CN203289544U - Device zooming video images in equal ratio - Google Patents
Device zooming video images in equal ratio Download PDFInfo
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- CN203289544U CN203289544U CN2013202777519U CN201320277751U CN203289544U CN 203289544 U CN203289544 U CN 203289544U CN 2013202777519 U CN2013202777519 U CN 2013202777519U CN 201320277751 U CN201320277751 U CN 201320277751U CN 203289544 U CN203289544 U CN 203289544U
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Abstract
The utility model relates to the technical field of video play, especially to a device zooming video images in an equal ratio. An input port is connected with an image processor to receive input video signals; a communication unit receives video play parameters of a display of a user; a memory is connected with the communication unit to store the video play parameters; the image processor is connected with the memory to zoom the input video signals in the equal ratio according to the video play parameters; and an output port is connected with the image processor to output the input video signals to the display after equal-ratio zooming. According to the embodiment, video program sources in different display proportions played by equipment including a television set top box, a computer or a DVD player can be automatically converted into video data in a preset display proportion, sent to the display and played, wherein the images displayed on the display do not deform due to content difference of the video program sources.
Description
Technical field
The utility model is relevant for the video playback technical field, particularly about a kind of video pictures uniform zoom device.
Background technology
Along with progressively popularizing of Digital Television, number of programs and quality that present TV can receive all are greatly improved.The recoverable amount of television set is very huge, one large advantage of Digital Television is can increase a set-top box on the basis of not changing existing television set realize receiving digital signals and program is shown to television set, can think in this individual system television set actual be the display of set-top box.
The signal of Digital Television mainly is divided into two kinds of SD signal, high-definition signals.The video screen wide high proportion of main flow mainly contains these two kinds of 4:3,16:9, and more precisely CRT TV major part is all 4:3, and the LCD TV major part is all 16:9.In actual use, the screen of some special resolution is arranged, there is some problems in the video export ratio computational methods that prior art is used.Common screen resolution 1024 * 768 (4:3) for example, the situation that will exist apparent size to be stretched when playing the film source of 1920 * 1080 (16:9), cause bad viewing experience.
The Digital Television SD signal program source images form of main flow is 4:3 at present, be that on 4:3, broadcast is very suitable at screen proportion, and at screen proportion, be that on 16:9, broadcast can exist image extending transversely, directly performance is exactly that circle becomes ellipse, and it is wider that people, thing all become; And high-definition signal program source picture format is 16:9, at screen proportion, is that on 16:9, broadcast is very suitable, and being placed on screen proportion is that the upper broadcast of 4:3 there will be by transverse compression, causes anamorphose, such as people, thing become tall and thin.
Usually in the arranging of TV, 4:3,16:9, full frame three kinds of displaying ratio patterns are arranged, but no matter the picture format of input signal, TV can show image according to the displaying ratio that the user sets in advance, the displaying ratio pattern that so just causes the picture format of signal and user to arrange is inconsistent, cause bad viewing experience, in order to adapt to different signals, the user needs constantly to revise television set and shows setting, and is very inconvenient.
The utility model content
In order to allow the user better watch digital television program, this paper has designed a kind of video pictures uniform zoom device, the user only need to arrange the displaying ratio of a television set, device can automatically carry out the equal proportion convergent-divergent with the signal source of input and adapt to the displaying ratio of television set, improves user's viewing experience.
The utility model embodiment provides a kind of video pictures uniform zoom device, comprises,
Input port, image processor, output port, memory, communication unit;
Described input port is connected with described image processor, is used for the receiver, video input signal;
Described communication unit is used for the video playback parameter of the display of reception user input;
Described memory is connected with described communication unit, is used for storing described video playback parameter;
Described image processor is connected with described memory, is used for according to the described video input signals of described video playback parameter uniform zoom;
Described output port is connected with described image processor, is used for the video input signals after uniform zoom is outputed to display.
A further aspect of a kind of video pictures uniform zoom device described according to the utility model embodiment, described communication unit comprises infrared communication module, perhaps bluetooth communication.
Another further aspect of a kind of video pictures uniform zoom device described according to the utility model embodiment, described image processor is the DSP digital signal processor.
Another further aspect of a kind of video pictures uniform zoom device described according to the utility model embodiment, described input port and described output port comprise the HDMI interface, color difference components interface, perhaps VGA interface.
By the utility model embodiment, the VGA interface.
Pass through above-described embodiment, the utility model can be automatically converted to the video program source of the various displaying ratios of the device plays such as digital TV set-top box, computer or DVD the video data of default displaying ratio and be sent to display and play, and the image scaled on described display can not produce distortion due to the content difference of video program source.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Figure 1 shows that the structural representation of a kind of video pictures uniform zoom of the utility model embodiment device;
Fig. 2 a is depicted as the schematic diagram after the utility model embodiment displaying ratio is adjusted;
Fig. 2 b is depicted as the another schematic diagram after the utility model embodiment displaying ratio is adjusted.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment that obtains, and all belong to the scope of the utility model protection.
Be illustrated in figure 1 as the structural representation of a kind of video pictures uniform zoom of the utility model embodiment device.
