CN103327256A - System and method for adjusting view-finding interface display image of mobile terminal camera - Google Patents

System and method for adjusting view-finding interface display image of mobile terminal camera Download PDF

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Publication number
CN103327256A
CN103327256A CN2013102823564A CN201310282356A CN103327256A CN 103327256 A CN103327256 A CN 103327256A CN 2013102823564 A CN2013102823564 A CN 2013102823564A CN 201310282356 A CN201310282356 A CN 201310282356A CN 103327256 A CN103327256 A CN 103327256A
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China
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distance
module
view
camera
finding
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丁乐乐
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Shanghai Feixun Data Communication Technology Co Ltd
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Shanghai Feixun Data Communication Technology Co Ltd
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Priority to CN2013102823564A priority Critical patent/CN103327256A/en
Publication of CN103327256A publication Critical patent/CN103327256A/en
Priority to DE112014000249.6T priority patent/DE112014000249B4/en
Priority to PCT/CN2014/081537 priority patent/WO2015000418A1/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/72Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M2250/00Details of telephonic subscriber devices
    • H04M2250/12Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M2250/00Details of telephonic subscriber devices
    • H04M2250/52Details of telephonic subscriber devices including functional features of a camera

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  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)

Abstract

The invention discloses a system and a method for adjusting a view-finding interface display image of a mobile terminal camera and relates to the technical field of zooming of a mobile terminal. The system comprises a distance induction module, a control module and an adjusting module, wherein the control module is respectively connected with the distance induction module and the adjusting module; and the adjusting module is arranged in the camera. The method comprises the following steps that: the distance induction module continuously sends a detected distance value to the control module according to a pre-set time interval; the control module calculates a distance variable quantity according to a continuously-input distance value and a pre-set calculating method; the control module obtains a corresponding adjusting parameter according to the distance variable quantity and a pre-set matching method; the control module sends a corresponding control instruction to the adjusting module according to the adjusting parameter; and the adjusting module adjusts the display image according to the control instruction. The technical scheme has the beneficial effects that man-machine interaction experience is improved. The system is simple in structure, lower in cost and easy to realize.

Description

Adjust the find a view system and method for interface display image of mobile terminal camera
Technical field
The present invention relates to portable terminal zoom technology field, relate in particular to and adjust the find a view system and method for interface display image of mobile terminal camera.
Background technology
Portable terminal has the function of automatic focusing in the process of taking pictures or recording a video at present; So-called focusing refers to Focusing mechanism change object distance and position apart by camera, makes made thing imaging process clearly.But for existing portable terminal, do not have the function of autozoom; So-called zoom refers to that focal length by changing camera lens is to obtain the angle of visual field of different width, the videos and different scenery scopes of different sizes.
Portable terminal of the prior art all is at the extra virtual/physical condition button that adds a control zoom (ZOOM) of the operation interface of camera generally speaking.When the user takes or records a video, need one to hold portable terminal, the above-mentioned ZOOM condition of hand control button, the mode that adopts up and down or left and right to press is controlled the camera of portable terminal and is realized zoom function.Above-mentioned implementation method has certain not convenient property for the user, when particularly the user can only be with a hand control portable terminal in some cases, difficult to realize manual zoom control, even be easy to when carrying out zoom control, break portable terminal, cause unnecessary loss.
Chinese patent (CN202026347U) discloses a kind of portable mobile terminal with camera, and its first camera overhead is in the upper end of portable mobile terminal, and the plane parallel at the axis of described first camera and portable mobile terminal screen place.Preferably, also comprise first optical zoom module that is arranged on described first camera outside, both coaxial settings.Preferably, also comprise the light filling lamp that is arranged on described first optical zoom module, one side.Technique scheme does not relate to the technical scheme of the camera of portable terminal being carried out autozoom, can't solve the technical problem that the camera of portable terminal in the prior art can't be focused automatically.
