CN114040099A

CN114040099A - Image processing method and device and electronic equipment

Info

Publication number: CN114040099A
Application number: CN202111274653.5A
Authority: CN
Inventors: 冀晓风
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-02-11
Anticipated expiration: 2041-10-29
Also published as: CN114040099B

Abstract

The application discloses an image processing method and device and electronic equipment. The method is applied to the electronic equipment with the scroll screen, and comprises the following steps: acquiring at least one frame of original image in the unfolding process of the scroll screen, wherein the exposure parameter of the at least one frame of original image is determined according to the unfolding speed of the scroll screen; and obtaining a target image based on at least one frame of original image and the foreground image.

Description

Image processing method and device and electronic equipment

Technical Field

The application belongs to the technical field of image processing, and particularly relates to an image processing method and device and electronic equipment.

Background

In the related art, if a user needs to highlight a part of content in an image and perform blurring processing on other content in the image, image shooting is usually performed first, and then the image is post-processed by using an image editing application program, so as to obtain a processed image.

However, the above method requires editing the image many times, is cumbersome and time-consuming, and the processing effect is usually not expected.

Disclosure of Invention

An embodiment of the present application provides an image processing method, an image processing apparatus, and an electronic device, which can solve the problem of complicated operation in image processing in the related art.

In order to solve the technical problem, the present application is implemented as follows:

in a first aspect, an embodiment of the present application provides an image processing method, including: acquiring at least one frame of original image in the unfolding process of the scroll screen, wherein the exposure parameter of the at least one frame of original image is determined according to the unfolding speed of the scroll screen; and obtaining a target image based on at least one frame of original image and the foreground image.

In a second aspect, an embodiment of the present application provides an image processing apparatus, including: the device comprises an acquisition module and a processing module. And the acquisition module is used for acquiring at least one frame of original image in the unwinding process of the scroll screen, and the exposure parameter of the at least one frame of original image is determined according to the unwinding speed of the scroll screen. And the processing module is used for obtaining a target image based on the at least one frame of original image and the foreground image acquired by the acquisition module.

In a third aspect, an embodiment of the present application provides an electronic device, which includes a processor, a memory, and a program or instructions stored on the memory and executable on the processor, and when executed by the processor, the program or instructions implement the steps of the method according to the first aspect.

In a fourth aspect, embodiments of the present application provide a readable storage medium, on which a program or instructions are stored, which when executed by a processor implement the steps of the method according to the first aspect.

In a fifth aspect, an embodiment of the present application provides a chip, where the chip includes a processor and a communication interface, where the communication interface is coupled to the processor, and the processor is configured to execute a program or instructions to implement the method according to the first aspect.

In this embodiment, the electronic device may acquire at least one frame of original image during the unwinding process of the scroll screen, where an exposure parameter of the at least one frame of original image is determined according to the unwinding speed of the scroll screen, and then the electronic device may obtain the target image based on the at least one frame of original image and the foreground image. In the scheme, the electronic equipment can directly obtain the target image based on the collected image and the foreground image. According to the scheme, the image editing application program does not need to be opened first after the user shoots the image, and the image can be blurred only by inputting the image editing application program for multiple times, so that the image is blurred, the user operation is simplified, the time is saved, and the image processing efficiency of the electronic equipment can be improved.

Drawings

Fig. 1 is a schematic diagram of an image processing method according to an embodiment of the present application;

fig. 2 is one of schematic diagrams of an example of an interface of a mobile phone according to an embodiment of the present disclosure;

fig. 3 is a second schematic diagram of an example of an interface of a mobile phone according to an embodiment of the present disclosure;

fig. 4 is a third schematic diagram of an example of an interface of a mobile phone according to an embodiment of the present disclosure;

fig. 5(a) is a fourth schematic diagram of an example of an interface of a mobile phone according to an embodiment of the present application;

fig. 5(B) is a fifth schematic view of an example of an interface of a mobile phone according to an embodiment of the present application;

fig. 5(C) is a sixth schematic view of an example of an interface of a mobile phone according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of an image processing apparatus according to an embodiment of the present application;

fig. 7 is a schematic hardware structure diagram of an electronic device according to an embodiment of the present disclosure;

fig. 8 is a second schematic diagram of a hardware structure of an electronic device according to an embodiment of the present disclosure.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The image processing method provided by the embodiment of the present application is described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.

