CN111866384B - Shooting control method, mobile terminal and computer storage medium - Google Patents

Shooting control method, mobile terminal and computer storage medium Download PDF

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Publication number
CN111866384B
CN111866384B CN202010688029.9A CN202010688029A CN111866384B CN 111866384 B CN111866384 B CN 111866384B CN 202010688029 A CN202010688029 A CN 202010688029A CN 111866384 B CN111866384 B CN 111866384B
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China
Prior art keywords
shooting
projection
background
mobile terminal
camera
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CN202010688029.9A
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Chinese (zh)
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CN111866384A (en
Inventor
朱勇
许运生
李鸿
揭应平
孟跃龙
王栋
陈蓉
朱斌杰
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Shenzhen Transsion Holdings Co Ltd
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Shenzhen Transsion Holdings Co Ltd
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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
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
    • H04N23/632—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters for displaying or modifying preview images prior to image capturing, e.g. variety of image resolutions or capturing parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0264—Details of the structure or mounting of specific components for a camera module assembly
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/53—Constructional details of electronic viewfinders, e.g. rotatable or detachable
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/52—Details of telephonic subscriber devices including functional features of a camera
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/54—Details of telephonic subscriber devices including functional features of a projector or beamer module assembly

Abstract

The application relates to a shooting control method, a mobile terminal and a computer storage medium, wherein the shooting control method comprises the following steps: starting a first camera positioned on the back side of the mobile terminal; and displaying corresponding shooting information on a first display screen positioned at the back side of the mobile terminal according to the distance between the shooting target and the mobile terminal and/or the received operation. Through this kind of mode, this application can show the shooting information in the dorsal part when using rear camera, richens the shooting display mode, lets the person of shooing effectively acquire the shooting information, improves and shoots experience.

Description

Shooting control method, mobile terminal and computer storage medium
Technical Field
The application relates to the technical field of terminals, in particular to a shooting control method, a mobile terminal and a computer storage medium.
Background
With the rapid development of terminal technology, the functions of mobile terminals such as mobile phones and tablet computers are also improved, and the mobile terminals become one of the common tools in daily life and work.
Current cell-phone is when using leading camera auto heterodyne, and the accessible screen previews, nevertheless because the restriction of handheld distance hardly shoots out complete portrait, and if use rear camera to shoot, then can only shoot the people and preview, and can't see the shooting condition by the shooting people, hardly shoot and let by the satisfactory photo of shooter, shoot experience relatively poor.
The above is only for the purpose of assisting understanding of the technical solutions of the present application, and does not represent an admission that the above is prior art.
Disclosure of Invention
In view of the above technical problems, the present application provides a shooting control method, a mobile terminal and a computer storage medium, which can enrich shooting display modes when a rear camera is used, so that a shot person can effectively obtain shooting information, and shooting experience is improved.
In order to solve the above technical problem, the present application provides a shooting control method applied to a mobile terminal, including:
starting a first camera positioned on the back side of the mobile terminal;
projecting shooting information through a projection screen located on the back side of the mobile terminal, wherein the shooting information comprises a shooting background located in a shooting range of the first camera.
Wherein the projecting the photographing information through a projection screen located at a backside of the mobile terminal includes:
receiving a setting operation of a shooting background, wherein the setting operation comprises a selection operation and/or an input operation;
and projecting the set shooting background in the shooting range of the first camera through the projection screen.
Wherein, the shooting background after will setting up passes through the projection screen projection in the shooting range of first camera, includes:
when the set shooting background is a picture, adjusting the display parameters of the picture according to the current shooting light;
determining the projection size of the picture according to the shooting range of the first camera and the distance between a projection background wall and the mobile terminal;
and projecting the picture according to the display parameters and the projection size to obtain a shooting background.
Wherein, the shooting background after will setting up passes through the projection screen projection in the shooting range of first camera, includes:
when the set shooting background contains characters, determining projection parameters of the characters according to at least one of a shooting range of the first camera, a shooting environment, a distance between a projection background wall and the mobile terminal and a position of a shooting target, wherein the shooting environment comprises at least one of flatness of the projection background wall and obstacle positions on the projection background wall, and the projection parameters of the characters comprise at least one of the distance between the characters, a relative angle and the size of the characters;
and projecting the set characters according to the projection parameters of the characters to obtain a shooting background.
Wherein, the shooting background after will setting up passes through the projection screen projection in the shooting range of first camera, includes:
adjusting projection parameters of a set shooting background according to the current shooting environment color and/or the position of a shooting target, wherein the projection parameters of the shooting background comprise at least one of color, color distribution, background element size, brightness, projection angle and projection area;
and controlling the projection screen to project the shooting background in the shooting range of the first camera according to the adjusted projection parameters.
Wherein, the shooting background after will setting up passes through the projection screen projection is in the shooting scope of first camera, still includes:
when a shooting background is projected, a preview picture is obtained;
and adjusting the projection angle and/or the projection area of the shooting background according to the distance between the shooting target in the preview picture and the mobile terminal and the projection background wall.
Wherein, the method further comprises:
when a shooting operation is received, adding countdown prompt information into the current shooting background, and performing projection display through the projection screen;
and when the countdown is finished, the display of the projection screen on the shooting background is recovered, and the first camera is controlled to shoot.
Wherein, the method further comprises:
when viewing a photograph with a shooting background, other photographs of the same shooting background are displayed as comparison photographs.
Wherein the photographing information further includes a partial detail view, and the projecting the photographing information through a projection screen located at a backside of the mobile terminal includes:
receiving an operation of amplifying local details of a preview picture, wherein the operation comprises at least one of touch operation, voice operation and gesture operation;
amplifying the corresponding local detail in the preview picture;
and projecting the local detail image at the specified direction of the shooting target through the projection screen.
Wherein the mobile terminal further comprises a first display screen positioned on the back side, and the method further comprises:
and when the local detail image is projected to the appointed position of the shooting target through the projection screen, the preview picture is displayed through the first display screen.
The mobile terminal further comprises a first display screen positioned on the back side, the shooting information further comprises an imaging picture, and the method further comprises the following steps:
when the distance between a shooting target and the mobile terminal is smaller than or equal to a preset distance, displaying the imaging picture through the first display screen;
and when the distance between a shooting target and the mobile terminal is greater than a preset distance, projecting the imaging picture at the designated position of the shooting target through the projection screen.
The application further provides a second shooting control method applied to the mobile terminal, including:
starting a first camera positioned on the back side of the mobile terminal;
and displaying corresponding shooting information on a first display screen positioned on the back side of the mobile terminal according to the distance between the shooting target and the mobile terminal and/or the received operation.
In a second photographing control method, the displaying corresponding photographing information on a first display screen located at a back side of the mobile terminal according to a distance between a photographing target and the mobile terminal and/or a received operation includes:
and when the distance between the shooting target and the mobile terminal is smaller than a preset threshold value, shooting information is displayed through the first display screen, and the shooting information comprises at least one of a preview picture, a local detail image, a parameter setting interface and prompt information.
In a second photographing control method, the displaying corresponding photographing information on a first display screen located at a back side of the mobile terminal according to a distance between a photographing target and the mobile terminal and/or a received operation includes:
determining a target area in the image according to the operation received by the first display screen;
amplifying the target area according to the operation received by the first display screen;
and displaying the local detail magnification image on the first display screen.
