CN116095466A - Shooting method, shooting device, electronic equipment and storage medium - Google Patents

Abstract

The present disclosure relates to a photographing method, device, electronic equipment, and storage medium. The method includes: detecting the gaze position of the user's eyes during photographing, and automatically adjusting the photographing parameters of the photographing device according to the gaze position of the eyes, so that the image captured by the photographing device The focus area corresponds to where the eye is looking. It can realize automatic focus during shooting, avoid cumbersome manual focus, and improve the user's camera experience.

Description

Shooting method, device, electronic device and storage medium

technical field

The present disclosure relates to the technical field of photographing, and in particular to a photographing method, device, electronic equipment and storage medium.

Background technique

Taking pictures has become one of the indispensable activities in people's life. Smart devices such as mobile phones, computers, and tablets are equipped with cameras, and the shooting parameters are controlled by configuring the hardware and software used to control the cameras in the devices to complete the photos. The device is also equipped with a display screen to display the status of the subject in real time. When shooting, in many cases, it is necessary to watch the human eyes on the display screen to judge the scene, mode, angle and posture of the portrait, etc. After confirmation, the user needs to focus manually, and then use fingers to confirm the operation of taking pictures. This operation experience is not only cumbersome, but also prone to false touches and other phenomena. In short, the current photographing method is cumbersome to operate and has a low degree of automation, making it difficult to bring a high photographing experience to users.

Contents of the invention

In order to overcome the problems existing in related technologies, the present disclosure provides a shooting method, device, electronic equipment and storage medium.

According to the first aspect of an embodiment of the present disclosure, there is provided a photographing method, including: acquiring the gaze position of the target user's eyes; adjusting the photographing parameters of the photographing device based on the gaze position of the eyes, so that the image captured by the photographing device The focus area of corresponds to the gaze position of the eye.

Optionally, the step of obtaining the gaze position of the target user's eyes includes: obtaining the linear distance between the target user's eyes and the shooting device; obtaining the first angle between the line of sight of the target user's eyes and the horizontal line; obtaining The second angle between the first straight line and the horizontal line; the first straight line is the straight line between the eyes of the target user and the front camera; according to the straight line distance, the first angle and the first straight line The gaze position of the target user's eyes is obtained from the two angles.

其中，f为所述拍摄装置的前置摄像头的焦距，X为所述目标用户的两眼之间的物理距离，x为所述目标用户的在所述二维图像中的像素距离。Optionally, the step of acquiring the linear distance between the target user's eyes and the shooting device includes: controlling the front camera to acquire a two-dimensional image containing the target user's face; based on the two-dimensional image, The straight-line distance is obtained using a straight-line distance calculation formula; the straight-line distance calculation formula includes:

Wherein, f is the focal length of the front camera of the shooting device, X is the physical distance between the eyes of the target user, and x is the pixel distance of the target user in the two-dimensional image.

Optionally, the step of obtaining the second angle between the first straight line and the horizontal line includes: controlling the front camera to obtain a depth image containing the face of the target user; based on the two-dimensional image and the depth The position of the target user's eyes in the field of view of the front camera is obtained from the image; according to the position of the target user's eyes in the field of view of the front camera, the first line and Second angle between horizontal lines.

Optionally, the step of obtaining the gaze position of the target user's eyes according to the straight-line distance, the first angle, and the second angle includes: obtaining the gaze position based on the straight-line distance and the first angle A first height difference in the vertical direction between the target user's eyes and the gaze point of the target user's eyes on the screen of the shooting device; the target is obtained based on the straight-line distance and the second angle A second height difference in the vertical direction between the user's eyes and the top edge of the photographing device; and obtaining the eye gaze position of the target user according to the first height difference and the second height difference.

Optionally, the step of obtaining the gaze position of the target user's eyes includes: obtaining the shooting distance between the rear camera and the shooting target; obtaining a third angle based on the straight-line distance, the shooting distance and the second angle The third angle is the angle between the focal line of the rear camera and the horizontal line, and the focal line is the line connecting the focal area of the rear camera and the shooting device; according to the first The three angles, the field angle of the rear camera and the resolution of the rear camera determine the gaze position of the eyes.

