CN101778287B - Digital television navigation method, system and device - Google Patents
Digital television navigation method, system and device Download PDFInfo
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- CN101778287B CN101778287B CN201010115532.1A CN201010115532A CN101778287B CN 101778287 B CN101778287 B CN 101778287B CN 201010115532 A CN201010115532 A CN 201010115532A CN 101778287 B CN101778287 B CN 101778287B
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Abstract
The invention discloses a digital television navigation method, a system and a corresponding device. The method comprises the following steps: receiving a program transmission TS stream, and analyzing the received TS stream to obtain video basic code ES streams and audio ES streams; placing the audio ES streams into a cache, and splicing the video ES streams into a video ES stream; taking out an audio ES stream corresponding to a focus mosaic cell, packaging the audio ES stream and the spliced video ES stream into a TS stream, and sending the TS stream to a moving picture expert group MPEG hardware decoder. In the embodiment provided by the invention, the splicing of the video ES streams is not performed at the server side, and instead, the digital television terminal analyzes the received program TS stream into video ES streams, the video ES streams are then spliced into a video ES stream, and the splicing of mosaic television program ES streams are completed at the digital television terminal, thereby providing an interface for the user to set an individualized mosaic page and realizing the individualized mosaic television navigation.
Description
Technical field
The present invention relates to digital television techniques field, relate in particular to a kind of digital television navigation method, system and install accordingly.
Background technology
Digital Television has been enriched the program of simulated television to a great extent, still, along with the increase of amount of information, has also increased the difficulty that user searches program, and particularly digital TV channel becomes increasingly abundant, and browses TV programme and has become a hard job.Mosaic service provides the scheme of conveniently browsing TV programme, and it can the more direct content that represent broadcast items to user.
Mosaic service is that screen is divided into several zonules, each zonule shows the full dynamic video mosaic of each channel digital television program, user only need move arrow by remote controller, just switch to and want the program channel watched by the selection of little picture, interactivity and the friendly of mosaic navigation channel are fully demonstrated, user's demand has also obtained farthest meeting, and 100 channels turn over 5 left and right and also just can all browse complete.Operator can also sort out program in advance, such as all CCTV programs are placed on to same picture, all entertainment channels is placed on to same picture ... be more conducive to televiewer and from programs up to a hundred, easily pick out the program of oneself liking.
The major function of traditional mosaic server is that the multiple program streams from being input to server parse transmission of video TS stream and audio TS stream, video TS stream is decoded into and meets (the MPEG of live image panel of expert, Motion Picture Expert Group) standard storage form YC color coding (YUV) data, then by yuv data down-sampling, again the yuv data after multiple down-samplings is spliced into a yuv data, again spliced yuv data is encoded into video TS stream, then audio TS stream and the video TS stream being encoded into are synthesized to a mosaic TV programme TS stream and send to digital TV terminal by network through multiplexing, digital TV terminal receives this mosaic TV programme TS stream, delivers to the decoding of the MPEG of dynamic moving expert group hardware decoder.
The present inventor finds in the research and practice process to above-mentioned prior art, traditional mosaic service really facilitates user and browses TV programme, but the mosaic TV programme TS stream that business is traditional flows prior splicing at server end by each TV programme TS and re-sends to well digital TV terminal, the picture that all digital TV terminals are seen is all the same, and this has just limited user to personalized demand.
Summary of the invention
The embodiment of the present invention provides a kind of digital television navigation method, system and installs accordingly.
A kind of digital television navigation method, comprising:
Program receiving TS stream, resolves the program TS stream receiving and obtains video ES stream and audio ES stream;
Audio ES is banished into buffer memory, and multiple video ES stream is spliced into a video ES stream;
From buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice and flow corresponding audio ES stream, the audio ES stream of taking-up and splicing video ES stream are packaged into a TS stream, send to the MPEG of dynamic image expert group hardware decoder.
A kind of digital television navigation method, comprising:
Collection of server program;
The program collecting is changed into undersized TS stream;
Undersized TS stream is sent to digital TV terminal by network;
Digital TV terminal receives single-unit order TS stream, resolves program TS stream and obtains video ES stream and audio ES stream;
Audio ES is banished into buffer memory, multiple video ES stream is spliced into a video ES stream;
From buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice and flow corresponding audio ES stream, the audio ES stream of taking-up and splicing video ES stream are packaged into a TS stream, send to the MPEG of dynamic image expert group hardware decoder.
