CN102821247A - Display processing equipment and display processing method - Google Patents
Display processing equipment and display processing method Download PDFInfo
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- CN102821247A CN102821247A CN2011101508099A CN201110150809A CN102821247A CN 102821247 A CN102821247 A CN 102821247A CN 2011101508099 A CN2011101508099 A CN 2011101508099A CN 201110150809 A CN201110150809 A CN 201110150809A CN 102821247 A CN102821247 A CN 102821247A
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Abstract
The invention provides display processing equipment and a display processing method. The display processing method includes: obtaining a first exposure parameter; acquiring a first-frame image; obtaining a first preprocessing parameter based on the first exposure parameter; preprocessing the first-frame image based on the first preprocessing parameter so as to obtain a first preprocessed image; and displaying the first preprocessed image.
Description
Technical field
The present invention relates to show the field of processing, more specifically, the present invention relates to a kind of display processing device and display processing method.
Background technology
Using such as camera or having display processing device the portable set of camera model when taking, usually run into image quality in images captured under the current shooting condition (like brightness, contrast etc.) and make the unsatisfied situation of user.
In the display processing device of prior art, exist through image processing that the captured image of user is carried out playing up such as HDR automatically to obtain the method for adjusted image.Yet said method requires at first photographic images of user, and carries out image processing according to the captured image of user, and the user can't see the overview of the image after the image processing in advance.When the quality of the image after the user finds to handle is still unsatisfactory, need repeat to take once more and the process of adjustment once more, operation is comparatively complicated, and user experience is bad.
Summary of the invention
Because above-mentioned situation; The invention provides a kind of display processing device and display processing method; It can be presented at the preview image of carrying out the image after taking and adjusting under the current shooting condition in real time on the display screen of finding a view; Thereby it is disconnected and in time adjust accordingly to make things convenient for the user to carry out anticipation, has improved user experience.
According to the embodiment of the invention; A kind of Multi spot metering method is provided; Comprise: detect input of first gesture and the input of second gesture, to obtain corresponding at least one first touch point of first gesture input and at least one second touch point of importing corresponding to second gesture; Based on said first touch point, confirm first photometry region corresponding to said first gesture input; Based on said second touch point, confirm that wherein, said first photometry region is different from said second photometry region corresponding to second photometry region of said second gesture input; And said first photometry region and said second photometry region carried out photometry respectively, to obtain about first light value of first photometry region and about second light value of second photometry region.
Said Multi spot metering method also can comprise: based on said first light value and said second light value, obtain first exposure parameter corresponding with said first light value and second exposure parameter corresponding with said second light value.
Said Multi spot metering method also can comprise: based on said first light value and said second light value, obtain the 3rd exposure parameter.
Said Multi spot metering method also can comprise: based on said first light value and said second light value, obtain being used for confirming the yield value of sensitization dynamic range.
According to another embodiment of the present invention; A kind of Multi spot metering equipment is provided; Comprise: detecting unit; Detect input of first gesture and the input of second gesture, to obtain corresponding at least one first touch point of first gesture input and at least one second touch point of importing corresponding to second gesture; First confirms the unit, based on said first touch point, confirms first photometry region corresponding to said first gesture input; Second confirms the unit, based on said second touch point, confirms that wherein, said first photometry region is different from said second photometry region corresponding to second photometry region of said second gesture input; And the photometry unit, said first photometry region and said second photometry region are carried out photometry respectively, to obtain about first light value of first photometry region and about second light value of second photometry region.
Said Multi spot metering equipment also can comprise: the first acquisition unit based on said first light value and said second light value, obtains first exposure parameter corresponding with said first light value and second exposure parameter corresponding with said second light value.
Said Multi spot metering equipment also can comprise: the second acquisition unit based on said first light value and said second light value, obtains the 3rd exposure parameter.
Said Multi spot metering equipment also can comprise: the 3rd acquisition unit based on said first light value and said second light value, obtains being used for confirming the yield value of sensitization dynamic range.
According to another embodiment of the present invention; A kind of display processing device is provided; Comprise: touch display screen; Be configured to detect input of first gesture and the input of second gesture, to obtain corresponding at least one first touch point of first gesture input and at least one second touch point of importing corresponding to second gesture; Processor is configured to based on said first touch point, confirms first photometry region corresponding to said first gesture input; And, confirm that wherein, said first photometry region is different from said second photometry region corresponding to second photometry region of said second gesture input based on said second touch point; And photo-sensitive cell, said first photometry region and said second photometry region are carried out photometry respectively, to obtain about first light value of first photometry region and about second light value of second photometry region.
According to another embodiment of the present invention, a kind of display processing method is provided, comprising: obtain first exposure parameter; Gather first two field picture; Based on said first exposure parameter, obtain first pretreatment parameter; Based on said first pretreatment parameter, said first two field picture is carried out preliminary treatment, to obtain first pretreatment image; And show said first pretreatment image.
Said display processing method also can comprise: obtain to take instruction; Based on said shooting instruction, take according to said first pretreatment parameter; And store captured image.
Said display processing method also comprises: obtain second exposure parameter; Gather second two field picture; Based on said second exposure parameter, obtain second pretreatment parameter; Based on said second pretreatment parameter, said second two field picture is carried out preliminary treatment, to obtain said second pretreatment image; Synthetic said first pretreatment image and said second pretreatment image are to obtain composograph; And show said composograph.
It is one of following that said preliminary treatment comprises at least: exposure value and gamma curve correction; High optical pressure contracts; Histogram modification; And local luminance adapts to.
Said display processing method also can comprise: detect the gesture input for said first pretreatment image, to confirm the position of touch point on said first pretreatment image of said gesture input; And, adjust said first pretreatment parameter based on said position.