In a second photographing control method, the displaying corresponding photographing information on a first display screen located at a back side of the mobile terminal according to a distance between a photographing target and the mobile terminal and/or a received operation includes:
when shooting operation is received, displaying prompt information on the first display screen, wherein the prompt information comprises at least one of information for prompting a camera currently used and information for countdown prompt;
and adjusting display parameters of the prompt message according to the distance between the shooting target and the mobile terminal, wherein the display parameters comprise at least one of font size, identification size, color and display angle.
In a second photographing control method, the mobile terminal further includes a projection screen on a rear side, and the method further includes:
and projecting the shooting information through the projection screen, wherein the shooting information also comprises a shooting background positioned in the shooting range of the first camera.
In a second photographing control method, when the photographing information is a photographing background, the projecting the photographing information through the projection screen includes:
receiving a setting operation of a shooting background, wherein the setting operation comprises a selection operation and/or an input operation;
and projecting the set shooting background in the shooting range of the first camera through the projection screen.
In a second photographing control method, the projecting the set photographing background through the projection screen within a photographing range of the first camera includes:
when the set shooting background is a picture, adjusting the display parameters of the picture according to the current shooting light;
determining the projection size of the picture according to the shooting range of the first camera and the distance between a projection background wall and the mobile terminal;
and projecting the picture according to the display parameters and the projection size to obtain a shooting background.
In a second photographing control method, the projecting the set photographing background through the projection screen within a photographing range of the first camera includes:
when the set shooting background contains characters, determining projection parameters of the characters according to at least one of a shooting range of the first camera, a shooting environment, a distance between a projection background wall and the mobile terminal and a position of a shooting target, wherein the shooting environment comprises at least one of flatness of the projection background wall and obstacle positions on the projection background wall, and the projection parameters of the characters comprise at least one of the distance between the characters, a relative angle and the size of the characters;
and projecting the set characters according to the projection parameters of the characters to obtain a shooting background.
In a second photographing control method, the projecting the set photographing background through the projection screen within a photographing range of the first camera includes:
adjusting projection parameters of a set shooting background according to the current shooting environment color and/or the position of a shooting target, wherein the projection parameters of the shooting background comprise at least one of color, color distribution, background element size, brightness, projection angle and projection area;
and controlling the projection screen to project the shooting background in the shooting range of the first camera according to the adjusted display parameters.
In a second shooting control method, the projecting the set shooting background through the projection screen into the shooting range of the first camera further includes:
when a shooting background is projected, a preview picture is obtained;
and adjusting the projection angle and/or the projection area of the shooting background according to the distance between the shooting target in the preview picture and the mobile terminal and the projection background wall.
In a second photographing control method, the method further includes:
when a shooting operation is received, adding countdown prompt information into the current shooting background, and performing projection display through the projection screen;
and when the countdown is finished, the display of the projection screen on the shooting background is recovered, and the first camera is controlled to shoot.
In a second photographing control method, when the photographing information is a partial detail view, the projecting the photographing information through the projection screen includes:
receiving an operation of amplifying local details of a preview picture, wherein the operation comprises at least one of touch operation, voice operation and gesture operation;
amplifying the corresponding local detail in the preview picture;
and projecting the local detail image at the specified direction of the shooting target through the projection screen.
In a second photographing control method, the method further includes:
and when the local detail image is projected to the appointed position of the shooting target through the projection screen, the preview picture is displayed through the first display screen.
In a second shooting control method, the mobile terminal further includes a first display screen located on a back side, and the shooting information further includes an imaging picture, and the method further includes:
when the distance between a shooting target and the mobile terminal is smaller than or equal to a preset distance, displaying the imaging picture through the first display screen;
and when the distance between a shooting target and the mobile terminal is greater than a preset distance, projecting the imaging picture at the designated position of the shooting target through the projection screen.
The application also provides a mobile terminal, including first display screen, projection screen and first camera, first display screen the projection screen with first camera is located mobile terminal's dorsal part, first display screen with the projection screen is used for showing the use shooting information when first camera shoots.
Wherein the projection screen is disposed around the first camera.
The projection screen comprises a display screen and a lens, wherein the lens is arranged on the display side of the display screen to enlarge and project the picture of the display screen.
The present application further provides a mobile terminal, which includes a memory and a processor, where the memory is configured to store at least one program instruction, and the processor is configured to implement the first or second shooting control method by loading and executing the at least one program instruction.
The present application further provides a computer storage medium having computer program instructions stored thereon; the computer program instructions, when executed by a processor, implement the photography control method as described above.
As described above, a photographing control method, a mobile terminal, and a computer storage medium according to the present application, the photographing control method including: starting a first camera positioned on the back side of the mobile terminal; and displaying corresponding shooting information on a first display screen positioned at the back side of the mobile terminal according to the distance between the shooting target and the mobile terminal and/or the received operation. Through this kind of mode, this application can show the shooting information in the dorsal part when using rear camera, richens the shooting display mode, lets the person of shooing effectively acquire the shooting information, improves and shoots experience.
On the other hand, when a first camera located on the back side of the mobile terminal is started, shooting information is projected through a projection screen located on the back side of the mobile terminal, and the shooting information comprises a shooting background located in a shooting range of the first camera. Through the mode, the shooting information can be displayed in a projection mode when the rear camera is used, the shooting display mode is enriched, and the shooting experience is improved.
Drawings
Fig. 1 is a schematic configuration diagram of a mobile terminal shown according to a first embodiment;
fig. 2 is a schematic configuration diagram of a mobile terminal shown according to the first embodiment;
fig. 3 is a schematic view of an application scenario of the mobile terminal according to the first embodiment;
fig. 4 is a schematic view of an application scenario of the mobile terminal according to the first embodiment;
fig. 5 is a flowchart illustrating a photographing control method according to a second embodiment;
fig. 6 is a flowchart illustrating a photographing control method according to a third embodiment;
fig. 7 is one of the schematic structural diagrams of a mobile terminal shown according to the fourth embodiment;
fig. 8 is a second schematic structural diagram of the mobile terminal shown in fig. 7.
Detailed Description
The following description of the embodiments of the present application is provided for illustrative purposes, and other advantages and capabilities of the present application will become apparent to those skilled in the art from the present disclosure.
In the following description, reference is made to the accompanying drawings that describe several embodiments of the application. It is to be understood that other embodiments may be utilized and that mechanical, structural, electrical, and operational changes may be made without departing from the spirit and scope of the present application. The following detailed description is not to be taken in a limiting sense, and the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
First embodiment
Fig. 1 is a schematic configuration diagram of a mobile terminal shown according to a first embodiment. Referring to fig. 1, the mobile terminal of the present embodiment includes a first display screen 25, a projection screen 26, and a first camera 27, wherein the first display screen 25, the projection screen 26, and the first camera 27 are located on the back side 21 of the mobile terminal, and the first display screen 25 and the projection screen 26 are used for displaying shooting information when the first camera 27 is used for shooting.
