The present invention be Application No. 201710831240X, the applying date be September in 2017 15 days, it is entitled that " information is defeatedEnter the adaptively selected system of mode " patent divisional application.
The content of the invention
To solve the above-mentioned problems, the present invention provides a kind of adaptively selected system of information input mode, for not the same yearThe spectators of age section select different smart television input patterns.
The present invention at least has following two important inventive points：
(1) by the adaptive switching for the resolution ratio/frame per second for controlling each image acquisition units, ensureing not with losing fortuneWhile dynamic object and guarantee imaging moving objects quality, the power consumption of collecting unit is reduced, avoids the wave of electric power resourceTake, ensured the cruising ability of tracking system；
(2) by with pre-stored each visual angle still image carry out it is matched in a manner of obtain optimal background image, meanwhile,Each foreground point is determined by randomization judgment model, so as to lay solid data base for the identification of subsequent motion targetPlinth.
According to an aspect of the present invention, a kind of adaptively selected system of information input mode is provided, the system comprises：
Input mode switching equipment, is connected with image segmentation apparatus, for receiving face pattern, and based in face patternFacial aging degree select corresponding information input pattern for television set present communications instrument；
The input mode switching equipment is television set present communications instrument based on the facial aging degree in face patternCorresponding information input pattern is selected to include：When facial aging degree is level-one aging degree, corresponding information is selected to inputPattern is phonetic entry, and when facial aging degree is two level aging degree, it is remote controler to select corresponding information input patternInput when facial aging degree is three-level aging degree, selects corresponding information input pattern to be inputted for remote sensing；
Adaptive resolution collecting device, including mode switch element, motion detection unit and several image acquisition units,Several image acquisition units carry out image data acquiring to export several subangle images with different angle to place environment respectively,Each image acquisition units default mode of operation is low resolution drainage pattern, and motion detection unit is adopted respectively with several imagesCollect unit connection, for detecting in the subangle image of each image acquisition units shooting with the presence or absence of Moving Objects, patternSwitch unit is connected with motion detection unit, is also connected respectively with several image acquisition units, for receiving some figureAs collecting unit is there are during Moving Objects, the operating mode of the image acquisition units is switched to high-resolution acquisition pattern, is usedIn receiving some image acquisition units there is no during Moving Objects, the operating mode of the image acquisition units is switched toLow resolution drainage pattern；
Environment light sensing device, including luminance sensor, for detecting the real-time luminosity of ambient enviroment using as real-time ringBorder brightness output；
Brightness of display screen measuring apparatus, for providing the flat of the current picture of the current contrast of display screen and display screenEqual brightness；
Brightness regulation equipment is connected respectively with environment light sensing device and brightness of display screen measuring apparatus, for being based on realityWhen ambient brightness, the current contrast of display screen and display screen the average brightness of current picture decide whether to display screenBrightness is adjusted in real time；
Contrast identification equipment is connected with adaptive resolution collecting device, for receiving several subangle images, and is knownSeveral contrasts of not several subangle images, several contrasts are compared, will be corresponding to the highest contrast of numerical valueSubangle image is as subangle reference picture；
Background obtains equipment, for receiving subangle reference picture, and subangle reference picture and each visual angle is staticImage is matched one by one, will be defeated as real-time background image with the highest visual angle still image of subangle reference picture matching degreeGo out, wherein each visual angle still image is pre-stored in the storage unit that background is obtained built in equipment, each visual angle is quietState image is is shot the image obtained to the static scene under the corresponding visual angle without any Moving Objects in advance；
Image segmentation apparatus obtains equipment with background and is connected, for receiving subangle reference picture and real-time background image,The average of the pixel value of real-time background image and the variance of the pixel value of real-time background image are determined, by subangle reference pictureIn the pixel value of each pixel and the average of pixel value of real-time background image do difference, when difference is more than or equal to the back of the body in real timeAt five times of the variance of the pixel value of scape image, which is determined as foreground point, the pixel is otherwise determined as backgroundPoint, and all foreground points in subangle reference picture are formed into real-time foreground image, face is carried out from real-time foreground imageIt detects to obtain and export face pattern.
Specific embodiment
The embodiment of the adaptively selected system of information input mode of the present invention is carried out below with reference to accompanying drawings detailedExplanation.
In order to overcome above-mentioned deficiency, the present invention has built a kind of adaptively selected system of information input mode.
