CN104751419A - Picture display regulation method and terminal - Google Patents
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- CN104751419A CN104751419A CN201510098610.4A CN201510098610A CN104751419A CN 104751419 A CN104751419 A CN 104751419A CN 201510098610 A CN201510098610 A CN 201510098610A CN 104751419 A CN104751419 A CN 104751419A
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Abstract
The embodiment of the invention discloses a picture display regulation method and terminal. The method includes the steps of receiving an input picture display instruction, responding to the picture display instruction, detecting the skin forlorn average value of human faces in a picture to be displayed, determining the skin color types which figures in the picture to be displayed belong to according to the skin color average value, obtaining a color correction value and a luminance correction value which are stored in advance and matched with the skin color types, and regulating the picture to be displayed according to the color correction value and the luminance correction value. By means of the picture display regulation method and terminal, the display effect of the picture can be regulated on different terminals, and the display effects of the same picture on different terminals can be kept consistent.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of photo vision-control method and terminal.
Background technology
At present, when user uses terminal (as smart mobile phone, panel computer, IPAD etc.) to carry out taking pictures or checking photo, because the configuration of the LCD display of different terminals is different, the human face photo on different terminals has different colour of skin display effects.There are two kinds of situations: one uses present terminal to take pictures, and no matter how takes user and all think that the colour of skin display effect in photo is bad in practice; Another kind is fine in the photo display effect of present terminal photographs, but when user is shared with other users this photo, different on the photo that the terminal of other users shows and present terminal is not the effect wanted.
Summary of the invention
Embodiments provide a kind of photo vision-control method and terminal, the display effect of photo can be regulated on different terminals, the display effect of same photo on different terminals is consistent.
Embodiment of the present invention first aspect discloses a kind of photo vision-control method, comprising:
Receive the photo idsplay order of input;
Respond described photo idsplay order, detect the colour of skin mean value of face in photo to be shown;
According to described colour of skin mean value, determine the colour of skin type belonging to personage in described photo to be shown;
Obtain prestore with the color correction value of described colour of skin type matching and intensity correction values, and according to described color correction value and described intensity correction values, described photo to be shown to be regulated.
Embodiment of the present invention second aspect discloses a kind of terminal, comprising:
Receiving element, for receiving the photo idsplay order of input;
Detecting unit, for responding described photo idsplay order, detects the colour of skin mean value of face in photo to be shown;
Determining unit, for according to described colour of skin mean value, determines the colour of skin type belonging to personage in described photo to be shown;
Acquiring unit is that prestore with color correction value that is described colour of skin type matching and intensity correction values for obtaining;
Regulon, for according to described color correction value and described intensity correction values, regulates described photo to be shown.
In the embodiment of the present invention, terminal is receiving the photo idsplay order of input, respond this photo idsplay order, after detecting the colour of skin mean value of face in photo to be shown, according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage, further, terminal obtain prestore with the color correction value of this colour of skin type matching and intensity correction values, and according to color correction value and intensity correction values, photo to be shown to be regulated.Pass through the embodiment of the present invention, terminal, before output photo to be shown, first according to the colour of skin type in photo to be shown belonging to personage, can obtain and the color correction value of this colour of skin type matching and intensity correction values, after this photo to be shown is regulated, just export photo to be shown.Visible, different terminals, before display photo, all can regulate by first comparison film, thus can regulate the display effect of photo on different terminals, the display effect of same photo on different terminals is consistent.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of photo vision-control method disclosed in the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of another kind of photo vision-control method disclosed in the embodiment of the present invention;
Fig. 3 is the schematic flow sheet of another kind of photo vision-control method disclosed in the embodiment of the present invention;
Fig. 4 is the structural representation of a kind of terminal disclosed in the embodiment of the present invention;
Fig. 5 is the structural representation of another kind of terminal disclosed in the embodiment of the present invention;
Fig. 6 is the structural representation of another kind of terminal disclosed in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the invention discloses a kind of photo vision-control method and terminal, the display effect of photo can be regulated on different terminals, the display effect of same photo on different terminals is consistent.Below be described in detail respectively.
In the embodiment of the present invention, this terminal can include but not limited to smart mobile phone, panel computer, notebook computer, palm PC, PAD etc. terminal.Wherein, the operating system of this terminal can include but not limited to Android operation system, IOS, Symbian (Saipan) operating system, Black Berry (blackberry, blueberry) operating system, Windows Phone8 operating system etc., and the embodiment of the present invention does not limit.
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of a kind of photo vision-control method disclosed in the embodiment of the present invention.As shown in Figure 1, the method can comprise the following steps:
The photo idsplay order of S101, reception input.
Particularly, terminal receives user carries out operating input photo idsplay order for the thumbnail icon of photo to be shown, and this photo idsplay order can comprise user click or double-click that the thumbnail icon of this photo to be shown triggers.
In the embodiment of the present invention, terminal needs first to obtain photo, could receive the photo idsplay order inputted for this photo.In one embodiment, terminal is before the photo idsplay order receiving input, and terminal needs first to open photograph album, then receives the photo idsplay order for the photo input in this photograph album.In another embodiment, terminal also first can receive the photographing instruction of input, responds this photographing instruction and takes pictures to preview image, after obtaining photo, and the photo idsplay order inputted for this Photo Receiver.
