CN103561316B - The transmission method of audiovisual information and device - Google Patents
The transmission method of audiovisual information and device Download PDFInfo
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- CN103561316B CN103561316B CN201310596333.0A CN201310596333A CN103561316B CN 103561316 B CN103561316 B CN 103561316B CN 201310596333 A CN201310596333 A CN 201310596333A CN 103561316 B CN103561316 B CN 103561316B
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Abstract
The present embodiments relate to transmission method and the device of a kind of audiovisual information.Described method includes: media center receives the station location marker playing the second terminal identifying and showing described audiovisual information that the audiovisual information needed for first terminal asks message, described video and audio request message to include user by the video and audio that first network sends is corresponding；Playing mark according to described, described media center finds out and the described audiovisual information of described broadcasting identification information match from external network or media library；Described audiovisual information is decoded processing by described media center, obtains decoding uncompressed audiovisual information；According to the station location marker of described second terminal, described media center determines the second network of described second terminal present position；Described media center sends the uncompressed audiovisual information of described decoding, so that described audiovisual information is shown by described second terminal by described second network to described second terminal.
Description
Technical field
The present invention relates to communication technique field, particularly relate to transmission method and the device of a kind of audiovisual information.
Background technology
Along with home networking and the fast development of intelligent terminal's technology, how to realize passing in family's network internal
One of shared focus becoming industry research of defeated audiovisual information.
At present, in family's network internal, Set Top Box is by wired, WLAN, it is achieved family regards
Sharing of audio-frequency information, the audiovisual information of acquisition, according to the decoding capability of each terminal, is entered by Set Top Box
The decoding that row is different, and decoded audiovisual information is sent to multiple display terminals, display terminal pair
Audiovisual information shows accordingly.
But, prior art realizes household internal and shares the scheme of audiovisual information and also expose following asking
Topic: when occurring multiple Set Top Box in family, display terminal is only capable of receiving the machine top of communication corresponding with self
Box sends audiovisual information, causes realizing home network intra-sharing audiovisual information；Furthermore, when
When part audiovisual information need to authorize display, then Set Top Box is only capable of referring to the audiovisual information transmission authorized
The fixed display terminal authorizing display, also causes realizing home network intra-sharing audiovisual information.
Summary of the invention
Embodiments provide transmission method and the device of a kind of audiovisual information, existing in order to solve
Due to the use of multiple Set Top Boxes in technology, and when part audiovisual information need to authorize display, it is impossible to real
The problem of existing home network intra-sharing audiovisual information.
In first aspect, embodiments provide the transmission method of a kind of audiovisual information, described side
Method includes:
Media center receives the video and audio request message that first terminal is sent by first network, described regarding sound
Frequency request message include user needed for audiovisual information corresponding broadcasting mark and show described video and audio
The station location marker of the second terminal of information；
Playing mark according to described, described media center finds out and institute from external network or media library
State the described audiovisual information playing identification information match；
Described audiovisual information is decoded processing by described media center, obtains decoding uncompressed video and audio
Information；
According to the station location marker of described second terminal, described media center determines the described second current institute of terminal
The second network in position；
Described media center sends to described second terminal by described second network that described decoding is uncompressed regards
Audio-frequency information, so that described audiovisual information is carried out display and plays by described second terminal.
Alternatively, the video and audio request that described media center reception first terminal is sent by return network disappears
Also include before breath:
Described media center receives the station location marker of the described first terminal of user's input；
According to the station location marker of described first terminal, described media center is that the distribution of described first terminal is suitable for
Described first network, and the interface attributes of described first terminal is set.
Alternatively, the video and audio request that described media center reception first terminal is sent by first network disappears
Also include before breath:
Described media center receives the station location marker of described second terminal of user's input；
According to the station location marker of described second terminal, described media center is that described second terminal distribution is suitable for
Described second network, and the interface attributes of described second terminal is set.