In the present embodiment, the first camera 27 is disposed inside the first display screen 25, that is, the first camera 27 is a sub-screen camera. In practical implementation, the first camera 27 may also be arranged offset from the first display screen 25, that is, a display screen is additionally arranged beside the first camera 27.
The projection screen 26 is disposed around the first camera 27 and the first display screen 25, i.e., a ring screen. In this embodiment, as shown in fig. 2, the projection screen 26 includes a display screen 261 and a lens 262, the lens 262 is disposed on the display side of the display screen 261, the display screen 261 is used for displaying a picture, and the lens 262 is used for performing enlarged projection on the picture on the display screen 261, and in combination with adjustment of parameters such as size and color of the picture displayed on the display screen 261, different projection effects are obtained. Further, a protective lens 263 is disposed on the light-emitting side of the lens 262, and a protective bracket 264 and a foam 265 are disposed on the side of the lens 262. In practical implementation, the projection screen 26 may be a whole screen and may be disposed in a staggered manner with respect to the first camera 27 and the first display screen 25, or, when the first camera 27 is disposed in a staggered manner with respect to the first display screen 25, the projection screen 26 may be disposed around the first camera 27.
According to the functions and display characteristics of the first display screen 25 and the projection screen 26, the shooting information displayed by the first display screen 25 includes at least one of a preview picture, a local detail image, a parameter setting interface and prompt information, and the shooting information displayed by the projection screen 26 includes at least one of a preview picture, a local detail image, a parameter setting interface, prompt information, a shooting background and an atmosphere image. The specific displayed shooting information can be decided according to the current shooting scene or the manual operation and voice operation of the user, and is displayed through the first display screen 25 and the projection screen 26, so that the shot person can effectively acquire the required shooting information, for example, a preview picture, a local detail image, a parameter setting interface, prompt information, a shooting background and an atmosphere image can be displayed in front of or around the shot person through the projection screen 26, so that the shooting information can be seen by the shot person or a shooting atmosphere can be created for the shot person, meanwhile, the preview picture, the local detail image, the parameter setting interface and the prompt information are displayed through the first display screen 25, so that the shot person can see the shooting information of various forms at the same time, and the shooting effect and the shooting operation can be more comprehensively perceived.
Referring to fig. 3 and 4, when the projection screen 26 is used for displaying a shooting background, the shooting background setting area 23 may be displayed on the screen at the front side of the mobile terminal, and a user may select an existing shooting background in the shooting background setting area 23, for example, select the shooting background shown in fig. 3, or input a text background in an input manner, for example, input the shooting background shown in fig. 4, and further display the shooting background around the shooting target through the projection screen 26, at this time, the first camera 27 may collect the shooting target and the shooting background around the shooting target, and obtain an image with the shooting background, and the background is blended more naturally and more interesting. When the screen 26 is used to display an atmosphere image, the same method as that shown in fig. 3 and 4 may be used to display a picture projected by the screen 26 in the region where the subject is located, thereby creating an overall atmosphere. In actual implementation, by designing the shape, number, and projection angle of the screen 26, the screen projected by the screen 26 can be used as a captured background or atmosphere image.
The mobile terminal of this embodiment, including first display screen, projection screen and first camera, first display screen, projection screen and first camera are located mobile terminal's dorsal part, and first display screen and projection screen are used for showing the shooting information of using first camera to shoot, can enrich the display mode of shooting information, let the person of shooing effectively obtain the shooting information, improve and shoot experience.
Second embodiment
Fig. 5 is a flowchart illustrating a photographing control method according to a second embodiment. Referring to fig. 5, a shooting control method of the present embodiment is applied to the mobile terminal of the first embodiment, and includes:
step 310, starting a first camera positioned on the back side of the mobile terminal;
and step 320, projecting shooting information through a projection screen positioned on the back side of the mobile terminal, wherein the shooting information comprises a shooting background positioned in the shooting range of the first camera.
The shooting information displayed by the projection screen comprises at least one of a preview picture, a local detail image, a parameter setting interface, prompt information, a shooting background and an atmosphere image. The shooting information displayed specifically can be decided according to the current shooting scene or manual operation and voice operation of a user, and is displayed through the projection screen, so that a shot person can effectively acquire the required shooting information, for example, a preview picture, a local detail image, a parameter setting interface, prompt information and a shooting background can be displayed in the appointed direction of the shot person in a projection mode through the projection screen, including the front or the periphery, so that the shooting information can be seen by the shot person or a shooting atmosphere can be created for the shot person, the shot person can see the shooting information of various different forms at the same time, and the shooting effect and the shooting operation can be more comprehensively perceived.
In one embodiment, the step 320 of projecting the photographing information through a projection screen located at a rear side of the mobile terminal includes:
receiving a setting operation of a shooting background, wherein the setting operation comprises a selection operation and/or an input operation;
and projecting the set shooting background in the shooting range of the first camera through the projection screen.
When the projection screen is used for displaying the shooting background, a shooting background setting area can be displayed on the screen on the front side of the mobile terminal, a user can perform setting operation in the shooting background setting area, select the existing shooting background, for example, select the shooting background shown in fig. 3, or input a text background in an input mode, for example, input the shooting background shown in fig. 4, and then display the shooting background around the shooting target through the projection screen, at this time, the first camera can acquire the shooting target and the shooting background around the shooting target, and obtain an image with the shooting background.
When the shooting background after setting is the photo, pass through the shooting range of projection screen projection at first camera with the shooting background after setting, include: adjusting display parameters of the picture according to the current shooting light; determining the projection size of the picture according to the shooting range of the first camera and the distance between the projection background wall and the mobile terminal; and projecting the picture according to the display parameters and the projection size to obtain a shooting background.
The mobile terminal can adjust display parameters of the photos according to the current shooting light, for example, the environment capable of projecting is usually dark, the contrast, brightness and the like of the photos can be adjusted, so that projected colors are brighter and clearer, meanwhile, the mobile terminal also determines the projection size of the photos according to the shooting range of the first camera and the distance between the projection background wall and the mobile terminal, so that the shooting background can be projected in the shooting range of the first camera, a proper projection area is arranged on the projection background wall, and then the photos are projected according to the adjusted display parameters and projection size, so that the shooting background is obtained. In this way, the user can select any desired picture as the shooting background, creating different shooting scenes, such as beach, forest, mountain top, office, aggregate, etc.
When the shooting background after setting for containing the characters, will set up the shooting background after and pass through the projection screen projection at the shooting within range of first camera, include: determining projection parameters of characters according to at least one of a shooting range of a first camera, a shooting environment, a distance between a projection background wall and a mobile terminal and a position of a shooting target, wherein the shooting environment comprises at least one of flatness of the projection background wall and obstacle positions on the projection background wall, and the projection parameters of the characters comprise at least one of a distance between the characters, a relative angle and a character size; and projecting the set characters according to the projection parameters of the characters to obtain a shooting background.
