CN103065610A - Split joint screen synchronous disposal method and split joint screen synchronous disposal device - Google Patents
Split joint screen synchronous disposal method and split joint screen synchronous disposal device Download PDFInfo
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Abstract
The invention discloses a split joint screen synchronous disposal method and a split joint screen synchronous disposal device. The split joint screen is composed of M*N subscreens, each frame image is separated to M*N subimages, the M*N subimages are displayed by the M*N subscreens one by one, and each subscreen adopts a line-by-line scanning way. To each frame image, the split joint screen synchronous disposal method includes that M subimage signals corresponding to a current image are scanned from up to down to the M subcreens at each line; wherein to any two subscreens which are adjacent up and down, and the subimage signal which corresponding to the next subscreen starts to be scranned in a certain back and forth time range at the time point when the last subscreen finishes scanning the corresponding subimage signal. The split joint screen synchronous disposal method and the split joint screen synchronous disposal device have the advantages of avoiding the phenomenon of seeing images tearing among different subscreens, and acquiring a continuous effect of a better and more continuous split joint screen compared with the prior art.
Description
Technical field
The present invention relates to technical field of image processing, particularly a kind of mosaic screen synchronization processing method and a kind of mosaic screen synchronization processing apparatus.
Background technology
For the large-screen splicing processor device, to be put into a plurality of demonstration screen displays to an image, for whole mosaic screen is seemed more as an integral body, need to export to the signal of each screen processes synchronously, for dissimilar display units, the mode of processing synchronously is different.If do not carry out correct synchronous processing, when image motion, can see the dislocation of image between different display units, the phenomenon such as tear.Field synchronization and row are the beginning that indicates the beginning of a two field picture and delegation's image synchronously in the vision signal.Present liquid crystal display, mostly adopt the following display mode of lining by line scan: show first the pixel of the first row according to time of the arrival of signal, show again the pixel of the second row, delegation to the last, then circulation shows the first row again, the second row ....Basically the mode of display demonstration is consistent with the sequential of vision signal, namely show one by one according to each pixel of time, so the different pixels point of piece image is different at displaying time, because human eye and display pixel have certain afterglow effect, causing the people to can't see the different pixels point is that timesharing shows.(but the display of some other technology is arranged also, for example LED shows, this display mode just not with above said consistent, basically be similar to piece image is stored in the storage unit of each pixel fully, come to show together the describing method of inapplicable this patent etc. field synchronization).Existing implementation is that the signal that all display units are exported in requirement is synchronous.For example when the display screen of an input video at one 3 * 3, the sequential that requires splicer to export to the image of these 9 screens is identical, namely giving different screen output signals is field synchronizations, the row of giving different screen output signals is at synchronization synchronously substantially, and image is all from same frame input picture.
Existing implementation (all export Complete Synchronization), under the pattern of using the LED screen, be no problem, in the time of on being applied to common liquid crystal-spliced screen, because this line by line mode of timesharing demonstration of pixel of pursuing causes this method of synchronization phenomenon that picture is torn can occur.For example, original image is a quick move left and right square, but following sub-screen has obviously leading situation, the reason that causes this problem is because the adjacent sector scanning time of physical location differs greatly, two sub-screen physical locations are adjacent up and down, but top sub-screen scan time and the following sub-screen of subimage signal of a two field picture of its correspondence scan its corresponding same two field picture the subimage signal time be spaced apart one, this interval is larger.
Summary of the invention
In view of the above problems, the present invention has been proposed in order to a kind of overcome the problems referred to above or a kind of mosaic screen synchronization processing method that addresses the above problem at least in part and a kind of mosaic screen synchronization processing apparatus are provided.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides a kind of mosaic screen synchronization processing method, mosaic screen is comprised of M * N sub-screen, M and N are natural number, each two field picture is divided into M * N piece subimage, this M * N piece subimage is correspondingly by M * N sub-screen display, and each sub-screen adopts progressive scan mode; For each frame present image, the method comprises: for M sub-screen in each row, scan the signal of M number of sub images of the correspondence of described present image by from top to bottom sequencing; Wherein, any two the neighbouring sub-screens in these row in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to a upper sub-screen, begin to scan subimage signal corresponding to next sub-screen.
