CN110113534A - A kind of image processing method, image processing apparatus and mobile terminal - Google Patents
A kind of image processing method, image processing apparatus and mobile terminal Download PDFInfo
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- CN110113534A CN110113534A CN201910393974.3A CN201910393974A CN110113534A CN 110113534 A CN110113534 A CN 110113534A CN 201910393974 A CN201910393974 A CN 201910393974A CN 110113534 A CN110113534 A CN 110113534A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/61—Control of cameras or camera modules based on recognised objects
- H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
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Abstract
This application discloses a kind of image processing method, image processing apparatus, mobile terminal and computer readable storage mediums, wherein, the image processing method, comprising: when detecting that mobile terminal is in preset mode, the camera acquisition by the mobile terminal includes the image to be processed of face；Obtain the brightness and/or colour temperature of target scene；Brightness, contrast and/or the white balance of the image to be processed are adjusted according to the brightness of the target scene and/or colour temperature, obtain simultaneously displaying target image.By the application, can enable a user to recognize that personal image in the state of specified occasion, without being limited by actual location, has stronger usability and practicality.
Description
Technical field
The application belongs to technical field of image processing more particularly to a kind of image processing method, image processing apparatus, movement
Terminal and computer readable storage medium.
Background technique
In daily life, user usually can be for different occasions (as being directed to open air, the interior on daytime, the room in evening
The occasions such as interior) design personal image.But inventors have found that user generally requires before reaching specified occasion, other
The work of dressing up to personal image is completed in place, and due to environmental differences such as the light of different location, the personal image of user exists
Different occasions are likely to occur color difference, so that different state be presented, leading to advanced processing, good personal image can not be very
Meet the needs of specified occasion well.Accordingly, it is desirable to provide a kind of method, so that user is recognized that personal image is referring to
The time of day for determining occasion, without being limited by actual location.
Summary of the invention
It can in view of this, this application provides a kind of image processing method, image processing apparatus, mobile terminal and computers
Storage medium is read, can enable a user to recognize personal image in the state of specified occasion, without being limited by actual location.
The first aspect of the application provides a kind of image processing method, comprising:
When detecting that mobile terminal is in preset mode, include by the camera acquisition of above-mentioned mobile terminal
The image to be processed of face；
Obtain the brightness and/or colour temperature of target scene；
The brightness of above-mentioned image to be processed, contrast and/or white are adjusted according to the brightness of above-mentioned target scene and/or colour temperature
Balance obtains simultaneously displaying target image.
The second aspect of the application provides a kind of image processing apparatus, comprising:
First obtains module, for passing through taking the photograph for above-mentioned mobile terminal when detecting that mobile terminal is in preset mode
As head acquisition includes the image to be processed of face；
Second obtains module, for obtaining the brightness and/or colour temperature of target scene；
Processing module, for the brightness and/or colour temperature according to above-mentioned target scene adjust above-mentioned image to be processed brightness,
Contrast and/or white balance obtain simultaneously displaying target image.
The third aspect of the application provides a kind of mobile terminal, above-mentioned mobile terminal include memory, processor and
It is stored in the computer program that can be run in above-mentioned memory and on above-mentioned processor, above-mentioned processor executes above-mentioned computer
The step of method of first aspect as above is realized when program.
The fourth aspect of the application provides a kind of computer readable storage medium, and above-mentioned computer readable storage medium is deposited
Computer program is contained, above-mentioned computer program realizes the method for first aspect as above when being executed by processor the step of.
The 5th aspect of the application provides a kind of computer program product, and above-mentioned computer program product includes computer
Program, when above-mentioned computer program is executed by one or more processors the step of the realization such as method of above-mentioned first aspect.
Therefore the application passes through the camera shooting of above-mentioned mobile terminal when detecting that mobile terminal is in preset mode
Head acquisition includes the image to be processed of face；Obtain the brightness and/or colour temperature of target scene；According to the brightness of above-mentioned target scene
And/or colour temperature adjusts brightness, contrast and/or the white balance of above-mentioned image to be processed, obtains simultaneously displaying target image.The application
By obtain target scene brightness and/or colour temperature, can according to brightness and/or colour temperature to above-mentioned image to be processed at
Reason, so that the brightness, contrast and/or white balance in above-mentioned target image are opposite with the brightness of target scene and/or colour temperature
It answers, so that user can obtain the image of the face under above-mentioned target scene, so that user passes through mobile terminal
Camera understands state of the current image under target scene, without being limited by place is currently located.And the application
Scheme is simple and easy, has stronger usability and practicality.
Detailed description of the invention
It in order to more clearly explain the technical solutions in the embodiments of the present application, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the application
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is a kind of implementation process schematic diagram of image processing method provided by the embodiments of the present application；
Fig. 2 is another implementation process schematic diagram of image processing method provided by the embodiments of the present application；
Fig. 3 is the structural schematic diagram of image processing apparatus provided by the embodiments of the present application；
Fig. 4 is the structural schematic diagram of mobile terminal provided by the embodiments of the present application.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed
Body details, so as to provide a thorough understanding of the present application embodiment.However, it will be clear to one skilled in the art that there is no these specific
The application also may be implemented in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, so as not to obscure the description of the present application with unnecessary details.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " instruction is described special
Sign, entirety, step, operation, the presence of element and/or component, but be not precluded one or more of the other feature, entirety, step,
Operation, the presence or addition of element, component and/or its set.
It is also understood that mesh of the term used in this present specification merely for the sake of description specific embodiment
And be not intended to limit the application.As present specification and it is used in the attached claims, unless on
Other situations are hereafter clearly indicated, otherwise " one " of singular, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in present specification and the appended claims is
Refer to any combination and all possible combinations of one or more of associated item listed, and including these combinations.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determination " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if detecting [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to true
It is fixed " or " once detecting [described condition or event] " or " in response to detecting [described condition or event] ".