A kind of digital television navigation device, comprising:
Receiver module, flows for program receiving TS;
Parsing module, the program TS stream receiving for resolving receiver module, obtains video ES stream and audio ES stream, and audio ES is banished into buffer memory, and video ES stream is sent to concatenation module;
Concatenation module, the video ES stream sending for receiving parsing module, becomes a video ES to flow multiple ES video stream splicings that receive and sends to TS packetization module;
TS packetization module, be used for receiving splicing video ES stream, from buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice again and flow corresponding audio ES stream, again the audio ES stream of taking-up and splicing video ES stream are packaged into a TS stream, send to MPEG hardware decoder.
A kind of digital television navigation system, comprising:
Server, for gathering program, changes into the program collecting little TS stream and sends to digital TV terminal by network;
Digital TV terminal, for program receiving TS stream, resolves the program TS stream receiving and obtains video ES stream and audio ES stream, and audio ES is banished into buffer memory, and multiple video ES stream is spliced into a video ES stream; From buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice and flow corresponding audio ES stream, the audio ES stream of taking-up and splicing video ES stream are packaged into a TS stream, send to MPEG hardware decoder.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
In the scheme that the embodiment of the present invention provides, server is by after yuv data down-sampling, direct coding becomes video elementary code stream (ES, Elementary Stream) data, audio TS is flowed after down-sampling is processed, be encoded into audio ES data, then video ES data and audio ES data are combined into a single-unit order TS by software flow down and be dealt into cable TV network; Digital TV terminal receives single-unit order TS stream, the TS stream of reception is resolved and obtained audio ES stream and video ES stream, and audio ES is banished into buffer memory, multiple video ES stream is spliced into video ES stream, then takes out audio ES stream and be packaged into a TS stream with the video ES stream of splicing and send to MPEG hardware decoder and decode.The work of this programme splicing mosaic TV programme ES stream completes at digital TV terminal, provides interface for user arranges the personalized mosaic page.
Brief description of the drawings
Fig. 1 is digital television navigation method flow chart in the embodiment of the present invention;
Fig. 2 is digital television navigation method flow chart in the embodiment of the present invention;
Fig. 3 is digital television navigation device logical construction schematic diagram in the embodiment of the present invention;
Fig. 4 is digital television navigation system logic structure schematic diagram in the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides digital television navigation method, system and device, has realized user the personalized mosaic page is set.Below be elaborated.
Refer to Fig. 1, in the embodiment of the present invention, digital television navigation method the first embodiment comprises:
101, program receiving TS stream;
Digital TV terminal receives the program TS stream in cable TV network.
102, resolve TS stream;
Middleware receives the information of TS stream, and the header of TS stream is removed, and resolves and obtains video ES stream and audio ES stream.
103.1, audio ES is banished into buffer memory;
Middleware obtains, after audio ES stream, putting it into buffer memory.
103.2, splicing video ES stream;
Multiple video ES streams that splicing software obtains parsing are spliced into a video ES stream.In splicing, only spell the video ES stream of a screen at every turn, the screen taking 4 × 4 is example, each splices 16 video ES streams.When receive that user sends by remote controller turn over screen instruction time, middleware will obtain the needed video ES of splicing next screen and flow, and then splice.
User can be sent and be selected sequence instruction by remote controller, which type of which select program with order to be spliced in same screen, middleware is received the selection sequence instruction that user sends, and obtains the ES stream of the program of user's selection according to instruction, then by the ES stream sequence splicing getting.
104, be packaged into TS stream;
Receive the positional information of the focus mosaic unit lattice of middleware transmission, from buffer memory, take out audio ES stream corresponding to video data of playing with focus mosaic unit lattice, audio ES stream and splicing video ES stream are packaged into a TS stream, send to the MPEG of dynamic moving expert group hardware decoder.
In the present embodiment, realized the splicing of carrying out mosaic program stream at digital TV terminal, the splicing of mosaic program stream, not in the speciality that belongs to operator's service end, provides interface for user realizes individual demand; User selects each screen mosaic TV programme by remote controller, really makes the mosaic program of digital TV terminal personalization become a reality.
Referring to Fig. 2, is that in the embodiment of the present invention, digital television navigation method the second embodiment comprises below:
201, gather program;
Server gathers program from large net.