In mosaic screen synchronization processing method provided by the invention, the method further comprises: for the sub-screen of the N in every delegation, press the N number of sub images signal of the correspondence of the identical described present image of sequence scanning.
In mosaic screen synchronization processing method provided by the invention, the method further comprises: for the sub-screen of the N in every delegation, press the N number of sub images signal of the correspondence of the different described present images of sequence scanning.
In mosaic screen synchronization processing method provided by the invention, the front and back regular hour scope of the time point that the subimage signal scanning of the correspondence of a upper sub-screen is complete is: [t, 0].Wherein, the complete time point of subimage signal scanning of establishing the correspondence of a described upper sub-screen is 0 moment, and t is half time.
In mosaic screen synchronization processing method provided by the invention, the front and back regular hour scope of the time point that the subimage signal scanning that a upper sub-screen is corresponding is complete is: [0 ,+t].Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is half time.
The present invention also provides a kind of mosaic screen synchronization processing apparatus, mosaic screen is comprised of M * N sub-screen, M and N are natural number, each two field picture is divided into M * N piece subimage, this M * N piece subimage is correspondingly by M * N sub-screen display, and each sub-screen adopts progressive scan mode, and this mosaic screen synchronization processing apparatus comprises: M * N sub-screen processing unit; M * N sub-screen processing unit is corresponding one by one with described M * N sub-screen, and wherein, each sub-screen processing unit comprises: image identification module, sequence generation module, time delay module;
For each frame present image, each image identification module is used for the subimage that definite corresponding sub-screen should show;
Each sequence generation module, the sequential of the subimage signal of the subimage that should show for generation of corresponding sub-screen.
Each time delay module, be used for the beginning of the subimage signal of corresponding sub-screen is delayed time sweep time, so that any two the neighbouring sub-screens in the same row, in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to a upper sub-screen, begin to scan subimage signal corresponding to next sub-screen.
In this mosaic screen synchronization processing apparatus, each time delay module also is used for by the time-delay to the subimage signal of corresponding sub-screen, and it is identical making the time-delay with the subimage signal of the sub-screen of delegation.In this mosaic screen synchronization processing apparatus, each time delay module also is used for by the time-delay to the subimage signal of corresponding sub-screen, and it is different making the time-delay with the subimage signal of the sub-screen of delegation.
In this mosaic screen synchronization processing apparatus, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [t, 0]
Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is half time.
In this mosaic screen synchronization processing apparatus, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [0 ,+t];
Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is half time.
Technical scheme provided by the invention has been avoided when image motion, can see the dislocation of image between different sub-screens, the problem of phenomenon such as tears, and can obtain the continuous effect of better more continuous Mosaic screen for the existing method of synchronization.
Description of drawings
The handling principle synoptic diagram of a kind of mosaic screen synchronization processing method that Fig. 1 provides for the embodiment of the invention;
Fig. 2 is that embodiments of the invention are that 0 o'clock sub-screen shows that the sub-screen of result and prior art shows that the result contrasts synoptic diagram in the time of the Line1080 of the subimage signal of a two field picture of sub-screen 101 its correspondences of scanning with the time interval of the Line1 of the subimage signal of sub-screen 102 its corresponding same two field pictures of scanning;
Fig. 3 is that the sub-screen of embodiments of the invention when the time of the Line1080 of the subimage signal of a two field picture of sub-screen 101 its correspondences of scanning is NA with the time interval of the Line1 of the subimage signal of sub-screen 102 its corresponding same two field pictures of scanning shows result schematic diagram;
The structural representation of the mosaic screen synchronization processing apparatus that Fig. 4 provides for the embodiment of the invention.