S102, response photo idsplay order, detect the colour of skin mean value of face in photo to be shown.
In the embodiment of the present invention, terminal response photo idsplay order, detects the colour of skin mean value of face in photo to be shown.
Particularly, terminal can obtain the coordinate of face, the rgb value of the face of each coordinate points region of further collection, carry out summation to RGB (red, green, blue) value of the face that all coordinate points collect to average, and determine the colour of skin mean value of this mean value as face in photo to be shown.
In the embodiment of the present invention, terminal LCD display screen adopt be RGB color standard, on a display screen, be by electron gun beat screen red, green, blue three-colour light-emitting extremely on produce color.All colours on terminal display screen, is all mixed according to different ratios by the blue three kinds of coloured light of this red green.One group of red green blueness is exactly a minimum unit of display.Any one color on screen can be recorded by one group of rgb value and be expressed.This RGB (red, green, blue) value respectively has 256 grades of brightness, with numeral be from 0,1,2......255.
For example, the rgb value supposing the face that terminal collects in each coordinate points region is A1, A2, A3.......An, then terminal can calculate the colour of skin mean value A of face in this photo to be shown is (A1+A2+A3+.....An)/n, wherein, A1, A2, A3.......An are the round values in 0 ~ 255, n be greater than 0 positive integer.
S103, according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage.
In the embodiment of the present invention, terminal, according to colour of skin mean value, determines that the specific implementation of the colour of skin type in photo to be shown belonging to personage can comprise the following steps:
11) from database, inquire about the skin tone value scope belonging to described colour of skin mean value;
12) when inquiring described colour of skin mean value and belonging to some skin tone value scopes, according to the matching relationship of described skin tone value scope and described colour of skin type, the colour of skin type belonging to personage in described photo to be shown is determined.
In the embodiment of the present invention, terminal is previously stored with the skin tone value scope of global ethnic group in a database, and such as: white skin tone value scope is A1 ~ An, the skin tone value scope of yellow is B1 ~ Bn, and the skin tone value scope of black race is C1 ~ Cn.
It should be noted that, in the embodiment of the present invention, only consider the ethnic group that distribution on global is more, such as: white people, yellow and black race etc.
As the optional embodiment of one, in above-mentioned steps 11) after, when inquiring described colour of skin mean value and being between certain two skin tone value scope, can also comprise the following steps:
13) obtain the system language of terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes;
14) colour of skin type that described minimum skin tone value scope is mated is determined;
15) judge whether nationality's language corresponding to colour of skin type that described minimum skin tone value scope is mated mates with described system language, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
In the embodiment of the present invention, when terminal inquiry is between certain two skin tone value scope to colour of skin mean value, such as: colour of skin mean value is A, An<A<B1, now this colour of skin mean value is the subset that A does not belong within the scope of any one skin tone value, this colour of skin mean value for A may be due to user's long-term life and the colour of skin that changes this user original causes in certain particular surroundings, such as, if white people live in seashore for a long time, because seashore is stronger for sunshine, this white colour of skin may turn yellow gradually, even gradually, blackening, thus the average skin tone value of these white people after chronic sun exposure will between white skin tone value scope and the skin tone value scope of yellow.
When terminal directly cannot inquire the skin tone value scope belonging to this colour of skin mean value from database, terminal needs to perform step 13) obtain the system language of terminal, and the minimum skin tone value scope obtained in two skin tone value scopes, wherein, this system language is the language of terminal demonstration, as Chinese or English.Terminal is after getting the minimum skin tone value scope in two skin tone value scopes, first from the matching relationship of skin tone value scope and colour of skin type, determine the colour of skin type that minimum skin tone value scope is mated, further, whether nationality's language corresponding to the terminal judges minimum skin tone value scope colour of skin type of mating mates with this system language, if coupling, show that the colour of skin type that this minimum skin tone value scope is mated is just the colour of skin type in photo to be shown belonging to personage.
For example, suppose that the colour of skin mean value of face in the photo to be shown that terminal detects is between skin tone value scope (A1, and skin tone value scope (B1 An), Bn) between, wherein, skin tone value scope (A1, An) skin tone value scope (B1 is less than, Bn), terminal get system language for English, minimum skin tone value scope in two the skin tone value scopes got is (A1, An), further, terminal is from the matching relationship of skin tone value scope and colour of skin type, determine minimum skin tone value scope (A1, the colour of skin type of An) mating is white people, and in nationality's language corresponding with white people, have English, Russian, French and other language, English in nationality's language corresponding to these white people of terminal judges is consistent with the English that terminal system shows, then terminal can determine that the colour of skin type in this photo to be shown belonging to personage is white people.
It should be noted that, it is considered that generalized case in the embodiment of the present invention, namely native generally arranges system language in terminal system is mother tongue, and the system language arranged as American is English, and the system language that Chinese are arranged is Chinese.
