings
Fig. 1 is the flow chart of steps of the acquisition methods embodiment 1 of a kind of multimedia programming of the present invention;
Fig. 2 is the flow chart of steps of the acquisition methods embodiment 2 of a kind of multimedia programming of the present invention;
Fig. 3 is the flow chart of steps of the acquisition methods embodiment 3 of a kind of multimedia programming of the present invention;
Fig. 4 is the structured flowchart of the deriving means embodiment of a kind of multimedia programming of the present invention.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
The present invention can be used in numerous general or special purpose computingasystem environment or the configuration.For example: multicomputer system, server, network PC, minicom, mainframe computer, comprise distributed computing environment (DCE) of above any system or equipment or the like.
The present invention can describe in the general context of the computer executable instructions of being carried out by computer, for example program module.Usually, program module comprises the routine carrying out particular task or realize particular abstract, program, object, assembly, data structure or the like.Also can in distributed computing environment (DCE), put into practice the present invention, in these distributed computing environment (DCE), by by communication network connected teleprocessing equipment execute the task.In distributed computing environment (DCE), program module can be arranged in the local and remote computer-readable storage medium that comprises memory device.
In embodiments of the present invention, described multimedia programming be persistent storage in database, the material XML file or the program XML file that adopt predefined XML descriptive model tissue to form particularly, can form by the following steps tissue:
The file attribute and the contents attribute of step S1, extraction material file or program file;
Step S2, the predefined XML descriptive model of employing are organized described file attribute and contents attribute, generate the XML object of described material file or program file;
Step S3, described XML object is carried out persistence, store in the database.
Wherein, described file attribute is meant at material file or program file descriptor generally speaking, described contents attribute be meant with material file or program file in the relevant descriptor of particular content.In specific implementation, described file attribute can comprise ownership group information, process information-recording, extended attribute information and the classified information of file.The contents attribute of described material file specifically can comprise format information, the entity file of format information, all include files of format information, the video file of script holder's metadata information, version information, entity gauge point metadata information, audio file information, look audio metadata information, material entity file and associated metadata information, image attribute information and/or text attribute information.The contents attribute of described program file can further increase the items for information that comprises in Storyboard information, manuscript object information, the Series Sheet, the information of Series Sheet etc. with respect to the contents attribute of material file.
Promptly in embodiments of the present invention, a large amount of multimedia programmings (comprising material) are stored and are managed according to normalized consolidation form.
With reference to figure 1, show the flow chart of steps of the acquisition methods embodiment 1 of a kind of multimedia programming of the present invention, specifically can may further comprise the steps:
For example, suppose the code that has following description text object type in the material XML file:
<TextFileType>
<TextFileID>CCTV?Subtitle?Sequence?File</TextFileID>
<Size>1000Mb</Size>
<Type>.txt</Type>
<TextFileType>
Then can obtain through resolving, the file of text file is called CCTV SubtitleSequence File, and file size is 1000 Mbytes, and file format is the text formatting of .txt.
In embodiments of the present invention, parsing for described XML file, adopt any mode of the prior art to generate corresponding resolver or analytical tool all can be realized, for example, adopt the DOM resolver to set up in internal memory and the corresponding tree structure data of XML file, the mark of XML file, the content of text of mark, entity etc. all can be corresponding with certain node of the data of tree in the internal memory.Use the DOM resolver to operate the node of setting in the internal memory easily and come the processing XML document, obtain own required data by an application program.Certainly, only as example, the present invention need not to make restriction to aforesaid way to this.
