CN104683701A - Method and system for optimizing human face colors in self-shot photos of front camera - Google Patents
Method and system for optimizing human face colors in self-shot photos of front camera Download PDFInfo
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Abstract
The invention relates to the technical field of mobile equipment cameras, and discloses a method for optimizing human face colors in the self-shot photos of a front camera. The method specifically comprises the following steps: step one, setting pure color pictures with different colors, and selecting different colors as supplementary lighting colors to optimize the human face colors by a user according to face colors and current light source conditions; step two, after the user starts self-shooting, starting the front camera, when the user begins shooting, displaying the pure color picture with the color selected in the step one on a display screen, and adjusting the brightness of the display screen to the maximum; step three, maintaining the brightness of the display screen and the color of the pure color picture until the shooting is completed, then removing the pure color picture on the display screen and recovering the brightness of the display screen to be original values. Under different light conditions, redness or greenness is likely to appear on human faces after shooting, so that different color compensations are needed to be carried out according to different light source conditions, the human face colors are balanced, and the human face colors are more natural.
Description
Technical field
The present invention relates to the field of camera in mobile device, particularly relating to a kind of front-facing camera of optimizing from taking a picture the method and system of middle face complexion.
Background technology
Along with the fast development of mobile device photography, the mobile devices such as mobile phone using front-facing camera carry out auto heterodyne becomes a fashion trend.But because the flashless lamp of front-facing camera does not more have light compensating lamp, therefore put camera before use when taking pictures, rely on very much the light source impact of photo environment, be difficult to obtain desirable portrait photo under most of scene.
More existing patent applications are mentioned to be needed to carry out light filling to auto heterodyne, as existing patent application CN201310315531.5 discloses a kind of auto heterodyne light compensation method, auto heterodyne light compensating apparatus and electronic equipment.This auto heterodyne light compensation method comprises step: A, the enabled instruction of reception auto heterodyne, and starts front-facing camera, to gather picture signal according to auto heterodyne enabled instruction; B, according to picture signal, obtain the monochrome information of current environment; C, monochrome information according to current environment, determine whether to carry out light filling operation; And D, as carried out light filling operation, then according to the monochrome information of current environment, use the backlight of display screen to carry out light filling operation.The present invention also provides a kind of auto heterodyne light compensating apparatus and electronic equipment.Auto heterodyne light compensation method of the present invention, auto heterodyne light compensating apparatus and electronic equipment carry out light filling by the backlight of display screen to auto heterodyne, on the basis of cost of manufacture not increasing electronic equipment, make user both can realize auto heterodyne operation easily, also can ensure the photo effect of autodyning simultaneously preferably.Its concrete light filling process is: as supplementary lighting module 13 judges the ambient brightness of current environment brightness lower than setting, then the ambient brightness of supplementary lighting module 14 according to setting and the difference of current environment brightness, calculate the backlight illumination that should supplement; Then according to the backlight illumination that should supplement that calculates, in display screen 18, use the backlight display pure color picture of corresponding bright, and can not photo environment be had an impact in order to the color ensureing supplementary backlight, generally can adopt pure white picture or pure gray scale picture.But such method obviously cannot improve the face complexion from taking a picture.
Summary of the invention
Rely on photo environment for self-timer method of the prior art, the technical problem of good face complexion cannot be obtained, the invention discloses and a kind ofly optimize the method and system of front-facing camera from middle face complexion of taking a picture.
Goal of the invention of the present invention is realized by following technical proposals:
A kind of front-facing camera of optimizing is from taking a picture the method for middle face complexion, it specifically comprises the following steps: the pure color picture of step one, setting different colours, and user selects different colors to be optimized as light filling Color pair face complexion according to the colour of skin and current light source situation; Step 2, after user starts auto heterodyne, front-facing camera starts, when user starts to take pictures, and the pure color picture of the color that step display one is selected on a display screen, and by the brightness adjustment of display screen to the highest; Step 3, keep the color of the brightness of display screen and pure color picture until taken pictures, then remove pure color picture on display screen and by the luminance recovery of display screen to original value.
Further, above-mentioned pure color picture comprises pink colour, green and purple three kinds.
Further, above-mentioned pink colour is used for green compensation, makes face complexion more fair and tender soft.
Further, above-mentioned green is used for red compensation, makes the more clear light of face lines more even.
Further, above-mentioned purple is in conjunction with pink colour and Green Features, and both the balanced colour of skin also can make the colour of skin more soft.
The invention also discloses a kind of front-facing camera of optimizing from taking a picture the system of middle face complexion, it specifically comprises: pure color image generating module, brightness of display screen adjusting module and control module, described image generating module is for generating the pure color picture of different colours, described brightness of display screen adjusting module startup autodyne after by the brightness adjustment of display screen to the highest, selected pure color picture shows on a display screen by described control module after startup is autodyned, when user starts to take pictures, show the pure color picture of selected color on a display screen, and by the brightness adjustment of display screen to the highest, the brightness of maintenance display screen and the color of pure color picture are until taken pictures, then pure color picture on display screen is removed and by the luminance recovery of display screen to original value.