Alternatively, described first network is specially WLAN or wired local area network or infrared
Transmission network；
Described second network is specially WLAN or wired local area network or infrared transmission network.
Alternatively, described first terminal is specially intelligent terminal or infrared terminal.
In second aspect, embodiments provide the transmitting device of a kind of audiovisual information, described dress
Put and include:
Receive unit, for receiving the video and audio request message that first terminal is sent, institute by first network
State broadcasting mark corresponding to the audiovisual information needed for video and audio request message includes user and display is described
The station location marker of the second terminal of audiovisual information；
Search unit, for according to described play mark, find out from external network or media library with
The described audiovisual information of described broadcasting identification information match；
Decoding unit, processes for being decoded described audiovisual information, obtains decoding uncompressed regarding sound
Frequently information；
Determine unit, for the station location marker according to described second terminal, determine that described second terminal is current
Second network of position；
Transmitting element, uncompressed for sending described decoding by described second network to described second terminal
Audiovisual information, so that described audiovisual information is carried out display and plays by described second terminal.
Alternatively, described reception unit is additionally operable to, and receives the position mark of the described first terminal of user's input
Know:
Described device also includes: distribution arranges unit, for the station location marker according to described first terminal,
The described first network being suitable for for the distribution of described first terminal, and the interface attributes of described first terminal is set.
Alternatively, described reception unit is additionally operable to, and receives the position mark of described second terminal of user's input
Know；
Described distribution arranges unit and is additionally operable to, according to the station location marker of described second terminal, for described second
Described second network that terminal distribution is suitable for, and the interface attributes of described second terminal is set.
Alternatively, described first network is specially WLAN or wired local area network or infrared
Transmission network；
Described second network is specially WLAN or wired local area network or infrared transmission network.
Alternatively, described first terminal is specially intelligent terminal or infrared terminal.
Therefore, the transmission method of the audiovisual information provided by the application embodiment of the present invention and device, matchmaker
The video and audio request message that body center is sent by first network according to first terminal, from external network or
Media library obtains corresponding audiovisual information, and the audiovisual information obtained is transmitted by the second network
To the second terminal, in order to audiovisual information is carried out display and plays by the second terminal.Solve prior art
In due to the use of multiple Set Top Boxes, and when part audiovisual information need to authorize display, it is impossible to realize house
The problem that front yard network internal shares audiovisual information, it is achieved once decoded by media center, multiple terminal is total to
Enjoy the purpose of audiovisual information.
Accompanying drawing explanation
The transmission method flow chart of the audiovisual information that Fig. 1 provides for the embodiment of the present invention；
The transmission system diagram of the audiovisual information that Fig. 2 provides for the embodiment of the present invention；
The transmitting device structural representation of the audiovisual information that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with this
Accompanying drawing in bright embodiment, is clearly and completely described the technical scheme in the embodiment of the present invention,
Obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on
Embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.
For ease of the understanding real-time to the present invention, do further with specific embodiment below in conjunction with accompanying drawing
Illustrating, embodiment is not intended that the restriction to the embodiment of the present invention.
Embodiment one
The transmission method of the audiovisual information that the embodiment of the present invention one provides is described below in detail as a example by Fig. 1,
The transmission method flow chart of the audiovisual information that Fig. 1 provides for the embodiment of the present invention, in the embodiment of the present invention
In, perform following step subject of implementation be media center, described media center may be included in Set Top Box,
Or in server.As it is shown in figure 1, this embodiment specifically includes following steps:
Step 101, media center receive the station location marker of the described first terminal of user's input.
Specifically, user is respectively the position that multiple first terminal is currently located and is identified, and by first
The station location marker input of terminal is to media center, and media center receives the position of the first terminal of user's input
Mark.
In embodiments of the present invention, described first terminal is specially intelligent terminal or infrared terminal, wherein,
Non-limiting as example, described intelligent terminal specifically includes smart mobile phone, panel computer etc. can make user
Carrying out the intelligent terminal operated, described infrared terminal specifically includes IR remote controller etc..