Chinese patent (CN1581887) discloses a kind of portable terminal that has the zoom function camera, comprising: the terminal fuselage, and it is formed with opening, so that light can be injected from the outside; Camera model, it is contained in above-mentioned terminal fuselage interior, can take pictures by above-mentioned opening; The adjustable camera lens of multiplying power, it is distributed in the place ahead of above-mentioned camera model, the multiplying power that can regulate the picture that is obtained by above-mentioned camera model along the direction of light by above-mentioned opening incident; Module housing, it is installed on the inside of above-mentioned terminal fuselage, in order to can hold above-mentioned camera model, it can move along above-mentioned optical axis direction; Cam member, it has the helical form cam contour that height has nothing in common with each other along the optical axis direction, and makes above-mentioned module housing touch above-mentioned cam contour; Spring member, it provides elastic force, makes above-mentioned module housing contact above-mentioned cam contour; The cam rotary driving part, its rotation drives above-mentioned cam member, so that above-mentioned module housing moves with respect to the adjustable camera lens of above-mentioned multiplying power along above-mentioned optical axis direction.Technique scheme does not still relate to the technical scheme of the camera of portable terminal being carried out autozoom, can not solve the technical problem that the camera of portable terminal in the prior art can't autozoom.
Summary of the invention
According to the defective that exists in the prior art, the system and method that now provides the adjustment mobile terminal camera to find a view the interface display image specifically comprises:
Adjust the find a view system of interface display image of mobile terminal camera, be applicable to wherein, to comprise on the camera of portable terminal: apart from induction module, control module and adjusting module; Described control module connects described apart from induction module and described adjusting module respectively; Described adjusting module is arranged in the described camera;
Describedly detect distance value between described portable terminal and the user apart from induction module according to the default time interval, and export described distance value continuously;
Described control module obtains the variable in distance amount according to the described distance value of importing continuously with the measuring method that presets; Described control module is adjusted parameter according to described variable in distance amount accordingly with the matching process that presets; Described control module is exported corresponding control command according to described adjustment parameter;
Described variable in distance scale shows the variable in distance between described portable terminal and the user;
Described adjusting module is adjusted the demonstration image at the interface of finding a view of described camera according to described control command.
Preferably, the find a view system of interface display image of this adjustment mobile terminal camera, wherein, described control module comprises matching unit and processing unit; Described matching unit connects described processing unit;
Described matching unit obtains described variable in distance amount with the described measuring method that presets, and with the described corresponding described adjustment parameter of matching process output that presets;
Described processing unit is according to the described control command of described adjustment parameter generating.
Preferably, the find a view system of interface display image of this adjustment mobile terminal camera wherein, also comprises a memory module; Described memory module connects the described matching unit of described control module;
Preset a plurality of variable in distance threshold values in the described memory cell, and corresponding a plurality of described adjustment parameter;
Each described variable in distance threshold value is the critical numerical value of a described variable in distance amount of expression;
Described matching unit obtains corresponding described adjustment parameter with reference to described variable in distance threshold value with the described matching process that presets.
Preferably, the find a view system of interface display image of this adjustment mobile terminal camera, wherein, described is optical distance sensor or infrared distance sensor apart from induction module.
Preferably, the find a view system of interface display image of this adjustment mobile terminal camera, wherein, the mode that described adjusting module is adjusted the described demonstration image at the described interface of finding a view comprises:
1) described adjusting module is by the corresponding amplification of the focal length of adjusting described camera or dwindle the described demonstration image at the described interface of finding a view;
Perhaps
2) described adjusting module is by the corresponding amplification of difference computing or dwindle the described demonstration image at the described interface of finding a view.
Adjust the find a view method of interface display image of mobile terminal camera, be applicable on the camera of portable terminal, wherein, adopt the find a view system of interface display image of above-mentioned adjustment mobile terminal camera, specifically comprise:
Step 1 describedly is sent to described control module with detected described distance value apart from induction module according to the default time interval continuously;
Step 2, described control module calculates described variable in distance amount according to the described distance value of importing continuously according to the described measuring method that presets;
Step 3, described control module are obtained corresponding described adjustment parameter according to described variable in distance amount according to the described matching process that presets;
Step 4, described control module send corresponding described control command to described adjusting module according to described adjustment parameter;
Step 5, described adjusting module are adjusted the demonstration image at the interface of finding a view of described camera according to described control command.
Preferably, the find a view method of interface display image of this adjustment mobile terminal camera, wherein, described control module comprises matching unit; Described matching unit calculates described variable in distance amount according to the described distance value of importing continuously with the described measuring method that presets;
In the described step 2, the described measuring method that presets comprises:
Step 21, when for the first time sending described distance value to described matching unit apart from induction module, described matching unit is set at the reference range value with described distance value when described;
Step 22 describedly sends described distance value according to the default time interval to described matching unit apart from induction module;
Step 23, described matching unit calculates real-time described variable in distance amount according to the described distance value and the described reference range value that receive in real time.