In the specific implementation, mobile terminal described in the embodiment of the present application is including but not limited to such as with the sensitive table of touch
Mobile phone, laptop computer or the tablet computer in face (for example, touch-screen display and/or touch tablet) etc it is other
Portable device.It is to be further understood that in certain embodiments, above equipment is not portable communication device, but is had
The desktop computer of touch sensitive surface (for example, touch-screen display and/or touch tablet).
In following discussion, the mobile terminal including display and touch sensitive surface is described.However, should manage
Solution, mobile terminal may include that one or more of the other physical User of such as physical keyboard, mouse and/or control-rod connects
Jaws equipment.
Mobile terminal supports various application programs, such as one of the following or multiple: drawing application program, demonstration application
Program, word-processing application, website creation application program, disk imprinting application program, spreadsheet applications, game are answered
With program, telephony application, videoconference application, email application, instant messaging applications, forging
Refining supports application program, photo management application program, digital camera application program, digital camera application program, web-browsing to answer
With program, digital music player application and/or video frequency player application program.
At least one of such as touch sensitive surface can be used in the various application programs that can be executed on mobile terminals
Public physical user-interface device.It can be adjusted among applications and/or in corresponding application programs and/or change touch is quick
Feel the corresponding information shown in the one or more functions and terminal on surface.In this way, terminal public physical structure (for example,
Touch sensitive surface) it can support the various application programs with user interface intuitive and transparent for a user.
In addition, term " first ", " second " etc. are only used for distinguishing description, and should not be understood as in the description of the present application
Indication or suggestion relative importance.
In order to illustrate the above-mentioned technical solution of the application, the following is a description of specific embodiments.
Embodiment one
It is the implementation process schematic diagram of image processing method provided by the embodiments of the present application, the image processing method referring to Fig. 1
Method may comprise steps of:
Step 101, when detecting that mobile terminal is in preset mode, packet is acquired by the camera of above-mentioned mobile terminal
Image to be processed containing face.
In the embodiment of the present application, above-mentioned preset mode can be user or developer is pre-set.Above-mentioned default mould
Formula can indicate that mobile terminal does not use the effect methods such as U.S. face plus filter to handle image, and image to be processed above-mentioned at this time can
To be raw image files, alternatively, being also possible to the label image file format (Tag obtained based on above-mentioned raw image files
Image File Format, TIFF) image or Joint Photographic Experts Group (JPEG) image etc.
Visual format raw image files.Wherein, specifically, above-mentioned raw image files can be executed with rendering, denoising, correction etc.
One of or it is a variety of operation to obtain above-mentioned visual format raw image files.
Illustratively, above-mentioned mobile terminal can be mobile phone, tablet computer, wearable device etc..Above-mentioned camera can
To be the front camera or rear camera of above-mentioned mobile terminal, above-mentioned image to be processed can be above-mentioned camera pre-
Acquired image under state or the image in the video of above-mentioned camera acquisition are look at, alternatively, being also possible to above-mentioned camera shooting
The image that is shot under the state of taking pictures of head, the acquisition mode of above-mentioned image to be processed can there are many, it is not limited here.It is above-mentioned
It is pre-set that preset mode can be user or research staff etc., for example, it is properly termed as intelligent cosmetic mirror mode, at this point,
User can realize the function of vanity mirror by above-mentioned mobile terminal, and not have to special carrying mirror.It may, furthermore, provide its
His function, for example user is helped to be shown in the personal image etc. under target scene.
It optionally, include the image to be processed of face above by the camera acquisition of above-mentioned mobile terminal, comprising:
The raw image files comprising face are obtained by the front camera of above-mentioned mobile terminal, and by above-mentioned comprising people
The raw image files of face are as image to be processed.
The type of above-mentioned raw image files can be broad sense, may include RAW image file or label image text
Part format (Tag Image File Format, TIFF) image, Joint Photographic Experts Group (JPEG)
Image etc. visual format raw image files.It may include the image sensing in above-mentioned camera in above-mentioned raw image files
The raw information of device, may include in above-mentioned raw information shot by camera caused by some metadata (Metadata),
Such as sensitivity, shutter speed, f-number, white balance information.
By obtaining above-mentioned raw image files, the original letter of above-mentioned face and current acquired image can be retained
Breath, without above-mentioned image is further processed by effect methods such as filter, U.S. face, so as in subsequent step
In, it is handled based on above-mentioned raw information, to improve the accuracy of subsequent step.
Step 102, the brightness and/or colour temperature of target scene are obtained.
Illustratively, in the embodiment of the present application, above-mentioned target scene can be touch screen of the user by mobile terminal, reality
The modes such as body key are next predetermined, can also identify the current environment of user, and determine according to current environment
Above-mentioned target scene.Above-mentioned target scene can there are many, for example, it may be indoor warm light scene, indoor cold light scene, outdoor
In fine day scene, outdoor rainy day scene, outdoor cloudy scene, outdoor seashore scene, outdoor meadow scene, stage set etc.
It is one or more.
In the embodiment of the present application, above-mentioned brightness can be the bright of one or more partial regions in above-mentioned image to be processed
Degree, is also possible to whole brightness.Above-mentioned colour temperature is the measurement unit indicated in light comprising color component.Different
In target scene, above-mentioned colour temperature may be different, for example, the colour temperature under outdoor fine day scene is about 5600K, the outdoor cloudy day
Colour temperature under scene is 3200K, and the colour temperature under outdoor sunrise scene or outdoor sunset scene is about 2000K.Therefore, pass through tune
The colour temperature for saving above-mentioned image to be processed can make state of the above-mentioned image to be processed closer in target scene when.
