CN105450921A - Image-acquiring device and automatic focusing compensation method thereof - Google Patents
Image-acquiring device and automatic focusing compensation method thereof Download PDFInfo
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- CN105450921A CN105450921A CN201410416417.6A CN201410416417A CN105450921A CN 105450921 A CN105450921 A CN 105450921A CN 201410416417 A CN201410416417 A CN 201410416417A CN 105450921 A CN105450921 A CN 105450921A
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Abstract
The invention provides an image-acquiring device and an automatic focusing compensation method thereof. The automatic focusing compensation method of the image-acquiring device is suitable for an image-acquiring device equipped with a touch screen and comprises the following steps of: detecting a first touch control operation applied to a first object displayed on the touch screen; executing an automatic focusing program in order to obtain a focusing image; calculating the staying time of the first touch control operation staying at the first object; determining whether the staying time is over a time threshold; if yes, displaying an adjusting interface on the touch screen and detecting a second touch control operation applied to the adjusting interface so as to adjust the focusing image and further obtain and capture a new focusing image. The invention also provides an image-acquiring device achieving the above automatic focusing compensation method.
Description
Technical field
The invention relates to a kind of image acquiring device, and relate to a kind of image acquiring device and auto-focusing compensation method thereof especially.
Background technology
Along with the development of science and technology, intelligent image acquisition device miscellaneous, panel computer, palmtop PC and smart mobile phone etc., become the instrument that modern is indispensable such as.Wherein, the camera lens that the intelligent image acquisition device of senior money carries is equally matched with traditional consumption type camera, even can replace, and the senior money of minority also has close to digital single anti-pixel and image quality.
Generally speaking, the running behavior of the auto-focusing of image acquiring device is moving lens while, calculates the readability of picture imaging, obtains best focusing picture according to this.But the function of this auto-focusing, under partially dark scene, often has the situation that focusing is failed, so that photograph blurred image.Its reason is that the algorithm of auto-focusing correctly cannot find out the focusing position of best camera lens in all photographed scenes, to produce picture the most clearly.
Summary of the invention
In view of this, the invention provides a kind of image acquiring device and auto-focusing compensation method thereof, its focusing picture that can produce auto-focusing program compensates, to reduce the fuzzy pictures situation failed with focusing.
The present invention proposes a kind of auto-focusing compensation method of image acquiring device, is applicable to the image acquiring device with Touch Screen, comprises the following steps.First, the first touch control operation for the first object be presented on Touch Screen is detected.Then, auto-focusing program is performed, to obtain focusing picture.Accumulative first touch control operation stays in the time of staying of the first object, and judges the time of staying whether overtime threshold value.When time of staying overtime threshold value, adjustment interface is shown in Touch Screen, and is detected on the second touch control operation of adjustment interface, the picture of adjustment focusing according to this, and then obtain and take new focusing picture.
The present invention separately proposes a kind of image acquiring device, and comprise Touch Screen, memory cell and one or more processing unit, wherein processing unit couples Touch Screen and memory cell.Memory cell is in order to record multiple module, and processing unit is in order to access and to perform the described multiple module recorded in memory cell.Described multiple module comprises display module, detection module, image collection module, time judgment module and picture adjusting module.Display module is in order to be shown in Touch Screen by the first object.Detection module is in order to detect the first touch control operation for the first object.Image collection module in order to perform auto-focusing program, to obtain focusing picture.Time judgment module stays in the time of staying of the first object in order to accumulative first touch control operation, and judges the time of staying whether overtime threshold value.When time judgment module judges time of staying overtime threshold value, adjustment interface is shown in Touch Screen by display module, and detection module is detected on the second touch control operation of adjustment interface, picture adjusting module is then in order to be pursuant to the second touch control operation adjustment focusing picture of adjustment interface, and then obtain new focusing picture, and image collection module takes new focusing picture.
The present invention separately proposes again a kind of auto-focusing compensation method of image acquiring device, is applicable to the image acquiring device with Touch Screen, comprises the following steps.First, the first touch control operation for the first object be presented on Touch Screen is detected.Then, perform auto-focusing program, to obtain focusing picture, and judge whether focusing picture meets clear condition.When picture of focusing meets clear condition, shooting focusing picture.When picture of focusing does not meet clear condition, adjustment interface is shown in Touch Screen, and is detected on the second touch control operation of adjustment interface, the picture of adjustment focusing according to this, and then obtain and take new focusing picture.