In order to enable the characters to be better projected onto the projection background wall so as to be clearly seen and collected by the first camera, projection parameters of the characters, such as the distance, the relative angle, the size of the characters and the like between the characters, need to be determined according to at least one of the shooting range of the first camera, the flatness of the projection background wall, the position of an obstacle on the projection background wall, the distance between the projection background wall and the mobile terminal, and the position of a shooting target. For example, taking the shooting background as "beijing welcome you" as an example, the maximum distance and the projection height of five characters can be determined according to the shooting range of the first camera, the relative positions, such as the relative angle, the distance and the like, between the five characters can be adjusted according to the flatness of the projection background wall, the position of an obstacle on the projection background wall and the position of a shooting target, and in addition, the font sizes of the five characters can be determined according to the distance between the projection background wall and the mobile terminal, so that "beijing welcome you" can be projected in the shooting range of the first camera and coordinated with the position of the shooting target.
In practical implementation, the projection of the set shooting background through the projection screen in the shooting range of the first camera may also include: adjusting the set projection parameters of the shooting background according to the current shooting environment color and/or the position of the shooting target, wherein the projection parameters of the shooting background comprise at least one of color, color distribution, background element size, brightness, projection angle and projection area; and controlling the projection screen to project the shooting background in the shooting range of the first camera according to the adjusted projection parameters.
In order to achieve a better background effect, when the set shooting background is projected and displayed through a projection screen, firstly, the projection parameters of the set shooting background, such as at least one of the color, the color distribution, the background element size, the brightness, the projection angle and the projection area of the shooting background, are adjusted according to the current shooting environment color and/or the position of the shooting target, at this time, the shooting background can be adjusted along with the current shooting environment color and/or the position of the shooting target, for example, when a shot person is far away, the shooting background is amplified, when the environment color is bright, the color saturation of the shooting background is improved or the color distribution and the brightness of the background are changed to match with the surrounding shooting environment, and the background underpinning effect is improved.
In order to maintain the display effect of the background during the shooting process, the set shooting background is projected in the shooting range of the first camera through the projection screen, and the method may further include: when a shooting background is projected, a preview picture is obtained; and adjusting the projection angle and/or the projection area of the shooting background according to the distance between the shooting target and the mobile terminal and the projection background wall in the preview picture. In this way, when the shooting target moves or the mobile terminal moves, the projection angle and/or the projection area of the shooting background can be adjusted in real time, so that the shooting background can be adjusted in real time within the shooting range of the first camera and coordinated with the position of the shooting target.
When the shooting background is projected, if a shooting operation is received, countdown prompt information can be added into the current shooting background, projection display is carried out through the projection screen, when the countdown is finished, the display of the projection screen on the shooting background is recovered, and the first camera is controlled to shoot. By the mode, the countdown prompt information can be added while the projection of the shooting background is not influenced, so that the shot person can prepare expressions and actions, and a better and more natural shooting effect is obtained.
Further, after the shooting is completed, the user can view the photos, and when viewing the photos with the shooting background, other photos of the same shooting background can be displayed as comparison photos. By the method, the user can compare all the pictures of the same shooting background to judge the shooting effect, so that the user can further adjust the adjusting strategy of the shooting background.
In addition, in order to improve the efficiency of comparison, when the projection of shooting the background is carried out through the projection screen, can also include:
sequentially acquiring different projection parameters of a shooting background so as to control a first camera to shoot different images;
all images taken according to different projection parameters are displayed as contrast images.
The method comprises the steps of presetting different projection parameters of the same shooting background as a parameter queue, sequentially extracting one projection parameter after shooting is started, respectively shooting to obtain comparison images, adjusting the projection parameters of the shooting background after a first image is shot, controlling a first camera to work again, shooting a second image, and repeating the steps, shooting images corresponding to the different projection parameters as the comparison images, and enabling a user to evaluate the projection effect and the imaging effect of the shooting background.
In one embodiment, the photographing information further includes a partial detail view, and the step 320 of projecting the photographing information through a projection screen located at a rear side of the mobile terminal may include:
receiving an operation of amplifying local details of a preview picture, wherein the operation comprises at least one of touch operation, voice operation and gesture operation;
amplifying the corresponding local details in the preview picture;
and projecting the local detail image at the specified direction of the shooting target through a projection screen.
When the mobile terminal further comprises a first display screen positioned on the back side, the local detail image is projected to the designated direction of the shooting target through the projection screen, and meanwhile, a preview picture can be displayed through the first display screen.
When a photographer needs to view details of the preview picture, local detail amplification operation can be performed in a voice mode, for example, a face is amplified, or the photographer can operate on a front screen according to needs to amplify the preview picture, then the local detail picture is projected and displayed through a projection screen, for example, the local detail picture is projected in front of the photographer, and meanwhile, the first display screen displays the preview picture, at the moment, the photographer can see the preview picture and the local detail picture at the same time, and the photographing effect is more overall and comprehensive. In practice, if the projection screen is displaying other shot information during the local detail enlarging operation, the display of the current shot information may be interrupted, and the local detail image may be projected first, or another projection screen not currently used may be selected to project and display the local detail image.
In an embodiment, the photographing information further includes an imaging picture, and when the mobile terminal further includes a first display screen located at a back side, the imaging picture may be displayed through the first display screen when a distance between the photographing target and the mobile terminal is less than or equal to a preset distance, and when the distance between the photographing target and the mobile terminal is greater than the preset distance, the imaging picture is projected at a designated position of the photographing target through the projection screen.
When the distance between the shooting target and the mobile terminal is smaller than the preset distance, the imaging picture can be displayed through the first display screen, the preset distance can be set by a user, and therefore the shooting target, namely a shot person, can clearly see the imaging picture on the first display screen within a proper distance range. When the distance between the shooting target and the mobile terminal is larger than or equal to the preset distance, the projection screen is used for projecting and displaying the imaging picture displayed by the first display screen, the shooting target is far away from the mobile terminal at the moment, the imaging picture displayed by the first display screen cannot be clearly seen, the imaging picture displayed by the first display screen can be amplified and projected in front of the shooting target through the projection screen, so that a shot person can clearly and conveniently see the imaging picture, and the picture does not need to be looked up by walking back and forth.
In the shooting control method of the embodiment, when the first camera located on the back side of the mobile terminal is started, shooting information is projected through the projection screen located on the back side of the mobile terminal, and the shooting information comprises a shooting background located in the shooting range of the first camera. Through the mode, the shooting information can be displayed in a projection mode when the rear camera is used, the shooting display mode is enriched, and the shooting experience is improved.
Third embodiment
Fig. 6 is a flowchart illustrating a photographing control method according to a third embodiment. Referring to fig. 6, a shooting control method of the present embodiment is applied to the mobile terminal of the first embodiment, and includes:
step 510, starting a first camera positioned on the back side of the mobile terminal;
and step 520, displaying corresponding shooting information on a first display screen positioned at the back side of the mobile terminal according to the distance between the shooting target and the mobile terminal and/or the received operation.
The shooting information used for being displayed by the first display screen comprises at least one of a preview picture, a local detail image, a parameter setting interface and prompt information, the specific displayed shooting information can be decided according to the current shooting scene or manual operation and voice operation of a user, and the shooting information is displayed through the first display screen and the projection screen, so that a shot person can effectively acquire the required shooting information, and the shooting effect and the shooting operation can be more comprehensively perceived.
In one embodiment, the step 520 displays corresponding shooting information on a first display screen located at a back side of the mobile terminal according to the distance between the shooting target and the mobile terminal and/or the received operation, and includes:
and when the distance between the shooting target and the mobile terminal is smaller than a preset threshold value, shooting information is displayed through the first display screen, and the shooting information comprises at least one of a preview picture, a local detail image, a parameter setting interface and prompt information.