As the optional embodiment of another kind, in above-mentioned steps 11) after, when inquiring described colour of skin mean value and being between certain two skin tone value scope, can also comprise the following steps:
16) obtain the geographic position residing for terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes;
17) colour of skin type that described minimum skin tone value scope is mated is determined;
18) judge whether geographic position corresponding to colour of skin type that described minimum skin tone value scope is mated mates with the geographic position residing for described terminal, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
In this embodiment, when terminal directly cannot inquire the skin tone value scope belonging to this colour of skin mean value from database, terminal can perform step 16) geographic position of acquisition residing for terminal, and obtain the minimum skin tone value scope in two skin tone value scopes.Terminal, after getting the geographic position residing for terminal, can determine the region belonging to this geographic position further, such as: the region belonging to this geographic position is China.Suppose in step 17) in terminal determine that the colour of skin type that minimum skin tone value scope mates is yellow, and yellow is generally Chinese, geographic position residing for Chinese is generally positioned at regional, after geographic position corresponding to this minimum skin tone value scope of terminal judges colour of skin type of mating is mated with the geographic position residing for terminal, terminal can determine that the colour of skin type in this photo to be shown belonging to personage is yellow.
It should be noted that, only consider general situation in the embodiment of the present invention, and go on a tour abroad for Chinese, residing geographic position is that the situation in foreign region is not taken into account.
S104, obtain prestore with the color correction value of colour of skin type matching and intensity correction values.
In the embodiment of the present invention, because the frequency response (frequency response) of human eye and LCD is different, after same object imaging, color has deviation, and this color correction value (Color Correction) is for correcting the imaging effect that this deviation has reached identical with human eye.Due to the photoelectric conversion element of terminal built-in, produce nonlinear electric signal, cause luminance deviation to the brightness of linear transformations, this intensity correction values (Gamma Correction) is in order to correct this deviation.Gamma corrects can strengthen contrast and dynamic range.
In one embodiment, after step s 103, and before step S104, terminal need the colour of skin mean value of face in the photo current to be shown first judging to detect with prestore whether consistent with the default colour of skin threshold value of the colour of skin type matching belonging to personage in the current photo to be shown determined, if judged result is inconsistent, then perform step S104 obtain prestore with the color correction value of colour of skin type matching and the step of intensity correction values, if consistent, then directly export photo to be shown, or process ends.
S105, according to color correction value and intensity correction values, photo to be shown to be regulated.
In the embodiment of the present invention, terminal is according to color correction value and intensity correction values, and regulate the color of photo to be shown and brightness, the photo effect that the photo effect exported to make terminal and human eye are seen is consistent.
As the optional embodiment of one, after step S105, terminal can also perform following steps:
Photo to be shown after Drazin inverse.
In the method flow described by Fig. 1, terminal is receiving the photo idsplay order of input, respond this photo idsplay order, after detecting the colour of skin mean value of face in photo to be shown, according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage, further, terminal obtain prestore with the color correction value of this colour of skin type matching and intensity correction values, and according to color correction value and intensity correction values, photo to be shown to be regulated.Pass through the embodiment of the present invention, terminal, before output photo to be shown, first according to the colour of skin type in photo to be shown belonging to personage, can obtain and the color correction value of this colour of skin type matching and intensity correction values, after this photo to be shown is regulated, just export photo to be shown.Visible, different terminals, before display photo, all can regulate by first comparison film, thus can regulate the display effect of photo on different terminals, the display effect of same photo on different terminals is consistent.
Refer to Fig. 2, Fig. 2 is the schematic flow sheet of another kind of photo vision-control method disclosed in the embodiment of the present invention.As shown in Figure 2, the method can comprise the following steps:
Instruction checked by the photograph album that S201, terminal receive input.
In the embodiment of the present invention, terminal is taken pictures in advance, and by the photo storage after taking pictures in photograph album, terminal receives user and checks instruction for the photograph album of photograph album mark input, wherein, this photograph album is designated the identify label of this photograph album, can be album name or photo album icon, the embodiment of the present invention is not construed as limiting, and this photograph album checks that instruction can be that user click or the mode double-clicking this photograph album mark trigger.
Instruction checked by S202, terminal response photograph album, opens photograph album.
In the embodiment of the present invention, instruction checked by terminal response photograph album, after opening photograph album, on the interface at this photograph album place, can export the thumbnail of all photos in this photograph album or the identification list of all photos, wherein, the mark in this identification list is made up of string number or character or the combination of the two, as Chinese or digital or several combination etc. of English character, the embodiment of the present invention is not construed as limiting.
S203, terminal receive the photo idsplay order for the photo input in photograph album.
In the embodiment of the present invention, when the photo in photograph album shows with the form of thumbnail, terminal can receive the photo idsplay order that the thumbnail for certain photo in photograph album inputs, when the photo in photograph album shows with the form of identification list, terminal can receive the photo idsplay order for certain the mark input in the identification list in photograph album.
S204, terminal response photo idsplay order, detect the colour of skin mean value of face in photo to be shown.
S205, terminal, according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage.
S206, terminal judges colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of colour of skin type matching, if inconsistent, perform step S207 ~ S209, if unanimously, perform step S209.
In the embodiment of the present invention, the standard skin tone value that this default colour of skin threshold value is mated for global ethnic group that terminal prestores, this standard skin tone value is the skin tone value that this ethnic group colour of skin normally shows.Such as, the colour of skin threshold value that white people are mated is between A1 ~ An, and the colour of skin threshold value that yellow is mated is between B1 ~ Bn, and the colour of skin threshold value that black race is mated is between C1 ~ Cn.
