CN104320578A - Method for performing self-shot soft light compensation on basis of screen luminance - Google Patents
Method for performing self-shot soft light compensation on basis of screen luminance Download PDFInfo
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- CN104320578A CN104320578A CN201410566123.1A CN201410566123A CN104320578A CN 104320578 A CN104320578 A CN 104320578A CN 201410566123 A CN201410566123 A CN 201410566123A CN 104320578 A CN104320578 A CN 104320578A
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Abstract
The invention relates to a method for performing self-shot soft light compensation on basis of screen luminance. After a shutter is pressed, the screen luminance is adjusted, light compensation is performed on a human face, then a camera hardware is driven for taking a picture, time of the uniform speed adjustment of the screen luminance from minimum luminance to maximum luminance is no less than preset adjustment time, the screen luminance is adjusted to simultaneously display one of patterns with various non-pure colors, and a soft light lamp with different effects is formed according to pattern selecting set so that soft light compensation is performed on the human face. By means of the method for performing self-shot soft light compensation on basis of screen luminance, own screen luminance of a mobile device is improved, colors and patterns with various soft lights can be set on a screen, thereby, self-shot pictures that are photographed are good in colors and excellent in human skin color, multiple matching modes are provided, and a user can solve problems caused by environmental lights through selection.
Description
Technical field
The present invention relates to electronic equipment to take pictures ancillary technique, more particularly, relate to a kind of method of carrying out the compensation of auto heterodyne sheen based on screen intensity.
Background technology
In actual life, we often can use mobile device to autodyne, but sometimes due to the relation of environment, the tone of shooting photo out can tend to surround lighting, has a strong impact on the effect of auto heterodyne.
Chinese invention patent application 201410231812.7 discloses a kind of method of Intelligent adjustment lightness when taking pictures detected based on ambient brightness, for promoting quality of taking pictures under the conditions such as low light half-light, comprise ambient brightness detecting step and brightness regulation step.Whether ambient brightness detecting step is insufficient light for detecting current environment, just performs brightness regulation step when taking pictures when detecting that ambient light is not enough; Brightness regulation step is by the brightness of the camera frame per second raising photo of the photographing device of reduction user use or when user uses front-facing camera, by adding on the screen of the photographing device that a solid background uses to user, described screen intensity being adjusted to and maximumly carrying out BLC.
Foregoing invention has the following disadvantages:
1, improving suddenly screen can make human eye be not suitable with instantaneous strong light, causes pupil speed to shrink, and eyes can close or frown to conditioned reflex, shooting portrait out not nature, slice Quality Down;
2, use pure color screen, then the light that the light that screen centre position is launched can be launched than screen edge is strong, thus the light causing shooting to supplement is uneven, and image quality is not good.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of colour of skin situation improving auto heterodyne face, image quality is good, the method for carrying out the compensation of auto heterodyne sheen based on screen intensity that slice is looked natural.
Technical scheme of the present invention is as follows:
A kind of method of carrying out the compensation of auto heterodyne sheen based on screen intensity, press soon behind the door, adjustment screen intensity, carries out light filling to face, then drive camera hardware to take pictures, at the uniform velocity adjust screen intensity and be no less than default regulation time from the darkest to the brightest time; Adjustment screen intensity shows the one in the pattern of multiple ninsolid color simultaneously, and the selection according to pattern sets, and forms the soft light of different-effect, carries out sheen compensation to face.
As preferably, screen intensity is from being the most secretly adjusted to the brightest regulation time preset for being no less than 1 second.
As preferably, according to different brightness and pattern, soft light is defined as dissimilar, before pressing shutter, carries out selective gist in advance.
As preferably, the type of soft light comprises high light, sheen, catchlights, colour of skin light.
As preferably, solid centered by the pattern that high light is corresponding; The pattern that sheen is corresponding is clathrate; Pattern corresponding to catchlights is for have white light field in the first half.
As preferably, described colour of skin light is the color lump that adds lustre to that the pattern of screen display comprises screen top, and the colour of skin of screen bottom plays up color lump, the transition color lump in the middle part of screen, and transition color lump is that color lump to the colour of skin of adding lustre to plays up the gradual transition of color lump.
As preferably, allow that color lump is played up to add lustre to color lump and the colour of skin and carry out self-defined setting, types of patterns is expanded.
