CN101483766A - Previewing method, apparatus and mobile terminal for mobile television - Google Patents

Previewing method, apparatus and mobile terminal for mobile television Download PDF

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Publication number
CN101483766A
CN101483766A CNA2008102421033A CN200810242103A CN101483766A CN 101483766 A CN101483766 A CN 101483766A CN A2008102421033 A CNA2008102421033 A CN A2008102421033A CN 200810242103 A CN200810242103 A CN 200810242103A CN 101483766 A CN101483766 A CN 101483766A
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video
module
mobile
control module
frame
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CN101483766B (en
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朱永利
高炜
邓雄书
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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Yulong Computer Telecommunication Scientific Shenzhen Co Ltd
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Abstract

This invention provides a mobile television preview device, comprising at least two view processing modules, an output controlling module, a video displaying module and a receive controlling module. This invention also provides a mobile terminal including mobile television preview device. This invention also provides a mobile television preview method. With application of this invention, time for switching between two services can be eliminated to shorten selecting process in order to bring television service preview convenience upon user interests; via combining current programs of all mobile television services into one video stream simultaneously to be presented to user as transparencies with massive and direct information amount in continuous loop, this invention can provide user with direct and conveniently selectable mobile television programs.

Description

A kind of mobile TV method for previewing, device portable terminal
Technical field
The present invention relates to the mobile TV application, relate in particular to a kind of mobile TV method for previewing, device and portable terminal.
Background technology
Along with expanding economy, development of technology, mobile digital TV from the concept development to the application, has enriched people's life.The characteristics of mobile digital TV maximum are when being in mobile status, still can keep the stable and clear of TV signal, make spectators can be in mobile status easy to do TV reception.Many mobile digital TV terminals are arranged at present on the market, can watch several mobile digital TV programs, made things convenient for people to obtain up-to-date information whenever and wherever possible.
In recent years, China mobile multi-media broadcasting technology and standard evolution were rapid, for example Chinese present " CMMB "---Mobile Multimedia Broadcasting standard (China Mobile MultimediaBroadcasting).Mobile Multimedia Broadcasting adopts the timeslice burst mode to send MBMS service for reducing power consumption of terminal, and promptly each mobile TV service independently transmits in the time at one.The usually corresponding mobile television channel of mobile TV service.Prior art is issued to terminal by business guide with the picture of static state and the literal of introducing of programme content, for user's preview.Because these pictures, Word message amount are very little, can not reflect the content of current program intuitively, in real time, user experience is not good.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of method, device and portable terminal of efficient preview TV program, make things convenient for user's preview to contain much information, abundant in content TV program.
For solving the problems of the technologies described above, the technical scheme that the present invention takes provides a kind of mobile TV pre-viewing device, comprising:
At least two video processing modules be respectively applied for the broadcast data that receives a mobile TV service, and the described mobile TV broadcast data that will receive separately convert frame of video and buffer memory to;
The frame of video that output control module is used to control at least one described video processing module institute buffer memory outputs to described video display module;
Video display module is used to show the frame of video of described output control module control output;
Receive control module and be used to control the broadcast data that described video processing module receives another mobile TV service.
Further, described video processing module comprises receiving element, decoding unit and buffer unit;
Described receiving element is used to receive the broadcast data of described mobile TV service;
Described decoding unit is used for the broadcast data decoding of mobile TV service that described receiving element is received and converts frame of video to;
Described buffer unit is used to store the frame of video of described decoding unit conversion.
Further, comprise locking module, be used for sending the output locking signal and sending the reception locking signal to described reception control module to described output control module;
The video processing module that described output locking signal is used to indicate output control module to control current output video frame continues output;
Described reception locking signal is used to indicate the reception control module to control the broadcast data that described video processing module continues to receive current mobile TV service.
The preview time is provided with module, is used for sending the preview time signal to described output control module, and described preview time signal is used to indicate described output control module to control at least one described video processing module output video frame.
Module is set transit time, be used for sending signal transit time to described output control module, signal was used to control described output control module and the frame of video of at least two video processing module buffer memorys is handled was combined into a frame of video and outputs to video display module described transit time.
The present invention also provides a kind of portable terminal that comprises the mobile TV pre-viewing device.
The present invention also provides a kind of mobile TV method for previewing, it is characterized in that: comprise the steps:
At least two video processing modules receive the broadcast data of a mobile TV service separately, and the broadcast data of received mobile TV service converts frame of video and buffer memory to separately;
The frame of video that output control module is controlled at least one described video processing module buffer memory outputs to video display module;
Video display module shows the frame of video of described output control module control output;
Receive control module and control the broadcast data that described video processing module receives another mobile TV service.
Further, comprise one of output locking process and reception locking process at least; Wherein, described output locking process comprises the steps:
Locking module is sent the output locking signal to output control module;
The video processing module that output control module is controlled current output video frame according to described output locking signal continues output;
Described reception locking process comprises the steps:
Locking module is sent the reception locking signal to receiving control module;
Receive control module continues to receive current mobile TV service according to described reception locking signal control of video processing module broadcast data.
Further, the output control module frame of video of controlling at least one described video processing module buffer memory outputs to video display module and carries out as follows:
The preview time is provided with module and sends the preview time signal to output control module;
Output control module is according to described preview time signal control of video processing module output video frame.
Further, also comprise following processing:
Module is set transit time sends signal transit time to described output control module;
Output control module according to described transit time signal the frame of video of at least two video processing module buffer memorys handled outputed to video display module after being combined into a frame of video.
The present invention has two video processing modules at least, can receive at least two different mobile TV service data simultaneously, the data transaction that receives is become frame of video and buffer memory, and control at least one video processing module by output control module the frame of video of buffer memory is transferred to video display module.Video display module is presented to the user with the frame of video that receives.Receive control module control of video processing module and receive another mobile TV service data.So just there are at least two video processing modules to receive different mobile TV service broadcast datas in turn, output to video display module more in turn, move in circles, user's switching channels back and forth just can obtain the current play content of all mobile TV services, saved the time of switching between two mobile TV services.
Locking module of the present invention makes the user when browsing mobile TV service, can select programs of interest at any time, and be locked, and is convenient to watch.The preview time is provided with the preview time that module can be set each mobile TV service, and the user can like the length of regulating the preview time according to self.Module is set transit time can sets the time of transition between two mobile TV services, what video display module was presented to the user in transit time is the content of at least two mobile TV services, mobile TV service slowly withdraws from the preceding, after mobile TV service slowly occur.The present invention is equivalent to be spliced into a new video flowing the program of all mobile TVs is unremitting, and is abundant in content as dynamically presenting to the user as the lantern slide, is convenient to the user and selects programs of interest.
Description of drawings
Fig. 1 is a preferred embodiment for the present invention mobile TV pre-viewing device structured flowchart.
Fig. 2 is a preview scheme schematic diagram in the preferred embodiment for the present invention.
Fig. 3 is a transition stage schematic diagram in the preferred embodiment for the present invention.
Embodiment
Contrast accompanying drawing and the present invention is further elaborated below in conjunction with embodiment.
Fig. 1 is a preferred embodiment for the present invention mobile TV pre-viewing device structured flowchart.Preferred embodiment for the present invention mobile TV pre-viewing device is an example so that two video processing modules to be arranged, but is not limited to have only two video processing modules.For describe just, these two video processing modules are called first video processing module and second video processing module, two modules are worked simultaneously, handle the broadcast data of different mobile TV services (being designated hereinafter simply as " business ") respectively.
First video processing module comprises receiving element, decoding unit and buffer unit.Receiving element receives professional 1 broadcast data, and decoding unit is decoded professional 1 broadcast data and converted frame of video and buffer memory to.Second video processing module running background this moment.Second video processing module comprises receiving element, decoding unit and buffer unit equally.The receiving element of second video processing module receives professional 2 broadcast data, and decoding unit is decoded professional 2 broadcast data and converted frame of video to, and buffer unit is with the frame of video temporary cache of business 2.The preview time of each mobile TV service is provided with module settings by the preview time, and output control module is according to the frame of video of preview time control first or second video processing module to video display module output mobile TV service.
At first output control module is controlled first video processing module professional 1 frame of video is transferred to video display module, the video image of video display module display business 1.After professional 1 preview time exhausts, output control module will be controlled second video processing module and will the frame of video of the business 2 of buffer memory export to video display module in this module buffer unit.The video display module video image displayed is slowly carried out from professional 1 to professional 2 transition, and the time of transition includes but not limited to be provided with transit time module and sets according to the preview time.In transit time, output control module is controlled the frame of video of first video processing module to video display module outgoing traffic 1, second video processing module is to the frame of video of video display module outgoing traffic 2, and the frame of video of two video processing modules handled is spliced into a frame of video and outputs to video display module.What video display module showed in transit time is business 1 and professional 2 video images that are spliced.Professional 1 video image slowly withdraws from and professional 2 video image slowly occurs.When the transition time exhausted, output control module was only controlled the frame of video of second video processing module to video display module outgoing traffic 2, the video image that has only business 2 that video display module shows.At this moment, receive control module and will control the broadcast data that first video processing module begins to receive business 3.Receive control module and comprise that being not limited to control when exhaust transit time video processing module begins to receive the broadcast data of new business, or begin to receive the broadcast data of new business according to the cache-time control of video processing module of buffer unit.
After professional 2 preview time exhausts, video display module slowly carries out the transition to professional 3 with video image displayed from professional 2, up to the video image of a video display module display business 3, at this moment, receive control module and will control the broadcast data that second receiver module begins to receive business 4.After last professional preview finishes, then carry out the transition to professional 1 beginning preview again.