Described input port 101 is connected with described image processor 102, is used for the receiver, video input signal.
Described communication unit 105 is used for the video playback parameter of the display of reception user input.
Described memory 104 is connected with described communication unit 105, is used for storing described video playback parameter.
Described image processor 102 is connected with described memory 104, is used for according to the described video input signals of described video playback parameter uniform zoom.
Described output port 103 is connected with described image processor 102, is used for the video input signals after uniform zoom is outputed to display.
Wherein, as an embodiment of the present utility model, described communication unit 105 can comprise infrared communication module, perhaps bluetooth communication etc., this communication unit can communicate with remote controller or smart mobile phone, receive the video playback parameter of the display of input, that is, display is 16:9 or the displaying ratio of 4:3.
Described image processor 102 can have for DSP digital signal processor etc. the processor of image-capable.
Described input port 101 and described output port 103 can comprise the HDMI interface, and the color difference components interface perhaps can also be the VGA interface.
Pass through above-described embodiment, the utility model can be automatically converted to the video program source of the various displaying ratios of the device plays such as digital TV set-top box, computer or DVD the video data of default displaying ratio and be sent to display and play, and the image scaled on described display can not produce distortion due to the content difference of video program source.
Being the schematic diagram after the utility model embodiment displaying ratio is adjusted as shown in Figure 2 a, is the another schematic diagram after the utility model embodiment displaying ratio is adjusted as shown in Figure 2 b.
the video data that device of the present utility model sends by HDMI interface receiving computer, and the video data that sends by HDMI interface receiving computer by infrared device of the present utility model, and receive the displaying ratio parameter that arranges from the user by Infrared remote controller, TV 202 displaying ratios of Fig. 2 a are that 4:3(is wide in the present embodiment: height), the displaying ratio of video data 201 is that 16:9(is wide: height), image processor with the video data of 16:9 in proportion the convergent-divergent video data that becomes 4:3 output to television set, wherein, at first video data is paved with on the Width of television set in the equal proportion convergent-divergent, the height of this video data carries out the equal proportion convergent-divergent according to described width, with the image scaled width, be first namely that to be adjusted into the image scaled width be 4 television screen width for 16 video data, according to image stretch of the prior art the image scaled of this video data height should be 12, the height of video data displaying ratio is stretched to 12 from 9, equal proportion convergent-divergent through the utility model device, the image scaled of the height of video data also remains 9, and remaining space employing grey or dark border filling (representing with blank in the present embodiment) on short transverse in screen, the video data of this process equal proportion convergent-divergent is outputed to television set to be play, can show the effect as Fig. 2 a.
and for example the equipment of the input of the video data in the embodiment of Fig. 2 b can be digital TV set-top box, the displaying ratio of television set 202 is 16:9, the displaying ratio of video data 201 is 4:3, image processor with the video data of 4:3 in proportion the convergent-divergent video data that becomes 16:9 output to television set, wherein, at first video data is paved with on the short transverse of television set in the equal proportion convergent-divergent, the width of this video data carries out the equal proportion convergent-divergent according to described height, with the image scaled height, be first namely that to be adjusted into the image scaled height be 9 television screen height for 3 video data, according to image stretch of the prior art the width ratio of this image of video data should be 12, the width of video data displaying ratio will be stretched to 16 by 12, equal proportion convergent-divergent through the utility model device, the image scaled of video data width also remains 12, and remaining space employing grey or dark border filling (representing with blank in the present embodiment) on Width in screen, the video data of this process equal proportion convergent-divergent is outputed to television set to be play, can show the effect as Fig. 2 b.
The beneficial effects of the utility model are, the wide height number of height number wide according to the screen of television set and vision signal carries out in proportion convergent-divergent adjustment to vision signal, and output shows the image without distortion on video screen.
Those skilled in the art can also recognize the various illustrative components, blocks (illustra tive logical block) that the utility model embodiment lists, unit, and step can pass through electronic hardware, computer software, or both combinations realize.For the clear replaceability (interchangeability) of showing hardware and software, above-mentioned various illustrative components (illustrative components), unit and step have been described their function generally.Such function is to realize depending on the designing requirement of specific application and whole system by hardware or software.Those skilled in the art can be for every kind of specific application, and can make ins all sorts of ways realizes described function, but this realization should not be understood to exceed the scope of the utility model embodiment protection.
Various illustrative logical block described in the utility model embodiment, or unit can pass through general processor, digital signal processor, application-specific integrated circuit (ASIC) (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components, or the design of above-mentioned any combination realizes or operates described function.General processor can be microprocessor, and alternatively, this general processor also can be any traditional processor, controller, microcontroller or state machine.Processor also can realize by the combination of calculation element, for example digital signal processor and microprocessor, multi-microprocessor, Digital Signal Processor Core of one or more microprocessors associating, or any other similarly configuration realize.