In the related art, after an image is obtained by shooting, a user needs to open an image editing application program and perform multiple inputs in the image editing application program to implement blurring processing on the image so as to obtain an image with clear foreground and blurred background, so that the user has complex and time-consuming operations, and the electronic device has low image processing efficiency.

The embodiment of the application is applied to electronic equipment with a scroll screen, and the electronic equipment can acquire at least one frame of original image in the unfolding process of the scroll screen and obtain a target image according to the at least one frame of original image and a foreground image. In the scheme of this application, electronic equipment can directly obtain a clear and fuzzy picture of background of prospect through the image and the foreground image that the spool screen exhibition in-process was shot. Therefore, the embodiment of the application simplifies the user operation, saves the time, and can improve the image processing efficiency of the electronic equipment.

It should be noted that the method described in the embodiment of the present application is applied to an electronic device having a scroll screen.

An embodiment of the present application provides an image processing method, and fig. 1 shows a flowchart of an image processing method provided in an embodiment of the present application. As shown in fig. 1, the image processing method provided in the embodiment of the present application may include

steps

201 and 202 described below.

Step 201, in the process of unfolding the scroll screen, the electronic device collects at least one frame of original image.

In the embodiment of the present application, the exposure parameter of the at least one original image is determined according to the unwinding speed of the scroll screen.

In an embodiment of the present application, an electronic device includes at least two cameras.

In the embodiment of the application, a user can open a camera of the electronic device (for example, a camera function of a camera application), and trigger the electronic device to be in a target shooting mode, and then the user can perform shooting input, so that the electronic device shoots in the target shooting mode.

Optionally, in this embodiment of the application, a first camera of the at least two cameras may be disposed on a main screen of the electronic device, and a second camera of the at least two cameras may be disposed on the scroll screen.

Optionally, in this embodiment of the application, the second camera is a motion camera, and the electronic device may control the second camera on the scroll screen to move according to the shooting input, so as to shoot in a motion process, and obtain an image in a motion state (for example, a blurred image).

It should be noted that, controlling the movement of the second camera on the scroll screen to shoot in the moving process can be understood as: in the shooting process of the electronic equipment, the scroll screen is unfolded, and the motion blur parameters corresponding to the scroll screen in the unfolding process are adopted to obtain an image with the blur degree corresponding to the motion blur parameters, wherein each motion blur parameter corresponds to one image blur degree.

It should be noted that the target shooting mode is a motion blur mode in at least one shooting mode of the electronic device, and in the motion blur mode, the electronic device may turn on the scroll screen and capture an image through a camera on the scroll screen, so that the electronic device may capture at least one frame of original image based on the scroll screen.

Optionally, in an embodiment of the present application, the at least one shooting mode includes at least one of: a motion blur mode, a wide-angle mode, a manual exposure mode, a night view mode, a portrait mode, a large aperture mode, a panorama mode, a delayed image pickup mode, an underwater mode, a shutter mode, a full-automatic mode, a slow motion mode, and the like.

Optionally, in this embodiment of the application, each of the at least two cameras is a movable camera (for example, a movable camera or a rotatable camera).

Optionally, in this embodiment of the application, the at least two cameras may include at least one of the following: front-facing cameras, wide-angle cameras, color cameras, black-and-white cameras, telephoto cameras, zoom cameras, depth-of-field cameras, macro cameras, and the like.

Optionally, in this embodiment of the application, the shooting input may be input of a shooting control in a shooting preview interface by a user to trigger the electronic device to start shooting; or, the shooting input may be input by a user to a physical key or a combination of physical keys of the electronic device to trigger the electronic device to start shooting; alternatively, the shooting input may be a voice instruction input by a user or a specific gesture input by the user, it should be noted that the shooting input may be any possible form of input, and may be determined specifically according to actual use requirements, and the embodiment of the present application is not limited.

