CN102377964A - Method and apparatus for picture-in-picture realization in television and corresponded television set - Google Patents
Method and apparatus for picture-in-picture realization in television and corresponded television set Download PDFInfo
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Abstract
The invention provides a method for picture-in-picture realization in a television. According to the invention, according to a main picture subpicture selection instruction emitted by a user, corresponded picture sources are selected from storage equipment and are respectively utilized as a main picture source and a subpicture source; according to a preset picture source interception frequency, a plurality of video frame pictures of the main picture source and the subpicture source are respectively intercepted; on the basis of a preset intercepted picture play frequency, the plurality of intercepted video frame pictures of the main picture source are successively played at a main window on a display screen; and simultaneously, the plurality of intercepted video frame pictures of the subpicture source are successively played at a subwindow. Correspondingly, the invention also provides an apparatus for picture-in-picture realization in a television and a corresponded television set. According to the method, a user can rapidly browse different picture source contents to select whether playing is carried out, so that user satisfaction can be effectively improved; moreover, after a playing picture source is selected by the user, a tuner is used for playing the picture source selected by the user and it is no need to increase the number of the tuner, so that it is beneficial to reduce television set costs.
Description
Technical field
The present invention relates to TV domain, relate in particular to the method, device and the corresponding TV that realize picture-in-picture in a kind of TV.
Background technology
Picture-in-picture is meant and on screen, shows two programs simultaneously that traditional tv realizes that the method for picture-in-picture is two tuners to be set, promptly main tuner and secondary tuner in the TV hardware system; Said tuner is commonly called as tuner; Be the first of television high frequency signal public passage, be used for faint vision signal is amplified, and handle transmitting anamorphose and the interference that instability causes; A tuner can only be handled one tunnel vision signal successively; Therefore have only through two tuners reception two paths of signals and could realize picture-in-picture function, so will realize picture-in-picture function in the prior art, need to change the hardware system of existing television set; Increase the number of tuner, be unfavorable for reducing the television set cost.
Summary of the invention
Embodiment of the invention technical problem to be solved is; The method, device and the corresponding TV that realize picture-in-picture in a kind of TV are provided, on the basis of existing television set, realize picture-in-picture function through playing according to the pairing frame of video sectional drawing of different film source different time points of certain film source intercepting frequency institute intercepting; Whether the user can select to play through the different sheet source contents of the method fast browsing; Can effectively improve user satisfaction, and after the selected broadcast of user film source, use a tuner to play the video film source that the user selects; Need not increase the quantity of tuner, help reducing down the television set cost.
In order to solve the problems of the technologies described above, the embodiment of the invention provides the method that realizes picture-in-picture in a kind of TV, comprising:
According to boss's picture and selecting instruction that the user sends, from memory device, select corresponding film source respectively as key frame film source and sprite film source;
According to preset film source intercepting frequency difference said key frame film source of intercepting and many frame of video pictures of sprite film source;
Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
Wherein, said method also comprises:
The film source intercepting frequency of the frame of video picture of preset respectively said key frame film source of intercepting and sprite film source;
The sectional drawing of the key frame film source of the said intercepting of preset respectively broadcast and the frame of video picture of sprite film source is play frequency.
Wherein, the preset sectional drawing of said basis was play frequency before the frame of video picture of the key frame film source of playing said intercepting on the display screen with the form of picture-in-picture simultaneously and sprite film source, also comprised:
Store many frame of video pictures of the key frame film source and the sprite film source of said intercepting, and whether judgement is accomplished to the intercepting of the frame of video picture of said key frame film source and sprite film source;
When judged result when being; Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
Wherein, play frequency at the preset sectional drawing of said basis and on display screen, play simultaneously in the process of frame of video picture of key frame film source and sprite film source of said intercepting, also comprise with the form of picture-in-picture:
Receive the selected play instruction that the user sends;
According to said selected play instruction, use a tuner to play key frame film source or sprite film source that the user selectes.