As preferably, when camera hardware carries out live preview, if need to change the pattern or brightness that are used for sheen, then add lustre to color lump, the colour of skin of real time modifying is allowed to play up color lump, image brightness.
Beneficial effect of the present invention is as follows:
Method of the present invention utilizes the screen intensity improving mobile device self and the color arranging various flexible light and pattern on screen, thus certainly taking a picture of making to take out tone is better, the colour of skin is better, and providing multiple collocation mode, user can by selecting to solve the problem that ambient light brings.
Method of the present invention when mean flow rate being detected lower than preset value, then automatically slowly can adjust screen intensity, makes the eyes of user adapt to the brightness of screen gradually.The pattern of screen display, top is the color lump that adds lustre to, mainly in order to strengthen the luminosity of screen, thus make the sensor devices of front-facing camera obtain more light, and bottom is the colour of skin plays up color lump, middle part be the transition color lump of gradual transition, and the light that camera is obtained is more sufficient, and while can carry out sheen to the colour of skin of skin better and play up.
Accompanying drawing explanation
Fig. 1 is the pattern that high light is corresponding, and in figure, white color lump is the light-emitting zone of Show Color, and black color lump is the dark portion region of display black;
Fig. 2 is the pattern that sheen is corresponding, and in figure, white color lump is the light-emitting zone of Show Color, and black color lump is the dark portion region of display black;
Fig. 3 is patterns corresponding to catchlights, and in figure, white color lump is the light-emitting zone of Show Color, and black color lump is the dark portion region of display black;
Fig. 4 is the pattern that colour of skin light is corresponding, and in figure, white color lump is the color lump that adds lustre to, and gray patches is that the colour of skin plays up color lump, and intervening fade region is transition color lump.
Embodiment
Below the present invention is described in further detail.
The invention provides a kind of method of carrying out the compensation of auto heterodyne sheen based on screen intensity, press soon behind the door, adjustment screen intensity, carries out light filling to face, then drive camera hardware to take pictures, at the uniform velocity adjust screen intensity and be no less than default regulation time from the darkest to the brightest time; Adjustment screen intensity shows the one in the pattern of multiple ninsolid color simultaneously, and the selection according to pattern sets, and forms the soft light of different-effect, carries out sheen compensation, make shooting photo out can be inclined to this light to face, thus plays the effect that paving helps light filling.Such as pink colour light can make the shooting colour of skin out more fair and tender.
In order to prevent the screen of cataclysm, human eye is not suitable with to instantaneous strong light, pupil speed is caused to shrink, eyes can close or frown to conditioned reflex, shooting portrait out not nature, the present invention has preset screen intensity from being the most secretly adjusted to the brightest regulation time (buffering duration), in the present embodiment, according to human eye, the low light level to the adaptation time of high light is about to the theoretical value of 1 second, screen intensity is set to be no less than 1 second from being the most secretly adjusted to the brightest regulation time preset.Certainly, also need, according to the ratio between the brightness of current environment light and the maximum brightness of screen, to determine the duration of regulation time, not cause premised on human eye discomfort, the calculating of duration according to brightness ratio and the buffering duration preset, can obtain the regulation time that adjustment screen intensity needs.
If be implemented on software, conveniently user's choice for use, soft light, according to different brightness and pattern, is defined as dissimilar by the present invention, before pressing shutter, carry out selective gist in advance.The type of soft light comprises high light, sheen, catchlights, colour of skin light etc.
Wherein, as shown in Figure 1, solid pattern centered by the pattern that high light is corresponding; As shown in Figure 2, the pattern that sheen is corresponding is lattice-shaped pattern; As shown in Figure 3, the pattern that catchlights are corresponding is the white light field having various pattern in the first half.
In order to strengthen the personalized application of software, allowing that color lump is played up to add lustre to color lump and the colour of skin and carrying out self-defined setting, types of patterns (comprising the light color of color lump composition and color lump) is expanded.
