CN105049726B - A kind of mobile terminal photographic method and mobile terminal - Google Patents

A kind of mobile terminal photographic method and mobile terminal Download PDF

Info

Publication number
CN105049726B
CN105049726B CN201510475192.6A CN201510475192A CN105049726B CN 105049726 B CN105049726 B CN 105049726B CN 201510475192 A CN201510475192 A CN 201510475192A CN 105049726 B CN105049726 B CN 105049726B
Authority
CN
China
Prior art keywords
shooting
personage
value
brightness value
shooting personage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201510475192.6A
Other languages
Chinese (zh)
Other versions
CN105049726A (en
Inventor
***
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority to CN201510475192.6A priority Critical patent/CN105049726B/en
Publication of CN105049726A publication Critical patent/CN105049726A/en
Application granted granted Critical
Publication of CN105049726B publication Critical patent/CN105049726B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Telephone Function (AREA)
  • Studio Devices (AREA)

Abstract

The embodiment of the invention discloses a kind of mobile terminal photographic method and mobile terminal, method therein may include:Receive the photographing instruction of user's triggering;The face brightness value and background value of the shooting personage presented in shooting preview picture are obtained according to the photographing instruction;Judged whether to need to adjust the light exposure for shooting personage according to the face brightness value and/or the background value;If judging to need to adjust the light exposure for shooting personage, face brightness value and/or the background value of the shooting personage is adjusted to adjust the light exposure of the shooting personage;The shooting personage is shot according to the light exposure of the shooting personage after adjustment.Using the present invention, the face brightness value and background value of shooting personage can be automatically adjusted, and then adjust the light exposure of shooting personage, the image for comparing good quality is shot with this.