According to another embodiment of the present invention, a kind of display processing device is provided, comprising: first image acquisition units, gather first two field picture; First exposure parameter obtains the unit, obtains first exposure parameter; First pretreatment parameter obtains the unit, based on said first exposure parameter, obtains first pretreatment parameter; The first image pretreatment unit based on said first pretreatment parameter, carries out preliminary treatment to said first two field picture, to obtain first pretreatment image; And first display processing unit, show said first pretreatment image.
Said display processing device also can comprise: take instruction and obtain the unit, obtain to take instruction; Take the unit,, take according to said first pretreatment parameter based on said shooting instruction; And memory cell, store captured image.
Said display processing device also can comprise: second image acquisition units, gather second two field picture; Second exposure parameter obtains the unit, obtains second exposure parameter; Second pretreatment parameter obtains the unit, based on said second exposure parameter, obtains second pretreatment parameter; The second image pretreatment unit based on said second pretreatment parameter, carries out preliminary treatment to said second two field picture, to obtain said second pretreatment image; Synthetic said first pretreatment image of synthesis unit and said second pretreatment image are to obtain composograph; And second display processing unit, show said composograph.
Said display processing device also can comprise: detecting unit, detect the gesture input for said first pretreatment image, to confirm the position of touch point on said first pretreatment image of said gesture input; And adjustment unit, based on said position, adjust said first pretreatment parameter.
According to another embodiment of the present invention, a kind of display processing device is provided, comprising: camera lens module is configured to gather first two field picture; Processor is configured to obtain first exposure parameter; Based on said first exposure parameter, obtain first pretreatment parameter; Based on said first pretreatment parameter, said first two field picture is carried out preliminary treatment, to obtain first pretreatment image; And display, be configured to show said first pretreatment image.
In display processing device and display processing method thereof according to the embodiment of the invention; Through obtaining exposure parameter and image; Obtain pretreatment parameter based on exposure parameter, and based on pretreatment parameter first two field picture is carried out preliminary treatment to obtain pretreatment image, it can be presented at the preview image of carrying out the image after taking and adjusting under the current shooting condition in real time on the display screen of finding a view; Thereby it is disconnected and in time adjust accordingly to make things convenient for the user to carry out anticipation, has improved user experience.
Description of drawings
Fig. 1 is the flow chart of diagram according to the Multi spot metering method of the embodiment of the invention;
Fig. 2 is the flow chart of diagram according to the display processing method of the embodiment of the invention;
Fig. 3 is the block diagram of diagram according to the main configuration of the Multi spot metering equipment of the embodiment of the invention; And
Fig. 4 is the block diagram of diagram according to the main configuration of the display processing device of the embodiment of the invention.
Embodiment
Below will be described in detail with reference to the attached drawings the embodiment of the invention.
At first, will be with reference to the Multi spot metering method of figure 1 description according to the embodiment of the invention.For example can be applicable to such as camera or have the display processing device of the portable terminal of camera model according to the Multi spot metering method of the embodiment of the invention.Said display processing device comprises the display screen of finding a view that supplies user real time to check the state of finding a view.In addition, said display processing device also comprises touch sensing unit.Said touch sensing unit can with the range upon range of setting of the said display screen of finding a view.For example, said touch sensing unit can be arranged on the top of the said display screen of finding a view, to form touch display screen.
Particularly; When the Multi spot metering of the embodiment of the invention begins; Said display processing device for example can be in pickup standby state; That is, said display processing device obtains the image of photographed scene in real time through its included photo-sensitive cell, and is that unit is presented on the said touch display screen with the frame with it.
At this moment, if the user hopes to carry out Multi spot metering, it is used like the indication thing of finger and makes the gesture input operation of at least two points clicking simultaneously on the said touch display screen.At this moment; At step S101; Said Multi spot metering method is through said touch sensing unit detection user's input of first gesture and the input of second gesture, thereby acquisition is corresponding at least one first touch point of first gesture input and at least one second touch point of importing corresponding to second gesture.
After this, at step S102, said Multi spot metering method is confirmed first photometry region corresponding to said first gesture input based on said first touch point.Particularly, said Multi spot metering method is confirmed the relative position of said first touch point on said touch display screen, and according to said relative position, confirms first photometry region.For example, said Multi spot metering method can confirm with the diameter that said first touch point is the center to be that the border circular areas of 1cm is first photometry region.Again for example, said Multi spot metering method can confirm with the length of side that said first touch point is the upper left corner to be that the square area of 1cm is first photometry region.Certainly, the size of above-mentioned first photometry region and shape only are examples.It will be appreciated by those skilled in the art that said Multi spot metering method can confirm said first photometry region according to any predetermined set based on said first touch point.
At step S103, said Multi spot metering method confirms that based on said second touch point wherein, said first photometry region is different from said second photometry region corresponding to second photometry region of said second gesture input.Particularly, with the class of operation of step S102 seemingly, said Multi spot metering method is confirmed the relative position of said second touch point on said touch display screen, and according to said relative position, confirms second photometry region.For example, said Multi spot metering method can confirm with the diameter that said second touch point is the center to be that the border circular areas of 1cm is second photometry region.Again for example, said Multi spot metering method can confirm with the length of side that said second touch point is the upper left corner to be that the square area of 1cm is second photometry region.Certainly, the size of above-mentioned second photometry region and shape only are examples.It will be appreciated by those skilled in the art that said Multi spot metering method can confirm said second photometry region according to any predetermined set based on said second touch point.In addition; In second touch point of first touch point of user's first gesture input and the input of second gesture under nearer situation, first photometry region of confirming based on said first touch point with might overlap based on the second definite photometry region of said second touch point.In the case, said Multi spot metering method can be confirmed second photometry region as stated, also can second photometry region of confirming as stated be removed zone afterwards, said overlapping region and confirm as the second final photometry region.
In addition, it will be appreciated by those skilled in the art that the processing of above-mentioned steps S102 and S103 can be carried out according to the order shown in the flow chart, but can handle reversedly or concurrently.