Based on above-mentioned, image acquiring device proposed by the invention and auto-focusing compensation method thereof, after it obtains focusing picture by the algorithm of auto-focusing program, import the secondary control scheme of adjustment interface, to provide user, this focusing picture is finely tuned, the operation result of auto-focusing program is compensated, to reduce the fuzzy pictures situation failed with focusing.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the calcspar of the image acquiring device shown by one embodiment of the invention;
Fig. 2 is the flow chart of the auto-focusing compensation method of image acquiring device shown by one embodiment of the invention;
Fig. 3 (a) ~ Fig. 3 (d) is the schematic diagram of the adjustment focusing picture shown by one embodiment of the invention;
Fig. 4 (a) and Fig. 4 (b) is the schematic diagram of the adjustment focusing picture shown by one embodiment of the invention;
Fig. 5 is the operation chart of the adjustment interface shown by one embodiment of the invention;
Fig. 6 (a) and Fig. 6 (b) is the schematic diagram of the focusing picture shown by one embodiment of the invention respectively;
Fig. 7 is the flow chart of the auto-focusing compensation method of image acquiring device shown by one embodiment of the invention;
Fig. 8 is the flow chart of the auto-focusing compensation method of image acquiring device shown by one embodiment of the invention;
Fig. 9 is the flow chart of the auto-focusing compensation method of image acquiring device shown by one embodiment of the invention.
Description of reference numerals:
100: image acquiring device;
10: Touch Screen;
20: memory cell;
30: processing unit;
110: display module;
120: detection module;
130: image collection module;
140: time judgment module;
150: picture adjusting module;
S202 ~ S214, S702 ~ S716, S802 ~ S818, S902 ~ S916: the flow process of auto-focusing compensation method;
300,400a, 400b, 500,600a, 600b: adjustment interface;
302,402a, 402b, 602a, 602b: spool;
304,404a, 404b, 604a, 604b: transfer point;
310a, 610a, 610b: focusing picture;
320b, 320c, 320d, 420a, 420b, 620a, 620b: new focusing picture;
510: the function figure of photographic images;
511: the diagram of brightness;
512: the diagram of contrast;
513: the diagram of saturation;
514: the diagram of auto-focusing value;
515: the diagram of sharpness;
630: assist and compare word.
Embodiment
Next section Example of the present invention will coordinate accompanying drawing to describe in detail, the component symbol that following description is quoted, when different accompanying drawing occurs that identical component symbol will be considered as same or analogous element.These embodiments are a part of the present invention, and unexposed all embodiments of the present invention.More precisely, these embodiments are the example of the apparatus and method in patent claim of the present invention.
Fig. 1 is the calcspar of the image acquiring device shown by one embodiment of the invention, but this is only for convenience of description, not in order to limit the present invention.First Fig. 1 first introduces all components and the configuration relation of image acquiring device, and detailed functions will coordinate Fig. 2 open in the lump.
Please refer to Fig. 1, image acquiring device 100 comprises Touch Screen 10, memory cell 20 and one or more processing unit 30.In the present embodiment, image acquiring device 100 is such as digital camera, slr camera, digital code camera or other have the device such as smart mobile phone, panel computer, palmtop PC, head-mounted display of image-acquisition functions, and the present invention is not as limit.
Touch Screen 10 is a kind of display unit integrating touching detecting element, can provide display and input function simultaneously.This display unit is such as liquid crystal display (LiquidCrystalDisplay, be called for short LCD), light-emitting diode (Light-EmittingDiode, be called for short LED) display, Field Emission Display (FieldEmissionDisplay, be called for short FED) or the display of other kinds, but be not limited thereto.Touching detecting element be in column, configure on the display apparatus with embarking on journey, in order to detect user's finger, palm or other objects for the touching of Touch Screen 10.Touching detecting element can be such as capacitor-type touch detecting element, surface acoustic wave touching detecting element, electromagnetism touching detecting element or Near-Field Radar Imaging touching detecting element, but is not limited thereto.