202, change into little TS stream;
The program that server parses gathers, obtain video TS stream and audio TS stream, audio TS stream is decoded into the audio ES stream of low code check, video TS stream is decoded into and meets mpeg standard storage format yuv data, then by yuv data down-sampling, yuv data after down-sampling is encoded into video ES stream, again video ES stream and audio ES stream are synthesized to a single-unit order TS stream and by network, single-unit order TS stream sent to digital TV terminal through multiplexing, server is to issue multiple single-unit order TS streams by certain frequency with the form of OC.
203, program receiving TS stream;
Digital TV terminal receives the single-unit order TS stream in cable TV network.
204, resolve TS stream;
Middleware receives the information of TS stream, and the header of TS stream is removed, and resolves and obtains video ES stream and audio ES stream.
205.1, audio ES is banished into buffer memory;
Middleware obtains, after audio ES stream, putting it into buffer memory.
205.2, splicing video ES stream;
Multiple video ES streams that splicing software obtains parsing are spliced into a video ES stream.In splicing, only spell the video ES stream of a screen at every turn, the screen taking 4 × 4 is example, each splices 16 video ES streams.When receive that user sends by remote controller turn over screen instruction time, middleware will obtain the needed video ES of splicing next screen and flow, and then splice.
User can be sent and be selected sequence instruction by remote controller, which type of which select program with order to be spliced in same screen, middleware is received the selection sequence instruction that user sends, and obtains the ES stream of the program of user's selection according to instruction, then by the ES stream sequence splicing getting.
206, be packaged into TS stream;
Receive the positional information of the focus mosaic unit lattice of middleware transmission, from buffer memory, take out audio ES stream corresponding to video data of playing with focus mosaic unit lattice, audio ES stream and splicing video ES stream are packaged into a TS stream, send to the MPEG of dynamic moving expert group hardware decoder.
In the present embodiment, server no longer splices the video ES stream after down-sampling, but video ES stream and audio ES stream are synthesized to a single-unit order TS stream and send to digital TV terminal by network through multiplexing; Digital TV terminal after video ES stream is spliced into multiple video ES stream mosaic program ES stream getting, then is transcoded into mosaic program TS stream together with audio ES stream, sends to the decoding of MPEG hardware decoder.Realize the splicing of carrying out mosaic program stream at digital TV terminal, provide an interface for user realizes individual demand; User selects the mosaic program of each screen which program to be made up of by remote controller, the mosaic program that makes each digital TV terminal is not machine-made, has met user's individual demand.
Referring to Fig. 3, is that in the embodiment of the present invention, digital television navigation device the 3rd embodiment comprises below:
Receiver module 301, flows for program receiving TS.
Parsing module 302, for resolving the program TS stream receiving, obtains video ES stream and audio ES stream, and the audio ES parsing is banished into buffer memory 303, and the video ES stream parsing is sent to concatenation module 304 in certain sequence.
Buffer memory 303, for the audio ES stream of storing and resolving module parses.
Concatenation module 304, the video ES stream sending for receiving parsing module, is spliced into a video ES stream in certain sequence by multiple ES video flowings, sends to TS packetization module 305.
TS packetization module 305, for receiving the video ES stream of splicing, from buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice again and flow corresponding audio ES stream, then audio ES stream and video ES stream are packaged into a TS stream, send to MPEG hardware decoder.
Preferably,
Can also comprise a control module, for receiving user's control command, and carry out event according to user's control command:
Receive the selection sequence instruction that user inputs, obtain the video ES stream needing and the video ES getting is flowed to sequence according to the selection sequence instruction receiving, more sorted ES stream is sent to concatenation module 304.
What reception user inputted turns over screen instruction, obtains the needed video ES stream of splicing next screen, then the video ES stream obtaining is sent to concatenation module 304.
In the present embodiment, digital TV terminal after video ES stream is spliced into multiple video ES stream mosaic program ES stream getting, then is transcoded into mosaic program TS stream together with audio ES stream, sends to the decoding of MPEG hardware decoder.Realize the splicing of carrying out mosaic program stream at digital TV terminal, provide an interface for user realizes individual demand; In the present embodiment is preferred, user selects the mosaic program of each screen which program to be made up of by remote controller, the mosaic program that makes each digital TV terminal is not machine-made, meet user's individual demand, really made the mosaic program of digital TV terminal personalization become a reality.