Accordingly, the embodiment of the invention provides the device of realizing picture-in-picture in a kind of TV, comprising:
Parameter is provided with module, is used for film source intercepting frequency and the sectional drawing broadcast frequency of the frame of video picture of the key frame film source of playing said intercepting and sprite film source of the frame of video picture of preset said key frame film source of intercepting and sprite film source;
Boss's picture and selecting module, the boss's picture and selecting that is used for sending according to the user is instructed, and from memory device, selects corresponding film source respectively as key frame film source and sprite film source;
The sectional drawing module is provided with module with said parameter respectively and links to each other with said boss's picture and selecting module, is used for according to said parameter preset film source intercepting frequency difference said key frame film source of intercepting of module and many frame of video pictures of sprite film source being set;
The picture-in-picture display module; With said parameter module being set respectively links to each other with said sectional drawing module; Be used for playing many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
Wherein, said sectional drawing module comprises:
The sectional drawing performance element is used for according to said parameter preset film source intercepting frequency difference said key frame film source of intercepting of module and many frame of video pictures of sprite film source being set;
Buffer unit links to each other with said sectional drawing performance element, is used for the key frame film source of the said sectional drawing performance element of buffer memory institute intercepting and many frame of video pictures of sprite film source.
Wherein, said sectional drawing module also comprises:
Judge module links to each other with said buffer unit, is used to judge whether the intercepting of the frame of video picture of said key frame film source and sprite film source is accomplished;
Said picture-in-picture display module links to each other with said judge module in the said sectional drawing module; The judged result that is used for drawing when said judge module is when being; Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
Wherein, said device also comprises: select module, be used to receive the selected play instruction that the user sends, and use a tuner to play key frame film source or sprite film source that the user selectes according to said selected play instruction.
Accordingly, the embodiment of the invention provides a kind of television set, and said television set comprises the device of realizing picture-in-picture in the aforesaid TV.
Embodiment of the present invention embodiment according to boss's picture and selecting instruction that the user sends, selects corresponding film source respectively as key frame film source and sprite film source from memory device; According to the preset film source intercepting frequency difference said key frame film source of intercepting and the frame of video picture of sprite film source; Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing; Subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously; Whether the user can select to play through the different sheet source contents of the method fast browsing; Can effectively improve user satisfaction, and after the selected broadcast of user film source, use a tuner to play the video film source that the user selects; Need not increase the quantity of tuner, help reducing down the television set cost.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a flow chart of realizing the method for picture-in-picture in the embodiment of the invention in a kind of TV;
Fig. 2 is another flow chart of realizing the method for picture-in-picture in the embodiment of the invention in a kind of TV;
Fig. 3 is a structural representation of realizing the device of picture-in-picture in the embodiment of the invention in a kind of TV;
Fig. 4 is a kind of structural representation of sectional drawing module among Fig. 3;
Fig. 5 is the television structure sketch map in the embodiment of the invention.
Embodiment
The embodiment of the invention provides method, device and the corresponding TV that realizes picture-in-picture in a kind of TV; On the basis of existing television set; Realize picture-in-picture function through playing according to the pairing frame of video sectional drawing of different film source different time points of certain film source intercepting frequency institute intercepting, whether the user can select to play through the different sheet source contents of the method fast browsing, can effectively improve user satisfaction; And after the selected broadcast of user film source; Use a tuner to play the video film source that the user selects, need not increase the quantity of tuner, help reducing down the television set cost.
Specify embodiments of the invention below in conjunction with accompanying drawing.
Referring to Fig. 1, realize the flow chart of the method for picture-in-picture in the embodiment of the invention in a kind of TV, comprise the steps:
S101: the boss's picture and selecting according to the user sends is instructed; From memory device, select corresponding film source respectively as key frame film source and sprite film source; Said memory device can be extraneous memory device; In said memory device, store a large amount of film sources, the user through TV performance-choosing and broadcasting system to external world the film source in the memory device carry out program request.
S102: according to preset film source intercepting frequency difference said key frame film source of intercepting and many frame of video pictures of sprite film source.Wherein, Said preset film source intercepting frequency can be the television manufacturer default setting; Also can be that the user is provided with through the TV human-computer interaction interface at the initial period of opening picture-in-picture function; As carry out self-defined setting with the mode that accesses setup menu or other modes, the film source intercepting frequency of said key frame film source and sprite film source can be set to identical, also can be set to difference.
