CN108924606A

CN108924606A - Streaming Media processing method, device, storage medium and electronic device

Info

Publication number: CN108924606A
Application number: CN201810645862.8A
Authority: CN
Inventors: 张斌; 陈颖川; 曹珈; 张晓渠
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2018-06-21
Filing date: 2018-06-21
Publication date: 2018-11-30
Anticipated expiration: 2038-06-21
Also published as: CN108924606B

Abstract

The present invention provides a kind of Streaming Media processing method, device, storage medium and electronic devices.In this method, the Content Description Metadata of streaming media resource file is obtained, wherein the Content Description Metadata is the metadata that the content of the streaming media resource file is described in the case where one or more contents describe dimension；The streaming media resource file is handled based on the Content Description Metadata.With this solution, it solves the problems, such as to be difficult to be managed the streaming media resource content of magnanimity only according to current streaming media resource description information in the related technology, so that becoming possibility based on the progress of content streaming media more careful management, distribution and statistics and to the more targeted recommendation of user's progress.

Description

Streaming Media processing method, device, storage medium and electronic device

Technical field

The present invention relates to the communications fields, in particular to a kind of Streaming Media processing method, device, storage medium and electricity Sub-device.

Background technique

In recent years, with the promotion of Internet bandwidth and content distributing network (Content Delivery Network, CDN large scale deployment), internet stream media become the main viewing object of user's online.Currently, having had already appeared a variety of mutual Networking stream media technology, for example, to be based on hypertext transfer protocol (Hypertext Transfer Protocol, HTTP) Stream media network transport protocol (HTTP Live Streaming, HLS) and the dynamic self-adapting stream (Dynamic based on HTTP Adaptive Streaming over HTTP, DASH) it is that leading internet stream media technology occupies predominantly at present Position.

Current internet stream media technology, such as HLS and DASH pass through streaming media resource descriptive metadata streaming media Resource is described, and streaming media resource descriptive metadata may include media file entity name list, media file path, Media file code rate, media file coding mode.HLS uses m3u8 (a kind of file format for playing multimedia list), DASH It is described using mpd (media demo description) streaming media resource, including timing, uniform resource locator (Uniform Resource Locator, URL) and media characteristic, such as video resolution and bit rate.

However, it is noteworthy that streaming media resource description information is merely capable of providing auxiliary letter in streaming media playing Breath, for example, solving Streaming Media address search, streaming media playing resolution ratio and determination of bit rate etc..With big video traffic Development, the streaming media resource of magnanimity is constantly online, in the streaming media resource of such magnanimity, how to carry out to resource content effective Management, user oriented carries out more targeted commending contents, is only according to current streaming media resource description information It is difficult to.

Summary of the invention

The embodiment of the invention provides a kind of Streaming Media processing method, device, storage medium and electronic devices, at least to solve It is certainly difficult to carry out pipe to the streaming media resource content of magnanimity only according to current streaming media resource description information in the related technology The problem of reason.

According to one embodiment of present invention, a kind of Streaming Media processing method is provided, including：Obtain streaming media resource text The Content Description Metadata of part, wherein the Content Description Metadata is describes institute in the case where one or more contents describe dimension State the metadata of the content of streaming media resource file；The streaming media resource file is carried out based on the Content Description Metadata Processing.

Property embodiment as an example, before the Content Description Metadata for obtaining streaming media resource file, the side Method further includes：Dimension is described based on one or more of contents to analyze the content of the streaming media resource file, it is raw At the Content Description Metadata of the streaming media resource file；By the Content Description Metadata and the streaming media resource The resource description metadata of file merges, and generates the Streaming Media index file for corresponding to the streaming media resource file.

Property embodiment as an example, the Content Description Metadata for obtaining streaming media resource file include：Described in acquisition The Streaming Media index file of streaming media resource file；The streaming media resource text is obtained according to the Streaming Media index file The Content Description Metadata of part.

Property embodiment as an example retouches the resource of the Content Description Metadata and the streaming media resource file Metadata merging is stated, generates and corresponds to after the Streaming Media index file of the streaming media resource file, the method also includes： The streaming media resource file and the Streaming Media index file corresponding to the streaming media resource file are issued；System The access temperature for counting each segmentation of the content of the streaming media resource file will describe dimension to access temperature as content The metadata for describing the content of the streaming media resource file is added in the Content Description Metadata, and updates the stream matchmaker Body index file.

Property embodiment as an example describes dimension to the streaming media resource text based on one or more of contents The content of part is analyzed, and the Content Description Metadata for generating the streaming media resource file includes：By the Streaming Media Resource file inlet flow media content analysis model describes dimension for the streaming media resource based on one or more of contents File is segmented, and records the Content Description Metadata of the information of segmentation as the streaming media resource file；Alternatively, The content of the streaming media resource file and one or more of contents are described into dimension and carry out matching degree assessment, described in record Matching degree is higher than the information of the segmentation of first threshold as the streaming media resource file in the content of streaming media resource file The Content Description Metadata.

Property embodiment as an example retouches the resource of the Content Description Metadata and the streaming media resource file Metadata merging is stated, the Streaming Media index file that generation corresponds to the streaming media resource file includes：The content is described Metadata and the resource description metadata of the streaming media resource file are associated, and in the money of the streaming media resource file The label of the Content Description Metadata is embedded in Source Description metadata；By the Content Description Metadata and the resource description Metadata write-in corresponds to the Streaming Media index file of the streaming media resource file.

Property embodiment as an example, based on the Content Description Metadata to the streaming media resource file at Reason includes：Based on the Content Description Metadata, it is pre- that content descriptors corresponding in the streaming media resource file are closed first If after the segmentation removal of condition, by other piecewise combinations in the streaming media resource file at streaming media resource subfile；Or Person is based on the Content Description Metadata, and it is default to extract corresponding content descriptors conjunction second in the streaming media resource file The segmentation of condition, and by the piecewise combination of the extraction at streaming media resource subfile.

Property embodiment as an example, based on the Content Description Metadata to the streaming media resource file at Reason includes：Based on the Content Description Metadata, dimension is described to the streaming media resource according to one or more of contents File generated guide menu is simultaneously shown；In response to the selection instruction received, the streaming media resource file is played.

Property embodiment as an example plays the streaming media resource file packet in response to the selection instruction received It includes：According to the selection instruction received, determine that the content of selection describes the screening conditions under dimension；Extract the Streaming Media The segmentation for meeting the screening conditions in the content of resource file plays out；Alternatively, for the streaming media resource file Meet the segmentation of the screening conditions in content, the segmental file of the first code rate is downloaded, for the streaming media resource file The segmentation of the screening conditions is not met in content, downloads the segmental file of the second code rate, and plays point of first code rate The segmental file of segment file and second code rate, wherein first code rate is higher than second code rate.

