WO2016115805A1

WO2016115805A1 - Shooting method, shooting device, mobile terminal and computer storage medium

Info

Publication number: WO2016115805A1
Application number: PCT/CN2015/080762
Authority: WO
Inventors: 张宇; 王晋飞
Original assignee: 中兴通讯股份有限公司
Priority date: 2015-01-23
Filing date: 2015-06-04
Publication date: 2016-07-28
Also published as: CN105872349A

Abstract

A shooting method is disclosed in embodiments of the present invention. In the shooting method, the preset display area in a shooting viewfinder is amplified when performing view finding for shooting; the amplified preset display area is displayed, so that a user can determine, according to the image of the amplified preset display area, whether a shooting operation is performed. A shooting device, mobile terminal and computer storage medium are also disclosed in embodiments of the present invention.

Description

Shooting method, photographing device, mobile terminal, and computer storage medium

Technical field

The present invention relates to the field of image processing technologies, and in particular, to a photographing method, a photographing apparatus, a mobile terminal, and a computer storage medium.

Background technique

At present, mobile terminals such as mobile phones and tablet computers with camera functions have been widely used to meet the needs of people taking pictures anytime and anywhere. When using a mobile terminal such as a mobile phone or tablet to take a long-distance shot, in order to see the details of the subject, for example, when taking a portrait at a long distance, in order to see if the subject is closed, whether to smile or some other facial details, In the prior art, in the camera application frame of the mobile device, the face of the captured person in the shooting picture is enlarged by the user manually performing digital zooming, and after zooming in, the face details of the subject are seen and confirmed. When the subject's facial details are good, the user reduces the face of the enlarged subject by manually performing digital zooming, and then takes a picture after restoration. When shooting other objects at a long distance, it is also necessary to enlarge and reduce the operation of the subject by manually performing digital zooming. Therefore, the operation of shooting is complicated, and the operation of shooting is difficult.

Summary of the invention

A main object of the embodiments of the present invention is to provide a photographing method, a photographing apparatus, a mobile terminal, and a computer storage medium, which can reduce the operation difficulty of photographing.

The embodiment of the invention provides a shooting method, and the shooting method comprises the following steps:

When shooting framing, zoom in on the preset display area in the framing frame;

The enlarged preset display area is displayed for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.

In another embodiment, the zooming in the preset display area in the shooting frame includes:

Detecting whether there is a target in the shooting frame;

When the detection result is that the target object exists, the target object is marked to obtain a preset display area;

The preset display area is enlarged when it is determined that the area of the preset display area is smaller than a preset area threshold.

In another embodiment, the target is a face image.

Acquiring a preset display area in the shooting frame according to a shift operation instruction input by the user; and enlarging the preset display area.

In another embodiment, the displaying the enlarged preset display area comprises:

Generating a floating window for displaying the preset display area in an enlarged manner centering on a center point of the preset display area;

The preset display area is loaded and displayed in the floating window.

In another embodiment, after the displaying the enlarged preset display area, the method further includes:

When the zoom-in operation command input by the user is received, the enlarged preset display area is scaled up again.

The embodiment of the invention further provides a photographing device, the photographing device comprising:

The processing module is configured to enlarge the preset display area in the shooting frame during the shooting framing;

The display module is configured to display the enlarged preset display area for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.

In another embodiment, the processing module includes:

a detecting unit configured to detect whether a target object exists in the shooting frame;

a marking unit configured to mark the target object to obtain a preset display area when the detection result obtained by the detecting unit is that the target object exists;

The processing unit is configured to: when determining that an area of the preset display area obtained by the marking unit is less than a preset area threshold, the preset display area is enlarged.

In another embodiment, the processing module includes:

The acquiring unit is configured to acquire a preset display area in the shooting frame according to the shift operation instruction input by the user;

And an amplifying unit configured to amplify the preset display area acquired by the acquiring unit.

In another embodiment, the display module is configured to generate a floating window that displays the preset display area in an enlarged manner centering on a center point of the preset display area; and the preset display area The loading is displayed in the floating window.

In another embodiment, the photographing apparatus further includes:

And the amplifying module is configured to, when receiving the zoom-in operation instruction input by the user, perform the scaled amplification on the enlarged preset display area.

An embodiment of the present invention further provides a mobile terminal, where the mobile terminal includes a camera and a processor, and the processor is configured to perform enlargement processing on a preset display area in the shooting frame when the camera performs shooting Displaying the enlarged preset display area for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.