Specifically, brightness corresponding with above-mentioned target scene and/or colour temperature can be preset, and can be by above-mentioned target
The setting information of scene and its corresponding brightness and/or colour temperature is pre-stored in specified list, so as to by inquiry
Specified list is stated to obtain the brightness of above-mentioned target scene and/or colour temperature.In addition it is also possible to above-mentioned to obtain otherwise
The brightness and/or colour temperature of target scene.For example, if above-mentioned target scene is above-mentioned mobile terminal current environment, it can be with
The sensors such as the ambient light sensor by above-mentioned mobile terminal detect the environmental parameter of current environment using as above-mentioned target
The brightness and/or colour temperature of scene.In addition, if outdoor field corresponding to area of the above-mentioned target scene where above-mentioned mobile terminal
Scape can also obtain the position where above-mentioned mobile terminal in the day destiny at current time by weather class application program etc.
According to, thus according to above-mentioned weather data obtain the environmental parameter of above-mentioned outdoor scene using as above-mentioned target scene brightness and/
Or colour temperature.The acquisition modes of above-mentioned brightness and/or colour temperature can be configured according to practical application scene.
Optionally, the brightness of above-mentioned acquisition target scene and/or colour temperature include:
The brightness and/or colour temperature for obtaining above-mentioned mobile terminal current environment, as above-mentioned target scene brightness and/
Or colour temperature；
Alternatively, obtaining the scene specified of user as above-mentioned target scene, and obtain corresponding to the scene that user specifies
The brightness and/or colour temperature of brightness and/or colour temperature as above-mentioned target scene.
In the embodiment of the present application, illustratively, it can be obtained by ambient light sensor of above-mentioned mobile terminal etc.
The brightness of mobile terminal current environment is stated, above-mentioned mobile terminal can be obtained by spectrometer, color sensor etc. and is worked as
The colour temperature of preceding local environment；Alternatively, can be identified by neural network model to above-mentioned image to be processed, and determination is above-mentioned
Brightness corresponding to current environment corresponding to image to be processed and current environment and/or colour temperature, wherein above-mentioned
Neural network model may include one in AlexNet model, ZFNet model, Faster R-CNN model, YOLO model etc.
It is a or multiple.Further, it is also possible to determine above-mentioned movement by the distribution of color for the background area for analyzing above-mentioned image to be processed
The parameters such as colour temperature, the brightness of the current environment of terminal.In addition, user can also be by being shown in the aobvious of above-mentioned mobile terminal
Menu, virtual key in display screen etc. specify target scene.
Step 103, brightness, the comparison of above-mentioned image to be processed are adjusted according to the brightness of above-mentioned target scene and/or colour temperature
Degree and/or white balance obtain simultaneously displaying target image.
In the embodiment of the present application, it can be based on above-mentioned brightness and/or colour temperature, adjust the brightness, right of above-mentioned image to be processed
Above-mentioned target figure is obtained than degree and/or white balance so as to adjust the parts of images or all images in above-mentioned image to be processed
Picture.Wherein it is possible to determine the human face region in above-mentioned image to be processed and the background area in addition to above-mentioned human face region, and point
Above-mentioned human face region and above-mentioned background area are managed in other places, it is of course also possible to adjust all image districts in above-mentioned image to be processed
Domain.Above-mentioned target image can be shown in the specified region of the display screen of above-mentioned mobile terminal.
Illustratively, in the embodiment of the present application, can by adjusting the color range of above-mentioned image to be processed, exposure, wait locate
Brightness in reason image accounts for above-mentioned lower than the region that the region of the first predetermined luminance value or brightness are higher than the second predetermined luminance value
One or more of parameters such as the ratio of image to be processed and brightness and contrast adjust the bright of above-mentioned image to be processed
Degree, wherein above-mentioned color range can indicate the relationship between light and dark of image.Above-mentioned contrast refer in image it is most bright it is white and most dark it is black it
Between different brightness levels comparison degree.By adjusting the contrast of above-mentioned image to be processed, above-mentioned figure to be processed can be made
The color light and shade state of picture is corresponding with the brightness of target scene and/or colour temperature.By adjusting the white flat of above-mentioned image to be processed
Weighing apparatus, the colour temperature of adjustable above-mentioned image to be processed.Illustratively, can by compare the colour temperature of above-mentioned image to be processed with it is upper
It states the colour temperature of target scene, and the colour temperature of above-mentioned image to be processed and the colour temperature of above-mentioned target scene is judged according to comparison result
Difference degree, so as to adjust the white balance of above-mentioned image to be processed, so that the colour temperature and above-mentioned target of the target image obtained
The colour temperature of scene is corresponding.
Illustratively, a kind of embodiment may include: to obtain the brightness and/or colour temperature of above-mentioned image to be processed；It obtains
The brightness of above-mentioned target scene and/or colour temperature etc., by the brightness of above-mentioned image to be processed and/or colour temperature and above-mentioned target scene
Brightness and/or colour temperature are compared, and handle above-mentioned image to be processed according to comparison result and (such as adjust the bright of above-mentioned image to be processed
Degree, contrast and/or white balance), target image is obtained, so that the brightness of above-mentioned target image and/or colour temperature and above-mentioned mesh
Brightness and/or the colour temperature for marking scene are corresponding.For example, above-mentioned target scene is indoor warm light scene, and above-mentioned image to be processed
For indoor cold light scene, then by comparing the colour temperature of above-mentioned image to be processed and the colour temperature of above-mentioned target scene, can determine pair
When above-mentioned image to be processed is handled, to the processing mode and degree of the color temperature parameters of above-mentioned image to be processed, to obtain color
Temperature meets the target image of indoor warm light scene.
Optionally, above-mentioned brightness and/or colour temperature according to above-mentioned target scene adjusts the brightness, right of above-mentioned image to be processed
Than degree and/or white balance, comprising:
Determine the human face region in above-mentioned image to be processed and the background area in addition to above-mentioned human face region；
Determine the colour temperature of above-mentioned background area, and according to the colour temperature of the colour temperature of above-mentioned background area and above-mentioned target scene,
Adjust the white balance of above-mentioned image to be processed；
And/or the brightness of above-mentioned human face region and the brightness of above-mentioned background area are obtained, and according to above-mentioned human face region
Brightness, the brightness of above-mentioned background area and above-mentioned target scene brightness, adjust the brightness and/or comparison of above-mentioned image to be processed
Degree.
