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WO2022111072A1 - Procédé et appareil de photographie d'image, dispositif électronique, serveur et support de stockage - Google Patents

Procédé et appareil de photographie d'image, dispositif électronique, serveur et support de stockage Download PDF

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Publication number
WO2022111072A1
WO2022111072A1 PCT/CN2021/122907 CN2021122907W WO2022111072A1 WO 2022111072 A1 WO2022111072 A1 WO 2022111072A1 CN 2021122907 W CN2021122907 W CN 2021122907W WO 2022111072 A1 WO2022111072 A1 WO 2022111072A1
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WIPO (PCT)
Prior art keywords
image
shooting
target
shooting parameters
target image
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Ceased
Application number
PCT/CN2021/122907
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English (en)
Chinese (zh)
Inventor
吴佳涛
郭彦东
李亚乾
杨林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Publication of WO2022111072A1 publication Critical patent/WO2022111072A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
    • H04N23/632—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters for displaying or modifying preview images prior to image capturing, e.g. variety of image resolutions or capturing parameters

Definitions

  • the present application relates to the technical field of image capturing, and more particularly, to an image capturing method, apparatus, electronic device, server, and storage medium.
  • the present application proposes an image capturing method, apparatus, electronic device, server and storage medium.
  • an embodiment of the present application provides an image capturing method, which is applied to an electronic device.
  • the method includes: acquiring a preview image corresponding to a current shooting scene; acquiring a shooting parameter corresponding to a target image matching the preview image , wherein the similarity between the target image and the preview image is greater than a preset threshold; and according to the shooting parameters, the current shooting scene is shot to obtain a shot image.
  • an embodiment of the present application provides an image capturing method, which is applied to a server.
  • the method includes: receiving a preview image corresponding to a current shooting scene sent by an electronic device; acquiring a target image corresponding to a target image that matches the preview image. shooting parameters, wherein the similarity between the target image and the preview image is greater than a preset threshold; send the shooting parameters to the electronic device, and the shooting parameters are used by the electronic device for the Shoot the current shooting scene.
  • an embodiment of the present application provides an image capturing apparatus, which is applied to an electronic device.
  • the apparatus includes: a first obtaining module, a second obtaining module, and a shooting module, wherein the first obtaining module is used to obtain The preview image corresponding to the current shooting scene; the second acquisition module is used to acquire the shooting parameters corresponding to the target image matching the preview image, wherein the similarity between the target image and the preview image is greater than that of the preview image.
  • a threshold is set; the shooting module is configured to shoot the current shooting scene according to the shooting parameters to obtain a shot image.
  • an embodiment of the present application provides an image capturing apparatus, which is applied to a server.
  • the apparatus includes: an image receiving module, a third obtaining module, and a parameter sending module, wherein the image receiving module is used to receive electronic equipment The sent preview image corresponding to the current shooting scene; the third acquisition module is used to acquire the shooting parameters corresponding to the target image matching the preview image, wherein the similarity between the target image and the preview image is greater than a preset threshold; the parameter sending module is configured to send the shooting parameters to the electronic device, and the shooting parameters are used by the electronic device to shoot the current shooting scene.
  • embodiments of the present application provide an electronic device, including: one or more processors; a memory; and one or more application programs, wherein the one or more application programs are stored in the memory and Configured to be executed by the one or more processors, the one or more programs are configured to execute the image capturing method provided by the first aspect above.
  • an embodiment of the present application provides a server, including: one or more processors; a memory; and one or more application programs, wherein the one or more application programs are stored in the memory and accessed by Configured to be executed by the one or more processors, the one or more programs are configured to execute the image capturing method provided by the second aspect.
  • an embodiment of the present application provides a computer-readable storage medium, where a program code is stored in the computer-readable storage medium, and the program code can be invoked by a processor to execute the image provided in the first aspect above Shooting method.
  • an embodiment of the present application provides a computer-readable storage medium, where a program code is stored in the computer-readable storage medium, and the program code can be invoked by a processor to execute the image provided in the second aspect above Shooting method.
  • FIG. 1 shows a flowchart of an image capturing method according to an embodiment of the present application.
  • FIG. 2 shows a flowchart of an image capturing method according to another embodiment of the present application.
  • FIG. 3 shows a schematic diagram of an interface provided by another embodiment of the present application.
  • FIG. 4 shows another schematic diagram of an interface provided by another embodiment of the present application.
  • FIG. 5 shows a flowchart of an image capturing method according to still another embodiment of the present application.
  • FIG. 6 shows a schematic diagram of a scenario provided by another embodiment of the present application.
  • FIG. 7 shows a schematic diagram of another scenario provided by yet another embodiment of the present application.
  • FIG. 8 shows a flowchart of an image capturing method according to still another embodiment of the present application.
  • FIG. 9 shows a schematic diagram of an interface provided by another embodiment of the present application.
  • FIG. 10 shows another interface schematic diagram provided by another embodiment of the present application.
  • FIG. 11 shows a flowchart of an image capturing method according to yet another embodiment of the present application.
  • FIG. 12 shows a schematic diagram of an interface provided by yet another embodiment of the present application.
  • FIG. 13 shows a flowchart of an image capturing method according to still another embodiment of the present application.