Optionally, in this embodiment of the application, the input to the shooting control may be a click input, a double-click input, or any number of click inputs, and may also be a long-press input or a short-press input, which may be specifically determined according to an actual use requirement, and this embodiment of the application is not limited.

Optionally, in this embodiment of the application, the specific gesture may be any one of a click gesture, a slide gesture, a drag gesture, a pressure recognition gesture, a long-press gesture, an area change gesture, a double-press gesture, and a double-click gesture, which may be specifically determined according to actual use requirements, and this embodiment of the application is not limited.

Exemplarily, taking an electronic device as a mobile phone as an example, as shown in fig. 2, the mobile phone displays a shooting preview interface 10 in a default shooting mode, where the shooting preview interface 10 includes a first control (i.e., a mode selection 11) and a second control (e.g., a shooting control 12), a user may select the mode selection 11 first, trigger the electronic device to shoot in a motion blur mode in a shooting process, and then the user may perform a shooting input on the shooting control 12 to trigger the electronic device to start shooting.

Optionally, in this embodiment of the application, before "acquiring at least one original image" in step 201, the image processing method provided in this embodiment of the application further includes step S1 described below.

Step S1, in the unwinding process of the scroll screen, the electronic device controls the scroll screen to unwind at a preset speed.

In the embodiment of the application, in the unfolding process of the scroll screen, the electronic equipment can control the scroll screen to automatically unfold at a preset speed and acquire images in the unfolding process.

Optionally, in this embodiment of the application, a user inputs to the scroll screen to trigger the electronic device to control the scroll screen to be unwound at a preset speed.

Optionally, in this embodiment of the application, the input of the user to the scroll screen may be a click input, so as to trigger the electronic device to control the scroll screen to be unfolded at a preset speed; or, the input of the user to the scroll screen may be a long press input to trigger the electronic device to control the scroll screen to be unfolded at a preset speed; or, the input of the user to the scroll screen may be a sliding input to trigger the electronic device to control the scroll screen to be unfolded at a preset speed; or, the input of the user to the scroll screen may be a dragging input to trigger the electronic device to control the scroll screen to be unwound at a preset speed.

Optionally, in this embodiment of the application, in an unfolding process of the scroll screen, the electronic device displays at least one control, each control in the at least one control corresponds to a preset speed, each preset speed corresponds to an image blur degree, and a user may input the control to trigger the electronic device to control the scroll screen to unfold at a speed corresponding to the control.

Optionally, in this embodiment of the application, the at least one control may include at least one of: fast controls, medium speed controls, slow controls, custom mode controls, and the like.

It should be noted that different controls correspond to different movement speeds of the second camera, different movement speeds correspond to different motion blur parameters, and different motion blur parameters correspond to different image blur degrees; the electronic equipment can control the second camera to move at the movement speed corresponding to a certain control through a certain control selected by a user, and a second image corresponding to the blurring degree is obtained by shooting with the movement blurring parameter corresponding to the movement speed.

Optionally, in this embodiment of the application, the second camera corresponding to the fast control has a fast moving speed, an imaging process of a preview image acquired by the second camera displayed on the screen is fast, a smear formed in a shooting process is less, and a blur degree of the image obtained by shooting is lower.

Optionally, in the embodiment of the application, the moving speed of the second camera corresponding to the medium-speed control is moderate, the imaging process of the preview image acquired by the second camera displayed on the screen is moderate, the smear formed in the shooting process is moderate, and the blur degree of the image obtained by shooting is moderate.

Optionally, in this embodiment of the application, the moving speed of the second camera corresponding to the slow constant-speed control is relatively slow, an imaging process of a preview image acquired by the second camera displayed on the screen is relatively slow, a number of smears formed in a shooting process is large, and a degree of blur of the image obtained by shooting is relatively heavy.

Optionally, in this embodiment of the application, in the user-defined mode, the user may manually input and control a movement speed of the second camera, so that the electronic device captures the second image with the image blur degree required by the user.

