CN102404690B - The transmission method of previewing pictures in video files and system - Google Patents
The transmission method of previewing pictures in video files and system Download PDFInfo
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- CN102404690B CN102404690B CN201010285035.6A CN201010285035A CN102404690B CN 102404690 B CN102404690 B CN 102404690B CN 201010285035 A CN201010285035 A CN 201010285035A CN 102404690 B CN102404690 B CN 102404690B
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Abstract
The invention discloses the transmission system of a kind of previewing pictures in video files, this system includes SG server and terminal；Wherein, SG server, for generating SG according to video files, and the data of previewing pictures in video files are added in SG；SG is sent to terminal by the request always according to terminal；Terminal, for resolving the SG received, obtains preview picture.The invention also discloses the transmission method of a kind of previewing pictures in video files.Use the present invention that user can be made to browse to preview picture in the case of not ordering channel, improve Consumer's Experience.
Description
Technical field
The present invention relates to mobile multi-media broadcasting service field, particularly relate to transmission method and the system of a kind of previewing pictures in video files.
Background technology
Based on TD-MBMS (TimeDivision-MultimediaBroadcast/MulticastService, time-division-multimedia broadcast-multicast service) multi-media broadcasting service refer to based on TD-MBMS technology carrying multimedia service, it passes through TD-MBMS broadcast channel, is that user broadcasts all kinds of multimedia service contents at specific time period.
As the one in multi-media broadcasting service based on TD-MBMS, videoconferencing service is a kind of Novel multimedia information business, and it is towards the user using the G3 terminal supporting TD-MBMS function；Videoconferencing service is also a kind of using graph text information as content presentation, using video film insert as main appearance form, is automatically downloaded video files by backstage, the application of the novel client that user is easy to use.Videoconferencing service downloads video files in advance with the form of file broadcast for user, using high-resolution video film insert as main appearance form, the various types of other Multi-media information content of sub-channel tissue, including news, weather, music, amusement, finance and economics, military affairs and traffic etc., there is backstage and download, play the business characteristics such as smooth, image quality is clear, update in time, form of service is abundant, expense is low.
Video files includes file description table and service scripts；Wherein, file description table mainly describes file division situation, file attribute etc.；Service scripts includes descriptor file and content file.Wherein, descriptor file is for describing the information of the channel item included by the specific object of channel of this broadcast and this channel, and the information of channel item includes channel designation, text snippet, the title of preview picture and the file attribute etc. included by this channel；Content file refers to the data file included by channel, and such as picture file, audio-video document etc., preview picture falls within content file.
There is the terminal of video signal function, after entering video interface, obtain SG (ServiceGuide, business guide) by DIALOGUES in point-to-point mode, and from SG, parse channel information: include channel designation and ordering information etc.；Received the video files of corresponding channel according to Flute (FileDeliveryoverUnidirectionalTransport, the file transmission of one-way transmission) agreement by broadcasting network by the broadcast reception module in terminal further according to channel designation.Owing to the descriptor file in video files and content file are encryptions, if therefore user has ordered this channel, then terminal can use double secret key descriptor file and content file deciphering, then on the main interface of video signal, channel designation, text snippet etc. are shown, it is also possible to display picture file, audio-video document etc..
Logically, preview picture should not be encrypted, because user is firstly the need of browsing to preview picture, then in conjunction with self needing to decide whether to order the channel corresponding with preview picture；Additionally, descriptor file can not also be encrypted, because descriptor file has more detailed information, can be according to the channel designation in descriptor file, text snippet and the title etc. of preview picture, determining to order the channel being more suitable for self and needing, after order, terminal just can the alternative document of effective secret key decryption channel.But at present, the preview picture relevant with channel and descriptor file are all encryptions, user needs ability view all after order, so can affect Consumer's Experience.