其中，L为所述目标用户的眼睛与所述拍摄装置的直线距离，L1为所述后置摄像头与所述拍摄目标之间的拍摄距离，α为所述第一角度。Optionally, when the shooting distance is less than or equal to a predetermined threshold, the formula for calculating the third angle is:

Wherein, L is the linear distance between the eyes of the target user and the shooting device, L1 is the shooting distance between the rear camera and the shooting target, and α is the first angle.

According to a second aspect of an embodiment of the present disclosure, there is provided a photographing device, including: an acquisition module configured to acquire the gaze position of the target user's eyes; a processing module configured to adjust the gaze position of the photographing device based on the gaze position of the eyes Shooting parameters, so that the focus area of the image captured by the shooting device corresponds to the gaze position of the eyes.

According to a third aspect of an embodiment of the present disclosure, there is provided an electronic device, including: a processor; a memory for storing processor-executable instructions; wherein, the processor is configured to: acquire the gaze position of the target user's eyes; The photographing parameters of the photographing device are adjusted based on the gaze position of the eyes, so that the focus area of the image captured by the photographing device corresponds to the gaze position of the eyes.

According to a fourth aspect of the embodiments of the present disclosure, there is provided a computer-readable storage medium on which computer program instructions are stored, and when the program instructions are executed by a processor, the steps of the photographing method provided in the first aspect of the present disclosure are implemented.

The technical solutions provided by the embodiments of the present disclosure may include the following beneficial effects: the present disclosure can detect the gaze position of the user, and automatically adjust the shooting parameters of the camera according to the gaze position of the eyes, so that the focus area of the image collected by the camera is consistent with the gaze of the eyes. The corresponding position realizes the automatic focus during the shooting process, avoids the cumbersome manual focus, and greatly improves the user's camera experience.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present disclosure.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description serve to explain the principles of the disclosure.

Fig. 1 is a schematic diagram of a scene where a user takes pictures according to an exemplary embodiment of the present disclosure.

Fig. 2 is a flow chart of a shooting method shown in an exemplary embodiment of the present disclosure.

Fig. 3 is a flow chart of sub-steps of a photographing method shown in an exemplary embodiment of the present disclosure.

Fig. 4 is a schematic diagram of a scene where the gaze position of eyes is located on a camera according to an exemplary embodiment of the present disclosure.

Fig. 5 is a schematic diagram of a scene between eyes of a target user and a front camera of a photographing device shown in this embodiment.

Fig. 6 is a flow chart of the sub-steps of S2014 shown in the exemplary embodiment of the present disclosure.

Fig. 7 is a schematic diagram of a scene where the gaze position of the eyes is located outside the shooting device according to an exemplary embodiment of the present disclosure.

Fig. 8 is a block diagram of a camera according to an exemplary embodiment of the present disclosure.

Fig. 9 is a block diagram of a shooting device shown in an exemplary embodiment of the present disclosure.

Detailed ways

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or similar elements unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatuses and methods consistent with aspects of the present disclosure as recited in the appended claims.

Fig. 1 is a schematic diagram of a scene where a user takes pictures according to an exemplary embodiment of the present disclosure. The target user 10 holds the camera 20 to take pictures or videos to obtain images or videos. In some embodiments, the camera 20 may also be controlled by other users or automatically take pictures or videos of the users. The front and rear surfaces of the shooting device 20 are all provided with cameras, as shown in Fig. 1, the front camera 21 and the rear camera 23, the front camera 21 and the rear camera 23 can be color cameras, grayscale cameras, wide-angle cameras, telephoto Cameras, light field cameras, depth cameras, dual-cameras and other suitable camera types, the captured images can include two-dimensional images such as color (such as RGB images) and grayscale images, and three-dimensional images such as depth images.

Fig. 2 is a flowchart of a photographing method shown in an exemplary embodiment of the present disclosure. The photographing method shown in Fig. 2 is applied to the photographing device 20 shown in Fig. 1 and includes the following steps.

In step S201, the gaze position of the target user's eyes is acquired.

The gaze position of the eyes is the gaze position of the eyes of the target user in the actual shooting scene.

In step S202, the shooting parameters of the shooting device are adjusted based on the gaze position of the eyes, so that the focus area of the image captured by the shooting device corresponds to the gaze position of the eyes.