It should be noted that the fast, moderate and slow movement speed can be understood as follows: and comparing the movement speed with the speed threshold value, wherein the movement speed is higher when the movement speed is greater than the speed threshold value, the movement speed is moderate when the movement speed is equal to the speed threshold value, and the movement speed is lower when the movement speed is less than the speed threshold value. Moreover, the understanding of the little, moderate and much smear and the understanding of the degree of image blur, moderate and heavy are similar to the understanding of the motion speed, and are not described in detail here.

In the embodiment of the application, the electronic equipment can unfold the scroll screen at a preset speed and acquire images through the scroll screen in the unfolding process, so that the user operation is simplified, the time is saved, the processing efficiency of the electronic equipment on the images is improved, and the human-computer interaction performance is improved.

Optionally, in this embodiment of the application, before "acquiring at least one original image" in the step 201, the image processing method provided in this embodiment of the application further includes the following step S2 and step S3.

Step S2, the electronic device receives a fourth input to the scroll screen from the user.

In this embodiment, the user may perform a fourth input to the scroll screen to trigger the electronic device to control the scroll screen to be unfolded.

Optionally, in this embodiment of the application, the fourth input may be a dragging input, a long-press input, a sliding input, a preset trajectory input, and the like of the scroll screen by the user, so as to trigger the electronic device to control the unwinding speed of the scroll screen; the specific characteristics can be determined according to actual use conditions, and the embodiment of the application is not limited at all.

In step S3, the electronic device controls the spool screen to unwind at the first speed in response to a fourth input.

In the embodiment of the application, after receiving a fourth input of a user to the scroll screen, the electronic device controls the scroll screen to be unfolded at a first speed, and determines an image blurring degree corresponding to the first speed as an image shooting blurring degree of the scroll screen in a moving process.

Optionally, in this embodiment of the application, the electronic device may control the scroll screen to be unwound at a speed of dragging the scroll screen by the user (for example, the faster the speed of dragging the scroll screen by the user, the faster the unwinding speed of the scroll screen is); or, the electronic device may control the scroll screen to be unfolded at a pressing pressure value of the user on the scroll screen (for example, the larger the pressing pressure value of the user on the scroll screen is, the faster the unfolding speed of the scroll screen is), and the like; the specific characteristics can be determined according to actual use conditions, and the embodiment of the application is not limited at all

In the embodiment of the application, the electronic equipment can control the unfolding speed of the scroll screen according to the input of the user to the scroll screen, so that the user can flexibly control the unfolding speed of the scroll screen of the electronic equipment according to the requirement, and the human-computer interaction performance is improved while the user experience is enriched.

Optionally, in this embodiment of the application, the step 201 may be specifically implemented by the following step 2011 and step 2012.

In step 2011, during the unwinding process of the scroll screen, the electronic device determines the exposure parameter according to the unwinding speed of the scroll screen.

In the embodiment of the application, in the unwinding process of the scroll screen, the electronic device can determine the exposure parameter according to the unwinding speed of the scroll screen.

Optionally, in an embodiment of the present application, the exposure parameter includes at least one of: exposure mode, exposure time, and gain value.

The exposure method is a method in which the electronic device performs imaging in a natural light source mode, and may include at least one of the following methods: shutter priority mode, aperture priority mode, manual Exposure mode, Automatic Exposure control mode (AE), and the like. The exposure mode and the exposure amount can directly determine the imaging effect of the photo. And the exposure amount is related to the light-passing time (shutter speed) and the light-passing area (aperture size).

The exposure time is a time required for the electronic device to open the shutter in order to project light onto the photosensitive surface of the photographic photosensitive material, and may be set according to the sensitivity of the photographic photosensitive material and the illuminance on the photosensitive surface. The longer the exposure time, the more the received light is found, and the long exposure mode is suitable for shooting under the condition of poor light conditions. The short exposure mode is suitable for shooting under the condition of good light.

It should be noted that, when the shooting mode of the electronic device is the full-automatic shooting mode, the gain device is activated to increase the brightness of the image when insufficient light is sensed in the electronic device.