After having confirmed first photometry region and second photometry region as stated, said Multi spot metering method proceeds to step S104.
At step S104, said Multi spot metering method is carried out photometry respectively to said first photometry region and said second photometry region, to obtain about first light value of first photometry region and about second light value of second photometry region.
For example, said Multi spot metering method can be carried out photometry through the reverberation that incides the said reference object on the said photo-sensitive cell according to said first photometry region, to obtain first light value about first photometry region.More specifically; Said Multi spot metering method can be confirmed in the photographed scene reference object corresponding to said first photometry region; And through included photo-sensitive cell in the said display processing device; Carry out photometry according to the reverberation that incides the said reference object on the said photo-sensitive cell, to obtain first light value about first photometry region.For example, said Multi spot metering method can use TTL (Through The Lens) Exposure Metering to obtain first light value about first photometry region.Certainly; Those skilled in the art can understand; Multi spot metering method according to the embodiment of the invention can be according to existing other various Exposure Meterings; Like a photometry, middle body photometry, central emphasis average metering, average metering pattern, multi-region photometry etc., said first photometry region is carried out photometry, to obtain first light value about said first photometry region.
Similarly, said Multi spot metering method can be carried out photometry through the reverberation that incides the said reference object on the said photo-sensitive cell according to said second photometry region, to obtain second light value about second photometry region.More specifically; Said Multi spot metering method can be confirmed in the photographed scene reference object corresponding to said second photometry region; And through included photo-sensitive cell in the said display processing device; Carry out photometry according to the reverberation that incides the said reference object on the said photo-sensitive cell, to obtain second light value about second photometry region.
Thus, obtained corresponding to first light value of first touch point and corresponding to second light value of second touch point, thereby realized carrying out photometry 2 in the display screen of finding a view.More than be that example is described with 2 photometries.Certainly, it will be understood by those skilled in the art that the Multi spot metering method of the embodiment of the invention is not limited to photometry is carried out in two touch points, but can be applied to similarly to as three or the multiple touch points Multi spot metering that carries out photometry more.
Thus, Multi spot metering method according to the embodiment of the invention has been described.In Multi spot metering method according to the embodiment of the invention; Confirm to correspond respectively to two photometry regions of two touch points based at least two touch points; And respectively said two photometry regions are carried out photometry to obtain at least two light values; Thus, the user can freely specify as required and will improve user experience greatly to its a plurality of zones of carrying out photometry.
After the Multi spot metering method according to the embodiment of the invention had obtained first light value and second light value corresponding to second photometry region corresponding to first photometry region, said Multi spot metering method can be used for various application with said first light value and second light value.
For example, said Multi spot metering method can obtain first exposure parameter corresponding with said first light value and second exposure parameter corresponding with said second light value based on said first light value and said second light value.Particularly, said Multi spot metering method can obtain first exposure parameter like aperture, shutter, ISO value etc. corresponding with said first light value based on said first light value.The method that obtains exposure parameter based on light value is known by those skilled in the art, is not described in detail in this.Similarly, said Multi spot metering method can obtain second exposure parameter like aperture, shutter, ISO value etc. corresponding with said second light value based on said second light value.Further, said Multi spot metering method can utilize said first exposure parameter and said second exposure parameter that captured image is carried out various image processing in follow-up shooting operation, plays up processing like HDR, to obtain the image of better quality.
As another example, said Multi spot metering method can obtain the 3rd exposure parameter based on said first light value and said second light value.Particularly; Said Multi spot metering method can be through after confirming first exposure parameter and second exposure parameter as stated; Through preset rule; As get first exposure parameter and second exposure parameter median, according to predetermined weight factor first exposure parameter and second exposure parameter are computed weighted etc., obtain the 3rd exposure parameter.Alternatively; Said Multi spot metering method also can be provided with the look-up table about the corresponding relation of first light value, second light value and the 3rd exposure parameter in advance; After obtaining said first light value and said second light value, directly obtain said the 3rd exposure parameter through said look-up table.Further, said Multi spot metering method can utilize said the 3rd exposure parameter to take in follow-up shooting operation, thereby obtains the image according to said the 3rd exposure parameter.
As another example, said Multi spot metering method also can obtain being used for confirming the yield value of sensitization dynamic range based on said first light value and said second light value.Particularly, for example, said Multi spot metering method can obtain average gray value based on said first light value and said second light value.After this, said Multi spot metering method compares with said average gray value with as the expectation gray value of benchmark, to obtain the yield value of its ratio as the dynamic range that is used for confirming photo-sensitive cell.After this, said Multi spot metering method can be controlled driving voltage, element Control Parameter of said photo-sensitive cell etc. based on said yield value, so that gradation of image satisfies user's expectation.
Below, will be with reference to the flow chart of figure 2 descriptions according to the display processing method of the embodiment of the invention.Be applied to such as camera equally or have the display processing device the portable terminal of camera model according to the display processing method of the embodiment of the invention.
As shown in Figure 2, at first,, obtain an exposure parameter according to the display processing method of the embodiment of the invention at step S201.
As stated, can obtain first light value and second light value according to the Multi spot metering method of the embodiment of the invention, and obtain first exposure parameter and second exposure parameter based on said first light value and said second light value.In this case, at step S201, said display processing method can obtain one of said first exposure parameter and second exposure parameter conduct exposure parameter here.
Alternatively, as stated, can obtain first light value and second light value according to the Multi spot metering method of the embodiment of the invention, and obtain the 3rd exposure parameter based on said first light value and said second light value.In this case, said display processing method can obtain said the 3rd exposure parameter conduct the exposure parameter here.
Alternatively, the said display processing method exposure parameter that also can obtain to obtain based on the method beyond the above-mentioned Multi spot metering method is as the exposure parameter here.Below, in the time of suitably, the exposure parameter that is obtained is called first exposure parameter.