Description

A kind of mobile terminal photographic method and mobile terminal
Technical field
It takes pictures field more particularly to a kind of mobile terminal photographic method and mobile terminal the present invention relates to mobile terminal.
Background technology
With the diversification of intelligent mobile terminal function, user is also higher and higher to the experience requirements taken pictures, mobile terminal Camera function increasingly paid attention to.With popularizing for smart mobile phone, the front camera in smart mobile phone is commonly used in people Self-timer is carried out, is at present not configure flash lamp in terms of front camera the considerations of for cost or technique etc., Therefore, user needs to carry out in the case where light is relatively good, can just take the figure for comparing good quality in this way when carrying out self-timer Picture.When user carries out self-timer using front camera, if the head portrait zonal ray of user is dark, and the background scape that user is in Object is excessively bright, shoots the image come in this way and will appear over-exposed (i.e. overexposure) situation, causes picture quality poor.
Invention content
Technical problem to be solved of the embodiment of the present invention is, provides a kind of mobile terminal photographic method and mobile end End can automatically adjust the face brightness value and background value of shooting personage, and then adjust the light exposure of shooting personage, with this To shoot the image for comparing good quality.
In a first aspect, an embodiment of the present invention provides a kind of mobile terminal photographic methods, including:
Receive the photographing instruction of user's triggering;
Face brightness value and the background that the shooting personage presented in shooting preview picture is obtained according to the photographing instruction are bright Angle value;
Judged whether to need to adjust the exposure for shooting personage according to the face brightness value and/or the background value Light quantity;
If judging to need to adjust the light exposure for shooting personage, the face brightness value of the shooting personage is adjusted And/or background value is to adjust the light exposure of the shooting personage;
The shooting personage is shot according to the light exposure of the shooting personage after adjustment.
With reference to first aspect, described according to the face brightness in the first possible realization method of first aspect Value and/or the background value judge whether to need to adjust the light exposure of the shooting personage, including:
Judge whether the face brightness value is less than predetermined luminance threshold value;
If judging, the face brightness value is less than the predetermined luminance threshold value, and the result judged is described in needs adjustment Shoot the light exposure of personage;
The face brightness value and/or background value of the adjustment shooting personage is to adjust the exposure of the shooting personage Light quantity, including:
The face brightness value of the shooting personage is turned up to promote the light exposure of the shooting personage.
With reference to first aspect, described according to the face brightness in second of possible realization method of first aspect Value and/or the background value judge whether to need to adjust the light exposure of the shooting personage, including:
Judge whether the face brightness value is less than the background value;
If judging, the face brightness value is less than the background value, and the result judged is needs to adjust the bat Take the photograph the light exposure of personage;
The face brightness value and/or background value of the adjustment shooting personage is to adjust the exposure of the shooting personage Light quantity, including:
The face brightness value of the shooting personage is turned up, and turns down the background value to promote the shooting personage Light exposure.
With reference to first aspect, in the third possible realization method of first aspect, the adjustment shooting personage Face brightness value and/or background value with adjust it is described shooting personage light exposure, including:
Prompt message is exported, to prompt the user to adjust the face brightness value and/or background luminance of the shooting personage Value;
The face brightness value of the shooting personage is turned up according to the setting instruction for the setting instruction for receiving the user, The background value is turned down to promote the light exposure of the shooting personage.
With reference to first aspect, in the 4th kind of possible realization method of first aspect, institute in the shooting preview picture It includes at least two to state shooting personage, described to obtain the shooting personage's presented in shooting preview picture according to the photographing instruction Face brightness value and background value, including:
The maximum shooting personage of human face region in at least two shooting personage is obtained according to the photographing instruction The face brightness value and the background value.
Second aspect, an embodiment of the present invention provides a kind of mobile terminals, including:
Receiving module, the photographing instruction for receiving user's triggering;
Acquisition module, the face for obtaining the shooting personage presented in shooting preview picture according to the photographing instruction are bright Angle value and background value;
Judgment module, for judging whether to need to adjust institute according to the face brightness value and/or the background value State the light exposure of shooting personage;
Module is adjusted, if for judging to need to adjust the light exposure for shooting personage, adjusts the shooting personage Face brightness value and/or background value with adjust it is described shooting personage light exposure;
Taking module, for being shot to the shooting personage according to the light exposure of the shooting personage after adjustment.
In conjunction with second aspect, in the first possible realization method of second aspect, the judgment module is specifically used for Judge whether the face brightness value is less than predetermined luminance threshold value;
If judging, the face brightness value is less than the predetermined luminance threshold value, and the result judged is described in needs adjustment Shoot the light exposure of personage;
If the adjustment module is specifically used for judging to need to adjust the light exposure of the shooting personage, the shooting is turned up The face brightness value of personage is to promote the light exposure of the shooting personage.
In conjunction with second aspect, in second of possible realization method of second aspect, the judgment module is specifically used for Judge whether the face brightness value is less than the background value;
If judging, the face brightness value is less than the background value, and the result judged is needs to adjust the bat Take the photograph the light exposure of personage;
If the adjustment module is specifically used for judging to need to adjust the light exposure of the shooting personage, the shooting is turned up The face brightness value of personage, and the background value is turned down to promote the light exposure of the shooting personage.
In conjunction with second aspect, in the third possible realization method of second aspect, the adjustment module includes:
Output unit, for exporting prompt message, to prompt the user to adjust the face brightness value of the shooting personage And/or background value;
Receiving unit, the setting for receiving the user instruct, and the shooting personage is turned up according to setting instruction Face brightness value, turn down the background value with promoted it is described shooting personage light exposure.
In conjunction with second aspect, in the 4th kind of possible realization method of second aspect, institute in the shooting preview picture It includes at least two to state shooting personage, and the acquisition module is specifically used for obtaining at least two bat according to the photographing instruction Take the photograph the face brightness value of the maximum shooting personage of human face region in personage and the background value.
By implementing the embodiment of the present invention, in acquisition for mobile terminal shooting preview picture the face brightness value of shooting personage and Background value, if detecting, the face brightness value is less than predetermined luminance threshold value, and the face brightness value, Huo Zheruo is turned up It detects that the face brightness value is less than the background value, then the face brightness value is turned up, and it is bright to turn down the background Angle value promotes the light exposure of shooting personage with this.And user can be independently arranged, the face brightness value of adjustment shooting personage And background value, final mobile terminal shoot shooting personage according to the light exposure of the shooting personage after adjustment, with So that the light exposure of shooting personage is adjusted, shoots the image for comparing good quality.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.
Fig. 1 is the flow diagram of the first embodiment of mobile terminal photographic method provided in an embodiment of the present invention;