Step 2012, the electronic device acquires at least one frame of original image based on the exposure parameters.

It should be noted that, when the electronic device performs shooting through the adjusted exposure parameters, the electronic device generates a smear effect by changing the current exposure mode, lengthening the exposure time, reducing the gain value, and the like, and at least one frame of motion blurred image can be obtained along with the expansion of the scroll screen.

In the embodiment of the application, a user can select and determine the exposure parameters in the reel screen unfolding process, so that the electronic equipment can obtain a multi-frame motion blurred image, and the mode of acquiring the image by the electronic equipment is more flexible. Therefore, the flexibility and convenience of man-machine interaction are improved.

Optionally, in this embodiment of the present application, the image processing method further includes steps 301 and 302 described below.

Step 301, the electronic device receives a first input of a first image from a user.

Optionally, in this embodiment of the application, a user may input the first image when browsing the first image in the local gallery, and the electronic device may determine the first image as the foreground image after receiving the first input of the user to the first image.

Optionally, in this embodiment of the application, the first input may be a click input (for example, a single click input, a double click input, or a preset number of click inputs) of the first image by the user, so as to trigger the electronic device to determine the first image as the foreground image; or, the first input may be a long press input of the first image by the user to trigger the electronic device to determine the first image as the foreground image; alternatively, the first input may be a sliding input of the first image by the user to trigger the electronic device to determine the first image as the foreground image. The specific situation can be determined according to the actual use situation, and the embodiment of the application is not limited at all.

Step 302, the electronic device determines the first image as a foreground image in response to the first input.

In the embodiment of the application, after receiving a first input of a user to a first image, the electronic device determines the first image as a foreground image.

In the embodiment of the application, a user can select any image as the foreground image, so that the electronic equipment can obtain a picture which is more in line with the requirements of the user and has a richer imaging effect, and the mode of processing the image by the electronic equipment is more flexible. Therefore, the flexibility and convenience of man-machine interaction are improved.

Optionally, in this embodiment of the present application, the image processing method further includes steps 401 and 402 described below.

Step 401, the electronic device receives a second input of the user to the shooting preview interface.

Optionally, in this embodiment of the application, the user may perform a second input on the shooting preview interface to trigger the electronic device to perform image shooting through the first camera of the main screen, so as to obtain a foreground image.

In this application embodiment, above-mentioned first camera can be for moving camera or non-moving camera, and electronic equipment can be according to the input of shooing, and control first camera is in quiescent condition and shoot, obtains clear image.

It should be noted that shooting by the first camera in the static state can be understood as: the first camera does not move or rotate during shooting, and a clear (e.g., no smear, no blurring, etc.) image is obtained. Optionally, in this embodiment of the application, the electronic device may first perform shooting through the first camera, so that after the shooting through the first camera is completed, the second camera is controlled to move and shoot; or the electronic device can control the first camera and the second camera to shoot synchronously.

Optionally, in this embodiment of the application, the electronic device may adopt a default shooting parameter of the system, a shooting parameter preset by a user, or a shooting parameter used by a user history, and perform shooting through the first camera in a stationary state, so as to obtain the foreground image.

Optionally, in this embodiment of the application, the second input may be a click input, a long-press input, a sliding input, or the like of the user on the shooting preview interface, so as to trigger the electronic device to shoot an image; or, the second input may be an input of a user to the shooting control to trigger the electronic device to shoot an image; the specific information can be determined according to the actual use condition of the user, and the embodiment of the application is not limited at all.

And 402, the electronic equipment responds to a second input, and a foreground image is obtained through shooting.

In the embodiment of the application, after receiving a second input of the user to the shooting preview interface, the electronic device starts a first camera on the main screen to shoot so as to obtain a foreground image.

In the embodiment of the application, the electronic equipment can also acquire images in real time by opening the camera, so that the electronic equipment can obtain a picture which is more in line with the requirements of a user according to the requirements of the user, and the imaging effect is richer, so that the mode of processing the images by the electronic equipment is more flexible. Therefore, the flexibility and convenience of man-machine interaction are improved.

Step 202, the electronic device obtains a target image based on at least one frame of original image and the foreground image.