At step S202, gather first two field picture according to the display processing method of the embodiment of the invention.Particularly, the photo-sensitive cell of said display processing method through comprising in the said display processing device, first two field picture of collection reference object.
After this, at step S203, said display processing method obtains first pretreatment parameter based on said first exposure parameter.For example, said display processing method can based on said first exposure parameter, obtain being used for said first two field picture is carried out first pretreatment parameter of exposure value and gamma curve correction through the mode like exposure value and gamma curve correction etc.Those skilled in the art can understand; Said display processing method also can be through other modes except that above-mentioned; For example high optical pressure contracts, histogram modification etc., obtains being used for said first two field picture is carried out corresponding pretreated first pretreatment parameter based on said first exposure parameter.Its concrete processing procedure is known by those skilled in the art, is not described in detail in this.
The processing that it is pointed out that above-mentioned steps S201-S203 can be carried out according to the order shown in the flow chart.For example, said display processing method can at first be gathered first two field picture, after this obtains first exposure parameter, and obtains first pretreatment parameter based on said first exposure parameter.
Through the processing of step S201-S203, said display processing method has obtained first two field picture and the first corresponding pretreatment parameter thereof.After this, at step S204, said display processing method carries out preliminary treatment based on said first pretreatment parameter to said first two field picture, to obtain first pretreatment image.More specifically, said display processing method to said first two field picture carry out as exposure value and gamma curve correction, high optical pressure contract, one or more preliminary treatment in the histogram modification etc., to obtain first pretreatment image.The picture quality of said first pretreatment image is higher than the picture quality as said first two field picture of original image.
After this, at step S205, said display processing method for example is presented at said first pretreatment image on the display screen of finding a view.
It is pointed out that here display processing method obtained is the pretreatment image before carrying out shooting operation, but not as the result's of actual photographed photographic images.In other words, if said display processing method obtain be carry out through the display processing method of the embodiment of the invention under the condition of current exposure parameter take and adjustment after with the preview image of the image that obtains.
In addition, alternatively, said display processing method also can comprise the step that said first pretreatment parameter is adjusted.Particularly, when the user was dissatisfied to the quality of current preview image, the user can adjust said first pretreatment parameter through predetermined gesture (for example, clicking gesture etc.).More specifically, said display processing method can detect the gesture input for said first pretreatment image, to confirm the position of touch point on said first pretreatment image of said gesture input.After this, said display processing method is adjusted said first pretreatment parameter based on said position.More specifically; Said display processing method is according to the position of said gesture input; Confirm to carry out to increase to operate to said first pretreatment parameter still to reduce operation; And according to the number of times that said gesture is imported, confirming increases or reduces the number of times of said first pretreatment parameter with predetermined stride, thereby said first pretreatment parameter is adjusted.Certainly, the type of the above-mentioned gesture input that said first pretreatment parameter is adjusted and corresponding method of adjustment only are examples.Those skilled in the art can adjust through other modes fully.For example, said gesture input can be the slip gesture.Said display processing method can be based on the direction of said slip gesture; Confirm to carry out to increase to operate to said first pretreatment parameter still to reduce operation; And according to the distance of said slip gesture; Confirm the adjustment amount of said first pretreatment parameter, thereby said first pretreatment parameter is adjusted.
It is pointed out that in the display processing method of the foregoing description, only obtain an exposure parameter, and corresponding image is carried out preliminary treatment according to this exposure parameter.Alternatively, at least two light values that the display processing method of the embodiment of the invention also can be obtained through the Multi spot metering method of the for example embodiment of the invention obtain at least two exposure parameters, will describe processing in this case below.
With like the class of operation of above-mentioned steps S201 and S202, said display processing method obtains second exposure parameter, and gathers second two field picture.After this, said display processing method obtains first pretreatment parameter and second pretreatment parameter based on said first exposure parameter and second exposure parameter respectively.Particularly, said display processing method obtains being used for said first two field picture and said second two field picture are carried out first pretreatment parameter and second pretreatment parameter that HDR is played up, and its processing procedure is known by those skilled in the art, is not described in detail in this.
After this; Said display processing method is according to said first pretreatment parameter and second pretreatment parameter; Respectively said first two field picture and said second two field picture are carried out preliminary treatment, thereby obtain first pretreatment image and second pretreatment image respectively, wherein; Said first pretreatment image is corresponding to first exposure parameter, and said second pretreatment image is corresponding to second exposure parameter.
After this, said display processing method carries out preliminary treatment with said first pretreatment image and said second pretreatment image.More specifically, said display processing method with said first pretreatment image and said second pretreatment image carry out HDR play up synthetic, thereby obtain composograph.The picture quality of said composograph is higher than as said first two field picture of original image and the picture quality of said second two field picture.
After this, substitute said first pretreatment image of demonstration in the foregoing description, in the present embodiment, said display processing method shows said composograph.Thus, the user can observe the composograph that has improved picture quality with respect to original first two field picture and second two field picture.
Below, will describe with a concrete example.For example; Under reversible-light shooting personage's scene; When the display processing method that uses prior art is found a view, viewfinder image is not carried out preliminary treatment, be in the viewfinder image that therefore obtains backlight for example as the personage's of reference object too dark brightness and for example as a setting the brightness of the sun is bright excessively; Picture quality is relatively poor, causes the follow-up picture quality that shooting obtained relatively poor equally.And in the display processing method of the embodiment of the invention; Through for example above-mentioned Multi spot metering method obtained for personage's first light value and for second light value of the sun; Obtain respectively to first pretreatment image of personage's exposure and second pretreatment image of making public, and said first pretreatment image and second pretreatment image are synthesized to obtain the composograph as viewfinder image to the sun.In said composograph; All obtained suitable adjustment as the personage's of reference object the brightness and the brightness of the sun as a setting; Make that personage's details can be clearer in the viewfinder image, picture quality is higher, causes the follow-up picture quality that shooting obtained higher.
