CN104320692A - Chip simultaneously supporting multi-window image display and display method - Google Patents
Chip simultaneously supporting multi-window image display and display method Download PDFInfo
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- CN104320692A CN104320692A CN201410428175.2A CN201410428175A CN104320692A CN 104320692 A CN104320692 A CN 104320692A CN 201410428175 A CN201410428175 A CN 201410428175A CN 104320692 A CN104320692 A CN 104320692A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000012856 packing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
- H04N21/4316—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4331—Caching operations, e.g. of an advertisement for later insertion during playback
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440263—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- Marketing (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The invention is suitable for the technical field of image signal processing and image displaying, and provides a chip simultaneously supporting multi-window image display and a display method. The chip comprises N image processing modules respectively accessing into video streams from different signal sources, wherein N is integer less than or equal to 4; an image multiplexer connected with output ends of the N image processing modules, wherein the image processing modules are used for setting the video streams to the image multiplexer according to preset resolution ratios and relative coordinates, and the image multiplexer is used for integrating N paths of video streams input by the N image processing modules in display caching according to a current screen display mode so as to display the N paths of video streams in multi-window through a display model. According to the invention, one chip can simultaneously support the display of at most four-sub-window and the output of 3840*2160 pixel.
Description
Technical field
The invention belongs to picture signal process and image display technology field, particularly relate to a kind of chip and the display packing of supporting the display of multiwindow image simultaneously.
Background technology
At present, 3840x2160 Display Technique on the market only supports single-image, and the picture namely demonstrated can only from same signal source; Support that the Display Technique of many pictures then cannot be accomplished the ultrahigh resolution display of 3840x2160 and usually need to use multiple chips.
Summary of the invention
Embodiments provide a kind of chip and the display packing of supporting the display of multiwindow image simultaneously, be intended to solve prior art and support that the display of multiwindow image needs multiple chips, the problem that cost is high simultaneously.
On the one hand, provide a kind of chip simultaneously supporting the display of multiwindow image, described chip comprises: the N number of image processing module accessing the video flowing from unlike signal source respectively, described N be less than or equal to 4 integer; And the IMAGE MUX to be connected with the output of described N number of image processing module; Wherein, described image processing module is used for arranging video flowing to described IMAGE MUX according to default resolution and relative coordinate, described IMAGE MUX is used for according to described current screen display mode, is integrated into by the N road video flowing of described N number of image processing module input in display buffer so that display module is at multiple window display N roads video flowing.
Further, described IMAGE MUX is specifically for the window layout corresponding according to described current screen display mode, map the corresponding display window of described N road video flowing and by the N road video flowing of described N number of image processing module input stored in display buffer corresponding to described display window, described display buffer comprises and is no more than N number of sub-piecemeal, described sub-piecemeal and display window one_to_one corresponding.
Further, described IMAGE MUX is concrete also for according to described current screen display mode, zooms in or out the space size of described sub-piecemeal.
On the other hand, provide one to support multiwindow method for displaying image, described method comprises simultaneously:
Receive from the N road video flowing in unlike signal source, described N be less than or equal to 4 integer;
According to default resolution and relative coordinate, described N road video flowing is set;
According to described current screen display mode, described N road video flowing is integrated in display buffer.
Further, described according to described current screen display mode, described N road video flowing is integrated in display buffer and specifically comprises:
The window layout corresponding according to described current screen display mode, maps the corresponding display window of described N road video flowing;
By described N road video flowing stored in display buffer corresponding to described display window, described display buffer comprises and is no more than N number of sub-piecemeal, described sub-piecemeal and display window one_to_one corresponding.
Further, also comprise:
According to described current screen display mode, zoom in or out the space size of described sub-piecemeal.
In the embodiment of the present invention, by multiple image processing module to arrange resolution and the relative coordinate of its outputting video streams, then by Mux module, multiple video flowing is integrated in a display buffer, the present invention, achieves the output that a chip supports maximum 4 subwindows display and 3840x2160 pixel simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the chip supporting the display of multiwindow image while the embodiment of the present invention one provides
figure;
fig. 2 is the buffer schematic diagram supporting the display of multiwindow image while the embodiment of the present invention one provides;
fig. 3 is the large logotype of each sub-piecemeal in video flowing place that the embodiment of the present invention one provides;
Figure
4the realization flow figure supporting multiwindow method for displaying image while the embodiment of the present invention two provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Below in conjunction with specific embodiment, realization of the present invention is described in detail:
Embodiment one
Fig. 1 shows the concrete structure block diagram of the chip supporting the display of multiwindow image while the embodiment of the present invention one provides, and for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention.In the present embodiment, this supports that the chip that multiwindow image shows comprises simultaneously: access 4 image processing module Scaler1 from unlike signal Yuan mono-road video flowing respectively; The IMAGE MUX Mux2 be connected with the output of described 4 image processing modules 1.
Wherein, described image processing module 1 is for arranging video flowing to described IMAGE MUX 2 according to default resolution and relative coordinate, 4 road video flowings of described 4 image processing modules input, for according to current screen display mode, are integrated in display buffer so that display module shows 4 road video flowings at multiple window by described IMAGE MUX 2.Preferably, the display mode module OSD be connected with described IMAGE MUX 2 is also comprised, for preserving current screen display mode.
Concrete, described IMAGE MUX 2 is specifically for the window layout corresponding according to described current screen display mode, map the corresponding display window of described N road video flowing and by 4 road video flowings of described 4 image processing modules input stored in display buffer corresponding to described display window, described display buffer comprises the sub-piecemeal being no more than 4, described sub-piecemeal and display window one_to_one corresponding.As shown in Figure 2, the resolution of video flowing is no more than 3840x2160 pixel, and the resolution of display buffer is fixed as 3840x2160 pixel, then the resolution 1920x1080 pixel of each window display.