Alternatively, in this embodiment of the application, the step 202 may be specifically implemented by the step 2021 and the step 2022 described below.

Step 2021, the electronic device obtains a background image based on the at least one frame of original image.

In the embodiment of the application, the electronic device can obtain a motion-blurred background image based on multiple frames of original images acquired in the reel screen unfolding process.

Optionally, in this embodiment of the present application, the image processing method provided in this embodiment of the present application further includes step 501 and step 503 described below.

Step 501, the electronic device displays the foreground image on the background image.

Optionally, in this embodiment of the application, the electronic device may display the foreground image in a multi-layer form in a display area of the background image; alternatively, the electronic device may hover the foreground image in the display region of the background image.

Optionally, in this embodiment of the application, the electronic device may further divide the screen into two regions, so as to display the foreground image in the first region and display the background image in the second region.

Optionally, in this embodiment of the application, the electronic device may divide the screen into two regions with different areas, or two regions with the same area; alternatively, the electronic device may divide the target interface into two differently shaped regions, or two identically shaped regions. The specific method can be determined according to actual use requirements, and the embodiment of the application is not limited.

Illustratively, as shown in fig. 3, the mobile phone may divide the screen into a first area 13 and a second area 14, and display a foreground image in the first area 13 and a background image in the second area 14.

Step 502, the electronic device receives a third input of the foreground image from the user.

Optionally, in this embodiment of the application, the third input may be a click input (for example, a single click input, a double click input, or a preset number of click inputs) of the foreground image by the user, so as to trigger the electronic device to process the foreground image; or, the third input may be a drag input of the user on the foreground image to trigger the electronic device to process the foreground image; or, the third input may be a sliding input of the foreground image by the user to trigger the electronic device to process the foreground image; alternatively, the third input may be a user's selection input for the foreground image to trigger the electronic device to process the foreground image. It should be noted that the third input may be any possible form of input, and may be determined according to actual use requirements, and the embodiment of the present application is not limited.

Optionally, in this embodiment of the application, the third input may also be a sliding input (for example, a sliding input or a sliding input) of the brightness adjustment control on the screen by the user, a selection input (for example, selecting at least one brightness control corresponding to brightness), and the like, so as to trigger the electronic device to adjust the image brightness of the foreground image; alternatively, the third input may be a combination input of a physical key by a user to trigger the electronic device to adjust the image brightness of the foreground image. It should be noted that the third input may be any possible form of input, and may be determined according to actual use requirements, and the embodiment of the present application is not limited.

And step 503, the electronic equipment responds to the third input and executes the target processing.

In an embodiment of the present application, the target processing includes at least one of: updating the position of the foreground image; updating the size of the foreground image; the foreground image is copied.

Optionally, in this embodiment of the application, the user may perform a third input on the foreground image in the shooting process, and trigger the electronic device to process the foreground image, or the electronic device may process the foreground image after obtaining the foreground image.

In the embodiment of the application, after receiving a third input of the user to the foreground image, the electronic device may update the display position of the foreground image, update the size of the foreground image, or copy the foreground image, so that the electronic device may obtain the target image based on the adjusted foreground image.

Optionally, in this embodiment of the application, the image parameter of the foreground image may include at least one of: image content (e.g., adding image stickers, image borders, etc.), color saturation, sharpness, transparency, grayscale, etc.

Illustratively, as shown in fig. 3 and 4, after processing the foreground image, the mobile phone may update the foreground image to display the processed image (i.e., the image corresponding to the area 15), and display at least one shape identifier (e.g., a rectangle, a circle, a heart, a custom, etc.), and the user may click on any one of the shape identifiers (e.g., the circle 16) to cause the electronic device to adjust the shape of the foreground image from the rectangle to the circle.

In the embodiment of the application, the electronic equipment can process the foreground image according to the input of the user to the foreground image, so that the mode of processing the foreground image by the electronic equipment is richer, and the image which meets the requirements of the user can be obtained, therefore, the convenience of man-machine interaction is improved, and meanwhile, the image processing efficiency of the electronic equipment can also be improved.

