CN102662559A - Design method of virtual touch screen technology based on scene identification - Google Patents
Design method of virtual touch screen technology based on scene identification Download PDFInfo
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- CN102662559A CN102662559A CN2012100652078A CN201210065207A CN102662559A CN 102662559 A CN102662559 A CN 102662559A CN 2012100652078 A CN2012100652078 A CN 2012100652078A CN 201210065207 A CN201210065207 A CN 201210065207A CN 102662559 A CN102662559 A CN 102662559A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
- G06F3/023—Arrangements for converting discrete items of information into a coded form, e.g. arrangements for interpreting keyboard generated codes as alphanumeric codes, operand codes or instruction codes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0489—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using dedicated keyboard keys or combinations thereof
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Abstract
The purpose of the invention is to provide a design method for simulating key-press operation of a remote controller as sliding operation, clicking operation and the like of specific positions on a screen through a scene identification technology. The method comprises using image information in frame buffer to pre-analyze color characteristics and button point positions of each interface of an application program in an intelligent operation system, identifying an application scene displayed on a current screen by using scene identification algorithm based on these characteristics, and parsing key-press information on the remote controller into sliding operation or clicking operation, or the like of a mouse arrow at the scene button point position. With the technology, an television adopted an intelligent system can be controlled and used under the circumstance of adding no extra hardware facilities, and existing mature and stable remote controller driver program can be utilized to the maximum limit, and the technology is in accordance with television using habits of users.
Description
Technical field:
The invention belongs to embedded system application programming field; Be specifically related to support to adopt the man-machine interaction method of the electronic equipment such as digital household appliances, PC of intelligence system; Promptly come the pushing of simulate, slide, i.e. virtual touch screen technology as input through equipment such as telepilots.
Background technology:
Many intelligent operating systems like Android, Bada, Meego etc., are widely used in the portable embedded equipment, and are applied in its smart mobile phone by numerous well-known manufacturers such as Motorola, Samsung, Huawei, have obtained great success.At present; These systems have begun to be penetrated in the middle of the digital TV field; Manufacturer such as Samsung, Sony releases the intelligent television based on the Android system at the beginning of 2012, each traditional tv manufacturer is also actively researching and developing this type of technology, in the competition of DTV of new generation, to get the mastery.
The intellectuality of DTV; Especially use intelligent operating system; Make the operations such as text, image, search, recreation of the complicacy comparatively that people can handle, this inevitable requirement DTV will have more the interactive mode of intelligence come to promote user experience on TV comprehensively.The smart mobile phone of integrated these systems mainly adopts touch-screen to click the mode complete operation, but this touch manner has cost high concerning DTV, and precision is low, operating difficulties or the like disadvantage.So each big television manufacturer is reformed the interactive mode of intelligent television, and the various intelligent interaction modes that release one after another wait such as body sense remote control, speech recognition, action recognition, intelligent touch-control, multi-screen interaction and seize market.Explore the new interactive mode of intelligent television and when Google TV releases, just done some trials; Google TV is through net and the amusement on TV of wireless full keyboard telepilot; But this mode and people use not too big difference of online computing search, and this has many difficulty undoubtedly for the user of those less contact computers.LG has released in 2010 and has adopted dynamic TV of answering telepilot, and the LG innervation answers telepilot to have the location of sensing and action induction function, can control cursor as wireless mouse and on picture, arbitrarily slide.This Technology Need uses the special telepilot that has gravity sensor, exists bearing accuracy not high, the problem that the telepilot power consumption is big and hardware and software cost increases.
Consider cost and operability; This patent proposes a kind of clicking operation that the button operation on the traditional remote controller is modeled to ad-hoc location on the screen through the scene Recognition technology; Like this under the prerequisite that does not increase hardware cost; Utilize ripe telepilot technology, accomplish operation the DTV of integrated Android system.
Summary of the invention:
The object of the present invention is to provide a kind of method for designing that the button operation of telepilot is modeled to the clicking operation of screen ad-hoc location through the scene Recognition technology.Utilize image information in the frame buffering (Frame Buffer); Analyze the color characteristic and the button point position at each interface of application program in the intelligent operating system in advance; Adopt the scene Recognition algorithm identified to go out to show applied scene on the current screen according to these characteristics, and the key information on the telepilot is resolved to mouse pointer moving or clicking operation in scene button point position.This technology can not increase under the televisor hardware facility condition of cost, utilizes existing mature and stable telepilot driver to greatest extent, meets the use habit of user to TV.
