WO2020259445A1 - Procédé et appareil d'imagerie de dispositif, support d'enregistrement et dispositif électronique - Google Patents

Procédé et appareil d'imagerie de dispositif, support d'enregistrement et dispositif électronique Download PDF

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Publication number
WO2020259445A1
WO2020259445A1 PCT/CN2020/097497 CN2020097497W WO2020259445A1 WO 2020259445 A1 WO2020259445 A1 WO 2020259445A1 CN 2020097497 W CN2020097497 W CN 2020097497W WO 2020259445 A1 WO2020259445 A1 WO 2020259445A1
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WIPO (PCT)
Prior art keywords
camera
image
scene
shooting
shot
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PCT/CN2020/097497
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English (en)
Chinese (zh)
Inventor
李亮
占文喜
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Oppo广东移动通信有限公司
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Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Publication of WO2020259445A1 publication Critical patent/WO2020259445A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/58—Means for changing the camera field of view without moving the camera body, e.g. nutating or panning of optics or image sensors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/95—Computational photography systems, e.g. light-field imaging systems
    • H04N23/951—Computational photography systems, e.g. light-field imaging systems by using two or more images to influence resolution, frame rate or aspect ratio

Definitions

  • This application relates to the field of image processing technology, and in particular to a device imaging method, device, storage medium and electronic equipment.
  • the embodiments of the present application provide an equipment imaging method, device, storage medium, and electronic equipment, which can improve the quality of the entire imaging image captured by the electronic equipment.
  • an embodiment of the present application provides a device imaging method, which is applied to an electronic device.
  • the electronic device includes a first camera and a second camera.
  • the second camera can rotate relative to the first camera.
  • the device imaging method includes:
  • Image synthesis processing is performed on the plurality of second images and the base image, and the synthesized image is set as the imaged image of the image shooting request.
  • an embodiment of the present application provides a device imaging device applied to an electronic device.
  • the electronic device includes a first camera and a second camera.
  • the second camera can rotate relative to the first camera.
  • the equipment imaging device includes:
  • the request receiving module is used to receive an image shooting request of the scene to be shot
  • a base acquisition module configured to photograph the scene to be photographed through the first camera according to the image photographing request, and set the photographed first image as a base image
  • the auxiliary image acquisition module is used to control the rotation of the second camera relative to the first camera, and shoot the scene to be shot through the second camera at multiple preset shooting positions during the rotation process to obtain A plurality of second images, wherein the shooting area of the second camera at each of the preset shooting positions overlaps with different parts of the shooting area of the first camera;
  • the image imaging module is configured to perform image synthesis processing on the plurality of second images and the base image, and set the synthesized image as the imaged image requested by the image shooting.
  • an embodiment of the present application provides a storage medium on which a computer program is stored, and when the computer program runs on a computer, the computer is caused to execute the device imaging method provided in the embodiment of the present application.
  • an embodiment of the present application provides an electronic device, including a processor, a memory, a first camera, and a second camera, the second camera can rotate relative to the first camera, and the memory stores a computer A program, the processor is used to execute the device imaging method provided in the embodiment of the present application by calling the computer program.
  • FIG. 1 is a schematic flowchart of a device imaging method provided by an embodiment of the present application.
  • Fig. 2 is a schematic diagram of an arrangement of the first camera and the second camera in an embodiment of the present application.
  • Fig. 3 is a schematic diagram of an operation for triggering an input image shooting request in an embodiment of the present application.
  • Fig. 4 is a schematic diagram of a preset shooting position set in an embodiment of the present application.
  • FIG. 5 is a schematic diagram of a comparison between the shooting area of the second camera at different preset shooting positions and the shooting area of the first camera in an embodiment of the present application.
  • Fig. 6 is a schematic diagram of image content comparison between a second image and a base image in an embodiment of the present application.
  • FIG. 7 is a schematic diagram of an overlapping area where all the second images and the base image overlap at the same time in an embodiment of the present application.
  • Fig. 8 is a schematic diagram of the arrangement of an angle adjustment component in an embodiment of the present application.
  • Fig. 9 is a schematic diagram of the arrangement of two first cameras in an embodiment of the present application.
  • FIG. 10 is another schematic flowchart of the device imaging method provided by the embodiment of the present application.
  • FIG. 11 is a schematic structural diagram of an equipment imaging device provided by an embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
  • FIG. 13 is another schematic diagram of the structure of an electronic device provided by an embodiment of the present application.
  • the embodiment of the present application first provides a device imaging method, which is applied to an electronic device.
  • the execution subject of the device imaging method may be the device imaging device provided in the embodiment of the application, or an electronic device integrated with the device imaging device.