Embodiment
Core concept of the present invention provides a kind of mosaic screen synchronization processing method, mosaic screen is comprised of M * N sub-screen, M and N are natural number, each two field picture is divided into M * N piece subimage, this M * N piece subimage is correspondingly by M * N sub-screen display, and each sub-screen adopts progressive scan mode; For each frame present image, the method comprises: mosaic screen is comprised of M * N sub-screen, and M and N are natural number, and each two field picture is divided into M * N piece subimage, this M * N piece subimage is correspondingly by M * N sub-screen display, and each sub-screen adopts progressive scan mode; For each frame present image, the method comprises: for M sub-screen in each row, scan the signal of M number of sub images of the correspondence of described present image by from top to bottom sequencing; Wherein, any two the neighbouring sub-screens in these row in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to a upper sub-screen, begin to scan subimage signal corresponding to next sub-screen.
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
The handling principle synoptic diagram of a kind of mosaic screen synchronization processing method that Fig. 1 provides for the embodiment of the invention.
Referring to Fig. 1, a kind of mosaic screen synchronization processing method that the embodiment of the invention provides, mosaic screen is comprised of M * N sub-screen, in an embodiment of the present invention, M and N are 2, M * N sub-screen and are respectively sub-screen 101, sub-screen 102, sub-screen 103 and sub-screen 104; Each two field picture is divided into 2 * 2 subimages, and these 2 * 2 subimages are correspondingly by 2 * 2 sub-screen displays, and each sub-screen adopts progressive scan mode; For each frame present image, the method comprises: the signal of 2 number of sub images that scans the correspondence of described present image for any two neighbouring sub-screens in each row by from top to bottom sequencing; Here any two neighbouring sub-screens are sub-screen 101 and sub-screen 102 in each row, sub-screen 103 and sub-screen 104, in the instructions of following part, any two neighbouring sub-screen chooser screen 101 and sub-screens 102 describe for example.Wherein, sub-screen 101 and sub-screen 102, in the front and back regular hour scope of the complete time point of the subimage signal scanning of sub-screen 101 correspondences, begin to scan the subimage signal of sub-screen 102 correspondences, in an embodiment of the present invention, the subimage signal of sub-screen 101 correspondences is expressed as Line1 to Line1080 in the sub-screen 101 in Fig. 1; The subimage signal of sub-screen 102 correspondences is expressed as Line1 to Line1080 in the sub-screen 102 in Fig. 1.Above-mentioned sub-screen 101 and sub-screen 102 scan the signal of 2 number of sub images of the correspondence of described present image by from top to bottom sequencing, be specially, and sub-screen 101 begins first to line by line scan, and sub-screen 102 begins to line by line scan afterwards.
Referring to Fig. 1, in the mosaic screen synchronization processing method that the embodiment of the invention provides, the method further comprises: for 2 sub-screens in every delegation, press 2 number of sub images signals of the correspondence of the identical described present image of sequence scanning, in an embodiment of the present invention, 2 sub-screens in every delegation can be sub-screen 101 and sub-screen 103; Also can be sub-screen 102 and sub-screen 104.Here, chooser screen 101 and sub-screen 103 describe, in above-mentioned for 2 sub-screens in every delegation, press 2 number of sub images signals of the correspondence of the identical described present image of sequence scanning, be specially sub-screen 101 and sub-screen 103 begin simultaneously the to line by line scan 2 number of sub images signals of correspondence of present image, in an embodiment of the present invention, the subimage signal of sub-screen 101 correspondences is expressed as Line1 to Line1080 in the sub-screen 101 in Fig. 1; The subimage signal of sub-screen 103 correspondences is expressed as Line1 to Line1080 in the sub-screen 103 in Fig. 1.