Referring to Fig. 4, is that in the embodiment of the present invention, digital television navigation system the 4th embodiment comprises below:
Server 401, for gathering program, changes into the program collecting little TS stream and sends to digital TV terminal by network.
Digital TV terminal 402, the multiple single-unit order TS streams that send for reception server, resolve the single-unit order TS stream receiving and obtain video ES stream and audio ES stream, and the audio ES that parsing is obtained is banished into buffer memory, and multiple video ES stream is spliced into a video ES stream; From buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice and flow corresponding audio ES stream, then audio ES stream and splicing video ES stream are packaged into a TS stream, send to MPEG hardware decoder.
Wherein, server 401 specifically can comprise:
The first module, for resolving the program of collection, obtains video TS stream and audio TS stream;
The second module, for being decoded into described audio TS stream the audio ES stream of low code check;
The 3rd module, for described video TS stream is decoded into and meets mpeg standard storage format yuv data, then by described yuv data down-sampling, then is encoded into video ES stream by the yuv data after down-sampling;
Four module, for synthesizing described video ES stream and described audio ES stream a single-unit order TS stream and by network, described single-unit order TS stream sent to digital TV terminal through multiplexing.
In the present embodiment, server no longer splices the video ES stream after down-sampling, but video ES stream and audio ES stream are synthesized to a single-unit order TS stream and send to digital TV terminal by network through multiplexing; Digital TV terminal after video ES stream is spliced into multiple video ES stream mosaic program ES stream getting, then is transcoded into mosaic program TS stream together with audio ES stream, sends to the decoding of MPEG hardware decoder.Realize the splicing of carrying out mosaic program stream at digital TV terminal, provide an interface for user realizes individual demand; User selects the mosaic program of each screen which program to be made up of by remote controller, the mosaic program that makes each digital TV terminal is not machine-made, has met user's individual demand.
One of ordinary skill in the art will appreciate that all or part of step in the whole bag of tricks of above-described embodiment is can carry out the hardware that instruction is relevant by program to complete, this program can be stored in a computer-readable recording medium, storage medium can comprise: read-only memory (ROM, Read Only Memory), random access memory (RAM, Random Access Memory), disk or CD etc.
Above digital television navigation method provided by the present invention, system and corresponding device are described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (8)
1. a digital television navigation method, is characterized in that, comprising:
Digital TV terminal program receiving transmission TS stream, resolves described program TS stream and obtains video basic code ES stream and audio ES stream;
Described digital TV terminal banishes described audio ES into buffer memory, and multiple described video ES stream is spliced into after a video ES stream;
Described digital TV terminal takes out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice and flows corresponding audio ES stream from buffer memory, described audio ES stream and described splicing video ES stream are packaged into a TS stream, send to the MPEG of dynamic image expert group hardware decoder;
Multiple video ES stream is spliced into a video ES stream to be comprised:
The video ES stream of a screen is only spelled in each splicing, when receive that user sends turn over screen instruction time, obtain the needed video ES stream of splicing next screen, then splice.
2. method according to claim 1, is characterized in that, also comprises:
Receive the selection sequence instruction of user's transmission, obtain video ES stream and described video ES stream is sorted according to described selection sequence instruction, then the ES stream of described sequence is spliced.
3. a digital television navigation method, is characterized in that, comprising:
Collection of server program;
Described program is changed into undersized TS stream;
Described TS stream is sent to digital TV terminal by network;
Digital TV terminal receives single-unit order TS stream, resolves described program TS stream and obtains video ES stream and audio ES stream;
Described digital TV terminal banishes described audio ES into buffer memory, and multiple described video ES stream is spliced into after a video ES stream;
Described digital TV terminal takes out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice and flows corresponding audio ES stream from buffer memory, described audio ES stream and described splicing video ES stream are packaged into a TS stream, send to MPEG hardware decoder;
Describedly multiple video ES stream be spliced into a video ES stream comprise:
The video ES stream of a screen is only spelled in each splicing, when receive that user sends turn over screen instruction time, obtain the needed video ES stream of splicing next screen, then splice.