Fig. 2 is the flow diagram of the second embodiment of mobile terminal photographic method provided in an embodiment of the present invention;
Fig. 3 is the flow diagram of the 3rd embodiment of mobile terminal photographic method provided in an embodiment of the present invention;
Fig. 4 is the interface schematic diagram of shooting preview picture provided in an embodiment of the present invention;
Fig. 5 is the structural schematic diagram of the first embodiment of mobile terminal provided in an embodiment of the present invention;
Fig. 6 is the structural schematic diagram of the adjustment module of mobile terminal provided in an embodiment of the present invention;
Fig. 7 is the structural schematic diagram of the second embodiment of mobile terminal provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
It should be noted that the term used in embodiments of the present invention is the mesh only merely for description specific embodiment , it is not intended to limit the invention." the one of the embodiment of the present invention and singulative used in the attached claims Kind ", " described " and "the" are also intended to including most forms, unless context clearly shows that other meanings.It is also understood that this Term "and/or" used herein refers to and includes one or more any or all possible group of list items purposes mutually bound It closes.
An embodiment of the present invention provides a kind of mobile terminal photographic method and mobile terminals, can automatically adjust shooting personage Face brightness value and background value, and then adjust the light exposure of shooting personage, the figure for comparing good quality shot with this Picture.Embodiment to facilitate the understanding of the present invention is below first described the mobile terminal photographic method of the embodiment of the present invention.
Fig. 1 is referred to, is the flow signal of the first embodiment of mobile terminal photographic method provided in an embodiment of the present invention Figure, the mobile terminal photographic method of the embodiment of the present invention can include but is not limited to following steps.
S101 receives the photographing instruction of user's triggering.
In the embodiment of the present invention, mobile terminal receives the photographing instruction of user's triggering, to execute process of taking pictures.The shifting Dynamic terminal shows shooting preview picture, and the face and background of shooting personage are shown in the shooting preview picture.Specifically Ground, the photographing instruction can be the self-timer instruction for the front camera of the mobile terminal, when the mobile terminal connects When receiving the self-timer instruction, the mobile terminal shows the shooting preview picture, is shown in the shooting preview picture It is shown with the face and background of shooting personage.Wherein, the mobile terminal can include but is not limited to:Smart mobile phone is (such as Android phone, iOS mobile phones etc.), mobile internet device (MID, Mobile Internet Devices) or wearable intelligence Energy equipment etc. has the mobile device of camera function.For example, when user is taken pictures using the camera function on mobile terminal, then By touching take pictures button or imaging icon in terminal, the photographing instruction is sent to the mobile terminal.
S103 obtains the face brightness value and the back of the body of the shooting personage presented in shooting preview picture according to the photographing instruction Scape brightness value.
In the embodiment of the present invention, the mobile terminal is obtained in the shooting preview picture according to the photographing instruction and is presented Shooting personage face brightness value and background value, wherein the shooting personage is shown in the shooting preview picture Face and background, the face can be collected by face recognition technology by the mobile terminal, the background be user clap According to when residing external environment, including other regions in the shooting preview picture in addition to the face.The face brightness The size of value depends on the power for ambient, and when ambient is stronger, then the face brightness value is larger;Work as ambient light When line is weaker, then the face brightness value is smaller.The size of the background value depends on background color and/or light is strong It is weak.For example, when the size of the background value depends on background color, when background color is cool tone, then background is bright Angle value is smaller;When background color is warm tones, then background value is larger.
Further, if it includes at least two to shoot personage described in the shooting preview picture, the mobile terminal root The face of the maximum shooting personage of human face region in at least two shooting personage is obtained according to the photographing instruction Brightness value and the background value.Using the region of maximum this face of the human face region detected as photometry region, in this way It can guarantee that main body exposure is accurate.
S105 judges whether to need to adjust the shooting people according to the face brightness value and/or the background value The light exposure of object.
In the embodiment of the present invention, the face brightness value and/or the background luminance that the mobile terminal root is got Value judges whether that the light exposure to the shooting personage is needed to be adjusted, if judging to need to adjust the exposure for shooting personage Light quantity, then the mobile terminal adjusts the light exposure of the shooting personage, if judging to adjust the shooting personage's Light exposure, then the mobile terminal do not adjust it is described shooting personage light exposure.
Specifically, the mobile terminal judge whether to need to adjust the judgment mode of the light exposure of the shooting personage can be with For:Judge whether the face brightness value is less than predetermined luminance threshold value.If it is described default to judge that the face brightness value is less than Luminance threshold, the then result judged are the light exposure for needing to adjust the shooting personage;If judging, the face brightness value is big In or be equal to the predetermined luminance threshold value, then the result judged be need not adjust it is described shoot personage light exposure.The shifting Dynamic terminal judges whether that the judgment mode for needing to adjust the light exposure of the shooting personage can also be:Judge the face brightness Whether value is less than the background value.If judging, the face brightness value is less than the background value, the knot judged Fruit is the light exposure for needing to adjust the shooting personage;If judging, the face brightness value is greater than or equal to the background luminance Value, then the result judged be need not adjust it is described shoot personage light exposure.It is understood, however, that above-mentioned according to institute It states face brightness value and/or the background value judges whether to need to adjust the judgment mode of the light exposure of the shooting personage Only two of which form is not intended to limit the invention, such as can also by the shooting preview picture image it is clear It spends to judge whether need to adjust the light exposure for shooting personage under current photo environment, if the clarity of image is not high, The result then judged is the light exposure for needing to adjust the shooting personage;If the clarity of image is high, the result judged is The light exposure of the shooting personage need not be adjusted.
S107, if judging to need to adjust the light exposure for shooting personage, the face for adjusting the shooting personage is bright Angle value and/or background value are to adjust the light exposure of the shooting personage.
In the embodiment of the present invention, if the mobile terminal is judged to need to adjust the light exposure of the shooting personage, adjust The face brightness value and/or background value of the whole shooting personage is to adjust the light exposure of the shooting personage, to ensure to clap Take out the image for comparing good quality.
Specifically, the face brightness value and/or background value of the adjustment shooting personage is to adjust the shooting The adjustment mode of the light exposure of personage can be:The face brightness value of the shooting personage is turned up to promote the shooting personage's Light exposure, or the face brightness value of the shooting personage is turned down to reduce the light exposure of the shooting personage.The adjustment institute It states face brightness value and/or the background value of shooting personage and may be used also with the adjustment mode for adjusting the light exposure of the shooting personage Think:The face brightness value of the shooting personage is turned up, and turns down the background value to promote the shooting personage's Light exposure, or the face brightness value of the shooting personage is turned down, and the background value is turned up to reduce the shooting The light exposure of personage.It is understood, however, that the face brightness value and/or background luminance of the above-mentioned adjustment shooting personage The adjustment mode of light exposure of the value to adjust the shooting personage is to be not intended to limit the invention in the form of two of which.