In the embodiment of the present application, due to inventors have found that the skin color of people may image to be processed above-mentioned to determination
Colour temperature calculating cause error, therefore by distinguishing human face region in above-mentioned image to be processed and in addition to above-mentioned human face region
Background area, and determine the colour temperature of above-mentioned background area, it is possible to reduce the colour temperature error as caused by the facial area of people mentions
The accuracy of the high colour temperature detection to above-mentioned image to be processed.
Specifically, determining that a kind of exemplary approach of the colour temperature of above-mentioned background area may is that determines above-mentioned background area
In, the distribution of color situation of tri- Color Channels of RGB meets the pixel of pre-set color distribution occasion；Wherein, above-mentioned default face
Color distribution occasion can indicate that the color of above-mentioned pixel is white or the color close to white.In general, tri- face of RGB
When the pixel value of chrominance channel is 255, the color of above-mentioned pixel is white, and if the pixel of tri- Color Channels of above-mentioned RGB
Value is all larger than presetted pixel value (being such as all larger than 250 or 240), at this point, the color of above-mentioned pixel may be considered and connect
The color of near-white.After being determined for compliance with each pixel of pre-set color distribution occasion, the R/G of above-mentioned each pixel is determined
Mean value and B/G mean value, to determine above-mentioned background according to the mean value of the mean value and B/G of colour temperature curve and above-mentioned R/G
The colour temperature in region.In addition it is also possible to determine the colour temperature of above-mentioned background area by other modes such as neural network models.True
After the colour temperature of fixed above-mentioned background area, the colour temperature of the colour temperature of above-mentioned background area and above-mentioned target scene can be compared
It is right, to adjust the white balance of above-mentioned image to be processed according to comparison result.
In the embodiment of the present application, the brightness and/or contrast for adjusting above-mentioned image to be processed can be adjust separately it is above-mentioned
The brightness of the brightness of human face region and above-mentioned background area, alternatively, the also overall brightness of adjustable above-mentioned image to be processed.This
Outside, above-mentioned figure to be processed can be adjusted according to the difference condition of the brightness of the brightness and above-mentioned background area of above-mentioned human face region
The contrast of picture, so that the difference degree of the brightness of above-mentioned human face region and above-mentioned background area more meets in target scene
The distribution situation of brightness.
Optionally, above-mentioned target scene includes outdoor scene；
Correspondingly, the brightness of above-mentioned acquisition target scene and/or colour temperature include:
The position where above-mentioned mobile terminal is obtained in the weather data at current time；
According to above-mentioned weather data, the brightness and/or colour temperature of the current corresponding outdoor scene of above-mentioned mobile terminal are obtained；
Correspondingly, above-mentioned brightness and/or colour temperature according to above-mentioned target scene adjusts the brightness, right of above-mentioned image to be processed
Than degree and/or white balance, simultaneously displaying target image is obtained, comprising:
According to the brightness and/or colour temperature of the current corresponding outdoor scene of above-mentioned mobile terminal, above-mentioned figure to be processed is adjusted
Brightness, contrast and/or the white balance of picture obtain simultaneously displaying target image.
In the embodiment of the present application, above-mentioned target scene can be judged in several ways for outdoor scene, for example, can be with
Judged by the location information that the modes such as global positioning system (Global Positioning System, GPS) are got above-mentioned
Whether mobile terminal is in outside building, to judge whether above-mentioned mobile terminal is in outdoor scene, and then determines above-mentioned mesh
Mark scene is outdoor scene.In addition it is also possible to true according to the information that user is inputted by modes such as touch screens or physical button
Fixed above-mentioned target scene is outdoor scene.
It, can be by presetting communication mode (such as Wi-Fi communication, Bluetooth communication, cellular mobile communication in the embodiment of the present application
Or wire communication etc.) obtain weather data of the above-mentioned mobile terminal position at current time, and it is possible to pass through
Weather class application program, browser in above-mentioned mobile terminal etc. obtain above-mentioned weather data.Above-mentioned weather data can wrap
Include one of temperature, current season, meteorological condition, pm2.5 value etc. or a variety of.By above-mentioned weather data, can determine
The current corresponding outdoor scene of above-mentioned mobile terminal, for example, being outdoor fine day scene, outdoor cloudy scene or outdoor rainy day
Scene etc., so can be obtained according to above-mentioned outdoor scene the current corresponding outdoor scene of above-mentioned mobile terminal brightness and/
Or colour temperature.
Optionally, the target image that above-mentioned outdoor scene is corresponded in addition to obtaining, can also obtain corresponding to current indoor
Second image of scene, and the target corresponding to above-mentioned outdoor scene can be shown in the different zones on above-mentioned mobile terminal
Image and the second image corresponding to current indoor scene, at this point it is possible to its image under different scenes is shown to user, from
And user is helped to see whether the makeup of user can be caused to dress up and will cause different effects, such as lipstick since scene is different
Color can lead to color difference etc. because of the colour temperature difference of different scenes, so as to adjust the personal image etc. of oneself.
Optionally, above-mentioned acquisition and displaying target image, comprising:
Mark target scene corresponding to above-mentioned target image；
The above-mentioned target image of marked corresponding target scene is shown in the default of the display screen of above-mentioned mobile terminal
Region.
It should be noted that above-mentioned target scene can be with more than one, and above-mentioned target image can also in the embodiment of the present application
With more than one, and each target image is corresponding respectively at a target scene, therefore, can show in above-mentioned display screen
Show one or more above-mentioned target images, and display mode can there are many.