The embodiment of the invention further provides a computer storage medium, wherein the computer storage medium stores computer executable instructions, and the computer executable instructions are used to execute the photographing method according to the embodiment of the invention.

In the embodiment of the present invention, the preset display area in the shooting frame is enlarged by performing the shooting framing; the enlarged preset display area is displayed for the user to zoom in according to the The image of the preset display area determines whether or not to take a photographing operation. In the embodiment of the present invention, the preset display area in the framing frame is enlarged, and the user views the details of the object by using the displayed enlarged preset display area, thereby eliminating the need for the existing mobile terminal to perform long-distance shooting. The details of the subject, the user needs to manually zoom in and out of the subject by digital zoom, reducing the difficulty of shooting.

DRAWINGS

1 is a schematic flow chart of a first embodiment of a photographing method of the present invention;

2 is a schematic diagram showing the refinement process of the first embodiment of the step of enlarging the preset display area in the shooting frame in FIG. 1;

3 is a schematic flow chart of the second embodiment of the step of enlarging the preset display area in the shooting frame in FIG. 1;

4 is a schematic flow chart showing the step of displaying the enlarged preset display area in FIG. 1;

FIG. 5 is a schematic diagram of functional modules of a first embodiment of a photographing apparatus according to the present invention; FIG.

6 is a schematic diagram of functional modules of the first embodiment of the processing module of FIG. 5;

7 is a schematic diagram of functional modules of a second embodiment of the processing module of FIG. 5;

8 is a schematic diagram of functional modules of a second embodiment of a photographing apparatus according to the present invention;

9 is a schematic diagram of functional modules of a third embodiment of the photographing apparatus of the present invention;

FIG. 10 is a schematic structural diagram of a first embodiment of a mobile terminal according to the present invention.

detailed description

It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In various embodiments of the present invention, when remote shooting is performed for an existing mobile terminal, the user zooms in and out of the captured image by manually performing digital zoom in order to see the details of the subject in the framing. Object, complicated operation, and difficult shooting operation The embodiment of the present invention provides a shooting method, which performs an enlargement process on a preset display area in a shooting frame; and displays an enlarged preset display area for the user to display an image according to the enlarged preset display area. Determine whether to take a photo operation. The method eliminates the need for the existing mobile terminal to perform long-distance shooting, in order to see the details of the object to be photographed, the user needs to enlarge and reduce the operation process of the subject by manually performing digital zooming. The invention is applicable to a mobile terminal such as a mobile phone or a tablet computer with a photographing function, and the photographing method of the present invention is described in detail below by taking a mobile phone with a photographing function as an example.

The embodiment of the present invention provides a shooting method. Referring to FIG. 1, FIG. 1 is a schematic flowchart of a first embodiment of a shooting method according to the present invention.

In a first embodiment, the photographing method comprises the following steps:

In step S11, when the shooting framing is performed, the preset display area in the shooting finder frame is enlarged.

In this embodiment, a portrait is taken at a long distance as an example. In other embodiments, the photographing method can also be applied to photographing situations of distantly photographing other target objects such as buildings, automobiles, and the like. When the camera application of the mobile phone is activated, during the framing focus process, the preset display area of the face area marked in the mobile view frame is obtained. The preset display area is scaled up according to the preset magnification. In this embodiment, the preset magnification is set to 2 times, that is, the preset display area marked with the face area is scaled up by 2 times.

In step S12, the enlarged preset display area is displayed for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.

The preset display area marked with the face area is enlarged according to the preset magnification by step S11, a floating window is generated in the finder frame of the mobile phone, and the enlarged preset display area is displayed through the floating window. The user views the facial details of the face of the photographer through the floating window, such as whether to close the eyes, whether to smile or the like, and then the user determines whether to perform the photographing operation according to whether the facial details meet the needs, and if the facial details are not satisfied, for example, the closed eyes appear. When the facial expression is not good, Then perform the finder focus shooting again. If the facial details meet the needs, the user takes a picture and obtains a photo of the photographer's facial details that meets the needs.

In the shooting method provided by the embodiment, when the shooting framing is performed, the preset display area in the shooting frame is enlarged; the enlarged preset display area is displayed for the user to display according to the enlarged preset display area. The image determines whether or not to take a photo operation. In this embodiment, the preset display area is enlarged, and the enlarged preset display area is displayed through the floating window. The user views the details of the object according to the enlarged preset display area, and when the existing mobile terminal is used for long-distance shooting, in order to see the details of the object to be photographed, the user needs to zoom in manually by digital zooming. And reducing the operation of the subject reduces the difficulty of shooting.