Summary of the invention
In view of this, present invention is primarily targeted at transmission method and the system of a kind of previewing pictures in video files is provided, it is possible to make user browse to preview picture in the case of not ordering channel, improve Consumer's Experience.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that:
A kind of transmission method of previewing pictures in video files, the method includes:
SG server generates SG according to video files, and the data of previewing pictures in video files is added in SG；
According to the request of terminal, SG is sent to terminal by SG server；
Terminal resolves the SG received, and obtains preview picture.
Preferably, in the image data label of the preview data burst that the data of described preview picture are added on SG.
The transmission system of a kind of previewing pictures in video files, this system includes SG server and terminal；Wherein,
The data of previewing pictures in video files for generating SG according to video files, and are added in SG by SG server；SG is sent to terminal by the request always according to terminal；
Terminal, for resolving the SG received, obtains preview picture.
Preferably, in the image data label of the preview data burst that the data of described preview picture are added on SG.
A kind of transmission method of previewing pictures in video files, the method includes:
TD-MBMS platform generates SG according to video files, and is not added with close to the descriptor file in video files and preview picture；
According to the request of terminal, SG is sent to terminal by TD-MBMS platform；
Terminal resolves the SG received, and obtains the channel designation corresponding with descriptor file；
According to the channel designation obtained, terminal receives the descriptor file do not encrypted corresponding with channel designation and the preview picture that TD-MBMS platform is sent.
Preferably, described terminal receives, by broadcasting network or DIALOGUES, the descriptor file do not encrypted corresponding with channel designation and the preview picture that TD-MBMS platform is sent.
The transmission system of a kind of previewing pictures in video files, this system includes that TD-MBMS platform and terminal, TD-MBMS platform include content server and SG server；Wherein,
Content server, for being not added with close to the descriptor file in video files and preview picture；SG server, for generating SG according to video files, and is sent to terminal according to the request of terminal by SG；
Terminal, for resolving the SG received, obtains the channel designation corresponding with descriptor file；According to the channel designation obtained, receive the descriptor file do not encrypted corresponding with channel designation and preview picture that content server is sent.
Preferably, described terminal is for receiving, by broadcasting network or DIALOGUES, the descriptor file do not encrypted corresponding with channel designation and the preview picture that content server is sent.
A kind of transmission method of previewing pictures in video files, the method includes:
SG server generates SG according to video files, and is not added with close to the descriptor file in video files and preview picture；
According to the request of terminal, descriptor file and preview picture that SG server by SG and is not encrypted are sent to terminal by DIALOGUES.
The transmission system of a kind of previewing pictures in video files, this system includes SG server and terminal；Wherein,
SG server, for generating SG according to video files, and is not added with close to the descriptor file in video files and preview picture；
Terminal, for obtaining SG and the descriptor file do not encrypted and preview picture by DIALOGUES from SG server.
As can be seen from the above technical solutions, the data of preview picture are added in SG transmission by the present invention, or preview picture and descriptor file are not encrypted transmission, user is made to browse to preview picture in the case of not ordering channel, and combine the channel self needing to decide whether that order is corresponding with preview picture, thus improve Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the transmission system of the embodiment of the present invention one preview picture；
Fig. 2 is the schematic diagram of the transmission system of the embodiment of the present invention two preview picture.
Detailed description of the invention
Technical scheme is elaborated by combination below by way of embodiments and drawings.
Embodiment one
The feature of the present embodiment one is that the data of preview picture are added in SG.
As it is shown in figure 1, the transmission system of preview picture includes SG server and terminal；Wherein, SG server is positioned in TD-MBMS platform, and terminal is primarily referred to as supporting TD-MBMS function and the mobile phone of video signal reception, data card, MP4 etc..Communication carrier between SG server and terminal is on TD-SCDMA (TD SDMA) network.