Optionally, after obtaining simultaneously displaying target image, further includes:
Detect the coordinate of at least one human face characteristic point of the face in above-mentioned target image；
According to the coordinate of at least one above-mentioned human face characteristic point and above-mentioned target scene, target dressing image is generated, wherein
The coordinate of at least one dressing characteristic point of above-mentioned target dressing image is opposite with the coordinate of at least one above-mentioned human face characteristic point
It answers；
It, will be above-mentioned according to the coordinate of the coordinate of at least one above-mentioned dressing characteristic point and at least one above-mentioned human face characteristic point
Target dressing image superposition is to above-mentioned target image.
In the embodiment of the present application, it is right respectively that each target scene institute can be preset with user or developer
The target dressing image answered, thus after determining target scene, mobile terminal can according to pre-set corresponding relationship to
Recommend dressing more appropriate under above-mentioned target scene in family.The number and type of above-mentioned dressing characteristic point can be according to above-mentioned targets
Target dressing in dressing image determines, also, the number of above-mentioned human face characteristic point and type can be with above-mentioned dressing features
Point is identical.For example, above-mentioned target dressing may include the dressing of eyes, then above-mentioned dressing characteristic point and above-mentioned human face characteristic point can
Respectively to include at least one of coordinate of the coordinate of inner eye corner, the coordinate of the tail of the eye and eyeball center etc.；On alternatively,
The dressing that target dressing may include mouth is stated, then above-mentioned dressing characteristic point and above-mentioned human face characteristic point can respectively include left mouth
The coordinate of each characteristic point etc. on the coordinate at angle, the coordinate of the right corners of the mouth or even mouth contour line.By by above-mentioned at least one
The coordinate of a dressing characteristic point and the coordinate of at least one above-mentioned human face characteristic point are corresponding, can make above-mentioned target dressing image
In the face that meets in above-mentioned target image of target dressing match, for example, the eyes of eye make-up and face match, without
Cause dislocation or shape not to be inconsistent, influences user experience.
The application by obtain target scene brightness and/or colour temperature, can according to brightness and/or colour temperature to above-mentioned wait locate
Reason image is handled, so that the brightness of brightness, contrast and/or white balance and target scene in above-mentioned target image
And/or colour temperature is corresponding, so that user can obtain the image of the face under above-mentioned target scene, so that user is logical
The camera for crossing mobile terminal understands state of the current image under target scene, without being limited by place is currently located.
And the scheme of the application is simple and easy, has stronger usability and practicality.
Embodiment two
It on the basis of the above embodiments, referring to fig. 2, is another reality of image processing method provided by the embodiments of the present application
Existing flow diagram, the image processing method may comprise steps of:
Step 201, when detecting that mobile terminal is in preset mode, packet is acquired by the camera of above-mentioned mobile terminal
Image to be processed containing face.
Step 302, the brightness and/or colour temperature of target scene are obtained.
Step 203, brightness, the comparison of above-mentioned image to be processed are adjusted according to the brightness of above-mentioned target scene and/or colour temperature
Degree and/or white balance obtain simultaneously displaying target image.
In the embodiment of the present application, above-mentioned steps 201,202,203 are identical as above-mentioned steps 101,102,103 respectively, tool
Body can be found in the associated description of above-mentioned steps 101,102,103, and details are not described herein.
Step 204, the specific characteristic information of the face in above-mentioned target image is detected.
In the embodiment of the present application, above-mentioned specific characteristic information may include angle information, specified area information, specific characteristic
The coordinate information etc. of point can indicate the information of the features such as position, area size, region area, the angle of specific characteristic point.
Illustratively, the specific characteristic in above-mentioned specific characteristic information can indicate the feature in the face of above-mentioned face, such as eyeball, eye
The features such as angle, nose and mouth.
Step 205, if the adjacent time interval for detecting above-mentioned specific characteristic information twice is in pre-set interval, basis
Preset order switches above-mentioned target scene.
In the embodiment of the present application, above-mentioned pre-set interval and above-mentioned preset order may each be user or developer is preparatory
It is arranged.Wherein, if the adjacent time interval for detecting above-mentioned specific characteristic information twice is in pre-set interval, it is believed that be
The time that user blocks specific characteristic is in above-mentioned pre-set interval, so as to switch target scene.
Step 306, it after switching above-mentioned target scene, re-executes and is adopted above by the camera of above-mentioned mobile terminal
The step of collection includes the image to be processed of face and subsequent step.
In the embodiment of the present application, pass through what is re-executed above by the camera acquisition of above-mentioned mobile terminal comprising face
The step of image to be processed and subsequent step, can obtain with switch after the corresponding target image of target scene, at this point, on
The number for stating target image can be with more than one.
Optionally, the image to be processed that the camera acquisition above by above-mentioned mobile terminal includes face is being re-executed
The step of and subsequent step after, further include that at least one target image of acquisition is shown in the display of above-mentioned mobile terminal
The specified region of screen, for example, user is at this in use, the first aim image obtained can be shown in above-mentioned mobile terminal
Display screen the upper half, and the lower half of above-mentioned mobile terminal may include slidably showing of being made of preset rectangular area
Show column, and show other target images respectively in the different rectangular areas of above-mentioned slidably display field, wherein it is above-mentioned slidably
Display field can be moved according to the touch-control slide of user along assigned direction.
In the embodiment of the present application, provide it is a kind of interact with user to switch target scene, thus obtain it is multiple respectively with
The method of the corresponding target image of different target scene.Wherein, user can be by hiding with the positions such as hand or other component
Gear specific characteristic simultaneously removes hand or this series of actions of other component after a certain time to switch above-mentioned target scene, this is mutually
Flowing mode is simple and easy, and user is allowed to be switched fast target scene, and has certain interest, better user experience.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment one and two,
The execution sequence of each process should be determined by its function and internal logic, and the implementation process without coping with the embodiment of the present application, which is constituted, appoints
What is limited.
Embodiment three
It is the structural schematic diagram of image processing apparatus provided by the embodiments of the present application, for ease of description, only referring to Fig. 3
Show part relevant to the embodiment of the present application.The image processing apparatus can be used for the various ends for having image processing function
End, such as laptop, pocket computer (Pocket Personal Computer, PPC), personal digital assistant
It can be the software unit being built in these terminals, hardware list in (Personal Digital Assistant, PDA) etc.