Property embodiment as an example, based on the Content Description Metadata to the streaming media resource file at Reason includes：The user for obtaining the streaming media resource file accesses record；Based on the Content Description Metadata and the user Access record plays behavior to user and counts.

Property embodiment as an example, the statistical result that the user plays behavior are included in one or more contents and retouch State the broadcasting preference under dimension, record accessed based on the Content Description Metadata and the user, to user play behavior into After row statistics, the method also includes：In response to the playing request for a streaming media resource file received, it is based on institute The Content Description Metadata for stating streaming media resource file selects to meet point for playing preference in the streaming media resource file Section plays out.

Property embodiment as an example, based on the Content Description Metadata to the streaming media resource file at Reason includes：Based on the Content Description Metadata of the streaming media resource file, determines and visited in the streaming media resource file Ask that temperature is higher than the segmentation of second threshold；Determining access temperature is higher than to the scheduling information of the segmentation of the second threshold Notify fringe node.

According to another embodiment of the invention, a kind of Streaming Media processing unit is provided, including：Module is obtained, is used for Obtain the Content Description Metadata of streaming media resource file, wherein the Content Description Metadata is in one or more contents The metadata of the content of the streaming media resource file is described under description dimension；Processing module, for being described based on the content Metadata handles the streaming media resource file.

Property embodiment, described device further include as an example：Content Description Metadata generation module, for being based on institute It states one or more contents and describes dimension and the content of the streaming media resource file is analyzed, generate the streaming media resource The Content Description Metadata of file；Merging module, for the Content Description Metadata and the streaming media resource is literary The resource description metadata of part merges, and generates the Streaming Media index file for corresponding to the streaming media resource file.

Property embodiment as an example, the acquisition module are used for：Obtain the stream of the streaming media resource file Media index file；The Content Description Metadata of the streaming media resource file is obtained according to the Streaming Media index file.

Property embodiment, described device further include as an example：Release module is used for the streaming media resource file It is issued with the Streaming Media index file for corresponding to the streaming media resource file；Statistical module, it is described for counting The access temperature of each segmentation of the content of streaming media resource file notifies the Content Description Metadata generation module will be to visit Ask that temperature describes the metadata of the content of the description streaming media resource file of dimension as content and is added to the content and retouches It states in metadata, and the merging module is notified to update the Streaming Media index file.

Property embodiment as an example, the Content Description Metadata generation module are used for：By the streaming media resource File input stream media content analysis model describes dimension for the streaming media resource file based on one or more of contents It is segmented, and records the Content Description Metadata of the information of segmentation as the streaming media resource file；Alternatively, by institute It states the content of streaming media resource file and one or more of contents describes dimension and carry out matching degree assessment, record the stream matchmaker Matching degree is higher than the information of the segmentation of first threshold as described in the streaming media resource file in the content of body resource file Content Description Metadata.

Property embodiment as an example, the merging module are used for：By the Content Description Metadata and the stream matchmaker The resource description metadata of body resource file is associated, and embedding in the resource description metadata of the streaming media resource file Enter the label of the Content Description Metadata；The Content Description Metadata and resource description metadata write-in are corresponded to The Streaming Media index file of the streaming media resource file.

Property embodiment as an example, the processing module are used for：Based on the Content Description Metadata, by the stream After the segmentation that corresponding content descriptors close the first preset condition in media resource file removes, by the streaming media resource file In other piecewise combinations at streaming media resource subfile；Alternatively, being based on the Content Description Metadata, the Streaming Media is extracted Corresponding content descriptors close the segmentation of the second preset condition in resource file, and by the piecewise combination of the extraction at Streaming Media Resource subfile.

Property embodiment as an example, the processing module are used for：Based on the Content Description Metadata, according to described One or more contents describe dimension to the streaming media resource file generated guide menu and show；In response to receiving Selection instruction, play the streaming media resource file.

Property embodiment as an example, the processing module are used for：According to the selection instruction received, choosing is determined The content selected describes the screening conditions under dimension；It extracts in the content of the streaming media resource file and meets the screening conditions Segmentation plays out；Alternatively, for the segmentations of the screening conditions is met in the content of the streaming media resource file, downloading the The segmental file of one code rate, for the segmentation for not meeting the screening conditions in the content of the streaming media resource file, downloading The segmental file of second code rate, and play the segmental file of first code rate and the segmental file of second code rate, wherein First code rate is higher than second code rate.

Property embodiment as an example, the processing module are used for：The user for obtaining the streaming media resource file visits Ask record；Record is accessed based on the Content Description Metadata and the user, behavior is played to user and is counted.

Property embodiment as an example, the statistical result that the user plays behavior are included in one or more contents and retouch The broadcasting preference under dimension is stated, described device further includes：Playing module, in response to receiving for a streaming media resource The playing request of file, the Content Description Metadata based on the streaming media resource file select in the streaming media resource file Meet the segmentation for playing preference to play out.

Property embodiment as an example, the processing module are used for：It is described interior based on the streaming media resource file Hold descriptive metadata, determines and access the segmentation that temperature is higher than second threshold in the streaming media resource file；By determining access The scheduling information that temperature is higher than the segmentation of the second threshold notifies fringe node.

According to still another embodiment of the invention, a kind of storage medium is provided, calculating is stored in the storage medium Machine program, wherein the computer program is arranged to execute the method in above embodiments and exemplary embodiment when operation.

Still another embodiment in accordance with the present invention provides a kind of electronic device, including memory and processor, described to deposit Be stored with computer program in reservoir, the processor be arranged to run the computer program with execute above embodiments and Method in exemplary embodiment.

In the solution of the present invention, by providing streaming medium content descriptive metadata come the content of streaming media resource file It is described, and the streaming media resource file is handled based on the Content Description Metadata, enhance Internet streaming Media are directed to the descriptive power of content itself, and it is difficult only according to current streaming media resource description information in the related technology to solve The problem of being managed with the streaming media resource content to magnanimity, so that carrying out more careful pipe based on content streaming media Reason distributes and counts and become possibility to the more targeted recommendation of user's progress.