Step 102, station location marker according to described first terminal, described media center is described first terminal
The described first network that distribution is suitable for, and the interface attributes of described first terminal is set.
Specifically, after media center receives the station location marker of first terminal, according to the position of first terminal
Mark, the first network being suitable for for first terminal distribution, and the interface attributes of first terminal is set.
Further, media center according to the station location marker of first terminal, determine first terminal with self
Distance, and distribute suitable first network according to this distance for first terminal, meanwhile, determine media center
Communication protocol between self and first terminal, and self and first terminal transmission or reception message are set
Interface attributes.
In embodiments of the present invention, described first network is specially WLAN or cable LAN
Any one in network or infrared transmission network, true according to the distance between media center and first terminal
Fixed.
Wherein, non-limiting as example, the communication protocol between media center and first terminal is specially
(User Datagram Protocol is called for short: UDP) User Datagram Protocol.
Media center is sent a notification message to first terminal by first network, and described notification message includes matchmaker
Body center is first network information and the interface attributes of setting of first terminal distribution.
Step 103, described media center receive the station location marker of described second terminal of user's input.
Specifically, user is respectively the position that multiple second terminal is currently located and is identified, and by second
The station location marker input of terminal is to media center, and media center receives the position of the second terminal of user's input
Mark.
In embodiments of the present invention, described second terminal is specially particularly shown the terminal of device, wherein,
Non-limiting as example, described second terminal specifically includes television set, desk computer etc..
Step 104, station location marker according to described second terminal, described media center is described second terminal
Described second network that distribution is suitable for, and the interface attributes of described second terminal is set.
Specifically, after media center receives the station location marker of the second terminal, according to the position of the second terminal
Mark, is the second network of being suitable for of the second terminal distribution, and arranges the interface attributes of the second terminal.
Further, media center according to the station location marker of the second terminal, determine the second terminal with self
Distance, and be suitable second network of the second terminal distribution according to this distance, meanwhile, determine media center
Communication protocol between self and the second terminal, and self and the second terminal transmission or reception message are set
Interface attributes.
In embodiments of the present invention, described second network is specially WLAN or cable LAN
Any one in network or infrared transmission network, true according to the distance between media center and the second terminal
Fixed.
Wherein, non-limiting as example, the interfacing that wired local area network is corresponding is video and graphic battle array
(Video Graphics Array is called for short: VGA)/HDMI (High Definition row
Multimedia Interface, is called for short: (Display Port is called for short: DP) HDMI)/display port
(Digital Visual Interface is called for short: DVI) interfacing/digital visual interface；Wireless
The interfacing that LAN is corresponding is HDMI technology.
Media center is sent a notification message to the second terminal by the second network, and described notification message includes matchmaker
Body center is second network information and the interface attributes of setting of the second terminal distribution.
Step 105, described media center receive first terminal and ask to disappear by the video and audio that first network sends
Breath, described video and audio request message include user needed for broadcasting mark corresponding to audiovisual information and aobvious
Show the station location marker of the second terminal of described audiovisual information.
Specifically, first terminal is operated by user, inputs play instruction, and described play instruction includes
Corresponding the playing of audiovisual information needed for user identifies and shows the second terminal of this audiovisual information
Station location marker, first terminal receives the play instruction of user's input, and extracts the video and audio letter needed for user
What breath was corresponding plays mark and the station location marker of the second terminal, and generates video and audio request message, described
Audio request message include user needed for broadcasting mark corresponding to audiovisual information and display is described regards sound
Frequently the station location marker of the second terminal of information.
First terminal sends video and audio request by the first network that media center is distributed to media center and disappears
Breath, media center receives video and audio request message.
Step 106, according to described play mark, described media center is looked into from external network or media library
Find out and the described audiovisual information of described broadcasting identification information match.
Specifically, after media center receives video and audio request message, extract video and audio request message and include
Play mark and the station location marker of the second terminal.