Memory cell 20 is such as the fixed of arbitrary form or packaged type random access memory (RandomAccessMemory, be called for short RAM), read-only memory (Read-OnlyMemory, be called for short ROM), flash memory (Flashmemory), the combination of hard disk or other similar devices or these devices, it is in order to record multiple modules that can be performed by processing unit 30, these modules comprise display module 110, detection module 120, image collection module 130, time judgment module 140 and picture adjusting module 150, it is loaded into perform auto-focusing compensation method of the present invention by processing unit 30.
Processing unit 30 can be such as CPU (CentralProcessingUnit, be called for short CPU), or the microprocessor (Microprocessor) of other programmable general services or special purpose, digital signal processor (DigitalSignalProcessor, be called for short DSP), Programmable Logic Controller, application-specific integrated circuit (ASIC) (ApplicationSpecificIntegratedCircuits, be called for short ASIC), programmable logic device (ProgrammableLogicDevice, be called for short PLD) or the combination of other similar devices or these devices.Processing unit 30 couples Touch Screen 10 and memory cell 20, its flow process compensated in order to perform auto-focusing, to promote the quality of the image captured by image acquiring device 100.
Fig. 2 is the flow chart of the auto-focusing compensation method of image acquiring device shown by one embodiment of the invention, and the auto-focusing compensation method of the image acquiring device of Fig. 2 can each element of image acquiring device 100 of Fig. 1 realize.
Referring to Fig. 1 and Fig. 2, first, detection module 120 detects the first touch control operation (step S202) for the first object be presented on Touch Screen 10.In detail, the first object first can be shown in Touch Screen 10 by display module 110, and wherein the first object is the function figure corresponding to photographic images.Then, whether the function figure that namely detection module 120 can detect corresponding to photographic images is selected.The first touch control operation in the present embodiment can be such as the pressing gesture that user chooses the function figure of photographic images.
Then, image collection module 130 performs auto-focusing program, to obtain focusing picture (step S204).In detail, when detection module 120 detects above-mentioned first touch control operation, it is such as that the camera lens (not shown) that the Autofocus Technology such as climbing method (HillClimbing) controls image acquiring device moves to focusing position, to obtain the focusing picture with utmost sharpness that image collection module 130 can utilize.
Then, accumulative first touch control operation of time judgment module 140 stays in the time of staying (step S206) of the first object.In other words, time judgment module 140 can add up the time that above-mentioned first touch control operation rests on Touch Screen 10, more to learn that the first touch control operation is for long pressing or the gesture of short pressing Touch Screen 10 by this.
When time judgment module 140 judges above-mentioned time of staying overtime threshold value, adjustment interface is shown in Touch Screen 10 (step S208) by display module 110, and detection module 120 will be detected on second touch control operation (step S210) of adjustment interface, picture adjusting module 150 then can adjust focusing picture, to obtain new focusing picture (step S212) according to the second touch control operation.In detail, when above-mentioned time of staying overtime threshold value, namely the gesture that the first touch control operation is long pressing Touch Screen 10 is represented, now adjustment interface is shown in Touch Screen 10 by display module 110, utilizes the focusing picture acquired by auto-focusing program to finely tune to provide user to aforementioned.Detection module 120 can detect second touch control operation of user for adjustment interface.In the present embodiment, the second touch control operation can for user be for adjusting and the towing gesture that input focusing picture.Then, picture adjusting module 150 can adjust the pre-set parameter of image acquiring device 100 according to the second touch control operation, to finely tune for focusing picture, and then obtains new focusing picture.In other words, in this adjustment process, picture adjusting module 150 will decide best focusing position according to the second touch control operation, and the set point of the parameter of dynamic conditioning image acquiring device 100.Illustrate that picture adjusting module 150 adjusts the mode of focusing picture by enumerating embodiment below.
In one embodiment, when display module 110 shows adjustment interface after Touch Screen 10, detection module 120 is by the moving direction of detection second touch control operation on display interface and amount of movement, and picture adjusting module 150 will adjust one of them parameter (being defined herein as " the first parameter ") being associated with image acquiring device 100 according to this, and then adjustment focusing picture.
For example, Fig. 3 (a) ~ Fig. 3 (d) is the schematic diagram of the adjustment focusing picture shown by one embodiment of the invention.At this, the first parameter is auto-focusing value (AF value).