In order to achieve the above object, the present invention adopts following technical scheme to be achieved:
Based on the method for designing of the virtual touch screen of scene Recognition technology, through from the frame buffering, reading the image data information at each interface of application program, the colouring information characteristic of analyzing in advance and handling finds the feature point set of scene.
When application program is moved, only when receiving user's incoming event, just carry out scene Recognition, promptly dynamically read the view data in the frame buffering, utilize the scene Recognition algorithm to differentiate the scene of current application.
From the frame buffering, read the button point position at each interface of application program in advance; Analyze its layout relationship; When recognizing certain scene of the application program of moving, the key information of telepilot is resolved to the mobile or clicking operation of mouse pointer button positions in this scene.
Telepilot can be modeled into the control operation of mouse to the control of intelligent operating system application program, and promptly the button operation of telepilot is interpreted into location mouse pointer certain some place (generally being certain button top) to current interface, and the execution clicking operation.For this reason; Need obtain the control interface (application interface that promptly comprises button point is called " scene ", can from the frame buffer device, read) in the application program in advance; Extract the middle button point position of these scenes; Make that the button operation of telepilot can be interpreted as successively mouse pointer is moved to these positions, or carries out clicking operation when application runs to this scene.
The key information of different scenes is different, belongs to some in all interfaces of application program, i.e. scene recognizer so need to discern current scene.This algorithm is analyzed the position of colouring information difference in these scenes (being unique point) according to the image information of each scene of the application program that obtains in advance.The elements A that each unique point is expressed as gathering, A comprises Rxy and two attributes of RRGB, representes its coordinate position and color value (RGB tristimulus values) respectively.Unique point constitutive characteristic point set S i (1≤i≤N, N represent the number of scene) in the scene, and the unique point in all scenes in this application program constitutes superset S jointly, i.e. Si ∈ S.Then the statement of scene Recognition algorithm is as follows:
1) when application program is moved, through reading image data information in the current scene, be designated as P, this moment, the i assignment was 1, changed 2 over to);
2) according to the Rxy attribute of feature point set Si, from P, read the actual color value BRGB that element is ordered at Rxy among the Si, if exist the RRGB of corresponding element to be not equal to BRGB, then change 3 over to), otherwise change 4 over to);
3) be i+1 with the i assignment, if i is not equal to N, then search for the Rxy attribute of Si set (being the unique point set of next scene), i.e. redirect goes into 2), otherwise declaration can't be discerned this scene, logs off.
4) declaration identifies this scene, logs off.
For discern numerous can be by the application of operating remote controller; Need write the application management program that can run on the intelligent operating system; Its function is to manage can be by a plurality of application of operating remote controller; Comprise and obtain the ID that is used for recognition application; Information of using such as opening and closing, the and notify program of clicking for the telepilot simulated screen through interprocess communication means (like the Socket mode) with these information, the latter according to the ID of application and accordingly operation information assist the identification of current scene and the parsing of remote controller key.
The method for designing of this patent can not increase operation intelligent digital TV under the televisor hardware facility condition of cost; Utilize existing mature and stable telepilot driver to greatest extent; Meet the use habit of user to TV; And under the prerequisite that does not increase hardware cost, utilize ripe telepilot technology, accomplish operation the DTV of integrated Android system.
Description of drawings:
Fig. 1 is the framed structure synoptic diagram based on the virtual touch screen technology of scene Recognition;
Fig. 2 is the preprocessing process synoptic diagram of scene;
Fig. 3 for through telepilot control just at the synoptic diagram of running application program;
Fig. 4 is the operational process block diagram based on the virtual touch screen technology of scene Recognition;
Fig. 5 is the implementation procedure process flow diagram based on the virtual touch screen technology of scene Recognition;
Fig. 6 is the algorithm flow chart of scene Recognition technology.
Embodiment:
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail:
Referring to Fig. 1-6; Can control numerous intelligent operating systems (like Android) application program for making telepilot; Be implemented in the smooth operation on the DTV; And need not change the code of original application, can be in the following manner the button operation of telepilot be modeled to the clicking operation of mouse on display screen.
At first, extract all scenes of application program, so that analyze its color characteristic and button positions.Obtaining of scene can be through reading information to text from the frame buffer device, its content of preserving is the image data information on the current display screen.For the ease of checking, can add the bitmap file header to the image data file stem, be converted into bitmap file (being the BMP form).
Then, extract scene characteristic point and button point.Unique point refers to the significant point of color characteristic in the scene, can uniquely confirm this scene through the color value information of these points.Button point refers to the position at the button place of completion application controls in the scene, when mouse pointer moves to the position of these points and passes through the left button click, can realize the function of this button.These two types of points obtain the application scenarios information that need be repeatedly obtain before relatively.