Detailed description of the invention

The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings：

Fig. 1 is a kind of flow chart of according to embodiments of the present invention 1 Streaming Media processing method；

Fig. 2 is a kind of structural block diagram of according to embodiments of the present invention 2 Streaming Media processing unit；

Fig. 3 is a kind of preferred structure block diagram one of according to embodiments of the present invention 2 Streaming Media processing unit；

Fig. 4 is a kind of preferred structure block diagram two of according to embodiments of the present invention 2 Streaming Media processing unit；

Fig. 5 is the generation and update of the Content Description Metadata of according to embodiments of the present invention 4 streaming media resource file Flow chart；

Fig. 6 be according to embodiments of the present invention 6 mpd in be embedded in streaming medium content descriptive metadata VideoContentMeta The schematic diagram of label；

Fig. 7 be according to embodiments of the present invention 6 m3u8 in be embedded in streaming medium content descriptive metadata EXT-X-CONTENT- The schematic diagram of METADATA label；

Fig. 8 is the bibliographic structure block diagram of an according to embodiments of the present invention 6 HLS streaming media resource；

Fig. 9 is that according to embodiments of the present invention 6 user's players obtain Content Description Metadata by obtaining master index With the schematic diagram of streaming media resource；

Figure 10 is according to embodiments of the present invention 7 user's guide menu formation process and user's broadcast interface schematic diagram；

Figure 11 is according to embodiments of the present invention 8 flow chart for obtaining user's portrait；

Figure 12 is the signal that the intelligent scheduling of CDN is realized in the according to embodiments of the present invention 9 temperature analysis based on various dimensions Figure.

Specific embodiment

Since big video traffic develops, user faces the video content of magnanimity, can not overview.Due to currently without convection current The content that media are practical to include carries out any description, and (such as the index of HLS only describes the URL of slicing files, not to phase The scene content for closing segmental file is described, although industry also uses the mode of thumbnail, when user drags progress bar The interior some tableauxes of browsing, but it is not comprehensive after all, and player itself does not identify, needs to watch people to operate), User's players, can not be quick according to limited streaming media resource descriptive metadata (m3u8 or mpd) in playing stream media Position the content that user is interested or pays close attention to.Moreover, if user wants, to find oneself within the limited time interested Content, can only be by pulling, and fast forwarding and fast rewinding positions oneself desired video clip.In addition, user uses video production tool When carrying out the production of customized Streaming Media, it is necessary to take some time and manually to play and check streaming medium content, manufacturing process In need continually to carry out F.F. using player, rewind, pause etc. operation, the then video scene of hand-kept concern Time point reuses video production tool and the time point of the video scene of concern is connected in series.

When video website carries out user's broadcasting statistics with recommending, it is also based on limited verbal description and is completely played with user Record carries out, since the scene information of user's emphasis viewing, actor information and other specific content informations can not be obtained, because This cannot achieve the accurate portrait to user preferences, such as user has viewed certain gun battle movie, but can not know it is preference gunbattle field Scape or some performer or emotion therein play.

In addition, most of video websites are deployed from valut, central node, the multistage of Area Node to fringe node at present Content distributing network (Content Delivery Network, CDN) framework.Fringe node carries most booking readers' Service.Under traditional approach, when streaming media resource file is distributed to fringe node, often using the first statistics distributor of lag Formula, i.e.,：Certain Streaming Media slicing files are after fringe node " miss " reaches certain proportion, just by central node or region Node is distributed to fringe node.Such ways of distribution does not often have instantaneity, in addition, such ways of distribution can not also perceive point Piece content and counting user play behavior.

Current most of video websites have used hierarchical stor, i.e.,：By in a complete Streaming Media, broadcasting time More files in stream media is moved to the novel storage of low capacity by massive store (such as tradition machinery formula hard disk) at a slow speed To improve handling capacity on medium (such as SSD).When current video website carries out backing migration, it is mainly based upon subsequent analysis, User carries out moving for backing cutout media file after the broadcasting temperature of particular sequence reaches certain value in complete streaming medium content It moves.This moving method often has hysteresis quality.It is that backing is disconnected which segment in a complete Streaming Media can not be depicted in advance, Which segment is cold segment.

Furthermore current most of video websites used real-time encapsulation packing (Just-In-Time Packaging, JITP) streaming media resource file carries out real time codec and package processing, to meet different access terminals, different bandwidth again User plays demand, and current JITP is all based on whole streaming media resource files, and time-consuming, and system resources consumption is big.Such as Fruit can understand streaming medium content, it is only necessary to JITP processing be carried out to part files in stream media, to save time and system resource.

But a kind of method is described for internet stream media content not yet in industry at present, the present invention is implemented Example provides Streaming Media processing method, device, storage medium and electronic device, by streaming medium content descriptive metadata come convection current Media content is described, and can be used for the customized broadcasting of user, and video website plays statistics, and CDN fringe node is distributed immediately Etc. multiple use.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.

It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, " Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.

Embodiment 1

Fig. 1 is a kind of flow chart of according to embodiments of the present invention 1 Streaming Media processing method.As shown in Figure 1, the Streaming Media Processing method may include：

Step S102 obtains the Content Description Metadata of streaming media resource file, wherein the Content Description Metadata is The content of the streaming media resource file is described in the case where one or more contents describe dimension (for example, practical when streaming media playing The plot of displaying, scene, when personage etc., i.e. media play the practical picture shown, sound, subtitle) metadata；

Step S104 is handled the streaming media resource file based on the Content Description Metadata.

It is described, is enhanced mutually come the content of streaming media resource file by providing streaming medium content descriptive metadata Streaming Media of networking is directed to the descriptive power of content itself, solves and describes in the related technology only according to current streaming media resource Information is difficult to the problem of being managed to the streaming media resource content of magnanimity, so that more careful based on the progress of content streaming media Management, distribution and statistics and to user carry out it is more targeted recommendation become possibility.

Content, which describes dimension, can be the prerequisite of streaming medium content description, for example, it may be leading according to producer It drills, featured performer and appearance, subtitle, plot bridge section, scene, temperature, is classified, picture sample, fragment of sound sample, video clips Sample or the streaming medium content of its correlation combiner setting describe prerequisite.It should be noted that being based on text in addition to that can set The content of word or file expression describes outside dimension, can also set based on video sample, audio sample, picture sample it is more The expression way that content describes dimension thereby can be enhanced in media sample file, so that content is described dimension more accurate.

After the above streaming media resource file can be coding, the file of the streaming medium content comprising audio-video, such as suffix For the file of mp4, suffix is the file of ts, and suffix is the file etc. of fmp4.

The Content Description Metadata of the above streaming media resource file can be used and be not limited to JSON (Java Script Object Notation) or the forms such as XML (eXtensible Markup Language) to one or more dimensions of content itself Degree content metadata is described, and generates the description file of the Content Description Metadata of one or more dimensions.