Please also refer to Fig. 3 (a), when time judgment module 140 judges time of staying overtime threshold value, display is comprised the adjustment interface 300 of spool 302 and focusing picture 310a by Touch Screen 10, wherein the transfer point 304 of spool 302 can determine the size of auto-focusing value, and visual second touch control operation and moving.But, it should be noted that the second touch control operation is not limited to directly operate transfer point 304.User can perform the second touch control operation in any position of adjustment interface 300, and the amount of movement of foundation the second touch control operation and moving direction are adjusted the numerical value of auto-focusing value by detection module 120.In the present embodiment, detection module 120 by according to the second touch control operation the amount of moving horizontally and move horizontally direction to adjust the numerical value of auto-focusing value.But in another embodiment, detection module 120 also can adjust the numerical value of auto-focusing value according to the vertical movement of the second touch control operation and vertical moving direction.
For Fig. 3 (b), if user is in the process of adjustment, the direction that moves horizontally of its towing gesture to be moved toward the left side of spool 302 and its amount of movement is larger, then picture adjusting module 150 can be considered that user is for significantly reducing auto-focusing value, and obtains the lower new focusing picture 320b of auto-focusing value accordingly.In addition, the present embodiment not adjusts the first parameter with the actual motion track pulling gesture, even if therefore the motion track of the towing gesture of Fig. 3 (c) and Fig. 3 (d) is different, the amount of moving horizontally corresponding to both motion track and to move horizontally direction all identical, the auto-focusing value of Fig. 3 (c) and Fig. 3 (d) is also identical with Fig. 3 (b).Base this, in figure (c) and Fig. 3 (d), on adjustment interface 300, new focusing picture 320c and 320d that show respectively also can be identical with the new focusing picture 320b of Fig. 3 (b).
In another embodiment, picture adjusting module 150 can adjust two pre-set parameters of image acquiring device 100 simultaneously according to the second touch control operation.In detail, detection module 120 is after the moving direction and amount of movement of detection second touch control operation, when detection module 120 judges that this moving direction corresponds to horizontal direction, picture adjusting module 150 can be associated with one of them parameter (being defined herein as " the second parameter ") of image acquiring device 100 according to amount of movement adjustment, and when detection module 120 judges that this moving direction corresponds to vertical direction, picture adjusting module 150 can be associated with another parameter (being defined herein as " the 3rd parameter ") of image acquiring device 100 according to amount of movement adjustment.Judge with the angle between the moving direction of the second touch control operation and X-axis line at this detection module 120 determined level moving direction and vertical moving direction.For example, if the angle between the moving direction of the second touch control operation and X-axis line is less than 45 degree, detection module 120 can judge that this moving direction is as moving horizontally direction; If the angle between the moving direction of the second touch control operation and X-axis line is greater than 45 degree, detection module 120 can judge that this moving direction is vertical moving direction.Afterwards, picture adjusting module 150 can adjust focusing picture according to the second parameter after adjustment and the 3rd parameter, and then obtains new focusing picture.
For example, Fig. 4 (a) and Fig. 4 (b) is the schematic diagram of the adjustment focusing picture shown by one embodiment of the invention.The parameter of two adjusted in the present embodiment image acquiring devices is auto-focusing value (AF value) and automatic exposure value (AE value), wherein auto-focusing value is aforesaid second parameter, and automatic exposure value is aforesaid 3rd parameter.
Please also refer to Fig. 4 (a), user is in the process of adjustment, and the angle between its towing gesture and X-axis line is 60 degree.Detection module 120 will judge that the moving direction that this pulls gesture is vertical moving direction, and the transfer point 404a adjusting interface 400a upper winding shaft 402a can move according to the top of towing gesture in the amount of movement of vertical direction toward spool 402a, and picture adjusting module 150 will adjust automatic exposure value according to this, and obtain the lower new focusing picture 420a of automatic exposure value.
Then, please refer to Fig. 4 (b), suppose that user is in the process of adjustment, the angle between its towing gesture and X-axis line is 30 degree.Detection module 120 will judge that the moving direction of this towing gesture is as moving horizontally direction, and the transfer point 404b adjusting interface 400b upper winding shaft 402b can move according to the left of towing gesture in the amount of movement of horizontal direction toward spool 402b.Picture adjusting module 150 will adjust auto-focusing value according to this, and obtain the lower new focusing picture 420b of auto-focusing value.
