CN103347215B - A kind of multi-screen interaction method and Set Top Box - Google Patents
A kind of multi-screen interaction method and Set Top Box Download PDFInfo
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- CN103347215B CN103347215B CN201310247602.2A CN201310247602A CN103347215B CN 103347215 B CN103347215 B CN 103347215B CN 201310247602 A CN201310247602 A CN 201310247602A CN 103347215 B CN103347215 B CN 103347215B
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- shared drive
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- video flow
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Abstract
The present invention is applied to multimedia communication technology field, there is provided a kind of multi-screen interaction method and Set Top Box, methods described include：Transport stream TS is converted to the audio/video flow of HTML HTML5 supports, the audio/video flow is stored to shared drive；The audio/video flow is taken out from shared drive and sent to client.The present invention sends to client the audio/video flow that transport stream is converted to HTML5 supports, so that the browser that client passes through to carry can play the audio/video flow, solve prior art presence, the platform and style that be directed to different mobile terminals go exploitation audio/video flow to receive software, cost problem very high.
Description
Technical field
The invention belongs to multimedia communication technology field, more particularly to a kind of multi-screen interaction method and Set Top Box.
Background technology
With the development and user's request of multimedia communication technology, multi-screen interactive will be into the even decades coming years
It is one focus function of TV industry, the multi-screen interactive mode of Vehicles Collected from Market is relatively simple, for example, realizes that mobile terminal can be known
The audio frequency and video of other Set Top Box, do not support that all of audio frequency and video form, mobile terminal must install a phase due to mobile terminal
The audio/video flow answered receives software, and the mobile terminal of in the market includes mobile phone and panel computer, and system platform is different, and style is many
Many, the platform and style that be directed to different mobile terminals go exploitation audio/video flow to receive software, and cost is very high, and limitation
The development and popularization of multi-screen interactive technology.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of multi-screen interaction method and Set Top Box, to solve prior art presence
, multi-screen interactive needs to go exploitation audio/video flow to receive software for the platform and style of different mobile terminals, and cost is very
Problem high.
What embodiments of the invention were realized in, a kind of multi-screen interaction method the described method comprises the following steps:
Transport stream TS is converted to the audio/video flow of HTML HTML5 supports, by audio/video flow storage
To shared drive；
The audio/video flow is taken out from shared drive and sent to client.
The purpose of another embodiment of the present invention is to provide a kind of multi-screen interactive Set Top Box, and the Set Top Box includes：
Converting unit, the audio/video flow for transport stream TS to be converted to HTML HTML5 supports will be described
Audio/video flow is stored to shared drive；
Transmitting element, for the audio/video flow to be taken out and sent to client from shared drive.
The embodiment of the present invention is sent to client by the way that transport stream to be converted to the audio/video flow of HTML5 supports so that visitor
The browser that family end passes through to carry can play the audio/video flow, solve prior art presence, be directed to different
The platform and style of mobile terminal go exploitation audio/video flow to receive software, cost problem very high.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to embodiment or description of the prior art
Needed for the accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description are only more of the invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be attached according to these
Figure obtains other accompanying drawings.
Fig. 1 is that the multi-screen interaction method that one embodiment of the invention is provided realizes flow chart；
Fig. 2 is the function structure chart of the multi-screen interactive Set Top Box that another embodiment of the present invention is provided.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
One embodiment of the invention provides multi-screen interaction method, and methods described is as shown in figure 1, specific steps include:
In step S101, Set Top Box is by transport stream（English：Transport Stream, referred to as：TS）Be converted to super text
The audio/video flow that this markup language HTML5 is supported, the audio/video flow is stored to shared drive.
It should be noted that the step S101 is realized by the code stream conversion process of Set Top Box, the TS streams are by machine top
Box is played program and is produced, HTML（English：Hypertext Markup Language, referred to as：HTML）5 support
Audio/video flow include but is not limited to OGG forms, WEBM forms and MP4 forms, if transport stream is audio signal can change
It is OGG forms, if transport stream is vision signal can be converted to WEBM forms or MP4 forms, because partial view device is not propped up
WEBM forms, such as IE browser are held, and MP4 is to support that audio signal also supports vision signal, therefore MP4 forms are most preferably
Select.
Explanation is needed further exist for, current major browsers include red fox, web browsing（Internet Explorer,
Referred to as：IE）, Google's browser, proud trip browser, 360 browsers and Tengxun's browser etc. all support HTML5 standards, therefore can
To play the audio/video flow of HTML5 supports.
In step s 102, the audio/video flow is taken out and sent to client by Set Top Box from shared drive.