Preferably, the find a view method of interface display image of this adjustment mobile terminal camera, wherein, the find a view system at interface of described adjustment mobile terminal camera comprises a memory module; Described memory module connects described matching unit;
Preset a plurality of variable in distance threshold values in the described memory cell, and corresponding a plurality of described adjustment parameter; Each described variable in distance threshold value is the critical numerical value of a described variable in distance amount of expression;
In the described step 3, the described matching process that presets comprises:
Step 31, when the described variable in distance threshold value coupling of described variable in distance amount and, described matching unit extracts corresponding described adjustment parameter from described memory module;
Step 32, described matching unit are exported described adjustment parameter.
Preferably, the find a view method of interface display image of this adjustment mobile terminal camera, wherein, when the distance between described portable terminal and the user reduced, described control module sent corresponding control command of dwindling the demonstration image at the described interface of finding a view to described adjusting module; Described adjusting module is according to the corresponding described demonstration image that dwindles the described interface of finding a view of described camera of described control command;
When the distance between described portable terminal and the user increased, described control module sent the control command of the described demonstration image at the described interface of finding a view of corresponding amplification to described adjusting module; Described adjusting module is according to the described demonstration image at the described interface of finding a view of the described camera of the corresponding amplification of described control command.
Preferably, the find a view method of interface display image of this adjustment mobile terminal camera, wherein, when the distance between described portable terminal and the user increased, described control module sent corresponding control command of dwindling the described demonstration image at the described interface of finding a view to described adjusting module; Described adjusting module is according to the corresponding described demonstration image that dwindles the described interface of finding a view of described camera of described control command;
When the distance between described portable terminal and the user reduced, described control module sent the control command of the described demonstration image at the described interface of finding a view of corresponding amplification to described adjusting module; Described adjusting module is according to the described demonstration image at the described interface of finding a view of the described camera of the corresponding amplification of described control command.
Preferably, the find a view method of interface display image of this adjustment mobile terminal camera, wherein, in the described step 3, described adjustment parameter is zoom parameters; Described control module sends corresponding described control command to described adjusting module according to described zoom parameters; Described adjusting module is adjusted the focal length of described camera according to described control command, thereby adjusts the described demonstration image at the described interface of finding a view of described camera.
Preferably, the find a view method of interface display image of this adjustment mobile terminal camera, wherein, in the described step 3, described adjustment parameter is difference parameter; Described control module sends corresponding described control command to described adjusting module according to described difference parameter; Described adjusting module is according to described control command, the described demonstration image at the described interface of finding a view carried out the difference computing, thereby adjust the described demonstration image at the described interface of finding a view of described camera.
The beneficial effect of technique scheme is: the camera that the employing system controls portable terminal automatically carries out zoom, the user also can easily be finished with a hand take or video recording, has promoted man-machine interaction experience.Simultaneously, system configuration of the present invention is simple, be easy to realize, and cost is lower.
Description of drawings
Fig. 1 is in the embodiments of the invention, adjusts the find a view structural representation of system of interface display image of mobile terminal camera;
Fig. 2 is in the embodiments of the invention, adjusts the main-process stream schematic diagram of the demonstration image in the interface of finding a view;
Fig. 3 is in the embodiments of the invention, the schematic flow sheet of matching unit measuring and calculating variable in distance amount;
Fig. 4 is in the embodiments of the invention, and the matching unit coupling obtains adjusting the schematic flow sheet of parameter.
Embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments, but not as restriction of the present invention.
Zoom of the prior art comprises two kinds:
1) optical zoom.So-called optical zoom changes camera lens, object and focus three parts's position by moving lens exactly, amplifies and the purpose of dwindling the scenery that needs shooting thereby reach.
2) digital zoom.Described digital zoom is exactly the difference computing by processor inside, adjusts each the elemental area size that shows image in the interface of finding a view, and adjusts the purpose that shows image thereby reach.
Can't realize the technological deficiency of autozoom function at present portable terminal mentioned in the background technology, a kind of technical scheme that adopts the built-in distance-sensor of portable terminal to adjust the demonstration image in the interface of finding a view automatically is provided in the embodiments of the invention.
