CN103475903A - Method and device for generating audio-video program list and program package - Google Patents
Method and device for generating audio-video program list and program package Download PDFInfo
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- CN103475903A CN103475903A CN2012101869621A CN201210186962A CN103475903A CN 103475903 A CN103475903 A CN 103475903A CN 2012101869621 A CN2012101869621 A CN 2012101869621A CN 201210186962 A CN201210186962 A CN 201210186962A CN 103475903 A CN103475903 A CN 103475903A
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Abstract
The invention discloses a method and a device for generating an audio-video program list and a program package. The method comprises the following steps: a video server receives a digital broadcast material from a coding channel, generates corresponding broadcast material description information according to the broadcast material and stores the broadcast material description information; and when editing a program list and/or a program package, the video server acquires corresponding broadcast material description information according to broadcast content included in a to-be-edited program list and/or program package and generates a program list and/or a program package according to the acquired broadcast material description information. The accuracy of program list and/or program package generation is increased, and waste of resources caused by repeated work is reduced.
Description
Technical field
The present invention relates to electronic technology field, relate in particular to generation method and the device of a kind of audio/video program list and program bag.
Background technology
In TV station, the program of every day broadcasts and is all broadcasted according to a programme.In programme, comprise each program that will broadcast and start broadcasting the time, broadcasting afterwards the requirement of software according to this programme, control appliance, broadcasted.
Special needs for some, often break into a program bag to some programs that broadcast that can be fixed together, and whole program bag adds programme to be broadcasted together.For example, the different advertisements that a period will broadcast, break into an advertising programme bag, be used as a program and broadcasted, when replaying, need not update again this advertising programme bag like this, reduced a lot of repeated works.
The editing process of above programme and program bag, be all a plurality of programs, according to certain rule, compiles the process of a sequence.At present TV station is at editing process, generally take in database and inquires programme information as foundation, editing saving become to programme or program bag, then store in database, for other program or ensuing flow process.In the process of editing program list or program bag, the editorial staff is generally edited according to the metadata information provided in database, and can't see the content of this program.This brings some inconvenience to editing, and especially a lot of advertising programmes, be divided into different versions, and for example advertisement of certain brand, may be divided into different versions, cross play, and like this, if can not see picture, it is pretty troublesome that editor's work seems.If increase a monitor at programme editing station, by video server (program of broadcast exist with video server on, decoding channels by the Video service phase is play) decoding channels examine this program, need extra monitor, the extra resources such as decoding channels, increased widely system resource waste, and the problem of equipment redundancy.
Summary of the invention
The invention provides generation method and the device of a kind of audio/video program list and program bag, solve in prior art and examine playing material by the video server decoding channels, need extra monitor, the extra resources such as decoding channels, increased the problem of the wasting of resources of system widely.
The invention provides a kind of generation method of audio/video program list and program bag, comprising:
Video server receives digitized broadcast material from coding pass, according to described broadcast material, generates corresponding broadcast material descriptor and preserves;
When editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.
Described broadcast material descriptor is broadcasted low code stream signal corresponding to material for each, and the code stream of described low code stream signal is lower than the code stream of described broadcast material.
The broadcast material descriptor that described basis is obtained is further play described low code stream signal by decoding program before generating programme and/or program bag.
Described basis further comprises before treating that editing program list and/or the included play content of program bag are obtained corresponding broadcast material descriptor:
Detect the local broadcast material of preserving and whether comprise corresponding broadcast material descriptor, if do not have, described broadcast material is carried out to the transcoding operation, generate the low code stream signal that described broadcast material is corresponding.
Described broadcast material descriptor is to describe the document information that each broadcasts the relevant play content of material.
The generating apparatus of a kind of audio/video program list and program bag also is provided according to said method the present invention, comprises:
The descriptor generation module, for receive digitized broadcast material from coding pass, generate corresponding broadcast material descriptor and preserve according to described broadcast material;
Programme and program bag editor module, for when editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.
The descriptor generation module also generates each for the content according to described broadcast material and broadcasts low code stream signal corresponding to material, utilize described low code stream signal to generate and broadcast the material descriptor, wherein, the code stream of described low code stream signal is lower than the code stream of described broadcast material.
This device also further comprises:
The local file modular converter, whether the broadcast material of preserving for detection of this locality comprises corresponding broadcast material descriptor, if do not have, described broadcast material is carried out to the transcoding operation, generates the low code stream signal that described broadcast material is corresponding.
Described descriptor generation module also generates and describes the document information that each broadcasts the relevant play content of material for the content according to broadcasting material, utilizes described document information to generate and broadcasts the material descriptor.