  • FIG. 14 shows a block diagram of an image capturing apparatus according to an embodiment of the present application.
  • FIG. 15 shows a block diagram of an image capturing apparatus according to another embodiment of the present application.
  • FIG. 16 is a block diagram of an electronic device for executing an image capturing method according to an embodiment of the present application according to an embodiment of the present application.
  • FIG. 17 is a block diagram of a server for executing an image capturing method according to an embodiment of the present application according to an embodiment of the present application.
  • FIG. 18 is a storage unit for storing or carrying a program code for implementing the image capturing method according to the embodiment of the present application according to the embodiment of the present application.
  • the penetration rate of mobile terminals in daily life is close to universal coverage.
  • the camera module has become the main function point of the smart terminal. Users can take photos and videos through the camera function of the mobile terminal. Users can use the camera function of the mobile terminal to take photos and videos to record the moments of life, study and work.
  • the inventor proposes an image capturing method, device, electronic device, server, and storage medium provided by the embodiments of the present application, which can realize that during capturing, according to the capturing parameters of the target image matching the preview image, the current capturing image can be captured.
  • the shooting of the scene does not require the user to manually set shooting parameters, which improves the convenience of the user's operation, and in addition, can also obtain high-quality shooting images.
  • the specific image capturing method will be described in detail in the following embodiments.
  • FIG. 1 shows a schematic flowchart of an image capturing method provided by an embodiment of the present application.
  • the image capturing method is applied to the image capturing apparatus 400 shown in FIG. 14 and the electronic device 100 ( FIG. 16 ) equipped with the image capturing apparatus 400 .
  • the following will take an electronic device as an example to describe the specific process of this embodiment.
  • the electronic device applied in this embodiment may be a smart phone, a tablet computer, a smart watch, smart glasses, etc., which is not limited here. .
  • the flow shown in FIG. 1 will be described in detail below, and the image capturing method may specifically include the following steps:
  • Step S110 Obtain a preview image corresponding to the current shooting scene.
  • the electronic device may acquire a preview image corresponding to the current shooting scene when it is in the shooting mode.
  • the current shooting scene is the real scene that needs to be shot currently, for example, the seaside at night.
  • the electronic device may display a photographing interface, where the photographing interface is an interface displayed in a photographing mode.
  • a shooting interface can be displayed.
  • the shooting mode may be when the electronic device detects that the system camera is turned on, runs the system camera in the foreground to enter the shooting mode, and displays the shooting interface of the system camera.
  • the electronic device can obtain a preview image of the current shooting scene through the camera, and display the preview image in the preview area in the shooting interface.
  • the shooting interface can also include a shooting mode selection area, an album button, a camera switching button, and a shooting parameter setting button.
  • the shooting mode may also be that when the electronic device detects that the third-party camera application is turned on, the third-party camera application is run in the foreground to enter the shooting mode, and the shooting interface of the third-party system camera is displayed; When it is detected that the application is running, the camera is called to shoot, and the shooting mode is entered, and the shooting interface is displayed.
  • the above-mentioned system camera, third-party camera application and other camera applications can be opened by detecting the touch operation on the control (icon) of the application. Of course, the opening of the camera application can also be triggered by voice control. Do limit.
  • Step S120 Acquire shooting parameters corresponding to a target image matching the preview image, wherein the similarity between the target image and the preview image is greater than a preset threshold.
  • the electronic device can obtain the shooting parameters corresponding to the target image matching the preview image, so as to directly adjust the shooting parameters according to the shooting parameters.
  • the target image is an image whose similarity between the captured image and the preview image is greater than a preset threshold, and the specific value of the preset threshold may not be limited.
  • the preset threshold may be set to 50% to 70%. Therefore, a target image similar to the preview image can be easily obtained.
  • the preset threshold can be set to 70% to 90%, so that the target image similar to the preview image can be obtained more accurately.
  • the similarity between the target image and the preview image is greater than the preset threshold, it means that the image content in the preview image is similar to the image content in the target image.
  • the target image is a self-portrait image when taking a selfie at scenic spot A
  • the preview image is the currently collected image of scenic spot A.
  • the target image and the image content in the preview image are similar.
  • the target image is an indoor pair of an image. An image taken by a husky dog, the preview image is an image taken indoors of another husky dog, and the content of the target image and the image in the preview image are also similar.
  • the above preset threshold may be a preset value, for example, when a camera application is installed, or when an operating system is installed (the operating system comes with a system camera application), these camera applications have their own preset thresholds;
  • the preset threshold value may also be set by the user, and the user may set the preset threshold value lower or higher according to his own needs and preferences to meet his own shooting needs.
  • an image library may be stored in the electronic device, the image library contains a large number of images, these images may be images collected in different shooting scenarios, and the electronic device also stores shooting parameters of these images.
  • These images stored by the electronic device may be images historically photographed by the electronic device, images acquired from a server, and the like, and the specific manner in which the electronic device acquires these images may not be limited.
  • the electronic device can extract the preview image and the image features of each image in the image library through a model such as a deep neural network, and then determine the similarity between the preview image and each image according to the similarity between the image features.