Only user can be provided to finely tune two pre-set parameters at most in the embodiment of earlier figures 3 and Fig. 4.But image acquiring device 100 has many kinds of parameters set point, such as brightness, contrast, saturation, sharpness etc.In another embodiment, when adjustment interface is shown in Touch Screen 10 by display module 110, also can simultaneously by multiple parameter displays of image acquiring device 100 in adjustment interface.Then, detection module 120 will detect the 3rd touch control operation choosing one of described parameter.In the present embodiment, the 3rd touch control operation can be towing gesture, and is " Selecting All Parameters " at this by the parameter selected by the 3rd touch control operation.
For example, Fig. 5 is the operation chart of the adjustment interface shown by one embodiment of the invention.In the present embodiment, being illustrated in of five parameters such as the diagram 515 of the diagram 513 of the diagram 512 of the diagram 511 of display brightness, contrast, saturation, the diagram 514 of auto-focusing value and sharpness is adjusted interface 500 by display module 110.When user is for adjustment auto-focusing value, then the finger originally resting on the function figure 510 of photographic images can be towed to the diagram 514 of auto-focusing value, and in the diagram 514 of auto-focusing value, finger be decontroled.Detection module 120 can detect that user is for adjusting auto-focusing value.Then, display module 110 will the picture of indication example Fig. 3 (a) in this way, to provide user to finely tune for auto-focusing value, and then obtains new focusing picture.Detailed description can refer to aforementioned relevant paragraph, repeats no more in this.
In one embodiment, when picture adjusting module 150 produces new focusing picture adjusting focusing picture, display module 110 can show focusing picture and new focusing picture simultaneously on adjustment interface, to allow user clearly can compare the picture difference before and after changing, and then confirm the result of fine setting parameter and focusing picture.
For example, Fig. 6 (a) and Fig. 6 (b) is the schematic diagram of the focusing picture shown by one embodiment of the invention respectively.In the present embodiment, the parameter that picture adjusting module 150 adjusts is auto-focusing value.
Please also refer to Fig. 6 (a), display module 110 can show focusing picture 610a and new focusing picture 620a in adjustment interface 600a in mode side by side up and down simultaneously.In addition, adjust interface 600a and also comprise spool 602a and transfer point 604a, with the adjustment degree of display parameters.In another embodiment, display module 110 also simultaneously can show focusing picture and new focusing picture in adjustment interface in left and right mode side by side.
But display mode that is upper and lower and left-right situs is likely changed the ratio of former focusing picture and has influence on the visual angle taken and find a view.In the embodiment of Fig. 6 (b), the auxiliary word 630 that compares of large small icons (focusing picture 610b and the new focusing picture 620b) collocation that display module 110 can be overlapping is shown on adjustment interface 600b.In addition, adjust interface and also comprise spool 602b and transfer point 604b.That is, in the present embodiment, display module 110 will show new focusing picture 620b with the size of original scale, and focusing picture 610b is reduced to be shown in be such as the lower left corner.Because the not of uniform size of two pictures causes, easily have influence on the result that user judges to finely tune auto-focusing value, therefore the auxiliary word 630 that compares can provide user to have sharpness information about new focusing picture 620b, and user can decide the adjusting range of auto-focusing value according to this information.
In the present embodiment, picture adjusting module 150 is by being such as that the mode of the rim detection such as Gauss's edge detection algorithm (GaussianEdgeDetection), Sobel edge detection algorithm (SobelEdgeDetection), Laplace edge detection algorithm (LaplacianEdgeDetection) is to obtain the sharpness information of new focusing picture 620b in image processing techniques.When new focusing picture 620b is more clear, the edge point number after rim detection can become many; Otherwise if new focusing picture 620b is fuzzyyer, then edge point number can tail off.Therefore in Fig. 6 (b), the edge point number of focusing picture 610b is 100, and the edge point number of new focusing picture after adjustment is 103, therefore display module 110 will show " definition :+3% " and compare word 630 as auxiliary, and it represents that the adjustment result of user is more clear compared to original focusing picture 610b.