  • the device imaging device may be implemented in hardware or software, and the electronic device may be a smart device.
  • Mobile phones, tablet computers, handheld computers, notebook computers, or desktop computers are equipped with processors and have processing capabilities.
  • the present application provides a device imaging method applied to an electronic device.
  • the electronic device includes a first camera and a second camera.
  • the second camera can rotate relative to the first camera.
  • the device imaging method includes:
  • Image synthesis processing is performed on the plurality of second images and the base image, and the synthesized image is set as the imaged image of the image shooting request.
  • the electronic device further includes a limit component set at each of the preset shooting positions, and the second camera is controlled to rotate relative to the first camera, and the number of stops during the rotation Shooting the scene to be shot through the second camera at a preset shooting position includes:
  • the electronic device further includes an angle adjustment component, and before the shooting of the scene to be shot by the fixed second camera, the method further includes:
  • the photographing the scene to be photographed through the fixed second camera includes:
  • the method before focusing and shooting the scene to be shot based on the target focus area by the fixed second camera, the method further includes:
  • the fixed second camera is used to focus and shoot the scene to be shot based on the target focus area.
  • the method before focusing and shooting the scene to be shot based on the target focus area by the fixed second camera, the method further includes:
  • the fixed second camera is used to focus and photograph the scene to be photographed based on the target focus area.
  • the electronic device includes two first cameras, and the shooting of the scene to be shot through the first cameras and setting the first image obtained by shooting as a base image includes:
  • the photographing the scene to be photographed through the first camera and setting the photographed first image as a base image includes:
  • Image synthesis processing is performed on the plurality of first images, and the synthesized image is set as the base image.
  • the method further includes:
  • the first image with the highest definition is selected from the plurality of first images as the base image.
  • the electronic device further includes an electrochromic component covering the first camera and/or the second camera, and before the receiving an image shooting request of the scene to be shot, further includes:
  • the method After performing image synthesis processing on the plurality of second images and the base image, and setting the synthesized image as the imaging image of the image shooting request, the method further includes:
  • the electrochromic component is switched to a colored state to hide the first camera and/or the second camera.
  • FIG. 1 is a schematic flowchart of a device imaging method according to an embodiment of the application.
  • the device imaging method is applied to the electronic device provided in the embodiment of the present application.
  • the process of the device imaging method provided in the embodiment of the present application may be as follows:
  • the electronic device includes different types of first cameras and second cameras, where the first camera is a standard type of camera, or a camera with a field of view of about 45 degrees, the first The second camera is a telephoto camera, or a camera with a field of view angle of less than 40 degrees.
  • the second camera can rotate relative to the first camera, and the second camera faces and intersects the axis of the first camera.
  • the electronic device is provided with a first camera and a circular track arranged around the first camera.
  • the second camera is arranged on the circular track by a moving mechanism (not shown in the figure), and the electronic device can pass through
  • the moving mechanism drives the second camera to rotate around the first camera.
  • the user can turn the second camera around the first camera, and so on.
  • the image shooting request may be directly input by the user to instruct the electronic device to shoot the scene to be shot.
  • the scene to be photographed is the object that the first camera is aimed at when the electronic device receives the input image photographing request, including but not limited to people, objects, and scenery.
  • a shooting application such as the system application "camera” of the electronic device
  • the "photograph” button virtual button
  • the "camera” preview interface inputs an image shooting request to the electronic device, as shown in Figure 3.
  • the user can speak the voice command "photograph" and input to the electronic device Image capture request.
  • the scene to be shot is shot by the first camera, and the first image obtained by shooting is set as the base image.
  • the electronic device when it receives an image shooting request of the scene to be shot input by the user through voice, it is based on the image shooting request and according to preset shooting parameters (such as exposure value, contrast, etc.) to be shot through the first camera.
  • preset shooting parameters such as exposure value, contrast, etc.
  • the second camera is controlled to rotate relative to the first camera, and the scene to be photographed is captured by the second camera at multiple preset shooting positions during the rotation to obtain multiple second images, where the second camera is The shooting area at each preset shooting position overlaps with different parts of the shooting area of the first camera.
  • a plurality of preset shooting positions are preset on the rotation path of the second camera.
  • the shooting positions are preset shooting position A, preset shooting position B, preset shooting position C, and preset shooting position D.
  • the second camera Since the axis of the second camera intersects the axis of the first camera, the second camera is Suppose the shooting area a of the shooting position C corresponds to the upper left corner of the shooting area of the first camera, the shooting area b of the second camera at the preset shooting position D corresponds to the upper right corner of the shooting area of the first camera, and the second camera is shooting at the preset
  • the shooting area c at position B corresponds to the lower left corner of the shooting area of the first camera, and the shooting area d of the second camera at the preset shooting position A corresponds to the lower right corner of the shooting area of the first camera, so that the second camera is at each
  • the shooting area at the preset shooting position overlaps with different parts of the shooting area of the first camera.