In the embodiment of the present invention, in step S205, after terminal determines the colour of skin type in photo to be shown belonging to personage, terminal judge further colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of colour of skin type matching, if inconsistent, show that the colour of skin of the face in this photo to be shown is not the normal colour of skin, need to regulate, if consistent, show that the colour of skin of the face in photo to be shown is the normal colour of skin, do not need to regulate.
S207, terminal obtain prestore with the color correction value of colour of skin type matching and intensity correction values.
S208, terminal, according to color correction value and intensity correction values, regulate photo to be shown.
S209, terminal export photo to be shown.
In the embodiment of the present invention, when terminal judges colour of skin mean value in step S206 with prestore inconsistent with the default colour of skin threshold value of the colour of skin type matching time, through step S208 terminal according to color correction value and intensity correction values, after regulating photo to be shown, terminal can perform the photo to be shown after step S209 Drazin inverse; When terminal judges colour of skin mean value in step S206 with prestore consistent with the default colour of skin threshold value of the colour of skin type matching time, terminal directly can perform step S209 and export photo to be shown.
As the optional embodiment of one, the specific implementation that step S209 terminal exports photo to be shown can comprise the following steps:
11) export information, this information is for pointing out input information to be verified;
12) information to be verified of this information of response input is received;
13) verify that whether this information to be verified is consistent with the default authorization information pre-set;
14) if verify, this information to be verified is consistent with default authorization information, then export photo to be shown.
In the embodiment of the present invention, in step 11) in, terminal can export for pointing out the information inputting information to be verified; And terminal can export the information input port to be verified for inputting information to be verified.
In this embodiment, this information to be verified can include but not limited to any one and several combinations in password to be verified, finger print information to be verified, shape of face information to be verified, iris information to be verified, retinal information to be verified and voiceprint to be verified.
In this embodiment, this default authorization information pre-set can include but not limited to default authentication password, presets checking finger print information, presets checking shape of face information, presets checking iris information, presets checking retinal information and preset any one and several combinations in checking voiceprint.
In this embodiment, above-mentioned default authorization information can comprise fingerprint string information and input time corresponding to each fingerprint; So correspondingly, verify that whether information to be verified is consistent with default authorization information can comprise the following steps:
Whether checking fingerprint string is identical with the fingerprint string that default authorization information comprises, and whether the difference of the input time of identical fingerprints is all less than preset value, if checking fingerprint string is identical with the fingerprint string that default authorization information comprises, and the difference of the input time of identical fingerprints is all less than preset value, so can verify that information to be verified is consistent with default authorization information; Otherwise, verify information to be verified and default authorization information inconsistent.Wherein, by implementing this embodiment, can prevent disabled user from terminal, opening privacy protection mode, thus can effectively prevent terminal from wantonly being operated by disabled user.
In the method flow described by Fig. 2, instruction checked by the photograph album that terminal is receiving input, instruction checked by response photograph album, after opening photograph album, further reception is for the photo idsplay order of the photo input in photograph album, and respond photo idsplay order, detect the colour of skin mean value of face in photo to be shown, and further according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage, when terminal judges colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of colour of skin type matching, if inconsistent, terminal obtain prestore with the color correction value of colour of skin type matching and intensity correction values, and according to color correction value and intensity correction values, after photo to be shown is regulated, photo to be shown after terminal Drazin inverse, if consistent, terminal directly exports photo to be shown.Pass through the embodiment of the present invention, need to check photograph album user, before terminal exports photo to be shown, terminal first can judge whether the face complexion in photo to be shown meets and preset colour of skin threshold value, if meet, directly export photo, if do not meet, at output photo after terminal can first regulate photo to be shown, thus the display effect of same photo on different terminals can be made to be consistent.
Refer to Fig. 3, Fig. 3 is the schematic flow sheet of another kind of photo vision-control method disclosed in the embodiment of the present invention.As shown in Figure 3, the method can comprise the following steps:
S301, terminal receive the photographing instruction of input.
In the embodiment of the present invention, terminal can receive the photographing instruction of user's input, as: user clicks the target button in terminal, this target button can be arranged on terminating machine mechanical key with it, or the software key icon that the application software being loaded into terminal shows at the display interface of terminal, the embodiment of the present invention does not limit, or, terminal can the photographing instruction that automatically generates of receiving system, as: the shooting order automatically snapped is carried out at special time.
S302, terminal response photographing instruction are taken pictures to preview image, obtain photo.
In the embodiment of the present invention, terminal, after receiving above-mentioned photographing instruction, just can be taken pictures to preview image by built-in taking module, obtains photo.
S303, terminal receive the photo idsplay order of input.
In the embodiment of the present invention, terminal receives the photo idsplay order for the above-mentioned photo input obtained of taking pictures, and wherein, interface display of taking pictures could directly be clicked or double-click to this photo idsplay order photo thumbnail target mode by user triggers.
S304, terminal response photo idsplay order, detect the colour of skin mean value of face in photo to be shown.
S305, terminal, according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage.
S306, terminal judges colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of colour of skin type matching, if inconsistent, perform step S307 ~ S309, if unanimously, perform step S309.