The transmission method of preview picture comprises the following steps:
Step 101, SG server generates SG according to video files, and the data of previewing pictures in video files is added in SG；Specifically, the data of preview picture are added in PictureData (image data) label of PreviewData (preview data burst) of SG；
Video files is sent to TD-MBMS platform by videoconferencing service platform, and the preview picture in video files is sent to SG server；
Step 102, according to the request of terminal, SG is sent to terminal by SG server；
In actual applications, terminal obtains SG in point-to-point mode from SG server by DIALOGUES；
Step 103, terminal resolves the SG received, obtains preview picture；Resolve SG and can also obtain the channel information corresponding with preview picture.
So, in the case of not ordering channel, user just can browse channel information and preview picture by video interface, and combines the channel self needing to decide whether that order is corresponding with preview picture, thus improves Consumer's Experience.
It addition, by embodiment one it can be seen that in prior art, after terminal gets SG, also need to receive preview picture by broadcasting network, even if therefore user has ordered this channel, preview picture can not be browsed in time；And preview picture is added in SG by the present embodiment, therefore in the case of terminal does not enable broadcast reception module, user just can be made to browse to preview picture in time, thus improve Consumer's Experience.
Embodiment two
The feature of the present embodiment two is not encrypt descriptor file and preview picture.
As in figure 2 it is shown, the transmission system of previewing pictures in video files includes TD-MBMS platform and terminal；Terminal is primarily referred to as supporting TD-MBMS function and the mobile phone of video signal reception, data card, MP4 etc..Communication carrier between TD-MBMS platform and terminal is in TD-SCDMA network.
The transmission method of preview picture comprises the following steps:
Step 201, TD-MBMS platform generates SG according to video files, and is encrypted the video files in addition to file description table, descriptor file and preview picture；
Video files is sent to TD-MBMS platform by videoconferencing service platform；
Step 202, according to the request of terminal, SG is sent to terminal by TD-MBMS platform；
In actual applications, terminal obtains SG in point-to-point mode from TD-MBMS platform by DIALOGUES；
Step 203, terminal resolves the SG received, obtains the channel designation corresponding with descriptor file；
Step 204, according to the channel designation obtained, terminal receives the descriptor file do not encrypted corresponding with channel designation and the preview picture that TD-MBMS platform is sent.
In actual applications, terminal receives the descriptor file do not encrypted and preview picture and other video files by broadcasting network according to Flute agreement.
So, in the case of not ordering channel, user just can browse to the preview picture of channel by video interface, it is also possible to browses to the more detailed information such as text snippet in descriptor file, thus make the order being more suitable for self and needing, improve Consumer's Experience.
In such scheme, terminal needs to receive, by broadcast reception module, the descriptor file and preview picture do not encrypted from broadcasting network, but the signal of broadcasting network covers does not has the good of DIALOGUES, so, terminal possibly cannot receive the descriptor file do not encrypted and preview picture in time, the most just cannot browse preview picture and descriptor file, thus affect Consumer's Experience, in view of this, terminal can also obtain, by DIALOGUES, the descriptor file and preview picture do not encrypted in point-to-point mode from TD-MBMS platform, then good place receives other video files by broadcasting network to select broadcast singal；Wherein, DIALOGUES refers to the non-broadcasting net such as telecommunications network, the Internet.
Correspondingly, the present invention provides the transmission system of a kind of previewing pictures in video files, including TD-MBMS platform and terminal, comprises content server and SG server in TD-MBMS platform；Wherein,
Content server, for being encrypted the video files in addition to file description table, descriptor file and preview picture；SG server, for generating SG according to video files, and is sent to terminal according to the request of terminal by SG；
Terminal, for resolving the SG received, obtains the channel designation corresponding with descriptor file；According to the channel designation obtained, receive the descriptor file do not encrypted corresponding with channel designation and preview picture that content server is sent.
Wherein, terminal receives the descriptor file do not encrypted and preview picture and other video files by broadcasting network according to Flute agreement；Or terminal obtains with the channel designation corresponding descriptor file do not encrypted and preview picture in point-to-point mode from content server by DIALOGUES, then receives other video files by broadcasting network.
