CN104735354A - Method and device for shooting images - Google Patents

Abstract

The invention relates to an image processing technology, in particular to a method and device for shooting images. The method includes the steps that when a preset shooting event is triggered, attribute information of a user is obtained; shooting parameters corresponding to the obtained attribute information are determined; a camera is controlled to take pictures, and the pictures taken by the camera are processed through the determined shooting parameters. The method provides the image shooting method based on the user attribute information, the requirements of users with different attributes for image quality are met, and user experience is enriched.

Description

A kind of method of photographic images and device

Technical field

The present invention relates to image processing techniques, particularly relate to a kind of method and device of photographic images.

Background technology

Along with the fast development of mobile communication technology, the mobile device such as smart mobile phone, panel computer has been widely used in the every field of work and life.In mobile device, the camera function of camera directly affects Consumer's Experience.

The method of existing photographic images mainly comprises following flow process: the crude data and RAW (without the processing) image that obtain camera shooting, and RAW image is converted to the rgb color space of camera perception; Color conversion matrix is adopted the rgb color space of camera perception to be converted to the rgb color space of eye recognition; Denoising is carried out to the rgb color space of eye recognition, and obtains the picture of JPG form by coding.The method of existing photographic images is more single, cannot meet the demand of different user to picture quality.

Summary of the invention

The object of the invention is to the method and the device that propose a kind of photographic images, to meet the demand of different user to picture quality.

On the one hand, the embodiment of the present invention provides a kind of method of photographic images, comprising:

When the shooting event preset is triggered, obtain the attribute information of user;

Determine the acquisition parameters that the attribute information of acquisition is corresponding;

Control camera pictures taken, and adopt the picture of camera shooting described in the acquisition parameters process determined.

Further, determine to comprise the acquisition parameters that the attribute information of acquisition is corresponding:

When described attribute information is women, determine that corresponding acquisition parameters is first group of default acquisition parameters;

When described attribute information is the male sex, determine that corresponding acquisition parameters is second group of default acquisition parameters.

Further, described first group of acquisition parameters comprises the first color conversion matrix, for adopting the first color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second color conversion matrix, for adopting the second color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

First color conversion matrix is different from the second color conversion matrix.

Further, described first color conversion matrix $A=\left[\begin{array}{ccc}{a}_{00}& a_{01}& a_{02}\\ a_{10}& a_{11}& a_{12}\\ a_{20}& a_{21}& a_{22}\end{array}\right],$ Described second color conversion matrix $B=\left[\begin{array}{ccc}{b}_{00}& b_{01}& b_{02}\\ b_{10}& b_{11}& b_{12}\\ b_{20}& b_{21}& b_{22}\end{array}\right],$ Wherein a ₂₀>b ₂₀and/or a ₂₁>b ₂₁.

Further, described first group of acquisition parameters comprises the first low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

First low frequency filtering parameter is greater than the second low frequency filtering parameter.

On the other hand, the embodiment of the present invention provides a kind of device of photographic images, comprising:

Classification acquiring unit, during for being triggered in the shooting event preset, obtains the attribute information of user;

Parameter determination unit, for determining the acquisition parameters that the attribute information of acquisition is corresponding;

Picture shooting unit, for controlling camera pictures taken, and adopts the picture of camera shooting described in the acquisition parameters process determined.

Further, described parameter determination unit comprises:

First parameter subelement, for when described attribute information is women, determines that corresponding acquisition parameters is first group of default acquisition parameters;

Second parameter subelement, for when described attribute information is the male sex, determines that corresponding acquisition parameters is second group of default acquisition parameters.

Further, described first group of acquisition parameters comprises the first color conversion matrix, for adopting the first color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second color conversion matrix, for adopting the second color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

First color conversion matrix is different from the second color conversion matrix.

Further, described first color conversion matrix $A=\left[\begin{array}{ccc}{a}_{00}& a_{01}& a_{02}\\ a_{10}& a_{11}& a_{12}\\ a_{20}& a_{21}& a_{22}\end{array}\right],$ Described second color conversion matrix $B=\left[\begin{array}{ccc}{b}_{00}& b_{01}& b_{02}\\ b_{10}& b_{11}& b_{12}\\ b_{20}& b_{21}& b_{22}\end{array}\right],$ Wherein a ₂₀>b ₂₀and/or a ₂₁>b ₂₁.

Further, described first group of acquisition parameters comprises the first low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

First low frequency filtering parameter is greater than the second low frequency filtering parameter.

The method of the photographic images that the embodiment of the present invention provides and device, meet the demand of different classes of user to picture quality.When the method is by being triggered in the shooting event preset, obtain the attribute information of user, determine the acquisition parameters that the attribute information of user is corresponding, and control camera pictures taken, and adopt the picture of the acquisition parameters process camera shooting determined, namely this method provide a kind of image capturing method based on customer attribute information, meet the demand of user to picture quality of different attribute, enriched Consumer's Experience.