  • the image quality scores of these images may be higher than the preset score, so that when the matched shooting parameters of the target image are used to shoot the image of the current shooting scene, an image with higher image quality can be obtained.
  • the score of image quality can be measured by image parameters such as sharpness, resolution, sharpness, etc., and corresponding standard values can be set for each type of image parameters, and the difference between these image parameters of the image and the corresponding standard values , to determine the image quality score; the image quality score can also be obtained through a pre-trained image quality evaluation model to obtain its corresponding image quality score; the image quality score can also be the user's score for the image quality.
  • the electronic device can also query the target image matching the preview image and the shooting parameters of the target image from the corresponding service platform through the network.
  • the above shooting parameters may include, but are not limited to: zoom factor, focal length, sensitivity, exposure duration, exposure value, aperture size, or contrast.
  • the specific shooting parameters may not be limited.
  • Step S130 Shoot the current shooting scene according to the shooting parameters to obtain a shot image.
  • the current shooting scene can be shot according to the obtained shooting parameters, so as to obtain the shooting image required by the user.
  • the whole process There is no need for the user to manually set the shooting parameters, which reduces the user's operations during the shooting process and improves the user experience.
  • images with better image quality can also be captured for different shooting scenarios.
  • FIG. 2 shows a schematic flowchart of an image capturing method provided by another embodiment of the present application.
  • the image capturing method is applied to the above-mentioned electronic device, and the flow shown in FIG. 2 will be described in detail below.
  • the image capturing method may specifically include the following steps:
  • Step S210 Obtain a preview image corresponding to the current shooting scene.
  • step S210 reference may be made to the content of the foregoing embodiments, and details are not described herein again.
  • Step S220 Acquire a target image matching the preview image.
  • the electronic device may also obtain the target image to display the target image, so that the user can view the target image and judge whether it is satisfied with the effect of the target image. and quality, then determine whether to use the acquired shooting parameters to shoot.
  • Step S230 Display the target image in a preset area in the shooting interface.
  • the electronic device may display the target image in a preset area in the shooting interface.
  • the preset area may be a preview area of the shooting interface, and of course, the preset area may also be other areas in the shooting interface, which is not limited herein.
  • the target image can be displayed in a partial area (such as the middle area) in the preview area, which is convenient for users to view the target image; for another example, in the preview area, it can be divided into two parts, and a part of the area is used to display the preview image, and another part of the area is used to display the target image, so that the user can view the target image conveniently, and can compare the preview image with the target image, so as to better confirm whether to use the shooting parameters for shooting.
  • the electronic device may acquire multiple target images that match the preview image.
  • the electronic device may When there are multiple target images, the electronic device may When an image is displayed, it can be displayed in the form of thumbnails, so that multiple target images can be displayed in the interface.
  • the user needs to zoom in to view a certain target image, he can select the target image to be viewed. At this time, the electronic device responds to the viewing operation and displays the selected target image in an enlarged manner.
  • the electronic device may also sort the plurality of target images, so that some target images that are more likely to be selected by the user are in the front position.
  • the electronic device displays multiple target images in a preset area, which may include: when there are multiple target images, acquiring the number of times each target image is selected; based on the selection of each target image The selection times of the multiple target images are sorted in descending order of the selection times; based on the sorting result, the multiple target images are displayed as thumbnails in the preset area.
  • the number of times the target image is selected may be the number of times the shooting parameters of the target image are selected in historical shooting.
  • the selection times may be recorded locally by the electronic device; when the electronic device queries the service platform for the target image matching the preview image, the electronic device may obtain the selection times from the service platform .
  • the multiple target images are displayed as thumbnails in the preset area, which can make it easier for the user to see that the number of selections is high. These images are often also the images that the user may choose to meet the user's needs.
  • the electronic device can also screen out the target images whose selection times are greater than the preset times according to the selected times of the target images; then perform the acquisition of the selected times of each target image. from the step of displaying the plurality of target images as thumbnails in the preset area based on the sorting result.
  • the target image when the target image is displayed in the preview area, the target image may be at a different level from the preview area in the interface, which is convenient for the user to view the target image.
  • the level where the target image is located in the interface may be higher than the level where the preview image is located in the interface.
  • Step S240 Obtain the shooting parameters corresponding to the target image matched with the preview image, wherein the similarity between the target image and the preview image is greater than a preset threshold.
  • Step S250 When receiving the instruction for selecting the target image, adjust the camera shooting parameters to the shooting parameters corresponding to the target image.
  • the electronic device after the electronic device displays the target image and acquires the shooting parameters, before shooting the current shooting scene according to the shooting parameters, the electronic device can determine whether the user selects the target image to determine whether the user It is desired to capture an image with the capture parameters of the target image.
  • the electronic device detects the selection instruction for the target image, it adjusts the camera shooting parameters to the shooting parameters corresponding to the target image, so that the electronic device can use the shooting parameters to shoot the current shooting scene. For example, referring to FIG. 3, the user can select the displayed target image by clicking.
  • the electronic device may also output prompt information to prompt the user whether to shoot with the shooting parameters.
  • the prompt information may be a pop-up window prompt, a voice prompt, etc., and the specific form of the prompt information may not be limited.