Based on the eye gaze position obtained in step S201, the shooting parameters of the camera are adjusted. For example, the shooting parameters include but are not limited to the focus area, exposure parameters, etc., so that the focus area of the image captured by the camera corresponds to the eye gaze position, to achieve Autofocus during shooting.

It should be noted that step S201 may include sub-step S2011, sub-step S2012, sub-step S2013 and sub-step S2014, and the specific way of obtaining the gaze position of the eyes will be described in detail in the sub-steps of step S201. Please refer to FIG. 3 . FIG. 3 is a flow chart of sub-steps of a photographing method shown in an exemplary embodiment of the present disclosure.

In one embodiment, the eye gaze position 25 is located on the photographing device 20 , as shown in FIG. 4 , which is a schematic diagram of a scene where the eye gaze position 25 is located on the photographing device according to an exemplary embodiment of the present disclosure.

Among them, L is the linear distance between the target user's eyes 12 and the camera 20, α is the angle between the target user's eye 12 line of sight and the horizontal line, and d0 is the distance between the target user's eyes 12 and the top edge of the camera 20 in the vertical direction. d1 is the height difference between the eyes 12 of the target user and the gaze point of the eyes 12 of the target user on the screen of the shooting device 20 in the vertical direction, and D is the height or width of the shooting device 20.

Sub-step S2011, acquiring the straight-line distance between the eyes of the target user and the photographing device.

In one embodiment, the front camera of the shooting device can be controlled to obtain a two-dimensional image containing the target user's face, and then according to the two-dimensional image, the straight-line distance calculation formula is used to obtain the straight-line distance L. The straight-line distance calculation formula includes:

Among them, f is the focal length of the front camera of the shooting device, the focal length of the front camera is an internal parameter of the shooting device, X is the physical distance between the eyes of the target user, X can adopt a biological experience value, and x is The pixel distance of the target user's eyes in the 2D image.

Sub-step S2012, acquiring a first angle between the line of sight of the target user's eyes and the horizontal line.

The first angle α is an angle between the line of sight of the target user's eyes and the horizontal line. In one embodiment, the front camera of the shooting device may be controlled to obtain a two-dimensional image and a depth image including the target user's face, and the gaze direction of the target user's eyes may be detected using the two-dimensional image and the depth image. Any eye gaze direction detection algorithm can be applied in the present disclosure.

In one embodiment, the direction of the face is detected through the depth image, and the relative gaze direction of the eyes relative to the face is detected through the two-dimensional image. Combining the direction of the face and the relative gaze direction of the eyes relative to the face, the gaze direction of the eye gaze relative to the photographing device can be calculated. When using the depth image to detect the face direction, you can use the measurement of multiple key points to detect the face direction. For example, the three-dimensional coordinate information of the eyes, nose, mouth and other key points can be obtained through the depth image, and the face can be further obtained based on the three-dimensional coordinate information. towards. The relative gaze direction detection of the eyes relative to the face in the two-dimensional image can be realized by obtaining the relative position of the eyeball relative to the eye frame.

Sub-step S2013, obtaining a second angle between the first straight line and the horizontal line.

It should be noted that the first straight line is a straight line between the target user's eyes 12 and the front camera 21 .

Please refer to FIG. 5 . FIG. 5 is a schematic diagram of a scene between eyes of a target user and a front camera of a photographing device according to an exemplary embodiment of the present disclosure.

Wherein, L is the linear distance between the eye 12 of the target user and the camera 20, B is the second angle between the first straight line and the horizontal line, and d0 is the vertical distance between the eye 12 of the target user and the top edge of the camera 20. The height difference in the direction, A is the viewing angle of the front camera 21 of the shooting device 20 .

In one embodiment, the front camera of the shooting device can be controlled to obtain a two-dimensional image and a depth image including the face of the target user, and the two-dimensional image and the depth image can be used to detect that the eyes of the target user are within the field of view of the front camera. After obtaining the depth image of the target user's face, the second angle B can be detected by measuring multiple key points of the target user's eyes, such as obtaining the three-dimensional coordinate information of the key points of the target user's eyes through the depth image, Further obtain the position of the target user's eyes in the field of view of the front camera based on the three-dimensional coordinate information, and finally obtain the first line between the first straight line and the horizontal line according to the position of the target user's eyes in the field of view of the front camera. Two angles B.

