CN101483034B - Multiple image display method and apparatus - Google Patents
Multiple image display method and apparatus Download PDFInfo
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- CN101483034B CN101483034B CN2008100141752A CN200810014175A CN101483034B CN 101483034 B CN101483034 B CN 101483034B CN 2008100141752 A CN2008100141752 A CN 2008100141752A CN 200810014175 A CN200810014175 A CN 200810014175A CN 101483034 B CN101483034 B CN 101483034B
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Abstract
The present invention provides a multi-picture display method, which can display a plurality of pictures on a video display device. Specifically, the invention provides a multi-picture display method, including the following steps: a. receiving digital video data; b. performing at least one delay to the digital video data to obtain at least one delay data; c. scaling the delay data to obtain the scaling data; d. simultaneously displaying the digital video data and the scaling data. Application the multi-picture display method of the present invention, the users can watch television programs in the normal, while at the same time watch a plurality of television pictures, for example, the television picture displayed a few seconds before, thereby better meeting the needs of users. If users use a 16:9 wide-screen television, the simultaneous displayed a plurality of television pictures can be displayed at both sides or at one side of the television set, thereby avoiding the existence of ablack screen.
Description
Technical field
The present invention relates to a kind of display packing, particularly a kind of multi-picture display method that is used for multimedia systems such as TV.
Background technology
Along with the raising day by day of living standard and the continuous development of video technique, various video equipments emerge in an endless stream, and its function is also more and more, and the user is also more and more higher to the requirement of video equipment simultaneously.With the televisor is example, initial user televiews and only requires TV clear, yet continuous development along with TV tech, television function from strength to strength, various video files be can play from original can only TV reception developing into now, DVD, DVB, and files in stream media or the like comprised.But the televisor that has occurred some recording playbacks on the current market, these televisors can be recorded current TV programme by internal storage in user's TV reception simultaneously, when need watching related-program again, the user carries out playback, for example when the user when watching soccer programs, can record excellent camera lenses such as goals, so that repeatedly watch later on.Yet for a lot of TV programme, sports cast especially, though but the mode of this recording playback can make the user more fully watch, still can not satisfy all users' demand.For example, for programs such as a gymnastics, divings,, need very frequent operation to finish if the user thinks to watch again the detailed process of whole action.And popularizing along with flat panel TV, the TV of 16: 9 wide screen more and more is subjected to liking of user, yet the ratio that the program of current TV station still used 4: 3 is transmitted, the user is when the panavision that used 16: 9 is watched the TV programme of 4: 3 ratios, the both sides of televisor can stay blank screen, as shown in Figure 1, televisor 100 is a panavision, when it shows the TV programme of 4: 3 ratios, display screen 110 both sides can show blank screen, this not only makes the user not feel well, and is a kind of waste to source of screen.If the user is TV reception only, the blank screen on TV screen both sides will remain unchanged for a long time so, and also there is certain influence in this life-span for TV screen, and this shows comparatively obvious in plasma class TV.
Summary of the invention
The object of the present invention is to provide a kind of display mode that a plurality of pictures can be provided simultaneously, can make the user when normally watching TV programme, watch a plurality of television images simultaneously, the television image that show for example former seconds, if the user uses is 16: 9 panavision, a plurality of television images of Xian Shiing may be displayed on both sides or one side of televisor simultaneously, thereby have avoided the existence of blank screen.
Concrete, the invention provides a kind of multi-picture display method, the ratio of display screen is 16: 9, and the aspect ratio of vision signal is 4: 3, and described method comprises step: a, receiving digital video data; B, described digital video signal is at least once delayed time, obtain at least one delay data; C, described delay data is carried out convergent-divergent, obtain scaled data; D, show described digital of digital video data and described scaled data simultaneously.
Described steps d comprises step: d1, deposit described digital of digital video data and described scaled data in storer simultaneously; Step b comprises described in d2, the described storer of demonstration: described digital video signal is carried out at least twice time-delay, obtain first delay data and second delay data; The delay time difference of described at least twice time-delay.