Referring to Fig. 1, in the mosaic screen synchronization processing method that one embodiment of the invention provides, the method further comprises: for 2 sub-screens in every delegation, press 2 number of sub images signals of the correspondence of the different described present images of sequence scanning.In above-mentioned for 2 sub-screens in every delegation, press 2 number of sub images signals of the correspondence of the different described present images of sequence scanning, be specially sub-screen 101 and sub-screen 103 by different sequential begin the to line by line scan 2 number of sub images signals of correspondence of present image, as long as sub-screen 101 and sub-screen 103 begin to scan short as far as possible that the sequential of its corresponding subimage signal differs.For example, in the time of can scanning the Line2 of a two field picture for sub-screen 101, the Line1 of the same two field picture of sub-screen 103 scannings, the two only differs the time of delegation.
Referring to Fig. 1, the time that is scanned up to Line1080 from the Line1 of a sub-screen neutron picture signal is a field time; The half the time of an above-mentioned field time is half time.
Referring to Fig. 1, in the mosaic screen synchronization processing method that one embodiment of the invention provides, the front and back regular hour scope of the time point that the subimage signal scanning of sub-screen 101 correspondences is complete is: [t, 0].Here, be specially the time point of Line1080 been scanned of subimage signal of sub-screen 101 correspondences before and after the regular hour scope be: [t, 0].For example, when sub-screen 101 scanned the Line1079 of subimage signal of a two field picture, sub-screen 103 began to scan the subimage signal Line1 of same two field picture, and [t is got at the interval during this period of time, 0] negative value in, precondition are that the absolute value in this time interval is less than or equal to t.Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is the time of half-court.Sub-screen per second commonly used shows the video of 50 or 60 frames, be that per second shows 50 or 60 two field pictures, each frame subimage signal all is expressed as Line1 to Line1080 in Fig. 1, after any one sub-screen is scanned up to Line1080 from the Line1 of a two field picture, begin to scan the Line1 of next frame image, after the Line1080 been scanned of a two field picture to time interval that the Line1 of another two field picture begins to scan, be called vertical blanking time NA, vertical blanking time is very short, and-NA is between [t, 0].
Referring to Fig. 1, in the mosaic screen synchronization processing method that one embodiment of the invention provides, the front and back regular hour scope of the time point that the subimage signal scanning of sub-screen 101 correspondences is complete is: [0 ,+t].Here, be specially the time point of Line1080 been scanned of subimage signal of screen 101 correspondences before and after the regular hour scope be: [0 ,+t].For example, when sub-screen 101 scanned the Line1 of subimage signal of next frame image, sub-screen 103 began to scan the subimage signal Line1 of present image, and the interval gets [0 during this period of time, + t] on the occasion of, precondition is that the absolute value in this time interval is less than or equal to t.Wherein, the complete time point of subimage signal scanning of establishing sub-screen 101 correspondences is 0 moment, and t is half time, and NA is between [0 ,+t].
Fig. 2 is that embodiments of the invention are that 0 o'clock sub-screen shows that the sub-screen of result and prior art shows that the result contrasts synoptic diagram in the time of the Line1080 of the subimage signal of a two field picture of sub-screen 101 its correspondences of scanning with the time interval of the Line1 of the subimage signal of sub-screen 102 its corresponding same two field pictures of scanning.In Fig. 2, the numeral 1,2 in the blockage ... 1079,1080 represent respectively Line1, Line2 ... Line1079, Line1080; A kind of filling symbol in the blockage represents a two field picture; Identical horizontal level represents synchronization; A blockage with filling symbol represents delegation; Blockage without filling symbol represents vertical blanking time NA.