  • the electronic device not only uses the first camera to capture the scene to be shot to obtain the base image, but also uses the second camera to capture the scene to be shot.
  • the electronic device controls the second camera to rotate relative to the first camera, and shoots the scene to be shot by the second camera at a plurality of preset shooting positions during the rotation, thereby obtaining a plurality of second images.
  • the four preset shooting positions shown in Figure 4 are set on the circular track (corresponding to the rotation path of the second camera).
  • the second camera rotates to any preset shooting position the scene to be shot is captured by the second camera, and the image taken by the second camera is recorded as the second image, so that four second images of the scene to be shot are captured.
  • the image content of the second image H captured by the second camera at the preset shooting position C corresponds to the image content in the upper left corner of the base image
  • the image content of the second image I captured by the second camera at the preset shooting position D corresponds to the base image
  • the image content in the upper right corner, the image content of the second image K captured by the second camera at the preset shooting position A corresponds to the image content in the lower right corner of the base image
  • the image content of the second camera at the preset shooting position B corresponds to the lower left corner of the base image
  • image synthesis processing is performed on the plurality of second images and the base image, and the synthesized image is set as the imaged image requested for image shooting.
  • the electronic device aligns the multiple second images obtained by shooting with the substrate image after obtaining the base image through the first camera and multiple second images through the multiple second cameras.
  • the electronic device Based on the aligned base image and the second image, for the overlapping part of the base image and the second image, calculate the average pixel value of each overlapping pixel.
  • the electronic device also Four second images are captured by four second cameras. Please refer to Figure 6.
  • the overlap area where each second image overlaps the base image at the same time is located in the middle area of the base image.
  • a certain The pixel values of the pixels at the position in the five images are 0.8, 0.9, 1.1, 1.2 and 1, respectively, and the average pixel value of the pixels at the position can be calculated to be 1. .
  • the composite image is obtained according to the average pixel value of each pixel in the corresponding position in the base image.
  • the pixel value of each pixel of the base image can be adjusted to the calculated average pixel value to obtain the composite image.
  • the synthesized image obtained by the synthesis is set as the imaging image requested by the image shooting.
  • the electronic device has completed the corresponding The received image shooting requests a complete shooting operation.
  • Figure 7 thus shows the definition change from the base image to the imaging image, where the X axis represents the common overlap area from the edge area of the image to all cameras (because the axis of the second camera faces the first The axis of a camera is tilted so that the common overlap area of all cameras is located in the middle area of the base image), and the position changes from the common overlap area to the edge area.
  • the Y axis represents the definition following the change of the X axis. It can be seen that in the base In the image, the sharpness of the central area is the highest. As the central area spreads to the edge area, the sharpness gradually decreases and the changes are more dramatic.
  • the sharpness of the central area is the highest, and compared to the base image, The sharpness of the edge area of the imaged image is improved as a whole. As the central area spreads to the edge area, although the sharpness gradually decreases and the change is smoother, the overall image quality of the imaged image is improved.
  • the electronic device includes a first camera and a second camera that can rotate relative to the first camera. It can receive an image shooting request of the scene to be shot, and respond to the image shooting request by The first camera captures the base image of the scene to be photographed, and the rotating second camera captures multiple second images of the scene to be photographed, and finally performs image synthesis processing on the multiple second images and the base image, and the synthesized
  • the image is set as the imaged image requested by the image capture.
  • the present application can improve the definition of both the edge area and the middle area of the imaged image, and the overall image sharpness changes more smoothly, thereby improving the quality of the entire imaged image.
  • the electronic device further includes a limit component set at each preset shooting position, “control the second camera to rotate relative to the first camera, and pass the second camera at multiple preset shooting positions during the rotation.
  • a limit component set at each preset shooting position, “control the second camera to rotate relative to the first camera, and pass the second camera at multiple preset shooting positions during the rotation.
  • Shoot the scene to be shot including:
  • a limit component is also provided at each preset shooting position for fixing the second camera.
  • the limit component can achieve the purpose of fixing the second camera by fixing the moving mechanism .
  • the current preset shooting position referred to in the embodiments of this application does not specifically refer to a certain preset shooting position, but refers to the preset shooting position to which the second camera is rotated at the current moment, which may be the position of the electronic device. Any one of the multiple preset shooting positions set.
  • the current limit component also does not specifically refer to a certain limit component, but rather refers to a limit component set at the current preset shooting position. For different "current preset shooting positions", the current limit component is different.