As shown in Figure 1, in the embodiments of the invention, a kind of system that controls the mobile terminal camera zoom specifically comprises:
1) apart from induction module 1; In the embodiments of the invention, this can be the built-in range sensor of portable terminal apart from induction module.This range sensor can be optical distance sensor, also can be infrared distance sensor.Above-mentioned apart from induction module for detection of the distance between user and the portable terminal, and represent different distance between user and the portable terminal with different distance values.In the embodiments of the invention, system realizes that self-adjusting basis is apart from the user of induction module detection and the distance between the portable terminal, and then obtains the variable quantity of above-mentioned distance.
Because in the embodiments of the invention, apart from the person of being to use of induction module detection and the distance between the portable terminal, but not the distance between portable terminal and the subject (for distance-sensor, also be difficult to independent detection and go out the subject of hypertelorism and the distance interval between the portable terminal) itself; Therefore, rearmounted camera for portable terminal, still be not to use distance between person and the portable terminal apart from what induction module was measured, need not additionally near rearmounted camera, to add distance-sensor, equally can realize the automatic adjustment function described in the embodiments of the invention.
In the embodiments of the invention, can be the distance between the plane at portable terminal place to the plane vertical with user's sight line apart from the distance of induction module measuring and calculating.Certainly; in other embodiments of the invention; can do different definition at " distance " that the distance induction module is calculated; can calculate needed variable in distance amount in the embodiments of the invention as long as guarantee by the distance that detects under the above-mentioned definition; can detect portable terminal with respect to user's change in location relation, then above-mentioned different definition all is included in protection scope of the present invention.
2) memory module 2; In the embodiments of the invention, memory module can be built-in mobile phone storage or storage card of portable terminal.Preset a plurality of particular values (being called as the variable in distance threshold value in an embodiment of the present invention) of the variable in distance amount between user and the portable terminal in the memory module, and a plurality of adjustment parameters corresponding with above-mentioned variable in distance threshold value.
In the embodiments of the invention, the variable in distance amount can be used for representing the variable in distance between portable terminal and the user; This variable in distance amount is actual to be the real-time distance of user and portable terminal and the difference between reference range value, and in the embodiments of the invention, this reference range value is apart from the induction module distance between detected user and the portable terminal for the first time.
System handles the control command that obtains according to above-mentioned through adjusting parameter, and the demonstration image that camera is found a view in the interface is adjusted.
2) control module 3; In the embodiments of the invention, the input of this control module connects respectively apart from the output of induction module and memory module.
In the embodiments of the invention, control module comprises matching unit 31 and processing unit 32.Matching unit is connected with memory module, and processing unit connects matching unit.
The function of matching unit is: (1) sends detected distance value according to the default time interval to control module apart from induction module; Matching unit adopts measuring method (hereinafter the describing in detail) measuring and calculating of presetting to obtain different variable in distance amounts according to distance value; (2) the different variable in distance amount that arrives according to measuring and calculating of matching unit adopts the matching process (hereinafter describing in detail) that presets to mate and obtains adjustment corresponding in the memory module.
The function of processing unit is, exports corresponding control command according to the adjustment parameter that matching unit obtains.
3) adjusting module 4; In the embodiments of the invention, the output of the input link control module of adjusting module is particularly for connecting processing unit.In one embodiment of the present of invention, adjusting module logically is connected with the camera 5 of portable terminal, actual being built in the camera.Among other embodiment of the present invention, adjusting module also can separate with camera and be arranged at portable terminal inside.
Adjusting module is mainly used in the demonstration image according to the interface of finding a view of the corresponding adjustment camera of control command of control module output.
Be depicted as in the embodiments of the invention as Fig. 2-4, adjust the find a view method of interface display image of mobile terminal camera, adopted aforesaid system.
As shown in Figure 2, this method totally comprises:
Step 1, apart from induction module according to the default time interval continuously to control module transmission range value;
Step 2, matching unit calculate real-time variable in distance amount according to above-mentioned continuous distance value according to the measuring method that presets;
Step 3, matching unit obtain real-time adjustment parameter according to the matching process processing of presetting, and are sent to processing unit according to above-mentioned variable in distance amount;
Step 4, processing unit is according to above-mentioned adjustment parameter generating and export corresponding control command to adjusting module;
Step 5, adjusting module is according to the demonstration image at the interface of finding a view of the corresponding adjustment camera of above-mentioned control command.