Referring to Fig. 2, when being 0 when time of the Line1080 of the subimage signal of a two field picture of its correspondences of sub-screen 101 scanning with time interval of Line1 that sub-screen 102 scans the subimage signal of its corresponding same two field pictures, be by the time-delay to the subimage signal of sub-screen 102 correspondences, the time interval of Line1 that makes time and the sub-screen 102 of Line1080 of subimage signal of a two field picture of sub-screen 101 its correspondences of scanning scan the subimage signal of its corresponding same two field pictures is 0.The scanning sequence of sub-screen 101 and sub-screen 102 can be connected, after being the Line1080 been scanned of sub-screen 101 with the subimage signal of a two field picture of its correspondence, sub-screen 102 begins to scan the Line1 of subimage signal of the same two field picture of its correspondence, so just can form reasonable visual results, technical scheme of the present invention and the contrast of prior art scheme are as shown in Figure 2, prior art is for same two field picture, sub-screen 101 is to begin simultaneously to scan by identical sequential simultaneously with sub-screen 102, technical scheme of the present invention is that sub-screen 102 has been delayed for the scanning sequence of a two field picture, but the time of following sub-screen 101 to scan last column is continuous.New scheme has shortened time interval of Line1 of subimage signal of the same two field picture of the Line1080 of subimage signal of a two field picture of sub-screen 101 its correspondences of scanning and sub-screen 102 its correspondences of scanning, making this time interval is 0, thereby can obtain preferably display effect.
Fig. 3 is that the sub-screen of embodiments of the invention when the time of the Line1080 of the subimage signal of a two field picture of sub-screen 101 its correspondences of scanning is NA with the time interval of the Line1 of the subimage signal of sub-screen 102 its corresponding same two field pictures of scanning shows result schematic diagram.In Fig. 3, the numeral 1,2 in the blockage ... 1079,1080 represent respectively Line1, Line2 ... Line1079, Line1080; A kind of filling symbol in the blockage represents a two field picture; Identical horizontal level represents synchronization; A blockage with filling symbol represents delegation; Blockage without filling symbol represents vertical blanking time NA.
Referring to Fig. 3, when being NA when time of the Line1080 of the subimage signal of a two field picture of its correspondences of sub-screen 101 scanning with time interval of Line1 that sub-screen 102 scans the subimage signal of its corresponding same two field pictures, namely by the time-delay to the subimage signal of sub-screen 102 correspondences, the time interval of Line1 that makes time and the sub-screen 102 of Line1080 of subimage signal of a two field picture of sub-screen 101 its correspondences of scanning scan the subimage signal of its corresponding same two field pictures is NA.When NA is got at this interval, two sub-screens of arbitrary neighborhood in each row, at synchronization, when the top sub-screen showed certain delegation content of subimage signal of present image, the below sub-screen shows was mutually colleague's the content of the subimage signal of the previous frame image that shows of top sub-screen.Referring to Fig. 3, the first two field picture represents that with the round dot filling symbol the second two field picture represents with the grid filling symbol, at synchronization in Fig. 3, when sub-screen 101 showed the content of Line1 of the second two field picture, what sub-screen 102 showed was the content of the Line1 of the first two field picture.Because time of field blanking is very short, so also can obtain preferably display effect when getting NA in [0 ,+t] scope.
The structural representation of the mosaic screen synchronization processing apparatus that Fig. 4 provides for the embodiment of the invention.
The present invention also provides a kind of mosaic screen synchronization processing apparatus, mosaic screen is comprised of M * N sub-screen, M and N are natural number, each two field picture is divided into M * N piece subimage, this M * N piece subimage is correspondingly by M * N sub-screen display, and each sub-screen adopts progressive scan mode, and referring to Fig. 4, this mosaic screen synchronization processing apparatus comprises: M * N sub-screen processing unit; In an embodiment of the present invention, M and N are 2,2 * 2 sub-screen processing unit and are respectively sub-screen processing unit 401, sub-screen processing unit 402, sub-screen processing unit 403, sub-screen processing unit 404; M * N sub-screen processing unit is corresponding one by one with described M * N sub-screen, and wherein, each sub-screen processing unit comprises: image identification module 405, sequence generation module 406, time delay module 407;
In an embodiment of the present invention, because sub-screen is divided into 4, so each two field picture also is divided into 4 number of sub images, number of sub images in demonstration one two field picture corresponding to each sub-screen, a corresponding subimage of processing one two field picture that the corresponding module in each sub-screen processing unit is corresponding.