The present invention also provides a kind of video display devices, comprise input interface, primary processor, indicative control unit and display screen, described input interface is used for receiving video signals, digital of digital video data after described primary processor is handled and will be handled described vision signal is transferred to described indicative control unit, described indicative control unit is at least once delayed time to described digital of digital video data and convergent-divergent is handled, and scaled data behind the convergent-divergent and described digital of digital video data are delivered to described display screen demonstration simultaneously.
Described indicative control unit comprises interface unit, buffer memory, at least one delay unit and at least one unit for scaling, described interface unit is used to receive described digital of digital video data, described delay unit is delayed time to described digital of digital video data, described unit for scaling carries out convergent-divergent to the digital video signal after delaying time, and scaled data behind the convergent-divergent and described digital of digital video data are delivered to described buffer memory simultaneously.The ratio of above-mentioned display screen can be 16: 9, and the aspect ratio of described vision signal is 4: 3.
Described indicative control unit comprises control module, and described control module is controlled the delay time of described delay unit and the scaling of described unit for scaling.
The delay time of described delay unit and the scaling of described unit for scaling can change according to user's setting.
Described being buffered in of described control module control forbids in the predefined time that described scaled data writes.
Use multi-picture display method of the present invention, can make the user when normally watching TV programme, watch a plurality of television images simultaneously, the television image that show for example former seconds, better met user's demand, if the user uses is 16: 9 panavision, and a plurality of television images of Xian Shiing may be displayed on both sides or one side of televisor simultaneously, thereby have avoided the existence of blank screen.
Description of drawings
Figure 1 shows that a synoptic diagram that uses panavision to show 4: 3 ratio pictures.
Figure 2 shows that the synoptic diagram of first embodiment of a televisor of using multi-picture display method of the present invention.
Figure 3 shows that the schematic diagram of first embodiment of the televisor of using display packing of the present invention.
Figure 4 shows that the schematic diagram of indicative control unit of the televisor of first embodiment.
Figure 5 shows that the buffer memory synoptic diagram of above-mentioned indicative control unit.
Figure 6 shows that the synoptic diagram of second embodiment of multi-picture display method of the present invention.
Figure 7 shows that the synoptic diagram of the 3rd embodiment of multi-picture display method of the present invention.
Embodiment
In order to make those skilled in the art person understand the present invention program better, and above-mentioned purpose of the present invention, feature and advantage can being become apparent more, is example with the televisor below, and the present invention is further detailed explanation with embodiment in conjunction with the accompanying drawings.
Figure 2 shows that the synoptic diagram of first embodiment of a televisor of using display packing of the present invention.As shown in the figure, televisor 200 is wide-screen TVs, comprises display screen 210.Different with televisor 100, televisor 200 is when showing the TV programme of 4: 3 ratios, display screen 210 has shown 4 television image P1, P2, P3 and P4 simultaneously, wherein, picture P1 can be the normal TV programme that shows, and picture P2-P4 can be according to user's setting and picture displayed, and for example, the user can be set to picture P2-P4 respectively to postpone the picture of 10 seconds, 5 seconds and 1 second.
Figure 3 shows that the schematic diagram of first embodiment of the televisor of using display packing of the present invention.As shown in the figure, televisor 200 comprises display screen 210, input interface 220, primary processor 230 and indicative control unit 240.Wherein, input interface 220 users receive outer video signal, and the vision signal here can be the TV signal from CATV (cable television), also can be the signals of other video equipment output such as DVD, DVB; 230 pairs of vision signals that receive of primary processor are handled, if current vision signal is a simulating signal, then primary processor 230 is a digital signal corresponding with this analog signal conversion, and is last, and the digital video signal after primary processor 230 will be handled is delivered to indicative control unit 240.Indicative control unit 240 is handled the digital video signal that receives accordingly according to being provided with in advance, and the picture signal that needs are shown is delivered to display screen 210 and shows.
Being example with picture shown in Figure 2 below is elaborated to the course of work of indicative control unit 240: as shown in the figure, display screen 210 has shown 4 television image P1, P2, P3 and P4 simultaneously, for convenience of description, here suppose that picture P1 is the normal TV programme that shows, and picture P2-P4 is according to user's the picture that display delay respectively 10 seconds, 5 seconds and 1 second are set.