S307, terminal obtain prestore with the color correction value of colour of skin type matching and intensity correction values.
S308, terminal, according to color correction value and intensity correction values, regulate photo to be shown.
S309, terminal export photo to be shown.
In the method flow described by Fig. 3, terminal receives the photographing instruction of input, response photographing instruction is taken pictures to preview image, after obtaining photo, terminal can receive the photo idsplay order of input further, response photo idsplay order, detect the colour of skin mean value of face in photo to be shown, and according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage, further, terminal judges colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of colour of skin type matching, if inconsistent, terminal obtain prestore with the color correction value of colour of skin type matching and intensity correction values, and according to color correction value and intensity correction values, after photo to be shown is regulated, photo to be shown after terminal Drazin inverse, if consistent, terminal directly exports photo to be shown.Pass through the embodiment of the present invention, take pictures user, before photo display, terminal first can judge whether the face complexion in photo to be shown meets and preset colour of skin threshold value, if meet, directly export photo, if do not meet, at output photo after terminal can first regulate photo to be shown, thus the display effect of same photo on different terminals can be made to be consistent.
Be apparatus of the present invention embodiment below, the method that apparatus of the present invention embodiment realizes for performing the inventive method embodiment one to three, for convenience of explanation, illustrate only the part relevant to the embodiment of the present invention, concrete ins and outs do not disclose, and please refer to the embodiment of the present invention one, embodiment two and embodiment three.
Refer to Fig. 4, Fig. 4 is the structural representation of a kind of terminal disclosed in the embodiment of the present invention, and as shown in Figure 4, this terminal 400 can comprise: receiving element 401, detecting unit 402, determining unit 403, acquiring unit 404 and regulon 405, wherein:
Receiving element 401, for receiving the photo idsplay order of input.
Particularly, receiving element 401 receives user carries out operating input photo idsplay order for the thumbnail icon of photo to be shown, and this photo idsplay order can comprise user click or double-click that the thumbnail icon of this photo to be shown triggers.
In the embodiment of the present invention, terminal needs first to obtain photo, could receive the photo idsplay order inputted for this photo.In one embodiment, terminal is before the photo idsplay order receiving input, and terminal needs first to open photograph album, then receives the photo idsplay order for the photo input in this photograph album.In another embodiment, terminal also first can receive the photographing instruction of input, responds this photographing instruction and takes pictures to preview image, after obtaining photo, and the photo idsplay order inputted for this Photo Receiver.
Detecting unit 402, for responding photo idsplay order, detects the colour of skin mean value of face in photo to be shown.
In the embodiment of the present invention, detecting unit 402 responds photo idsplay order, detects the colour of skin mean value of face in photo to be shown.
Particularly, terminal can obtain the coordinate of face, the rgb value of the face of each coordinate points region of further collection, carry out summation to RGB (red, green, blue) value of the face that all coordinate points collect to average, and determine the colour of skin mean value of this mean value as face in photo to be shown.
In the embodiment of the present invention, terminal LCD display screen adopt be RGB color standard, on a display screen, be by electron gun beat screen red, green, blue three-colour light-emitting extremely on produce color.All colours on terminal display screen, is all mixed according to different ratios by the blue three kinds of coloured light of this red green.One group of red green blueness is exactly a minimum unit of display.Any one color on screen can be recorded by one group of rgb value and be expressed.This RGB (red, green, blue) value respectively has 256 grades of brightness, with numeral be from 0,1,2......255.
For example, the rgb value supposing the face that terminal collects in each coordinate points region is A1, A2, A3.......An, then terminal can calculate the colour of skin mean value A of face in this photo to be shown is (A1+A2+A3+.....An)/n, wherein, A1, A2, A3.......An are the round values in 0 ~ 255, n be greater than 0 positive integer.
Determining unit 403, for according to colour of skin mean value, determines the colour of skin type in photo to be shown belonging to personage.
In the embodiment of the present invention, determining unit 403, according to colour of skin mean value, determines that the specific implementation of the colour of skin type in photo to be shown belonging to personage can comprise the following steps:
11) from database, inquire about the skin tone value scope belonging to described colour of skin mean value;
12) when inquiring described colour of skin mean value and belonging to some skin tone value scopes, according to the matching relationship of described skin tone value scope and described colour of skin type, the colour of skin type belonging to personage in described photo to be shown is determined.
In the embodiment of the present invention, terminal is previously stored with the skin tone value scope of global ethnic group in a database, and such as: white skin tone value scope is A1 ~ An, the skin tone value scope of yellow is B1 ~ Bn, and the skin tone value scope of black race is C1 ~ Cn.
It should be noted that, in the embodiment of the present invention, only consider the ethnic group that distribution on global is more, such as: white people, yellow and black race etc.