With reference to figure 2, show the flow chart of steps of the acquisition methods embodiment 2 of a kind of multimedia programming of the present invention, specifically can may further comprise the steps:
The retrieval browse request that step 201, acquisition user submit to comprises the object format information that key word information and browsing multimedia program are used in the described retrieval browse request;
Described transcoding is meant the multimedia data stream that a kind of multimedia data stream of Standards and formats is processed into the another kind of Standards and formats that more is adapted to certain application-specific.With the video code conversion is example, and it is usually directed to code check conversion, conversion of resolution (as high definition TV to standard definition television), frame rate conversion (as video monitoring) and format conversion (as be used for MPEG-4 mobile phone reception MPEG-2 digital television program) etc.In a concrete example, the process of video code conversion can may further comprise the steps:
User's request of multi-medium data is handled in step T1, reception, and the descriptor of analysis user request form is extracted the information such as frame per second, video size, bit rate and code check in this descriptor;
Step T2, the source video format is analyzed, extracted frame per second, video size, code check, bit rate and motion vector information in the video sequence;
Step T3, judge whether source format is identical with the frame per second of object format, if different, the frame rate value of then initialization transcoder, and execution in step T4; Otherwise, direct execution in step T4;
Step T4, judge whether source format is identical with the image size of object format, if identical, direct execution in step T5 then; Otherwise, the image size of initialization transcoding, execution in step T5 then;
Step T5: judge whether source format is identical with the bit rate size of object format, if, then direct execution in step T6; Otherwise, the bit rate of initialization transcoder, execution in step T6 then;
Step T6, beginning transcoding utilize the motion vector information in the video sequence frame of source then, motion vector are carried out revaluation and become more meticulous, by the time the motion vector information of object format video sequence:
Step T7, with the DTC domain coefficient of the acquisition after the conversion, carry out according to 64 keys, the DTC domain coefficient is carried out scramble according to algorithm;
Step T8, the data based stream media protocol after transcoding finished encapsulate.
Certainly, the mode that above-mentioned transcoding is handled is only as example, those skilled in the art adopt at present, and any popular Video Transcoding Technology all is feasible, for example, motion vector (MV) mapping, the conversion of DCT (discrete cosine transform) territory and residual error revaluation (residual re-estimation) etc.
Present embodiment not only can make things convenient for the user to obtain the program material that they want whenever and wherever possible, also provide content to support, make the multi-medium data can be between the heterogeneous network, between different types of access device and transparent exchange between the different-format to new media business such as current Digital Television, the network media, mobile TV, mobile TVs.
With reference to figure 3, show the flow chart of steps of the acquisition methods embodiment 2 of a kind of multimedia programming of the present invention, specifically can may further comprise the steps:
The program download request that step 301, acquisition user submit to;
In specific implementation, the user can retrieve, browse back submission download request, this request can enter into the downloading task formation after examining, by system's control outbound, can also according to actual needs program or material be moved to each operational plates such as platform Intranet news, making, broadcast.Certainly, described downloading task also can specify medium to download by downloading work station, realizes the utilization again of program or material various ways.
Consider the copyright problem of looking audio production in the reality, in embodiments of the present invention, described user can be the user of process mandate in advance.
Need to prove, for aforesaid each method embodiment, for simple description, so it all is expressed as a series of combination of actions, but those skilled in the art should know, the present invention is not subjected to the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in the specification all belongs to preferred embodiment, and related action and module might not be that the present invention is necessary.And, in the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, there is not the part that describes in detail among certain embodiment, can get final product referring to the associated description of other embodiment.
With reference to figure 4, show the structured flowchart of the deriving means embodiment of a kind of multimedia programming of the present invention, wherein, described multimedia programming is that persistent storage is in database, the material XML file or the program XML file that adopt predefined XML descriptive model tissue to form, particularly, comprise file attribute and contents attribute in described material XML file or the program XML file as the material file or the program file of XML metadata.Described file attribute specifically can comprise following information: ownership group information, process information-recording, extended attribute information and the classified information of file.The contents attribute of described material file specifically can comprise following information:
The format information of the format information of script holder's metadata information, version information, entity gauge point metadata information, audio file, the format information of video file, all include files, the information of entity file, look audio metadata information, material entity file and associated metadata information, image attribute information and/or text attribute information;
The contents attribute of described program file specifically can comprise following information:
The items for information that comprises in the format information of the format information of script holder's metadata information, version information, entity gauge point metadata information, audio file, the format information of video file, all include files, the information of entity file, Storyboard information, manuscript object information, the Series Sheet, the information of Series Sheet, look audio metadata information, program entity file and associated metadata information, image attribute information and/or text attribute information.