Referring again to Fig. 2, after picture adjusting module 150 obtains new focusing picture, image collection module 130 can take new focusing picture (step S214).In the present embodiment, after picture adjusting module 150 obtains new focusing picture, detection module 120 can detect the function figure of user's whether touch-control photographic images.If so, image collection module 130 will be taken this new focusing picture and is stored to memory cell 20; If not, representing user may for continuing the new focusing picture of adjustment, and detection module 120 continues the second touch control operation being detected on adjustment interface, to regenerate another new focusing picture.
The embodiment of Fig. 2 judges whether to finely tune for the image acquiring device 100 focusing picture that auto-focusing program produces originally with first touch control operation of user.When the first touch control operation stays in the time overtime threshold value of Touch Screen 10, display module 110 can show adjustment interface, adjusts focusing picture to provide user.In another embodiment, when detection module 120 detect the first touch control operation leave Touch Screen 10 and the time of staying non-overtime threshold value time, image collection module 130 directly can take the focusing picture that auto-focusing program originally produces.This flow process can utilize Fig. 7 to represent according to the flow chart of the auto-focusing compensation method of the image acquiring device shown by one embodiment of the invention.
Please refer to Fig. 7, first, detection module 120 detects the first touch control operation (step S702) for the first object be presented on Touch Screen 10.Then, image collection module 130 performs auto-focusing program, to obtain focusing picture (step S704).Afterwards, accumulative first touch control operation of time judgment module 140 stays in the time of staying of the first object, and judges the time of staying whether overtime threshold value (step S706).When time judgment module 140 judges above-mentioned time of staying overtime threshold value, display is adjusted interface in Touch Screen 10 (step S708) by display module 110, and picture adjusting module 150 can adjust focusing picture according to the second touch control operation, to obtain new focusing picture (step S710).Then, detection module 120 is confirmed whether to take new focusing picture (step S712).If so, then image collection module 130 will take this new focusing picture, and is stored to memory cell 20 (step S714); If not, then get back to step S710, picture adjusting module 150 will continue according to the second touch control operation adjustment focusing picture, again to obtain another new focusing picture.On the other hand, when detection module 120 detects that the first touch control operation leaves Touch Screen 10 and time judgment module 140 judges the time of staying non-overtime threshold value, image collection module 130 can directly take focusing picture, and is stored to memory cell 20 (step S716).The detailed description of each step please refer to aforementioned relevant paragraph, repeats no more in this.
Auto-focusing compensation method proposed in the aforementioned embodiment detects merely the touch-control behavior of user for Touch Screen 10 to enter adjustment interface.In another embodiment, image acquiring device 100 additionally can provide the setting option about adjustment interface, sets whether automatically open adjustment interface to allow user.This flow process can utilize Fig. 8 to represent according to the flow chart of the auto-focusing compensation method of the image acquiring device shown by one embodiment of the invention.
Please refer to Fig. 8, first, detection module 120 detects the first touch control operation (step S802) for the first object be presented on Touch Screen 10.Then, image collection module 130 performs auto-focusing program, to obtain focusing picture (step S804).Step S802 and step S804 can refer to step S202 and step S204 related description, repeats no more in this.
Then, detection module 120 detects the first touch control operation and leaves Touch Screen 10 (step S806), and set judge module (not shown) judge be associated with adjustment interface set point be set as open or close (step S808).In detail, when the first touch control operation that detection module 120 detects user leaves Touch Screen 10, set judge module and will judge whether user will adjust interface setting as automatically opening or positive closing.
When setting judge module and judging that set point is set as opening, display is adjusted interface in Touch Screen 10 (step S810) by display module 110, and picture adjusting module 150 can adjust focusing picture according to the second touch control operation, to obtain new focusing picture (step S812).Then, detection module 120 is confirmed whether to take new focusing picture (step S814).If so, then image collection module 130 will take this new focusing picture, and is stored to memory cell 20 (step S816); If not, then get back to step S812, again according to the second touch control operation adjustment focusing picture, again to obtain another new focusing picture.On the other hand, when setting judge module and judging that this set point is set as closing, image collection module 130 can directly take focusing picture, and is stored to memory cell 20 (step S818).The detailed description of step S810 to step S818 please refer to the relevant paragraph of previous embodiment, repeats no more in this.