Step 2022, the electronic device performs image synthesis on the background image and the foreground image to obtain a target image.

In the embodiment of the application, the electronic device may perform image synthesis on the background image and the foreground image to obtain a target image having a foreground portion and a background portion.

Optionally, in this embodiment of the application, the electronic device may directly perform synthesis processing on the foreground image and the background image to obtain a target image; alternatively, the electronic apparatus may perform editing processing (e.g., cropping processing) on the foreground image and the background image to obtain a target image based on the image after the editing processing.

Optionally, in this embodiment of the application, the electronic device may perform editing processing on the foreground image and the background image according to image attributes (for example, an image size, a position of the foreground image in the image, and the like) of the foreground image and the background image; or the user can trigger the electronic device to edit the foreground image and the background image through editing input so as to obtain the target image.

Optionally, in the embodiment of the present application, the electronic device may superimpose the foreground image on the background image in a multi-layer manner to obtain a target image; or the electronic device can embed the foreground image into the background image in a matting manner to obtain the target image.

Optionally, in this embodiment of the application, the electronic device may perform superimposition processing on the foreground image and the background image by using a preset superimposition algorithm or a user-defined superimposition algorithm, so as to obtain the target image.

Optionally, the electronic device may superimpose the foreground image on the target area in the background image for display, so as to obtain the target image.

In an embodiment of the present application, the target area is any one of: the method comprises the steps of selecting an area in a background image by a user, presetting an area and an image area corresponding to a foreground image in the background image.

Optionally, in a first implementation manner of the embodiment of the present application, the electronic device may compare the similarity or matching degree between the foreground image and the background image, and find an image area with the highest similarity or matching degree with the foreground image in the background image, so as to superimpose the foreground image on the area to obtain the target image.

Optionally, in a second implementation manner of the embodiment of the present application, the electronic device may superimpose the foreground image on a preset area or a default area (e.g., a central area) on the background image to obtain the target image.

Optionally, in a third implementation manner of the embodiment of the present application, a user may perform a dragging input on a foreground image to drag the foreground image to a position in a background image, so that the electronic device displays the foreground image in an overlapping manner at the position to obtain a target image.

Optionally, in a fourth implementation manner of the embodiment of the present application, a user may perform copy input on a foreground image, and drag multiple copied images to any position on a background image, so that the electronic device may display the multiple copied images at the any position in an overlapping manner to obtain a target image.

In the embodiment of the application, the electronic device can synthesize the foreground image and the background image in multiple ways, so that the electronic device can obtain a target image with clear foreground and fuzzy background. Therefore, the imaging effect of the electronic device is richer, and the way in which the electronic device processes the image is more flexible. Therefore, the flexibility and convenience of man-machine interaction are improved.

For example, as shown in fig. 2 and 5(a), the mobile phone may superimpose the foreground image on a corresponding image area (e.g., area 18) in the background image in the image editing interface 17 and then synthesize the target image. As shown in fig. 2 and 5(B), the user may drag the foreground image to an arbitrary region (e.g., region 19) in the background image in the image editing interface 17, and then trigger the electronic device to combine the two images into the target image. As shown in fig. 2 and 5(C), the user may copy the foreground image in the image editing interface 17, drag the copied images to any area (for example, the area 20, the area 21, and the area 22) on the background image, and then the electronic device may display the copied images at the any position in an overlapping manner to obtain the target image.

The embodiment of the application provides an image processing method, wherein electronic equipment can acquire at least one frame of original image in the unfolding process of a scroll screen, exposure parameters of the at least one frame of original image are determined according to the unfolding speed of the scroll screen, and then the electronic equipment can obtain a target image based on the at least one frame of original image and a foreground image. In the scheme, the electronic equipment can directly obtain the target image based on the collected image and the foreground image. According to the scheme, the image editing application program does not need to be opened first after the user shoots the image, and the image can be blurred only by inputting the image editing application program for multiple times, so that the image is blurred, the user operation is simplified, the time is saved, and the image processing efficiency of the electronic equipment can be improved.