For each frame present image, each image identification module 405 is used for the subimage that definite corresponding sub-screen should show.
Each sequence generation module 406, the sequential of the subimage signal of the subimage that should show for generation of corresponding sub-screen.
Each time delay module 407, be used for the beginning of the subimage signal of corresponding sub-screen is delayed time sweep time, so that any two the neighbouring sub-screens in the same row, in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to a upper sub-screen, begin to scan subimage signal corresponding to next sub-screen.
In the mosaic screen synchronization processing apparatus that the embodiment of the invention provides, each time delay module, also for the time-delay of passing through the subimage signal of corresponding sub-screen, it is identical making the time-delay with the subimage signal of the sub-screen of delegation, namely with the sub-screen of delegation its corresponding subimage signal that begins simultaneously to line by line scan.
In the mosaic screen synchronization processing apparatus that the embodiment of the invention provides, each time delay module, also for the time-delay of passing through the subimage signal of corresponding sub-screen, it is different making the time-delay with the subimage signal of the sub-screen of delegation, namely with the sub-screen of delegation by different sequential its corresponding subimage signal that begins to line by line scan.
In an embodiment of the present invention, be sub-screen processing unit 401 and sub-screen processing unit 403 with the sub-screen processing unit of delegation, sub-screen processing unit 402 and sub-screen processing unit 404; Sub-screen processing unit in the same row is sub-screen processing unit 401 and sub-screen processing unit 402, sub-screen processing unit 403 and sub-screen processing unit 404; Here, with chooser screen processing unit 401 and sub-screen processing unit 403 in the delegation, choose sub-screen processing unit 401 in the same row and sub-screen processing unit 402 describes, time delay module in sub-screen processing unit 401 and the sub-screen processing unit 402, its corresponding subimage signal so that sub-screen processing unit 401 corresponding sub-screens begin first to line by line scan, its corresponding subimage signal begins to line by line scan behind the sub-screen processing unit 402 corresponding sub-screens, and in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to sub-screen processing unit 401 corresponding sub-screens, begin to scan subimage signal corresponding to sub-screen processing unit 402 corresponding sub-screens; Time delay module in sub-screen processing unit 401 and the sub-screen processing unit 403, the time of its corresponding subimage signal is identical so that the sub-screen of sub-screen processing unit 401 correspondences and sub-screen processing unit 403 corresponding sub-screens begin to line by line scan.
In the mosaic screen synchronization processing apparatus that the embodiment of the invention provides, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [t, 0];
Wherein, establishing the complete time point of subimage signal scanning corresponding to sub-screen is 0 moment, and t is half time.
In the mosaic screen synchronization processing apparatus that the embodiment of the invention provides, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [0 ,+t];
Wherein, establishing the complete time point of subimage signal scanning corresponding to sub-screen is 0 moment, and t is half time.
In sum, technical scheme of the present invention has the following advantages:
1, since technical solution of the present invention in two neighbouring sub-screens in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to sub-screen, begin to scan subimage signal corresponding to next sub-screen, so that the time interval of the time of the first row of the subimage signal that a upper sub-screen scanning scans same two field picture to time and the next sub-screen of last column of the subimage signal of same two field picture reduces, thereby avoided when image motion, can see the dislocation of image between different sub-screens, the problem of phenomenon such as tear, and can obtain the continuous effect of better more continuous Mosaic screen for the existing method of synchronization.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.All any modifications of doing within the spirit and principles in the present invention, be equal to replacement, improvement etc., all be included in protection scope of the present invention.