As shown in Figure 4, indicative control unit 240 comprises a receiving element 310, control module 320, first delay unit 330, second delay unit 331, the 3rd delay unit 332, first unit for scaling 340, second unit for scaling 341, the 3rd unit for scaling 342 and buffer memory 350.The digital of digital video data that receiving element 241 receives from primary processor 230, the digital of digital video data that receives is delivered to buffer memory 350, first delay unit 330, second delay unit 331 and the 3rd delay unit 332 respectively.Data after 340 pairs of time-delays of data delivery to the first unit for scaling 340, the first unit for scaling after first delay unit 330 will be delayed time are carried out the convergent-divergent processing, and the data delivery after will handling is to buffer memory 350; Accordingly, the data after the 341 pairs of time-delays of data delivery to the second unit for scaling 341, the second unit for scaling after second delay unit 331 will be delayed time are carried out the convergent-divergent processing, and the data delivery after will handling is to buffer memory 350; Data after 342 pairs of time-delays of data delivery to the three unit for scaling, 340, the three unit for scaling after the 3rd delay unit 332 will be delayed time are carried out the convergent-divergent processing, and the data delivery after will handling is to buffer memory 350.Control module 320 is used to control the delay time of each delay unit and the scaling of each unit for scaling, in the present embodiment, the delay time of first delay unit 330, second delay unit 331 and the 3rd delay unit 332 was respectively 10 seconds, 5 seconds and 1 second, and the scaling of first unit for scaling 340, second unit for scaling 341 and the 3rd unit for scaling 342 all is 1/9.Corresponding with display screen 210 picture displayed, the storage space of buffer memory 350 also is divided into 4 parts, M1, M2, M3 and M4, and difference corresponding display frame P1, P2, P3 and P4, as shown in Figure 5.Directly be delivered to the M1 zone that data in buffer is stored in buffer memory 350 by receiving element, and be stored in the M2 zone of buffer memory 350 by the data of first unit for scaling 340 output, be stored in the M3 zone of buffer memory 350 by the data of second unit for scaling 341 output, be stored in the M3 zone of buffer memory 350 by the data of the 3rd unit for scaling 342 outputs.At last, the data in the buffer memory 350 are transported to display screen 210 and show.Like this, the user at the picture of watching just as shown in Figure 2, what picture P1 showed is normal TV signal, and P2, P3, P4 display delay 10 seconds, the picture that postponed 5 seconds and postponed 1 second respectively.
By top process as can be seen, all be movable according to said method picture displayed P1, P2, P3 and P4, in fact the user also can make one or more picture still among P1, P2, P3 and the P4 motionless by setting.The method that realizes this function is more, and a simple method is exactly to lock by the respective regions in 320 pairs of buffer memorys 350 of control module.For example, if the user is provided with except 3 picture P2, the P3 of key frame P1 and P4 and is set to static picture, refresh once per 1 second, control module 320 can lock by the data to corresponding regional M2, M3 and M4 in the buffer memory 350 so, only allow refresh once per 1 second, can realize this function.
The user can set many pictures display mode of televisor 200 by an OSD interface or other modes, corresponding setup parameter can be stored in the televisor 200, after televisor 200 starts, indicative control unit 240 is promptly started working according to user's setting.
It is to be noted, each unit in the indicative control unit 240 recited above can not be interpreted as a plurality of self-existent hardware devices, here just for convenience and with its division, they can be the devices of a hardware, it also can be functional module of a software or the like, and the quantity of time delay module shown in Figure 4 and Zoom module neither be certain, can increase according to user's setting or reduce.
In addition, Fig. 2 is the exemplary that a multiaspect face shows, in fact, televisor 200 also can show the demonstration of other multiple many pictures, as shown in Figure 6.
Above-mentioned explanation all is to be that example describes with 16: 9 wide screen, and in fact, multi-picture display method of the present invention can also be applied to the televisor of 4: 3 ratios, is included in the televisor of 4: 3 ratios to show 16: 9 widescreen picture, as shown in Figure 7.
Certainly; above-mentioned explanation is not to be limitation of the present invention; the present invention also is not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present invention also should belong to protection scope of the present invention.
Claims (9)
1. multi-picture display method, it is characterized in that: the ratio of display screen is 16: 9, and the aspect ratio of vision signal is 4: 3, and described method comprises step:
A, receiving digital video data;
B, described digital video signal is at least once delayed time, obtain at least one delay data;
C, described delay data is carried out convergent-divergent, obtain scaled data;
D, show described digital of digital video data and described scaled data simultaneously.