As the optional embodiment of one, in above-mentioned steps 11) after, when inquiring described colour of skin mean value and being between certain two skin tone value scope, can also comprise the following steps:
13) obtain the system language of terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes;
14) colour of skin type that described minimum skin tone value scope is mated is determined;
15) judge whether nationality's language corresponding to colour of skin type that described minimum skin tone value scope is mated mates with described system language, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
In the embodiment of the present invention, when terminal inquiry is between certain two skin tone value scope to colour of skin mean value, such as: colour of skin mean value is A, An<A<B1, now this colour of skin mean value is the subset that A does not belong within the scope of any one skin tone value, this colour of skin mean value for A may be due to user's long-term life and the colour of skin that changes this user original causes in certain particular surroundings, such as, if white people live in seashore for a long time, because seashore is stronger for sunshine, this white colour of skin may turn yellow gradually, even gradually, blackening, thus the average skin tone value of these white people after chronic sun exposure will between white skin tone value scope and the skin tone value scope of yellow.
When terminal directly cannot inquire the skin tone value scope belonging to this colour of skin mean value from database, terminal needs to perform step 13) obtain the system language of terminal, and the minimum skin tone value scope obtained in two skin tone value scopes, wherein, this system language is the language of terminal demonstration, as Chinese or English.Terminal is after getting the minimum skin tone value scope in two skin tone value scopes, first from the matching relationship of skin tone value scope and colour of skin type, determine the colour of skin type that minimum skin tone value scope is mated, further, whether nationality's language corresponding to the terminal judges minimum skin tone value scope colour of skin type of mating mates with this system language, if coupling, show that the colour of skin type that this minimum skin tone value scope is mated is just the colour of skin type in photo to be shown belonging to personage.
For example, suppose that the colour of skin mean value of face in the photo to be shown that terminal detects is between skin tone value scope (A1, and skin tone value scope (B1 An), Bn) between, wherein, skin tone value scope (A1, An) skin tone value scope (B1 is less than, Bn), terminal get system language for English, minimum skin tone value scope in two the skin tone value scopes got is (A1, An), further, terminal is from the matching relationship of skin tone value scope and colour of skin type, determine minimum skin tone value scope (A1, the colour of skin type of An) mating is white people, and in nationality's language corresponding with white people, have English, Russian, French and other language, English in nationality's language corresponding to these white people of terminal judges is consistent with the English that terminal system shows, then terminal can determine that the colour of skin type in this photo to be shown belonging to personage is white people.
It should be noted that, it is considered that generalized case in the embodiment of the present invention, namely native generally arranges system language in terminal system is mother tongue, and the system language arranged as American is English, and the system language that Chinese are arranged is Chinese.
As the optional embodiment of another kind, in above-mentioned steps 11) after, when inquiring described colour of skin mean value and being between certain two skin tone value scope, can also comprise the following steps:
16) obtain the geographic position residing for terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes;
17) colour of skin type that described minimum skin tone value scope is mated is determined;
18) judge whether geographic position corresponding to colour of skin type that described minimum skin tone value scope is mated mates with the geographic position residing for described terminal, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
In this embodiment, when terminal directly cannot inquire the skin tone value scope belonging to this colour of skin mean value from database, terminal can perform step 16) geographic position of acquisition residing for terminal, and obtain the minimum skin tone value scope in two skin tone value scopes.Terminal, after getting the geographic position residing for terminal, can determine the region belonging to this geographic position further, such as: the region belonging to this geographic position is China.Suppose in step 17) in terminal determine that the colour of skin type that minimum skin tone value scope mates is yellow, and yellow is generally Chinese, geographic position residing for Chinese is generally positioned at regional, after geographic position corresponding to this minimum skin tone value scope of terminal judges colour of skin type of mating is mated with the geographic position residing for terminal, terminal can determine that the colour of skin type in this photo to be shown belonging to personage is yellow.
It should be noted that, only consider general situation in the embodiment of the present invention, and go on a tour abroad for Chinese, residing geographic position is that the situation in foreign region is not taken into account.
Acquiring unit 404 is that prestore with color correction value that is colour of skin type matching and intensity correction values for obtaining.
In the embodiment of the present invention, because the frequency response (frequency response) of human eye and LCD is different, after same object imaging, color has deviation, and this color correction value (Color Correction) is for correcting the imaging effect that this deviation has reached identical with human eye.Due to the photoelectric conversion element of terminal built-in, produce nonlinear electric signal, cause luminance deviation to the brightness of linear transformations, this intensity correction values (Gamma Correction) is in order to correct this deviation.Gamma corrects can strengthen contrast and dynamic range.
Regulon 405, for according to color correction value and intensity correction values, regulates photo to be shown.
In the embodiment of the present invention, terminal is according to color correction value and intensity correction values, and regulate the color of photo to be shown and brightness, the photo effect that the photo effect exported to make terminal and human eye are seen is consistent.
As the optional embodiment of one,
Above-mentioned receiving element 401, also for before the photo idsplay order receiving input, receives the photographing instruction of input.
Above-mentioned acquiring unit 404, also takes pictures to preview image for responding photographing instruction, obtains photo.
Refer to Fig. 5, Fig. 5 is the structural representation of another kind of terminal disclosed in the embodiment of the present invention, wherein, terminal shown in Fig. 5 is that the enterprising one-step optimization in basis of terminal shown in Fig. 4 obtains, compared with the terminal shown in Fig. 4, terminal shown in Fig. 5, except comprising unit all in terminal shown in Fig. 4, can also comprise and open unit 406, wherein:
Above-mentioned receiving element 401, instruction checked by the photograph album also for receiving input.