Then, utilize the scene Recognition algorithm to discern the scene of current operation according to characteristic point information.If the unique point of each scene is formed feature point set and is closed Si, 1≤i≤N wherein, N representes the scene number, the unique point of all scenes is formed superset S, i.e. Si ∈ S.Each elements A is represented a point that supplies identification in the S set, and A comprises Rxy and two attributes of RRGB, representes its coordinate position and color value (RGB tristimulus values) respectively.Be the identification current scene, can be successively according to the feature point set S1, the S2 that use ... The Rxy attribute of elements A among the SN reads its RGB color value BRGB, and the RRGB value corresponding with this element compares.If all elements all equates with RRGB through the color value BRGB that the Rxy attribute reads among certain feature point set Si, think that then current scene has been identified as scene i, if there is not such feature point set Si, think that then current scene can't be identified.
After scene was identified, the button point that can extract in advance according to this scene was interpreted as the operation that mouse pointer moves to ad-hoc location on the screen with the key value of telepilot.According to before the scene image information extracted; Analyze the layout relationship of button in each scene; The button of a scene is formed a doubly linked list; Through telepilot " on " the D score positioning key, can guide mouse pointer to move to the position at next button place successively, and through " confirming " key analog mouse left button click arrow position.In some Android applied scene; Also can mouse pointer directly be navigated to certain button point place; In race car applications, " left side " key table shows the rolling mouse arrow to screen fixed position, left side and click, and the corresponding right side of " right side " key is clicked; " on " the direct correspondence of key moves to the click of the bottom-right acceleration button of screen, the click at the brake pedal position place of the corresponding screen of D score key lower left.
At last; For different application; Mainly the ID of different application is sent to the program (abbreviation " simulator program " of telepilot simulated screen click through interprocess communication means (like SOCKET) through the Android application management program; Below roughly the same), simulator program can at first be judged which application of current operation before the identification scene, selects the affiliated scene characteristic point set S of this application to discern according to the ID that uses.This application management program mainly is responsible for control can be by a plurality of application of operating remote controller; Comprise and obtain the ID that is used for recognition application; The information of using such as opening and closing; And notifying the program of clicking to the telepilot simulated screen through Socket with these information, the latter can assist the identification of current scene and the parsing of remote controller key with corresponding operation information according to the ID that uses.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Though the present invention discloses as above with preferred embodiment; Yet be not in order to limiting the present invention, anyly be familiar with the professional and technical personnel, in not breaking away from technical scheme scope of the present invention; When the method for above-mentioned announcement capable of using and technology contents are made a little change or be modified to the equivalent embodiment of equivalent variations; In every case be the content that does not break away from technical scheme of the present invention, to any simple modification, equivalent variations and modification that above embodiment did, still belong in the scope of technical scheme of the present invention according to technical spirit of the present invention.
Claims (5)
1. based on the method for designing of the virtual touch screen of scene Recognition technology, it is characterized in that: through from the frame buffering, reading the image data information at each interface of application program, the colouring information characteristic of analyzing in advance and handling finds the feature point set of scene.
2. method for designing as claimed in claim 1; It is characterized in that: when application program is moved; Only when receiving user's incoming event, just carry out scene Recognition, promptly dynamically read the view data in the frame buffering, utilize the scene Recognition algorithm to differentiate the scene of current application.
3. method for designing as claimed in claim 1; It is characterized in that: the button point position of from the frame buffering, reading each interface of application program in advance; Analyze its layout relationship; When recognizing certain scene of the application program of moving, the key information of telepilot is resolved to the slip or the clicking operation of mouse pointer button positions in this scene.
4. method for designing as claimed in claim 1; It is characterized in that: telepilot is modeled into the control operation of mouse to the control of intelligent operating system application program; The button operation that is telepilot is interpreted into location mouse pointer certain some place to current interface, and carries out clicking operation; For this reason, need obtain the control interface in the application program in advance, this control interface is the application interface that comprises button point; Be called scene; This scene can read from the frame buffer device, extracts the middle button point position of these scenes, makes when application runs to this scene; The button operation of telepilot can be interpreted as successively mouse pointer is moved to these positions, or carries out clicking operation.