Accompanying drawing explanation

Accompanying drawing described herein is used to provide the further understanding to the embodiment of the present invention, forms a part for the embodiment of the present invention, does not form the restriction to the embodiment of the present invention.In the accompanying drawings:

Fig. 1 is the realization flow figure of the method for the photographic images provided in first embodiment of the invention;

Fig. 2 is the realization flow figure of the method for the photographic images provided in second embodiment of the invention;

Fig. 3 is the structural representation of the device of the photographic images provided in third embodiment of the invention.

Embodiment

Below in conjunction with drawings and the specific embodiments, the embodiment of the present invention is carried out more in detail and complete explanation.Be understandable that, specific embodiment described herein is only for explaining the embodiment of the present invention, but not the restriction to the embodiment of the present invention.It also should be noted that, for convenience of description, illustrate only the part relevant to the embodiment of the present invention in accompanying drawing but not full content.

First embodiment:

Fig. 1 is the realization flow figure of the method for the photographic images provided in first embodiment of the invention, the method can be performed by the device of photographic images, wherein this device can by software and/or hardware implementing, and the part that can be used as mobile device is built in mobile device inside.As shown in Figure 1, this realization flow comprises:

Step 11, when the shooting event preset is triggered, obtain the attribute information of user.

Wherein, the attribute information of user can comprise at least one in the sex of user, age and the colour of skin.Can classify to user according to attribute informations such as the sex of user, age and the colours of skin, as user can being specifically divided into male user and female user according to sex, also specifically can divide according to age user and be divided into teenager user, middle age user and old user, can also specifically be divided into yellow user, black race user and white people user etc. according to the colour of skin by user.

Exemplary, when opening the camera in mobile device user, the attribute information that display is preset is selected for user, and obtains the attribute information of user's selection.

Step 12, determine acquisition parameters corresponding to attribute information that obtain.

The attribute information of user and the corresponding relation of acquisition parameters is previously provided with in mobile device.Concrete, debug in the process of camera user, for every attribute information, adopt image corresponding to the user of different acquisition parameters to this attribute information to process, and acquisition parameters result satisfied the demands is defined as acquisition parameters corresponding to this attribute information.

Exemplary, according to the attribute information of user, in the acquisition parameters preset, carry out matched and searched, obtain corresponding acquisition parameters.

Wherein, determine to comprise the acquisition parameters that the attribute information of acquisition is corresponding: when described attribute information is women, determine that corresponding acquisition parameters is first group of default acquisition parameters; When described attribute information is the male sex, determine that corresponding acquisition parameters is second group of default acquisition parameters.

Preferably, first group of acquisition parameters is not identical with second group of acquisition parameters, and the acquisition parameters that namely female user is corresponding from male user is different.

Step 13, control camera pictures taken, and adopt the picture of camera shooting described in the acquisition parameters process determined.

Exemplary, default timing button camera pictures taken of taking pictures is clicked user, the transducer of camera obtains RAW image, RAW image is converted to the rgb color space of camera perception, and, in the process of the picture of the described camera shooting of process, adopt the color conversion matrix in acquisition parameters to convert the rgb color space of camera perception the rgb color space of eye recognition to, the picture of the filtering parameter in acquisition parameters to shooting can also be adopted to carry out denoising.

The acquisition parameters corresponding due to different attribute information is not identical, and therefore when the attribute information of user is different, the process carried out the picture of camera shooting is different, and the picture quality obtained after process is not identical yet.

The method of the photographic images provided in the present embodiment, during by being triggered in the shooting event preset, obtain the attribute information of user, determine the acquisition parameters that the attribute information of user is corresponding, and control camera pictures taken, and adopt the picture of the acquisition parameters process camera shooting determined, namely this method provide a kind of image capturing method based on customer attribute information, meet the demand of user to picture quality of different attribute, enrich Consumer's Experience.

Second embodiment:

The present embodiment provides the method for another kind of photographic images on the basis of above-described embodiment.Fig. 2 is the realization flow figure of the method for the photographic images provided in second embodiment of the invention, and as shown in Figure 2, this realization flow comprises:

Step 21, when the shooting event preset is triggered, obtain the attribute information of user.

Step 22, when described attribute information is women, determine that corresponding acquisition parameters is first group of default acquisition parameters; When described attribute information is the male sex, determine that corresponding acquisition parameters is second group of default acquisition parameters.

Exemplary, debug in the process of camera user, the different image of acquisition parameters to female user is adopted to process, to female user skin be made delicate and the acquisition parameters of skin smooth is defined as first group of acquisition parameters, accordingly, adopt the different image of acquisition parameters to male user to process, the natural acquisition parameters of male user skin will be made to be defined as second group of acquisition parameters.