S109 shoots the shooting personage according to the light exposure of the shooting personage after adjustment.
In the embodiment of the present invention, when the mobile terminal has adjusted the face brightness value and/or background of the shooting personage Brightness value, after the light exposure for shooting personage, using the light exposure of the shooting personage after adjustment to institute It states shooting personage to shoot, it is preferable to shoot the picture quality come in this way.
In the embodiment of the present invention, face brightness value and the background that personage is shot in acquisition for mobile terminal shooting preview picture are bright Angle value judges whether the light exposure for needing to adjust the shooting personage according to the face brightness value and background value, if needing It adjusts, then the mobile terminal adjusts the face brightness value for shooting personage and/or background value to adjust the bat The light exposure of personage is taken the photograph, and then the shooting personage is shot using the light exposure of the shooting personage after adjustment, with Shoot the preferable image of mass.
Fig. 2 is referred to, is the flow signal of the second embodiment of mobile terminal photographic method provided in an embodiment of the present invention Figure, the mobile terminal photographic method of the embodiment of the present invention can include but is not limited to following steps.
S201 receives the photographing instruction of user's triggering.
In the embodiment of the present invention, mobile terminal receives the photographing instruction of user's triggering, to execute process of taking pictures.The shifting Dynamic terminal shows shooting preview picture, and the face and background of shooting personage are shown in the shooting preview picture.Specifically Ground, the photographing instruction can be the self-timer instruction for the front camera of the mobile terminal, when the mobile terminal connects When receiving the self-timer instruction, the mobile terminal shows the shooting preview picture, is shown in the shooting preview picture It is shown with the face and background of shooting personage.Wherein, the mobile terminal can include but is not limited to:Smart mobile phone is (such as Android phone, iOS mobile phones etc.), mobile internet device (MID, Mobile Internet Devices) or wearable intelligence Energy equipment etc. has the mobile device of camera function.For example, when user is taken pictures using the camera function on mobile terminal, then By touching take pictures button or imaging icon in terminal, the photographing instruction is sent to the mobile terminal.
S203 obtains the face brightness value and the back of the body of the shooting personage presented in shooting preview picture according to the photographing instruction Scape brightness value.
In the embodiment of the present invention, the mobile terminal is obtained in the shooting preview picture according to the photographing instruction and is presented Shooting personage face brightness value and background value, wherein the shooting personage is shown in the shooting preview picture Face and background, the face can be collected by face recognition technology by the mobile terminal, the background be user clap According to when residing external environment, including other regions in the shooting preview picture in addition to the face.The face brightness The size of value depends on the power for ambient, and when ambient is stronger, then the face brightness value is larger;Work as ambient light When line is weaker, then the face brightness value is smaller.The size of the background value depends on background color and/or light is strong It is weak.For example, when the size of the background value depends on background color, when background color is cool tone, then background is bright Angle value is smaller;When background color is warm tones, then background value is larger.
Further, if it includes at least two to shoot personage described in the shooting preview picture, the mobile terminal root The face of the maximum shooting personage of human face region in at least two shooting personage is obtained according to the photographing instruction Brightness value and the background value.Using the region of maximum this face of the human face region detected as photometry region, in this way It can guarantee that main body exposure is accurate.
S205, judges whether the face brightness value is less than the background value.
In the embodiment of the present invention, the mobile terminal judges whether the face brightness value of the shooting personage is less than the back of the body Scape brightness value, if judging, the face brightness value is less than the background value, step S207 is executed, if judging the people Face brightness value is more than or equal to the background value, terminates this flow.
S207, is turned up the face brightness value of the shooting personage, and turns down the background value to promote the bat Take the photograph the light exposure of personage.
In the embodiment of the present invention, if the mobile terminal judges that the face brightness value is less than the background value, Then the mobile terminal needs the face brightness value that the shooting personage is turned up, and adjust to realize preferable shooting effect The low background value, to ensure that the face brightness value of the shooting personage is more than or equal to the background value, into And the light exposure of the shooting personage is promoted, to ensure to shoot the image for comparing good quality.
S209 shoots the shooting personage according to the light exposure of the shooting personage after adjustment.
In the embodiment of the present invention, when the mobile terminal has adjusted the face brightness value and/or background of the shooting personage Brightness value, after the light exposure for shooting personage, using the light exposure of the shooting personage after adjustment to institute It states shooting personage to shoot, it is preferable to shoot the picture quality come in this way.
Fig. 3 is referred to, is the flow signal of the 3rd embodiment of mobile terminal photographic method provided in an embodiment of the present invention Figure, the mobile terminal photographic method of the embodiment of the present invention can include but is not limited to following steps.
S301 receives the photographing instruction of user's triggering.
In the embodiment of the present invention, mobile terminal receives the photographing instruction of user's triggering, to execute process of taking pictures.The shifting Dynamic terminal shows shooting preview picture, and the face and background of shooting personage are shown in the shooting preview picture.Specifically Ground, the photographing instruction can be the self-timer instruction for the front camera of the mobile terminal, when the mobile terminal connects When receiving the self-timer instruction, the mobile terminal shows the shooting preview picture, is shown in the shooting preview picture It is shown with the face and background of shooting personage.Wherein, the mobile terminal can include but is not limited to:Smart mobile phone is (such as Android phone, iOS mobile phones etc.), mobile internet device (MID, Mobile Internet Devices) or wearable intelligence Energy equipment etc. has the mobile device of camera function.For example, when user is taken pictures using the camera function on mobile terminal, then By touching take pictures button or imaging icon in terminal, the photographing instruction is sent to the mobile terminal.
S303 obtains the face brightness value and the back of the body of the shooting personage presented in shooting preview picture according to the photographing instruction Scape brightness value.
In the embodiment of the present invention, the mobile terminal is obtained in the shooting preview picture according to the photographing instruction and is presented Shooting personage face brightness value and background value, wherein the shooting personage is shown in the shooting preview picture Face and background, the face can be collected by face recognition technology by the mobile terminal, the background be user clap According to when residing external environment, including other regions in the shooting preview picture in addition to the face.The face brightness The size of value depends on the power for ambient, and when ambient is stronger, then the face brightness value is larger;Work as ambient light When line is weaker, then the face brightness value is smaller.The size of the background value depends on background color and/or light is strong It is weak.For example, when the size of the background value depends on background color, when background color is cool tone, then background is bright Angle value is smaller;When background color is warm tones, then background value is larger.
Further, if it includes at least two to shoot personage described in the shooting preview picture, the mobile terminal root The face of the maximum shooting personage of human face region in at least two shooting personage is obtained according to the photographing instruction Brightness value and the background value.Using the region of maximum this face of the human face region detected as photometry region, in this way It can guarantee that main body exposure is accurate.