Embodiment three
The feature of the present embodiment three is descriptor file and preview picture is sent by DIALOGUES by SG server, and sends together with SG.
As it is shown in figure 1, the transmission system of preview picture includes SG server and terminal；Wherein, SG server is positioned in TD-MBMS platform, and terminal is primarily referred to as supporting TD-MBMS function and the mobile phone of video signal reception, data card, MP4 etc..Communication carrier between SG server and terminal is in TD-SCDMA network.
The transmission method of preview picture comprises the following steps:
SG server generates SG according to video files, and is not added with close to the descriptor file in video files and preview picture；
Video files is sent to TD-MBMS platform by videoconferencing service platform, and descriptor file and preview picture in video files are sent to SG server；
According to the request of terminal, SG is sent jointly to terminal with the descriptor file do not encrypted and preview picture by DIALOGUES by SG server.
In actual applications, terminal obtains SG and the descriptor file do not encrypted and preview picture in point-to-point mode from SG server by DIALOGUES.
So, in the case of not ordering channel, user just can browse to the preview picture of channel by video interface, it is also possible to browses to the more detailed information such as text snippet in descriptor file, thus make the order being more suitable for self and needing, improve Consumer's Experience.
The above, only presently preferred embodiments of the present invention, it is not intended to limit protection scope of the present invention.
Claims (10)
1. the transmission method of a previewing pictures in video files, it is characterised in that the method includes:
Business guide SG server generates SG according to video files, and the data of the descriptor file do not encrypted in video files and preview picture is added in SG；
According to the request of terminal, SG is sent to terminal by DIALOGUES by SG server；
Terminal resolves the SG received, the descriptor file do not encrypted and preview picture；
Wherein, described descriptor file is for describing the information of the channel item included by the specific object of channel and described channel, and the information of described channel item includes channel designation, text snippet, the title of preview picture and the file attribute included by described channel.
The transmission method of previewing pictures in video files the most according to claim 1, it is characterised in that in the image data label of the preview data burst that the data of described preview picture are added on SG.
3. the transmission system of a previewing pictures in video files, it is characterised in that this system includes SG server and terminal；Wherein,
The data of the descriptor file do not encrypted in video files and preview picture for generating SG according to video files, and are added in SG by SG server；SG is sent to terminal by DIALOGUES by the request always according to terminal；
Terminal, for resolving the SG received, the descriptor file do not encrypted and preview picture；
Wherein, described descriptor file is for describing the information of the channel item included by the specific object of channel and described channel, and the information of described channel item includes channel designation, text snippet, the title of preview picture and the file attribute included by described channel.
The transmission system of previewing pictures in video files the most according to claim 3, it is characterised in that in the image data label of the preview data burst that the data of described preview picture are added on SG.
5. the transmission method of a previewing pictures in video files, it is characterised in that the method includes:
Time-division-multimedia broadcast-multicast service TD-MBMS platform generates SG according to video files, and is not added with close to the descriptor file in video files and preview picture；
According to the request of terminal, SG is sent to terminal by DIALOGUES by TD-MBMS platform；
Terminal resolves the SG received, and obtains the channel designation corresponding with descriptor file；
According to the channel designation obtained, terminal receives the descriptor file do not encrypted corresponding with channel designation and the preview picture that TD-MBMS platform is sent；
Wherein, described descriptor file is for describing the information of the channel item included by the specific object of channel and described channel, and the information of described channel item includes channel designation, text snippet, the title of preview picture and the file attribute included by described channel.
The transmission method of previewing pictures in video files the most according to claim 5, it is characterised in that described terminal receives, by broadcasting network or DIALOGUES, the descriptor file do not encrypted corresponding with channel designation and the preview picture that TD-MBMS platform is sent.