Sub-step S2014, obtaining the gaze position of the target user's eyes according to the straight-line distance, the first angle and the second angle.

It should be noted that substep S2014 includes substep S20141 , substep S20142 and substep S20143 , and details not described in S2014 will be described in detail in substeps. Please refer to FIG. 6 . FIG. 6 is a flow chart of sub-steps of S2014 shown in an exemplary embodiment of the present disclosure.

Sub-step S20141, based on the linear distance and the first angle, obtain the first height difference in the vertical direction between the eye of the target user and the gaze point of the eye of the target user on the screen of the shooting device.

The first height difference is the height difference in the vertical direction between the eyes of the target user and the gaze point of the target user's eyes on the screen of the shooting device, and the calculation formula of the first height difference is: d1=L×tanα.

Sub-step S20142, based on the linear distance and the second angle, obtain a second height difference in the vertical direction between the eyes of the target user and the top edge of the camera.

The calculation formula of the second height difference is: d0=L×tanB.

Sub-step S20143, obtain the gaze position of the target user's eyes according to the first height difference and the second height difference.

As shown in Figure 4, according to the first height difference d1, the second height difference d0 and the height or width of the shooting device, the eye gaze position 25 of the target user on the shooting device can be obtained, for example, the height of the shooting device minus the first The height difference d1 and the second height difference d0 obtain the eye gaze position 25 of the target user.

It should be noted that D is the height or width of the camera device, which is determined according to the holding direction of the camera device. When the target user uses the camera device vertically, the height of the camera device is used to calculate the gaze position of the eyes, that is, D is the camera device When the target user uses the camera in landscape orientation, use the width of the camera to calculate the gaze position of the eyes, that is, D is the width of the camera.

In another embodiment, the eye gaze position 21 is located outside the photographing device 20 , as shown in FIG. 7 , which is a schematic diagram of a scene where the eye gaze position is located outside the photographing device according to an exemplary embodiment of the present disclosure.

Among them, L is the straight-line distance between the target user's eyes 12 and the camera 20, α is the angle between the target user's eye sight line and the horizontal line, and d0 is the distance between the target user's eyes 12 and the top edge of the camera 20 in the vertical direction. d3 is the height difference between the front camera 21 and the rear camera 23 in the vertical direction, L1 is the shooting distance between the rear camera 23 and the plane where the shooting target 30 is located, and γ is the focal line of the rear camera and The angle between the horizontal lines, the focal line is the connection between the rear camera and the focus area of the shooting device, d4 is the gaze point of the target user's eyes 12 and the target user's eyes 12 outside the screen of the shooting device 20 The height difference in the vertical direction. Wherein, the calculation methods of L, α and d0 are the same as those in the foregoing embodiments, and will not be repeated here.

当目标用户进行远景拍摄时，L1远远大于d3，此时d3≈0，因此可以得到

进一步得到第三角度的计算公式

According to the relationship of trigonometric functions, we can get

When the target user is shooting from a distance, L1 is much larger than d3, and d3≈0 at this time, so it can be obtained

Further get the calculation formula of the third angle

When the shooting distance L1 is greater than the predetermined threshold, it is the long-range shooting mode at this time. At this time, L≈0 relative to L1, and γ=α at this time; the predetermined threshold is a reasonable value. For example, the predetermined threshold can be but not limited to 50cm.

When the shooting distance L1 is less than or equal to the predetermined threshold, it is the close-up shooting mode at this time. L1 is used as a known quantity, and its value range is 10CM to 50CM. L1 can take any value within its value range. In this embodiment , taking the value of L1 as 50CM as an example for illustration.

After the third angles of the long-range shooting mode and the close-up shooting mode are respectively calculated, the gaze position of the eyes can be further determined according to the third angle, the field of view angle of the rear camera, and the resolution of the rear camera.

Wherein, the field of view of the rear camera is a known factory parameter. In this embodiment, Fov _x and Fov _y are respectively the field of view of the rear camera in the horizontal direction and the vertical direction for description; The resolution of the rear camera is also a known factory parameter. In this embodiment, Wide×Height is used as the resolution of the rear camera for illustration.