As shown in Figure 3, the above-mentioned measuring method that presets specifically comprises:
Step 21, the distance value that matching unit will send first apart from induction module (when namely opening the photograph of portable terminal/camera function, the initial distance between portable terminal and the user) is set at an initial distance value;
Step 22, matching unit compares real-time detected distance value and initial distance value, and obtains the difference between real-time distance value and the initial distance value, and this difference is the variable in distance amount.
Because portable terminal can further or zooms out with respect to the user, therefore corresponding, the variable in distance amount also should have positive and negative not.In the embodiments of the invention, be zero point (namely this moment, distance value was 0) with the initial distance, when the user furthered portable terminal, its variable in distance amount was negative value; Accordingly, when the user zooms out portable terminal, its variable in distance amount be on the occasion of.Certainly, among other embodiment of the present invention, can change above-mentioned expression-form, namely when the user furthers portable terminal, its variable in distance amount be on the occasion of; Accordingly, when the user zoomed out portable terminal, its variable in distance amount was negative value; Perhaps other can clearly differentiate the numerical expression mode that the user furthers or zooms out the portable terminal action.Therefore, in the embodiments of the invention to description and unrestricted protection scope of the present invention of the expression way of above-mentioned variable in distance amount.
The above-mentioned measuring method that presets can change according to actual needs, and above-mentioned description to the measuring method that presets only is an embodiment more preferably of the present invention, and unrestricted protection scope of the present invention.
As shown in Figure 4, the above-mentioned matching process that presets specifically comprises:
Step 31, matching unit mates with the variable in distance threshold value that presets in the memory module according to the variable in distance amount of obtaining;
Step 32, if the variable in distance amount that matching unit obtains is complementary with a variable in distance threshold value that presets, then matching unit is transferred the adjustment corresponding with above-mentioned specific variable in distance threshold value of presetting in the memory module;
Step 33, matching unit is sent to processing unit with above-mentioned adjustment parameter, and processing unit is adjusted parameter according to this, handles to obtain corresponding control command and be sent to adjusting module.
In the embodiments of the invention, because the variable in distance amount has the difference of positive negative value, therefore, corresponding, the variable in distance threshold value also can be positive number or negative.
In the variable in distance threshold value on the occasion of representing that with the difference of negative value its implication is represented identical with the difference of embodiments of the invention middle distance variable quantity; That is: if in the variable in distance amount, the negative number representation user portable terminal that furthers, then the negative in the variable in distance threshold value is also represented the further situation of portable terminal of user; Vice versa.
In the embodiments of the invention, because above-mentioned variable in distance threshold value has the difference of positive negative value, therefore, corresponding adjustment parameter also can be positive number or negative.
1) in one embodiment of the present of invention, can adopt the mode of optical zoom that the demonstration image in the interface of finding a view of camera is adjusted:
In the embodiments of the invention, can adopt-2 ,-1,0 ,+1 ,+2 ... represent to adjust parameter etc. similar expression way.At this moment, adjusting parameter is the zoom parameters of camera zoom, and wherein dead-center position is the initial focal length of the camera of portable terminal.
In one embodiment of the invention ,+expression focal length amplifies, and-expression focal length dwindles; The multiple that the numeral focal length is adjusted.Accordingly, in another embodiment of the present invention, can adopt+represent focal length to dwindle ,-expression focal length amplifies.
Therefore, processing unit can comprise that focal length amplifies/dwindle information to the adjusting module transmission, and focal length changes the control command of multiple information according to this zoom parameters.Adjusting module is according to the information that comprises in the above-mentioned control command, the focal length of corresponding adjustment camera, thereby corresponding amplification/the dwindle demonstration image in the interface of finding a view.
2) in an alternative embodiment of the invention, can adopt the mode (being the method that processor carries out the difference computing) of digital zoom to adjust the demonstration image at the interface of finding a view:
In the embodiments of the invention, can adopt-2 ,-1,0 equally ,+1 ,+2 ... ` etc. similarly expression way represent to adjust parameter.At this moment, adjusting parameter is the needed difference parameter of digital zoom, and wherein dead-center position is to find a view to show the actual size of the elemental area of image in the interface.
In one embodiment of the invention, elemental area is amplified in+expression, and elemental area is dwindled in-expression; The multiple that the numeral elemental area is adjusted.Accordingly, in another embodiment of the present invention, can adopt+represent and dwindle elemental area, elemental area is amplified in-expression.