  • the electronic device when the second camera is controlled to rotate to the current preset shooting position, the rotation of the second camera is stopped, and the current limit component set in the current preset shooting position is enabled to be fixed by the current limit component The second camera. After the second camera is fixed by the current limit component, the electronic device shoots the shooting scene through the fixed second camera to obtain the second image. Wherein, when the electronic device uses the second camera to shoot the scene to be shot, it uses the same shooting parameters as the first camera, so that the second camera can obtain the same shooting effect as the first camera.
  • the electronic device After the electronic device takes the second image through the second camera at the current preset shooting position, it stops enabling the current limit component, and no longer fixes the second camera through the current limit component, so as to continue to select the second camera to other presets Shoot at the shooting location. In this way, by fixing the second camera by the position-limiting component set at each preset shooting position, the second image of the scene to be shot can be obtained more stably.
  • the electronic device further includes an angle adjustment component, and before "shooting the scene to be shot through a fixed second camera", it further includes:
  • the embodiment of the present application when the second camera is used to shoot the scene to be shot, the same focus area as the first camera is selected, and the focus area is located at each preset of the second camera.
  • the shooting position is within the common overlapping area of the shooting area.
  • the embodiment of the present application also includes an angle adjustment component. For example, please refer to FIG. 8.
  • the electronic device first obtains the target focus area when the first camera is shooting before shooting the scene to be shot through the fixed second camera.
  • the electronic device when the electronic device shoots through the first camera, it can use a preset autofocus algorithm to determine the focus area of the scene to be shot, record it as the target focus area, and focus and shoot the scene to be shot based on the target focus area through the first camera.
  • the electronic device may also determine the target focus area according to the focus area selection information carried in the image shooting request, and so on.
  • the shooting angle of the fixed second camera is adjusted by the angle adjustment component according to the target focus area, so that the target focus area is located in the second camera.
  • the second camera is within the common overlapping area of the shooting area when the camera is at each preset shooting position.
  • the electronic device uses the fixed second camera to focus and shoot the scene to be shot based on the target focus area, so as to obtain multiple second images.
  • the method before “focusing and shooting the scene to be shot based on the target focus area through the fixed second camera”, the method further includes:
  • the second camera since the second camera is not fixedly installed on the electronic device, when the electronic device shakes as a whole, it will cause greater shaking of the second camera. , The image content of the image captured by the electronic device through the first camera and the second camera will have a large difference, which will affect the synthesis effect of the imaged image.
  • the electronic device first determines whether it is currently in a shake state before focusing and shooting the scene to be shot based on the target focus area through the fixed second camera. Among them, the electronic device can judge the jitter state in many different ways.
  • the electronic device can determine whether the current speed in each direction is greater than the preset speed, if it is, it is judged that it is in the jitter state, if not, it is judged that the current Not in a jitter state (or a stable state); for another example, the electronic device can determine whether the current displacement in each direction is greater than the preset displacement, if it is, it determines that it is currently in a jitter state, if not, it determines that it is not currently in a jitter status.
  • the jitter state can also be determined in a manner not listed in the embodiment of the present application, which is not specifically limited in the embodiment of the present application.
  • the electronic device uses the fixed second camera to focus and shoot the scene to be shot based on the target focus area. For details, refer to the relevant description in the above embodiment, which will not be repeated here.
  • the method before “focusing and shooting the scene to be shot based on the target focus area through the fixed second camera”, the method further includes:
  • the fixed second camera is used to focus and shoot the scene to be shot based on the target focus area.
  • the electronic device when the electronic device is not in a shaking state, if the scene to be photographed is not in a static state (for example, the scene to be photographed includes a moving object), the electronic device passes through the first
  • the image content of the image captured by the camera and the second camera may also be quite different.
  • the electronic device determines that it is not currently in a shaking state, it does not immediately use the fixed second camera to shoot the scene to be photographed, but further detects whether the scene to be photographed is in a static state. It is detected that the scene to be photographed is in a static state, and then the fixed second camera is used to focus and shoot the scene to be photographed based on the target focus area.
  • the electronic device determines that it is not currently in a shaking state, it does not immediately use the fixed second camera to shoot the scene to be photographed, but further detects whether the scene to be photographed is in a static state. It is detected that the scene to be photographed is in a static state, and then the fixed second camera is used to focus and shoot the scene to be photographed based on the target focus area.
  • the electronic device includes two first cameras, the scene to be shot is captured by the first cameras, and the first image obtained by shooting is set as the base image, including:
  • the electronic device includes two standard types of first cameras.
  • the electronic device includes two first cameras, namely the first camera E and the first camera F.
  • the center line of the first camera E and the first camera F is connected to the left/right side of the electronic device parallel.