When the distance between the shooting target and the mobile terminal is smaller than a preset threshold value, shooting information can be displayed through the first display screen, the preset distance can be set by a user, and therefore the shooting target, namely a shot person, can clearly see the shooting information on the first display screen within a proper distance range, and can conveniently and clearly see preview pictures, local detail images, parameter setting interfaces, prompt messages and the like.
When the shooting information is a local detail image, the step 520 displays the corresponding shooting information on the first display screen located at the back side of the mobile terminal according to the distance between the shooting target and the mobile terminal and/or the received operation, and may include:
determining a target area in the image according to the operation received by the first display screen;
amplifying the target area according to the operation received by the first display screen;
and displaying the local detail magnification image on the first display screen.
The shot person can directly operate the first display screen to amplify a target area of an image in the first display screen, and then the first display screen displays a local detail enlarged image.
In an embodiment, the step 520 of displaying corresponding shooting information on a first display screen located on a back side of the mobile terminal according to the distance between the shooting target and the mobile terminal and/or the received operation may also include:
when a shooting operation is received, displaying prompt information on a first display screen, wherein the prompt information comprises at least one of information for prompting a currently used camera and information for countdown prompt;
and adjusting display parameters of the prompt message according to the distance between the shooting target and the mobile terminal, wherein the display parameters comprise at least one of font size, identification size, color and display angle.
The first display screen can be utilized to display the prompt information, the prompt is used for prompting the duration of the camera used currently or countdown and the like, a shot person can conveniently adjust the sight direction and make a shot expression and action, at least one of the font size, the identification size, the color and the display angle of the prompt information can be adjusted according to the distance between a shot target and the mobile terminal in the prompting process, namely, the display of the prompt information can be adjusted along with the change of the distance between the shot target and the mobile terminal. For example, the shot is far away from the mobile terminal, then count down shows that the number is bigger, brighter, the colour penetrability is better, or, the sign of the camera that the suggestion is currently used increases a plurality of display angles, and the guide effect is better.
In an embodiment, when the mobile terminal further includes a projection screen located on a back side, the photographing control method of this embodiment may further include:
the shooting information is projected through the projection screen, and the shooting information further comprises a shooting background located in the shooting range of the first camera.
The shooting information displayed by the projection screen comprises at least one of a preview picture, a local detail image, a parameter setting interface, prompt information, a shooting background and an atmosphere image. The shooting information displayed specifically can be decided according to the current shooting scene or manual operation and voice operation of a user, and is displayed through the projection screen, so that a shot person can effectively obtain the required shooting information.
Wherein, when shooting information for shooting the background, carry out the projection to shooting information through the projection screen, include:
receiving a setting operation of a shooting background, wherein the setting operation comprises a selection operation and/or an input operation;
and projecting the set shooting background in the shooting range of the first camera through the projection screen.
When the projection screen is used for displaying a shooting background, a shooting background setting area can be displayed on the screen on the front side of the mobile terminal, a user can perform setting operation in the shooting background setting area, select an existing shooting background, for example, the shooting background shown in fig. 3, or input a text background in an input mode, for example, the shooting background shown in fig. 4, and further display the shooting background around a shooting target through the projection screen, and at this time, the first camera can acquire the shooting target and the shooting background around the shooting target, so as to obtain an image with the shooting background.
When the shooting background after setting is the photo, pass through the shooting range of projection screen projection at first camera with the shooting background after setting, include: adjusting display parameters of the picture according to the current shooting light; determining the projection size of the picture according to the shooting range of the first camera and the distance between the projection background wall and the mobile terminal; and projecting the picture according to the display parameters and the projection size to obtain a shooting background.
The mobile terminal can adjust display parameters of the photos according to the current shooting light, for example, the environment capable of projecting is usually dark, the contrast, brightness and the like of the photos can be adjusted, so that projected colors are brighter and clearer, meanwhile, the mobile terminal also determines the projection size of the photos according to the shooting range of the first camera and the distance between the projection background wall and the mobile terminal, so that the shooting background can be projected in the shooting range of the first camera, a proper projection area is arranged on the projection background wall, and then the photos are projected according to the adjusted display parameters and projection size, so that the shooting background is obtained. In this way, the user can select any desired picture as the shooting background, creating different shooting scenes, such as beach, forest, mountain top, office, aggregate, etc.
When the shooting background after setting for containing the characters, will set up the shooting background after and pass through the projection screen projection at the shooting within range of first camera, include: determining projection parameters of characters according to at least one of a shooting range of a first camera, a shooting environment, a distance between a projection background wall and a mobile terminal and a position of a shooting target, wherein the shooting environment comprises at least one of flatness of the projection background wall and obstacle positions on the projection background wall, and the projection parameters of the characters comprise at least one of a distance between the characters, a relative angle and a character size; and projecting the set characters according to the projection parameters of the characters to obtain a shooting background.
In order to enable the characters to be better projected onto the projection background wall so as to be clearly seen and collected by the first camera, projection parameters of the characters, such as the distance, the relative angle, the size of the characters and the like between the characters, need to be determined according to at least one of the shooting range of the first camera, the flatness of the projection background wall, the position of an obstacle on the projection background wall, the distance between the projection background wall and the mobile terminal, and the position of a shooting target. For example, taking the shooting background as "beijing welcome you" as an example, the maximum distance and the projection height of five characters can be determined according to the shooting range of the first camera, the relative positions, such as the relative angle, the distance and the like, between the five characters can be adjusted according to the flatness of the projection background wall, the position of an obstacle on the projection background wall and the position of a shooting target, and in addition, the font sizes of the five characters can be determined according to the distance between the projection background wall and the mobile terminal, so that "beijing welcome you" can be projected in the shooting range of the first camera and coordinated with the position of the shooting target.
In practical implementation, the projection of the set shooting background through the projection screen in the shooting range of the first camera may also include: adjusting the set projection parameters of the shooting background according to the current shooting environment color and/or the position of the shooting target, wherein the projection parameters of the shooting background comprise at least one of color, color distribution, background element size, brightness, projection angle and projection area; and controlling the projection screen to project the shooting background in the shooting range of the first camera according to the adjusted projection parameters.
In order to achieve a better background effect, when the set shooting background is projected and displayed through a projection screen, firstly, the projection parameters of the set shooting background, such as at least one of the color, the color distribution, the background element size, the brightness, the projection angle and the projection area of the shooting background, are adjusted according to the current shooting environment color and/or the position of the shooting target, at this time, the shooting background can be adjusted along with the current shooting environment color and/or the position of the shooting target, for example, when a shot person is far away, the shooting background is amplified, when the environment color is bright, the color saturation of the shooting background is improved or the color distribution and the brightness of the background are changed to match with the surrounding shooting environment, and the background underpinning effect is improved.
In order to maintain the display effect of the background during the shooting process, the set shooting background is projected in the shooting range of the first camera through the projection screen, and the method may further include: when a shooting background is projected, a preview picture is obtained; and adjusting the projection angle and/or the projection area of the shooting background according to the distance between the shooting target and the mobile terminal and the projection background wall in the preview picture. In this way, when the shooting target moves or the mobile terminal moves, the projection angle and/or the projection area of the shooting background can be adjusted in real time, so that the shooting background can be adjusted in real time within the shooting range of the first camera and coordinated with the position of the shooting target.