  • a pop-up window can display the prompt content: whether to shoot with the shooting parameters of the image, and display the controls for the user to select, only when the user selects the control "Yes", will the shooting be taken. The parameters are adjusted to the shooting parameters corresponding to the target image.
  • the user may also select shooting parameters corresponding to at least two target images.
  • the electronic device detects the selection instruction for the shooting parameters of the at least two target images, it can set the shooting parameters according to the shooting parameters of the selected at least two target images, that is, according to the shooting parameters of the selected at least two target images. parameters, generate new shooting parameters, and adjust the camera shooting parameters to the new shooting parameters.
  • the selection instruction for the shooting parameters of at least two target images is detected, the selection times of these selected target images can be obtained, and then the weight of each target image is generated according to the selection times, and then based on the selection times of each target image The shooting parameters and weights of the target image are used to generate new shooting parameters.
  • the sum of the selection times of the selected target images can be obtained, that is, the selection times of each target image are added, and then the weight of each target image is obtained based on the ratio of the selection times of each target image to the sum.
  • the shooting parameters can be weighted and summed according to each shooting parameter in the shooting parameters, and then according to the weights, to obtain new shooting parameters.
  • the selected target images include image A and image B.
  • the above is only an example, and does not constitute a limitation on the way of actually generating the shooting parameters.
  • Step S260 Shoot the current shooting scene according to the shooting parameters to obtain a shot image.
  • the capturing parameters corresponding to the target image matching the preview image are acquired, and the target image is also acquired for display, and the capturing parameters are only displayed when the user selects the target image Adjust to the shooting parameters of the target image, and then shoot the current shooting scene according to the shooting parameters to obtain a shooting image, so that when shooting, according to the shooting parameters of the target image matching the preview image, the current shooting can be achieved.
  • the shooting of the scene does not require the user to manually set shooting parameters, which improves the convenience of the user's operation, and in addition, can also obtain high-quality shooting images.
  • the user can determine whether to select the corresponding shooting parameters according to the displayed target image, which can meet the needs of the user and improve the user experience.
  • FIG. 5 shows a schematic flowchart of an image capturing method provided by another embodiment of the present application.
  • the image capturing method is applied to the above-mentioned electronic device.
  • FIG. 6 shows a network structure diagram of an application scenario of this embodiment of the present application.
  • the electronic device 100 is connected to the server 200 in communication.
  • the server 200 acquires the shooting parameters corresponding to the target image matched with the preview image.
  • the electronic device 100 may be a mobile phone, a tablet computer, or the like; the server 200 may be a traditional server, a cloud server, or the like.
  • the device types of the electronic device 100 and the server 200 and the type and protocol of the communication network between the electronic device 100 and the server 200 are not limited.
  • the flow shown in FIG. 5 will be described in detail below, and the image capturing method may specifically include the following steps:
  • Step S310 Obtain a preview image corresponding to the current shooting scene.
  • Step S320 Send the image information of the preview image to the server.
  • the electronic device may send image information of the preview image to the server, so as to acquire the shooting parameters corresponding to the target image matching the preview image from the server.
  • the image information may include at least a preview image. Understandably, after acquiring the preview image, the electronic device directly sends the preview image to the server, and the server can query the shooting parameters of the target image matching the preview image according to the preview image. There is no need to extract the image feature information corresponding to the preview image on the side of the electronic device, and then send it to the server for query, which effectively reduces the processing amount of the electronic device and improves the running speed of the electronic device.
  • the image information can also include other information, for example, it can also include the environmental information of the current shooting scene, and the environmental information can include geographic location, weather, lighting, time, etc., so that the server can obtain a more matching target image.
  • Step S330 Receive the shooting parameters corresponding to the target image returned by the server, wherein the similarity between the target image and the preview image is greater than a preset threshold.
  • the server determines the target image that matches the preview image after matching the similarity between the images, and then the server can match the shooting parameters corresponding to the target image.
  • the electronic device can receive the shooting parameters corresponding to the target image returned by the server.
  • the server can also return the target image to the electronic device, and the electronic device can display the target image by referring to the method of displaying the target image in the previous embodiment, so that the user can check the effect and image quality of the target image, and then display the target image. Determine whether to use the shooting parameters of the target image to shoot the current shooting scene.
  • the above servers may include servers corresponding to application stores and/or theme stores.
  • the electronic device can obtain a similarity image (target image) and shooting parameters matching the preview image from the application store and the theme store.
  • the application store and the server corresponding to the theme store can store a large number of interface themes, and the shooting parameters of the images corresponding to these interface themes can be stored.
  • the server can also download the interface theme of the target image through a corresponding operation.
  • the image capturing method may further include: sending a download request to the server, where the download request is used to download the interface theme corresponding to the target image; receiving the interface theme returned by the server according to the download request, and sending the download request to the server.
  • the interface theme is saved. Therefore, a new traffic diversion method can be provided for the application store and the theme store, and users are diverted to the store during the image shooting stage to recommend and purchase wallpapers and themes.
  • Step S340 Shoot the current shooting scene according to the shooting parameters to obtain a shot image.
  • the electronic device After acquiring the preview image of the current shooting scene, the electronic device sends the preview image to the server, so as to obtain the shooting parameters of the target image matching the preview image from the server. Therefore, the shooting parameters can be obtained more quickly and the shooting experience can be improved.