Further, described IMAGE MUX 2 is concrete also for according to described current screen display mode, zooms in or out the space size of described sub-piecemeal.As shown in Figure 3, according to the size of each sub-piecemeal in video flowing place, its display effect is as shown in 3-1 to 3-6.
The present embodiment, by multiple image processing module to arrange resolution and the relative coordinate of its outputting video streams, then by Mux module, multiple video flowing is integrated in a display buffer, the present invention, achieves the output that a chip supports maximum 4 subwindows display and 3840x2160 pixel simultaneously.
Embodiment two
Fig. 2 shows the realization flow supporting multiwindow method for displaying image while the embodiment of the present invention two provides, and details are as follows:
In step s 201, receive the N road video flowing from unlike signal source, described N be less than or equal to 4 integer.
The present embodiment, image processing module receives the 4 road video flowings from unlike signal source.
In step S202, described N road video flowing is set according to default resolution and relative coordinate.
In the present embodiment, described default resolution is no more than 3840x2160 pixel.Image processing module arranges 4 road video flowings according to default resolution and relative coordinate.
In step S203, according to described current screen display mode, described N road video flowing is integrated in display buffer.
In the present embodiment, IMAGE MUX is according to described current screen display mode, and be integrated in display buffer by 4 road video flowings of described 4 image processing modules input, this step specifically comprises the following steps:
S11, the window layout corresponding according to described current screen display mode, maps the corresponding display window of described N road video flowing;
S12, by described N road video flowing stored in display buffer corresponding to described display window, described display buffer comprises and is no more than N number of sub-piecemeal, described sub-piecemeal and display window one_to_one corresponding.
Preferably, also comprise: according to described current screen display mode, zoom in or out the space size of described sub-piecemeal.
The present embodiment, by multiple image processing module to arrange resolution and the relative coordinate of its outputting video streams, then by Mux module, multiple video flowing is integrated in a display buffer, the present invention, achieves the output that a chip supports maximum 4 subwindows display and 3840x2160 pixel simultaneously.
Support while example of the present invention provides that multiwindow method for displaying image can be applied in the device embodiment one of aforementioned correspondence, details, see the description of above-described embodiment one, do not repeat them here.
It should be noted that in said system embodiment, included unit is carry out dividing according to function logic, but is not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each functional unit, also just for the ease of mutual differentiation, is not limited to protection scope of the present invention.
In addition, one of ordinary skill in the art will appreciate that all or part of step realized in the various embodiments described above method is that the hardware that can carry out instruction relevant by program has come, corresponding program can be stored in a computer read/write memory medium, described storage medium, as ROM/RAM, disk or CD etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. support a chip for multiwindow image display, it is characterized in that, described chip comprises: the N number of image processing module accessing the video flowing from unlike signal source respectively simultaneously, described N be less than or equal to 4 integer; And the IMAGE MUX to be connected with the output of described N number of image processing module, wherein, described image processing module is used for arranging video flowing to described IMAGE MUX according to default resolution and relative coordinate, described IMAGE MUX is used for according to current screen display mode, is integrated into by the N road video flowing of described N number of image processing module input in display buffer so that display module is at multiple window display N roads video flowing.
2. chip as claimed in claim 1, it is characterized in that, described IMAGE MUX is specifically for the window layout corresponding according to current screen display mode, map the corresponding display window of described N road video flowing and by the N road video flowing of described N number of image processing module input stored in display buffer corresponding to described display window, described display buffer comprises and is no more than N number of sub-piecemeal, described sub-piecemeal and display window one_to_one corresponding.
3. chip as claimed in claim 2, is characterized in that, described IMAGE MUX is concrete also for according to described current screen display mode, zooms in or out the space size of described sub-piecemeal.
4. support a multiwindow method for displaying image, it is characterized in that, described method comprises simultaneously:
Receive from the N road video flowing in unlike signal source, described N be less than or equal to 4 integer;
According to default resolution and relative coordinate, described N road video flowing is set;
According to described current screen display mode, described N road video flowing is integrated in display buffer.
5. method as claimed in claim 4, is characterized in that, described according to described current screen display mode, is integrated in display buffer by described N road video flowing and specifically comprises:
The window layout corresponding according to described current screen display mode, maps the corresponding display window of described N road video flowing;
By described N road video flowing stored in display buffer corresponding to described display window, described display buffer comprises and is no more than N number of sub-piecemeal, described sub-piecemeal and display window one_to_one corresponding.
6. method as claimed in claim 5, is characterized in that, also comprise:
According to described current screen display mode, zoom in or out the space size of described sub-piecemeal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410428175.2A CN104320692A (en) | 2014-08-27 | 2014-08-27 | Chip simultaneously supporting multi-window image display and display method |
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| CN201410428175.2A CN104320692A (en) | 2014-08-27 | 2014-08-27 | Chip simultaneously supporting multi-window image display and display method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104869457A (en) * | 2015-05-21 | 2015-08-26 | 京东方科技集团股份有限公司 | Display, displaying apparatus, player, playing apparatus and playing and displaying system |
| CN105681871A (en) * | 2016-01-06 | 2016-06-15 | 广东威创视讯科技股份有限公司 | Combined signal display method and system |
| CN107566765A (en) * | 2017-08-21 | 2018-01-09 | 康佳集团股份有限公司 | A kind of on-screen menu display control method, storage medium and 8K TVs |
| CN110597578A (en) * | 2019-06-13 | 2019-12-20 | 眸芯科技（上海）有限公司 | Continuous OSD storage display method and device |
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| CN110597578A (en) * | 2019-06-13 | 2019-12-20 | 眸芯科技（上海）有限公司 | Continuous OSD storage display method and device |
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Application publication date: 20150128 |