眼睛注视位置在水平方向的像素坐标为

当眼睛注视位置位于后置摄像头所在水平线的下方时，眼睛注视位置在竖直方向的像素坐标为

眼睛注视位置在水平方向的像素坐标为

基于此方式计算得到眼睛注视位置在后置摄像头的视场角中的像素坐标，该像素坐标即为眼睛注视位置。When the eye gaze position is above the horizontal line where the rear camera is located, the pixel coordinates of the eye gaze position in the vertical direction are

The pixel coordinates of the eye gaze position in the horizontal direction are

When the eye gaze position is below the horizontal line where the rear camera is located, the pixel coordinates of the eye gaze position in the vertical direction are

The pixel coordinates of the eye gaze position in the horizontal direction are

Based on this method, the pixel coordinates of the gaze position of the eyes in the field of view of the rear camera are calculated, and the pixel coordinates are the gaze positions of the eyes.

It can be seen that, through the above method, the gaze position of the user's eyes can be detected, and the shooting parameters of the photographing device can be automatically adjusted according to the gaze position of the eyes, so that the focus area of the image captured by the photographing device corresponds to the gaze position of the eyes, realizing the gazing position in the photographing process. Auto focus avoids the cumbersome manual focus and greatly improves the user's photo experience.

Fig. 8 is a block diagram of a camera according to an exemplary embodiment of the present disclosure. Referring to FIG. 8 , the device includes an acquisition module 203 and a processing module 205 .

The acquiring module 203 is configured to acquire the eye gaze position of the target user;

The processing module 205 is configured to adjust shooting parameters of the camera device based on the gaze position of the eyes, so that the focus area of the image captured by the camera device corresponds to the gaze position of the eyes.

Optionally, the acquisition module 203 includes:

a distance determining submodule configured to acquire the linear distance between the target user's eyes and the shooting device;

An angle determining submodule configured to obtain a first angle between the line of sight of the target user's eyes and the horizontal line;

An angle determining submodule configured to obtain a second angle between a first straight line and a horizontal line, the first straight line being a straight line between the eyes of the target user and the front camera;

The location determining submodule is configured to obtain the gaze location of the target user's eyes according to the straight-line distance, the first angle, and the second angle.

Optionally, the distance determination submodule is configured to:

controlling the front camera to acquire a two-dimensional image containing the face of the target user;

Based on the two-dimensional image, the straight-line distance is obtained using a straight-line distance calculation formula, and the straight-line distance calculation formula includes:

Wherein, f is the focal length of the front camera of the shooting device, X is the physical distance between the eyes of the target user, and x is the pixel distance of the target user in the two-dimensional image.

Optionally, the angle determination submodule is configured to:

controlling the front camera to acquire a depth image containing the face of the target user;

Obtaining the position of the eyes of the target user in the field of view angle of the front camera based on the two-dimensional image and the depth image;

A second angle between the first straight line and the horizontal line is obtained according to the position of the target user's eyes in the field of view angle of the front camera.

Optionally, in an implementation manner, the location determination submodule is configured to:

Obtaining a first height difference in the vertical direction between the target user's eyes and a gaze point of the target user's eyes on the screen of the shooting device based on the straight-line distance and the first angle;

Obtaining a second vertical height difference between the eyes of the target user and the top edge of the photographing device based on the straight-line distance and the second angle;

The eye gaze position of the target user is obtained according to the first height difference and the second height difference.

Optionally, the processing module is configured to:

Obtain the shooting distance between the rear camera and the shooting target;

A third angle is obtained based on the linear distance, the shooting distance and the second angle; the third angle is the angle between the focal line of the rear camera and the horizontal line, and the focal line is the rear Set the connection line between the camera and the focus area of the shooting device;

The gaze position of the eyes is determined according to the third angle, the field angle of the rear camera, and the resolution of the rear camera.

Optionally, when the shooting distance is less than or equal to a predetermined threshold, the formula for calculating the third angle is:

Wherein, L is the linear distance between the eyes of the target user and the shooting device, L1 is the shooting distance between the rear camera and the shooting target, and α is the first angle.