  • the electronic device does not need to store a large amount of images and match the similarity between the images, which effectively saves the storage space and processing volume of the electronic device and improves the running speed of the electronic device.
  • FIG. 8 shows a schematic flowchart of an image capturing method provided by still another embodiment of the present application.
  • the image capturing method is applied to the above-mentioned electronic device, and the flow shown in FIG. 8 will be described in detail below.
  • the image capturing method may specifically include the following steps:
  • Step S410 Obtain a preview image corresponding to the current shooting scene.
  • Step S420 Send the image information of the preview image to the server.
  • Step S430 Receive the shooting parameters corresponding to the target image returned by the server, wherein the similarity between the target image and the preview image is greater than a preset threshold.
  • Step S440 Shoot the current shooting scene according to the shooting parameters to obtain a shot image.
  • Step S450 If an adjustment instruction for the shooting parameter is received within a preset time period, adjust the shooting parameter based on the adjustment instruction.
  • the electronic device uses the acquired shooting parameters to shoot the current shooting scene to obtain a shot image
  • the user when the user is not satisfied with the shooting effect of the shot image obtained by shooting, the user can also manually adjust the shooting parameters and reset the to shoot.
  • the electronic device may display an interface for adjusting the shooting parameters in response to the user's operation.
  • the shooting interface A1 so as to adjust the shooting parameters on the basis of the shooting parameters corresponding to the target image. , so that the subsequent shooting can obtain the image that the user is satisfied with.
  • adjusting the shooting parameters on the basis of the shooting parameters corresponding to the target image also avoids setting the shooting parameters when the user has no direction, which facilitates the user to adjust the shooting parameters.
  • Step S460 Re-shoot the current shooting scene based on the adjusted shooting parameters, and obtain the latest shot image as the current shot image.
  • the electronic device after the electronic device adjusts the shooting parameters according to the adjustment instruction of the user, the electronic device can re-shoot the current shooting scene based on the adjusted shooting parameters, and obtain the latest shooting image as the current shooting image. image. After acquiring the current shot image, the electronic device may store the current shot image.
  • the electronic device may store the current captured image in the case of receiving a storage instruction for storing the currently captured image.
  • the electronic device can also delete the previous captured image in this case, that is, the captured image obtained by the shooting parameters corresponding to the target image. Take an image to delete.
  • Step S470 Obtain the image quality score corresponding to the currently captured image as the first score, and the image quality score corresponding to the target image as the second score.
  • the current shooting image is obtained by re-shooting. Therefore, the shooting parameters corresponding to the current shooting image are different from the shooting parameters corresponding to the target image, and the shooting effects and quality of the two images will also be different.
  • the electronic device may also obtain the image quality score corresponding to the currently captured image as the first score, and obtain the image quality score corresponding to the target image as the second score, so as to compare the first score with the second score, Thereby, it is determined whether the image quality of the currently captured image is better than that of the target image.
  • the first score when the first score is greater than the second score, it means that the image quality of the currently captured image is better than that of the target image; when the first score is less than or equal to the second score, the image quality of the currently captured image is The image quality is no better than the capture quality of the target image.
  • the image quality score can be determined by image parameters such as sharpness, resolution, sharpness, etc.
  • image parameters such as sharpness, resolution, sharpness, etc.
  • each type of image parameter can be set with a corresponding standard value, and these image parameters of the image and the corresponding image parameters can be determined.
  • the difference between the standard values determines the image quality score; the image quality score can also obtain its corresponding image quality score through the pre-trained image quality evaluation model; the image quality score can also be used for the user's score on the image quality .
  • the image when the image quality score is determined by the image quality evaluation model, the image can be input into the image quality evaluation model to obtain the image quality score output by the image quality evaluation model.
  • the image quality evaluation model is a neural network model trained with multiple sample images, and the multiple sample images include images obtained by processing the original image with different degrees of distortion and/or different degrees of sharpening.
  • the image quality evaluation model is obtained by training the following steps: constructing a training sample, the training sample includes multiple sample images and an image quality score corresponding to each sample image, and the sample image may include multiple original images and each original image Corresponding images obtained after processing with different distortion degrees and/or different sharpening degrees; and then use the sample training set to train the neural network model to obtain an image quality evaluation model.
  • Step S480 If the first score is greater than the second score, send the currently captured image and the adjusted shooting parameters to the server.
  • the electronic device can send the current captured image and the adjusted shooting parameters (that is, the shooting parameters corresponding to the current captured image) to the server, so as to realize the sharing of the captured image and the shooting parameters, which is convenient for other users to use the shooting parameters.
  • the electronic device may display a control for triggering sharing in the shooting interface, and when detecting a triggering operation on the control, send the current shot image and the adjusted shooting parameters to the server.
  • the electronic device when detecting the operation of the control, can output prompt information, the prompt information is used to prompt the user whether to share the captured image and its shooting parameters, and display the corresponding control, For the user to perform a confirmation operation, when the operation of the control used for confirmation is detected, the current shot image and the adjusted shooting parameters are sent to the server.
  • the electronic device after acquiring the preview image of the current shooting scene, the electronic device sends the preview image to the server, so as to obtain the shooting parameters of the target image matching the preview image from the server. Therefore, the shooting parameters can be obtained more quickly and the shooting experience can be improved.