Member or software and hardware combining unit etc..Image processing apparatus 300 in the embodiment of the present application includes:
First obtains module 301, for passing through above-mentioned mobile terminal when detecting that mobile terminal is in preset mode
Camera acquisition includes the image to be processed of face；
Second obtains module 302, for obtaining the brightness and/or colour temperature of target scene；
Processing module 303 adjusts the bright of above-mentioned image to be processed for the brightness and/or colour temperature according to above-mentioned target scene
Degree, contrast and/or white balance obtain simultaneously displaying target image.
Optionally, above-mentioned processing module 303 specifically includes:
First determination unit, for determining human face region in above-mentioned image to be processed and in addition to above-mentioned human face region
Background area；
Second determination unit, for determining the colour temperature of above-mentioned background area, and according to the colour temperature of above-mentioned background area and upper
It states the colour temperature of target scene, adjusts the white balance of above-mentioned image to be processed, and/or, obtain the brightness of above-mentioned human face region and upper
The brightness of background area is stated, and according to the brightness of above-mentioned human face region, the brightness of above-mentioned background area and above-mentioned target scene
Brightness adjusts the brightness and/or contrast of above-mentioned image to be processed.
Optionally, above-mentioned target scene includes outdoor scene；
Correspondingly, above-mentioned second acquisition module 302 specifically includes:
First acquisition unit, for obtaining the position where above-mentioned mobile terminal in the weather data at current time；
Second acquisition unit, for obtaining the current corresponding outdoor field of above-mentioned mobile terminal according to above-mentioned weather data
The brightness and/or colour temperature of scape；
Correspondingly, above-mentioned processing module 303 is specifically used for:
According to the brightness and/or colour temperature of the current corresponding outdoor scene of above-mentioned mobile terminal, above-mentioned figure to be processed is adjusted
Brightness, contrast and/or the white balance of picture obtain simultaneously displaying target image.
Optionally, above-mentioned second acquisition module 302 is specifically used for:
The brightness and/or colour temperature for obtaining above-mentioned mobile terminal current environment, as above-mentioned target scene brightness and/
Or colour temperature；
Alternatively, obtaining the scene specified of user as above-mentioned target scene, and obtain corresponding to the scene that user specifies
The brightness and/or colour temperature of brightness and/or colour temperature as above-mentioned target scene.
Optionally, above-mentioned processing module 303 specifically includes:
Marking unit, for marking target scene corresponding to above-mentioned target image；
Display unit, for the above-mentioned target image of marked corresponding target scene to be shown in above-mentioned mobile terminal
The predeterminable area of display screen.
Optionally, above-mentioned image processing apparatus 300 further include:
First detection module, the coordinate of at least one human face characteristic point for detecting the face in above-mentioned target image；
Generation module generates target for the coordinate and above-mentioned target scene according at least one above-mentioned human face characteristic point
Dressing image, wherein the coordinate of at least one dressing characteristic point of above-mentioned target dressing image and at least one above-mentioned face are special
The coordinate for levying point is corresponding；
Laminating module, for the coordinate and at least one above-mentioned human face characteristic point according at least one above-mentioned dressing characteristic point
Coordinate, by above-mentioned target dressing image superposition to above-mentioned target image.
Optionally, above-mentioned image processing apparatus 300 further include:
Second detection module, for detecting the specific characteristic information of the face in above-mentioned target image；
Switching module, if being in pre-set interval for the adjacent time interval for detecting above-mentioned specific characteristic information twice,
Above-mentioned target scene is then switched according to preset order；
Second processing module, for re-executing above by above-mentioned mobile terminal after switching above-mentioned target scene
Camera acquisition the step of including the image to be processed of face and subsequent step.
The application by obtain target scene brightness and/or colour temperature, can according to brightness and/or colour temperature to above-mentioned wait locate
Reason image is handled, so that the brightness of brightness, contrast and/or white balance and target scene in above-mentioned target image
And/or colour temperature is corresponding, so that user can obtain the image of the face under above-mentioned target scene, so that user is logical
The camera for crossing mobile terminal understands state of the current image under target scene, without being limited by place is currently located.
And the scheme of the application is simple and easy, has stronger usability and practicality.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each function
Can unit, module division progress for example, in practical application, can according to need and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of above-mentioned apparatus is divided into different functional unit or module, more than completing
The all or part of function of description.Each functional unit in embodiment, module can integrate in one processing unit, can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units, it is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.In addition, each function list
Member, the specific name of module are also only for convenience of distinguishing each other, the protection scope being not intended to limit this application.Above system
The specific work process of middle unit, module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
Example IV
The embodiment of the present application four provides a kind of mobile terminal, referring to Fig. 4, the mobile terminal packet in the embodiment of the present application
Include: memory 401 and is stored on memory 401 and can locate one or more processors 402 (only showing one in Fig. 4)
The computer program run on reason device.Wherein: for memory 401 for storing software program and module, processor 402 passes through fortune
Row is stored in the software program and unit of memory 401, thereby executing various function application and data processing.Specifically,
Processor 402 is stored by operation and is performed the steps of in the above-mentioned computer program of memory 401
When detecting that mobile terminal is in preset mode, face is included by the camera acquisition of above-mentioned mobile terminal
Image to be processed；
Obtain the brightness and/or colour temperature of target scene；
The brightness of above-mentioned image to be processed, contrast and/or white are adjusted according to the brightness of above-mentioned target scene and/or colour temperature
Balance obtains simultaneously displaying target image.