4. method according to claim 3, is characterized in that, the program collecting is changed into little TS stream and comprise:
The program that resolution server gathers, obtains video TS stream and audio TS stream, described audio TS stream is decoded into the audio ES stream of low code check; Described video TS stream is decoded into and meets mpeg standard storage format YC color coding yuv data, then by described yuv data down-sampling, yuv data after down-sampling is encoded into video ES stream, more described video ES stream and audio ES are flowed through multiplexing synthetic single-unit order TS stream and by network, described single-unit order TS stream sent to digital TV terminal.
5. a digital television navigation device, is characterized in that, comprising:
Receiver module, flows for program receiving TS;
Parsing module, obtains video ES stream and audio ES stream for resolving described program TS stream, and described audio ES is banished into buffer memory, and described video ES stream sends to concatenation module;
Concatenation module, the video ES stream sending for receiving parsing module, sends to TS packetization module after will multiple described ES video stream splicings becoming a video ES to flow;
TS packetization module, be used for receiving described splicing video ES stream, from buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice again and flow corresponding audio ES stream, again described audio ES stream and described splicing video ES stream are packaged into a TS stream, send to MPEG hardware decoder;
Control module, turns over screen instruction for what receive user input, obtains the needed video ES stream of splicing next screen, then the video ES stream obtaining is sent to concatenation module.
6. device according to claim 5, is characterized in that, control module, also for:
Receive the selection sequence instruction of user's transmission, obtain video ES stream and described video ES stream is sorted according to described selection sequence instruction, then the ES stream of described sequence is sent to concatenation module.
7. a digital television navigation system, is characterized in that, comprising:
Server, for gathering program, changes into the program collecting little TS stream and sends to digital TV terminal by network;
Digital TV terminal, for program receiving TS stream, resolves described program TS stream and obtains video ES stream and audio ES stream, and described audio ES is banished into buffer memory, and multiple described video ES stream is spliced into after a video ES stream; From buffer memory, take out according to the position of focus mosaic unit lattice the video ES playing with focus mosaic unit lattice and flow corresponding audio ES stream, described audio ES stream and described splicing video ES stream are packaged into a TS stream, send to MPEG hardware decoder; Describedly multiple video ES stream be spliced into a video ES stream comprise: the video ES stream of a screen is only spelled in each splicing, when receive that user sends turn over screen instruction time, obtain the needed video ES stream of splicing next screen, then splice.
8. system according to claim 7, is characterized in that, described server comprises:
The first module, for resolving the program of collection, obtains video TS stream and audio TS stream;
The second module, for being decoded into described audio TS stream the audio ES stream of low code check;
The 3rd module, for described video TS stream is decoded into and meets mpeg standard storage format yuv data, then by described yuv data down-sampling, then is encoded into video ES stream by the yuv data after down-sampling;
Four module, for synthesizing described video ES stream and described audio ES stream a single-unit order TS stream and by network, described single-unit order TS stream sent to digital TV terminal through multiplexing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010115532.1A CN101778287B (en) | 2010-02-11 | 2010-02-11 | Digital television navigation method, system and device |
| HK10110446.7A HK1143920A1 (en) | 2010-02-11 | 2010-11-10 | Method, system and apparatus for digital tv navigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010115532.1A CN101778287B (en) | 2010-02-11 | 2010-02-11 | Digital television navigation method, system and device |
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| CN101778287A CN101778287A (en) | 2010-07-14 |
| CN101778287B true CN101778287B (en) | 2014-10-01 |
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| CN201010115532.1A Active CN101778287B (en) | 2010-02-11 | 2010-02-11 | Digital television navigation method, system and device |
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| HK (1) | HK1143920A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102447949A (en) * | 2011-08-24 | 2012-05-09 | 上海文广科技（集团）有限公司 | High efficient frame-accurate TS stream splicing method |
| CN106537930B (en) * | 2015-02-12 | 2019-09-13 | 华为技术有限公司 | It is a kind of for implementing the client of media stream business rendering method |
| TWI558190B (en) * | 2015-04-20 | 2016-11-11 | 黃國訓 | A television channel categorizing system |
| CN106131666A (en) * | 2016-07-18 | 2016-11-16 | 杭州当虹科技有限公司 | A kind of set-top box video navigation system based on many tracks Video Composition technology |
| CN107493516A (en) * | 2017-09-25 | 2017-12-19 | 深圳市茁壮网络股份有限公司 | A kind of mosaic video navigation page synthetic method and device |
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| CN101778287A (en) | 2010-07-14 |
| HK1143920A1 (en) | 2011-01-14 |
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