Media center, according to playing mark, finds out and plays mark letter from external network or media library
The audiovisual information of breath coupling, and from external network or media library, obtain the audiovisual information of correspondence.
In embodiments of the present invention, described external network is specially cable TV network or internet,
Media center need to support corresponding coaxial network interface and Ethernet interface.
Described audiovisual information is decoded processing by step 107, described media center, obtains decoding non-depressed
Contracting audiovisual information.
Specifically, the audiovisual information obtained from external network or media library is solved by media center
Code processes, and obtains decoding uncompressed audiovisual information.
Step 108, station location marker according to described second terminal, described media center determines described second eventually
Second network of end present position.
Specifically, media center, according to the station location marker of the second terminal, determines that the second terminal is currently located position
The second network put.
Step 109, described media center send described decoding by described second network to described second terminal
Uncompressed audiovisual information, so that described audiovisual information is carried out display and plays by described second terminal.
Specifically, media center sends the uncompressed audiovisual information of decoding by the second network to the second terminal,
So that audiovisual information is carried out display and plays by the second terminal.
It is understood that in home network, user is currently located for first terminal or the second terminal
Position when being identified, in the case of one realizes, the second terminal may be in one together with first terminal
In individual room (such as, be in parlor together or be in bedroom together), the most now, user is first terminal
Or the station location marker that the second terminal iidentification matches.
In the case of another kind realizes, the second terminal may different from first terminal be not in a room
(such as, the second terminal is in parlor, and first terminal is in bedroom；Otherwise or), the most now,
User is first terminal or the unmatched station location marker of the second terminal iidentification.
Whether the station location marker no matter user is first terminal or the second terminal iidentification mates, all can be according to
Abovementioned steps 105 to step 109 carries out the transmission of audiovisual information, and then achieves by media center one
The purpose of audiovisual information is shared in secondary decoding, multiple terminal.
Therefore, by the transmission method of the audiovisual information that the application embodiment of the present invention provides, media center
The video and audio request message sent by first network according to first terminal, from external network or media library
The corresponding audiovisual information of middle acquisition, and the audiovisual information obtained is transmitted to second by the second network
Terminal, in order to audiovisual information is carried out display and plays by the second terminal.Solve in prior art due to
The use of multiple Set Top Boxes, and when part audiovisual information need to authorize display, it is impossible to realize home network
The problem of intra-sharing audiovisual information, it is achieved once decoded by media center, multiple terminal is shared and regarded sound
Frequently the purpose of information.
As in figure 2 it is shown, the transmission system diagram of audiovisual information that Fig. 2 provides for the embodiment of the present invention.Institute
The system of stating can realize the transmission method of the audiovisual information in previous embodiment one, detailed process and aforementioned reality
Execute step 105 in example one identical to step 109, no longer repeat at this.
Embodiment two
Correspondingly, the embodiment of the present invention two additionally provides the transmitting device of a kind of audiovisual information, in order to reality
The transmission method of the audiovisual information in existing previous embodiment one, as it is shown on figure 3, described device includes:
Receive unit 310, lookup unit 320, decoding unit 330, determine unit 340 and transmitting element 350.
Described device receives unit 310, for receiving the video and audio that first terminal is sent by first network
Request message, described video and audio request message include user needed for audiovisual information corresponding broadcasting mark
And show the station location marker of the second terminal of described audiovisual information；
Search unit 320, for playing mark according to described, find out from external network or media library
Described audiovisual information with described broadcasting identification information match；
Decoding unit 330, for described audiovisual information is decoded process, obtains decoding uncompressed regarding
Audio-frequency information；
Determine unit 340, for the station location marker according to described second terminal, determine that described second terminal is worked as
Second network of front position；
Transmitting element 350, for sending described decoding non-depressed by described second network to described second terminal
Contracting audiovisual information, so that described audiovisual information is carried out display and plays by described second terminal.