During the locking mobile TV service, locking module is sent the output locking signal to output control module, sends the reception locking signal to receiving control module simultaneously; The video processing module that output locking signal indication output control module is controlled current output video frame continues output; Receive locking signal and be used to indicate the broadcast data that receives the current mobile TV service of control module control of video processing module continuation reception.Like this, video display module just shows the content of current mobile TV service always.
For convenience of explanation, the portable terminal of the preferred embodiment for the present invention is an example with the mobile phone, should be appreciated that portable terminal of the present invention, is not limited to mobile phone, also can comprise other portable terminals such as PDA.
The concrete workflow of mobile phone CMMB previewing programs is:
The mobile phone CMMB receiving chip adopts the binary channels scheme: two data passages can be opened simultaneously, the broadcast singal of the different mobile TV services of each passage receiving demodulation.
A1. start the mobile digital TV player.
A2. open two threads, each thread is opened a data passage.Thread 1 receives professional 1 broadcast data, and after the decoding, device is presented to the user with content by televising; Thread 2 running backgrounds receive professional 2 broadcast data, decoding back buffer memory.
A3. the user each professional preview time can be set is n second.After professional 1 preview time exhausts, the screen rendering content will slowly carry out the transition to professional 2.In stage transit time, screen picture is spliced by former and later two professional frame of video, existing professional 1 the image of screen display content has professional 2 image again, two edge of image partly are engaged togather, and slowly move, the image until professional 1 withdraws from screen fully and professional 2 content occupies whole screen fully.After exhausting transit time, the user is the program image of intactly preview business 2 then.The image that this moment, screen was play is the data of the business 2 of thread 2 receptions and decoding; 1 of thread begins to receive professional 3 broadcast data, decoding and buffer memory.
A4. after professional 2 preview time exhausts, then slowly transit to professionally 3, the image up to professional 3 occupies whole screen.At this moment, thread 2 begins to receive professional 4 broadcast data.
A5. after last professional preview finishes, then carry out the transition to professional 1 beginning preview again.
A6. repeat above process, preview certain when professional, the user double-clicks that screen then represents to have chosen should business.
First video processing module in the preferred embodiment for the present invention, second video processing module, reception control module, output control module, locking module, preview time are provided with module and module are set transit time and can concentrate realization, the also mode that can adopt each module to realize respectively by the such individual unit of mobile phone CMMB receiving chip.Thread 1 and thread 2 and two data passages realizations that first video processing module and second video processing module are opened by the CMMB receiving chip.Thread 1 and corresponding data channel thereof realize the function of receiving element, decoding unit and the buffer unit of first video processing module, and thread 2 and corresponding data channel thereof realize the function of receiving element, decoding unit and the buffer unit of second video processing module.Video display module is play device by Digital Television and is realized.The preview time of preferred embodiment for the present invention mobile TV service includes but not limited to that the user is according to self hobby setting or default time.Include but not limited to that variation according to the preview time changes transit time or one regular time section.
The preferred embodiment for the present invention is equivalent to all professional programme contents are spliced into a new video flowing without interruption, as dynamically presenting to the user as the lantern slide.All professional contents all slowly present on screen, present abundant previewing programs content to the user, contain much information and intuitively, and vivid content of reacting current program has been saved again the time of switching between two business simultaneously.When the programme content of a business of user's preview, next professional broadcast data has begun to be received, and therefore, being what dedicate the user to all is all professional current programme contents, be convenient to the user and obtain up-to-date information in real time, thereby select most interested program.
Fig. 2 is a preferred embodiment for the present invention preview scheme schematic diagram.Preferred embodiment for the present invention preview scheme is with professional 1, professional 2, the professional 3 image loop play up to all professional current programs of professional n, be successively and dedicate the user to, the user can cut platform back and forth just can obtain the visual information of all professional current broadcasts, thereby makes things convenient for the user to select then interested content.Preview content contains much information, and preview image is vivid in real time, makes the user that the favorable experience sensation be arranged.
Fig. 3 is a preferred embodiment for the present invention transition stage schematic diagram.Carrying out the transition to professional 2 with professional 1 is example, and screen picture is slow transition by professional 1 to professional 2 conversion.In stage transit time, when professional 1 preview time exhausted, professional 2 picture material appeared on the screen beginning.That is to say that in transition stage, existing professional 1 the image of the content that presents on the screen professional 2 image is also arranged, and the image border part of two business is engaged togather.Convergence part branch slowly moves to an end that withdraws from screen along with professional 1 from an end that occurs on screen, up to complete obiteration, the image of this moment professional 2 will occupy whole screen.After exhausting transit time, the user is with regard to the programme content of complete preview to business 2.Thereafter the preview of other business tines also all presents by this way: in stage transit time, be engaged togather at the image of preceding business with in the professional image border part in back, and being connected part can be along with slowly moving to an end that withdraws from preceding business from an end that occurs, up to occupying whole screen fully at the professional image in back on screen.
The image of the different business that the preferred embodiment for the present invention was play in transit time include but not limited to two professional images continuously every be engaged togather, situation such as two professional images have certain intervals to be engaged togather, overlap in two professional image borders.The browsing mode of transition stage is equivalent to be spliced into a new video flowing all professional programme contents are unremitting, presents to the user dynamically as lantern slide.The user can enjoy the coherent smooth video pictures of a picture material, both can preview arrive abundant programme content, can experience good visual enjoyment again.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.