More than, the display processing method according to the embodiment of the invention has been described.
Certainly, after the display processing method according to the embodiment of the invention obtained said first pretreatment image, when the user carried out the actual photographed operation, said display processing method also can comprise following processing.
At first, said display processing method obtains to take instruction through the shooting switch in the said display processing device.After this, said display processing method instructs in response to said shooting, takes according to first pretreatment parameter that above-mentioned steps S204 obtains, and stores captured image.Alternatively, said display processing method also can be taken according to said first exposure parameter, after this according to said first pretreatment parameter captured image is carried out aforesaid various image processing, and stores the image after the said image processing.
Thus, display processing method according to the embodiment of the invention has been described.In display processing method according to the embodiment of the invention; Through obtaining exposure parameter and image; Obtain pretreatment parameter based on exposure parameter; And image carried out preliminary treatment obtaining pretreatment image, if make the shooting of carrying out the embodiment of the invention under the condition that can be presented at current exposure parameter on the display screen of finding a view of image processing equipment in real time and adjustment preview image with the image that obtains.Compared with prior art, make things convenient for the quality of user's anticipation photographic images whether satisfactory, and adjust accordingly in advance, thereby improved user's experience.
More than, with reference to figure 1 and Fig. 2 Multi spot metering method and display processing method according to the embodiment of the invention have been described.Below, with Multi spot metering equipment and the display processing device described according to the embodiment of the invention.According to the display processing device of embodiment of the invention camera or have the portable terminal of camera model for example.Said Multi spot metering equipment is camera or have the photometry module in the portable terminal of camera model for example.Said display processing device can comprise the display screen of finding a view that supplies user real time to check the state of finding a view.
At first, will be with reference to the Multi spot metering equipment of figure 3 descriptions according to the embodiment of the invention.
Fig. 3 is the block diagram of diagram according to the Multi spot metering configuration of devices of the embodiment of the invention.As shown in Figure 3, comprise according to the Multi spot metering equipment 300 of the embodiment of the invention: detecting unit 301, first confirms that unit 302, second confirms unit 303 and photometry unit 304.
Wherein, said detecting unit 301 for example is a touch sensing unit, its can with the range upon range of setting of the said display screen of finding a view.For example, said touch sensing unit can be arranged on the top of the said display screen of finding a view, to form touch display screen.Said detecting unit 301 detections first gesture input and the input of second gesture are to obtain corresponding at least one first touch point of first gesture input and at least one second touch point of importing corresponding to second gesture.
First confirms unit 302 based on said first touch point, confirms first photometry region corresponding to said first gesture input.Particularly, first confirms unit 302 relative positions of definite said first touch point on said touch display screen, and according to said relative position, confirms first photometry region.For example, said first confirms that it is that the border circular areas of 1cm is first photometry region that unit 302 can be confirmed with the diameter that said first touch point is the center.Again for example, said first confirms that it is that the square area of 1cm is first photometry region that unit 302 can be confirmed with the length of side that said first touch point is the upper left corner.Certainly, the size of above-mentioned first photometry region and shape only are examples.It will be appreciated by those skilled in the art that said first confirms that unit 302 can confirm said first photometry region according to any predetermined set based on said first touch point.
Second confirms unit 303 based on said second touch point, confirms that wherein, said first photometry region is different from said second photometry region corresponding to second photometry region of said second gesture input.
Particularly, similar with first definite unit 302, said second confirms unit 303 relative positions of definite said second touch point on said touch display screen, and according to said relative position, confirms second photometry region.For example, said second confirms that it is that the border circular areas of 1cm is second photometry region that unit 303 can be confirmed with the diameter that said second touch point is the center.Again for example, said second confirms that it is that the square area of 1cm is second photometry region that unit 303 can be confirmed with the length of side that said second touch point is the upper left corner.Certainly, the size of above-mentioned second photometry region and shape only are examples.It will be appreciated by those skilled in the art that said second confirms that unit 303 can confirm said second photometry region according to any predetermined set based on said second touch point.In addition; In second touch point of first touch point of user's first gesture input and the input of second gesture under nearer situation, first photometry region of confirming based on said first touch point with might overlap based on the second definite photometry region of said second touch point.In the case, said second definite unit 303 can be confirmed second photometry region as stated, also can second photometry region of confirming as stated be removed zone afterwards, said overlapping region and confirm as the second final photometry region.
In addition, it will be appreciated by those skilled in the art that said first confirms that unit 302 and said second definite unit 303 can separately be set to two independently unit, also can merge to be set to a unit.
For example, said photometry unit 304 can be according to said first photometry region, and the reverberation of the reference object through institute's incident carries out photometry, to obtain first light value about first photometry region.More specifically, the reference object corresponding to said first photometry region can be confirmed in the photographed scene in said photometry unit 304, and carries out photometry according to the reverberation of the reference object of institute's incident, to obtain first light value about first photometry region.For example, said photometry unit 304 can use TTL (Through The Lens) Exposure Metering to obtain first light value about first photometry region.Certainly; Those skilled in the art can understand; Photometry unit 304 according to the embodiment of the invention can be according to existing other various Exposure Meterings; Like a photometry, middle body photometry, central emphasis average metering, average metering pattern, multi-region photometry etc., said first photometry region is carried out photometry, to obtain first light value about said first photometry region.
Similarly, said photometry unit 304 can be according to said second photometry region, and the reverberation of the reference object through institute's incident carries out photometry, to obtain second light value about second photometry region.More specifically; The reference object corresponding to said second photometry region can be confirmed in the photographed scene in said photometry unit 304; And carry out photometry through the reverberation that incides the said reference object on the said photo-sensitive cell, to obtain second light value about second photometry region.