Described reception unit 310 is additionally operable to, the station location marker of the described first terminal of reception user's input:
Described device also includes: distribution arranges unit 360, for the station location marker according to described first terminal,
The described first network being suitable for for the distribution of described first terminal, and the interface attributes of described first terminal is set.
Described reception unit 310 is additionally operable to, and receives the station location marker of described second terminal of user's input；
Described distribution arranges unit 360 and is additionally operable to, according to the station location marker of described second terminal, for described
Described second network that second terminal distribution is suitable for, and the interface attributes of described second terminal is set.
Described first network is specially WLAN or wired local area network or infrared transmission network；
Described second network is specially WLAN or wired local area network or infrared transmission network.
Described first terminal is specially intelligent terminal or infrared terminal.
Therefore, by the transmitting device of the audiovisual information that the application embodiment of the present invention provides, media center
The video and audio request message sent by first network according to first terminal, from external network or media library
The corresponding audiovisual information of middle acquisition, and the audiovisual information obtained is transmitted to second by the second network
Terminal, in order to audiovisual information is carried out display and plays by the second terminal.Solve in prior art due to
The use of multiple Set Top Boxes, and when part audiovisual information need to authorize display, it is impossible to realize home network
The problem of intra-sharing audiovisual information, it is achieved once decoded by media center, multiple terminal is shared and regarded sound
Frequently the purpose of information.
Professional should further appreciate that, describes in conjunction with the embodiments described herein
The unit of each example and algorithm steps, it is possible to come with electronic hardware, computer software or the combination of the two
Realize, in order to clearly demonstrate the interchangeability of hardware and software, the most according to function
Generally describe composition and the step of each example.These functions are come with hardware or software mode actually
Perform, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can be to often
Individual specifically should being used for uses different methods to realize described function, but this realization it is not considered that
Beyond the scope of this invention.
The method described in conjunction with the embodiments described herein or the step of algorithm can use hardware, process
The software module that device performs, or the combination of the two implements.Software module can be placed in random access memory
(RAM), internal memory, read only memory (ROM), electrically programmable ROM, electrically erasable ROM,
Other form any well known in depositor, hard disk, moveable magnetic disc, CD-ROM or technical field
Storage medium in.
Above-described detailed description of the invention, is carried out the purpose of the present invention, technical scheme and beneficial effect
Further describe, be it should be understood that the foregoing is only the present invention detailed description of the invention and
, the protection domain being not intended to limit the present invention, all within the spirit and principles in the present invention, done
Any modification, equivalent substitution and improvement etc., should be included within the scope of the present invention.
Claims (6)
1. the transmission method of an audiovisual information, it is characterised in that described method includes:
Media center receives the video and audio request message that first terminal is sent by first network, described regarding sound
Frequency request message include user needed for audiovisual information corresponding broadcasting mark and show described video and audio
The station location marker of the second terminal of information；
Playing mark according to described, described media center finds out and institute from external network or media library
State the described audiovisual information playing identification information match；
Described audiovisual information is decoded processing by described media center, obtains decoding uncompressed video and audio
Information；
According to the station location marker of described second terminal, described media center determines the described second current institute of terminal
The second network in position；
Described media center sends to described second terminal by described second network that described decoding is uncompressed regards
Audio-frequency information, so that described audiovisual information is carried out display and plays by described second terminal；
Described media center receives before first terminal asks message by the video and audio that return network sends and goes back
Including:
Described media center receives the station location marker of the described first terminal of user's input；
According to the station location marker of described first terminal, described media center is that the distribution of described first terminal is suitable for
Described first network, and the interface attributes of described first terminal is set；
Described media center receives before first terminal asks message by the video and audio that first network sends and goes back
Including:
Described media center receives the station location marker of described second terminal of user's input；
According to the station location marker of described second terminal, described media center is that described second terminal distribution is suitable for
Described second network, and the interface attributes of described second terminal is set.