In the present invention, video server receives digitized broadcast material from coding pass, according to described broadcast material, generates corresponding broadcast material descriptor and preserves; When editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.Produce the low code stream material of original video material, the code stream of low code stream material, lower than the code stream of raw data, reduces the problem of system resource waste and equipment redundancy.
The accompanying drawing explanation
The flow chart of the generation method that Fig. 1 is a kind of audio/video program list of the embodiment of the present invention and program bag;
The generation method that Fig. 2 is a kind of audio/video program list of the embodiment of the present invention and program bag is applied to the flow chart in concrete;
The structural representation of the generating apparatus that Fig. 3 is a kind of audio/video program list of the embodiment of the present invention and program bag.
Embodiment
The embodiment of the present invention provides a kind of generation method of audio/video program list and program bag, and the method comprises: video server receives digitized broadcast material from coding pass, according to described broadcast material, generates corresponding broadcast material descriptor and preserves; When editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.
As shown in Figure 1, the embodiment of the present invention provides a kind of generation method of audio/video program list and program bag, below in conjunction with Figure of description, the specific embodiment of the present invention is elaborated:
In programme and program bag editing process, if the editorial staff can access the audiovisual information of program, namely by broadcasting or the programme content information of program, assist the specifying information that obtains program, can be more accurately and the editing that easily realizes programme and/or program bag.
As shown in Figure 2, in embodiments of the present invention, in concrete applied environment, the source of broadcast items, be generally to upload in video server with video recording equipment.According to the broadcast material descriptor of broadcasting the material generation, it can be the low code stream signal.Concrete while generating the low code stream signal, can be in the process of uploading, can be also that file to storage carries out the transcoding operation.Concrete implementation method comprises:
Because, file sound and picture quality that video recording equipment is uploaded are high, not high to the quality requirement of video and audio when editing program list and program bag, if be to play-over the file that video recording equipment is uploaded at editing program list and program bag, the waste of the resource that can cause also can cause the increase of edit operation equipment.Can, to the played file of the uploading processing of encoding, obtain the material of low code stream in embodiments of the present invention.
In the invention process, can select Video Encoder to carry out the low code stream conversion to described playing material, because Video Encoder is supported video compression coding, be mainly used in protection and monitor field.Video Encoder can complete the functions such as live preview, playing back videos.
Because in concrete application, also need the audio, video data to storing in a lot of databases to carry out Promgramming, so be necessary that the broadcast material that this locality is preserved carries out relevant transcoding operation, obtains local low code stream signal corresponding to broadcast material of preserving.
In the present embodiment, the low code stream material is to generate the low code stream material in the process that the original video material is uploaded to video server.The low code stream material is except code stream lower than raw data, and other information are identical; For example: material playout length, frames per second speed.The low code stream material produced, can according to circumstances select different code streams, also can generate a plurality of code streams simultaneously.Thereby realized that the editing process for programme and program bag provides content information in detail accurately when saving playing resource.
In addition, the method that the embodiment of the present invention provides can also generate according to the content of described playing material corresponding broadcast material descriptor, with XML formatted file record, programme or paragraph newspaper editor, can be edited according to the material descriptor in the XML file document information that this material descriptor is broadcasted the relevant play content of material for describing each.
As shown in Figure 3, the embodiment of the present invention also provides the generating apparatus of a kind of audio/video program list and program bag, comprising:
Programme and program bag editor module 302, for when editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.
In addition, the method that the embodiment of the present invention provides can also generate according to the content of described playing material corresponding broadcast material descriptor, because all comprise caption information in most playing material file, can directly according to the caption information in playing material, determine the broadcast content of this playing material:
Described descriptor generation module 301 also generates and describes the document information that each broadcasts the relevant play content of material for the content according to broadcasting material, utilizes described document information to generate and broadcasts the material descriptor.
Because in concrete application, also need the audio, video data to storing in a lot of databases to carry out Promgramming, so be necessary that the broadcast material that this locality is preserved carries out relevant transcoding operation, obtains local low code stream signal corresponding to broadcast material of preserving.
Local file modular converter 303, whether the broadcast material of preserving for detection of this locality comprises corresponding broadcast material descriptor, if do not have, described broadcast material is carried out to the transcoding operation, generates the low code stream signal that described broadcast material is corresponding.
In the present invention, video server receives digitized broadcast material from coding pass, according to described broadcast material, generates corresponding broadcast material descriptor and preserves; When editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.Produce the low code stream material of original video material, the code stream of low code stream material, lower than the code stream of raw data, reduces the problem of system resource waste and equipment redundancy.
The material of having uploaded in the video and audio server is carried out to transcoding, change into the material of low code stream, leave in a storage server.Save the equipment such as low code stream coding card, also can solve some materials is to transmit from making net or matchmaker's money, rather than uploads the problem got.