As an embodiment, FIG. 2 is a schematic diagram of a refinement process of the first embodiment of the step of enlarging the preset display area in the framing frame in FIG. 1; as shown in FIG. 2, the step S11 includes:

In step S1101, it is detected whether there is a target in the shooting frame.

In this embodiment, a portrait is taken at a long distance as an example. In other embodiments, the photographing method can also be applied to long-distance shooting of common photographing objects such as buildings and automobiles. In the camera application of the mobile phone, a detection and recognition function of a plurality of objects frequently photographed in daily life, such as detection and recognition of a car, a face, and the like, are set in advance. These common target detection and recognition technologies have mature algorithmic techniques in the field of image processing, and will not be described here. In this embodiment, when the camera application of the mobile phone is activated, during the framing focusing process, the face detection and recognition function is activated to detect whether there is a human face in the mobile view frame, and if it is detected that there is no face in the finder frame, the normal shooting is adopted. The mode is taken; if it is detected that there is a face in the frame, the operation of step S1102 is performed.

In step S1102, when the detection result is that the target object exists, the target object is marked to obtain a preset display area.

If it is detected in step S1101 that there is a face in the frame, according to the area where the face is located A selection box of the preset display area is generated in the frame of the mobile phone, and the selection box marks the area where the face is located. The shape of the marquee is preferably a regular shape such as a rectangle or a circle. In the embodiment, the shape of the marquee is set to be a rectangle.

Step S1103: When determining that the area of the preset display area is smaller than a preset area threshold, the preset display area is enlarged.

The area S0 of the preset display area of the face area is calculated in step S1102, and the area S0 of the preset display area obtained by the calculation is compared with the preset area threshold S, and the area S0 of the preset display area obtained by the calculation is determined. Whether it is less than the preset area threshold S. In the present embodiment, the preset area threshold S is set to 1 cm ² , that is, it is judged whether or not the area S0 of the preset display area obtained by the calculation is less than 1 cm ² .

If it is determined that the obtained area S0 of the preset display area is smaller than the preset area threshold S, in this embodiment, when the area S0 of the obtained preset display area is determined to be less than 1 cm ² , the area where the face is located will be marked. The preset display area is scaled up by a preset magnification. In this embodiment, the preset magnification is set to 2 times, that is, the preset display area marked with the face area is scaled up by 2 times.

If it is determined that the obtained area S0 of the preset display area is greater than or equal to the preset area threshold S, that is, it is determined that the obtained area S0 of the preset display area is greater than or equal to 1 cm 2, the user can directly see the subject. The facial details are taken in the normal shooting mode.

As an embodiment, FIG. 3 is a schematic diagram of a refinement process of the second embodiment of the step of enlarging the preset display area in the framing frame in FIG. 1; as shown in FIG. 3, the step S11 includes:

Step S1111: Acquire a preset display area in the shooting frame according to a shift operation instruction input by the user.

In this embodiment, a portrait is taken at a long distance as an example. When the camera application of the mobile phone is activated to perform the framing focusing process, a selection frame centering on the center point of the mobile view frame is generated, and the selection is performed. The box marks the central portion of the framing frame. In other embodiments, the marquee may be generated centered on the center point of the preset display area acquired in the previous shooting. The shape of the marquee is preferably a regular shape such as a rectangle or a circle. In the embodiment, the shape of the marquee is set to be a rectangle. In order to see the facial details of the face of the photographer from the finder frame, the user clicks and moves the selection box, and when receiving the shift operation instruction input by the user, moves the selection frame to the target local area where the face is located, and obtains A preset display area for marking the face area.

In step S1112, the preset display area is enlarged.

The preset display area marking the face area is scaled up by a preset magnification. In this embodiment, the preset magnification is set to 2 times, that is, the preset display area marked with the face area is scaled up by 2 times.

As an embodiment, FIG. 4 is a schematic diagram showing the refinement of the step of displaying the preset display area in FIG. 1; as shown in FIG. 4, the above step S12 includes:

Step S121, generating a floating window for displaying the preset display area in an enlarged manner centering on a center point of the preset display area.