It should be noted that network services of the step S102 by Set Top Box（English：Webserver）Process realization,
Webserver processes are used to parse HTTP（English：Hypertext Transport protocol, referred to as：
HTTP）；Here client refers to mobile terminal, and the client includes but is not limited to mobile phone and panel computer, by Wi-Fi with
Set Top Box is attached, and the audio/video flow that HTML5 is supported is sent to client, and client need to only have one to support that HTML5 is marked
Accurate browser can play the audio/video flow of MP4 forms, by HTML5 multimedia features by browser to the audio frequency and video
Stream is played out and shown.
Preferably, methods described also includes：
Shared drive is divided into the first shared drive by Set Top Box, and first shared drive includes synch bit；
The synch bit that Set Top Box initializes the first shared drive is the first synchronous regime；
When the synch bit of the first shared drive is the first synchronous regime, Set Top Box is by audio/video flow storage the
One shared drive, after the first shared drive is filled with, the second synchronous regime is changed to by first synchronous regime；
When the synch bit of the first shared drive is the second synchronous regime, Set Top Box is read in the first shared drive
Audio/video flow, client is sent to by the audio/video flow, and it is same that second synchronous regime is changed into first after completing to send
Step state.
In the present embodiment, shared drive is divided into the first shared drive by default size or predetermined number, and first is total to
First character section, last byte or certain byte specified of internal memory are enjoyed as synch bit；First synchronous regime
Expression process only has the authority of write operation without the authority of read operation, and the second synchronous regime represents that process only has the power of read operation
Limit is without the authority of write operation；It is the of 257*188 bytes that the shared drive of a 10MB for example is divided into 217 sizes
One shared drive, each first shared drive first character section is used as synch bit, the signal A in synch bit（0X0F）
Represent that code stream conversion process has the right to carry out write operation to first shared drive, the signal B in synch bit（0XF0）It is net
Network service processes have the right to carry out the first shared drive read operation, when Set Top Box starts, by synchronizing signal in the first shared drive
Position is initialized as the first synchronous regime, i.e. signal A, code stream conversion process the first shared drive of cycle detection, if it find that synchronous
It is signal A in signal position, then the audio/video flow after conversion is write the first shared drive, by first shared drive after writes completely
Synch bit in the first synchronous regime be changed to the second synchronous regime, that is, be changed to signal B, network service process finds together
It is signal B in step signal position, by the data is activation in corresponding first shared drive of the synch bit to client, has sent
The signal B in synch bit is changed to signal A after.
In the present embodiment, data exchange is carried out by way of shared drive, it is to avoid code stream conversion process and network
Mass data, the generation of caused frame losing event, it is ensured that HD video data correctly send directly are exchanged between service processes.
Optionally, include before the step S101：
Set Top Box receives the channel table request of data that client sends；
By the channel table data is activation to client；
The play-on-demand program request that client sends is received, locked frequency point is asked according to the play-on-demand program and program is played.
Another embodiment of the present invention provides multi-screen interactive Set Top Box, and the modular structure of the multi-screen interactive Set Top Box is as schemed
Shown in 2, specifically include:
Converting unit 21, the audio/video flow for transport stream TS to be converted to HTML HTML5 supports, by institute
Audio/video flow is stated to store to shared drive；
Transmitting element 22, for the audio/video flow to be taken out and sent to client from shared drive.
Optionally, the Set Top Box also includes：
Division unit, for shared drive to be divided into the first shared drive, first shared drive includes synchronous letter
Number position；
Initialization unit, the synch bit for initializing the first shared drive is the first synchronous regime；
Status Change unit, for when the synch bit of the first shared drive is the first synchronous regime, by the sound
Video flowing is stored to the first shared drive, after the first shared drive is filled with, first synchronous regime is changed into second same
Step state；
When the synch bit of the first shared drive is the second synchronous regime, the audio frequency and video in the first shared drive are read
Stream, client is sent to by the audio/video flow, completes that second synchronous regime is changed into the first synchronous regime after sending.
Optionally, the Set Top Box also includes：
Receiving unit, the channel table request of data for receiving client transmission；
Delivery unit, for by the channel table data is activation to client；
Receiving unit, is additionally operable to receive the play-on-demand program request that client sends, according to play-on-demand program request locking frequency
Put and play program.
It should be noted that channel table data are the channel datas for presenting in a tabular form.
One of ordinary skill in the art will appreciate that the modules included by above-described embodiment are to be patrolled according to function
Collect what is divided, but be not limited to above-mentioned division, as long as corresponding function can be realized；In addition, each function mould
The specific name of block is also only to facilitate mutually distinguish, the protection domain being not intended to limit the invention.