When the shooting background is projected, if a shooting operation is received, countdown prompt information can be added into the current shooting background, projection display is carried out through the projection screen, when the countdown is finished, the display of the projection screen on the shooting background is recovered, and the first camera is controlled to shoot. By the mode, the countdown prompt information can be added while the projection of the shooting background is not influenced, so that the shot person can prepare expressions and actions, and a better and more natural shooting effect is obtained.
Further, after the shooting is completed, the user can view the photos, and when viewing the photos with the shooting background, other photos of the same shooting background can be displayed as comparison photos. By the method, the user can compare all the pictures of the same shooting background to judge the shooting effect, so that the user can further adjust the adjusting strategy of the shooting background.
In addition, in order to improve the efficiency of comparison, when the projection of shooting the background is carried out through the projection screen, can also include:
sequentially acquiring different projection parameters of a shooting background so as to control a first camera to shoot different images;
all images taken according to different projection parameters are displayed as contrast images.
The method comprises the steps of presetting different projection parameters of the same shooting background as a parameter queue, sequentially extracting one projection parameter after shooting is started, respectively shooting to obtain comparison images, adjusting the projection parameters of the shooting background after a first image is shot, controlling a first camera to work again, shooting a second image, and repeating the steps, shooting images corresponding to the different projection parameters as the comparison images, and enabling a user to evaluate the projection effect and the imaging effect of the shooting background.
In one embodiment, the photographing information further includes a partial detail view, and the step 320 of projecting the photographing information through a projection screen located at a rear side of the mobile terminal may include:
receiving an operation of amplifying local details of a preview picture, wherein the operation comprises at least one of touch operation, voice operation and gesture operation;
amplifying the corresponding local details in the preview picture;
and projecting the local detail image at the specified direction of the shooting target through a projection screen.
When the mobile terminal further comprises a first display screen positioned on the back side, the local detail image is projected to the designated direction of the shooting target through the projection screen, and meanwhile, a preview picture can be displayed through the first display screen.
When a photographer needs to view details of the preview picture, local detail amplification operation can be performed in a voice mode, for example, a face is amplified, or the photographer can operate on a front screen according to needs to amplify the preview picture, then the local detail picture is projected and displayed through a projection screen, for example, the local detail picture is projected in front of the photographer, and meanwhile, the first display screen displays the preview picture, at the moment, the photographer can see the preview picture and the local detail picture at the same time, and the photographing effect is more overall and comprehensive. In practice, if the projection screen is displaying other shot information during the local detail enlarging operation, the display of the current shot information may be interrupted, and the local detail image may be projected first, or another projection screen not currently used may be selected to project and display the local detail image.
In an embodiment, the photographing information further includes an imaging picture, and when the mobile terminal further includes a first display screen located at a back side, the imaging picture may be displayed through the first display screen when a distance between the photographing target and the mobile terminal is less than or equal to a preset distance, and when the distance between the photographing target and the mobile terminal is greater than the preset distance, the imaging picture is projected at a designated position of the photographing target through the projection screen.
When the distance between the shooting target and the mobile terminal is smaller than the preset distance, the imaging picture can be displayed through the first display screen, the preset distance can be set by a user, and therefore the shooting target, namely a shot person, can clearly see the imaging picture on the first display screen within a proper distance range. When the distance between the shooting target and the mobile terminal is larger than or equal to the preset distance, the projection screen is used for projecting and displaying the imaging picture displayed by the first display screen, the shooting target is far away from the mobile terminal at the moment, the imaging picture displayed by the first display screen cannot be clearly seen, the imaging picture displayed by the first display screen can be amplified and projected in front of the shooting target through the projection screen, so that a shot person can clearly and conveniently see the imaging picture, and the picture does not need to be looked up by walking back and forth.
Through the shooting control method of the embodiment, the preview picture, the local detail image, the parameter setting interface, the prompt message, the shooting background and the atmosphere image can be displayed in front of or around the shot object through the projection screen, so that the shooting information can be seen by the shot object or the shooting atmosphere can be created for the shot object, meanwhile, the preview picture, the local detail image, the parameter setting interface and the prompt message are displayed through the first display screen, the shot object can see the shooting information of various different forms at the same time, and the shooting effect and the shooting operation can be more comprehensively perceived.
Fourth embodiment
Fig. 7 is one of the configuration diagrams of the mobile terminal shown according to the fourth embodiment. Referring to fig. 7, the mobile terminal 10 of the present embodiment includes a memory 102 and a processor 106, where the memory 102 is configured to store at least one program instruction, and the processor 106 is configured to implement the shooting control method according to the second embodiment and the third embodiment by loading and executing the at least one program instruction.
Referring to fig. 8, in actual implementation, the mobile terminal 10 includes a memory 102, a storage controller 104, one or more (only one shown) processors 106, a peripheral interface 108, a radio frequency module 150, a positioning module 112, a camera module 114, an audio module 116, a screen 118, and a key module 160. These components communicate with each other via one or more communication buses/signal lines 122.
It will be appreciated that the configuration shown in FIG. 8 is merely exemplary, and that the mobile terminal 10 may include more or fewer components than shown in FIG. 8, or may have a different configuration than shown in FIG. 8. The components shown in fig. 8 may be implemented in hardware, software, or a combination thereof.
The memory 102 may be used to store software programs and modules, such as program instructions/modules corresponding to the shooting control method in the embodiment of the present application, and the processor 106 executes various functional applications and data processing by running the software programs and modules stored in the storage controller 104, so as to implement the shooting control method described above.
The memory 102 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some instances, the memory 102 may further include memory located remotely from the processor 106, which may be connected to the mobile terminal 10 via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof. Access to the memory 102 by the processor 106, and possibly other components, may be under the control of the memory controller 104.
Peripheral interface 108 couples various input/output devices to the CPU and memory 102. The processor 106 executes various software, instructions within the memory 102 to perform various functions of the mobile terminal 10 and data processing.
In some embodiments, the peripheral interface 108, the processor 106, and the memory controller 104 may be implemented in a single chip. In other examples, they may be implemented separately from the individual chips.
The rf module 150 is used for receiving and transmitting electromagnetic waves, and implementing interconversion between the electromagnetic waves and electrical signals, so as to communicate with a communication network or other devices. Rf module 150 may include various existing circuit elements for performing these functions, such as an antenna, a radio frequency transceiver, a digital signal processor, an encryption/decryption chip, a Subscriber Identity Module (SIM) card, memory, and so forth. The rf module 150 may communicate with various networks such as the internet, an intranet, a wireless network, or with other devices via a wireless network. The wireless network may comprise a cellular telephone network, a wireless local area network, or a metropolitan area network. The Wireless network may use various Communication standards, protocols, and technologies, including, but not limited to, Global System for Mobile Communication (GSM), Enhanced Data GSM Environment (EDGE), wideband Code division multiple Access (W-CDMA), Code Division Multiple Access (CDMA), Time Division Multiple Access (TDMA), bluetooth, Wireless Fidelity (WiFi) (e.g., Institute of Electrical and Electronics Engineers (IEEE) standard IEEE802.11 a, IEEE802.11 b, IEEE802.1 g, and/or IEEE802.11 n), Voice over Internet Protocol (VoIP), world wide mail Access (Microwave for Access, Access to Wireless, Max), and any other suitable Communication protocols for short message Communication, and may even include those protocols that have not yet been developed.