Assuming that it is above-mentioned be the first possible embodiment, then based on the first above-mentioned possible embodiment and
It is above-mentioned above-mentioned wait locate according to the brightness of above-mentioned target scene and/or colour temperature adjustment in second of the possible embodiment provided
Manage brightness, contrast and/or the white balance of image, comprising:
Determine the human face region in above-mentioned image to be processed and the background area in addition to above-mentioned human face region；
Determine the colour temperature of above-mentioned background area, and according to the colour temperature of the colour temperature of above-mentioned background area and above-mentioned target scene,
The white balance of above-mentioned image to be processed is adjusted, and/or, the brightness of above-mentioned human face region and the brightness of above-mentioned background area are obtained,
And according to the brightness of above-mentioned human face region, the brightness of the brightness of above-mentioned background area and above-mentioned target scene, adjust above-mentioned wait locate
Manage the brightness and/or contrast of image.
It is above-mentioned in the third the possible embodiment provided based on the first above-mentioned possible embodiment
Target scene includes outdoor scene；
Correspondingly, the brightness of above-mentioned acquisition target scene and/or colour temperature include:
The position where above-mentioned mobile terminal is obtained in the weather data at current time；
According to above-mentioned weather data, the brightness and/or colour temperature of the current corresponding outdoor scene of above-mentioned mobile terminal are obtained；
Correspondingly, above-mentioned brightness and/or colour temperature according to above-mentioned target scene adjusts the brightness, right of above-mentioned image to be processed
Than degree and/or white balance, simultaneously displaying target image is obtained, comprising:
According to the brightness and/or colour temperature of the current corresponding outdoor scene of above-mentioned mobile terminal, above-mentioned figure to be processed is adjusted
Brightness, contrast and/or the white balance of picture obtain simultaneously displaying target image.
It is above-mentioned in the 4th kind of possible embodiment provided based on the first above-mentioned possible embodiment
The brightness of acquisition target scene and/or colour temperature include:
The brightness and/or colour temperature for obtaining above-mentioned mobile terminal current environment, as above-mentioned target scene brightness and/
Or colour temperature；
Alternatively, obtaining the scene specified of user as above-mentioned target scene, and obtain corresponding to the scene that user specifies
The brightness and/or colour temperature of brightness and/or colour temperature as above-mentioned target scene.
It is above-mentioned in the 5th kind of possible embodiment provided based on the first above-mentioned possible embodiment
Obtain simultaneously displaying target image, comprising:
Mark target scene corresponding to above-mentioned target image；
The above-mentioned target image of marked corresponding target scene is shown in the default of the display screen of above-mentioned mobile terminal
Region.
Based on the first possible embodiment or based on above-mentioned second of possible embodiment,
Perhaps based on the third above-mentioned possible embodiment or based on above-mentioned 4th kind of possible embodiment, or
In the 6th kind of possible embodiment provided based on the above-mentioned 5th kind of possible embodiment of person, processor 402 is logical
It crosses to run to store and also be performed the steps of in the above-mentioned computer program of memory 401
Detect the coordinate of at least one human face characteristic point of the face in above-mentioned target image；
According to the coordinate of at least one above-mentioned human face characteristic point and above-mentioned target scene, target dressing image is generated, wherein
The coordinate of at least one dressing characteristic point of above-mentioned target dressing image is opposite with the coordinate of at least one above-mentioned human face characteristic point
It answers；
It, will be above-mentioned according to the coordinate of the coordinate of at least one above-mentioned dressing characteristic point and at least one above-mentioned human face characteristic point
Target dressing image superposition is to above-mentioned target image.
Based on the first possible embodiment or based on above-mentioned second of possible embodiment,
Perhaps based on the third above-mentioned possible embodiment or based on above-mentioned 4th kind of possible embodiment, or
In the 7th kind of possible embodiment provided based on the above-mentioned 5th kind of possible embodiment of person, processor 402 is logical
It crosses to run to store and also be performed the steps of in the above-mentioned computer program of memory 401
Detect the specific characteristic information of the face in above-mentioned target image；
If the adjacent time interval for detecting above-mentioned specific characteristic information twice is in pre-set interval, according to preset order
Switch above-mentioned target scene；
After switching above-mentioned target scene, re-executes and include people above by the camera acquisition of above-mentioned mobile terminal
The step of image to be processed of face and subsequent step.
Further, as shown in figure 4, above-mentioned mobile terminal may also include that one or more input equipments 403 (only show in Fig. 4
One out) and one or more output equipments 404 (one is only shown in Fig. 4).Memory 401, processor 402, input equipment
403 and output equipment 404 connected by bus 405.
It should be appreciated that in the embodiment of the present application, alleged processor 402 can be central processing unit (Central
Processing Unit, CPU), which can also be other general processors, digital signal processor (Digital
Signal Processor, DSP), specific integrated circuit (Application Specific Integrated Circuit,
ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other programmable logic
Device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or this at
Reason device is also possible to any conventional processor etc..
Input equipment 403 may include keyboard, Trackpad, fingerprint collecting sensor (for acquiring the finger print information of user
With the directional information of fingerprint), microphone, camera etc., output equipment 404 may include display, loudspeaker etc..
Memory 401 may include read-only memory and random access memory, and provide instruction sum number to processor 402
According to.Part or all of memory 401 can also include nonvolatile RAM.For example, memory 401 may be used also
With the information of storage device type.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in detail or remembers in some embodiment
The part of load may refer to the associated description of other embodiments.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or external equipment software and electronic hardware.These functions are studied carefully
Unexpectedly it is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technique people
Member can use different methods to achieve the described function each specific application, but this realization is it is not considered that super
Scope of the present application out.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, system embodiment described above is only schematical, for example, the division of above-mentioned module or unit,
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be with
In conjunction with or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling or direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING of device or unit or
Communication connection can be electrical property, mechanical or other forms.