  • the electronic device does not need to store a large amount of images and match the similarity between the images, which effectively saves the storage space and processing volume of the electronic device and improves the running speed of the electronic device.
  • the shooting parameters can be adjusted on the basis of the shooting parameters of the target image, and then the image is captured to meet the needs of the user, and the relative target of the quality of the newly captured captured image can also be achieved.
  • the image quality of the image is better, the currently shot image and its corresponding shooting parameters are shared, so that other users can use the shooting parameters during shooting.
  • FIG. 11 shows a schematic flowchart of an image capturing method provided by yet another embodiment of the present application.
  • the image capturing method is applied to the above-mentioned electronic device, and the flow shown in FIG. 11 will be described in detail below.
  • the image capturing method may specifically include the following steps:
  • Step S510 Obtain a preview image corresponding to the current shooting scene.
  • Step S520 Acquire shooting parameters corresponding to a target image matching the preview image, wherein the similarity between the target image and the preview image is greater than a preset threshold.
  • Step S530 Shoot the current shooting scene according to the shooting parameters to obtain a shot image.
  • Step S540 Obtain the similarity between the captured image and at least one image in each album as the album similarity.
  • the electronic device may group the stored images when the electronic device is in an idle state to form multiple photo albums.
  • the current image in the stored image can be searched and matched with other images to find similar images of the image, and the current image and its similar images can be classified into a group to obtain the grouping of the image; for the next image If it exists in the existing group, skip the image, if it does not exist in the existing group, make the current image in the stored image similar to other images
  • Each group can correspond to an album, thereby generating different albums.
  • the electronic device may also acquire the similarity between the images in each group, find out the images with higher similarity, prompt the user whether to delete them, and complete the deduplication processing of the images in the album.
  • the electronic device may also acquire the image quality score in each image group, and first mark the images whose image quality scores are higher than the first threshold to prompt the user that the image is of high quality; An image with an image quality score lower than a second threshold is marked with a second mark to prompt the user that the quality of the image is lower, wherein the second threshold is smaller than the first threshold.
  • the manner of obtaining the image quality score may refer to the content of the foregoing embodiments, and details are not described herein again.
  • the electronic device may first mark images 4 and 5 whose image quality scores are higher than the first threshold, and mark images 7 and 5 whose image quality scores are lower than the second threshold in the album interface A2 9. A second mark is made, and the first mark and the second mark are of different colors.
  • the electronic device can obtain the similarity between the captured image and at least one image in each album as the album similarity after obtaining the captured image in the above manner.
  • Step S550 Group the captured images into target albums based on the album similarity.
  • the electronic device may determine the highest similarity, and group the captured images into targets corresponding to the highest similarity album, thereby completing the grouping of newly acquired captured images.
  • Step S560 Obtain the image quality score of each image in the target album.
  • the image quality score of each image in the target album may also be obtained.
  • the manner of obtaining the image quality score may refer to the content of the foregoing embodiments, and details are not described herein again.
  • Step S570 Obtain an image whose image quality score does not meet the preset score condition, as a recommended image to be deleted.
  • images whose image quality scores do not meet the preset score conditions may be screened as recommended images for deletion.
  • the preset score condition may be that the image quality score is lower than the specified score; or the image quality score may be the lowest.
  • Step S580 Output deletion prompt information, where the deletion prompt information is used to prompt the user to delete the recommended deletion image.
  • prompt information may be deleted, and the deletion prompt information is used to prompt the user to delete the image recommended for deletion.
  • the prompt information can be output in the form of a pop-up window prompt; as another way, the electronic device can mark the image to be deleted in the display interface of the target album.
  • the current shooting scene is shot to obtain the shooting image, so that when shooting, According to the shooting parameters of the target image matching the preview image, the current shooting scene is shot, and the user does not need to manually set the shooting parameters, which improves the convenience of the user's operation, and can also obtain a high-quality shot image.
  • the photographed images are grouped, and the quality evaluation of the images in the grouped albums is performed, which reduces the user's management operations on the albums and provides users with a more intelligent server. Further improve the user experience.
  • FIG. 13 shows a schematic flowchart of an image capturing method provided by still another embodiment of the present application.
  • the image capturing method is applied to a server, and the server may be a physical server or a traditional server, etc., which is not limited herein.
  • the flow shown in FIG. 13 will be described in detail below, and the image capturing method may specifically include the following steps:
  • Step S610 Receive a preview image corresponding to the current shooting scene sent by the electronic device.
  • Step S620 Acquire shooting parameters corresponding to a target image matching the preview image, wherein the similarity between the target image and the preview image is greater than a preset threshold.
  • Step S630 Send the shooting parameters to the electronic device, where the shooting parameters are used by the electronic device to shoot the current shooting scene.
  • the electronic device may acquire the shooting parameters for image shooting by querying the shooting parameters of the target image matching the preview image from the server.
  • FIG. 14 shows a structural block diagram of an image capturing apparatus 400 provided by an embodiment of the present application.
  • the image capturing apparatus 400 applies the above-mentioned electronic equipment, and the image capturing apparatus 400 includes: a first acquiring module 410 , a second acquiring module 420 and a capturing module 430 .