  • the electronic device can photograph the object to be photographed through the two first cameras to obtain at least two first images with the same image content . Then, image synthesis processing is performed on at least two first images, and the synthesized image is set as the base image.
  • the electronic device when it performs image synthesis processing on at least two first images, it first aligns at least two first images, and then calculates the average pixel value of each pixel overlapping at least two first images, and finally obtains according to the calculation Each average pixel value of to obtain a composite image of at least two first images, and the composite image is set as the base image.
  • the base image with higher definition can be obtained in the embodiments of the present application, so that the finally obtained imaged image also has higher definition.
  • "taking a photograph of the subject to be photographed through the first camera, and setting the photographed first image as the base image” includes:
  • the electronic device when the first camera is used to shoot the object to be photographed, and the first image obtained by shooting is set as the base image, the electronic device can continuously photograph the object to be photographed through the first camera according to the received image shooting request , Get multiple first images.
  • the electronic device may use the first camera to shoot the object to be photographed within a unit time according to the set shooting frame rate, thereby realizing continuous shooting of the object to be photographed. For example, assuming that the shooting frame rate of the first camera is 15FPS, the electronic device will capture 15 images of the subject to be photographed within 1 second of unit time. Because these images all correspond to the same subject to be photographed, and the difference between each image The interval between the shooting moments is small, and the image content of these images can be regarded as the same.
  • the electronic device selects the first image with the highest definition from them, aligns other first images with the first image with the highest definition, and then calculates multiple first images
  • the average pixel value of each overlapped pixel is finally obtained according to the calculated average pixel value to obtain a composite image of a plurality of first images, and the composite image is set as a base image.
  • the base image with higher definition can be obtained in the embodiments of the present application, so that the finally obtained imaged image also has higher definition.
  • the method further includes:
  • the image with the highest definition is selected from the plurality of first images obtained by shooting as the base image, and used as the second image obtained by the second camera to perform image synthesis processing to obtain an imaged image.
  • the contrast of the image can be used to measure the sharpness of the image.
  • the electronic device further includes an electrochromic component covering the first camera and/or the second camera, and before "receiving an image shooting request of the scene to be shot", it further includes:
  • the first camera and/or the second camera are covered with an electrochromic component, so that the electrochromic component is used to hide the camera when needed.
  • Electrochromism refers to the phenomenon that the color/transparency of a material undergoes a stable and reversible change under the action of an external electric field.
  • Materials with electrochromic properties can be called electrochromic materials.
  • the electrochromic components in the embodiments of this application are made of electrochromic materials.
  • the electrochromic component may include two conductive layers arranged in a stack, and a color changing layer, an electrolyte layer, and an ion storage layer located between the two conductive layers.
  • the electrochromic component when no voltage is applied (or the voltage is 0V) on the two transparent conductive layers of the electrochromic component, the electrochromic component will be in a transparent state, and when applied between the two transparent conductive layers When the voltage changes from 0V to 3V, the electrochromic component will appear black, when the voltage applied between its two transparent conductive layers changes from 3V to -3V, the electrochromic component will change from black to transparent, etc. Wait.
  • the first camera and/or the second camera can be concealed by using the color-adjustable feature of the electrochromic component.
  • the electronic device can switch the electrochromic component covering the first camera and/or the second camera to a transparent state while starting the shooting application, so that the first camera and the second camera can Shoot the subject to be photographed.
  • the electronic device switches the electrochromic component to Color state, thereby hiding the first camera and/or the second camera.
  • the electronic device does not start shooting applications
  • the electrochromic component is stored in a black colored state, the first camera and the second camera are hidden; and when the shooting application is started, the electrochromic component is switched to the transparent state synchronously, so that the electronic device can pass the first The camera and the second camera shoot; and after the imaged image is finally synthesized and the activated shooting application is exited, the electronic device switches the electrochromic component to a black colored state, so that the first camera and the second camera are hidden again.
  • FIG. 10 is a schematic diagram of another flow chart of a device imaging method provided by an embodiment of this application.
  • the device imaging method is applied to an electronic device provided by an embodiment of this application.
  • the electronic device includes two first cameras, The circular track set around one of the first cameras and the second camera set on the circular track by the moving mechanism enable the second camera to rotate around the first camera in the circular track, and the axis of the second camera faces the axis of the first camera The axes are inclined and intersect.
  • the process of the device imaging method may include:
  • the electronic device receives an image shooting request of the scene to be shot.
  • the electronic device includes different types of first cameras and second cameras, where the first camera is a standard type of camera, or a camera with a field of view of about 45 degrees, the first The second camera is a telephoto camera, or a camera with a field of view angle of less than 40 degrees.
  • the second camera can rotate relative to the first camera, and the second camera faces and intersects the axis of the first camera.