S305 judges whether to need to adjust the shooting people according to the face brightness value and/or the background value The light exposure of object.
In the embodiment of the present invention, the face brightness value and/or the background luminance that the mobile terminal root is got Value judges whether that the light exposure to the shooting personage is needed to be adjusted, if judging to need to adjust the exposure for shooting personage Light quantity, then the mobile terminal adjusts the light exposure of the shooting personage, if judging to adjust the shooting personage's Light exposure, then the mobile terminal do not adjust it is described shooting personage light exposure.If judging to need to adjust the shooting personage Light exposure, enter step S307, otherwise terminate this flow.
Specifically, the mobile terminal judge whether to need to adjust the judgment mode of the light exposure of the shooting personage can be with For:Judge whether the face brightness value is less than predetermined luminance threshold value.If it is described default to judge that the face brightness value is less than Luminance threshold, the then result judged are the light exposure for needing to adjust the shooting personage;If judging, the face brightness value is big In or be equal to the predetermined luminance threshold value, then the result judged be need not adjust it is described shoot personage light exposure.The shifting Dynamic terminal judges whether that the judgment mode for needing to adjust the light exposure of the shooting personage can also be:Judge the face brightness Whether value is less than the background value.If judging, the face brightness value is less than the background value, the knot judged Fruit is the light exposure for needing to adjust the shooting personage;If judging, the face brightness value is greater than or equal to the background luminance Value, then the result judged be need not adjust it is described shoot personage light exposure.It is understood, however, that above-mentioned according to institute It states face brightness value and/or the background value judges whether to need to adjust the judgment mode of the light exposure of the shooting personage Only two of which form is not intended to limit the invention, such as can also by the shooting preview picture image it is clear It spends to judge whether need to adjust the light exposure for shooting personage under current photo environment, if the clarity of image is not high, The result then judged is the light exposure for needing to adjust the shooting personage;If the clarity of image is high, the result judged is The light exposure of the shooting personage need not be adjusted.
S307 exports prompt message, to prompt the user to adjust the face brightness value and/or background of the shooting personage Brightness value.
It is described if the mobile terminal is judged to need to adjust the light exposure of the shooting personage in the embodiment of the present invention Mobile terminal exports prompt message in the shooting preview picture, to prompt the user right in the shooting preview picture The face brightness value and/or background value of the shooting personage is adjusted.Specifically, the exhibition method of the prompt message It can be slider bar exhibition method, can also be the exhibition method that text prompt mode or slider bar are combined with file, this Inventive embodiments are not especially limited.Wherein, the slider bar can carry out brightness regulation, and the user can be in the shooting The frame choosing in region is carried out in preview screen, the region chosen by way of frame choosing is the region for needing to adjust brightness value, institute It states user and slides the slider bar to carry out the brightness in the region from main regulation, the exhibition method of the frame choosing can be to appoint Meaning geometric figure.For example, when user carries out self-timer, mobile terminal detects the light exposure for needing to adjust the shooting personage, Then the mobile terminal shows the slider bar in the shooting preview picture, if the user wants to protrude people in self-timer Face, can by way of rectangle frame face making region, it is bright draw human face region to slide the slider bar.Specifically Ground is the interface schematic diagram of shooting preview picture provided in an embodiment of the present invention, wherein mark 401 reference can be made to shown in Fig. 4 Rectangle frame indicates that the brightness of the background area can be adjusted, and mark 403 is the slider bar, and mark 405 is human face region, described After mobile terminal receives the photographing instruction of the user, detect that face brightness value is less than background value, in order to avoid clapping Go out over-exposed image, the mobile terminal output character prompt message prompts user to carry out brightness regulation, and user passes through cunning The slider bar is moved, 401 background area brightness is dragged down, the brightness of face can be protruded in this way and ignore the bright of scenery below Degree, to avoid image overexposure, and user can be as needed from main regulation face brightness value and background value, to meet difference The demand of user, this mode is more suitable for the self-timer in scenic spot, very useful.It should be noted that the embodiment of the present invention be with The mobile terminal is judged to need to adjust the prompt message exported after light exposure after receiving photographing instruction, In some other executable scheme, user is before triggering photographing instruction, can also be certainly in the shooting preview picture Face brightness value and the background value described in main modulation meet different user to realize different shooting effects with this Shooting demand.
S309 receives the setting instruction of the user, and the face that the shooting personage is turned up according to the setting instruction is bright Angle value turns down the background value to promote the light exposure of the shooting personage.
In the embodiment of the present invention, the mobile terminal receives the setting that the user inputs in the shooting preview picture Instruction instructs according to the setting and face brightness value is turned up, and turns down the background value to promote the exposure of the shooting personage Light quantity.Specifically, if the prompting mode is slider bar mode, the setting instruction as refers to for the sliding of the slider bar It enabling, the face brightness value for shooting personage is turned up in the amplitude that the mobile terminal slides the slider bar according to the user, The background value is turned down to promote the light exposure of the shooting personage.The embodiment of the present invention is so that the shooting personage is turned up Face brightness value, background value explanation for making for promoting the light exposure of the shooting personage is turned down, at other In some executable schemes, the mobile terminal can also turn down the people of the shooting personage according to the setting instruction of the user The background value is turned up to reduce the light exposure of the shooting personage in face brightness value.Meet the shooting of different user with this Demand.
S311 shoots the shooting personage according to the light exposure of the shooting personage after adjustment.
In the embodiment of the present invention, when the mobile terminal has adjusted the face brightness value and/or background of the shooting personage Brightness value, after the light exposure for shooting personage, using the light exposure of the shooting personage after adjustment to institute It states shooting personage to shoot, it is preferable to shoot the picture quality come in this way.
The above-mentioned method for illustrating the embodiment of the present invention, following for convenient for preferably implementing the embodiment of the present invention Said program is correspondingly also provided below for coordinating the associated terminal for implementing said program.
Fig. 5 is referred to, is the structural schematic diagram of the first embodiment of mobile terminal provided in an embodiment of the present invention, it is mobile whole End 50 includes:Receiving module 501, acquisition module 503, judgment module 505, adjustment module 507 and taking module 509, wherein
Receiving module 501, the photographing instruction for receiving user's triggering.
Acquisition module 503, the people for obtaining the shooting personage presented in shooting preview picture according to the photographing instruction Face brightness value and background value.
Further, if it includes at least two to shoot personage described in the shooting preview picture, acquisition module 503 is specific Institute for obtaining the maximum shooting personage of human face region in at least two shooting personage according to the photographing instruction State face brightness value and the background value.
Judgment module 505, for judging whether to need to adjust according to the face brightness value and/or the background value The light exposure of the shooting personage.
Further, judgment module 505 is specifically used for judging whether the face brightness value is less than predetermined luminance threshold value;