The Content Description Metadata of streaming media resource file can be generated by following steps, and be embedded in Streaming Media rope Quotation part：

Dimension is described based on one or more of contents to analyze the content of the streaming media resource file, is generated The Content Description Metadata of the streaming media resource file, as an alternative embodiment, can be by the stream matchmaker Body resource file inlet flow media content analysis model, describes dimension based on one or more of contents and provides the Streaming Media Source file is segmented, and records the Content Description Metadata of the information of segmentation as the streaming media resource file；Or The content of the streaming media resource file and one or more of contents are described dimension and carry out matching degree assessment, record by person Matching degree is higher than the information of the segmentation of first threshold as the streaming media resource text in the content of the streaming media resource file The Content Description Metadata of part；

The Content Description Metadata is merged with the resource description metadata of the streaming media resource file, generates and corresponds to It, specifically, can be by the Content Description Metadata and the stream in the Streaming Media index file of the streaming media resource file The resource description metadata of media resource file is associated, and in the resource description metadata of the streaming media resource file It is embedded in the label of the Content Description Metadata；The Content Description Metadata is corresponding with resource description metadata write-in In the Streaming Media index file of the streaming media resource file.What Content Description Metadata and resource description metadata were associated A kind of illustrative embodiments may refer to example described in embodiment 6.

At this point, to obtain the Content Description Metadata of streaming media resource file, the streaming media resource text can be first obtained The Streaming Media index file of part, and retouched according to the content that the Streaming Media index file obtains the streaming media resource file State metadata.

In practical applications, the temperature prerequisite in dimension is described for content, because it is related to streaming media resource reality Access after the publication of border records statistics, so, it can be by after streaming media resource file distribution, according to the streaming media resource file Temperature is accessed to generate the Content Description Metadata about temperature.In this embodiment it is possible to using following steps generation and more Newly about the Content Description Metadata of temperature：

By the streaming media resource file and corresponding to the streaming media resource file the Streaming Media index file into Row publication；

The access temperature of each segmentation of the content of the streaming media resource file is counted, it will be to access temperature as content The metadata of the content of the description streaming media resource file of description dimension is added in the Content Description Metadata, and more The new Streaming Media index file.

The generation of resource description metadata and Streaming Media publication after according to access temperature to resource description metadata more New process may refer to example described in embodiment 4.

It is described by providing streaming medium content descriptive metadata come streaming media content, it can be easily and comprehensive The content of streaming media is managed, while several application stream matchmakers can also be given below by the Information application in many scenes The example of body Content Description Metadata.

It, can be more to an original streaming media resource file generated based on Content Description Metadata as an embodiment Kind version, to adapt to different resource acquisition demands.For example, the Content Description Metadata can be based on, by the stream After the segmentation that corresponding content descriptors close the first preset condition in media resource file removes, by the streaming media resource file In other piecewise combinations at streaming media resource subfile；Alternatively, being based on the Content Description Metadata, the Streaming Media is extracted Corresponding content descriptors close the segmentation of the second preset condition in resource file, and by the piecewise combination of the extraction at Streaming Media Resource subfile.Based on Content Description Metadata to a specific reality of an original streaming media resource file generated miscellaneous editions Example, may refer to embodiment 5.

As another embodiment, Content Description Metadata can be supplied to user's players, so that it is based on interior Hold descriptive metadata and generate guide menu, the streaming media playing service of user preferences is more in line with for the selection offer of user. For example, the Content Description Metadata can be based on, dimension is described according to one or more of contents, the Streaming Media is provided Source file generates guide menu and is shown；In response to the selection instruction received, the streaming media resource file is played.Tool Body, user's players can determine that the content of selection describes the screening item under dimension according to the selection instruction received Part；It extracts and meets the segmentations of the screening conditions in the content of the streaming media resource file and play out, for example, can concentrate Play the bridge section that user prefers；Alternatively, for point for meeting the screening conditions in the content of the streaming media resource file Section downloads the segmental file of the first code rate, for not meeting the screening conditions in the content of the streaming media resource file Segmentation, downloads the segmental file of the second code rate, and plays the segmentation of the segmental file and second code rate of first code rate File, wherein first code rate is higher than second code rate, that is to say, that can be directed to bridge section that user prefers can To be played using the downloading of high code rate, and being directed to the bridge section that user not bery pays close attention to can be played using low bit- rate downloading.User broadcasts The specific example that device carries out guide based on Content Description Metadata and selectively plays is put, may refer to embodiment 7.

As another embodiment, Content Description Metadata can be based on, recorded in conjunction with the access of user, to user into Row portrait.For example, the user of the available streaming media resource file accesses record；Based on the Content Description Metadata and The user accesses record, plays behavior to user and counts.The user play behavior statistical result may include One or more contents describe the broadcasting preference under dimension, access record based on the Content Description Metadata and the user, User is played after behavior counts, can in response to the playing request for a streaming media resource file that receives, Content Description Metadata based on the streaming media resource file selects to meet described play partially in the streaming media resource file Good segmentation plays out.Draw a portrait to user one of access record based on Content Description Metadata combination user is specific Example may refer to embodiment 8.

As another embodiment, it can be based on Content Description Metadata, realize the intelligence distribution of perceived content.Example Such as, it can determine and be visited in the streaming media resource file based on the Content Description Metadata of the streaming media resource file Ask that temperature is higher than the segmentation of second threshold；Determining access temperature is higher than to the scheduling information of the segmentation of the second threshold Notify fringe node.In response to the scheduling information, determining access temperature can be higher than the second threshold by fringe node The subsection scheduling to local.Intelligently distribute a specific example for perceived content is realized based on Content Description Metadata, It may refer to embodiment 9.

Embodiment 2

A kind of Streaming Media processing unit is present embodiments provided, the device is for realizing above-described embodiment and preferred implementation side Formula, the descriptions that have already been made will not be repeated.As used below, the software of predetermined function may be implemented in term " module " And/or the combination of hardware.Although device described in following embodiment is preferably realized with software, hardware or soft The realization of the combination of part and hardware is also that may and be contemplated.

Fig. 2 is a kind of structural block diagram of according to embodiments of the present invention 2 Streaming Media processing unit.As shown in Fig. 2, stream matchmaker Body processing unit may include obtaining module 22 and processing module 24.

Obtain the Content Description Metadata that module 22 is used to obtain streaming media resource file, wherein the content description member Data are that the metadata of the content of the streaming media resource file is described in the case where one or more contents describe dimension.