Above-mentioned unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
If above-mentioned integrated unit, module be realized in the form of SFU software functional unit and as independent product sale or
In use, can store in a computer readable storage medium.Based on this understanding, the application realizes above-described embodiment
All or part of the process in method can also instruct relevant hardware to complete, above-mentioned calculating by computer program
Machine program can be stored in a computer readable storage medium, and the computer program is when being executed by processor, it can be achieved that above-mentioned
The step of each embodiment of the method.Wherein, above-mentioned computer program includes computer program code, above-mentioned computer program code
It can be source code form, object identification code form, executable file or certain intermediate forms etc..Above-mentioned computer-readable storage medium
Matter may include: can carry above-mentioned computer program code any entity or device, recording medium, USB flash disk, mobile hard disk,
Magnetic disk, CD, computer-readable memory, read-only memory (ROM, Read-Only Memory), random access memory
(RAM, Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It needs to illustrate
Be, the content that above-mentioned computer readable storage medium includes can according in jurisdiction make laws and patent practice requirement into
Row increase and decrease appropriate, such as in certain jurisdictions, do not include according to legislation and patent practice, computer readable storage medium
Electric carrier signal and telecommunication signal.
Above above-described embodiment is only to illustrate the technical solution of the application, rather than its limitations；Although referring to aforementioned reality
Example is applied the application is described in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution should all
Comprising within the scope of protection of this application.
Claims (10)
1. a kind of image processing method characterized by comprising
When detecting that mobile terminal is in preset mode, by the camera acquisition of the mobile terminal comprising face wait locate
Manage image；
Obtain the brightness and/or colour temperature of target scene；
Brightness, contrast and/or the Bai Ping of the image to be processed are adjusted according to the brightness of the target scene and/or colour temperature
Weighing apparatus obtains simultaneously displaying target image.
2. image processing method as described in claim 1, which is characterized in that the brightness according to the target scene and/
Or colour temperature adjusts brightness, contrast and/or the white balance of the image to be processed, comprising:
Determine the human face region in the image to be processed and the background area in addition to the human face region；
Determine the colour temperature of the background area, and according to the colour temperature of the colour temperature of the background area and the target scene, adjustment
The white balance of the image to be processed, and/or, obtain the brightness of the human face region and the brightness of the background area, and root
According to the brightness of the human face region, the brightness of the brightness of the background area and the target scene, the figure to be processed is adjusted
The brightness and/or contrast of picture.
3. image processing method as described in claim 1, which is characterized in that the target scene includes outdoor scene；
Correspondingly, the brightness for obtaining target scene and/or colour temperature include:
Position where the mobile terminal locates is obtained in the weather data at current time；
According to the weather data, the brightness and/or colour temperature of the current corresponding outdoor scene of the mobile terminal are obtained；
Correspondingly, the brightness and/or colour temperature according to the target scene adjusts the brightness of the image to be processed, contrast
And/or white balance, obtain simultaneously displaying target image, comprising:
According to the brightness and/or colour temperature of the current corresponding outdoor scene of the mobile terminal, the image to be processed is adjusted
Brightness, contrast and/or white balance obtain simultaneously displaying target image.
4. image processing method as described in claim 1, which is characterized in that the brightness for obtaining target scene and/or color
Temperature includes:
The brightness and/or colour temperature for obtaining the mobile terminal current environment, brightness and/or color as the target scene
Temperature；
Alternatively, obtaining the scene specified of user as the target scene, and obtain brightness corresponding to the scene that user specifies
And/or brightness and/or colour temperature of the colour temperature as the target scene.
5. image processing method as described in claim 1, which is characterized in that described to obtain simultaneously displaying target image, comprising:
Mark target scene corresponding to the target image；
The target image of marked corresponding target scene is shown in the predeterminable area of the display screen of the mobile terminal.
6. the image processing method as described in claim 1 to 5 any one, which is characterized in that obtaining simultaneously displaying target figure
As after, further includes:
Detect the coordinate of at least one human face characteristic point of the face in the target image；
According to the coordinate of at least one human face characteristic point and the target scene, target dressing image is generated, wherein described
The coordinate of at least one dressing characteristic point of target dressing image is corresponding with the coordinate of at least one human face characteristic point；
According to the coordinate of the coordinate of at least one dressing characteristic point and at least one human face characteristic point, by the target
Dressing image superposition is to the target image.
7. the image processing method as described in claim 1 to 5 any one, which is characterized in that obtaining simultaneously displaying target figure
As after, further includes:
Detect the specific characteristic information of the face in the target image；
If the adjacent time interval for detecting the specific characteristic information twice is in pre-set interval, switched according to preset order
The target scene；
After switching the target scene, re-executes the camera by the mobile terminal and acquire comprising face
The step of image to be processed and subsequent step.
8. a kind of image processing apparatus characterized by comprising
First obtains module, for passing through the camera of the mobile terminal when detecting that mobile terminal is in preset mode
Acquisition includes the image to be processed of face；
Second obtains module, for obtaining the brightness and/or colour temperature of target scene；
Processing module adjusts brightness, the comparison of the image to be processed for the brightness and/or colour temperature according to the target scene
Degree and/or white balance obtain simultaneously displaying target image.
9. a kind of mobile terminal, including memory, processor and storage are in the memory and can be on the processor
The computer program of operation, which is characterized in that the processor realizes such as claim 1 to 7 when executing the computer program
The step of any one described image processing method.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In the step of any one of such as claim 1 to 7 of realization described image processing method when the computer program is executed by processor
Suddenly.
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| CN113259597B (en) * | 2021-07-16 | 2021-11-02 | 上海豪承信息技术有限公司 | Image processing method, apparatus, device, medium, and program product |
| CN113259597A (en) * | 2021-07-16 | 2021-08-13 | 上海豪承信息技术有限公司 | Image processing method, apparatus, device, medium, and program product |
| CN113487513A (en) * | 2021-07-20 | 2021-10-08 | 浙江大华技术股份有限公司 | Picture brightness adjusting method and adjusting device and storage medium thereof |
| WO2023005659A1 (en) * | 2021-07-30 | 2023-02-02 | 上海商汤智能科技有限公司 | Image processing method and apparatus, electronic device, computer-readable storage medium, computer program, and computer program product |
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