If judging, the face brightness value is less than the predetermined luminance threshold value, and the result judged is described in needs adjustment Shoot the light exposure of personage.
Further, judgment module 505 is specifically used for judging whether the face brightness value is less than the background luminance Value;
If judging, the face brightness value is less than the background value, and the result judged is needs to adjust the bat Take the photograph the light exposure of personage.
Module 507 is adjusted, if for judging to need to adjust the light exposure for shooting personage, adjusts the shooting people The face brightness value and/or background value of object are to adjust the light exposure of the shooting personage.
Further, it if adjustment module 507 is specifically used for judging to need to adjust the light exposure of the shooting personage, is turned up The face brightness value of the shooting personage is to promote the light exposure of the shooting personage.
Further, it if adjustment module 507 is specifically used for judging to need to adjust the light exposure of the shooting personage, adjusts The face brightness value of the high shooting personage, and the background value is turned down to promote the light exposure of the shooting personage.
Taking module 509, for being clapped the shooting personage according to the light exposure of the shooting personage after adjustment It takes the photograph.
It will be appreciated that the function of each functional unit of the mobile terminal 50 of the present embodiment can be according to above-mentioned Fig. 1 or the side Fig. 2 The method of method embodiment implements, and details are not described herein again.
Further, Fig. 6 is referred to, is that the structure of the adjustment module 507 of mobile terminal provided in an embodiment of the present invention is shown It is intended to.The adjustment module 507 includes:Output unit 5071 and receiving unit 5073, wherein
Output unit 5071, for exporting prompt message, to prompt the face that the user adjusts the shooting personage bright Angle value and/or background value.
Receiving unit 5073, the setting for receiving the user instruct, and the shooting is turned up according to setting instruction The face brightness value of personage turns down the background value to promote the light exposure of the shooting personage.
It will be appreciated that the function of each functional unit of the adjustment module 507 of the present embodiment can be according to above-mentioned Fig. 3 methods reality The method specific implementation of example is applied, details are not described herein again.
Fig. 7 is referred to, is the structural schematic diagram of the second embodiment of mobile terminal provided by the invention.Wherein, such as Fig. 7 institutes Show, mobile terminal 70 may include:At least one processor 701, such as CPU, at least one bus 702, at least one input Device 703 and at least one output device 704, memory 705.Wherein, bus 702 is for realizing the communication between these components Connection;The touch panel of the concretely terminal of input unit 703, including touch screen and touch screen are used for detection terminal touch surface Operational order on plate;Output device 704 may include the display screen (Display) of terminal, for export, show image or Data;Memory 705 can be high-speed RAM display, can also be non-labile display (non-volatile Memory), a for example, at least disk display, memory 705 optionally can also be at least one and be located remotely from aforementioned place Manage the display device of device 701.As shown in fig. 7, as may include operation system in a kind of memory 705 of Computer display medium System, network communication module, Subscriber Interface Module SIM and camera program.
In mobile terminal 70 shown in Fig. 7, journey that processor 701 can be used for storing in run memory 705 take pictures Sequence, and execute following operation:
The photographing instruction of user's triggering is received by input unit 703;
Face brightness value and the background that the shooting personage presented in shooting preview picture is obtained according to the photographing instruction are bright Angle value;
Judged whether to need to adjust the exposure for shooting personage according to the face brightness value and/or the background value Light quantity;
If judging to need to adjust the light exposure for shooting personage, the face brightness value of the shooting personage is adjusted And/or background value is to adjust the light exposure of the shooting personage;
The shooting personage is shot according to the light exposure of the shooting personage after adjustment.
Further, processor 701 execute it is described according to the face brightness value and/or the background value judgement be The step of no light exposure for needing to adjust the shooting personage is specially:
Judge whether the face brightness value is less than predetermined luminance threshold value;
If judging, the face brightness value is less than the predetermined luminance threshold value, and the result judged is described in needs adjustment Shoot the light exposure of personage;
Processor 701 executes the adjustment face brightness value for shooting personage and/or background value to adjust State shooting personage light exposure the step of be specially:
The face brightness value of the shooting personage is turned up to promote the light exposure of the shooting personage.
Further, processor 701 executes described judges according to the face brightness value and/or the background value The step of light exposure for whether needing to adjust the shooting personage is specially:Judge whether the face brightness value is less than the back of the body Scape brightness value;
If judging, the face brightness value is less than the background value, and the result judged is needs to adjust the bat Take the photograph the light exposure of personage;
Processor 701 executes the adjustment face brightness value for shooting personage and/or background value to adjust State shooting personage light exposure the step of be specially:
The face brightness value of the shooting personage is turned up, and turns down the background value to promote the shooting personage Light exposure.
Further, processor 701 executes the face brightness value and/or background luminance of the adjustment shooting personage Value is specifically included with adjusting the step of the light exposure for shooting personage:
Prompt message is exported, to prompt the user to adjust the face brightness value and/or background luminance of the shooting personage Value;
The face brightness value of the shooting personage is turned up according to the setting instruction for the setting instruction for receiving the user, The background value is turned down to promote the light exposure of the shooting personage.
Further, it includes at least two that personage is shot described in the shooting preview picture, and processor 701 executes institute State the face brightness value and background value that the shooting personage presented in shooting preview picture is obtained according to the photographing instruction Step is specially:
The maximum shooting personage of human face region in at least two shooting personage is obtained according to the photographing instruction The face brightness value and the background value.
It will be appreciated that for details, reference can be made in described in Fig. 1 or Fig. 2 or Fig. 3 embodiments for the execution step of processor 701 Hold, which is not described herein again.
It should be noted that above-mentioned mobile terminal can include but is not limited to:Smart mobile phone (such as Android phone, iOS Mobile phone etc.), mobile internet device (MID, Mobile Internet Devices) or wearable intelligent equipment etc. have and take pictures The mobile device of function.
In conclusion by implementing the embodiment of the present invention, the people of personage is shot in acquisition for mobile terminal shooting preview picture Face brightness value and background value, if detecting, the face brightness value is less than predetermined luminance threshold value, and it is bright that the face is turned up Angle value, if detecting that less than the background value, the face brightness value is turned up, and turn down in the face brightness value The background value promotes the light exposure of shooting personage with this.And user can be independently arranged, adjustment shooting personage's Face brightness value and background value, final mobile terminal according to after adjustment shooting personage light exposure to shooting personage into Row shooting shoots the image for comparing good quality so that the light exposure of shooting personage can adjust.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with Relevant hardware is instructed to complete by computer program, the program can be stored in a computer read/write memory medium In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access Memory, RAM) etc..
It is above disclosed to be only a preferred embodiment of the present invention, the power of the present invention cannot be limited with this certainly Sharp range, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and is weighed according to the present invention Equivalent variations made by profit requirement, still belong to the scope covered by the invention.