Thus, obtained corresponding to first light value of first touch point and corresponding to second light value of second touch point, thereby realized carrying out photometry 2 in the display screen of finding a view.More than be that example is described with 2 photometries.Certainly, it will be understood by those skilled in the art that the Multi spot metering equipment of the embodiment of the invention is not limited to photometry is carried out in two touch points, but can be applied to similarly to as three or the multiple touch points Multi spot metering that carries out photometry more.
Thus, Multi spot metering equipment according to the embodiment of the invention has been described.In Multi spot metering equipment according to the embodiment of the invention; Confirm to correspond respectively to two photometry regions of two touch points based at least two touch points; And respectively said two photometry regions are carried out photometry to obtain at least two light values; Thus, the user can freely specify as required and will improve user experience greatly to its a plurality of zones of carrying out photometry.
Display processing device according to another embodiment of the present invention is described below.Said display processing device mainly comprises touch display screen, processor and photo-sensitive cell.Wherein, Said touch display screen is for example through forming the touch sensor arranged stacked on display screen; It is configured to detect input of first gesture and the input of second gesture, to obtain corresponding at least one first touch point of first gesture input and at least one second touch point of importing corresponding to second gesture.Said processor for example is CPU (CPU), and itself and said touch display screen signal are coupled, and are configured to based on said first touch point, confirms first photometry region corresponding to said first gesture input; And, confirm that wherein, said first photometry region is different from said second photometry region corresponding to second photometry region of said second gesture input based on said second touch point.Said photo-sensitive cell for example is CCD (charge coupled device) or CMOS (complementary metal oxide semiconductors (CMOS)) device; Itself and said processor signal are coupled; And be configured to said first photometry region and said second photometry region are carried out photometry respectively, to obtain about first light value of first photometry region and about second light value of second photometry region.The operating process of said touch display screen, processor and photo-sensitive cell is not described in detail in this with reference to combining the described Multi spot metering method of Fig. 1.
After the Multi spot metering equipment according to the embodiment of the invention had obtained first light value and second light value corresponding to second photometry region corresponding to first photometry region, said Multi spot metering equipment can be used for various application with said first light value and second light value.
For example, said Multi spot metering equipment can comprise the first acquisition unit, and it obtains first exposure parameter corresponding with said first light value and second exposure parameter corresponding with said second light value based on said first light value and said second light value.Particularly, the said first acquisition unit can obtain first exposure parameter like aperture, shutter, ISO value etc. corresponding with said first light value based on said first light value.The method that obtains exposure parameter based on light value is known by those skilled in the art, is not described in detail in this.Similarly, the said first acquisition unit can obtain second exposure parameter like aperture, shutter, ISO value etc. corresponding with said second light value based on said second light value.Further; In follow-up shooting operation; Said display processing device said first exposure parameter capable of using and said second exposure parameter are carried out various image processing to captured image, play up processing like HDR, to obtain the image of better quality.
As another example, said Multi spot metering equipment can comprise the second acquisition unit, and it obtains the 3rd exposure parameter based on said first light value and said second light value.Particularly; Said after passing through to confirm first exposure parameter and second exposure parameter as stated; The said second acquisition unit can be through preset rule; As get first exposure parameter and second exposure parameter median, according to predetermined weight factor first exposure parameter and second exposure parameter are computed weighted etc., obtain the 3rd exposure parameter.Alternatively; The said second acquisition unit also can be provided with the look-up table about the corresponding relation of first light value, second light value and the 3rd exposure parameter in advance; After obtaining said first light value and said second light value, directly obtain said the 3rd exposure parameter through said look-up table.Further, in follow-up shooting operation, said display processing device said the 3rd exposure parameter capable of using is taken, thereby obtains the image according to said the 3rd exposure parameter.
As another example, said Multi spot metering equipment also can comprise the 3rd acquisition unit, and it obtains being used for confirming the yield value of sensitization dynamic range based on said first light value and said second light value.Particularly, for example, said the 3rd acquisition unit can obtain average gray value based on said first light value and said second light value.After this, said the 3rd acquisition unit compares with said average gray value with as the expectation gray value of benchmark, to obtain the yield value of its ratio as the dynamic range that is used for confirming photo-sensitive cell.After this, said Multi spot metering equipment can be controlled driving voltage, element Control Parameter of said photo-sensitive cell etc. based on said yield value, so that gradation of image satisfies user's expectation.
Below, will the display processing device according to the embodiment of the invention be described with reference to Fig. 4.As shown in Figure 4, comprise according to the display processing device 400 of the embodiment of the invention: first image acquisition units 401, first exposure parameter obtain unit 402, first pretreatment parameter obtains unit 403, the first image pretreatment unit 404 and first display processing unit 405.
Wherein, first image acquisition units 401 for example comprises photo-sensitive cell, and it gathers first two field picture.
First exposure parameter obtains unit 402 and obtains an exposure parameter.Particularly, as stated, can obtain first light value and second light value according to the Multi spot metering equipment of the embodiment of the invention, and obtain first exposure parameter and second exposure parameter based on said first light value and said second light value.In this case, said first exposure parameter obtains unit 402 and can obtain one of said first exposure parameter and second exposure parameter conduct exposure parameter here.
Alternatively, as stated, can obtain first light value and second light value according to the Multi spot metering equipment of the embodiment of the invention, and obtain the 3rd exposure parameter based on said first light value and said second light value.In this case, said first exposure parameter obtains unit 402 and can obtain said the 3rd exposure parameter conduct the exposure parameter here.
Alternatively, said first exposure parameter obtains unit 402 also can pass method and exposure parameter conduct the exposure parameter here that obtains except that above-mentioned.Below, in the time of suitably, the exposure parameter that is obtained is called first exposure parameter.