Therefore, processing unit can send the information that comprises the elemental area that amplifies/dwindle the demonstration image to adjusting module according to this difference parameter, and the control command of the multiple information of amplifying/dwindling.Adjusting module is according to the information that comprises in the above-mentioned control command, shows the size of each elemental area in the image by corresponding difference computing adjustment, thus corresponding amplification/the dwindle demonstration image in the interface of finding a view.
In one embodiment of the present of invention, the corresponding relation of above-mentioned variable in distance threshold value and adjustment parameter can be as described below:
(the variable in distance threshold value diminishes gradually and can be set to the expression user portable terminal that furthers gradually when the variable in distance threshold value diminishes gradually, also can be set to the user and zoom out portable terminal gradually), the value of corresponding adjustment parameter also reduces (value of adjusting parameter reduces gradually to be set to and dwindles the demonstration image, also can be set to amplify to show image) gradually; When the variable in distance threshold value increased gradually, the value of corresponding adjustment parameter also increased gradually.
In an alternative embodiment of the invention, the corresponding relation of above-mentioned variable in distance threshold value and adjustment parameter can be as described below:
(the variable in distance threshold value diminishes gradually and can be set to the expression user portable terminal that furthers gradually when the variable in distance threshold value diminishes gradually, also can be set to the user and zoom out portable terminal gradually), the value of corresponding adjustment parameter also increases (value of adjusting parameter increases gradually can be set to amplification demonstration image, also can be set to dwindle to show image) gradually; When the variable in distance threshold value increased gradually, the value of corresponding adjustment parameter also reduced gradually.
In sum, the form of expression of above-mentioned variable in distance value, variable in distance threshold value and adjustment parameter, and variable in distance threshold value and adjust the corresponding relation of parameter, all can freely be set by the user, and not be subjected to the restriction of the content described in the certain embodiments of the present invention.Therefore, certain embodiments of the present invention and unrestricted protection scope of the present invention.
The above only is preferred embodiment of the present invention; be not so restriction embodiments of the present invention and protection range; to those skilled in the art; should recognize that being equal to that all utilizations specification of the present invention and diagramatic content done replace and the resulting scheme of apparent variation, all should be included in protection scope of the present invention.

Claims (12)

1. adjust the find a view system of interface display image of mobile terminal camera, be applicable on the camera of portable terminal, it is characterized in that, comprising: apart from induction module, control module and adjusting module; Described control module connects described apart from induction module and described adjusting module respectively; Described adjusting module is arranged in the described camera;
Describedly detect distance value between described portable terminal and the user apart from induction module according to the default time interval, and export described distance value continuously;
Described control module obtains the variable in distance amount according to the described distance value of importing continuously with the measuring method that presets; Described control module is adjusted parameter according to described variable in distance amount accordingly with the matching process that presets; Described control module is exported corresponding control command according to described adjustment parameter;
Described variable in distance scale shows the variable in distance between described portable terminal and the user;
Described adjusting module is adjusted the demonstration image at the interface of finding a view of described camera according to described control command.
2. the adjustment mobile terminal camera as claimed in claim 1 system of interface display image of finding a view is characterized in that described control module comprises matching unit and processing unit; Described matching unit connects described processing unit;
Described matching unit obtains described variable in distance amount with the described measuring method that presets, and with the described corresponding described adjustment parameter of matching process output that presets;
Described processing unit is according to the described control command of described adjustment parameter generating.
3. the adjustment mobile terminal camera as claimed in claim 2 system of interface display image of finding a view is characterized in that, also comprises a memory module; Described memory module connects the described matching unit of described control module;
Preset a plurality of variable in distance threshold values in the described memory cell, and corresponding a plurality of described adjustment parameter;
Each described variable in distance threshold value is the critical numerical value of a described variable in distance amount of expression;
Described matching unit obtains corresponding described adjustment parameter with reference to described variable in distance threshold value with the described matching process that presets.
4. the adjustment mobile terminal camera as claimed in claim 1 system of interface display image of finding a view is characterized in that described is optical distance sensor or infrared distance sensor apart from induction module.
5. the adjustment mobile terminal camera as claimed in claim 1 system of interface display image of finding a view is characterized in that, the mode that described adjusting module is adjusted the described demonstration image at the described interface of finding a view comprises:
1) described adjusting module is by the corresponding amplification of the focal length of adjusting described camera or dwindle the described demonstration image at the described interface of finding a view;
Perhaps
2) described adjusting module is by the corresponding amplification of difference computing or dwindle the described demonstration image at the described interface of finding a view.