In this embodiment, a portrait is taken at a long distance as an example. By determining coordinates (CenterX, CenterY) of the center point of the preset display area, generating coordinates (CenterX, CenterY) of the center point of the preset display area as a center, and presetting the preset display area The magnification is scaled up to show the floating window.

Step S122, loading the preset display area into the floating window.

The face area marked by the preset display area is enlarged and displayed at a preset magnification by a floating window. And the enlarged face displayed by the floating window is dynamically updated according to the photographer, and is displayed dynamically for the user to see the facial details through the enlarged face displayed by the floating window, and then the user judges whether the facial details meet the needs or not Take a photo operation, and if the facial details are not enough, repeat the framing focus shooting. If the facial details are satisfactory, take a picture and obtain a photo of the photographer's facial details that meets the needs.

As another embodiment, after the step S12, the method further includes:

If the preset display area is enlarged, the resolution of the enlarged preset display area reaches the user requirement, that is, the enlarged preset display area displayed by the user through the floating window can see the face of the captured person. When the details are satisfied and the facial details are satisfied, the user takes a picture and obtains a photo of the subject's facial details that satisfies the needs.

If the preset display area is enlarged, the resolution of the enlarged preset display area does not meet the user's requirement, and the user still cannot see the enlarged face details of the captured subject, and the user can click Floating window, input the zoom operation command. When receiving the zoom-in operation command input by the user, the enlarged preset display area is re-amplified at a preset magnification according to the zoom-in operation instruction, that is, the floating window is preset at a magnification ratio, etc. Scale up. The user can view the facial details of the face that is enlarged again by zooming in on the floating window. According to this method, multiple enlargements can be performed until the enlarged face of the end user displayed through the floating window can see the face details of the subject, and when the face details of the photographer satisfy the need, the photograph is taken to obtain the subject. The facial details meet the photos you need.

As another implementation manner, before the step S11, the method further includes:

When receiving the enlarged shooting instruction input by the user, the mobile terminal is controlled to switch to the enlarged shooting mode; when the mobile terminal switches to the enlarged shooting mode, the step of performing the enlargement processing of the preset display area in the shooting frame is performed.

The zoom shooting mode is off when the camera application of the phone is activated. During the framing focus process, the user can select whether to turn on the zoom-in shooting mode according to the subject viewed from the mobile viewfinder frame, and click the function of turning the zoom-in shooting mode on or off in real time. For example, if the user can see the details of the subject from the viewfinder, it is not necessary to turn on the zoom-in shooting mode, and the photographing can be performed according to the normal shooting mode. When the user clicks to open the release In the large shooting mode, when receiving the enlarged shooting instruction input by the user, the mobile phone is controlled to enter the enlarged shooting mode, and the relevant steps of the enlarged shooting mode for enlarging the preset display area in the current shooting frame are started. The photographing is performed in the zoom-in shooting mode. When one photographing is finished, the floating window is closed according to the photographing end instruction, and the mobile phone starts to re-focus the focus to perform the next shooting.

The embodiment of the present invention further provides a photographing apparatus according to the above method. Referring to FIG. 5, FIG. 5 is a schematic diagram of functional modules of the first embodiment of the photographing apparatus of the present invention.

In a first embodiment, the photographing device comprises:

The processing module 1 is configured to enlarge the preset display area in the shooting frame during the shooting framing;

The display module 2 is configured to display the enlarged preset display area for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.

In this embodiment, the camera device of the embodiment of the present invention is described in detail by taking a mobile phone as an example. In other embodiments, the camera device is also applicable to a mobile terminal with a camera function such as a tablet computer.

In the present embodiment, a portrait is taken at a long distance as an example. In other embodiments, the mobile terminal can also be applied to remotely photograph other objects such as buildings, automobiles, and the like. When the camera application of the mobile phone is activated, the processing module 1 obtains a preset display area marked with a face area in the mobile view frame, and enlarges the preset display area according to a preset magnification. In this embodiment, the preset magnification is set to 2 times, that is, the preset display area marked with the face area is scaled up by 2 times.

Presetting the preset display area marked with the face area by the processing module 1 according to a preset magnification To zoom in, the display module 2 generates a floating window in the framing frame of the mobile phone, and displays the enlarged preset display area through the floating window. The user views the facial details of the face of the photographer through the floating window, such as whether to close the eyes, whether to smile or the like, and then the user determines whether to perform the photographing operation according to whether the facial details meet the needs, and if the facial details are not satisfied, for example, the closed eyes appear. If the facial expression is not good, repeat the framing focus shooting. If the facial details meet the needs, the user takes a picture and obtains a photo of the photographer's facial details that meets the needs.