Processing module 24, which is connected to, obtains module 22, for being based on the Content Description Metadata to the streaming media resource File is handled.

Fig. 3 is a kind of preferred structure block diagram one of according to embodiments of the present invention 2 Streaming Media processing unit.As shown in figure 3, The Streaming Media processing unit can also be able to include Content Description Metadata on the basis of obtaining module 22 and processing module 24 Generation module 32 and merging module 34.

Content Description Metadata generation module 32 is used to describe dimension to the stream matchmaker based on one or more of contents The content of body resource file is analyzed, and the Content Description Metadata of the streaming media resource file is generated.The content Descriptive metadata generation module 32 can be used for the streaming media resource file input stream media content analysis model being based on institute Described in the information stated one or more contents and describe dimension and be segmented the streaming media resource file, and record segmentation is used as The Content Description Metadata of streaming media resource file；Alternatively, by the content of the streaming media resource file with it is one Or multiple contents describe dimension and carry out matching degree assessment, record matching degree in the content of the streaming media resource file and are higher than first The Content Description Metadata of the information of the segmentation of threshold value as the streaming media resource file.

Merging module 34 is connected to Content Description Metadata generation module 32 and obtains module 22, for retouching the content It states metadata to merge with the resource description metadata of the streaming media resource file, generates and correspond to the streaming media resource file Streaming Media index file.The merging module 34 can be used for the Content Description Metadata and streaming media resource text The resource description metadata of part is associated, and is embedded in described in the resource description metadata of the streaming media resource file Hold the label of descriptive metadata；The Content Description Metadata and resource description metadata write-in are corresponded into the stream matchmaker The Streaming Media index file of body resource file.

The module 22 that obtains can be used for obtaining the Streaming Media index file of the streaming media resource file；According to The Streaming Media index file obtains the Content Description Metadata of the streaming media resource file.

Fig. 4 is a kind of preferred structure block diagram two of according to embodiments of the present invention 2 Streaming Media processing unit.As shown in figure 4, The Streaming Media processing unit can obtain module 22, processing module 24, Content Description Metadata generation module 32 and merging mould On the basis of block 34, described device can also include release module 42 and statistical module 44.

Release module 42 is connected to merging module 34, for by the streaming media resource file and corresponding to the stream matchmaker The Streaming Media index file of body resource file is issued.

Statistical module 44 is connected to release module 42, Content Description Metadata generation module 32 and merging module 34, is used for The access temperature for counting each segmentation of the content of the streaming media resource file notifies the Content Description Metadata to generate mould Block 32 will be added to using the metadata for accessing the content for describing the streaming media resource file that temperature describes dimension as content In the Content Description Metadata, and the merging module 34 is notified to update the Streaming Media index file.

As an embodiment, the processing module 24 can be used for based on the Content Description Metadata, will be described After the segmentation that corresponding content descriptors close the first preset condition in streaming media resource file removes, by the streaming media resource text Other piecewise combinations in part are at streaming media resource subfile；Alternatively, being based on the Content Description Metadata, the stream matchmaker is extracted Corresponding content descriptors close the segmentation of the second preset condition in body resource file, and by the segmentation group resultant current matchmaker of the extraction Body resource subfile.It is specific to one of an original streaming media resource file generated miscellaneous editions based on Content Description Metadata Example may refer to embodiment 5.

As another embodiment, the processing module 24 can be used for being based on the Content Description Metadata, according to One or more of contents describe dimension to the streaming media resource file generated guide menu and show；In response to connecing The selection instruction received plays the streaming media resource file.What the processing module 24 can be used for receiving according to Selection instruction determines that the content of selection describes the screening conditions under dimension；It extracts and is accorded in the content of the streaming media resource file The segmentation for closing the screening conditions plays out；Alternatively, for the screening is met in the content of the streaming media resource file The segmentation of condition downloads the segmental file of the first code rate, for not meeting the sieve in the content of the streaming media resource file The segmentation of condition is selected, the segmental file of the second code rate is downloaded, and plays the segmental file and the second code of first code rate The segmental file of rate, wherein first code rate is higher than second code rate.User's players be based on Content Description Metadata into Row guide and the specific example selectively played, may refer to embodiment 6.

As another embodiment, the processing module 24 can be used for obtaining the user of the streaming media resource file Access record；Record is accessed based on the Content Description Metadata and the user, behavior is played to user and is counted.It is described The statistical result that user plays behavior includes the broadcasting preference described under dimension in one or more contents, and described device can be with Including：Playing module is based on the Streaming Media for the playing request for a streaming media resource file in response to receiving The Content Description Metadata of resource file selects the segmentation for meeting the broadcasting preference in the streaming media resource file to be broadcast It puts.The specific example that access record based on Content Description Metadata combination user draws a portrait to user, may refer to Embodiment 7.

As another embodiment, the processing module 24 can be used for based on described in the streaming media resource file Content Description Metadata determines and accesses the segmentation that temperature is higher than second threshold in the streaming media resource file；By determining visit Ask that the scheduling information of the segmentation of the temperature higher than the second threshold notifies fringe node.Based on Content Description Metadata reality Intelligently distribute a specific example for existing perceived content, may refer to embodiment 8.

It should be noted that above-mentioned modules can be realized by software or hardware, for the latter, Ke Yitong Following manner realization is crossed, but not limited to this：Above-mentioned module is respectively positioned in same processor；Alternatively, above-mentioned modules are with any Combined form is located in different processors.

Embodiment 3

The embodiments of the present invention also provide a kind of storage medium, computer program is stored in the storage medium, wherein The computer program is arranged to execute the step in any of the above-described embodiment of the method when operation.

Optionally, in the present embodiment, above-mentioned storage medium can be set to store by executing based on following steps Calculation machine program：

S1 obtains the Content Description Metadata of streaming media resource file, wherein the Content Description Metadata is at one Or multiple contents describe to describe the content of the streaming media resource file under dimension (for example, practical when streaming media playing show Plot, scene, when personage etc., i.e. media play the practical picture shown, sound, subtitle) metadata；

S2 is handled the streaming media resource file based on the Content Description Metadata.

Optionally, in the present embodiment, above-mentioned storage medium can include but is not limited to：USB flash disk, read-only memory (Read- Only Memory, referred to as ROM), it is random access memory (Random Access Memory, referred to as RAM), mobile hard The various media that can store computer program such as disk, magnetic or disk.

The embodiments of the present invention also provide a kind of electronic device, including memory and processor, stored in the memory There is computer program, which is arranged to run computer program to execute the step in any of the above-described embodiment of the method Suddenly.