The coding card of low code stream reduces greatly with respect to the monitor cost, and the cost of storage server is significantly less than the cost of video server.
Obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention also is intended to comprise these changes and modification interior.
Claims (9)
1. the generation method of an audio/video program list and program bag, is characterized in that, comprising:
Video server receives digitized broadcast material from coding pass, according to described broadcast material, generates corresponding broadcast material descriptor and preserves;
When editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.
2. the method for claim 1, is characterized in that, described broadcast material descriptor is broadcasted low code stream signal corresponding to material for each, and the code stream of described low code stream signal is lower than the code stream of described broadcast material.
3. method as claimed in claim 2, is characterized in that, the broadcast material descriptor that described basis is obtained is further play described low code stream signal by decoding program before generating programme and/or program bag.
4. method as claimed in claim 2, is characterized in that, described basis further comprises before treating that editing program list and/or the included play content of program bag are obtained corresponding broadcast material descriptor:
Detect the local broadcast material of preserving and whether comprise corresponding broadcast material descriptor, if do not have, described broadcast material is carried out to the transcoding operation, generate the low code stream signal that described broadcast material is corresponding.
5. the method for claim 1, is characterized in that, described broadcast material descriptor is to describe the document information that each broadcasts the relevant play content of material.
6. the generating apparatus of an audio/video program list and program bag, is characterized in that, comprising:
The descriptor generation module, for receive digitized broadcast material from coding pass, generate corresponding broadcast material descriptor and preserve according to described broadcast material;
Programme and program bag editor module, for when editing program list and/or program bag, according to treating that editing program list and/or the included play content of program bag obtain corresponding broadcast material descriptor, according to the broadcast material descriptor of obtaining, generate programme and/or program bag.
7. device as claimed in claim 6, it is characterized in that, the descriptor generation module also generates each for the content according to described broadcast material and broadcasts low code stream signal corresponding to material, utilize described low code stream signal to generate and broadcast the material descriptor, wherein, the code stream of described low code stream signal is lower than the code stream of described broadcast material.
8. device as claimed in claim 7, is characterized in that, this device also further comprises:
The local file modular converter, whether the broadcast material of preserving for detection of this locality comprises corresponding broadcast material descriptor, if do not have, described broadcast material is carried out to the transcoding operation, generates the low code stream signal that described broadcast material is corresponding.
9. device as claimed in claim 6, it is characterized in that, described descriptor generation module also generates and describes the document information that each broadcasts the relevant play content of material for the content according to broadcasting material, utilizes described document information to generate and broadcasts the material descriptor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210186962.1A CN103475903B (en) | 2012-06-07 | 2012-06-07 | A kind of generation method and device of audio/video program list and program bag |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210186962.1A CN103475903B (en) | 2012-06-07 | 2012-06-07 | A kind of generation method and device of audio/video program list and program bag |
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| CN103475903A true CN103475903A (en) | 2013-12-25 |
| CN103475903B CN103475903B (en) | 2018-05-04 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1835581A (en) * | 2006-03-08 | 2006-09-20 | 北京北大方正电子有限公司 | Method of inspecting video material in low digital codes stream |
| CN101102418A (en) * | 2007-07-23 | 2008-01-09 | 安徽天虹数码技术有限公司 | A storage device and storage method for TV program form of TV studio |
| CN101448091A (en) * | 2007-11-27 | 2009-06-03 | 北大方正集团有限公司 | Method and system for automatically replacing materials |
| CN101777294A (en) * | 2010-03-05 | 2010-07-14 | 四川长虹电器股份有限公司 | Method for sending, transmission and reception of digital television advertisement |
| CN102739966A (en) * | 2011-03-31 | 2012-10-17 | 新奥特（北京）视频技术有限公司 | Method and apparatus for editing program in remote centralized control system |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1835581A (en) * | 2006-03-08 | 2006-09-20 | 北京北大方正电子有限公司 | Method of inspecting video material in low digital codes stream |
| CN101102418A (en) * | 2007-07-23 | 2008-01-09 | 安徽天虹数码技术有限公司 | A storage device and storage method for TV program form of TV studio |
| CN101448091A (en) * | 2007-11-27 | 2009-06-03 | 北大方正集团有限公司 | Method and system for automatically replacing materials |
| CN101777294A (en) * | 2010-03-05 | 2010-07-14 | 四川长虹电器股份有限公司 | Method for sending, transmission and reception of digital television advertisement |
| CN102739966A (en) * | 2011-03-31 | 2012-10-17 | 新奥特（北京）视频技术有限公司 | Method and apparatus for editing program in remote centralized control system |
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