  • the electronic device includes two first cameras, namely a first camera E and a first camera F.
  • the electronic device also includes an annular track set around the first camera E, and a moving mechanism is set on the annular track
  • the electronic device can drive the second camera E to rotate around the first camera through a moving mechanism.
  • the image shooting request may be directly input by the user to instruct the electronic device to shoot the scene to be shot.
  • the scene to be photographed is the object that the first camera is aimed at when the electronic device receives the input image photographing request, including but not limited to people, objects, and scenery.
  • a shooting application such as the system application "camera” of the electronic device
  • the "photograph” button virtual button
  • the "camera” preview interface inputs an image shooting request to the electronic device, as shown in Figure 3.
  • the user after the user operates the electronic device to start a shooting application, and moves the electronic device so that the first camera and the second camera of the electronic device are aimed at the scene to be photographed, the user can speak the voice command "photograph" and input to the electronic device Image capture request.
  • the electronic device photographs the object to be photographed through the two first cameras according to the received image photographing request to obtain two first images.
  • the electronic device After the electronic device receives the image shooting request, that is, according to the received image shooting request, the scene to be shot is captured by the two first cameras according to the same shooting parameters to obtain two first images with the same image content.
  • the electronic device performs image synthesis processing on the two first images, and sets the synthesized image as a base image.
  • the electronic device when the electronic device performs image synthesis processing on the two captured first images, it first aligns the two captured first images, and then calculates the average pixel of each pixel overlapping the captured two first images Finally, the composite image of the two first images obtained by shooting is obtained according to the calculated average pixel values, and the composite image is set as the base image.
  • the electronic device controls the second camera to rotate relative to the first camera in the circular track, and uses the second camera to shoot the scene to be shot at the four preset shooting positions during the rotation to obtain four second images.
  • the shooting area of the second camera at each preset shooting position overlaps with different edges of the shooting area of the first camera in the circular track.
  • the preset shooting position A there are four preset shooting positions on the circular track, namely the preset shooting position A, the preset shooting position B, the preset shooting position C, and the preset shooting position D.
  • the shooting area a of the second camera at the preset shooting position C corresponds to the upper left corner of the shooting area of the first camera
  • the shooting area b of the second camera at the preset shooting position D corresponds to the first camera
  • the shooting area c of the second camera at the preset shooting position B corresponds to the lower left corner of the shooting area of the first camera
  • the shooting area d of the second camera at the preset shooting position A corresponds to the shooting of the first camera
  • the lower right corner of the area so that the shooting area of the second camera at each preset shooting position overlaps with different edges of the shooting area of the first camera.
  • the electronic device not only uses the first camera to capture the scene to be shot to obtain the base image, but also uses the second camera to capture the scene to be shot.
  • the electronic device controls the second camera to rotate relative to the first camera in the circular track, and uses the second camera to shoot the scene to be shot at four preset shooting positions during the rotation to obtain four second images.
  • the electronic device obtains four second images captured by the second camera, where the image content of the second image H captured by the second camera at the preset shooting position C corresponds to the image content in the upper left corner of the base image
  • the image content of the second image I captured by the second camera at the preset shooting position D corresponds to the image content in the upper right corner of the base image
  • the image content of the second image K captured by the second camera at the preset shooting position A corresponds to the right of the base image
  • the image content in the lower corner, the image content of the second camera at the preset shooting position B corresponds to the image content in the lower left corner of the base image, so that the image content of different second images covers the image content of different edge areas in the base image. It also covers the image content in the central area of the base image.
  • the electronic device performs image synthesis processing on the four second images and the base image, and sets the synthesized image as the imaged image requested for image shooting.
  • the electronic device aligns the four second images obtained by shooting with the substrate image after obtaining the base image through the first camera and four second images through the four second cameras.
  • each second image overlaps the base image at the same time
  • the overlapping area is located in the middle area of the base image.
  • the pixel values of a certain position of the pixel in the five images are 0.8, 0.9, 1.1, 1.2 and 1, then the average pixel value of the pixel at this position can be calculated to be 1.
  • the composite image is obtained according to the average pixel value of each pixel in the corresponding position in the base image.
  • the pixel value of each pixel of the base image can be adjusted to the calculated average pixel value to obtain the composite image.
  • the synthesized image is set as the imaging image requested by the image shooting. So far, the electronic device has completed the corresponding The received image shooting requests a complete shooting operation.
  • Figure 7 shows the definition change from the base image to the imaging image, where the X axis represents the image edge area to the center area (corresponding to the target focus area of the scene to be shot), and then The position changes from the center area to the edge area, and the Y axis represents the sharpness following the change of the X axis.
  • the sharpness of the center area is the highest.