S103: play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.Simultaneously playing with the form of main window and subwindow that a plurality of pictures can become is the broadcast of picture-in-picture form.It can be the television manufacturer default setting equally that said preset sectional drawing is play frequency; Also can be that the user carries out self-defined setting at the initial period of opening picture-in-picture function; The sectional drawing broadcast frequency of said key frame film source frame of video picture and the frame of video picture sectional drawing broadcast frequency of sprite film source can be set to identical, also can be set to difference.
In embodiments of the present invention; Subwindow can be a plurality of windows; Therefore selected sprite film source also can be for a plurality of in step S101; Playing many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing; When simultaneously the subwindow on display screen was play many frame of video pictures of sprite film source of said intercepting successively, a sub-windows was only play many frame of video pictures of institute's intercepting from a selected sprite film source.If be played to last picture during displaying video frame picture, then accent begins to play again.On display screen, play simultaneously in the process of frame of video picture of key frame film source and sprite film source of said intercepting with main window and subwindow; If the user is interested in certain film source, can play through selected certain film source of the selected play instruction that remote controller sends; If there is not the user's interest film source, then the user can carry out the picture-in-picture demonstration as boss's film source through reselecting other film sources, to realize the purpose of the different sheet source contents of fast browsing.
Introduced a kind execution mode realizing the method for picture-in-picture among the present invention in the TV above, step S102 and S103 can carry out simultaneously in the present embodiment, also can carry out step by step.When carrying out synchronously; One side intercepting frame of video picture from boss's film source of choosing; On display screen, play on one side the frame of video picture of the key frame film source and the sprite film source of said intercepting simultaneously with the form of main window and subwindow; Certain this mode needs the television set hardware system to support, and is higher to the television set requirements for hardware.Under regular situation; The television set hardware system does not reach in the time of carrying out step S102 and S103 simultaneously, and a buffer unit can be set, and stores many frame of video pictures of the key frame film source and the sprite film source of said intercepting; After treating the intercepting action of the frame of video picture of said key frame film source and sprite film source accomplished; Carry out step S103 again, play the effect of a buffering, can better carry out picture-in-picture and show.Introduce the another kind of execution mode of the embodiment of the invention below in conjunction with Fig. 2, be provided with above-mentioned buffer unit in this execution mode.
Referring to Fig. 2, realize another flow chart of the method for picture-in-picture in the embodiment of the invention in a kind of TV, comprising:
S201: in TV, start picture-in-picture function through human-computer interaction interface;
S202: film source intercepting frequency and the sectional drawing broadcast frequency of the frame of video picture of the key frame film source of playing said intercepting and sprite film source that the frame of video picture of said key frame film source of intercepting and sprite film source is set; Wherein the film source intercepting frequency of key frame film source and sprite film source can be set to identical; Also can be set to difference; The sectional drawing broadcast frequency of same key frame film source frame of video picture and the frame of video picture sectional drawing broadcast frequency of sprite film source can be set to identical, also can be set to difference.All do not carry out when this step does not need to open picture-in-picture function at every turn, select to set, can save as later operating parameter after the setting once according to user's needs.
S203: the user selects corresponding film source respectively as key frame film source and sprite film source from extraneous memory device;
S204: according to preset film source intercepting frequency difference said key frame film source of intercepting and many frame of video pictures of sprite film source; The film source intercepting frequency that is provided with like the user be per 1 second sectional drawing once, then can distinguish intercepting key frame film source and sprite film source 0 second, 1 second, 2 seconds, 3 seconds ... the time many frame of video pictures;
S205: with many frame of video picture-storage of the key frame film source of step S204 institute intercepting and sprite film source in buffer unit;
S206: whether judgement is accomplished the intercepting of the frame of video picture of said key frame film source and said sprite film source, then gets into step S207 if accomplish, if having to accomplish the intercepting of then proceeding the frame of video picture, accomplishes up to intercepting;
S207: after judging sectional drawing among the S206 and accomplishing, play frequency is play the key frame film source and the sprite film source of said intercepting simultaneously with the form of main window and subwindow on display screen frame of video picture according to preset sectional drawing;
S208: when the key frame in the picture-in-picture picture that the user shows on to current screen or sprite are interested, selected one of them play.If the user loses interest in to key frame or sprite in the picture-in-picture picture that shows on the current screen, then can turn back to that step S203 leads, the reselecting of sprite film source through respective menu.