The present invention is in order to overcome in prior art the deficiency utilizing pure color screen to carry out existing for light filling, and as the image of screen display, the one of soft light effect is supplemented, the present embodiment provides a kind of colour of skin light, the pattern of screen display comprises the color lump that adds lustre on screen top, the colour of skin of screen bottom plays up color lump, transition color lump in the middle part of screen, transition color lump is that color lump to the colour of skin of adding lustre to plays up the gradual transition of color lump.Such as, as shown in Figure 4,1/3 part on pattern top is pure white, mainly in order to strengthen the luminosity of screen, thus making the sensor devices of front-facing camera obtain more light, 1/3 part of pattern bottom is the User Defined color of pure color, and 1/3 part in the middle part of pattern is the gradual transition of pure white and User Defined color, such object is that the light in order to make camera obtain is more sufficient, and the colour of skin of skin can be made better simultaneously.In the present embodiment, the color lump that adds lustre to is white light, and it is pink light that the colour of skin plays up color lump.
Conveniently user once takes and just can obtain satisfied image, in the present embodiment, when camera hardware carries out live preview, if need to change the pattern or brightness that are used for sheen, then allows add lustre to color lump, the colour of skin of real time modifying to play up color lump, image brightness.
Above-described embodiment is only used to the present invention is described, and is not used as limitation of the invention.As long as according to technical spirit of the present invention, change above-described embodiment, modification etc. all will be dropped in the scope of claim of the present invention.
Claims (8)
1. carry out a method for auto heterodyne sheen compensation based on screen intensity, press soon behind the door, adjustment screen intensity, light filling is carried out to face, then drive camera hardware to take pictures, it is characterized in that, at the uniform velocity adjust screen intensity and be no less than default regulation time from the darkest to the brightest time; Adjustment screen intensity shows the one in the pattern of multiple ninsolid color simultaneously, and the selection according to pattern sets, and forms the soft light of different-effect, carries out sheen compensation to face.
2. method of carrying out the compensation of auto heterodyne sheen based on screen intensity according to claim 1, is characterized in that, screen intensity is from being the most secretly adjusted to the brightest regulation time preset for being no less than 1 second.
3. method of carrying out the compensation of auto heterodyne sheen based on screen intensity according to claim 1, is characterized in that, according to different brightness and pattern, is defined as by soft light dissimilar, before pressing shutter, carry out selective gist in advance.
4. method of carrying out the compensation of auto heterodyne sheen based on screen intensity according to claim 3, is characterized in that, the type of soft light comprises high light, sheen, catchlights, colour of skin light.
5. method of carrying out the compensation of auto heterodyne sheen based on screen intensity according to claim 4, is characterized in that, solid centered by the pattern that high light is corresponding; The pattern that sheen is corresponding is clathrate; Pattern corresponding to catchlights is for have white light field in the first half.
6. method of carrying out the compensation of auto heterodyne sheen based on screen intensity according to claim 4, it is characterized in that, described colour of skin light is the color lump that adds lustre to that the pattern of screen display comprises screen top, the colour of skin of screen bottom plays up color lump, transition color lump in the middle part of screen, transition color lump is that color lump to the colour of skin of adding lustre to plays up the gradual transition of color lump.
7. method of carrying out the compensation of auto heterodyne sheen based on screen intensity according to claim 6, is characterized in that, allows to play up color lump to add lustre to color lump and the colour of skin and carries out self-defined setting, expand types of patterns.
8. method of carrying out the compensation of auto heterodyne sheen based on screen intensity according to claim 6, it is characterized in that, when camera hardware carries out live preview, be used for the pattern of sheen or brightness if need to change, then allow add lustre to color lump, the colour of skin of real time modifying to play up color lump, image brightness.
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| CN201410566123.1A CN104320578B (en) | 2014-10-22 | 2014-10-22 | A kind of method that self-timer sheen compensation is carried out based on screen intensity |
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| CN104853092A (en) * | 2015-04-30 | 2015-08-19 | 广东欧珀移动通信有限公司 | Photographing method and device |
| CN105588009A (en) * | 2015-11-06 | 2016-05-18 | 钱月珍 | Augmented reality LED illuminating lamp |
| CN105744174A (en) * | 2016-02-15 | 2016-07-06 | 广东欧珀移动通信有限公司 | Selfie method and device and mobile terminal |
| CN105827943A (en) * | 2015-10-19 | 2016-08-03 | 维沃移动通信有限公司 | Human eye-based self-shooting method and electronic device |
| CN106056064A (en) * | 2016-05-26 | 2016-10-26 | 汉王科技股份有限公司 | Face recognition method and face recognition device |
| CN106550191A (en) * | 2016-10-31 | 2017-03-29 | 维沃移动通信有限公司 | One kind is taken pictures light compensation method and mobile terminal |
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