7. the transmission system of a previewing pictures in video files, it is characterised in that this system includes that TD-MBMS platform and terminal, TD-MBMS platform include content server and SG server；Wherein,
Content server, for being not added with close to the descriptor file in video files and preview picture；SG server, for generating SG according to video files, and is sent to terminal by SG by DIALOGUES according to the request of terminal；
Terminal, for resolving the SG received, obtains the channel designation corresponding with descriptor file；According to the channel designation obtained, receive the descriptor file do not encrypted corresponding with channel designation and preview picture that content server is sent；
Wherein, described descriptor file is for describing the information of the channel item included by the specific object of channel and described channel, and the information of described channel item includes channel designation, text snippet, the title of preview picture and the file attribute included by described channel.
The transmission system of previewing pictures in video files the most according to claim 7, it is characterised in that described terminal is for receiving, by broadcasting network or DIALOGUES, the descriptor file do not encrypted corresponding with channel designation and the preview picture that content server is sent.
9. the transmission method of a previewing pictures in video files, it is characterised in that the method includes:
SG server generates SG according to video files, and is not added with close to the descriptor file in video files and preview picture；
According to the request of terminal, descriptor file and preview picture that SG server by SG and is not encrypted are sent to terminal by DIALOGUES；
Wherein, described descriptor file is for describing the information of the channel item included by the specific object of channel and described channel, and the information of described channel item includes channel designation, text snippet, the title of preview picture and the file attribute included by described channel.
10. the transmission system of a previewing pictures in video files, it is characterised in that this system includes SG server and terminal；Wherein,
SG server, for generating SG according to video files, and is not added with close to the descriptor file in video files and preview picture；
Terminal, for obtaining SG and the descriptor file do not encrypted and preview picture by DIALOGUES from SG server；
Wherein, described descriptor file is for describing the information of the channel item included by the specific object of channel and described channel, and the information of described channel item includes channel designation, text snippet, the title of preview picture and the file attribute included by described channel.
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| CN201010285035.6A CN102404690B (en) | 2010-09-13 | 2010-09-13 | The transmission method of previewing pictures in video files and system |
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| CN102404690B true CN102404690B (en) | 2016-08-03 |
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| CN1988645A (en) * | 2005-12-20 | 2007-06-27 | 三星电子株式会社 | Digital broadcasting reception device and a method for displaying broadcasting channel information using that |
| CN101385341A (en) * | 2006-02-16 | 2009-03-11 | Lg电子株式会社 | Broacast reeciving apparatus, method of transmitting/receiving broadcast program information, and digital television signal |
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| CN101489094A (en) * | 2008-01-15 | 2009-07-22 | 深圳市同洲电子股份有限公司 | Subscribing, previewing method and system for ciphered program and front end processing system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20070082460A (en) * | 2006-02-16 | 2007-08-21 | 엘지전자 주식회사 | Apparatus for receiving broadcasting, method for transmiting and receiving information of broadcasting program, and data structure for transmiting information of broadcasting program |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1988645A (en) * | 2005-12-20 | 2007-06-27 | 三星电子株式会社 | Digital broadcasting reception device and a method for displaying broadcasting channel information using that |
| CN101385341A (en) * | 2006-02-16 | 2009-03-11 | Lg电子株式会社 | Broacast reeciving apparatus, method of transmitting/receiving broadcast program information, and digital television signal |
| CN1976430A (en) * | 2006-12-11 | 2007-06-06 | 中兴通讯股份有限公司 | Method for realizing prebrowsing mobile multimedia program in terminal |
| CN101489094A (en) * | 2008-01-15 | 2009-07-22 | 深圳市同洲电子股份有限公司 | Subscribing, previewing method and system for ciphered program and front end processing system |
| CN101437144A (en) * | 2008-12-22 | 2009-05-20 | 中兴通讯股份有限公司 | Mobile multimedia broadcast receiving terminal and method for previewing program |
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