Present embodiment specifically can comprise with lower module:
Parsing module 401 is used for asking to extract corresponding material XML file or program XML file and resolving according to the user;
In a preferred embodiment of the present invention, described user's request can be the retrieval browse request, described retrieval browse request comprises the object format information that key word information and browsing multimedia program are used, in this case, the material XML file of described extraction or program XML file are the material XML file or the program XML file of the described keyword of coupling, and described output module may further include following submodule:
The transcoding submodule, being used for the multimedia programming transcoding after the described parsing is the multimedia programming of object format;
Play submodule, be used to play described multimedia programming.
In a preferred embodiment of the present invention, described user's request can be the program download request, and in this case, described output module may further include following submodule:
The queuing submodule is used for the multimedia programming after the described parsing is entered the downloading task formation;
Download submodule, be used to carry out described downloading task formation, described multimedia programming is downloaded to the address of user's appointment.
Because present embodiment is substantially corresponding to preceding method embodiment, so not detailed part in the description of present embodiment can just not given unnecessary details at this referring to the related description in the previous embodiment.
More than the acquisition methods of a kind of multimedia programming provided by the present invention and a kind of deriving means of multimedia programming are described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. the acquisition methods of a multimedia programming is characterized in that, described multimedia programming be persistent storage in database, the material XML file or the program XML file that adopt predefined XML descriptive model tissue to form, described method comprises:
Ask to extract corresponding material XML file or program XML file and resolve according to the user;
Export multimedia programming after the parsing according to the mode of user's appointment.
2. the method for claim 1, it is characterized in that, described user's request is the retrieval browse request, described retrieval browse request comprises the object format information that key word information and browsing multimedia program are used, the material XML file of described extraction or program XML file are the material XML file or the program XML file of the described keyword of coupling, and the step of the multimedia programming after described output is resolved comprises:
With the multimedia programming transcoding after the described parsing is the multimedia programming of object format;
Play described multimedia programming.
3. the method for claim 1 is characterized in that, described user's request is the program download request, and the step of the multimedia programming after described output is resolved comprises:
Multimedia programming after the described parsing is entered the downloading task formation;
Carry out described downloading task formation, described multimedia programming is downloaded to the address of user's appointment.
4. as claim 1,2 or 3 described methods, it is characterized in that, comprise file attribute and contents attribute in described material XML file or the program XML file as the material file or the program file of XML metadata.
5. the method for claim 1 is characterized in that, described user is the user of process mandate in advance.
6. the deriving means of a multimedia programming is characterized in that, described multimedia programming be persistent storage in database, the material XML file or the program XML file that adopt predefined XML descriptive model tissue to form, described device comprises:
Parsing module is used for asking to extract corresponding material XML file or program XML file and resolving according to the user;
Output module is used for exporting multimedia programming after the parsing according to the mode of user's appointment.
7. device as claimed in claim 6, it is characterized in that, described user's request is the retrieval browse request, described retrieval browse request comprises the object format information that key word information and browsing multimedia program are used, the material XML file of described extraction or program XML file are the material XML file or the program XML file of the described keyword of coupling, and described output module further comprises:
The transcoding submodule, being used for the multimedia programming transcoding after the described parsing is the multimedia programming of object format;
Play submodule, be used to play described multimedia programming.
8. device as claimed in claim 6 is characterized in that, described user's request is the program download request, and described output module further comprises:
The queuing submodule is used for the multimedia programming after the described parsing is entered the downloading task formation;
Download submodule, be used to carry out described downloading task formation, described multimedia programming is downloaded to the address of user's appointment.
9. as claim 6,7 or 8 described devices, it is characterized in that, comprise file attribute and contents attribute in described material XML file or the program XML file as the material file or the program file of XML metadata.