Optionally, above-mentioned electronic device can also include transmission device and input-output equipment, wherein the transmission device It is connected with above-mentioned processor, which connects with above-mentioned processor.

Optionally, in the present embodiment, above-mentioned processor can be set to execute following steps by computer program：

Optionally, the specific example in the present embodiment can be with reference to described in above-described embodiment and optional embodiment Example, details are not described herein for the present embodiment.

Embodiment 4

The present embodiment provides a kind of various dimensions streaming medium contents to describe method, enhances internet stream media for content sheet The descriptive power of body is described by extended flow media content metadata：Using and be not limited to JSON or XML etc. to content itself Various dimensions content metadata be described, and the description file of the content metadata of various dimensions is generated, as media resource A part.Fig. 5 is the stream of generation and the update of the Content Description Metadata of according to embodiments of the present invention 4 streaming media resource file Cheng Tu.As shown in figure 5, the process includes the following steps：

Step S502 obtains complete streaming media resource descriptive metadata and streaming media resource file；

Step S504 determines that preset content describes dimension (content scene, actor information, temperature, limiter stage, plot bridge Section etc.), in the present embodiment, other than it can set the content based on text or file expression and describe dimension, it can also set Surely it is based on video sample, audio sample, the table that content describes dimension thereby can be enhanced in the multimedia sample file of picture sample Up to mode, content is set to describe dimension more accurate；

Step S506 describes dimension based on content, generates system using various dimensions Content Description Metadata, can use basis The content of input and preset content describe dimension, and the analysis for carrying out various dimensions to target media content (can be by intelligence Multimedia video analysis tool passes through the methods of manual identified and production side's mark), scene is carried out to target video content Identification, person recognition, voice recognition etc. processing, generate various dimensions content metadata file, including be not limited to JSON format or The description file or picture of XML format, sound etc. media are as Content Description Metadata file.

Step S508 is based on generated various dimensions content metadata file, whole by various dimensions Content Description Metadata Block is molded, original video index file is integrated into, a complete content is formed and describes index file.

Step S510, the content with various dimensions content metadata are published in video media service system and are serviced.

Step S512, during video media service, by statistical analysis system, to the access temperature of the media file It is for statistical analysis, the hot value that content is respectively segmented is obtained, then system is generated by various dimensions Content Description Metadata, increases heat Degree description dimension, and content is added and describes index file.

The various dimensions content generated through this embodiment describes the played device access that index file can be convenient, and obtains Its content description information, the intelligence for realizing that player is personalized that thus can be convenient play, promote user experience, save and use The family time.

Embodiment 5

Video content provider or video website can generate multiple streams according to the Content Description Metadata of different dimensions Media version is equivalent to and a original contents is generated multiple child release contents.

Video content provider or video website can be classified according to film, film characteristic, film leading role, access temperature Etc., it is defined as follows the content description of dimension, wherein level dimension is the requirement according to local law to video spatial scalable, to view The segment of frequency content carries out the description of rating information.

Index is described by the various dimensions of JSON format, the Streaming Media of the various child releases for same film can be generated Content Description Metadata, such as：Compact version, the visual version of children, specific to a certain leading role or the version of protagonist etc..

For example, being directed to the streaming medium content descriptive metadata of similar following JSON format：

The description in relation to other dimensions can be extended.

In this way, extracting corresponding media by " streaming medium content descriptive metadata " for a original film file Fragment, the different more parts of films of sub- version of generation (system side generates multiple index files, if R grades, PG-13 grades, G grades index, R grades Index the request of corresponding R grades of contents, the request of the corresponding G grades of contents of G grades of index).A original film, more parts of versions can be with Effectively save memory space.

Such as the classification rule according to American movie, (limiter stage, 17 years old or less spectators require have father to one R grades of film Female or adult accompanies viewing --- and the film of the rank includes mature content, and there are more sexual love, violence, drug abuse/excessive in the inside The scenes such as bloody and dirty word), it, can after removal part limiter stage camera lens and scene by the identification and layout of content metadata To be transformed into G grades (public grades), can be watched for the people of all age brackets.

Meanwhile more parts of Content Description Metadatas of different dimensions and original streaming media resource can be collectively stored in video Website perhaps on the valut server of video content provider with HLS protocol for users to use or DASH agreement to realize not Online broadcasting and offline downloading with video child release play.

Embodiment 6

By a specific example, how the media resource index file for describing standard increases in various dimensions the present embodiment How the description for holding descriptive metadata is associated with streaming media resource description and describes with streaming medium content.

M3u8 or mpd itself have very strong scalability, as an alternative embodiment, can be existing On the basis of m3u8 or mpd, it is directly embedded into streaming medium content descriptive metadata.

Fig. 6 be according to embodiments of the present invention 6 mpd in be embedded in streaming medium content descriptive metadata VideoContentMeta The schematic diagram of label, as shown in fig. 6, the streaming medium content descriptive metadata of various dimensions can be embedded in a mpd VideoContentMeta label.

Fig. 7 be according to embodiments of the present invention 6 m3u8 in be embedded in streaming medium content descriptive metadata EXT-X-CONTENT- The schematic diagram of METADATA label, as shown in fig. 7, the streaming medium content descriptive metadata of various dimensions can be embedded in a m3u8 EXT-X-CONTENT-METADATA label.

Fig. 8 is the bibliographic structure block diagram of an according to embodiments of the present invention 6 HLS streaming media resource, as shown in figure 8, should Bibliographic structure is other than the streaming media resource fragment 001.ts....00N.ts comprising different code rates, in master index file In index.m3u8, the description of various dimensions content is extended.

Fig. 8 show content describe in segment, used based on film with respect to play time (PlayBeginTime with PlayEndTime field) describing mode, in such as description file fragment based on performer, for the description of performer 1 (Actor1) For：

Actor1

At the beginning of PlayBeginTime and PlayEndTime respectively describes performer Actor1 and occurs in film Section and the end time section, Actor1 in a film many places occur, so, have multiple PlayBeginTime and PlayEndTime sections.It is equivalent to and is associated with using the relative time of movie playback with streaming media resource.

It should be noted that the embodiment of the present invention does not limit the interrelational form of content description and streaming media resource.Such as In lower example, illustrates and use slicing files and in slicing files in HLS with the interrelational form of byte offsets, still Segment example is described with the content based on performer：

Actor1

Content description as shown above, wherein starting point and terminal include the description of content fragment file and offset byte, Thus Content Description Metadata is associated with resource description metadata.