Through the above-mentioned device, it is possible to detect the gaze position of the user's eyes, and automatically adjust the shooting parameters of the camera according to the gaze position of the eyes, so that the focus area of the image collected by the camera corresponds to the gaze position of the eyes, thereby realizing automatic focus during the shooting process, avoiding It eliminates the cumbersome manual focus and greatly improves the user's camera experience.

Regarding the apparatus in the above embodiments, the specific manner in which each module executes operations has been described in detail in the embodiments related to the method, and will not be described in detail here.

The present disclosure also provides a computer-readable storage medium on which computer program instructions are stored, and when the program instructions are executed by a processor, the steps of the photographing method provided in the present disclosure are realized.

Fig. 9 is a block diagram of a photographing device 800 shown in an exemplary embodiment of the present disclosure. For example, the apparatus 800 may be applied to an electronic device, and the electronic device may be a mobile phone, a tablet device, a smart camera, and the like.

Referring to FIG. 9, the device 800 may include one or more of the following components: a processing component 802, a memory 804, a power component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, a sensor component 814, and a communication component 816 .

The processing component 802 generally controls the overall operations of the device 800, such as those associated with display, telephone calls, data communications, camera operations, and recording operations. The processing component 802 may include one or more processors 820 to execute instructions to complete all or part of the steps of the above-mentioned photographing method. Additionally, processing component 802 may include one or more modules that facilitate interaction between processing component 802 and other components. For example, processing component 802 may include a multimedia module to facilitate interaction between multimedia component 808 and processing component 802 .

The memory 804 is configured to store various types of data to support operations at the device 800 . Examples of such data include instructions for any application or method operating on device 800, contact data, phonebook data, messages, pictures, videos, and the like. The memory 804 can be implemented by any type of volatile or non-volatile storage device or their combination, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable Programmable Read Only Memory (EPROM), Programmable Read Only Memory (PROM), Read Only Memory (ROM), Magnetic Memory, Flash Memory, Magnetic or Optical Disk.

Power component 806 provides power to various components of device 800 . Power components 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for device 800 .

The multimedia component 808 includes a screen that provides an output interface between the device 800 and the user. In some embodiments, the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from a user. The touch panel includes one or more touch sensors to sense touches, swipes, and gestures on the touch panel. The touch sensor may not only sense a boundary of a touch or swipe action, but also detect duration and pressure associated with the touch or swipe action. In some embodiments, the multimedia component 808 includes a front camera and/or a rear camera. When the device 800 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capability.

The audio component 810 is configured to output and/or input audio signals. For example, the audio component 810 includes a microphone (MIC) configured to receive external audio signals when the device 800 is in operation modes, such as call mode, recording mode and voice recognition mode. Received audio signals may be further stored in memory 804 or sent via communication component 816 . In some embodiments, the audio component 810 includes a speaker for outputting audio signals.

The I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module, which may be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: a home button, volume buttons, start button, and lock button.

Sensor assembly 814 includes one or more sensors for providing status assessments of various aspects of device 800 . For example, the sensor component 814 can detect the open/closed state of the device 800, the relative positioning of components, such as the display and keypad of the device 800, the sensor component 814 can detect a change in the position of the device 800 or a component of the device 800, Presence or absence of user contact with device 800 , device 800 orientation or acceleration/deceleration and temperature changes of device 800 . Sensor assembly 814 may include a proximity sensor configured to detect the presence of nearby objects in the absence of any physical contact. Sensor assembly 814 may include an optical sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 814 may include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor or a temperature sensor.

The communication component 816 is configured to facilitate wired or wireless communication between the apparatus 800 and other devices. The device 800 can access wireless networks based on communication standards, such as WiFi, 4G or 5G, or a combination thereof. In an exemplary embodiment, the communication component 816 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communication component 816 includes a near field communication (NFC) module to facilitate short-range communication. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, Infrared Data Association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology and other technologies.

In an exemplary embodiment, apparatus 800 may be programmed by one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable Realized by a gate array (FPGA), a controller, a microcontroller, a microprocessor or other electronic components, it is used to execute the above-mentioned photographing method.

In an exemplary embodiment, there is also provided a non-transitory computer-readable storage medium including instructions, such as the memory 804 including instructions, which can be executed by the processor 820 of the device 800 to complete the above-mentioned photographing method. For example, the non-transitory computer readable storage medium may be ROM, random access memory (RAM), CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.