Optionally, described first group of acquisition parameters comprises the first color conversion matrix, for adopting the first color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process; Described second group of acquisition parameters comprises the second color conversion matrix, for adopting the second color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process; First color conversion matrix is different from the second color conversion matrix.

Preferably, described first color conversion matrix $A=\left[\begin{array}{ccc}{a}_{00}& a_{01}& a_{02}\\ a_{10}& a_{11}& a_{12}\\ a_{20}& a_{21}& a_{22}\end{array}\right],$ Described second color conversion matrix $B=\left[\begin{array}{ccc}{b}_{00}& b_{01}& b_{02}\\ b_{10}& b_{11}& b_{12}\\ b_{20}& b_{21}& b_{22}\end{array}\right],$ Wherein a ₂₀>b ₂₀and/or a ₂₁>b ₂₁.

Exemplary, if the pixel that in the rgb color space of camera perception corresponding to female user, any point is corresponding is respectively R, G and B, then adopt the first color conversion matrix A to carry out the pixel R' of this some correspondence after color conversion processing to this point, G' and B' is as follows:

R'＝a ₀₀*R+a ₀₁*G+a ₀₂*B；

G'＝a ₁₀*R+a ₁₁*G+a ₁₂*B；

B'＝a ₂₀*R+a ₂₁*G+a ₂₂*B。

Exemplary, if the pixel that in the rgb color space of camera perception corresponding to male user, any point is corresponding is respectively R, G and B, then adopt the first color conversion matrix B to carry out the pixel R' of this some correspondence after color conversion processing to this point, G' and B' is as follows:

R'＝b ₀₀*R+b ₀₁*G+b ₀₂*B；

G'＝b ₁₀*R+b ₁₁*G+b ₁₂*B；

B'＝b ₂₀*R+b ₂₁*G+b ₂₂*B。

For female user, increase a in color conversion matrix ₂₀and/or a ₂₁, namely increase the blue component in yellow, thus make the colour of skin seem more delicate; For male user, reduce a in color conversion matrix ₂₀and/or a ₂₁, namely reduce the blue component in yellow, thus make the colour of skin seem more natural.

Optionally, described first group of acquisition parameters comprises the first low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process; Described second group of acquisition parameters comprises the second low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process; First low frequency filtering parameter is greater than the second low frequency filtering parameter.Exemplary, carrying out in denoising process to the image of female user, increasing low frequency filtering parameter, namely strengthen the process intensity to low frequency component, make skin seem more smooth; Carrying out in denoising process to the image of male user, reducing low frequency filtering parameter, namely reduce the process intensity to low frequency component, thus present more details.

Step 23, control camera pictures taken, and adopt the picture of camera shooting described in the acquisition parameters process determined.

The method of the photographic images provided in the present embodiment, for female user, when carrying out color matrix conversion to image, increase the blue component in yellow, the colour of skin is made to seem more delicate, and when carrying out denoising to image, strengthen the process intensity to low frequency component, make the skin of female user seem more smooth; For male user, when carrying out color matrix conversion to image, reduce the blue component in yellow, make the colour of skin seem more natural, and when carrying out denoising to image, reduce the process intensity to low frequency component, make the skin of male user present more details, that is, the method adopts different acquisition parameters to process image for user's sex, meet the demand of user to picture quality of different sexes, enrich Consumer's Experience.

3rd embodiment:

Fig. 3 is the structural representation of the device of the photographic images provided in third embodiment of the invention, and this device can be built in mobile device inside.As shown in Figure 3, the device of this photographic images can comprise classification acquiring unit 31, parameter determination unit 32 and picture shooting unit 33.

Wherein, when classification acquiring unit 31 is for being triggered in the shooting event preset, the attribute information of user is obtained;

Parameter determination unit 32 is for determining the acquisition parameters that the attribute information of acquisition is corresponding;

Picture shooting unit 33 for controlling camera pictures taken, and adopts the picture of camera shooting described in the acquisition parameters process determined.

Wherein, described parameter determination unit 32 can comprise:

First parameter subelement, for when described attribute information is women, determines that corresponding acquisition parameters is first group of default acquisition parameters;

Second parameter subelement, for when described attribute information is the male sex, determines that corresponding acquisition parameters is second group of default acquisition parameters.

Wherein, described first group of acquisition parameters can comprise the first color conversion matrix, for adopting the first color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters can comprise the second color conversion matrix, adopts the second color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition to in the process of the picture of the described camera shooting of process;

First color conversion matrix is different from the second color conversion matrix.

Preferably, described first color conversion matrix $A=\left[\begin{array}{ccc}{a}_{00}& a_{01}& a_{02}\\ a_{10}& a_{11}& a_{12}\\ a_{20}& a_{21}& a_{22}\end{array}\right],$ Described second color conversion matrix $B=\left[\begin{array}{ccc}{b}_{00}& b_{01}& b_{02}\\ b_{10}& b_{11}& b_{12}\\ b_{20}& b_{21}& b_{22}\end{array}\right],$ Wherein a ₂₀>b ₂₀and/or a ₂₁>b ₂₁.