For example; Boss's picture and selecting instruction that the user sends through remote controller; From extraneous memory device, selecting " talk on the journey to west .rmvb " is the key frame film source; " lightning dog .avi " is the sprite film source, if the key frame film source that the user sets in parameter setting module and the film source intercepting frequency of sprite film source are per 1 second sectional drawing once, the sectional drawing of the key frame film source of the said intercepting of setting and the frame of video picture of sprite film source is play frequency and is per 0.5 second broadcast one frame picture.Then after the user chooses master, sprite film source; Respectively intercepting key frame film source " talk on the journey to west .rmvb " and sprite film source " lightning dog .avi " film source are 0 second, 1 second, 2 seconds, 3 seconds ... the time many frame of video pictures; And store in the buffer unit, boss's picture carries out the demonstration of the frame of video picture of boss's picture film source by the frequency that showed a frame in per 0.5 second simultaneously simultaneously with the form of main window and subwindow.If in this procedure for displaying, the user is interested in the talk on the journey to west, and then the user can send selected play instruction through remote controller and chooses " talk on the journey to west .rmvb " for using a tuner to play as film source; If the user all loses interest in to talk on the journey to west and lightning dog, can reselect other film sources and carry out the picture-in-picture demonstration, to realize the purpose of the different sheet source contents of fast browsing as master, sprite film source.
Utilize the method in the embodiment of the invention; Can realize picture-in-picture function through playing according to the pairing frame of video sectional drawing of different film source different time points of certain film source intercepting frequency institute intercepting; But make the content of the different film sources of user's fast browsing; To select own interested film source to play, can effectively improve user satisfaction.
Introduce the method that realizes picture-in-picture in the TV in the embodiment of the invention above, will combine Fig. 3, Fig. 4 to introduce the device of realizing picture-in-picture in the embodiment of the invention in the TV below.
Referring to Fig. 3, for realizing the structural representation of the device 1 of picture-in-picture in a kind of TV in the embodiment of the invention.The device that present embodiment provides comprises:
Parameter is provided with module 10; The film source intercepting frequency and the sectional drawing broadcast frequency of the frame of video picture of the key frame film source of playing said intercepting and sprite film source that are used for the frame of video picture of preset said key frame film source of intercepting and sprite film source; Wherein the film source intercepting frequency of key frame film source and sprite film source can be set to identical; Also can be set to difference; The sectional drawing broadcast frequency of same key frame film source frame of video picture and the frame of video picture sectional drawing broadcast frequency of sprite film source can be set to identical, also can be set to difference.Parameter is not provided with when parameter in the module 10 does not need to open picture-in-picture function at every turn all carries out, and can carry out selectivity according to user's needs and set, and the parameter that once sets can be used as later operating parameter after preserving.
Boss's picture and selecting module 11; The boss's picture and selecting that is used for sending according to the user is instructed; From memory device, select corresponding film source respectively as key frame film source and sprite film source; Wherein said memory device is that example describes with extraneous memory device in the present embodiment, contains a large amount of film sources at extraneous memory device internal memory, the user through TV performance-choosing and broadcasting system to external world the film source in the memory device carry out program request;
Sectional drawing module 12; With said parameter module 10 is set respectively and links to each other, be used for many frame of video pictures that module 10 preset film source intercepting frequencies are distinguished said key frame film source of intercepting and sprite film source being set according to said parameter with said boss's picture and selecting module 11;
Picture-in-picture display module 13; With said parameter module 10 being set respectively links to each other with said sectional drawing module 12; Be used for parameter module 10 preset sectional drawings being set and play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
Wherein, Said picture-in-picture display module 13 can be when said sectional drawing module 12 be carried out sectional drawing; On display screen, play the key frame film source of said sectional drawing module institute intercepting and the frame of video picture of sprite film source simultaneously with the form of main window and subwindow; Certain this mode needs the television set hardware system to support, and is higher to the television set requirements for hardware.In the ordinary course of things; When if the television set hardware system can not support that the picture-in-picture demonstration is carried out on above-mentioned sectional drawing limit, limit; A buffer unit can be set in sectional drawing module 12; Be used to store the frame of video picture of the key frame film source and the sprite film source of said intercepting; Treat the intercepting action of the frame of video picture of said key frame film source and sprite film source is accomplished a part or after sectional drawing is accomplished fully, carried out through picture-in-picture display module 13 and on display screen, play the key frame film source of 12 interceptings of said sectional drawing module and the frame of video picture of sprite film source simultaneously with the form of picture-in-picture, play the effect of a buffering; Can better carry out picture-in-picture and show, make picture smooth.