10. device as claimed in claim 9 is characterized in that, described file attribute comprises ownership group information, process information-recording, extended attribute information and the classified information of file;
The contents attribute of described material file comprise format information, the entity file of format information, all include files of format information, the video file of script holder's metadata information, version information, entity gauge point metadata information, audio file information, look audio metadata information, material entity file and associated metadata information, image attribute information and/or text attribute information;
The contents attribute of described program file comprise the items for information that comprises in the information, Storyboard information, manuscript object information, Series Sheet of format information, the entity file of format information, all include files of format information, the video file of script holder's metadata information, version information, entity gauge point metadata information, audio file, Series Sheet information, look audio metadata information, program entity file and associated metadata information, image attribute information and/or text attribute information.
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| CN200910241317.3A CN101909047B (en) | 2009-11-27 | 2009-11-27 | Method and device for acquiring multimedia programs |
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| CN200910241317.3A CN101909047B (en) | 2009-11-27 | 2009-11-27 | Method and device for acquiring multimedia programs |
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| CN101909047B CN101909047B (en) | 2014-09-17 |
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| CN200910241317.3A Expired - Fee Related CN101909047B (en) | 2009-11-27 | 2009-11-27 | Method and device for acquiring multimedia programs |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681832A (en) * | 2011-03-17 | 2012-09-19 | 新奥特（北京）视频技术有限公司 | Extensible markup language (XML) based interaction method and interaction device |
| CN102760146A (en) * | 2011-12-29 | 2012-10-31 | 新奥特（北京）视频技术有限公司 | Method and system for releasing and interacting news contents |
| CN103002336A (en) * | 2012-11-15 | 2013-03-27 | 深圳市九洲电器有限公司 | Data browsing method and device and set-top box |
| CN103325404A (en) * | 2012-03-01 | 2013-09-25 | 索尼公司 | Managing storyboards |
| CN103546725A (en) * | 2013-10-24 | 2014-01-29 | 北京百纳威尔科技有限公司 | Mobile phone client and remote video monitor and control system and method |
| CN108268432A (en) * | 2017-12-14 | 2018-07-10 | 中央电视台 | A kind of conversion method and device of program project file |
Family Cites Families (2)
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| CN2882157Y (en) * | 2006-02-13 | 2007-03-21 | 中兴通讯股份有限公司 | Fluid media browsing system at server/customer terminal |
| CN101464864B (en) * | 2007-12-18 | 2012-05-23 | 新奥特（北京）视频技术有限公司 | Method for indexing and querying media materials by using relational database |
-
2009
- 2009-11-27 CN CN200910241317.3A patent/CN101909047B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681832A (en) * | 2011-03-17 | 2012-09-19 | 新奥特（北京）视频技术有限公司 | Extensible markup language (XML) based interaction method and interaction device |
| CN102681832B (en) * | 2011-03-17 | 2017-02-08 | 新奥特（北京）视频技术有限公司 | Extensible markup language (XML) based interaction method and interaction device |
| CN102760146A (en) * | 2011-12-29 | 2012-10-31 | 新奥特（北京）视频技术有限公司 | Method and system for releasing and interacting news contents |
| CN103325404A (en) * | 2012-03-01 | 2013-09-25 | 索尼公司 | Managing storyboards |
| CN103325404B (en) * | 2012-03-01 | 2016-12-28 | 索尼公司 | Management Storyboard |
| CN103002336A (en) * | 2012-11-15 | 2013-03-27 | 深圳市九洲电器有限公司 | Data browsing method and device and set-top box |
| CN103546725A (en) * | 2013-10-24 | 2014-01-29 | 北京百纳威尔科技有限公司 | Mobile phone client and remote video monitor and control system and method |
| CN108268432A (en) * | 2017-12-14 | 2018-07-10 | 中央电视台 | A kind of conversion method and device of program project file |
| CN108268432B (en) * | 2017-12-14 | 2022-02-01 | 中央电视台 | Program engineering file conversion method and device |
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