First pretreatment parameter obtains unit 403 based on said first exposure parameter, obtains first pretreatment parameter.For example, said first pretreatment parameter obtains unit 403 and can based on said first exposure parameter, obtain being used for said first two field picture is carried out first pretreatment parameter of exposure value and gamma curve correction through the mode like exposure value and gamma curve correction etc.Those skilled in the art can understand; Said first pretreatment parameter obtains unit 403 also can be through other modes except that above-mentioned; For example high optical pressure contracts, histogram modification etc., obtains being used for said first two field picture is carried out corresponding pretreated first pretreatment parameter based on said first exposure parameter.Its concrete processing procedure is known by those skilled in the art, is not described in detail in this.
The first image pretreatment unit 404 carries out preliminary treatment based on said first pretreatment parameter to said first two field picture, to obtain first pretreatment image.More specifically, 404 pairs of said first two field pictures of the said first image pretreatment unit carry out as exposure value and gamma curve correction, high optical pressure contract, one or more preliminary treatment in the histogram modification etc., to obtain first pretreatment image.The picture quality of said first pretreatment image is higher than the picture quality as said first two field picture of original image.
First display processing unit 405 is presented at said first pretreatment image on the display screen of for example finding a view.
It is pointed out that here display processing device obtained is the pretreatment image before carrying out shooting operation, but not as the result's of actual photographed photographic images.In other words, if said display processing device obtain be carry out through the display processing device of the embodiment of the invention under the condition of current exposure parameter take and adjustment after with the preview image of the image that obtains.
In addition, alternatively, said display processing device also can comprise and is used for unit that said first pretreatment parameter is adjusted.Particularly, when the user was dissatisfied to the quality of current preview image, the user can adjust said first pretreatment parameter through predetermined gesture (for example, clicking gesture etc.).In this embodiment, said display processing device can also comprise: detecting unit, detect the gesture input for said first pretreatment image, to confirm the position of touch point on said first pretreatment image of said gesture input; And adjustment unit, based on said position, adjust said first pretreatment parameter.
More specifically, said detecting unit for example is a touch sensing unit.Said adjustment unit is according to the position of said gesture input; Confirm to carry out to increase to operate to said first pretreatment parameter still to reduce operation; And according to the number of times of said gesture input; Confirming increases or reduces the number of times of said first pretreatment parameter with predetermined stride, thereby said first pretreatment parameter is adjusted.Certainly, the type of the above-mentioned gesture input that said first pretreatment parameter is adjusted and corresponding method of adjustment only are examples.Those skilled in the art can adjust through other modes fully.For example, said gesture input can be the slip gesture.Said adjustment unit can be based on the direction of said slip gesture; Confirm to carry out to increase to operate to said first pretreatment parameter still to reduce operation; And according to the distance of said slip gesture; Confirm the adjustment amount of said first pretreatment parameter, thereby said first pretreatment parameter is adjusted.
It is pointed out that in the display processing device of the foregoing description, only obtain an exposure parameter, and corresponding image is carried out preliminary treatment according to this exposure parameter.Alternatively, at least two light values that the display processing device of the embodiment of the invention also can be obtained through the Multi spot metering equipment of the for example embodiment of the invention obtain at least two exposure parameters, will describe in this case configuration and operation below.
In this embodiment, said display processing device also comprises: second image acquisition units, second exposure parameter obtain the unit, second pretreatment parameter obtains unit, the second image pretreatment unit, synthesis unit and second display processing unit.
With the configuration of said first image acquisition units and class of operation seemingly, said second image acquisition units for example can comprise photo-sensitive cell, it gathers second two field picture.It is pointed out that said first image acquisition units can separately be set to two different unit with said second image acquisition units, also can merge to be set to a unit.
With the configuration of said first image acquisition units and class of operation seemingly, said second exposure parameter obtains the unit and obtains second exposure parameter.
Said second pretreatment parameter obtains the unit based on said second exposure parameter, obtains second pretreatment parameter.Particularly, said second pretreatment parameter obtains the unit and obtains being used for said second two field picture is carried out second pretreatment parameter that HDR is played up, and its processing procedure is known by those skilled in the art, is not described in detail in this.
The said second image pretreatment unit carries out preliminary treatment based on said second pretreatment parameter to said second two field picture, to obtain said second pretreatment image.
Synthetic said first pretreatment image of said synthesis unit and said second pretreatment image are to obtain composograph.More specifically, said synthesis unit with said first pretreatment image and said second pretreatment image carry out HDR play up synthetic, thereby obtain composograph.The picture quality of said composograph is higher than as said first two field picture of original image and the picture quality of said second two field picture.
After this, substitute said first display processing unit, first pretreatment image, in the present embodiment, said second display processing unit shows said composograph.
More than, the display processing device according to the embodiment of the invention has been described.
Certainly, after the display processing device according to the embodiment of the invention obtained said first pretreatment image, when the user carried out the actual photographed operation, said display processing device also can be carried out photographing process.Correspondingly, said display processing device can comprise that taking instruction obtains the unit, takes unit and memory cell.
Wherein, said shooting instruction obtains the unit and obtains to take instruction.Said shooting unit instructs based on said shooting, takes according to said first pretreatment parameter.Alternatively, said shooting unit also can be taken according to said first exposure parameter, after this according to said first pretreatment parameter captured image is carried out aforesaid various image processing.Said memory cell is stored in captured image or handled image in the inside or external memory storage of said display processing device.
Display processing device according to another embodiment of the present invention is described below.Said display processing device comprises camera lens module, processor and display.Said camera lens module is configured to gather first two field picture.Said processor for example is CPU (CPU), and itself and said camera lens module signal are coupled, and are configured to obtain first exposure parameter; Based on said first exposure parameter, obtain first pretreatment parameter; Based on said first pretreatment parameter, said first two field picture is carried out preliminary treatment, to obtain first pretreatment image.Said display for example is LCD (liquid crystal) display screen, and it is configured to show said first pretreatment image.The operation with reference of said camera lens module, said processor and said display combines the described image processing method of Fig. 2, is not described in detail in this.It is pointed out that the display processing device according to the embodiment of the invention also can comprise the memory like storage card, be used to store the photographic images of gained after the actual photographed.