Fig. 9 is that according to embodiments of the present invention 6 user's players obtain Content Description Metadata by obtaining master index With the schematic diagram of streaming media resource.As shown in figure 9, user's players successfully obtain while obtaining master index index.m3u8 Get the various dimensions content descriptive markup in master index.Wherein, one HLS bibliographic structure sample of streaming media server includes two The file of class subcode rate：

The corresponding catalogue of 1677722_bitrate high code rate streaming media resource file；

The corresponding catalogue of 641000_bitrate low bit- rate streaming media resource file.

In addition, index.m3u8 integrates the master index of streaming medium content descriptive metadata.

Embodiment 7

Figure 10 is according to embodiments of the present invention 7 user's guide menu formation process and user's broadcast interface schematic diagram, is shown Go out how player passes through various dimensions Content Description Metadata realization user's guide menu function.As shown in Figure 10, the process It may comprise steps of：

S1002, user's players obtain master index file when playing internet stream media, for example, obtaining for HLS Master index index.m3u8, obtaining in index.mpd, index.m3u8 and index.mpd for DASH may include various dimensions Content Description Metadata can also not include various dimensions Content Description Metadata and individually obtain various dimensions content by user's players Descriptive metadata file, attached drawing 10 show the case where individually obtaining various dimensions Content Description Metadata file.

S1004, user's players parse index.m3u8 or index.mpd, obtain the Content Description Metadata in base Path obtains content descriptor file again, after obtaining content descriptor file, parses " the first number of streaming medium content description therein respectively According to ".

S1006, user's players generate guide menu according to " streaming medium content descriptive metadata ", for example, guide menu In comprising according to content describe dimension generation focus：If performer appears on the scene, scene, plot bridge section, temperature etc..It can pass through The selection of " guide menu " is quickly switched into corresponding broadcasting pictures, or carries out selective broadcasting to video media content, such as only The camera lens or fast browsing for seeing some favorite performer (may be selected the browsing time, such as finishes watching for 10 minutes, player will root The segmental file that the temperature being respectively segmented according to content is extracted 10 minutes plays out), and can cut according to the needs of users at any time Change to normal play mode.

In the limited situation of network bandwidth, system resource can also be effectively saved using the method and process of the present embodiment And under user bandwidth, such as the multi code Rate of Chinese character scene of HLS and DASH, downloaded in the interested content of broadcasting active user higher Code rate plays out, and while playing non-user interested content downloads lower code rate and plays out, and can effectively save in this way Network bandwidth.

Embodiment 8

Figure 11 is according to embodiments of the present invention 8 flow chart for obtaining user's portrait, is illustrated how by various dimensions Hold descriptive metadata, obtains user to video scene, the preference of performer etc. to the accurate portrait of user, and realizes personalization Intelligence plays.As shown in figure 11, which includes the following steps：

S1102, Video service quotient obtain user by statistics and play behavior (such as user access logs or ticket), in addition, Video service quotient also obtains Content Description Metadata.

S1104 carries out convergence analysis to user access logs and various dimensions Content Description Metadata, due to there is user simultaneously The metadata that the record of access video content is described in combination with various dimensions content, can accurately know the field of user's viewing Scape, performer, the information such as plot bridge section.

S1106 plays the convergence analysis of behavior, available accurately user portrait by user.

S1108 draws a portrait according to user, and the available user of client is to the hobby and preference of media content, such as likes Certain action scenes or certain performers, do not like transition bridge section.

S1110, player obtain the Content Description Metadata information of on-demand content according to the above information and combination, can To realize that the individualized intelligent for each user plays (the only interested scene of broadcasting user and performer, uninterested feelings Section bridge section will be automatically skipped).

Embodiment 9

Figure 12 is the signal that the intelligent scheduling of CDN is realized in the according to embodiments of the present invention 9 temperature analysis based on various dimensions Figure, shows through various dimensions Content Description Metadata, in conjunction with statistical analysis, realizes the process of perceived content intelligently distributed, As shown in figure 12, which includes the following steps：

S1202, CDN statistical analysis system carry out various dimensions to content according to the content information of access information and various dimensions Temperature analysis, such as the temperature of scene, performer's temperature, temperature of director etc., analysis result periodically gives CDN content management mould Block (Content Management and the scheduling of being responsible for CDN).

S1204, new content are injected into the centre point library of CDN, while including various dimensions Content Description Metadata file.

S1206, CDN content management module obtain the various dimensions Content Description Metadata of content.

S1208, CDN content management module is according to the hot statistics of various dimensions as a result, in conjunction in the various dimensions of the content Hold descriptive metadata, generate the intelligent distribution policy of the content, if which of the content may be partially hot spot, by these pieces Section content scheduling message informing gives each fringe node.For example, the temperature of accounting automobile highway chase scene is very high in the recent period, pass through The Content Description Metadata discovery for parsing the publication content wherein has several scenes to belong to road traffic route chase scene, then just will The road traffic route chase scene partial content of the content is distributed to fringe node.

S1210, CDN fringe node dispatch the content Partial Fragment according to scheduling message.

As it can be seen that because the Content Description Metadata of various dimensions is introduced, so that media video service system, especially CDN can With convenient perceived content, the intelligent distribution scheduling for realizing content can be analyzed based on the temperature of various dimensions.

Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.

The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.It is all within principle of the invention, it is made it is any modification, etc. With replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims

1. a kind of Streaming Media processing method, which is characterized in that including：

Obtain the Content Description Metadata of streaming media resource file, wherein the Content Description Metadata is in one or more Content describes the metadata that the content of the streaming media resource file is described under dimension；

The streaming media resource file is handled based on the Content Description Metadata.

2. the method according to claim 1, wherein in the Content Description Metadata for obtaining streaming media resource file Before, the method also includes：

It describes dimension based on one or more of contents to analyze the content of the streaming media resource file, described in generation The Content Description Metadata of streaming media resource file；

The Content Description Metadata is merged with the resource description metadata of the streaming media resource file, generates and corresponds to institute State the Streaming Media index file of streaming media resource file.

3. according to the method described in claim 2, it is characterized in that, obtaining the Content Description Metadata packet of streaming media resource file It includes：

Obtain the Streaming Media index file of the streaming media resource file；

The Content Description Metadata of the streaming media resource file is obtained according to the Streaming Media index file.