  • the first acquisition module 410 is used to acquire the preview image corresponding to the current shooting scene;
  • the second acquisition module 420 is used to acquire the shooting parameters corresponding to the target image matching the preview image, wherein the target The similarity between the image and the preview image is greater than a preset threshold;
  • the shooting module 430 is configured to shoot the current shooting scene according to the shooting parameters to obtain a shooting image.
  • the image capturing apparatus 400 may further include: an image acquisition module and an image display module.
  • the image acquisition module is used to acquire a target image matching the preview image before the current shooting scene is shot according to the shooting parameters; the image display module is used to display the target image in the shooting interface. Preset area for display.
  • the image capturing apparatus 400 may further include: a parameter adjustment module.
  • the parameter adjustment module is used for displaying the target image in the preset area in the shooting interface and shooting the current shooting scene according to the shooting parameters, and obtaining the shooting image, after receiving the image.
  • the camera shooting parameters are adjusted to the shooting parameters corresponding to the target image.
  • the image display module can be specifically used to: when there are multiple target images, obtain the number of times each target image is selected; The target images are sorted in descending order of the selection times; based on the sorting result, the plurality of target images are displayed in the preset area as thumbnails.
  • the second obtaining module 420 may be specifically configured to: send the image information of the preview image to the server; and receive the shooting parameters corresponding to the target image returned by the server.
  • the server includes a server corresponding to an application store and/or a theme store.
  • the image capturing apparatus 400 may further include a request sending module and a subject receiving module.
  • the request sending module is used to send a download request to the server, and the download request is used to download the interface theme corresponding to the target image;
  • the theme receiving module is used to receive the interface theme returned by the server according to the download request, and to The interface theme is saved.
  • the image capturing apparatus 400 may further include an adjustment instruction response module.
  • the adjustment instruction response module is configured to, after the current shooting scene is shot according to the shooting parameters and a shot image is obtained, if an adjustment instruction for the shooting parameters is received within a preset time period, based on the adjustment command to adjust the shooting parameters; the shooting module 430 may also be configured to re-shoot the current shooting scene based on the adjusted shooting parameters, and obtain the latest shooting image as the current shooting image.
  • the image capturing apparatus 400 may further include a first score obtaining module and an image sending module.
  • the first score acquisition module is used to obtain the image quality score corresponding to the currently captured image as the first score, and the image quality score corresponding to the target image as the second score; The first score is greater than the second score, and the currently shot image and the adjusted shooting parameter are sent to the server.
  • the image capturing apparatus 400 may further include a similarity obtaining module and an image grouping module.
  • the similarity obtaining module is used to obtain the similarity between the captured image and at least one image in each album after capturing the current shooting scene according to the shooting parameters and obtaining the captured image, as Album similarity;
  • the image grouping module is configured to group the captured images into target albums based on the album similarity.
  • the image capturing apparatus 400 may further include a second score acquisition module, an image screening module, and an information prompt module.
  • the second score obtaining module is used to obtain the image quality score of each image in the target album;
  • the image screening module is used to obtain the image whose image quality score does not meet the preset score conditions, as a recommended image to be deleted;
  • information prompts The module is configured to output deletion prompt information, where the deletion prompt information is used to prompt the user to delete the recommended deletion image.
  • FIG. 15 shows a structural block diagram of an image capturing apparatus 400 provided by another embodiment of the present application.
  • the image capturing apparatus 500 applies the above server, and the image capturing apparatus 500 includes: an image receiving module 510 , a third acquiring module 520 and a parameter sending module 530 .
  • the image receiving module 510 is used for receiving the preview image corresponding to the current shooting scene sent by the electronic device;
  • the third acquiring module 520 is used for acquiring the shooting parameters corresponding to the target image matching the preview image, wherein, The similarity between the target image and the preview image is greater than a preset threshold;
  • the parameter sending module 530 is configured to send the shooting parameters to the electronic device, and the shooting parameters are used by the electronic device to The current shooting scene is shot.
  • the coupling between the modules may be electrical, mechanical or other forms of coupling.
  • each functional module in each embodiment of the present application may be integrated into one processing module, or each module may exist physically alone, or two or more modules may be integrated into one module.
  • the above-mentioned integrated modules can be implemented in the form of hardware, and can also be implemented in the form of software function modules.
  • the shooting parameters corresponding to the target image matching the preview image are obtained, wherein the similarity between the target image and the preview image is is greater than the preset threshold, according to the shooting parameters, the current shooting scene is shot to obtain a shot image, so that when shooting, the current shooting scene can be shot according to the shooting parameters of the target image matching the preview image, without the need for
  • the electronic device 100 may be an electronic device capable of running an application program, such as a smart phone, a tablet computer, a smart watch, and smart glasses.
  • the electronic device 100 in the present application may include one or more of the following components: a processor 110, a memory 120, and one or more application programs, wherein the one or more application programs may be stored in the memory 120 and configured to be executed by One or more processors 110 execute, and one or more programs are configured to execute the methods described in the foregoing method embodiments.
  • the processor 110 may include one or more processing cores.