Thus, display processing device according to the embodiment of the invention has been described.In display processing device according to the embodiment of the invention; Through obtaining exposure parameter and image; Obtain pretreatment parameter based on exposure parameter; And image carried out preliminary treatment obtaining pretreatment image, if make the shooting of carrying out the embodiment of the invention under the condition that can be presented at current exposure parameter on the display screen of finding a view of image processing equipment in real time and adjustment preview image with the image that obtains.Compared with prior art, make things convenient for the quality of user's anticipation photographic images whether satisfactory, and adjust accordingly in advance, thereby improved user's experience.
More than, referring to figs. 1 through Fig. 4 Multi spot metering Apparatus for () and method therefor and image processing equipment and method thereof according to the embodiment of the invention have been described.
Need to prove; In this manual; Term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability; Thereby make to comprise that process, method, article or the equipment of a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or also be included as this process, method, article or equipment intrinsic key element.Under the situation that do not having much more more restrictions, the key element that limits by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises said key element and also have other identical element.
At last, need to prove also that above-mentioned a series of processing not only comprise the processing of carrying out by the time sequence with order described here, and comprise parallel or respectively rather than the processing of carrying out in chronological order.
Through the description of above execution mode, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential hardware platform, can certainly all implement through hardware.Based on such understanding; All or part of can the coming out that technical scheme of the present invention contributes to background technology with the embodied of software product; This computer software product can be stored in the storage medium, like ROM/RAM, magnetic disc, CD etc., comprises that some instructions are with so that a computer equipment (can be a personal computer; Server, the perhaps network equipment etc.) carry out the described method of some part of each embodiment of the present invention or embodiment.
In embodiments of the present invention, units/modules can realize with software, so that carried out by various types of processors.For instance, the executable code module of a sign can comprise the one or more physics or the logical block of computer instruction, and for instance, it can be built as object, process or function.However; The executable code of institute's identification module need not to be physically located in together; But can comprise the different instruction on being stored in the coordination not, and when combining on these command logics, the regulation purpose that it constitutes units/modules and realizes this units/modules.
When units/modules can utilize software to realize; Consider the level of existing hardware technology; So can be with the units/modules of software realization; Do not considering under the condition of cost that those skilled in the art can build the corresponding hardware circuit and realize corresponding function, said hardware circuit comprises conventional ultra-large integrated (VLSI) circuit or gate array and the existing semiconductor such as logic chip, transistor or other discrete element.Module can also be used programmable hardware device, such as realizations such as field programmable gate array, programmable logic array, programmable logic devices.
More than the present invention has been carried out detailed introduction, used concrete example among this paper principle of the present invention and execution mode set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. display processing method comprises:
Obtain first exposure parameter;
Gather first two field picture;
Based on said first exposure parameter, obtain first pretreatment parameter;
Based on said first pretreatment parameter, said first two field picture is carried out preliminary treatment, to obtain first pretreatment image; And
Show said first pretreatment image.
2. display processing method as claimed in claim 1 also comprises:
Obtain to take instruction;
Based on said shooting instruction, take according to said first pretreatment parameter; And
Store captured image.
3. display processing method as claimed in claim 1 also comprises:
Obtain second exposure parameter;
Gather second two field picture;
Based on said second exposure parameter, obtain second pretreatment parameter;
Based on said second pretreatment parameter, said second two field picture is carried out preliminary treatment, to obtain said second pretreatment image;
Synthetic said first pretreatment image and said second pretreatment image are to obtain composograph; And
Show said composograph.
4. display processing method as claimed in claim 1, wherein, it is one of following that said preliminary treatment comprises at least:
Exposure value and gamma curve correction;
High optical pressure contracts;
Histogram modification; And
Local luminance adapts to.
5. display processing method as claimed in claim 1 also comprises:
Detection is for the gesture input of said first pretreatment image, to confirm the position of touch point on said first pretreatment image of said gesture input; And
Based on said position, adjust said first pretreatment parameter.
6. display processing device comprises:
First image acquisition units is gathered first two field picture;
First exposure parameter obtains the unit, obtains first exposure parameter;
First pretreatment parameter obtains the unit, based on said first exposure parameter, obtains first pretreatment parameter;
The first image pretreatment unit based on said first pretreatment parameter, carries out preliminary treatment to said first two field picture, to obtain first pretreatment image; And
First display processing unit shows said first pretreatment image.
7. display processing device as claimed in claim 6 also comprises:
Take instruction and obtain the unit, obtain to take instruction;
Take the unit,, take according to said first pretreatment parameter based on said shooting instruction; And
Memory cell is stored captured image.
8. display processing device as claimed in claim 6 also comprises:
Second image acquisition units is gathered second two field picture;
Second exposure parameter obtains the unit, obtains second exposure parameter;
Second pretreatment parameter obtains the unit, based on said second exposure parameter, obtains second pretreatment parameter;
The second image pretreatment unit based on said second pretreatment parameter, carries out preliminary treatment to said second two field picture, to obtain said second pretreatment image;
Synthesis unit, synthetic said first pretreatment image and said second pretreatment image are to obtain composograph; And
Second display processing unit shows said composograph.
9. display processing device as claimed in claim 6 also comprises:
Detecting unit detects the gesture input for said first pretreatment image, to confirm the position of touch point on said first pretreatment image of said gesture input; And
Adjustment unit based on said position, is adjusted said first pretreatment parameter.
10. display processing device comprises:
Camera lens module is configured to gather first two field picture;
Processor is configured to obtain first exposure parameter; Based on said first exposure parameter, obtain first pretreatment parameter; Based on said first pretreatment parameter, said first two field picture is carried out preliminary treatment, to obtain first pretreatment image; And
Display is configured to show said first pretreatment image.
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