Claims (8)

1. a kind of mobile terminal photographic method, which is characterized in that including:
Receive the photographing instruction of user's triggering;
The face brightness value and background value of the shooting personage presented in shooting preview picture are obtained according to the photographing instruction;
Judged whether to need to adjust the exposure for shooting personage according to the face brightness value and/or the background value Amount;
If judging to need to adjust the light exposure of the shooting personage, adjust the shooting personage face brightness value and/or Background value with adjust it is described shooting personage light exposure, including:Prompt message is exported, to prompt described in user's adjustment Shoot the face brightness value and/or background value of personage;Wherein, the exhibition method of the prompt message includes slider bar displaying Mode, the slider bar is for carrying out brightness regulation;It responds shooting personage of the user in the shooting preview picture and carries out area The frame in domain selects, and determines that the region chosen by way of frame choosing is to shoot personage to need to adjust the region of brightness value, and response User slides the brightness in the region chosen described in the slip instruction adjustment of the slider bar and adjusts the exposure for shooting personage Amount;
The shooting personage is shot according to the light exposure of the shooting personage after adjustment.
2. the method as described in claim 1, which is characterized in that described bright according to the face brightness value and/or the background Angle value judges whether to need to adjust the light exposure of the shooting personage, including:
Judge whether the face brightness value is less than predetermined luminance threshold value;
If judging, the face brightness value is less than the predetermined luminance threshold value, and the result judged is needs to adjust the shooting The light exposure of personage;
The face brightness value and/or background value of the adjustment shooting personage is to adjust the exposure of the shooting personage Amount, including:
The face brightness value of the shooting personage is turned up to promote the light exposure of the shooting personage.
3. the method as described in claim 1, which is characterized in that described bright according to the face brightness value and/or the background Angle value judges whether to need to adjust the light exposure of the shooting personage, including:
Judge whether the face brightness value is less than the background value;
If judging, the face brightness value is less than the background value, and the result judged is needs to adjust the shooting people The light exposure of object;
The face brightness value and/or background value of the adjustment shooting personage is to adjust the exposure of the shooting personage Amount, including:
The face brightness value of the shooting personage is turned up, and turns down the background value to promote the exposure of the shooting personage Light quantity.
4. the method as described in claim 1, which is characterized in that it includes at least to shoot personage described in the shooting preview picture Two, the face brightness value that the shooting personage presented in shooting preview picture is obtained according to the photographing instruction and background are bright Angle value, including:
The institute of the maximum shooting personage of human face region in at least two shooting personage is obtained according to the photographing instruction State face brightness value and the background value.
5. a kind of mobile terminal, which is characterized in that including:
Receiving module, the photographing instruction for receiving user's triggering;
Acquisition module, the face brightness value for obtaining the shooting personage presented in shooting preview picture according to the photographing instruction And background value;
Judgment module, for judging whether to need to adjust the bat according to the face brightness value and/or the background value Take the photograph the light exposure of personage;
Module is adjusted, if for judging to need to adjust the light exposure for shooting personage, adjusts the people of the shooting personage Face brightness value and/or background value are to adjust the light exposure of the shooting personage, wherein the adjustment module includes that output is single Member and receiving unit, the output unit is for exporting prompt message, to prompt the user to adjust the people of the shooting personage Face brightness value and/or background value, wherein the exhibition method of the prompt message includes slider bar exhibition method, the cunning Dynamic item is for carrying out brightness regulation;The receiving unit for respond shooting personage of the user in the shooting preview picture into The frame in row region selects, and determines that the region chosen by way of frame choosing is the region for shooting personage and needing adjustment brightness value, and The brightness in the region chosen described in the slip instruction adjustment of the slider bar is slided in response to user and adjusts the shooting personage's Light exposure;
Taking module, for being shot to the shooting personage according to the light exposure of the shooting personage after adjustment.
6. mobile terminal as claimed in claim 5, which is characterized in that the judgment module is specifically used for judging that the face is bright Whether angle value is less than predetermined luminance threshold value;
If judging, the face brightness value is less than the predetermined luminance threshold value, and the result judged is needs to adjust the shooting The light exposure of personage;
If the adjustment module is specifically used for judging to need to adjust the light exposure of the shooting personage, the shooting personage is turned up Face brightness value with promoted it is described shooting personage light exposure.
7. mobile terminal as claimed in claim 5, which is characterized in that the judgment module is specifically used for judging that the face is bright Whether angle value is less than the background value;
If judging, the face brightness value is less than the background value, and the result judged is needs to adjust the shooting people The light exposure of object;
If the adjustment module is specifically used for judging to need to adjust the light exposure of the shooting personage, the shooting personage is turned up Face brightness value, and turn down the background value with promoted it is described shooting personage light exposure.
8. mobile terminal as claimed in claim 5, which is characterized in that shooting personage described in the shooting preview picture includes At least two, the acquisition module is specifically used for obtaining face area in at least two shooting personage according to the photographing instruction The face brightness value and the background value of the maximum shooting personage in domain.
CN201510475192.6A 2015-08-05 2015-08-05 A kind of mobile terminal photographic method and mobile terminal Expired - Fee Related CN105049726B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510475192.6A CN105049726B (en) 2015-08-05 2015-08-05 A kind of mobile terminal photographic method and mobile terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510475192.6A CN105049726B (en) 2015-08-05 2015-08-05 A kind of mobile terminal photographic method and mobile terminal