In the embodiment of the present invention, terminal is taken pictures in advance, and by the photo storage after taking pictures in photograph album, terminal receives user and checks instruction for the photograph album of photograph album mark input, wherein, this photograph album is designated the identify label of this photograph album, can be album name or photo album icon, the embodiment of the present invention is not construed as limiting, and this photograph album checks that instruction can be that user click or the mode double-clicking this photograph album mark trigger.
Opening unit 406, checking instruction for responding photograph album, open photograph album.
In the embodiment of the present invention, instruction checked by terminal response photograph album, after opening photograph album, on the interface at this photograph album place, can export the thumbnail of all photos in this photograph album or the identification list of all photos, wherein, the mark in this identification list is made up of string number or character or the combination of the two, as Chinese or digital or several combination etc. of English character, the embodiment of the present invention is not construed as limiting.
The specific implementation that above-mentioned receiving element 401 receives the photo idsplay order of input is: receive the photo idsplay order for the photo input in photograph album.
As the optional embodiment of one, the determining unit 403 shown in Fig. 5 can comprise:
Inquiry subelement 4031, for inquiring about the skin tone value scope belonging to colour of skin mean value from database.
Determine subelement 4032, for inquire when described inquiry subelement 4031 colour of skin mean value belong to some skin tone value scopes time, according to the matching relationship of skin tone value scope and colour of skin type, determine the colour of skin type in photo to be shown belonging to personage.
Refer to Fig. 6, Fig. 6 is the structural representation of another kind of terminal disclosed in the embodiment of the present invention, wherein, terminal shown in Fig. 6 is that the enterprising one-step optimization in basis of terminal shown in Fig. 5 obtains, compared with the terminal shown in Fig. 5, terminal shown in Fig. 6 is except all unit comprising the terminal shown in Fig. 5, and the determining unit 403 shown in Fig. 6 can also comprise:
Obtain subelement 4033, for inquire when described inquiry subelement 4031 described colour of skin mean value be between certain two skin tone value scope time, the system language of acquisition terminal, and obtains the minimum skin tone value scope in described two skin tone value scopes.
Above-mentionedly determine subelement 4032, also for determining the colour of skin type that minimum skin tone value scope is mated.
Judgment sub-unit 4034, for judging whether nationality's language corresponding to colour of skin type that described minimum skin tone value scope is mated mates with described system language, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
As the optional embodiment of one,
Above-mentioned acquisition subelement 4033, also for inquire when described inquiry subelement 4031 described colour of skin mean value be between certain two skin tone value scope time, obtain the geographic position residing for terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes.
Above-mentionedly determine subelement 4032, also for determining the colour of skin type that minimum skin tone value scope is mated.
Above-mentioned judgment sub-unit 4034, also for judging whether geographic position corresponding to colour of skin type that described minimum skin tone value scope is mated mates with the geographic position residing for described terminal, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
As the optional embodiment of another kind, the terminal shown in Fig. 6 can also comprise:
Judging unit 407, after determining the colour of skin type in described photo to be shown belonging to personage in described determining unit 403, and described acquiring unit 404 obtain that prestore with color correction value that is described colour of skin type matching and intensity correction values before, judge described colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of described colour of skin type matching.
Above-mentioned acquiring unit 404, specifically for judge when described judging unit 407 described colour of skin mean value with prestore inconsistent with the default colour of skin threshold value of the described colour of skin type matching time, obtain and the color correction value of described colour of skin type matching and intensity correction values.
In the terminal shown in Fig. 4, Fig. 5 and Fig. 6, receiving element 401 is receiving the photo idsplay order of input, detecting unit 402 responds this photo idsplay order, after detecting the colour of skin mean value of face in photo to be shown, determining unit 403 is according to colour of skin mean value, determine the colour of skin type in photo to be shown belonging to personage, further, acquiring unit 404 obtain prestore with the color correction value of this colour of skin type matching and intensity correction values, regulon 405, according to color correction value and intensity correction values, regulates photo to be shown.Pass through the embodiment of the present invention, terminal 400, before output photo to be shown, first according to the colour of skin type in photo to be shown belonging to personage, can obtain and the color correction value of this colour of skin type matching and intensity correction values, after this photo to be shown is regulated, just export photo to be shown.Visible, different terminals, before display photo, all can regulate by first comparison film, thus can regulate the display effect of photo on different terminals, the display effect of same photo on different terminals is consistent.
It should be noted that, for each embodiment of the method aforesaid, in order to simple description, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the application is not by the restriction of described sequence of movement, because according to the application, certain some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in instructions all belongs to preferred embodiment, and involved action and unit might not be that the application is necessary.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, in certain embodiment, there is no the part described in detail, can see the associated description of other embodiments.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (14)
1. a photo vision-control method, is characterized in that, comprising:
Receive the photo idsplay order of input;
Respond described photo idsplay order, detect the colour of skin mean value of face in photo to be shown;
According to described colour of skin mean value, determine the colour of skin type belonging to personage in described photo to be shown;
Obtain prestore with the color correction value of described colour of skin type matching and intensity correction values, and according to described color correction value and described intensity correction values, described photo to be shown to be regulated.