Wherein, described first group of acquisition parameters can comprise the first low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters can comprise the second low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

First low frequency filtering parameter is greater than the second low frequency filtering parameter.

The device of the photographic images provided in the present embodiment, obtained the attribute information of user when the shooting event preset is triggered by classification acquiring unit, parameter determination unit determines the acquisition parameters that the attribute information of user is corresponding, picture shooting unit controls camera pictures taken also adopts the picture of the acquisition parameters process camera shooting determined, namely the arrangement achieves the image capturing method based on customer attribute information, meet the demand of user to picture quality of different attribute, enrich Consumer's Experience.

Be only the preferred embodiment of the embodiment of the present invention described in upper, be not limited to the embodiment of the present invention, to those skilled in the art, the embodiment of the present invention can have various change and change.Any amendment done within all spirit in the embodiment of the present invention and principle, equivalent replacement, improvement etc., within the protection range that all should be included in the embodiment of the present invention.

Claims (10)

1. a method for photographic images, is characterized in that, comprising:

When the shooting event preset is triggered, obtain the attribute information of user;

Determine the acquisition parameters that the attribute information of acquisition is corresponding;

Control camera pictures taken, and adopt the picture of camera shooting described in the acquisition parameters process determined.

2. method according to claim 1, is characterized in that, determines to comprise the acquisition parameters that the attribute information of acquisition is corresponding:

When described attribute information is women, determine that corresponding acquisition parameters is first group of default acquisition parameters;

When described attribute information is the male sex, determine that corresponding acquisition parameters is second group of default acquisition parameters.

3. method according to claim 2, is characterized in that,

Described first group of acquisition parameters comprises the first color conversion matrix, for adopting the first color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second color conversion matrix, for adopting the second color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

First color conversion matrix is different from the second color conversion matrix.

4. method according to claim 3, is characterized in that,

Described first color conversion matrix $A=\left[\begin{array}{ccc}{a}_{00}& a_{01}& a_{02}\\ a_{10}& a_{11}& a_{12}\\ a_{20}& a_{21}& a_{22}\end{array}\right],$ Described second color conversion matrix $B=\left[\begin{array}{ccc}{b}_{00}& b_{01}& b_{02}\\ b_{10}& b_{11}& b_{12}\\ b_{20}& b_{21}& b_{22}\end{array}\right],$ Wherein a ₂₀>b ₂₀and/or a ₂₁>b ₂₁.

5. method according to claim 2, is characterized in that,

Described first group of acquisition parameters comprises the first low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

First low frequency filtering parameter is greater than the second low frequency filtering parameter.

6. a device for photographic images, is characterized in that, comprising:

Classification acquiring unit, during for being triggered in the shooting event preset, obtains the attribute information of user;

Parameter determination unit, for determining the acquisition parameters that the attribute information of acquisition is corresponding;

Picture shooting unit, for controlling camera pictures taken, and adopts the picture of camera shooting described in the acquisition parameters process determined.

7. device according to claim 6, is characterized in that, described parameter determination unit comprises:

First parameter subelement, for when described attribute information is women, determines that corresponding acquisition parameters is first group of default acquisition parameters;

Second parameter subelement, for when described attribute information is the male sex, determines that corresponding acquisition parameters is second group of default acquisition parameters.

8. device according to claim 7, is characterized in that,

Described first group of acquisition parameters comprises the first color conversion matrix, for adopting the first color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second color conversion matrix, for adopting the second color conversion matrix to convert the rgb color space of camera perception the rgb color space of eye recognition in the process of the picture of the described camera shooting of process;

First color conversion matrix is different from the second color conversion matrix.

9. device according to claim 8, is characterized in that,

Described first color conversion matrix $A=\left[\begin{array}{ccc}{a}_{00}& a_{01}& a_{02}\\ a_{10}& a_{11}& a_{12}\\ a_{20}& a_{21}& a_{22}\end{array}\right],$ Described second color conversion matrix $B=\left[\begin{array}{ccc}{b}_{00}& b_{01}& b_{02}\\ b_{10}& b_{11}& b_{12}\\ b_{20}& b_{21}& b_{22}\end{array}\right],$ Wherein a ₂₀>b ₂₀and/or a ₂₁>b ₂₁.

10. device according to claim 7, is characterized in that,

Described first group of acquisition parameters comprises the first low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

Described second group of acquisition parameters comprises the second low frequency filtering parameter, for carrying out denoising to the picture of shooting in the process of the picture of the described camera shooting of process;

First low frequency filtering parameter is greater than the second low frequency filtering parameter.