2. multi-picture display method according to claim 1 is characterized in that: described steps d comprises step:
D1, deposit described digital of digital video data and described scaled data in storer simultaneously;
Video data in d2, the described storer of demonstration.
3. multi-picture display method according to claim 2 is characterized in that: the scaled data in the described storer remained unchanged in a predefined time.
4. multi-picture display method according to claim 1 is characterized in that: described step b comprises: described digital video signal is carried out at least twice time-delay, obtain first delay data and second delay data; The delay time difference of described at least twice time-delay.
5. video display devices, comprise input interface, primary processor and display screen, described input interface is used for receiving video signals, it is characterized in that: described video display devices also comprises an indicative control unit, digital of digital video data after described primary processor is handled and will be handled described vision signal is transferred to described indicative control unit, described indicative control unit is at least once delayed time to described digital of digital video data and convergent-divergent is handled, and the scaled data behind the convergent-divergent and described digital of digital video data are delivered to described display screen simultaneously show, the ratio of described display screen is 16: 9, and the aspect ratio of described vision signal is 4: 3.
6. video display devices according to claim 5, it is characterized in that: described indicative control unit comprises interface unit, buffer memory, at least one delay unit and at least one unit for scaling, described interface unit is used to receive described digital of digital video data, described delay unit is delayed time to described digital of digital video data, described unit for scaling carries out convergent-divergent to the digital video signal after delaying time, and scaled data behind the convergent-divergent and described digital of digital video data are delivered to described buffer memory simultaneously.
7. video display devices according to claim 6 is characterized in that: described indicative control unit comprises control module, and described control module is controlled the delay time of described delay unit and the scaling of described unit for scaling.
8. video display devices according to claim 7 is characterized in that: the delay time of described delay unit and the scaling of described unit for scaling can change according to user's setting.
9. video display devices according to claim 6 is characterized in that: described being buffered in of described control module control forbids in the predefined time that described scaled data writes.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100141752A CN101483034B (en) | 2008-02-22 | 2008-02-22 | Multiple image display method and apparatus |
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| CN2008100141752A CN101483034B (en) | 2008-02-22 | 2008-02-22 | Multiple image display method and apparatus |
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| CN101483034B true CN101483034B (en) | 2010-10-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724457A (en) * | 2012-06-08 | 2012-10-10 | 深圳Tcl新技术有限公司 | Method, device and television set for concealing flash in video zooming process |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI415476B (en) * | 2011-03-03 | 2013-11-11 | Chunghwa Telecom Co Ltd | Method for alternatively displaying stream of images |
| CN103686064B (en) * | 2012-08-31 | 2017-05-03 | 杭州海康威视数字技术股份有限公司 | Picture segment display method and client-side |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057142A (en) * | 1990-06-01 | 1991-12-18 | 汤姆森消费电子有限公司 | Synchronized side-by-side screen |
| CN1075048A (en) * | 1992-01-08 | 1993-08-04 | 汤姆森消费电子有限公司 | Vertical reset generation system |
| CN1987993A (en) * | 2005-12-23 | 2007-06-27 | 群康科技(深圳)有限公司 | Regulating method for monitor clock phase |
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2008
- 2008-02-22 CN CN2008100141752A patent/CN101483034B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1057142A (en) * | 1990-06-01 | 1991-12-18 | 汤姆森消费电子有限公司 | Synchronized side-by-side screen |
| CN1075048A (en) * | 1992-01-08 | 1993-08-04 | 汤姆森消费电子有限公司 | Vertical reset generation system |
| CN1987993A (en) * | 2005-12-23 | 2007-06-27 | 群康科技(深圳)有限公司 | Regulating method for monitor clock phase |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102724457A (en) * | 2012-06-08 | 2012-10-10 | 深圳Tcl新技术有限公司 | Method, device and television set for concealing flash in video zooming process |
| CN102724457B (en) * | 2012-06-08 | 2015-12-16 | 深圳Tcl新技术有限公司 | Cover the method, device and the television set that glimmer in video scaling process |
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| CN101483034A (en) | 2009-07-15 |
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