In another embodiment, the definition of focusing picture that image acquiring device 100 also can produce according to script auto-focusing program judges whether to finely tune this focusing picture.This flow process can utilize Fig. 9 to represent according to the flow chart of the auto-focusing compensation method of the image acquiring device shown by one embodiment of the invention.
First, detection module 120 detects the first touch control operation (step S902) for the first object be presented on Touch Screen 10.Then, image collection module 130 performs auto-focusing program, to obtain focusing picture (step S904).Step S902 and step S904 can refer to step S202 and step S204 related description, repeats no more in this.
In the present embodiment, image acquiring device 100 also comprises focusing picture judge module (not shown), after image collection module 130 obtains focusing picture, focusing picture judge module will judge whether focusing picture meets clear condition (step S906).In the present embodiment, judge that the foundation of clear condition can be the sharpness or the contrast that utilize representative image, the definition values of picture of must focusing with fast fetching, but the present invention is not as limit.
When picture judge module of focusing judges that focusing picture meets clear condition, image collection module 130 will take this focusing picture (step S908).In the present embodiment, when picture judge module of focusing judges that definition values is greater than default clear value, image collection module 130 directly will be taken this focusing picture and is stored to memory cell 20.
When picture judge module of focusing judges that focusing picture does not meet clear condition, adjustment interface is shown in Touch Screen 10 (step S910) by display module 110, and detection module 120 will be detected on second touch control operation (step S912) of adjustment interface, picture adjusting module 150 then can adjust focusing picture, to obtain new focusing picture (step S914) according to the second touch control operation.After picture adjusting module 150 obtains new focusing picture, image collection module 130 can take new focusing picture (step S916).Step S910 ~ S916 can refer to the related description of aforementioned paragraphs, repeats no more in this.
In sum, image acquiring device proposed by the invention and auto-focusing compensation method thereof, after it obtains focusing picture by the algorithm of auto-focusing program, import the secondary control scheme of adjustment interface, to provide user, this focusing picture is finely tuned, the operation result of auto-focusing program is compensated, to reduce the fuzzy pictures situation failed with focusing.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (11)
1. an auto-focusing compensation method for image acquiring device, is characterized in that, is applicable to the image acquiring device with Touch Screen, and this auto-focusing compensation method comprises:
Detect the first touch control operation for the first object be presented on this Touch Screen;
Perform auto-focusing program, to obtain focusing picture;
This first touch control operation accumulative stays in the time of staying of this first object, and judges this time of staying whether overtime threshold value; And
When this time of staying exceedes this time threshold, display adjustment interface in this Touch Screen, and is detected on the second touch control operation of this adjustment interface, adjusts this focusing picture according to this, and then obtains and take new focusing picture.
2. auto-focusing compensation method according to claim 1, is characterized in that, also comprise:
When detecting that this first touch control operation leaves this Touch Screen and this time of staying does not exceed this time threshold, take this focusing picture.
3. auto-focusing compensation method according to claim 1, is characterized in that, also comprise:
When detecting that this first touch control operation leaves this Touch Screen, the set point judging to be associated with this adjustment interface is set as opening or closing;
When this set point is set as opening, shows this adjustment interface in this Touch Screen, and be detected on this second touch control operation of this adjustment interface, adjust this focusing picture according to this, and then obtain and take this new focusing picture; And
When this set point is set as closing, take this focusing picture.
4. auto-focusing compensation method according to claim 3, is characterized in that, be detected on this second touch control operation of this adjustment interface, adjust this focusing picture according to this, and then the step obtaining this new focusing picture comprises:
Detect moving direction and the amount of movement of this second touch control operation, adjustment is associated with the first parameter of this image acquiring device; And
According to this first parameter after adjustment, adjust this focusing picture, thus obtain this new focusing picture.
5. auto-focusing compensation method according to claim 3, is characterized in that, be detected on this second touch control operation of this adjustment interface, adjust this focusing picture according to this, and then the step obtaining this new focusing picture comprises:
Detect moving direction and the amount of movement of this second touch control operation;
When this moving direction corresponds to horizontal direction, be associated with the second parameter of this image acquiring device according to the adjustment of this amount of movement;
When this moving direction corresponds to vertical direction, be associated with the 3rd parameter of this image acquiring device according to the adjustment of this amount of movement; And
According to this second parameter after adjustment and the 3rd parameter, adjust this focusing picture, thus obtain this new focusing picture.
