CN105704583A - Method and device for realizing hierarchical video playing - Google Patents

Method and device for realizing hierarchical video playing Download PDF

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Publication number
CN105704583A
CN105704583A CN201410698580.6A CN201410698580A CN105704583A CN 105704583 A CN105704583 A CN 105704583A CN 201410698580 A CN201410698580 A CN 201410698580A CN 105704583 A CN105704583 A CN 105704583A
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CN
China
Prior art keywords
video
index file
play
described
attribute information
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CN201410698580.6A
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Chinese (zh)
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CN105704583B (en
Inventor
黄颂尧
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中国电信股份有限公司
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Abstract

The invention discloses a method and a device for realizing hierarchical video playing. According to the method, a video index file of a to-be-played video is extracted, the video index file is filtered according to the present user attribute information to generate a hierarchical playing index file corresponding to the present user attribute information, video slices associated with the hierarchical playing index file are extracted from the video, and the video slices are played. The video index file is filtered according to the present user attribute information, so the video slices associated with the present user attribute information are acquired from the to-be-played video, and controllable hierarchical playing of the video can be effectively and conveniently realized.

Description

For realizing the method and apparatus that video spatial scalable is play

Technical field

The present invention relates to video playback control field, particularly to a kind of for realizing the method and apparatus that video spatial scalable is play。

Background technology

At present, internet video is providing easily on basis, content various and novel be also that conventional cable television cannot be reached。User for different crowd different age group, it is necessary to the filtration and the classification that carry out video data are play, and meet controlled requirement。

Currently mainly the yardstick of sensitive camera lens being carried out character classification by age, head alert。Technically, mosaic picture and shear frame data are most common process means。Fig. 1 realizes the schematic diagram that video spatial scalable is play in prior art。As it is shown in figure 1, management personnel can according to different user types, for instance under-18s, more than 18 years old, supervision department etc., carry out corresponding video shearing, to obtain different video files。

This mode needs artificial shearing, inefficiency on the one hand;On the other hand, still the video file after shearing cannot be carried out effective classification and play management。

Summary of the invention

The embodiment of the present invention provides a kind of for realizing the method and apparatus that video spatial scalable is play, by video index file being filtered according to active user's attribute information, thus obtaining the video segment being associated with active user's attribute information in video to be played, therefore can easily and effectively realize video spatial scalable and playing。

According to an aspect of the present invention, it is provided that a kind of for realize video spatial scalable play method, including:

Extract the video index file of video to be played;

According to active user's attribute information, described video index file is filtered, in order to generate the classification corresponding with active user's attribute information and play index file;

Extract from described video and play, with described classification, the video segment that index file is associated;

Play described video segment。

In one embodiment, according to active user's attribute information, described video index file is filtered, in order to the step generating the classification broadcasting index file corresponding with active user's attribute information includes:

Judge whether described video index file exists the play right label being associated with active user's attribute information;

If described video index file exists the play right label being associated with active user's attribute information, then utilize the play right label being associated with active user's attribute information to generate described classification and play index file。

In one embodiment, if being absent from the play right label being associated with active user's attribute information in described video index file, then refusal plays described video。

In one embodiment, the step of the video index file extracting video includes:

Described video index file is extracted from the watermark information being embedded into described video。

In one embodiment, when arranging the video index file of video, including:

According to predetermined classification play rules, attribute is play in the classification marking each video segment in described video;

The play right label that attribute is cut into slices as corresponding video is play in described classification, adds in video index file。

In one embodiment, the play right label that attribute is cut into slices as corresponding video is being play in described classification, after adding the step in video index file to, is also including:

Video index file is embedded in described video as watermark。

According to a further aspect in the invention, it is provided that a kind of for realizing the device that video spatial scalable is play, generate unit, section extraction unit and broadcast unit including index file extraction unit, hierarchical index, wherein:

Index file extraction unit, for extracting the video index file of video to be played;

Hierarchical index generates unit, for according to active user's attribute information, described video index file being filtered, in order to generates the classification corresponding with active user's attribute information and plays index file;

Section extraction unit, plays, with described classification, the video segment that index file is associated for extracting from described video;

Broadcast unit, is used for playing described video segment。

In one embodiment, hierarchical index generates unit specifically judges whether there is the play right label being associated with active user's attribute information in described video index file;If described video index file exists the play right label being associated with active user's attribute information, then utilize the play right label being associated with active user's attribute information to generate described classification and play index file。