Method described in the utility model embodiment or the step of algorithm can directly embed hardware, the software module of processor execution or the two combination.Software module can be stored in the storage medium of other arbitrary form in RAM memory, flash memory, ROM memory, eprom memory, eeprom memory, register, hard disk, moveable magnetic disc, CD-ROM or this area.Exemplarily, storage medium can be connected with processor so that processor can be from storage medium reading information, and can deposit write information to storage medium.Alternatively, storage medium can also be integrated in processor.Processor and storage medium can be arranged in ASIC, and ASIC can be arranged in user terminal.Alternatively, processor and storage medium also can be arranged in different parts in user terminal.
In one or more exemplary designs, the described above-mentioned functions of the utility model embodiment can realize in hardware, software, firmware or this three's combination in any.If realize in software, these functions can be stored on medium with computer-readable, or with one or more instructions or code form, are transmitted on the medium of computer-readable.The computer-readable medium comprises the computer storage medium and is convenient to make allows computer program transfer to other local communication medium from a place.Storage medium can be the useable medium that any general or special computer can access.For example, such computer readable media can include but not limited to RAM, ROM, EEPROM, CD-ROM or other optical disc storage, disk storage or other magnetic storage device, or other anyly can be used for carrying or storage and can be read by general or special computer or general or special processor the medium of the program code of form with instruction or data structure and other.In addition, any connection can suitably be defined as the computer-readable medium, for example, if software is by a coaxial cable, optical fiber computer, twisted-pair feeder, Digital Subscriber Line (DSL) or also being comprised in defined computer-readable medium with wireless way for transmittings such as infrared, wireless and microwave from a web-site, server or other remote resource.Described video disc (disk) and disk (disc) comprise Zip disk, radium-shine dish, CD, DVD, floppy disk and Blu-ray Disc, and disk is usually with the magnetic duplication data, and video disc carries out the optical reproduction data with laser usually.Above-mentioned combination also can be included in the computer-readable medium.
Above-described embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only embodiment of the present utility model; and be not used in and limit protection range of the present utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (4)
1. a video pictures uniform zoom device, is characterized in that comprising,
Input port, image processor, output port, memory, communication unit;
Described input port is connected with described image processor, is used for the receiver, video input signal;
Described communication unit is used for the video playback parameter of the display of reception user input;
Described memory is connected with described communication unit, is used for storing described video playback parameter;
Described image processor is connected with described memory, is used for according to the described video input signals of described video playback parameter uniform zoom;
Described output port is connected with described image processor, is used for the video input signals after uniform zoom is outputed to display.
2. a kind of video pictures uniform zoom device according to claim 1, is characterized in that, described communication unit comprises infrared communication module, perhaps bluetooth communication.
3. a kind of video pictures uniform zoom device according to claim 1, is characterized in that, described image processor is the DSP digital signal processor.
4. a kind of video pictures uniform zoom device according to claim 1, is characterized in that, described input port and described output port comprise the HDMI interface, color difference components interface, perhaps VGA interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202777519U CN203289544U (en) | 2013-05-21 | 2013-05-21 | Device zooming video images in equal ratio |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013202777519U CN203289544U (en) | 2013-05-21 | 2013-05-21 | Device zooming video images in equal ratio |
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| CN203289544U true CN203289544U (en) | 2013-11-13 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107423007A (en) * | 2016-05-23 | 2017-12-01 | 鸿富锦精密工业（深圳）有限公司 | Screen display proportion adjusting apparatus and method |
| CN111506241A (en) * | 2020-05-21 | 2020-08-07 | 网易（杭州）网络有限公司 | Special effect display method and device for live broadcast room, electronic equipment and computer medium |
| CN111641867A (en) * | 2020-04-29 | 2020-09-08 | 中国平安财产保险股份有限公司 | Video output method, video output device, electronic equipment and storage medium |
| CN113067996A (en) * | 2021-03-18 | 2021-07-02 | 深圳市玩视科技有限公司 | HDMI switcher and HDMI switching system |
| CN114979773A (en) * | 2022-04-19 | 2022-08-30 | 海信视像科技股份有限公司 | Display device, video processing method, and storage medium |
-
2013
- 2013-05-21 CN CN2013202777519U patent/CN203289544U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107423007A (en) * | 2016-05-23 | 2017-12-01 | 鸿富锦精密工业（深圳）有限公司 | Screen display proportion adjusting apparatus and method |
| CN111641867A (en) * | 2020-04-29 | 2020-09-08 | 中国平安财产保险股份有限公司 | Video output method, video output device, electronic equipment and storage medium |
| CN111641867B (en) * | 2020-04-29 | 2023-09-26 | 中国平安财产保险股份有限公司 | Video output method, device, electronic equipment and storage medium |
| CN111506241A (en) * | 2020-05-21 | 2020-08-07 | 网易（杭州）网络有限公司 | Special effect display method and device for live broadcast room, electronic equipment and computer medium |
| CN113067996A (en) * | 2021-03-18 | 2021-07-02 | 深圳市玩视科技有限公司 | HDMI switcher and HDMI switching system |
| CN114979773A (en) * | 2022-04-19 | 2022-08-30 | 海信视像科技股份有限公司 | Display device, video processing method, and storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |
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| CX01 | Expiry of patent term |