In the photographing apparatus provided in this embodiment, the processing module 1 enlarges the preset display area in the shooting frame during the shooting framing; the display module 2 displays the enlarged preset display area for the user. Whether to perform a photographing operation is determined according to the image of the enlarged preset display area. In this embodiment, the preset display area is enlarged by the processing module 1, and the enlarged preset display area is displayed by the floating window generated by the display module 2, and the user is photographed according to the enlarged preset display area. The details of the object, when the existing mobile terminal is omitted for long-distance shooting, in order to see the details of the object to be photographed, the user needs to manually zoom in and out to reduce the size of the subject, thereby reducing the difficulty of shooting. .

FIG. 6 is a schematic diagram of the functional modules of the first embodiment of the processing module of FIG. 5; as shown in FIG. 6, the processing module 1 includes:

The detecting unit 101 is configured to detect whether a target object exists in the shooting frame;

The marking unit 102 is configured to, when the detection result obtained by the detecting unit 101 is that a target object exists, mark the target object to obtain a preset display area;

The processing unit 103 is configured to: when determining that the area of the preset display area obtained by the marking unit 102 is less than a preset area threshold, the preset display area is enlarged.

In this embodiment, a portrait is taken at a long distance as an example. In other embodiments, the photographing device can also be applied to remotely photograph buildings, automobiles, and the like. In the camera application of a mobile phone, a detection and recognition function of a plurality of objects frequently photographed in daily life, such as a car or a person, is preset in advance. Detection and recognition of faces, etc. These common target detection and recognition technologies have mature algorithmic techniques in the field of image processing, and will not be described here. In the embodiment, when the camera application of the mobile phone is activated, the detecting unit 101 activates the face detection and recognition function to detect whether there is a human face in the mobile phone frame, and if no face is detected in the frame. Then, the photographing is performed by using the normal shooting mode; if it is detected that there is a human face in the framing frame, the detection result of the detecting unit 101 is sent to the marking unit 102.

If the detecting unit 101 detects that a human face exists in the finder frame, the marking unit 102 generates a selection frame of the preset display area in the finder frame of the mobile phone according to the face area, and the selection box will be the person The face area is marked. The shape of the marquee is preferably a regular shape such as a rectangle or a circle. In the embodiment, the shape of the marquee is set to be a rectangle.

The processing unit 103 first calculates the area S0 of the preset display area of the face area by the marking unit 102, compares the area S0 of the preset display area obtained by the calculation with the preset area threshold S, and determines the calculation. Whether the area S0 of the obtained preset display area is smaller than the preset area threshold S. In the present embodiment, the preset area threshold S is set to 1 cm ² , that is, it is judged whether or not the area S0 of the preset display area obtained by the calculation is less than 1 cm ² .

If it is determined that the obtained area S0 of the preset display area is smaller than the preset area threshold S, in this embodiment, when it is determined that the obtained area S0 of the preset display area is less than 1 cm ² , the face area is marked. The preset display area is scaled up at a preset magnification. In this embodiment, the preset magnification is set to 2 times, that is, the preset display area marked with the face area is scaled up by 2 times.

If it is determined that the obtained area S0 of the preset display area is greater than or equal to the preset area threshold S, that is, it is determined that the obtained area S0 of the preset display area is greater than or equal to 1 cm ² , and the user can directly see the captured image. The facial details of the person are photographed using the normal shooting mode.

FIG. 7 is a schematic diagram of the function module of the second embodiment of the processing module of FIG. 5; as shown in FIG. 7, the processing module 1 includes:

The obtaining unit 111 is configured to acquire a preset display area in the shooting frame according to the shift operation instruction input by the user;

The amplifying unit 112 is configured to enlarge the preset display area acquired by the acquiring unit 111.

In this embodiment, a portrait is taken at a long distance as an example. When the camera application of the mobile phone is activated to perform the framing focusing process, the obtaining unit 111 generates a selection frame centered on the center point of the mobile view frame, and the selection frame marks the central partial area of the finder frame. In other embodiments, the marquee may be generated centered on the center point of the preset display area acquired in the previous shot screen. The shape of the marquee is preferably a regular shape such as a rectangle or a circle. In the embodiment, the shape of the marquee is set to be a rectangle. In order to see the facial details of the face of the photographer from the finder frame, the user clicks and moves the selection box, and when receiving the shift operation instruction input by the user, moves the selection frame to the target local area where the face is located. The acquisition unit 111 obtains a preset display area that marks the face area.