4. according to the method described in claim 2, it is characterized in that, by the Content Description Metadata and the streaming media resource The resource description metadata of file merges, and generates and corresponds to after the Streaming Media index file of the streaming media resource file, institute The method of stating further includes：

The streaming media resource file and the Streaming Media index file corresponding to the streaming media resource file are sent out Cloth；

The access temperature of each segmentation of the content of the streaming media resource file is counted, will be described using accessing temperature as content The metadata of the content of the description streaming media resource file of dimension is added in the Content Description Metadata, and updates institute State Streaming Media index file.

5. according to the method described in claim 2, it is characterized in that, describing dimension to described based on one or more of contents The content of streaming media resource file is analyzed, and the Content Description Metadata for generating the streaming media resource file includes：

By the streaming media resource file input stream media content analysis model, dimension is described based on one or more of contents The streaming media resource file is segmented, and records the content of the information of segmentation as the streaming media resource file Descriptive metadata；Alternatively,

The content of the streaming media resource file and one or more of contents are described into dimension and carry out matching degree assessment, record Matching degree is higher than the information of the segmentation of first threshold as the streaming media resource text in the content of the streaming media resource file The Content Description Metadata of part.

6. according to the method described in claim 2, it is characterized in that, by the Content Description Metadata and the streaming media resource The resource description metadata of file merges, and the Streaming Media index file that generation corresponds to the streaming media resource file includes：

The resource description metadata of the Content Description Metadata and the streaming media resource file is associated, and described The label of the Content Description Metadata is embedded in the resource description metadata of streaming media resource file；

The Content Description Metadata and resource description metadata write-in are corresponded to the stream of the streaming media resource file Media index file.

7. the method according to claim 1, wherein being provided based on the Content Description Metadata to the Streaming Media Source file carries out processing：

Based on the Content Description Metadata, content descriptors corresponding in the streaming media resource file are closed into the first default item After the segmentation removal of part, by other piecewise combinations in the streaming media resource file at streaming media resource subfile；Alternatively,

Based on the Content Description Metadata, it is default to extract corresponding content descriptors conjunction second in the streaming media resource file The segmentation of condition, and by the piecewise combination of the extraction at streaming media resource subfile.

8. the method according to claim 1, wherein being provided based on the Content Description Metadata to the Streaming Media Source file carries out processing：

Based on the Content Description Metadata, dimension is described to the streaming media resource file according to one or more of contents It generates guide menu and is shown；

In response to the selection instruction received, the streaming media resource file is played.

9. according to the method described in claim 8, it is characterized in that, selection instruction in response to receiving, plays the stream matchmaker Body resource file includes：

According to the selection instruction received, determine that the content of selection describes the screening conditions under dimension；

It extracts and meets the segmentations of the screening conditions in the content of the streaming media resource file and play out；Alternatively, for institute The segmentation for meeting the screening conditions in the content of streaming media resource file is stated, the segmental file of the first code rate is downloaded, for institute The segmentation for not meeting the screening conditions in the content of streaming media resource file is stated, the segmental file of the second code rate is downloaded, and is broadcast Put the segmental file of first code rate and the segmental file of second code rate, wherein first code rate is higher than described the Two code rates.

10. the method according to claim 1, wherein based on the Content Description Metadata to the Streaming Media Resource file carries out processing：

The user for obtaining the streaming media resource file accesses record；

Record is accessed based on the Content Description Metadata and the user, behavior is played to user and is counted.

11. according to the method described in claim 10, it is characterized in that, the statistical result that the user plays behavior is included in one A or multiple contents describe the broadcasting preference under dimension, access record based on the Content Description Metadata and the user, right After user's broadcasting behavior counts, the method also includes：

In response to the playing request for a streaming media resource file received, the content based on the streaming media resource file Descriptive metadata selects the segmentation for meeting the broadcasting preference in the streaming media resource file to play out.

12. method according to claim 1 or 4, which is characterized in that based on the Content Description Metadata to the stream matchmaker Body resource file carries out processing：

Based on the Content Description Metadata of the streaming media resource file, determines and access heat in the streaming media resource file Degree is higher than the segmentation of second threshold；

The scheduling information that determining access temperature is higher than the segmentation of the second threshold is notified into fringe node.

13. a kind of Streaming Media processing unit, which is characterized in that including：

Module is obtained, for obtaining the Content Description Metadata of streaming media resource file, wherein the Content Description Metadata is The metadata of the content of the streaming media resource file is described in the case where one or more contents describe dimension；

Processing module, for being handled based on the Content Description Metadata the streaming media resource file.

14. device according to claim 13, which is characterized in that described device further includes：

Content Description Metadata generation module, for describing dimension to the streaming media resource based on one or more of contents The content of file is analyzed, and the Content Description Metadata of the streaming media resource file is generated；

Merging module, for closing the resource description metadata of the Content Description Metadata and the streaming media resource file And generate the Streaming Media index file for corresponding to the streaming media resource file.

15. device according to claim 14, which is characterized in that the acquisition module is used for：

Obtain the Streaming Media index file of the streaming media resource file；

16. device according to claim 14, which is characterized in that described device further includes：

Release module, for by the streaming media resource file and corresponding to the Streaming Media rope of the streaming media resource file Quotation part is issued；

Statistical module, the access temperature of each segmentation of the content for counting the streaming media resource file notify in described Holding descriptive metadata generation module will be to access in the description streaming media resource file that temperature describes dimension as content The metadata of appearance is added in the Content Description Metadata, and the merging module is notified to update the Streaming Media index text Part.

17. device according to claim 14, which is characterized in that the Content Description Metadata generation module is used for：

18. device according to claim 14, which is characterized in that the merging module is used for：

19. device according to claim 13, which is characterized in that the processing module is used for：

20. device according to claim 13, which is characterized in that the processing module is used for：

21. device according to claim 20, which is characterized in that the processing module is used for：

22. device according to claim 13, which is characterized in that the processing module is used for：

The user for obtaining the streaming media resource file accesses record；

23. device according to claim 22, which is characterized in that the statistical result that the user plays behavior is included in one A or multiple contents describe the broadcasting preference under dimension, and described device further includes：

Playing module is based on the Streaming Media for the playing request for a streaming media resource file in response to receiving The Content Description Metadata of resource file selects the segmentation for meeting the broadcasting preference in the streaming media resource file to be broadcast It puts.

24. device described in 3 or 16 according to claim 1, which is characterized in that the processing module is used for：

25. a kind of storage medium, which is characterized in that be stored with computer program in the storage medium, wherein the computer Program is arranged to execute method described in any one of claim 1 to 12 when operation.

26. a kind of electronic device, including memory and processor, which is characterized in that be stored with computer journey in the memory Sequence, the processor are arranged to run the computer program to execute described in any one of claim 1 to 12 Method.