In one embodiment, when hierarchical index generation unit is additionally operable to be absent from, in described video index file, the play right label being associated with active user's attribute information, refusal plays described video。

In one embodiment, index file extraction unit specifically extracts described video index file from the watermark information being embedded into described video。

In one embodiment, device also includes mark unit and adding device, wherein:

Mark unit, for according to predetermined classification play rules, attribute is play in the classification marking each video segment in described video;

Adding device, for described classification is play the play right label that attribute is cut into slices as corresponding video, adds in video index file。

In one embodiment, device also includes embedded unit, wherein:

Embedded unit, for being embedded into video index file in described video as watermark。

The present invention is by being filtered video index file according to active user's attribute information, thus obtaining the video segment being associated with active user's attribute information in video to be played, therefore can easily and effectively realize the controlled classification to video and playing。

Accompanying drawing explanation

In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings。

Fig. 1 realizes the schematic diagram that video spatial scalable is play in prior art。

Fig. 2 is that the present invention is for realizing the schematic diagram of one embodiment of method that video spatial scalable is play。

Fig. 3 is that the present invention realizes the schematic diagram of video spatial scalable one embodiment of broadcasting based on mark video segment attribute。

Fig. 4 is that the present invention is for realizing the schematic diagram of one embodiment of device that video spatial scalable is play。

Fig. 5 is that the present invention is for realizing the schematic diagram of another embodiment of device that video spatial scalable is play。

Detailed description of the invention

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments。Description only actually at least one exemplary embodiment is illustrative below, never as any restriction to the present invention and application or use。Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention。

Unless specifically stated otherwise, the parts otherwise set forth in these embodiments and positioned opposite, the numerical expression of step and numerical value do not limit the scope of the invention。

Simultaneously, it should be appreciated that for the ease of describing, the size of the various piece shown in accompanying drawing is not draw according to actual proportionate relationship。

The known technology of person of ordinary skill in the relevant, method and apparatus are likely to be not discussed in detail, but in the appropriate case, described technology, method and apparatus should be considered to authorize a part for description。

Shown here with in all examples discussed, any occurrence should be construed as merely exemplary, not as restriction。Therefore, other example of exemplary embodiment can have different values。

It should also be noted that similar label and letter below figure represent similar terms, therefore, once a certain Xiang Yi accompanying drawing is defined, then it need not be further discussed in accompanying drawing subsequently。

Fig. 2 is that the present invention is for realizing the schematic diagram of one embodiment of method that video spatial scalable is play。As in figure 2 it is shown, the method step of the present embodiment is as follows:

Step 201, extracts the video index file of video to be played。

Preferably, from the watermark information being embedded into described video, described video index file is extracted。

By video index file is embedded in video as watermark, it is possible to effectively prevent video index file from illegally being distorted in communication process, thus improving security of system。

Step 202, according to active user's attribute information, is filtered described video index file, in order to generates the classification corresponding with active user's attribute information and plays index file。

When user watches video, active user can be provided attribute information by modes such as input identity。It not the inventive point place of the present invention due to this, therefore specifically do not launch explanation here。

Step 203, extracts from described video and plays, with described classification, the video segment that index file is associated。

Step 204, plays described video segment。

Based on the method for realizing video spatial scalable broadcasting that the above embodiment of the present invention provides, by video index file being filtered according to active user's attribute information, thus obtaining the video segment being associated with active user's attribute information in video to be played, therefore can easily and effectively realize the controlled classification to video and playing。

In one embodiment, above-mentioned according to active user's attribute information, described video index file is filtered, in order to the step generating the classification broadcasting index file corresponding with active user's attribute information comprises the steps that

Judge whether described video index file exists the play right label being associated with active user's attribute information。

If described video index file exists the play right label being associated with active user's attribute information, then utilize the play right label being associated with active user's attribute information to generate described classification and play index file。

If being absent from the play right label being associated with active user's attribute information in described video index file, then refusal plays described video。

By above-mentioned process, when being absent from the play right label being associated with active user's attribute in video index file, refusal plays video, consequently facilitating supervision department realizes the controlled broadcasting of video。

In one embodiment, when arranging the video index file of video, may also include that

According to predetermined classification play rules, attribute is play in the classification marking each video segment in described video。The play right label that attribute is cut into slices as corresponding video is play in described classification, adds in video index file。

Such as, by indexed file increases Filter filter attribute field, corresponding play right label is inserted in Filter filter attribute field。

Preferably, also video index file can be embedded in described video as watermark。

Such as, following equation is utilized

Vw=F (Vs,Dindex)