Referring to Fig. 4, a kind of structural representation for sectional drawing module 12 among Fig. 3 comprises:
Sectional drawing performance element 121 is used for according to said parameter the frame of video picture that module 10 preset film source intercepting frequencies are distinguished said key frame film source of intercepting and sprite film source being set;
Buffer unit 122 links to each other with said sectional drawing performance element 121, is used for the key frame film source of 121 interceptings of the said sectional drawing performance element of buffer memory and many frame of video pictures of sprite film source.Said picture-in-picture display module can directly link to each other with said buffer unit 122, according to said parameter preset sectional drawing is set in the module 10 and plays frequency is play 121 interceptings of said sectional drawing performance element of said buffer unit 122 stored simultaneously with the form of main window and subwindow on display screen key frame film source and many frame of video pictures of sprite film source.
In order to make screen when carrying out the picture-in-picture broadcast; The comparatively broadcast of smoothness; A judging unit 123 can also be set in said sectional drawing module 12; Link to each other with said buffer unit 122; Whether the intercepting that is used to judge the frame of video picture of said key frame film source and sprite film source is accomplished, and after judging the intercepting action and accomplishing, restarts said picture-in-picture display module 13 and on display screen, carries out with the form of picture-in-picture and play the key frame film source of said sectional drawing module institute intercepting and the frame of video picture of sprite film source simultaneously.
On display screen, play simultaneously in the process of frame of video picture of key frame film source and sprite film source of said intercepting with the form of main window and subwindow; If the user is interested in certain film source, can play through selected certain film source of the selected play instruction that remote controller sends; If there is not the user's interest film source, then the user can carry out the picture-in-picture demonstration as boss's film source through reselecting other film sources, to realize the purpose of the different sheet source contents of fast browsing.Therefore, said device can also comprise that is selected a module, is used to receive the selected play instruction that the user sends, and uses a tuner to play key frame film source or sprite film source that the user selectes according to said selected play instruction.
In addition; The embodiment of the invention also provides a kind of television set; As shown in Figure 5, said television set 2 comprises in the aforesaid TV device 1 of realizing picture-in-picture, during the television set of user in using present embodiment; Can at first open picture-in-picture function; Get into master, sprite film source selection window, from memory device, select corresponding film source respectively as key frame film source and sprite film source through remote controller, the device of the said realization picture-in-picture that TV is inner is according to preset film source intercepting frequency difference said key frame film source of intercepting and many frame of video pictures of sprite film source; Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing then, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.The user can select an own interested film source to play through the different sheet source contents of the method fast browsing.
Embodiment of the present invention embodiment according to boss's picture and selecting instruction that the user sends, selects corresponding film source respectively as key frame film source and sprite film source from memory device; According to preset film source intercepting frequency difference said key frame film source of intercepting and many frame of video pictures of sprite film source; Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing; Subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously; Whether the user can select to play through the different sheet source contents of the method fast browsing, can effectively improve user satisfaction.And after the selected broadcast of user film source, use a tuner to play the video film source that the user selects, need not increase the quantity of tuner, help reducing down the television set cost.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method; Be to instruct relevant hardware to accomplish through computer program; Described program can be stored in the computer read/write memory medium; This program can comprise the flow process like the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Above disclosedly be merely a kind of preferred embodiment of the present invention, can not limit the present invention's interest field certainly with this, the equivalent variations of therefore doing according to claim of the present invention still belongs to the scope that the present invention is contained.