Claims (10)

1. mobile TV pre-viewing device is characterized in that: comprising:
At least two video processing modules are respectively applied for the broadcast data that receives a mobile TV service,
And the mobile TV broadcast data that will receive separately converts frame of video and buffer memory to;
Output control module, the frame of video that is used to control at least one described video processing module institute buffer memory outputs to described video display module;
Video display module is used to the frame of video that shows that described output control module control is exported;
Receive control module, be used to control the broadcast data that described video processing module receives another mobile TV service.
2. mobile TV pre-viewing device according to claim 1 is characterized in that:
Described video processing module comprises receiving element, decoding unit and buffer unit;
Described receiving element is used to receive the broadcast data of described mobile TV service;
Described decoding unit is used for the broadcast data decoding of mobile TV service that described receiving element is received and converts frame of video to;
Described buffer unit is used to store the frame of video that described decoding unit is changed.
3. mobile TV pre-viewing device according to claim 2 is characterized in that:
Comprise locking module, be used for sending the output locking signal and sending the reception locking signal to described reception control module to described output control module;
The video processing module that described output locking signal is used to indicate output control module to control current output video frame continues output;
Described reception locking signal is used to indicate the reception control module to control the broadcast data that described video processing module continues to receive current mobile TV service.
4. mobile TV pre-viewing device according to claim 3 is characterized in that:
Comprise that the preview time is provided with module, be used for sending the preview time signal that described preview time signal is used to indicate described output control module to control at least one described video processing module output video frame to described output control module.
5. mobile TV pre-viewing device according to claim 4 is characterized in that:
Comprise module is set transit time, be used for sending signal transit time to described output control module, signal was used to control described output control module and the frame of video of at least two video processing module buffer memorys is handled was combined into a frame of video and outputs to video display module described transit time.
6. a portable terminal is characterized in that: comprise the mobile TV pre-viewing device that claim 1 to 5 is any.
7. a mobile TV method for previewing is characterized in that: comprise the steps:
At least two video processing modules receive the broadcast data of a mobile TV service separately, and the broadcast data of received mobile TV service converts frame of video and buffer memory to separately;
The frame of video that output control module is controlled at least one described video processing module buffer memory outputs to video display module;
Video display module shows the frame of video of described output control module control output;
Receive control module and control the broadcast data that described video processing module receives another mobile TV service.
8. mobile TV method for previewing according to claim 7 is characterized in that: also comprise the output locking process at least and receive one of locking process; Wherein, described output locking process comprises the steps:
Locking module is sent the output locking signal to output control module;
The video processing module that output control module is controlled current output video frame according to described output locking signal continues output;
Described reception locking process comprises the steps:
Locking module is sent the reception locking signal to receiving control module;
Receive control module continues to receive current mobile TV service according to described reception locking signal control of video processing module broadcast data.
9. according to claim 7 or 8 described mobile TV method for previewing, it is characterized in that: the frame of video that output control module is controlled at least one described video processing module buffer memory outputs to video display module and carries out as follows:
The preview time is provided with module and sends the preview time signal to output control module;
Output control module is according to described preview time signal control of video processing module output video frame.
10. mobile TV method for previewing according to claim 9 is characterized in that: also comprise following processing:
Module is set transit time sends signal transit time to described output control module;
Output control module according to described transit time signal the frame of video of at least two video processing module buffer memorys handled outputed to video display module after being combined into a frame of video.
CN2008102421033A 2008-12-31 2008-12-31 Previewing method, apparatus and mobile terminal for mobile television Active CN101483766B (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102572421A (en) * 2010-12-31 2012-07-11 福建星网视易信息系统有限公司 Rapid double-line decoding switching method based on song preview application
CN103024567A (en) * 2012-12-06 2013-04-03 广东欧珀移动通信有限公司 Method and system for video preview of mobile terminal
CN103108236A (en) * 2011-11-15 2013-05-15 中兴通讯股份有限公司 Method for previewing and playing of mobile television (TV) programs and corresponding system
CN103124373A (en) * 2011-11-18 2013-05-29 康佳集团股份有限公司 Network television and program previewing method thereof
CN103257801A (en) * 2012-02-15 2013-08-21 宇龙计算机通信科技(深圳)有限公司 Mobile terminal and implementation method of same for displaying picture
CN103124373B (en) * 2011-11-18 2016-12-14 康佳集团股份有限公司 A kind of Web TV and method for previewing programs thereof
CN106998493A (en) * 2017-04-25 2017-08-01 合信息技术(北京)有限公司 The method for previewing and device of video