  • the sharpness of the central area is the highest, and compared with the base image, the sharpness of the edge area of the imaged image is improved as a whole.
  • the central area spreads to the edge area, although The sharpness gradually decreases and the changes are smoother, which improves the overall image quality of the imaged image.
  • the embodiment of the present application also provides an equipment imaging device.
  • FIG. 11 is a schematic structural diagram of a device imaging device provided by an embodiment of the application.
  • the equipment imaging device is applied to electronic equipment.
  • the electronic equipment includes a first camera and a second camera.
  • the second camera can rotate around the first camera.
  • the equipment imaging device includes a request receiving module 301, a substrate acquisition module 302, and auxiliary image acquisition.
  • the module 303 and the image imaging module 304 are as follows:
  • the request receiving module 301 is configured to receive an image shooting request of the scene to be shot.
  • the base acquisition module 302 is configured to photograph the scene to be photographed through the first camera according to the image photographing request, and set the photographed first image as the base image.
  • the auxiliary image acquisition module 303 is used to control the rotation of the second camera relative to the first camera, and use the second camera to shoot the scene to be shot at multiple preset shooting positions during the rotation to obtain multiple second images, where: The shooting area of the second camera at each preset shooting position overlaps with different parts of the shooting area of the first camera.
  • the image imaging module 304 is configured to perform image synthesis processing on a plurality of second images and a base image, and set the synthesized image as the imaging image requested by the image shooting.
  • the electronic device further includes a limit component set at each preset shooting position, and the second camera is controlled to rotate relative to the first camera, and a plurality of preset shooting positions pass through the second camera during the rotation process.
  • the auxiliary image acquisition module 303 is used to:
  • the scene to be photographed is captured by the fixed second camera, and after the second image is captured, the second camera is stopped to be fixed by the current limit component, so as to continue to rotate the second camera to another preset shooting position to shoot.
  • the electronic device further includes an angle adjustment component.
  • the auxiliary image acquisition module 303 is further configured to:
  • the auxiliary image acquisition module 303 is used to:
  • the fixed second camera focuses and shoots the scene to be shot based on the target focus area.
  • the auxiliary image acquisition module 303 is further configured to:
  • the fixed second camera is used to focus and shoot the scene to be shot based on the target focus area.
  • the auxiliary image acquisition module 303 is further configured to:
  • the fixed second camera is used to focus and shoot the scene to be shot based on the target focus area.
  • the electronic device includes two first cameras.
  • the base acquisition module 302 is used to:
  • the electronic device further includes an electrochromic component covering the first camera and/or the second camera, and the device imaging device further includes an electrochromic module for switching before receiving an image shooting request of the scene to be shot The electrochromic component becomes transparent;
  • the electrochromic component is switched to the colored state to hide the first camera and the base image. / Or the second camera.
  • the device imaging device provided in the embodiment of the application belongs to the same concept as the device imaging method in the above embodiment. Any method provided in the device imaging method embodiment can be run on the device imaging device, and its specific implementation For details of the process, refer to the embodiment of the device imaging method, which will not be repeated here.
  • the embodiment of the present application provides a computer-readable storage medium on which a computer program is stored.
  • the computer is caused to execute the steps in the device imaging method provided in the embodiment of the present application.
  • the storage medium may be a magnetic disk, an optical disc, a read only memory (Read Only Memory, ROM,) or a random access device (Random Access Memory, RAM), etc.
  • An embodiment of the present application also provides an electronic device. Please refer to FIG. 12.
  • the electronic device includes a processor 401, a memory 402, a first type of first camera 403, and a second type of second camera 404, and the second camera 404 can Rotate 403 around the first camera.
  • the processor 401 is electrically connected to the memory 402, the first camera 403, and the second camera 404.
  • the processor 401 is the control center of the electronic device. It uses various interfaces and lines to connect the various parts of the entire electronic device. It executes the electronic device by running or loading the computer program stored in the memory 402 and calling the data stored in the memory 402. Various functions and process data.
  • the memory 402 can be used to store software programs and modules.
  • the processor 401 executes various functional applications and data processing by running the computer programs and modules stored in the memory 402.
  • the memory 402 may mainly include a storage program area and a storage data area.
  • the storage program area may store an operating system, a computer program required by at least one function (such as a sound playback function, an image playback function, etc.), etc.; Data created by the use of electronic equipment, etc.
  • the memory 402 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state storage devices.
  • the memory 402 may also include a memory controller to provide the processor 401 with access to the memory 402.
  • the first camera 403 is a standard type of camera, or a camera with a field of view of about 45 degrees.
  • the second camera 404 is a telephoto camera, or a camera with a field of view angle of less than 40 degrees.