  • the processor 110 uses various interfaces and lines to connect various parts of the entire electronic device 100, and executes by running or executing the instructions, programs, code sets or instruction sets stored in the memory 120, and calling the data stored in the memory 120.
  • the processor 110 may adopt at least one of a digital signal processing (Digital Signal Processing, DSP), a Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA), and a Programmable Logic Array (Programmable Logic Array, PLA).
  • DSP Digital Signal Processing
  • FPGA Field-Programmable Gate Array
  • PLA Programmable Logic Array
  • the processor 110 may integrate one or a combination of a central processing unit (Central Processing Unit, CPU), a graphics processing unit (Graphics Processing Unit, GPU), a modem, and the like.
  • CPU Central Processing Unit
  • GPU Graphics Processing Unit
  • the CPU mainly handles the operating system, user interface and application programs, etc.
  • the GPU is used for rendering and drawing of the display content
  • the modem is used to handle wireless communication. It can be understood that, the above-mentioned modem may also not be integrated into the processor 110, and is implemented by a communication chip alone.
  • the memory 120 may include random access memory (Random Access Memory, RAM), or may include read-only memory (Read-Only Memory). Memory 120 may be used to store instructions, programs, codes, sets of codes, or sets of instructions.
  • the memory 120 may include a stored program area and a stored data area, wherein the stored program area may store instructions for implementing an operating system, instructions for implementing at least one function (such as a touch function, a sound playback function, an image playback function, etc.) , instructions for implementing the following method embodiments, and the like.
  • the storage data area may also store data (such as phone book, audio and video data, chat record data) created by the electronic device 100 during use.
  • FIG. 17 shows a structural block diagram of a server provided by an embodiment of the present application.
  • the server 200 may be a physical server, a cloud server, or the like.
  • the server 200 in the present application may include one or more of the following components: a processor 210, a memory 220, and one or more application programs, wherein one or more application programs may be stored in the memory 220 and configured to be executed by a
  • the processor or processors 210 execute, and one or more programs are configured to execute the methods described in the foregoing method embodiments.
  • Processor 210 may include one or more processing cores.
  • the processor 210 uses various interfaces and lines to connect various parts of the entire server 200, and executes the server by running or executing the instructions, programs, code sets or instruction sets stored in the memory 220, and calling the data stored in the memory 220. 200 various functions and processing data.
  • the processor 210 may adopt at least one of digital signal processing (Digital Signal Processing, DSP), field-programmable gate array (Field-Programmable Gate Array, FPGA), and programmable logic array (Programmable Logic Array, PLA).
  • DSP Digital Signal Processing
  • FPGA Field-Programmable Gate Array
  • PLA programmable logic array
  • a hardware form is implemented.
  • the processor 210 may integrate one or a combination of a central processing unit (Central Processing Unit, CPU), a graphics processor (Graphics Processing Unit, GPU), a modem, and the like.
  • the CPU mainly handles the operating system, user interface and application programs, etc.; the GPU is used for rendering and drawing of the display content; the modem is used to handle wireless communication. It can be understood that, the above-mentioned modem may not be integrated into the processor 210, and is implemented by a communication chip alone.
  • the memory 220 may include random access memory (Random Access Memory, RAM), or may include read-only memory (Read-Only Memory). Memory 220 may be used to store instructions, programs, codes, sets of codes, or sets of instructions.
  • the memory 220 may include a stored program area and a stored data area, wherein the stored program area may store instructions for implementing an operating system, instructions for implementing at least one function (such as a touch function, a sound playback function, an image playback function, etc.) , instructions for implementing the following method embodiments, and the like.
  • the storage data area may also store data created by the server 200 in use (eg phone book, audio and video data, chat record data) and the like.
  • FIG. 18 shows a structural block diagram of a computer-readable storage medium provided by an embodiment of the present application.
  • the computer-readable medium 800 stores program codes, and the program codes can be invoked by the processor to execute the methods described in the above method embodiments.
  • the computer readable storage medium 800 may be an electronic memory such as flash memory, EEPROM (Electrically Erasable Programmable Read Only Memory), EPROM, hard disk, or ROM.
  • the computer-readable storage medium 800 includes a non-transitory computer-readable storage medium.
  • Computer readable storage medium 800 has storage space for program code 810 to perform any of the method steps in the above-described methods.
  • the program codes can be read from or written to one or more computer program products.
  • Program code 810 may be compressed, for example, in a suitable form.

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Abstract

Sont divulgués dans la présente invention un procédé et un appareil de photographie d'image, un dispositif électronique, un serveur et un support de stockage. Le procédé de photographie d'image comprend les étapes consistant à : acquérir une image de prévisualisation correspondant à la scène photographique actuelle ; acquérir des paramètres photographiques associés à une image cible correspondant à l'image de prévisualisation, la similarité entre l'image cible et l'image de prévisualisation étant supérieure à un seuil prédéfini ; et photographier la scène photographique actuelle en fonction des paramètres photographiques de façon à obtenir une image photographiée. Le procédé permet d'accroître l'efficacité et la qualité de photographie.
PCT/CN2021/122907 2020-11-27 2021-10-09 Procédé et appareil de photographie d'image, dispositif électronique, serveur et support de stockage Ceased WO2022111072A1 (fr)

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