The amplifying unit 112 enlarges the preset display area marking the face area at a preset magnification. In this embodiment, the preset magnification is set to 2 times, that is, the preset display area marked with the face area is scaled up by 2 times.

As an implementation manner, the display module 2 is configured to generate a floating window that displays the preset display area in an enlarged manner centering on a center point of the preset display area; loading the preset display area Displayed in the floating window.

In this embodiment, a portrait is taken at a long distance as an example. The display module 2 generates coordinates (CenterX, CenterY) of the center point of the preset display area, and determines the preset display area by determining coordinates (CenterX, CenterY) of the center point of the preset display area. The floating window of the display is scaled up at a preset magnification.

The face area marked by the preset display area is enlarged and displayed at a preset magnification by a floating window. And the enlarged face displayed by the floating window is updated in real time according to the photographer, The state display shows the facial details for the enlarged face displayed by the user through the floating window, and then the user judges whether to perform the photographing operation according to whether the facial details meet the needs, and if the facial details are not satisfied, the framing focus shooting is performed again. If the facial details are satisfactory, take a picture and obtain a photo of the photographer's facial details that meets the needs.

As another embodiment, referring to FIG. 8, FIG. 8 is a schematic diagram of functional modules of a second embodiment of the photographing apparatus of the present invention.

Based on the first embodiment, in the second embodiment, the photographing apparatus further includes:

The amplifying module 3 is configured to, when receiving the zoom-in operation instruction input by the user, perform the scaled amplification on the enlarged preset display area.

If the preset display area is enlarged, the resolution of the enlarged preset display area does not meet the user's requirement, and the user still cannot see the enlarged face details of the captured subject, and the user can click Floating window, input the zoom operation command. When the zoom-in operation command input by the user is received, the amplifying module 3 re-amplifies the enlarged preset display area at a preset magnification according to the zoom-in operation instruction, that is, pre-populates the floating window. Set the magnification to scale up. The user can view the facial details of the face that is enlarged again by zooming in on the floating window. According to this method, multiple enlargements can be performed until the enlarged face of the end user displayed through the floating window can see the face details of the subject, and when the face details of the photographer satisfy the need, the photograph is taken to obtain the subject. The facial details meet the photos you need.

In the photographing apparatus provided in this embodiment, the processing module 1 enlarges the preset display area in the shooting frame during the shooting framing; the display module 2 displays the enlarged preset display area for the user. Determining whether or not according to the image of the enlarged preset display area The photographing operation is performed; when the zoom-in operation command input by the user is received, the zoom-in module 3 re-amplifies the enlarged preset display area in equal proportion. In this embodiment, the preset display area is enlarged by the processing module 1, and the enlarged preset display area is displayed by the floating window generated by the display module 2, and the user is photographed according to the enlarged preset display area. The details of the object, if the details of the object to be photographed cannot be seen according to the enlarged preset display area, the amplifying module 3 enlarges the enlarged preset display area in equal proportions to make the user see To clear the details of the subject, when the existing mobile terminal is used for long-distance shooting, in order to see the details of the subject, the user needs to manually zoom in and out to reduce the size of the subject, reducing the shooting. The difficulty of operation.

Referring to FIG. 9, FIG. 9 is a schematic diagram of functional modules of a third embodiment of the photographing apparatus of the present invention.

Based on the second embodiment, in the third embodiment, the photographing apparatus further includes:

The control module 4 is configured to control the mobile terminal to switch to the zoom-in shooting mode when receiving the enlarged shooting instruction input by the user;

The processing module 1 is further configured to perform an enlargement process on the preset display area in the shooting frame after the control module 4 controls the mobile terminal to switch to the enlarged shooting mode.

The zoom shooting mode is off when the camera application of the phone is activated. During the framing focus process, the user can select whether to turn on the zoom-in shooting mode according to the subject viewed from the mobile viewfinder frame, and click the function of turning the zoom-in shooting mode on or off in real time. For example, if the user can see the details of the subject from the viewfinder, it is not necessary to turn on the zoom-in shooting mode, and the photographing can be performed according to the normal shooting mode. When the user clicks on the zoom-in shooting mode, the control module 4 controls the mobile phone to enter the zoom-in shooting mode when receiving the zoom-in shooting command input by the user. When the mobile phone enters the enlarged shooting mode, the processing module 1 enlarges the preset display area in the shooting finder frame. Taking the photographing in the zoom-in shooting mode, when one photographing ends, the control module 4 controls to close the floating window according to the photographing end instruction, and the mobile phone starts to re-focus the focus to perform the next shooting.