Further, above-mentioned pure color picture comprises pink colour, green and purple three kinds.
Further, above-mentioned pink colour is used for green compensation, makes face complexion more fair and tender soft.
Further, above-mentioned green is used for red compensation, makes the more clear light of face lines more even.
Further, above-mentioned purple is in conjunction with pink colour and Green Features, and both the balanced colour of skin also can make the colour of skin more soft.
By adopting above technical scheme, the invention has the beneficial effects as follows: under different light condition, face after shooting there will be general red or general green situation, therefore need to carry out different color compensations according to different light conditions, balance face complexion, makes the face complexion after shooting seem nature.
Accompanying drawing explanation
Fig. 1 is specific implementation procedure chart of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with specific embodiment, the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Describe implementation process of the present invention in detail using mobile phone as mobile device below, certainly, the mobile device that the present invention relates to is not limited to mobile phone, also can be panel computer or other movable equipments with front-facing camera.Any one is with the equipment capable of taking pictures of front-facing camera, and its camera application adopts method of the present invention can both realize the face optimization of certainly taking a picture.
A kind of front-facing camera of optimizing is from taking a picture the method for middle face complexion, it specifically comprises the following steps: step one, setting #ffa6ca(pink colour), #98f22f(is green) and #a758ff(purple) the pure color picture of three kinds of colors, such as: for the white colour of skin, select pink colour light filling, increase ruddy sensation, for the yellow colour of skin, select purple light filling, promote whitening degree, for red complexion, select green light filling, balance ruddy and whitening effect; Step 2, after user starts auto heterodyne, front-facing camera starts, when user starts to take pictures, the pure color picture of the color that step display one is selected on a display screen, and by the brightness adjustment of display screen to the highest, the light sent due to display screen own nonconcentrated intense light source, but a kind of weak light source of evenly dispersing, when environment light source is better, only supplementary function is played to the light of surrounding, too large change can not be had to brightness, when environment light source is poor, also can play good light source supplementary function; Step 3, keep the color of the brightness of display screen and pure color picture until taken pictures, then remove pure color picture on display screen and by the luminance recovery of display screen to original value.Under different light condition, the face after shooting there will be general red or general green situation, therefore needs to carry out different color compensations according to different light conditions, and balance face complexion, makes the face complexion after shooting seem nature.Provide three kinds of colors in the present invention to compensate lamp: pink colour, green, purple.Pink colour is used for green compensation, and face complexion can be allowed more fair and tender soft, and green is used for red compensation, and the more clear light of face lines can be allowed more even, and purple also can make the colour of skin more soft in conjunction with pink colour and the Green Features both balanced colour of skin.Specific implementation procedure chart of the present invention as shown in Figure 1.1, user manually carries out light filling Colour selection according to the colour of skin and current light source situation, can select pink colour, green, purple; 2, user starts to take pictures; 3, before really taking pictures by mobile phone brightness adjustment to the highest; 4, the light filling color displays pure color picture selected according to user in 1 step while adjustment brightness; 5, obtaining enough light-inletting quantities for ensureing when taking pictures, now needing the state of 3,4 steps to keep always, until end of taking pictures, otherwise can cause because light-inletting quantity deficiency cannot reach light filling effect; 6, now having obtained the photo after light filling, normally having used for not affecting user mobile phone, normal condition before needing mobile phone brightness to adjust back to; 7, the pure color picture that light filling uses is got rid of; 8, the photo after optimization is finally got.
Wherein color adopts hexadecimal rgb value to represent, specify a kind of color, will use RGB pattern to determine, namely the intensity of red/green/blue three kinds of primary colors, specifies usually, each color intensity is minimum is 0, be up to 255, and usually all represent with 16 binary value, so 255 is exactly FF corresponding to hexadecimal, and three numerical value are got up successively side by side, start with #.Such as color value " #FF0000 " is red, because the value of redness reaches peak FF(and metric 255), all the other two kinds of color intensities are 0; #ffa6ca represents pink colour, #98f22f represents green, #a758ff represents purple.
The invention also discloses a kind of front-facing camera of optimizing from taking a picture the system of middle face complexion, it specifically comprises: pure color image generating module, brightness of display screen adjusting module and control module, described image generating module is for generating the pure color picture of different colours, described brightness of display screen adjusting module startup autodyne after by the brightness adjustment of display screen to the highest, selected pure color picture shows on a display screen by described control module after startup is autodyned, when user starts to take pictures, show the pure color picture of selected color on a display screen, and by the brightness adjustment of display screen to the highest, the brightness of maintenance display screen and the color of pure color picture are until taken pictures, then pure color picture on display screen is removed and by the luminance recovery of display screen to original value.
Further, above-mentioned pure color picture comprises pink colour, green and purple three kinds.
Further, above-mentioned pink colour is used for green compensation, makes face complexion more fair and tender soft.
Further, above-mentioned green is used for red compensation, makes the more clear light of face lines more even.
Further, above-mentioned purple is in conjunction with pink colour and Green Features, and both the balanced colour of skin also can make the colour of skin more soft.