Fig. 1 is the structure diagram of the adaptively selected system of information input mode according to embodiment of the present invention,The system comprises：
Input mode switching equipment, is connected with image segmentation apparatus, for receiving face pattern, and based in face patternFacial aging degree select corresponding information input pattern for television set present communications instrument；
The input mode switching equipment is television set present communications instrument based on the facial aging degree in face patternCorresponding information input pattern is selected to include：When facial aging degree is level-one aging degree, corresponding information is selected to inputPattern is phonetic entry, and when facial aging degree is two level aging degree, it is remote controler to select corresponding information input patternInput when facial aging degree is three-level aging degree, selects corresponding information input pattern to be inputted for remote sensing；
As shown in Fig. 2, adaptive resolution collecting device, including mode switch element, motion detection unit and several figuresAs collecting unit, it is several to export that several image acquisition units carry out image data acquiring with different angle to place environment respectivelySubangle image, each image acquisition units default mode of operation are low resolution drainage pattern, and motion detection unit is distinguishedIt is connected with several image acquisition units, for detecting in the subangle image of each image acquisition units shooting with the presence or absence of fortuneDynamic object, mode switch element is connected with motion detection unit, is also connected respectively with several image acquisition units, for receivingTo some image acquisition units there are during Moving Objects, the operating mode of the image acquisition units is switched to high-resolution and is adoptedIntegrated mode, for receive some image acquisition units there is no Moving Objects when, by the work of the image acquisition unitsPattern switching is low resolution drainage pattern；
Environment light sensing device, including luminance sensor, for detecting the real-time luminosity of ambient enviroment using as real-time ringBorder brightness output；
Brightness of display screen measuring apparatus, for providing the flat of the current picture of the current contrast of display screen and display screenEqual brightness；
Brightness regulation equipment is connected respectively with environment light sensing device and brightness of display screen measuring apparatus, for being based on realityWhen ambient brightness, the current contrast of display screen and display screen the average brightness of current picture decide whether to display screenBrightness is adjusted in real time；
Contrast identification equipment is connected with adaptive resolution collecting device, for receiving several subangle images, and is knownSeveral contrasts of not several subangle images, several contrasts are compared, will be corresponding to the highest contrast of numerical valueSubangle image is as subangle reference picture；
Background obtains equipment, for receiving subangle reference picture, and subangle reference picture and each visual angle is staticImage is matched one by one, will be defeated as real-time background image with the highest visual angle still image of subangle reference picture matching degreeGo out, wherein each visual angle still image is pre-stored in the storage unit that background is obtained built in equipment, each visual angle is quietState image is is shot the image obtained to the static scene under the corresponding visual angle without any Moving Objects in advance；
Image segmentation apparatus obtains equipment with background and is connected, for receiving subangle reference picture and real-time background image,The average of the pixel value of real-time background image and the variance of the pixel value of real-time background image are determined, by subangle reference pictureIn the pixel value of each pixel and the average of pixel value of real-time background image do difference, when difference is more than or equal to the back of the body in real timeAt five times of the variance of the pixel value of scape image, which is determined as foreground point, the pixel is otherwise determined as backgroundPoint, and all foreground points in subangle reference picture are formed into real-time foreground image, face is carried out from real-time foreground imageIt detects to obtain and export face pattern.
Then, continue to carry out further the concrete structure of the adaptively selected system of information input mode of the present inventionIt is bright.
In the adaptively selected system of described information input mode：The corresponding age bracket of three-level aging degree declines less than two levelThe corresponding age bracket of old degree, the corresponding age bracket of two level aging degree are less than the corresponding age bracket of level-one aging degree.
In the adaptively selected system of described information input mode：Each image acquisition units is low point in operating modeDuring resolution drainage pattern, image data acquiring is carried out with 960 × 540 resolution ratio.
In the adaptively selected system of described information input mode：Each image acquisition units is low point in operating modeDuring resolution drainage pattern, image data acquiring is carried out with 1920 × 1080 resolution ratio.
In the adaptively selected system of described information input mode：Each image acquisition units is high score in operating modeDuring resolution drainage pattern, image data acquiring is carried out with 3840 × 2160 resolution ratio.
In the adaptively selected system of described information input mode：Each image acquisition units is low point in operating modeDuring resolution drainage pattern, image data acquiring is carried out with low frame per second.
In the adaptively selected system of described information input mode：Each image acquisition units is high score in operating modeDuring resolution drainage pattern, image data acquiring is carried out with high frame per second.
In the adaptively selected system of described information input mode：Each image acquisition units is low point in operating modeDuring resolution drainage pattern, image data acquiring is carried out with the frame per second of 10 frame per second.
In the adaptively selected system of described information input mode：Each image acquisition units is high score in operating modeDuring resolution drainage pattern, image data acquiring is carried out with the frame per second of 50 frame per second.
In addition, ZigBee communication interface can also be included in the adaptively selected system of described information input mode, it is used forTransmit wirelessly the facial aging degree in face pattern.
ZigBee is the low-power consumption LAN protocol based on IEEE802.15.4 standards.It is provided according to international standard,ZigBee technology is the wireless communication technique of a kind of short distance, low-power consumption.This title (also known as ZigBee protocol) derives from honeybeeEight words dance, due to honeybee (bee) be by circle in the air and " drone " (zig) shake wing " dancing " come and companion transmission pollenPlace azimuth information, that is to say, that honeybee constitutes the communication network in group by such mode.Its main feature is that closely,Low complex degree, self-organizing, low-power consumption, low data rate.It is mainly suitable for automatically controlling and remote control field, can be embedded inVarious equipment.In brief, ZigBee is exactly a kind of cheap, the near radio networking mechanics of communication of low-power consumption.ZigBeeIt is a kind of wireless network protocol of low speed short-distance transmission.Zigbee protocol is respectively physical layer (PHY), media visit from top to bottomAsk key-course (MAC), transport layer (TL), network layer (NWK), application layer (APL) etc..Wherein physical layer and MAC layerFollow the regulation of IEEE802.15.4 standards.
The adaptively selected system of information input mode using the present invention, for smart television input control in the prior artThe technical issues of intelligent level is not high, using input mode switching equipment, for receiving the high-precision face from scenePattern, and for television set present communications instrument corresponding information is selected to input mould based on the facial aging degree in face patternFormula also uses input mode switching equipment to be selected based on the facial aging degree in face pattern for television set present communications instrumentCorresponding information input pattern includes：When facial aging degree is level-one aging degree, corresponding information input pattern is selectedFor phonetic entry, when facial aging degree is two level aging degree, corresponding information input pattern is selected to be inputted for remote controler,When facial aging degree is three-level aging degree, corresponding information input pattern is selected to be inputted for remote sensing.
It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not toLimit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above or are revised asWith the equivalent embodiment of variation.Therefore, every content without departing from technical solution of the present invention, technical spirit pair according to the inventionAny simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the scope of technical solution of the present invention protectionIt is interior.