In the photographing apparatus provided in this embodiment, when the control module 4 controls to turn on the zoom-in shooting mode, the processing module 1 enlarges the preset display area in the shooting finder frame, and the display module 2 displays the enlarged image. The preset display area is configured for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area, and when the zoom-in module 3 receives the zoom-in operation instruction input by the user, the zoom-in module The preset display area is scaled up again. In this embodiment, the preset display area is enlarged by the processing module 1, and the enlarged preset display area is displayed by the floating window generated by the display module 2, and the user is photographed according to the enlarged preset display area. The details of the object, if the details of the object to be photographed cannot be seen according to the enlarged preset display area, the amplifying module 3 enlarges the enlarged preset display area in equal proportions to make the user see To clear the details of the subject, when the existing mobile terminal is used for long-distance shooting, in order to see the details of the subject, the user needs to manually zoom in and out to reduce the size of the subject, reducing the shooting. The difficulty of operation. And the control module 4 controls the opening and closing of the enlarged shooting mode, so that the user can flexibly select the shooting mode in the long-distance shooting.

In the various embodiments of the present invention, the processing module 1, the display module 2, and the amplification module 3, and the sub-modules in the processing module 1 include: a detecting unit 101 and a marking unit 102. And the processing unit 103, or includes: an obtaining unit 111 and an amplifying unit 112, which can be used by a central processing unit (CPU, Central Processing Unit) and a digital signal processor (DSP, Digital Signal Processor) in the imaging device. ) or a Field-Programmable Gate Array (FPGA) implementation.

The embodiment of the present invention further provides a mobile terminal. Referring to FIG. 10, FIG. 10 is a schematic structural diagram of a first embodiment of a mobile terminal according to the present invention.

In the first embodiment, the mobile terminal includes: a camera 31 and a processor 32; the processor 32 is configured to perform an enlargement process on the preset display area in the shooting frame when the camera 31 performs shooting; The enlarged preset display area for the user to enlarge according to the The image of the preset display area determines whether or not to take a photographing operation.

In this embodiment, the mobile terminal of the present invention is described in detail by taking a mobile phone as an example. In other embodiments, the mobile terminal also includes a mobile terminal with a camera function, such as a tablet computer. The mobile phone in this embodiment includes a camera 31 and a processor 32.

In this embodiment, a long-distance shooting portrait is taken by a mobile phone as an example. In other embodiments, it is also possible to photograph buildings, cars, and the like from a distance. When the camera application of the mobile phone is activated, the processor 32 obtains a preset display area marked by the face area in the mobile phone frame, and performs preset magnification according to a preset magnification. Scale up. In this embodiment, the preset magnification is set to 2 times, that is, the preset display area marked with the face area is scaled up by 2 times.

The processor 32 enlarges the preset display area marked with the face area according to a preset magnification, generates a floating window in the finder frame of the mobile phone, and displays the enlarged preset display area through the floating window. The user views the facial details of the face of the photographer through the floating window, such as whether to close the eyes, whether to smile or the like, and then the user determines whether to perform the photographing operation according to whether the facial details meet the needs, and if the facial details are not satisfied, for example, the closed eyes appear. If the facial expression is not good, repeat the framing focus shooting. If the facial details meet the needs, the user takes a picture and obtains a photo of the photographer's facial details that meets the needs. The specific working process of the processor 32 can be referred to the previous embodiment of the camera device, and details are not described herein again.

In the mobile terminal provided by the embodiment, when the camera 31 performs shooting, the processor 32 enlarges the preset display area in the shooting frame, and displays the enlarged preset display area for the user to use according to the The image of the enlarged preset display area determines whether or not a photographing operation is performed. In this embodiment, the preset display area is enlarged by the processor 32, and the preset display area of the floating window display is generated, and the user views the details of the object according to the enlarged preset display area, thereby eliminating the need for the subject. When the existing mobile terminal performs long-distance shooting, in order to see the details of the subject, the user needs to zoom in and out by manually performing digital zooming. The operation of the subject reduces the difficulty of shooting.