Publications (2)

Publication Number Publication Date
CN105049726A CN105049726A (en) 2015-11-11
CN105049726B true CN105049726B (en) 2018-09-04

Family

ID=54455891

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510475192.6A Expired - Fee Related CN105049726B (en) 2015-08-05 2015-08-05 A kind of mobile terminal photographic method and mobile terminal

Country Status (1)

Country Link
CN (1) CN105049726B (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105516613A (en) * 2015-12-07 2016-04-20 凌云光技术集团有限责任公司 Intelligent exposure method and system based on face recognition
CN105578055A (en) * 2016-01-08 2016-05-11 深圳市朵唯志远科技有限公司 Mobile phone photographing control method
CN105681675A (en) * 2016-03-22 2016-06-15 珠海格力电器股份有限公司 Mobile terminal and photographing mode setting method and device thereof
CN106161980A (en) * 2016-07-29 2016-11-23 宇龙计算机通信科技(深圳)有限公司 Photographic method and system based on dual camera
CN106161970B (en) * 2016-09-26 2019-10-11 宇龙计算机通信科技(深圳)有限公司 A kind of image pickup method, device and mobile terminal
CN106331510B (en) * 2016-10-31 2019-10-15 维沃移动通信有限公司 A kind of backlight photographic method and mobile terminal
CN106851063A (en) * 2017-02-27 2017-06-13 努比亚技术有限公司 A kind of exposure regulation terminal and method based on dual camera
CN106851124B (en) * 2017-03-09 2021-03-02 Oppo广东移动通信有限公司 Image processing method and device based on depth of field and electronic device
CN106973227A (en) * 2017-03-31 2017-07-21 努比亚技术有限公司 Intelligent photographing method and device based on dual camera
CN107122760B (en) * 2017-05-16 2019-10-18 Oppo广东移动通信有限公司 Fingerprint identification method and Related product
CN107197169B (en) * 2017-06-22 2019-12-06 维沃移动通信有限公司 high dynamic range image shooting method and mobile terminal
CN111543047A (en) * 2017-09-30 2020-08-14 深圳传音通讯有限公司 Video shooting method and device and computer readable storage medium
CN108174088A (en) * 2017-12-26 2018-06-15 上海展扬通信技术有限公司 A kind of brightness adjusting method, device, terminal and computer readable storage medium
CN107911617A (en) * 2017-12-27 2018-04-13 上海传英信息技术有限公司 Photographic method and device
CN110830728A (en) * 2018-08-13 2020-02-21 浙江宇视科技有限公司 Exposure adjusting method and device
CN108683859A (en) * 2018-08-16 2018-10-19 Oppo广东移动通信有限公司 It takes pictures optimization method, device, storage medium and terminal device
CN109656449A (en) * 2018-11-01 2019-04-19 苏州蜗牛数字科技股份有限公司 A kind of method of quick carry out textures toning
CN109639962B (en) * 2018-11-22 2020-12-18 新昌县鸿吉电子科技有限公司 Self-timer short video mode selection method and related product
CN111901476B (en) * 2019-05-06 2022-06-10 苹果公司 User interface for capturing and managing visual media
CN110399082B (en) * 2019-07-05 2022-03-25 北京达佳互联信息技术有限公司 Terminal attribute control method and device, electronic equipment and medium
CN111083389B (en) * 2019-12-27 2021-11-16 维沃移动通信有限公司 Method and device for shooting image

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1429279A2 (en) * 2002-12-12 2004-06-16 Fuji Photo Film Co., Ltd. Face recognition method, face recognition apparatus, face extraction method and image pickup apparatus
CN1992820A (en) * 2005-12-27 2007-07-04 三星Techwin株式会社 Digital camera with face detection function for facilitating exposure compensation
CN101247479A (en) * 2008-03-26 2008-08-20 北京中星微电子有限公司 Automatic exposure method based on objective area in image
CN103813097A (en) * 2012-11-07 2014-05-21 奥林巴斯映像株式会社 Imaging apparatus and imaging method
CN104735362A (en) * 2015-03-11 2015-06-24 广东欧珀移动通信有限公司 Picture taking method and device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1429279A2 (en) * 2002-12-12 2004-06-16 Fuji Photo Film Co., Ltd. Face recognition method, face recognition apparatus, face extraction method and image pickup apparatus
CN1992820A (en) * 2005-12-27 2007-07-04 三星Techwin株式会社 Digital camera with face detection function for facilitating exposure compensation
CN101247479A (en) * 2008-03-26 2008-08-20 北京中星微电子有限公司 Automatic exposure method based on objective area in image
CN103813097A (en) * 2012-11-07 2014-05-21 奥林巴斯映像株式会社 Imaging apparatus and imaging method
CN104735362A (en) * 2015-03-11 2015-06-24 广东欧珀移动通信有限公司 Picture taking method and device

Also Published As

Publication number Publication date
CN105049726A (en) 2015-11-11

Similar Documents

Publication Publication Date Title
CN105049726B (en) A kind of mobile terminal photographic method and mobile terminal
EP3633975B1 (en) Photographic method, photographic apparatus, and mobile terminal
US10623647B2 (en) Image capturing apparatus and control method for changing a setting based on a touch operation on a display
US9143679B2 (en) Electronic apparatus, electronic apparatus control method, and storage medium
US8760534B2 (en) Image processing apparatus with function for specifying image quality, and method and storage medium
US9843731B2 (en) Imaging apparatus and method for capturing a group of images composed of a plurality of images and displaying them in review display form
US9571752B2 (en) Display control apparatus and display control method
US20140043517A1 (en) Image capture apparatus and image capture method
CN105516611B (en) Photographic device and method for imaging
CN104754219B (en) A kind of terminal
US9838609B2 (en) Image capturing apparatus, control apparatus and control method for controlling zooming function
US9681048B2 (en) Image capturing apparatus and method for controlling the same
US9185300B2 (en) Photographing apparatus for scene catergory determination and method for controlling thereof
KR102207633B1 (en) Image photographing apparatus and control methods thereof
CN105187712A (en) Mobile terminal and shooting method thereof
CN112637515B (en) Shooting method and device and electronic equipment
US8659695B2 (en) Method of controlling digital image processing apparatus, medium for recording the method, and digital image processing apparatus operating according to the method
US11122204B2 (en) Image capturing control apparatus, control method, and storage medium
CN106791462B (en) Method and system for supplementing light during photographing of front camera of mobile terminal
US9538097B2 (en) Image pickup apparatus including a plurality of image pickup units and method of controlling the same
US9232133B2 (en) Image capturing apparatus for prioritizing shooting parameter settings and control method thereof
JP6410778B2 (en) Imaging apparatus and control method thereof
JP6761228B2 (en) Display devices and their control methods, programs, and storage media
JP6238671B2 (en) Display control device and control method of display control device
JP2017041805A (en) Imaging apparatus, information processing method, and program

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18

Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd.

Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18

Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd.

CP01 Change in the name or title of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180904