In another exemplary embodiment, there is also provided a computer program product comprising a computer program executable by a programmable device, the computer program having a function for performing the above-mentioned The code section of the capture method.

Other embodiments of the disclosure will be readily apparent to those skilled in the art from consideration of the specification and practice of the disclosure. This application is intended to cover any modification, use or adaptation of the present disclosure, and these modifications, uses or adaptations follow the general principles of the present disclosure and include common knowledge or conventional technical means in the technical field not disclosed in the present disclosure . The specification and examples are to be considered exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It should be understood that the present disclosure is not limited to the precise constructions which have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. A shooting method, applied to a shooting device, is characterized in that, comprising: Obtain the eye gaze position of the target user; The photographing parameters of the photographing device are adjusted based on the gaze position of the eyes, so that the focus area of the image captured by the photographing device corresponds to the gaze position of the eyes. 2. The method according to claim 1, wherein the step of obtaining the gaze position of the target user comprises: Acquiring the linear distance between the eyes of the target user and the shooting device; Acquiring a first angle between the line of sight of the target user's eyes and the horizontal line; acquiring a second angle between a first straight line and a horizontal line, where the first straight line is a straight line between the eyes of the target user and the front camera; The eye gaze position of the target user is obtained according to the linear distance, the first angle, and the second angle. 3. The method according to claim 2, wherein the step of obtaining the linear distance between the eyes of the target user and the shooting device comprises: controlling the front camera to acquire a two-dimensional image containing the face of the target user; Based on the two-dimensional image, the straight-line distance is obtained using a straight-line distance calculation formula, and the straight-line distance calculation formula includes:

Wherein, f is the focal length of the front camera of the shooting device, X is the physical distance between the eyes of the target user, and x is the pixel distance of the target user in the two-dimensional image. 4. The method according to claim 3, wherein the step of obtaining the second angle between the first straight line and the horizontal line comprises: controlling the front camera to acquire a depth image containing the face of the target user; Obtaining the position of the eyes of the target user in the field of view angle of the front camera based on the two-dimensional image and the depth image; A second angle between the first straight line and the horizontal line is obtained according to the position of the target user's eyes in the field of view angle of the front camera. 5. The method according to claim 2, wherein the step of obtaining the gaze position of the target user's eyes according to the linear distance, the first angle and the second angle comprises: Obtaining a first height difference in the vertical direction between the target user's eyes and a gaze point of the target user's eyes on the screen of the shooting device based on the straight-line distance and the first angle; Obtaining a second vertical height difference between the eyes of the target user and the top edge of the photographing device based on the straight-line distance and the second angle; The eye gaze position of the target user is obtained according to the first height difference and the second height difference. 6. The method according to claim 2, wherein the step of obtaining the gaze position of the target user comprises: Obtain the shooting distance between the rear camera and the shooting target; A third angle is obtained based on the linear distance, the shooting distance and the second angle; the third angle is the angle between the focal line of the rear camera and the horizontal line, and the focal line is the rear Set the connection line between the camera and the focus area of the shooting device; The gaze position of the eyes is determined according to the third angle, the field angle of the rear camera, and the resolution of the rear camera. 7. The method of claim 6, wherein, When the shooting distance is less than or equal to a predetermined threshold, the formula for calculating the third angle is:

Wherein, L is the linear distance between the eyes of the target user and the shooting device, L1 is the shooting distance between the rear camera and the shooting target, and α is the first angle. 8. A photographing device, characterized in that it comprises: An acquisition module configured to acquire the gaze position of the target user's eyes; The processing module is configured to adjust the shooting parameters of the shooting device based on the gaze position of the eyes, so that the focus area of the image captured by the shooting device corresponds to the gaze position of the eyes. 9. An electronic device, characterized in that it comprises: processor; memory for storing processor-executable instructions; Wherein, the processor is configured to: obtain the gaze position of the target user's eyes; adjust the shooting parameters of the shooting device based on the gaze position of the eyes, so that the focus area of the image captured by the shooting device is consistent with the gaze of the eyes corresponding to the position. 10. A computer-readable storage medium, on which computer program instructions are stored, wherein the steps of the method according to any one of claims 1-7 are implemented when the program instructions are executed by a processor.

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