  • the processor 401 in the electronic device loads the instructions corresponding to the process of one or more computer programs into the memory 402 according to the following steps, and the processor 401 runs and stores them in the memory 402
  • the computer program to achieve various functions, as follows:
  • the scene to be shot is shot through the first camera, and the first image obtained by shooting is set as the base image;
  • Image synthesis processing is performed on the plurality of second images and the base image, and the synthesized image is set as the imaged image requested by the image shooting.
  • FIG. 13 is another schematic structural diagram of the electronic device provided by an embodiment of the application. The difference from the electronic device shown in FIG. 12 is that the electronic device further includes components such as an input unit 405 and an output unit 406.
  • the input unit 405 may be used to receive inputted numbers, character information or user characteristic information (such as fingerprints), and generate keyboard, mouse, joystick, optical or trackball signal input related to user settings and function control.
  • user characteristic information such as fingerprints
  • the output unit 406 may be used to display information input by the user or information provided to the user, such as a screen.
  • the processor 401 in the electronic device loads the instructions corresponding to the process of one or more computer programs into the memory 402 according to the following steps, and the processor 401 runs and stores them in the memory 402
  • the computer program to achieve various functions, as follows:
  • the scene to be shot is shot through the first camera, and the first image obtained by shooting is set as the base image;
  • Image synthesis processing is performed on the plurality of second images and the base image, and the synthesized image is set as the imaged image requested by the image shooting.
  • the electronic device further includes a limit component set at each preset shooting position, and the second camera is controlled to rotate relative to the first camera, and a plurality of preset shooting positions pass through the second camera during the rotation process.
  • the processor 401 executes:
  • the scene to be photographed is captured by the fixed second camera, and after the second image is captured, the second camera is stopped to be fixed by the current limit component, so as to continue to rotate the second camera to another preset shooting position to shoot.
  • the electronic device further includes an angle adjustment component.
  • the processor 401 Before shooting the scene to be shot through the fixed second camera, the processor 401 further executes:
  • the processor 401 may execute:
  • the fixed second camera focuses and shoots the scene to be shot based on the target focus area.
  • the processor 401 executes:
  • the fixed second camera is used to focus and shoot the scene to be shot based on the target focus area.
  • the processor 401 before the fixed second camera is used to focus and shoot the scene to be shot based on the target focus area, the processor 401 further executes:
  • the fixed second camera is used to focus and shoot the scene to be shot based on the target focus area.
  • the electronic device includes two first cameras.
  • the processor 401 executes:
  • the electronic device further includes an electrochromic component covering the first camera and/or the second camera, and before receiving an image shooting request of the scene to be shot, the processor 401 further executes:
  • the processor 401 After performing image synthesis processing on the multiple second images and the base image, and setting the synthesized image as the imaging image requested by the image shooting, the processor 401 further executes:
  • the electronic device provided in the embodiments of this application belongs to the same concept as the device imaging method in the above embodiments. Any method provided in the device imaging method embodiment can be run on the electronic device. The specific implementation process is detailed. See the embodiment of the feature extraction method, which will not be repeated here.
  • the device imaging method of the embodiment of the present application ordinary testers in the field can understand that all or part of the process of implementing the device imaging method of the embodiment of the present application can be completed by controlling the relevant hardware through a computer program.
  • the computer program may be stored in a computer readable storage medium, such as stored in the memory of an electronic device, and executed by at least one processor in the electronic device.
  • the execution process may include such as device imaging method.
  • the storage medium can be a magnetic disk, an optical disk, a read-only memory, a random access memory, etc.
  • the device imaging device of the embodiment of the present application its functional modules may be integrated into one processing chip, or each module may exist alone physically, or two or more modules may be integrated into one module.
  • the above-mentioned integrated modules can be implemented in the form of hardware or software functional modules. If the integrated module is implemented in the form of a software function module and sold or used as an independent product, it can also be stored in a computer readable storage medium, such as a read-only memory, a magnetic disk or an optical disk, etc. .

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Abstract

Selon des modes de réalisation, la présente invention concerne un procédé et un appareil d'imagerie de dispositif, un support d'enregistrement et un dispositif électronique. Le dispositif électronique comprend une première caméra et une seconde caméra qui peut tourner par rapport à la première caméra. Une image de base est capturée au moyen de la première caméra et une pluralité de secondes images sont capturées au moyen de la rotation de la seconde caméra. Enfin, une synthèse d'image est effectuée sur la pluralité de secondes images et l'image de base, et l'image synthétisée est définie en tant qu'image d'imagerie d'une requête de capture d'image.
PCT/CN2020/097497 2019-06-28 2020-06-22 Procédé et appareil d'imagerie de dispositif, support d'enregistrement et dispositif électronique WO2020259445A1 (fr)

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