The location module 112 is used to obtain the current location of the mobile terminal 10. Examples of the positioning module 112 include, but are not limited to, a global positioning satellite system (GPS), a wireless local area network-based positioning technology, or a mobile communication network-based positioning technology.
The camera module 114 is used to take a picture or video. The pictures or videos taken may be stored in the memory 102 and transmitted through the radio frequency module 150.
Audio module 116 provides an audio interface to a user that may include one or more microphones, one or more speakers, and audio circuitry. The audio circuitry receives audio data from the peripheral interface 108, converts the audio data to electrical information, and transmits the electrical information to the speaker. The speaker converts the electrical information into sound waves that the human ear can hear. The audio circuitry also receives electrical information from the microphone, converts the electrical information to voice data, and transmits the voice data to the peripheral interface 108 for further processing. The audio data may be retrieved from the memory 102 or through the radio frequency module 150. In addition, the audio data may also be stored in the memory 102 or transmitted through the radio frequency module 150. In some examples, the audio module 116 may also include an earphone jack for providing an audio interface to a headset or other device.
The screen 118 provides an output interface between the mobile terminal 10 and the user. In particular, screen 118 displays video output to the user, the content of which may include text, graphics, video, and any combination thereof. Some of the output results are for some of the user interface objects. It is understood that the screen 118 may also include a touch screen. The touch screen provides both an output and an input interface between the mobile terminal 10 and a user. In addition to displaying video output to users, touch screens also receive user input, such as user clicks, swipes, and other gesture operations, so that user interface objects respond to these user input. The technique of detecting user input may be based on resistive, capacitive, or any other possible touch detection technique. Specific examples of touch screen display units include, but are not limited to, liquid crystal displays or light emitting polymer displays.
The key module 160 also provides an interface for user input to the mobile terminal 10, and the user may cause the mobile terminal 10 to perform different functions by pressing different keys.
The present application further provides a computer storage medium having computer program instructions stored thereon; the computer program instructions, when executed by a processor, implement the photographing control method according to the second embodiment or the third embodiment.
In actual implementation, the computer storage medium is applied to the mobile terminal shown in fig. 7 or fig. 8, so that shooting information can be displayed in a display and projection mode when the rear camera is used, the display mode of the shooting information is enriched, a shot person can effectively obtain the shooting information, and shooting experience is improved.
Embodiments of the present application also provide a computer program product, which includes computer program code, when the computer program code runs on a computer, the computer is caused to execute the method as described in the above various possible embodiments.
An embodiment of the present application further provides a chip, which includes a memory and a processor, where the memory is used to store a computer program, and the processor is used to call and run the computer program from the memory, so that a device in which the chip is installed executes the method described in the above various possible embodiments.
It should be noted that step numbers such as S310 and S320 are used herein for the purpose of more clearly and briefly describing the corresponding contents, and do not constitute a substantial limitation on the sequence, and those skilled in the art may perform S320 first and then S310 in the specific implementation, but these should be within the scope of the present application.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the recitation of an element by the phrase "comprising an … …" does not exclude the presence of additional like elements in the process, method, article, or apparatus that comprises the element, and further, where similarly-named elements, features, or elements in different embodiments of the disclosure may have the same meaning, or may have different meanings, that particular meaning should be determined by their interpretation in the embodiment or further by context with the embodiment.
It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope herein. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context. Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used in this specification, specify the presence of stated features, steps, operations, elements, components, items, species, and/or groups, but do not preclude the presence, or addition of one or more other features, steps, operations, elements, components, species, and/or groups thereof. The terms "or" and/or "as used herein are to be construed as inclusive or meaning any one or any combination. Thus, "A, B or C" or "A, B and/or C" means "any of the following: a; b; c; a and B; a and C; b and C; A. b and C ". An exception to this definition will occur only when a combination of elements, functions, steps or operations are inherently mutually exclusive in some way.
It should be understood that, although the steps in the flowcharts in the embodiments of the present application are shown in order as indicated by the arrows, the steps are not necessarily performed in order as indicated by the arrows. The steps are not performed in the exact order shown and may be performed in other orders unless explicitly stated herein. Moreover, at least some of the steps in the figures may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, in different orders, and may be performed alternately or at least partially with respect to other steps or sub-steps of other steps.
The above embodiments are merely illustrative of the principles and utilities of the present application and are not intended to limit the application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.

Claims (26)

1. A shooting control method is applied to a mobile terminal and is characterized by comprising the following steps:
starting a first camera positioned on the back side of the mobile terminal;
projecting shooting information through a projection screen located on the back side of the mobile terminal, wherein the shooting information comprises a shooting background located in a shooting range of the first camera;
the projecting photographing information through a projection screen located at a rear side of the mobile terminal includes:
projecting the set shooting background in the shooting range of the first camera through the projection screen;
the shooting background after will setting passes through the projection screen projection in the shooting range of first camera, includes:
adjusting the set projection parameters of the shooting background according to the current shooting environment color and/or the position of the shooting target;
and controlling the projection screen to project the shooting background in the shooting range of the first camera according to the adjusted projection parameters.
2. The photographing control method of claim 1, wherein the projecting photographing information through a projection screen located at a rear side of the mobile terminal comprises:
receiving a setting operation of a shooting background, wherein the setting operation comprises a selection operation and/or an input operation;
and projecting the set shooting background in the shooting range of the first camera through the projection screen.
3. The shooting control method according to claim 1, wherein the projecting the set shooting background through the projection screen into the shooting range of the first camera further comprises:
when the set shooting background is a picture, adjusting the display parameters of the picture according to the current shooting light;
determining the projection size of the picture according to the shooting range of the first camera and the distance between a projection background wall and the mobile terminal;
and projecting the picture according to the display parameters and the projection size to obtain a shooting background.
4. The shooting control method according to claim 1, wherein the projecting the set shooting background through the projection screen into the shooting range of the first camera further comprises:
when the set shooting background contains characters, determining projection parameters of the characters according to at least one of a shooting range of the first camera, a shooting environment, a distance between a projection background wall and the mobile terminal and a position of a shooting target, wherein the shooting environment comprises at least one of flatness of the projection background wall and obstacle positions on the projection background wall, and the projection parameters of the characters comprise at least one of the distance between the characters, a relative angle and the size of the characters;
and projecting the set characters according to the projection parameters of the characters to obtain a shooting background.
5. The photographing control method according to claim 1, wherein the projection parameter of the photographing background includes at least one of a color, a color distribution, a background element size, a brightness, a projection angle, and a projection area.
6. The shooting control method according to claim 3, 4 or 5, wherein the projecting the set shooting background through the projection screen into the shooting range of the first camera further comprises:
when a shooting background is projected, a preview picture is obtained;
and adjusting the projection angle and/or the projection area of the shooting background according to the distance between the shooting target in the preview picture and the mobile terminal and the projection background wall.