Above-mentioned explanation illustrate and describes a preferred embodiment of the present invention, but as previously mentioned, be to be understood that the present invention is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in invention contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the present invention, then all should in the protection range of claims of the present invention.
Claims (10)
1. optimize the method for front-facing camera from middle face complexion of taking a picture for one kind, it specifically comprises the following steps: the pure color picture of step one, setting different colours, and user selects different colors to be optimized as light filling Color pair face complexion according to the colour of skin and current light source situation; Step 2, after user starts auto heterodyne, front-facing camera starts, when user starts to take pictures, and the pure color picture of the color that step display one is selected on a display screen, and by the brightness adjustment of display screen to the highest; Step 3, keep the color of the brightness of display screen and pure color picture until taken pictures, then remove pure color picture on display screen and by the luminance recovery of display screen to original value.
2. optimization front-facing camera as claimed in claim 1 is from the method for middle face complexion of taking a picture, and it is characterized in that described pure color picture comprises pink colour, green and purple three kinds.
3. optimization front-facing camera as claimed in claim 2 is from the method for middle face complexion of taking a picture, and it is characterized in that described pink colour compensates for green, makes face complexion more fair and tender soft.
4. the optimization front-facing camera as described in claim 2 or 3, from the method for middle face complexion of taking a picture, is characterized in that described green compensates for redness, makes the more clear light of face lines more even.
5. the optimization front-facing camera as described in claim 2 or 3 is from the method for middle face complexion of taking a picture, and it is characterized in that described purple is in conjunction with pink colour and Green Features, both the balanced colour of skin also can make the colour of skin more soft.
6. optimize the system of front-facing camera from middle face complexion of taking a picture for one kind, it is characterized in that specifically comprising: pure color image generating module, brightness of display screen adjusting module and control module, described image generating module is for generating the pure color picture of different colours, described brightness of display screen adjusting module startup autodyne after by the brightness adjustment of display screen to the highest, selected pure color picture shows on a display screen by described control module after startup is autodyned, when user starts to take pictures, show the pure color picture of selected color on a display screen, and by the brightness adjustment of display screen to the highest, the brightness of maintenance display screen and the color of pure color picture are until taken pictures, then pure color picture on display screen is removed and by the luminance recovery of display screen to original value.
7. optimization front-facing camera as claimed in claim 6 is from the system of middle face complexion of taking a picture, and it is characterized in that described pure color picture comprises pink colour, green and purple three kinds.
8. optimization front-facing camera as claimed in claim 7 is from the system of middle face complexion of taking a picture, and it is characterized in that described pink colour compensates for green, makes face complexion more fair and tender soft.
9. the optimization front-facing camera as described in claim 7 or 8, from the system of middle face complexion of taking a picture, is characterized in that described green compensates for redness, makes the more clear light of face lines more even.
10. the optimization front-facing camera as described in claim 7 or 8 is from the system of middle face complexion of taking a picture, and it is characterized in that described purple is in conjunction with pink colour and Green Features, both the balanced colour of skin also can make the colour of skin more soft.
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| CN105005390A (en) * | 2015-08-11 | 2015-10-28 | 宇龙计算机通信科技(深圳)有限公司 | Terminal adjusting method, terminal adjusting device, and terminal |
| CN105279487A (en) * | 2015-10-15 | 2016-01-27 | 广东欧珀移动通信有限公司 | Beauty tool screening method and system |
| CN105608677A (en) * | 2015-12-28 | 2016-05-25 | 成都品果科技有限公司 | Image skin color beautifying method and system under any lighting conditions |
| CN105657267A (en) * | 2016-04-22 | 2016-06-08 | 上海斐讯数据通信技术有限公司 | Light-supplementing device and method for self-photography |
| CN105898155A (en) * | 2016-05-19 | 2016-08-24 | 深圳市金立通信设备有限公司 | Shooting method and terminal |
| CN106161982A (en) * | 2016-08-03 | 2016-11-23 | 努比亚技术有限公司 | A kind of method of light filling and terminal |
| CN107071292A (en) * | 2017-03-10 | 2017-08-18 | 深圳市金立通信设备有限公司 | A kind of light compensation method and terminal |
| CN107609514A (en) * | 2017-09-12 | 2018-01-19 | 广东欧珀移动通信有限公司 | Face identification method and Related product |
| CN108170347A (en) * | 2017-12-27 | 2018-06-15 | 努比亚技术有限公司 | A kind of image processing method, mobile terminal and computer readable storage medium |
| CN108702460A (en) * | 2016-03-10 | 2018-10-23 | 英特尔公司 | Improve Front camera performance using display light |
| CN110288663A (en) * | 2019-06-28 | 2019-09-27 | 北京金山安全软件有限公司 | Image processing method, image processing device, mobile terminal and storage medium |
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| CN105005390A (en) * | 2015-08-11 | 2015-10-28 | 宇龙计算机通信科技(深圳)有限公司 | Terminal adjusting method, terminal adjusting device, and terminal |
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| CN110288663A (en) * | 2019-06-28 | 2019-09-27 | 北京金山安全软件有限公司 | Image processing method, image processing device, mobile terminal and storage medium |
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