Claims (10)
1. mosaic screen synchronization processing method, described mosaic screen is comprised of M * N sub-screen, and M and N are natural number, and each two field picture is divided into M * N piece subimage, this M * N piece subimage is correspondingly by described M * N sub-screen display, and each sub-screen adopts progressive scan mode; It is characterized in that for each frame present image, the method comprises:
For M sub-screen in each row, scan the signal of M number of sub images of the correspondence of described present image by from top to bottom sequencing; Wherein, any two the neighbouring sub-screens in these row in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to a upper sub-screen, begin to scan subimage signal corresponding to next sub-screen.
2. a kind of mosaic screen synchronization processing method according to claim 1 is characterized in that the method further comprises:
For the sub-screen of the N in every delegation, press the N number of sub images signal of the correspondence of the identical described present image of sequence scanning.
3. a kind of mosaic screen synchronization processing method according to claim 1 is characterized in that the method further comprises:
For the sub-screen of the N in every delegation, press the N number of sub images signal of the correspondence of the different described present images of sequence scanning.
4. a kind of mosaic screen synchronization processing method according to claim 1 is characterized in that, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [t, 0];
Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is half time.
5. a kind of mosaic screen synchronization processing method according to claim 1 is characterized in that, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [0 ,+t];
Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is half time.
6. mosaic screen synchronization processing apparatus, described mosaic screen is comprised of M * N sub-screen, and M and N are natural number, and each two field picture is divided into M * N piece subimage, this M * N piece subimage is correspondingly by described M * N sub-screen display, and each sub-screen adopts progressive scan mode; It is characterized in that described mosaic screen synchronization processing apparatus comprises: M * N sub-screen processing unit; M * N sub-screen processing unit is corresponding one by one with described M * N sub-screen, and wherein, each sub-screen processing unit comprises: image identification module, sequence generation module, time delay module;
For each frame present image, each image identification module is used for the subimage that definite corresponding sub-screen should show;
Each sequence generation module, the sequential of the subimage signal of the subimage that should show for generation of corresponding sub-screen;
Each time delay module, be used for the beginning of the subimage signal of corresponding sub-screen is delayed time sweep time, so that any two the neighbouring sub-screens in the same row, in the front and back regular hour scope of the complete time point of subimage signal scanning corresponding to a upper sub-screen, begin to scan subimage signal corresponding to next sub-screen.
7. a kind of mosaic screen synchronization processing apparatus according to claim 6 is characterized in that, described each time delay module also is used for by the time-delay to the subimage signal of corresponding sub-screen, and it is identical making the time-delay with the subimage signal of the sub-screen of delegation.
8. a kind of mosaic screen synchronization processing apparatus according to claim 6 is characterized in that, described each time delay module also is used for by the time-delay to the subimage signal of corresponding sub-screen, and it is different making the time-delay with the subimage signal of the sub-screen of delegation.
9. a kind of mosaic screen synchronization processing apparatus according to claim 6 is characterized in that, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [t, 0];
Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is half time.