5. method for designing as claimed in claim 4 is characterized in that: adopting scene Recognition algorithm identified current scene is to belong to some in all interfaces of application program; The scene Recognition algorithm is analyzed the position of colouring information difference in these scenes according to the image information of each scene of the application program that obtains in advance; Choose some information differences as unique point, the elements A that each unique point is expressed as gathering, A comprises Rxy and two attributes of RRGB, representes its coordinate position and color value respectively, and color value is the RGB tristimulus values; Unique point constitutive characteristic point set S i in the scene, 1≤i≤N, N represent the number of scene, and the unique point in all scenes in this application program constitutes superset S jointly, i.e. Si ∈ S; Then the statement of scene Recognition algorithm is as follows:
1) when application program is moved, through reading image data information in the current scene, be designated as P, this moment, the i assignment was 1, changed 2 over to);
2) according to the Rxy attribute of feature point set Si, from P, read the actual color value BRGB that element is ordered at Rxy among the Si, if exist the RRGB of corresponding element to be not equal to BRGB, then change 3 over to), otherwise change 4 over to);
3) be i+1 with the i assignment, if i is not equal to N, then search for the Rxy attribute of Si set, i.e. redirect goes into 2), otherwise declaration can't be discerned this scene, logs off; The Rxy attribute of Si set is the unique point set of next scene;
4) declaration identifies this scene, logs off;
For discerning numerous application by operating remote controller; Need write the application management program that can run on the intelligent operating system; Its function is to manage and can be comprised and obtain the ID that is used for recognition application, the opening and closing information of application by a plurality of application of operating remote controller; And notifying the program of clicking to the telepilot simulated screen through the interprocess communication means with these information, the latter assists the identification of current scene and the parsing of remote controller key with corresponding operation information according to the ID that uses.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210065207.8A CN102662559B (en) | 2012-03-13 | 2012-03-13 | Design method of virtual touch screen technology based on scene identification |
| PCT/CN2012/073434 WO2013134975A1 (en) | 2012-03-13 | 2012-03-31 | Method of Scene Recognition Based Virtual Touch Event |
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| CN201210065207.8A CN102662559B (en) | 2012-03-13 | 2012-03-13 | Design method of virtual touch screen technology based on scene identification |
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| CN102662559A true CN102662559A (en) | 2012-09-12 |
| CN102662559B CN102662559B (en) | 2015-04-29 |
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Cited By (10)
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| CN102929389A (en) * | 2012-09-27 | 2013-02-13 | 北京像素软件科技股份有限公司 | Device and method for converting user input information |
| CN103260065A (en) * | 2013-05-23 | 2013-08-21 | 无锡德思普科技有限公司 | Set top box speech control method based on Android system |
| CN103927099A (en) * | 2014-04-23 | 2014-07-16 | Tcl集团股份有限公司 | Method and device for simulating touch sliding on intelligent display equipment through remote controller |
| CN105335136A (en) * | 2014-07-16 | 2016-02-17 | 阿里巴巴集团控股有限公司 | Control method and device of intelligent equipment |
| CN105335288A (en) * | 2015-10-27 | 2016-02-17 | 东软集团股份有限公司 | Positioning method and device of mobile application page object |
| CN107015780A (en) * | 2017-03-03 | 2017-08-04 | 安徽云未科技有限公司 | A kind of configurable acoustic control operation software and voice feedback method and system |
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| CN102929389A (en) * | 2012-09-27 | 2013-02-13 | 北京像素软件科技股份有限公司 | Device and method for converting user input information |
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| CN108710437A (en) * | 2018-05-17 | 2018-10-26 | 江苏沁恒股份有限公司 | A kind of interactive system and method for portable intelligent device |
| CN110525212A (en) * | 2018-05-24 | 2019-12-03 | 广州小鹏汽车科技有限公司 | Large-size screen monitors control method, apparatus and system are controlled in a kind of vehicle |
| CN110525212B (en) * | 2018-05-24 | 2021-04-13 | 广州小鹏汽车科技有限公司 | Vehicle central control large screen control method, device and system |
| CN110739047A (en) * | 2018-07-19 | 2020-01-31 | 脉景（杭州）健康管理有限公司 | Patient image color restoration method, device, equipment and readable storage medium |
| CN114327185A (en) * | 2021-12-29 | 2022-04-12 | 盯盯拍（深圳）技术股份有限公司 | Vehicle screen control method and device, medium and electronic equipment |
| CN114327185B (en) * | 2021-12-29 | 2024-02-09 | 盯盯拍（深圳）技术股份有限公司 | Vehicle-mounted screen control method and device, medium and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013134975A1 (en) | 2013-09-19 |
| CN102662559B (en) | 2015-04-29 |
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