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102572421A (en) * 2010-12-31 2012-07-11 福建星网视易信息系统有限公司 Rapid double-line decoding switching method based on song preview application
CN102572421B (en) * 2010-12-31 2014-03-26 福建星网视易信息系统有限公司 Rapid double-line decoding switching method based on song preview application
CN103108236A (en) * 2011-11-15 2013-05-15 中兴通讯股份有限公司 Method for previewing and playing of mobile television (TV) programs and corresponding system
WO2013071666A1 (en) * 2011-11-15 2013-05-23 中兴通讯股份有限公司 Method and corresponding system for previewing and playing mobile tv program
CN103124373A (en) * 2011-11-18 2013-05-29 康佳集团股份有限公司 Network television and program previewing method thereof
CN103124373B (en) * 2011-11-18 2016-12-14 康佳集团股份有限公司 A kind of Web TV and method for previewing programs thereof
CN103257801A (en) * 2012-02-15 2013-08-21 宇龙计算机通信科技(深圳)有限公司 Mobile terminal and implementation method of same for displaying picture
CN103024567A (en) * 2012-12-06 2013-04-03 广东欧珀移动通信有限公司 Method and system for video preview of mobile terminal
CN106998493A (en) * 2017-04-25 2017-08-01 合信息技术(北京)有限公司 The method for previewing and device of video
CN106998493B (en) * 2017-04-25 2020-07-14 阿里巴巴(中国)有限公司 Video previewing method and device

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