6. auto-focusing compensation method according to claim 3, is characterized in that, be detected on this second touch control operation of this adjustment interface, adjust this focusing picture according to this, and then the step obtaining this new focusing picture comprises:
Display is associated with multiple parameters of this image acquiring device in this adjustment interface;
Detect the 3rd touch control operation for described multiple parameter; And
Detect moving direction and the amount of movement of this second touch control operation, adjustment is associated with the Selecting All Parameters of this image acquiring device, and wherein this Selecting All Parameters is the parameter of the 3rd touch control operation selected by among described multiple parameter; And
According to this Selecting All Parameters after adjustment, adjust this focusing picture, thus obtain this new focusing picture.
7. auto-focusing compensation method according to claim 3, is characterized in that, being detected on this second touch control operation of this adjustment interface, adjusts this focusing picture according to this, and then after the step obtaining this new focusing picture, also comprises:
Show this focusing picture and this new focusing picture in this adjustment interface simultaneously.
8. an image acquiring device, is characterized in that, comprising:
Touch Screen;
Memory cell, records multiple module; And
One or more processing unit, connects this Touch Screen and this memory cell, and to access and to perform in this memory cell the described multiple module recorded, described multiple module comprises:
Display module, shows the first object in this Touch Screen;
Detection module, detects the first touch control operation for this first object;
Image collection module, performs auto-focusing program, to obtain focusing picture;
Time judgment module, this first touch control operation accumulative stays in the time of staying of this first object, and judges this time of staying whether overtime threshold value; And
Picture adjusting module, when this time judgment module judges that this time of staying exceedes this time threshold, this display module display adjustment interface is in this Touch Screen, this detection module is detected on the second touch control operation of this adjustment interface, and this second touch control operation that this picture adjusting module is pursuant to this adjustment interface adjusts this focusing picture, and then obtain new focusing picture, and this image collection module takes this new focusing picture.
9. image acquiring device according to claim 8, it is characterized in that, when this detection module detects that this first touch control operation leaves this Touch Screen and this time judgment module judges that this time of staying does not exceed this time threshold, this image collection module takes this focusing picture.
10. image acquiring device according to claim 8, is characterized in that, also comprises:
Setting judge module, when this detection module detects that this first touch control operation leaves this Touch Screen, the set point that this setting judge module judges to be associated with this adjustment interface is set as opening or closing,
When this setting judge module judges that this set point is set as opening, this display module shows this adjustment interface in this Touch Screen, this detection module is detected on this second touch control operation of this adjustment interface, and this second touch control operation that this picture adjusting module is pursuant to this adjustment interface adjusts this focusing picture, and then obtain this new focusing picture, and this image collection module takes this new focusing picture, and
When this setting judge module judges that this set point is set as closing, this image collection module takes this focusing picture.
The auto-focusing compensation method of 11. 1 kinds of image acquiring devices, is characterized in that, is applicable to the image acquiring device with Touch Screen, and this auto-focusing compensation method comprises:
Detect the first touch control operation for the first object be presented on this Touch Screen;
Perform auto-focusing program, to obtain focusing picture;
Judge whether this focusing picture meets clear condition;
When this focusing picture meets this clear condition, take this focusing picture; And
When this focusing picture does not meet this clear condition, display adjustment interface in this Touch Screen, and is detected on the second touch control operation of this adjustment interface, adjusts this focusing picture according to this, and then obtains and take new focusing picture.
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| CN111866381A (en) * | 2020-07-08 | 2020-10-30 | Oppo广东移动通信有限公司 | Focusing method, device, equipment and computer readable storage medium |
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| WO2022007549A1 (en) * | 2020-07-08 | 2022-01-13 | Oppo广东移动通信有限公司 | Focusing method, apparatus and device, and computer-readable storage medium |
| CN111866381B (en) * | 2020-07-08 | 2022-05-10 | Oppo广东移动通信有限公司 | Focusing method, device, equipment and computer readable storage medium |
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| CN114926464A (en) * | 2022-07-20 | 2022-08-19 | 平安银行股份有限公司 | Image quality inspection method, image quality inspection device and system in double-recording scene |
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