10. a kind of mosaic screen synchronization processing apparatus according to claim 6 is characterized in that, the front and back regular hour scope of the time point that the subimage signal scanning that a described upper sub-screen is corresponding is complete is: [0 ,+t];
Wherein, establishing the complete time point of subimage signal scanning corresponding to a described upper sub-screen is 0 moment, and t is half time.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104935996A (en) * | 2015-06-09 | 2015-09-23 | 深圳康荣电子有限公司 | Synchronous display method of spliced wall |
| CN105589668A (en) * | 2014-10-13 | 2016-05-18 | 纬创资通股份有限公司 | Matrix type screen, display device and related display method thereof |
| CN105979335A (en) * | 2016-07-18 | 2016-09-28 | 合肥盈川信息技术有限公司 | Novel multistage synchronous display method for spliced screen |
| CN105975237A (en) * | 2016-07-18 | 2016-09-28 | 合肥盈川信息技术有限公司 | Multi-stage synchronous display method for spliced screen |
| CN106126151A (en) * | 2016-07-18 | 2016-11-16 | 合肥盈川信息技术有限公司 | Mosaic screen frame data split multistage synchronous display method |
| CN111768746A (en) * | 2020-06-12 | 2020-10-13 | 广州市保伦电子有限公司 | Spliced screen jelly effect processing device and method and controller |
| CN111782163A (en) * | 2020-06-19 | 2020-10-16 | 杭州海康威视数字技术股份有限公司 | Image display method and apparatus |
| CN113532328A (en) * | 2021-07-16 | 2021-10-22 | 燕山大学 | Surface profile real-time measurement system and method in medium plate straightening process |
| CN114217752A (en) * | 2021-10-22 | 2022-03-22 | 济南宇视智能科技有限公司 | Control method and device for multi-screen synchronous display, electronic equipment and storage medium |
| CN114710700A (en) * | 2022-03-24 | 2022-07-05 | 西安诺瓦星云科技股份有限公司 | Data display method, device and equipment |
| CN117173161A (en) * | 2023-10-30 | 2023-12-05 | 杭州海康威视数字技术股份有限公司 | Content security detection method, device, equipment and system |
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| CN105589668A (en) * | 2014-10-13 | 2016-05-18 | 纬创资通股份有限公司 | Matrix type screen, display device and related display method thereof |
| CN105589668B (en) * | 2014-10-13 | 2020-01-10 | 纬创资通股份有限公司 | Matrix type screen, display device and related display method thereof |
| CN104935996A (en) * | 2015-06-09 | 2015-09-23 | 深圳康荣电子有限公司 | Synchronous display method of spliced wall |
| CN105979335A (en) * | 2016-07-18 | 2016-09-28 | 合肥盈川信息技术有限公司 | Novel multistage synchronous display method for spliced screen |
| CN105975237A (en) * | 2016-07-18 | 2016-09-28 | 合肥盈川信息技术有限公司 | Multi-stage synchronous display method for spliced screen |
| CN106126151A (en) * | 2016-07-18 | 2016-11-16 | 合肥盈川信息技术有限公司 | Mosaic screen frame data split multistage synchronous display method |
| CN111768746A (en) * | 2020-06-12 | 2020-10-13 | 广州市保伦电子有限公司 | Spliced screen jelly effect processing device and method and controller |
| CN111782163B (en) * | 2020-06-19 | 2023-03-28 | 杭州海康威视数字技术股份有限公司 | Image display method and apparatus |
| CN111782163A (en) * | 2020-06-19 | 2020-10-16 | 杭州海康威视数字技术股份有限公司 | Image display method and apparatus |
| CN113532328A (en) * | 2021-07-16 | 2021-10-22 | 燕山大学 | Surface profile real-time measurement system and method in medium plate straightening process |
| CN113532328B (en) * | 2021-07-16 | 2023-07-25 | 燕山大学 | Real-time surface profile measuring system and method for medium plate straightening process |
| CN114217752A (en) * | 2021-10-22 | 2022-03-22 | 济南宇视智能科技有限公司 | Control method and device for multi-screen synchronous display, electronic equipment and storage medium |
| CN114217752B (en) * | 2021-10-22 | 2024-02-06 | 济南宇视智能科技有限公司 | Control method and device for multi-screen synchronous display, electronic equipment and storage medium |
| CN114710700A (en) * | 2022-03-24 | 2022-07-05 | 西安诺瓦星云科技股份有限公司 | Data display method, device and equipment |
| CN117173161A (en) * | 2023-10-30 | 2023-12-05 | 杭州海康威视数字技术股份有限公司 | Content security detection method, device, equipment and system |
| CN117173161B (en) * | 2023-10-30 | 2024-02-23 | 杭州海康威视数字技术股份有限公司 | Content security detection method, device, equipment and system |
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