Claims (9)
1. realize the method for picture-in-picture in the TV, it is characterized in that, comprising:
According to boss's picture and selecting instruction that the user sends, from memory device, select corresponding film source respectively as key frame film source and sprite film source;
According to preset film source intercepting frequency difference said key frame film source of intercepting and many frame of video pictures of sprite film source;
Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
2. the method for claim 1 is characterized in that, said method also comprises:
The film source intercepting frequency of the frame of video picture of preset respectively said key frame film source of intercepting and sprite film source;
The sectional drawing of the key frame film source of the said intercepting of preset respectively broadcast and the frame of video picture of sprite film source is play frequency.
3. method as claimed in claim 2 is characterized in that, the preset sectional drawing of said basis was play frequency before the frame of video picture of the key frame film source of playing said intercepting on the display screen with the form of picture-in-picture simultaneously and sprite film source, also comprised:
Store many frame of video pictures of the key frame film source and the sprite film source of said intercepting, and whether judgement is accomplished to the intercepting of the frame of video picture of said key frame film source and sprite film source;
When judged result when being; Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
4. method as claimed in claim 3 is characterized in that, plays frequency at the preset sectional drawing of said basis and on display screen, plays simultaneously with the form of picture-in-picture in the process of frame of video picture of key frame film source and sprite film source of said intercepting, also comprises:
Receive the selected play instruction that the user sends;
According to said selected play instruction, use a tuner to play key frame film source or sprite film source that the user selectes.
5. realize the device of picture-in-picture in the TV, it is characterized in that, comprising:
Parameter is provided with module, is used for film source intercepting frequency and the sectional drawing broadcast frequency of the frame of video picture of the key frame film source of playing said intercepting and sprite film source of the frame of video picture of preset said key frame film source of intercepting and sprite film source;
Boss's picture and selecting module, the boss's picture and selecting that is used for sending according to the user is instructed, and from memory device, selects corresponding film source respectively as key frame film source and sprite film source;
The sectional drawing module is provided with module with said parameter respectively and links to each other with said boss's picture and selecting module, is used for according to said parameter preset film source intercepting frequency difference said key frame film source of intercepting of module and many frame of video pictures of sprite film source being set;
The picture-in-picture display module; With said parameter module being set respectively links to each other with said sectional drawing module; Be used for playing many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
6. device as claimed in claim 5 is characterized in that, said sectional drawing module comprises:
The sectional drawing performance element is used for according to said parameter preset film source intercepting frequency difference said key frame film source of intercepting of module and many frame of video pictures of sprite film source being set;
Buffer unit links to each other with said sectional drawing performance element, is used for the key frame film source of the said sectional drawing performance element of buffer memory institute intercepting and many frame of video pictures of sprite film source.
7. device as claimed in claim 6 is characterized in that, said sectional drawing module also comprises:
Judge module links to each other with said buffer unit, is used to judge whether the intercepting of the frame of video picture of said key frame film source and sprite film source is accomplished;
Said picture-in-picture display module links to each other with said judge module in the said sectional drawing module; The judged result that is used for drawing when said judge module is when being; Play many frame of video pictures that the main window of frequency on display screen play the key frame film source of said intercepting successively with preset sectional drawing, the subwindow on display screen is play many frame of video pictures of the sprite film source of said intercepting successively simultaneously.
8. like each described device in the claim 5 to 7, it is characterized in that, also comprise:
Select module, be used to receive the selected play instruction that the user sends, and use a tuner to play key frame film source or sprite film source that the user selectes according to said selected play instruction.
9. a television set is characterized in that, said television set comprises the device of realizing picture-in-picture in the claim 5 to 7 in each described TV.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102548489A CN102377964A (en) | 2010-08-16 | 2010-08-16 | Method and apparatus for picture-in-picture realization in television and corresponded television set |
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| CN2010102548489A CN102377964A (en) | 2010-08-16 | 2010-08-16 | Method and apparatus for picture-in-picture realization in television and corresponded television set |
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| CN2010102548489A Pending CN102377964A (en) | 2010-08-16 | 2010-08-16 | Method and apparatus for picture-in-picture realization in television and corresponded television set |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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