6. adjust the find a view method of interface display image of mobile terminal camera, be applicable on the camera of portable terminal, it is characterized in that, adopt the find a view system of interface display image of adjustment mobile terminal camera as claimed in claim 1, specifically comprise:
Step 1 describedly is sent to described control module with detected described distance value apart from induction module according to the default time interval continuously;
Step 2, described control module calculates described variable in distance amount according to the described distance value of importing continuously according to the described measuring method that presets;
Step 3, described control module are obtained corresponding described adjustment parameter according to described variable in distance amount according to the described matching process that presets;
Step 4, described control module send corresponding described control command to described adjusting module according to described adjustment parameter;
Step 5, described adjusting module are adjusted the demonstration image at the interface of finding a view of described camera according to described control command.
7. the adjustment mobile terminal camera as claimed in claim 6 method of interface display image of finding a view is characterized in that described control module comprises matching unit; Described matching unit calculates described variable in distance amount according to the described distance value of importing continuously with the described measuring method that presets;
In the described step 2, the described measuring method that presets comprises:
Step 21, when for the first time sending described distance value to described matching unit apart from induction module, described matching unit is set at the reference range value with described distance value when described;
Step 22 describedly sends described distance value according to the default time interval to described matching unit apart from induction module;
Step 23, described matching unit calculates real-time described variable in distance amount according to the described distance value and the described reference range value that receive in real time.
8. the adjustment mobile terminal camera as claimed in claim 7 method of interface display image of finding a view is characterized in that, the find a view system at interface of described adjustment mobile terminal camera comprises a memory module; Described memory module connects described matching unit;
Preset a plurality of variable in distance threshold values in the described memory cell, and corresponding a plurality of described adjustment parameter; Each described variable in distance threshold value is the critical numerical value of a described variable in distance amount of expression;
In the described step 3, the described matching process that presets comprises:
Step 31, when the described variable in distance threshold value coupling of described variable in distance amount and, described matching unit extracts corresponding described adjustment parameter from described memory module;
Step 32, described matching unit are exported described adjustment parameter.
9. the adjustment mobile terminal camera as claimed in claim 6 method of interface display image of finding a view, it is characterized in that, when the distance between described portable terminal and the user reduced, described control module sent corresponding control command of dwindling the demonstration image at the described interface of finding a view to described adjusting module; Described adjusting module is according to the corresponding described demonstration image that dwindles the described interface of finding a view of described camera of described control command;
When the distance between described portable terminal and the user increased, described control module sent the control command of the described demonstration image at the described interface of finding a view of corresponding amplification to described adjusting module; Described adjusting module is according to the described demonstration image at the described interface of finding a view of the described camera of the corresponding amplification of described control command.
10. the adjustment mobile terminal camera as claimed in claim 6 method of interface display image of finding a view, it is characterized in that, when the distance between described portable terminal and the user increased, described control module sent corresponding control command of dwindling the described demonstration image at the described interface of finding a view to described adjusting module; Described adjusting module is according to the corresponding described demonstration image that dwindles the described interface of finding a view of described camera of described control command;
When the distance between described portable terminal and the user reduced, described control module sent the control command of the described demonstration image at the described interface of finding a view of corresponding amplification to described adjusting module; Described adjusting module is according to the described demonstration image at the described interface of finding a view of the described camera of the corresponding amplification of described control command.
The method of interface display image is characterized in that 11. adjustment mobile terminal camera as claimed in claim 6 is found a view, and in the described step 3, described adjustment parameter is zoom parameters; Described control module sends corresponding described control command to described adjusting module according to described zoom parameters; Described adjusting module is adjusted the focal length of described camera according to described control command, thereby adjusts the described demonstration image at the described interface of finding a view of described camera.
The method of interface display image is characterized in that 12. adjustment mobile terminal camera as claimed in claim 6 is found a view, and in the described step 3, described adjustment parameter is difference parameter; Described control module sends corresponding described control command to described adjusting module according to described difference parameter; Described adjusting module is according to described control command, the described demonstration image at the described interface of finding a view carried out the difference computing, thereby adjust the described demonstration image at the described interface of finding a view of described camera.
CN2013102823564A 2013-07-05 2013-07-05 System and method for adjusting view-finding interface display image of mobile terminal camera Pending CN103327256A (en)

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