By video index file DindexIt is embedded into video file VsIn, to obtain carrying video index file Vw, F is watermark imbedding function。

By video index file is embedded in video as watermark, it is possible to effectively prevent video index file from illegally being distorted in communication process, thus improving security of system。

Fig. 3 is that the present invention realizes the schematic diagram of video spatial scalable one embodiment of broadcasting based on mark video segment attribute。

When source video is audited, the broadcasting attribute of video segment file can be marked according to picture and specialty content。As it is shown on figure 3, for the video segment 1-7 in the video flowing of source, priority assignation can be played out by " 0-10 year ", " 10-18 year ", " 18+ " (more than 18 years old), " supervision department "。

Preferably, it is also possible to color carries out labelling。Such as, for using red-label for violence/pornographic the user of less than 10 years old;For 10-18 year user for violence/pornographic use orange labelling;Content density bullet for political sensitivity。

Corresponding filtration form can be as follows:

#EXTM3U

#EXT-X-MEDIA:TYPE=VIDEO, GROUP-ID=" low ", NAME=" Main ", FILTER=" 10~18years "

DEFAULT=YES, URI=" low/main/18years/abcd18.m3u8 "

#EXT-X-MEDIA:TYPE=VIDEO, GROUP-ID=" low ", NAME=" Main ", FILTER=" all "

DEFAULT=YES, URI=" low/main/all/abcdall.m3u8

·.....

#EXT-X-STREAM-INF:BANDWIDTH=1280000, CODECS=" ... ", VIDEO=" low "

·low/main/all/abcdall.m3u8

When user is played out, classification can be generated according to user property and play index file。Corresponding index file form is as follows:

·#EXT-X-MEDIA-SEQUENCE:3326

·#EXT-X-PLAYLIST-TYPE:VOD

·#EXTINF:10,red10

·1800017/1.ts

·#EXTINF:10,red18&10

0:LimitedPORN: pornographic

·#EXTINF:10,orange10&18

1: filter story introduction, text。。。。。。

·#EXTINF:10,dissent

0:forbidden: political sensitivity

·#EXTINF:10,

·1800017/4.ts

·#EXT-X-ENDLIST

The filter label playing index file according to classification asks corresponding video segment, plays thus realizing video spatial scalable。

As it is shown on figure 3, for video segment 1-7, through above-mentioned process, if user is less than 10 years old, then the video segment that may be viewed by is 1,4,7;If user is 10-18 year, then the video segment that may be viewed by is 1,2,4,7;If user was more than 18 years old, then the section video that may be viewed by is 1,2,3,4,5,7;If user belongs to supervision department, then may be viewed by all videos section 1-7。

Fig. 4 is that the present invention is for realizing the schematic diagram of one embodiment of device that video spatial scalable is play。As shown in Figure 4, this device can include index file extraction unit 401, hierarchical index generates unit 402, cut into slices extraction unit 403 and broadcast unit 404。Wherein:

Index file extraction unit 401, for extracting the video index file of video to be played。

Preferably, index file extraction unit 401 specifically extracts described video index file from the watermark information being embedded into described video。

By video index file is embedded in video as watermark, it is possible to effectively prevent video index file from illegally being distorted in communication process, thus improving security of system。

Hierarchical index generates unit 402, for according to active user's attribute information, described video index file being filtered, in order to generates the classification corresponding with active user's attribute information and plays index file。

Section extraction unit 403, plays, with described classification, the video segment that index file is associated for extracting from described video。

Broadcast unit 404, is used for playing described video segment。

Based on the device for realizing video spatial scalable broadcasting that the above embodiment of the present invention provides, by video index file being filtered according to active user's attribute information, thus obtaining the video segment being associated with active user's attribute information in video to be played, therefore can easily and effectively realize the controlled classification to video and playing。

In one embodiment, hierarchical index generates unit 402 specifically judges whether there is the play right label being associated with active user's attribute information in described video index file。If described video index file exists the play right label being associated with active user's attribute information, then utilize the play right label being associated with active user's attribute information to generate described classification and play index file。

On the other hand, when hierarchical index generation unit 402 is additionally operable to be absent from, in described video index file, the play right label being associated with active user's attribute information, refusal plays described video。Thus the controlled broadcasting of video can effectively be realized。

Fig. 5 is that the present invention is for realizing the schematic diagram of another embodiment of device that video spatial scalable is play。Compared with embodiment illustrated in fig. 4, in the embodiment shown in fig. 5, mark unit 501 and adding device 502 can also be farther included。Wherein:

Mark unit 501, for according to predetermined classification play rules, attribute is play in the classification marking each video segment in described video。

Adding device 502, for described classification is play the play right label that attribute is cut into slices as corresponding video, adds in video index file。

In another embodiment, as it is shown in figure 5, this device also can farther include embedded unit 503。Wherein:

Embedded unit 503, for being embedded into video index file in described video as watermark。

Such as, following equation is utilized

Vw=F (Vs,Dindex)

By video index file DindexIt is embedded into video file VsIn, to obtain carrying video index file Vw, F is watermark imbedding function。

Due to by video index file is embedded in video as watermark, it is possible to effectively prevent video index file from illegally being distorted in communication process。

By implementing the present invention, filtration and the classification broadcasting of video data effectively can be carried out for different user crowd, thus meeting controlled requirement。

One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can be completed by hardware, can also be completed by the hardware that program carrys out instruction relevant, described program can be stored in a kind of computer-readable recording medium, storage medium mentioned above can be read only memory, disk or CD etc.。

Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form。Many modifications and variations are obvious for the ordinary skill in the art。Selecting and describing embodiment is in order to principles of the invention and practical application are better described, and makes those of ordinary skill in the art it will be appreciated that the present invention is thus design is suitable to the various embodiments with various amendments of special-purpose。

Claims (12)

1. the method for realizing video spatial scalable broadcasting, it is characterised in that including:
Extract the video index file of video to be played;
According to active user's attribute information, described video index file is filtered, in order to generate the classification corresponding with active user's attribute information and play index file;
Extract from described video and play, with described classification, the video segment that index file is associated;
Play described video segment。
2. method according to claim 1, it is characterised in that
According to active user's attribute information, described video index file is filtered, in order to the step generating the classification broadcasting index file corresponding with active user's attribute information includes:
Judge whether described video index file exists the play right label being associated with active user's attribute information;
If described video index file exists the play right label being associated with active user's attribute information, then utilize the play right label being associated with active user's attribute information to generate described classification and play index file。
3. method according to claim 2, it is characterised in that
If being absent from the play right label being associated with active user's attribute information in described video index file, then refusal plays described video。
4. method according to claim 1, it is characterised in that
The step of the video index file extracting video includes:
Described video index file is extracted from the watermark information being embedded into described video。
5. the method according to any one of claim 1-4, it is characterised in that
When arranging the video index file of video, including:
According to predetermined classification play rules, attribute is play in the classification marking each video segment in described video;
The play right label that attribute is cut into slices as corresponding video is play in described classification, adds in video index file。
6. method according to claim 5, it is characterised in that
The play right label that attribute is cut into slices as corresponding video is being play in described classification, after adding the step in video index file to, is also including:
Video index file is embedded in described video as watermark。
7. one kind is used for realizing the device that video spatial scalable is play, it is characterised in that include index file extraction unit, hierarchical index generates unit, cut into slices extraction unit and broadcast unit, wherein:
Index file extraction unit, for extracting the video index file of video to be played;
Hierarchical index generates unit, for according to active user's attribute information, described video index file being filtered, in order to generates the classification corresponding with active user's attribute information and plays index file;
Section extraction unit, plays, with described classification, the video segment that index file is associated for extracting from described video;
Broadcast unit, is used for playing described video segment。
8. device according to claim 7, it is characterised in that
Hierarchical index generates unit specifically judges whether there is the play right label being associated with active user's attribute information in described video index file;If described video index file exists the play right label being associated with active user's attribute information, then utilize the play right label being associated with active user's attribute information to generate described classification and play index file。
9. device according to claim 8, it is characterised in that
When hierarchical index generation unit is additionally operable to be absent from, in described video index file, the play right label being associated with active user's attribute information, refusal plays described video。
10. device according to claim 7, it is characterised in that
Index file extraction unit specifically extracts described video index file from the watermark information being embedded into described video。
11. the device according to any one of claim 7-10, it is characterised in that also include mark unit and adding device, wherein:
Mark unit, for according to predetermined classification play rules, attribute is play in the classification marking each video segment in described video;
Adding device, for described classification is play the play right label that attribute is cut into slices as corresponding video, adds in video index file。
12. device according to claim 11, it is characterised in that also include embedded unit, wherein:
Embedded unit, for being embedded into video index file in described video as watermark。
CN201410698580.6A 2014-11-27 2014-11-27 The method and apparatus played for realizing video spatial scalable CN105704583B (en)

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