2. method according to claim 1, is characterized in that, before the photo idsplay order of described reception input, described method also comprises:
Instruction checked by the photograph album receiving input;
Respond described photograph album and check instruction, open photograph album;
The described photo idsplay order receiving input, comprising:
Receive the photo idsplay order for the photo input in described photograph album.
3. method according to claim 1, is characterized in that, before the photo idsplay order of described reception input, described method also comprises:
Receive the photographing instruction of input;
Respond described photographing instruction to take pictures to preview image, obtain photo.
4. method according to claim 1, is characterized in that, described according to described colour of skin mean value, determines the colour of skin type belonging to personage in described photo to be shown, comprising:
The skin tone value scope belonging to described colour of skin mean value is inquired about from database;
When inquiring described colour of skin mean value and belonging to some skin tone value scopes, according to the matching relationship of described skin tone value scope and described colour of skin type, determine the colour of skin type belonging to personage in described photo to be shown.
5. method according to claim 4, is characterized in that, described method also comprises:
When inquiring described colour of skin mean value and being between certain two skin tone value scope, obtain the system language of terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes;
Determine the colour of skin type that described minimum skin tone value scope is mated;
Judge whether nationality's language corresponding to colour of skin type that described minimum skin tone value scope is mated mates with described system language, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
6. method according to claim 4, is characterized in that, described method also comprises:
When inquiring described colour of skin mean value and being between certain two skin tone value scope, obtain the geographic position residing for terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes;
Determine the colour of skin type that described minimum skin tone value scope is mated;
Judge whether geographic position corresponding to colour of skin type that described minimum skin tone value scope is mated mates with the geographic position residing for described terminal, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
7. the method according to any one of claim 1 ~ 6, it is characterized in that, after the described colour of skin type determined in described photo to be shown belonging to personage, and described acquisition prestore with the color correction value of described colour of skin type matching and intensity correction values before, described method also comprises:
Judge described colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of described colour of skin type matching;
If inconsistent, then perform described acquisition and the described color correction value of colour of skin type matching and the step of intensity correction values.
8. a terminal, is characterized in that, comprising:
Receiving element, for receiving the photo idsplay order of input;
Detecting unit, for responding described photo idsplay order, detects the colour of skin mean value of face in photo to be shown;
Determining unit, for according to described colour of skin mean value, determines the colour of skin type belonging to personage in described photo to be shown;
Acquiring unit is that prestore with color correction value that is described colour of skin type matching and intensity correction values for obtaining;
Regulon, for according to described color correction value and described intensity correction values, regulates described photo to be shown.
9. terminal according to claim 8, is characterized in that,
Described receiving element, instruction checked by the photograph album also for receiving input;
Described terminal also comprises:
Opening unit, checking instruction for responding described photograph album, open photograph album;
The specific implementation that described receiving element receives the photo idsplay order of input is:
Receive the photo idsplay order for the photo input in described photograph album.
10. terminal according to claim 8, is characterized in that,
Described receiving element, also for receiving the photographing instruction of input;
Described acquiring unit, also takes pictures to preview image for responding described photographing instruction, obtains photo.
11. terminals according to claim 8, is characterized in that, described determining unit, comprising:
Inquiry subelement, for inquiring about the skin tone value scope belonging to described colour of skin mean value from database;
Determine subelement, for inquire when described inquiry subelement described colour of skin mean value belong to some skin tone value scopes time, according to the matching relationship of described skin tone value scope and described colour of skin type, determine the colour of skin type belonging to personage in described photo to be shown.
12. terminals according to claim 11, is characterized in that, described determining unit also comprises:
Obtain subelement, for inquire when described inquiry subelement described colour of skin mean value be between certain two skin tone value scope time, the system language of acquisition terminal, and obtains the minimum skin tone value scope in described two skin tone value scopes;
Describedly determine subelement, also for determining the colour of skin type that described minimum skin tone value scope is mated;
Judgment sub-unit, for judging whether nationality's language corresponding to colour of skin type that described minimum skin tone value scope is mated mates with described system language, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
13. terminals according to claim 11, is characterized in that, described determining unit also comprises:
Obtain subelement, for inquire when described inquiry subelement described colour of skin mean value be between certain two skin tone value scope time, the geographic position of acquisition residing for terminal, and obtain the minimum skin tone value scope in described two skin tone value scopes;
Describedly determine subelement, also for determining the colour of skin type that described minimum skin tone value scope is mated;
Judgment sub-unit, for judging whether geographic position corresponding to colour of skin type that described minimum skin tone value scope is mated mates with the geographic position residing for described terminal, if coupling, determine that colour of skin type that described minimum skin tone value scope mates is as the colour of skin type in described photo to be shown belonging to personage.
Terminal described in 14. according to Claim 8 ~ 13 any one, is characterized in that, described terminal also comprises:
Judging unit, for determine the colour of skin type in described photo to be shown belonging to personage in described determining unit after, and described acquiring unit obtain that prestore with color correction value that is described colour of skin type matching and intensity correction values before, judge described colour of skin mean value with prestore whether consistent with the default colour of skin threshold value of described colour of skin type matching;
Described acquiring unit, specifically for judge when described judging unit described colour of skin mean value with prestore inconsistent with the default colour of skin threshold value of the described colour of skin type matching time, obtain and the color correction value of described colour of skin type matching and intensity correction values.
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