In the several embodiments provided by the present application, it should be understood that the disclosed apparatus and method may be implemented in other manners. The device embodiments described above are merely illustrative. For example, the division of the unit is only a logical function division. In actual implementation, there may be another division manner, such as: multiple units or components may be combined, or Can be integrated into another system, or some features can be ignored or not executed. In addition, the coupling, or direct coupling, or communication connection of the components shown or discussed may be indirect coupling or communication connection through some interfaces, devices or units, and may be electrical, mechanical or other forms. of.

The units described above as separate components may or may not be physically separated, and the components displayed as the unit may or may not be physical units, that is, may be located in one place or distributed to multiple network units; Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing module, or each unit may be separately used as one unit, or two or more units may be integrated into one unit; the above integration The unit can be implemented in the form of hardware or in the form of hardware plus software functional units.

A person skilled in the art can understand that all or part of the steps of implementing the above method embodiments may be completed by using hardware related to the program instructions. The foregoing program may be stored in a computer readable storage medium, and the program is executed when executed. The foregoing storage medium includes: a mobile storage device, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk. A medium that can store program code.

The above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention. It should be covered by the scope of the present invention. Therefore, the present invention The scope of protection shall be subject to the scope of protection of the claims.

Industrial applicability

In the embodiment of the present invention, the preset display area in the framing frame is enlarged, and the user views the details of the object by using the displayed enlarged preset display area, thereby eliminating the need for the existing mobile terminal to perform long-distance shooting. The details of the subject, the user needs to manually zoom in and out of the subject by digital zoom, reducing the difficulty of shooting.

Claims

A method of photographing, the method comprising:

When shooting framing, zoom in on the preset display area in the framing frame;

The enlarged preset display area is displayed for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.
The photographing method according to claim 1, wherein the magnifying processing of the preset display area in the photographing framing frame comprises:

Detecting whether there is a target in the shooting frame;

When the detection result is that the target object exists, the target object is marked to obtain a preset display area;

The preset display area is enlarged when it is determined that the area of the preset display area is smaller than a preset area threshold.
The photographing method according to claim 2, wherein the object is a face image.
The photographing method according to claim 1, wherein the magnifying processing of the preset display area in the photographing framing frame comprises:

Acquiring a preset display area in the shooting frame according to a shift operation instruction input by the user; and enlarging the preset display area.
The photographing method according to any one of claims 1 to 4, wherein the displaying the enlarged preset display area comprises:

Generating a floating window for displaying the preset display area in an enlarged manner centering on a center point of the preset display area;

The preset display area is loaded and displayed in the floating window.
The photographing method according to any one of claims 1 to 4, wherein after the step of displaying the enlarged preset display area, the method further comprises:

When the enlarged operation instruction input by the user is received, the enlarged preset display is displayed The area is scaled up again.
A photographing device, the photographing device comprising:

The processing module is configured to enlarge the preset display area in the shooting frame during the shooting framing;

The display module is configured to display the enlarged preset display area for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.
The photographing apparatus according to claim 7, wherein the processing module comprises:

a detecting unit configured to detect whether a target object exists in the shooting frame;

a marking unit configured to mark the target object to obtain a preset display area when the detection result obtained by the detecting unit is that a target object exists;

The processing unit is configured to: when determining that an area of the preset display area obtained by the marking unit is less than a preset area threshold, the preset display area is enlarged.
The photographing apparatus according to claim 7, wherein the processing module comprises:

The acquiring unit is configured to acquire a preset display area in the shooting frame according to the shift operation instruction input by the user;

And an amplifying unit configured to amplify the preset display area acquired by the acquiring unit.
The photographing apparatus according to claim 7, wherein the display module is configured to generate a floating window for proportionally displaying the preset display area centering on a center point of the preset display area; The preset display area loading is displayed in the floating window.
The photographing apparatus according to any one of claims 7 to 10, wherein the photographing apparatus further comprises:

And the amplifying module is configured to, when receiving the zoom-in operation instruction input by the user, perform the scaled amplification on the enlarged preset display area.
a mobile terminal, the mobile terminal includes a camera and a processor; the processor is configured to: when the camera performs shooting, put a preset display area in the shooting frame Large processing; displaying the enlarged preset display area for the user to determine whether to perform a photographing operation according to the image of the enlarged preset display area.
A computer storage medium having stored therein computer executable instructions for performing the photographing method of any one of claims 1 to 6.