7. The shooting control method according to claim 1, characterized by further comprising:
when a shooting operation is received, adding countdown prompt information into the current shooting background, and performing projection display through the projection screen;
and when the countdown is finished, the display of the projection screen on the shooting background is recovered, and the first camera is controlled to shoot.
8. The shooting control method according to claim 1, characterized by further comprising:
when viewing a photograph with a shooting background, other photographs of the same shooting background are displayed as comparison photographs.
9. The photographing control method of claim 1, wherein the photographing information further includes a partial detail map, and the projecting the photographing information through a projection screen located at a rear side of the mobile terminal includes:
receiving an operation of amplifying local details of a preview picture, wherein the operation comprises at least one of touch operation, voice operation and gesture operation;
amplifying the corresponding local detail in the preview picture;
and projecting the local detail image at the specified direction of the shooting target through the projection screen.
10. The photographing control method according to claim 9, wherein the mobile terminal further includes a first display screen on a back side, the method further comprising:
and when the local detail image is projected to the appointed position of the shooting target through the projection screen, the preview picture is displayed through the first display screen.
11. The photographing control method according to claim 1, wherein the mobile terminal further includes a first display screen on a back side, the photographing information further includes an imaged picture, the method further comprising:
when the distance between a shooting target and the mobile terminal is smaller than or equal to a preset distance, displaying the imaging picture through the first display screen;
and when the distance between a shooting target and the mobile terminal is greater than a preset distance, projecting the imaging picture at the designated position of the shooting target through the projection screen.
12. A shooting control method is applied to a mobile terminal and is characterized by comprising the following steps:
starting a first camera positioned on the back side of the mobile terminal;
displaying corresponding shooting information on a first display screen positioned on the back side of the mobile terminal according to the distance between a shooting target and the mobile terminal and/or received operation;
the mobile terminal further includes a projection screen positioned on a back side, the method further comprising:
projecting the shooting information through the projection screen, wherein the shooting information also comprises a shooting background positioned in a shooting range of the first camera;
the projecting the photographing information through the projection screen includes:
projecting the set shooting background in the shooting range of the first camera through the projection screen;
the shooting background after will setting passes through the projection screen projection in the shooting range of first camera, includes:
adjusting the set projection parameters of the shooting background according to the current shooting environment color and/or the position of the shooting target;
and controlling the projection screen to project the shooting background in the shooting range of the first camera according to the adjusted projection parameters.
13. The photographing control method according to claim 12, wherein the displaying of the corresponding photographing information on the first display screen located at the rear side of the mobile terminal according to the distance between the photographing target and the mobile terminal and/or the received operation comprises:
and when the distance between the shooting target and the mobile terminal is smaller than a preset threshold value, shooting information is displayed through the first display screen, and the shooting information comprises at least one of a preview picture, a local detail image, a parameter setting interface and prompt information.
14. The photographing control method according to claim 13, wherein the displaying of the corresponding photographing information on the first display screen located at the rear side of the mobile terminal according to the distance between the photographing target and the mobile terminal and/or the received operation comprises:
determining a target area in the image according to the operation received by the first display screen;
amplifying the target area according to the operation received by the first display screen;
and displaying the local detail magnification image on the first display screen.
15. The photographing control method according to claim 12, wherein the displaying of the corresponding photographing information on the first display screen located at the rear side of the mobile terminal according to the distance between the photographing target and the mobile terminal and/or the received operation comprises:
when shooting operation is received, displaying prompt information on the first display screen, wherein the prompt information comprises at least one of information for prompting a camera currently used and information for countdown prompt;
and adjusting display parameters of the prompt message according to the distance between the shooting target and the mobile terminal, wherein the display parameters comprise at least one of font size, identification size, color and display angle.
16. The photography control method of claim 12, wherein the projecting the photography information through the projection screen when the photography information is a photography background comprises:
receiving a setting operation of a shooting background, wherein the setting operation comprises a selection operation and/or an input operation;
and projecting the set shooting background in the shooting range of the first camera through the projection screen.
17. The shooting control method according to claim 12, wherein the projecting the set shooting background through the projection screen into the shooting range of the first camera further comprises:
when the set shooting background is a picture, adjusting the display parameters of the picture according to the current shooting light;
determining the projection size of the picture according to the shooting range of the first camera and the distance between a projection background wall and the mobile terminal;
and projecting the picture according to the display parameters and the projection size to obtain a shooting background.
18. The shooting control method according to claim 12, wherein the projecting the set shooting background through the projection screen into the shooting range of the first camera further comprises:
when the set shooting background contains characters, determining projection parameters of the characters according to at least one of a shooting range of the first camera, a shooting environment, a distance between a projection background wall and the mobile terminal and a position of a shooting target, wherein the shooting environment comprises at least one of flatness of the projection background wall and obstacle positions on the projection background wall, and the projection parameters of the characters comprise at least one of the distance between the characters, a relative angle and the size of the characters;
and projecting the set characters according to the projection parameters of the characters to obtain a shooting background.
19. The photographing control method according to claim 12, wherein the projection parameter of the photographing background includes at least one of a color, a color distribution, a background element size, a brightness, a projection angle, and a projection area.
20. The shooting control method according to claim 17, 18 or 19, wherein the projecting the set shooting background through the projection screen into the shooting range of the first camera further comprises:
when a shooting background is projected, a preview picture is obtained;
and adjusting the projection angle and/or the projection area of the shooting background according to the distance between the shooting target in the preview picture and the mobile terminal and the projection background wall.
21. The shooting control method according to claim 12, characterized by further comprising:
when a shooting operation is received, adding countdown prompt information into the current shooting background, and performing projection display through the projection screen;
and when the countdown is finished, the display of the projection screen on the shooting background is recovered, and the first camera is controlled to shoot.
22. The photography control method of claim 12, wherein the projecting the photography information through the projection screen when the photography information is a partial detail map comprises:
receiving an operation of amplifying local details of a preview picture, wherein the operation comprises at least one of touch operation, voice operation and gesture operation;
amplifying the corresponding local detail in the preview picture;
and projecting the local detail image at the specified direction of the shooting target through the projection screen.
23. The shooting control method according to claim 22, characterized by further comprising:
and when the local detail image is projected to the appointed position of the shooting target through the projection screen, the preview picture is displayed through the first display screen.
24. The photographing control method according to claim 12, wherein the mobile terminal further includes a first display screen on a back side, the photographing information further includes an imaged picture, the method further comprising:
when the distance between a shooting target and the mobile terminal is smaller than or equal to a preset distance, displaying the imaging picture through the first display screen;
and when the distance between a shooting target and the mobile terminal is greater than a preset distance, projecting the imaging picture at the designated position of the shooting target through the projection screen.
25. A mobile terminal, characterized by comprising a memory for storing at least one program instruction and a processor for implementing the photographing control method according to any one of claims 1 to 24 by loading and executing the at least one program instruction.
26. A computer storage medium having computer program instructions stored thereon; the computer program instructions, when executed by a processor, implement the photography control method of any of claims 1 to 24.
CN202010688029.9A 2020-07-16 2020-07-16 Shooting control method, mobile terminal and computer storage medium Active CN111866384B (en)

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