The transmission method of audiovisual information the most according to claim 1, it is characterised in that described
One network is specially WLAN or wired local area network or infrared transmission network；
Described second network is specially WLAN or wired local area network or infrared transmission network.
The transmission method of audiovisual information the most according to claim 1, it is characterised in that described
One terminal is specially intelligent terminal or infrared terminal.
4. the transmitting device of an audiovisual information, it is characterised in that described device includes:
Receive unit, for receiving the video and audio request message that first terminal is sent, institute by first network
State broadcasting mark corresponding to the audiovisual information needed for video and audio request message includes user and display is described
The station location marker of the second terminal of audiovisual information；
Search unit, for according to described play mark, find out from external network or media library with
The described audiovisual information of described broadcasting identification information match；
Decoding unit, processes for being decoded described audiovisual information, obtains decoding uncompressed regarding sound
Frequently information；
Determine unit, for the station location marker according to described second terminal, determine that described second terminal is current
Second network of position；
Transmitting element, uncompressed for sending described decoding by described second network to described second terminal
Audiovisual information, so that described audiovisual information is carried out display and plays by described second terminal；
Described reception unit is additionally operable to, the station location marker of the described first terminal of reception user's input:
Described device also includes: distribution arranges unit, for the station location marker according to described first terminal,
The described first network being suitable for for the distribution of described first terminal, and the interface attributes of described first terminal is set；
Described reception unit is additionally operable to, and receives the station location marker of described second terminal of user's input；
Described distribution arranges unit and is additionally operable to, according to the station location marker of described second terminal, for described second
Described second network that terminal distribution is suitable for, and the interface attributes of described second terminal is set.
The transmitting device of audiovisual information the most according to claim 4, it is characterised in that described
One network is specially WLAN or wired local area network or infrared transmission network；
Described second network is specially WLAN or wired local area network or infrared transmission network.
The transmitting device of audiovisual information the most according to claim 4, it is characterised in that described
One terminal is specially intelligent terminal or infrared terminal.
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| CN201310596333.0A CN103561316B (en) | 2013-11-22 | 2013-11-22 | The transmission method of audiovisual information and device |
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| CN201310596333.0A CN103561316B (en) | 2013-11-22 | 2013-11-22 | The transmission method of audiovisual information and device |
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| CN105657467A (en) * | 2015-12-30 | 2016-06-08 | 深圳市讯方技术股份有限公司 | Stream media file control method and system based on cloud desktop |
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| CN101682743A (en) * | 2007-06-11 | 2010-03-24 | 夏普株式会社 | Content delivering apparatus, program and recording medium |
| CN102932689A (en) * | 2012-11-07 | 2013-02-13 | 青岛海信宽带多媒体技术有限公司 | Local area network (LAN) based method for transmitting digital television signal and digital television receiving terminal |
| CN103327287A (en) * | 2013-05-23 | 2013-09-25 | 华为技术有限公司 | Method and device for meeting signal playing, video meeting terminal and mobile devices |
| CN103369384A (en) * | 2012-03-28 | 2013-10-23 | 深圳市快播科技有限公司 | Television system and data communication method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008005250A (en) * | 2006-06-22 | 2008-01-10 | Matsushita Electric Ind Co Ltd | Mobile terminal and program |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101682743A (en) * | 2007-06-11 | 2010-03-24 | 夏普株式会社 | Content delivering apparatus, program and recording medium |
| CN103369384A (en) * | 2012-03-28 | 2013-10-23 | 深圳市快播科技有限公司 | Television system and data communication method thereof |
| CN102932689A (en) * | 2012-11-07 | 2013-02-13 | 青岛海信宽带多媒体技术有限公司 | Local area network (LAN) based method for transmitting digital television signal and digital television receiving terminal |
| CN103327287A (en) * | 2013-05-23 | 2013-09-25 | 华为技术有限公司 | Method and device for meeting signal playing, video meeting terminal and mobile devices |
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