Those of ordinary skill in the art are further appreciated that all or part of step realized in above-described embodiment method is can
Completed with instructing the hardware of correlation by program, described program can be described in read/write memory medium is stored in
Storage medium, including ROM/RAM etc..
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (4)
1. a kind of multi-screen interaction method, it is characterised in that methods described includes：
Transport stream TS is converted to the audio/video flow of HTML HTML5 supports, the audio/video flow is stored to altogether
Internal memory is enjoyed, wherein, the audio/video flow that the HTML5 is supported includes OGG forms, WEBM forms and MP4 forms；
The audio/video flow is taken out from shared drive and sent to client；
Wherein, it is described the audio/video flow is taken out from shared drive and sent to client specifically include：
Shared drive is divided into the first shared drive, and first shared drive includes synch bit；
The synch bit for initializing the first shared drive is the first synchronous regime；
When the synch bit of the first shared drive is the first synchronous regime, the audio/video flow is stored to first and shares interior
Deposit, after the first shared drive is filled with, first synchronous regime is changed to the second synchronous regime；
When the synch bit of the first shared drive is the second synchronous regime, the audio/video flow in the first shared drive is read,
The audio/video flow is sent to client, completes that second synchronous regime is changed into the first synchronous regime after sending.
2. the method for claim 1, it is characterised in that described that transport stream TS is converted into HTML
Include before the audio/video flow that HTML5 is supported：
Set Top Box receives the channel table request of data that client sends；
By the channel table data is activation to client；
The play-on-demand program request that client sends is received, locked frequency point is asked according to the play-on-demand program and program is played.
3. a kind of multi-screen interactive Set Top Box, it is characterised in that the Set Top Box includes：
Converting unit, the audio/video flow for transport stream TS to be converted to HTML HTML5 supports, the sound is regarded
Frequency stream is stored to shared drive, wherein, the audio/video flow that the HTML5 is supported includes OGG forms, WEBM forms and MP4 forms；
Transmitting element, for the audio/video flow to be taken out and sent to client from shared drive；
Wherein, the transmitting element is specifically included：
Division unit, for shared drive to be divided into the first shared drive, first shared drive includes synch bit；
Initialization unit, the synch bit for initializing the first shared drive is the first synchronous regime；
Status Change unit, for when the synch bit of the first shared drive is the first synchronous regime, by the audio frequency and video
Stream is stored to the first shared drive, after the first shared drive is filled with, first synchronous regime is changed into the second synchronous shape
State；
When the synch bit of the first shared drive is the second synchronous regime, the audio/video flow in the first shared drive is read,
The audio/video flow is sent to client, completes that second synchronous regime is changed into the first synchronous regime after sending.
4. Set Top Box as claimed in claim 3, it is characterised in that the Set Top Box also includes：
Receiving unit, the channel table request of data for receiving client transmission；
Delivery unit, for by the channel table data is activation to client；
Receiving unit, is additionally operable to receive the play-on-demand program request that client sends, and locked frequency point is asked simultaneously according to the play-on-demand program
Play program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310247602.2A CN103347215B (en) | 2013-06-20 | 2013-06-20 | A kind of multi-screen interaction method and Set Top Box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310247602.2A CN103347215B (en) | 2013-06-20 | 2013-06-20 | A kind of multi-screen interaction method and Set Top Box |
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| Publication Number | Publication Date |
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| CN103347215A CN103347215A (en) | 2013-10-09 |
| CN103347215B true CN103347215B (en) | 2017-06-23 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103581707B (en) * | 2013-11-08 | 2017-06-20 | 华为软件技术有限公司 | Two-screen Interactive treating method and apparatus |
| CN103686349B (en) * | 2013-12-27 | 2017-04-12 | 深圳市九洲电器有限公司 | Multi-screen interaction method and device, set-top box |
| CN104038813B (en) * | 2014-06-20 | 2017-09-26 | 深圳市九洲电器有限公司 | A kind of multi-screen interaction method and system |
| CN104079987A (en) * | 2014-06-25 | 2014-10-01 | 深圳市视维科技有限公司 | HBBTV multi-screen interactive system based on digital TV set-top box and implementation method |
| US20160150011A1 (en) * | 2014-11-26 | 2016-05-26 | Qualcomm Incorporated | Media output device to transmit and synchronize playback of a media content stream that is received over a point-to-point connection on multiple interconnected devices |
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| WO2012067219A1 (en) * | 2010-11-18 | 2012-05-24 | シャープ株式会社 | Device for generating content data, method for generating content data, computer program, and recording medium |
| CN102571726A (en) * | 2010-12-23 | 2012-07-11 | 中国移动通信集团广东有限公司 | Multimedia data sharing method, system and state judgment server |
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