It should be noted that, in the image processing method provided in the embodiment of the present application, the execution subject may be an electronic device, an image processing apparatus, or a control module in the image processing apparatus for executing the image processing method. The image processing apparatus provided in the embodiment of the present application is described with an example in which an image processing apparatus executes an image processing method.

Fig. 6 shows a schematic diagram of a possible structure of an image processing apparatus according to an embodiment of the present application. As shown in fig. 6, the image processing apparatus 70 may include: an acquisition module 71 and a processing module 72.

The acquiring module 71 is configured to acquire at least one frame of original image during the unwinding process of the scroll screen, where an exposure parameter of the at least one frame of original image is determined according to the unwinding speed of the scroll screen. And the processing module 72 is configured to obtain a target image based on the at least one frame of original image and the foreground image acquired by the acquisition module.

The embodiment of the application provides an image processing device, wherein electronic equipment can acquire at least one frame of original image in the unfolding process of a scroll screen, exposure parameters of the at least one frame of original image are determined according to the unfolding speed of the scroll screen, and then the electronic equipment can obtain a target image based on the at least one frame of original image and a foreground image. In the scheme, the electronic equipment can directly obtain the target image based on the collected image and the foreground image. According to the scheme, the user does not need to open the image editing application program after shooting the image, and input the image editing application program for multiple times, so that the user operation is simplified, the time is saved, and the image processing efficiency of the electronic equipment can be improved.

In a possible implementation manner, the acquisition module 71 is specifically configured to determine an exposure parameter according to an unwinding speed of the scroll screen during the unwinding process of the scroll screen; and acquiring at least one frame of original image based on the exposure parameters.

In one possible implementation, the image processing apparatus 70 further includes: the device comprises a receiving module and a determining module. A receiving module, configured to receive a first input of the first image from the user before the processing module 72 obtains the target image based on the at least one frame of the original image and the foreground image. A determining module to determine the first image as a foreground image in response to the first input received by the receiving module.

In one possible implementation, the image processing apparatus 70 further includes: the device comprises a receiving module and a shooting module. And a receiving module, configured to receive a second input of the shooting preview interface from the user before the processing module 72 obtains the target image based on the at least one frame of the original image and the foreground image. And the shooting module is used for responding to the second input received by the receiving module and shooting to obtain the foreground image.

In a possible implementation manner, the processing module 72 is specifically configured to obtain a background image based on at least one frame of original image; and carrying out image synthesis on the background image and the foreground image to obtain a target image.

In one possible implementation, the image processing apparatus 70 further includes: the device comprises a display module, a receiving module and an execution module. And a display module, configured to display the foreground image on the background image before the processing module 72 performs image synthesis on the background image and the foreground image. And the receiving module is used for receiving a third input of the foreground image from the user. An execution module, configured to execute a target process in response to the third input received by the receiving module, the target process including at least one of: updating the position of the foreground image; updating the size of the foreground image; the foreground image is copied.

In one possible implementation, the image processing apparatus 70 further includes: and a control module. And the control module is used for controlling the scroll screen to be unfolded at a preset speed before the acquisition module 71 acquires at least one frame of original image.

In one possible implementation, the image processing apparatus 70 further includes: the device comprises a receiving module and a control module. And a receiving module, configured to receive a fourth input from the user to the scroll screen before the acquiring module 71 acquires at least one original frame of image. And the control module is used for responding to the fourth input received by the receiving module and controlling the scroll screen to be unfolded at the first speed.

The image processing apparatus in the embodiment of the present application may be an apparatus, or may be a component, an integrated circuit, or a chip in a terminal. The device can be mobile electronic equipment or non-mobile electronic equipment. By way of example, the mobile electronic device may be a mobile phone, a tablet computer, a notebook computer, a palm top computer, a vehicle-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook or a Personal Digital Assistant (PDA), and the like, and the non-mobile electronic device may be a server, a Network Attached Storage (NAS), a Personal Computer (PC), a Television (TV), a teller machine or a self-service machine, and the like, and the embodiments of the present application are not particularly limited.

The image processing apparatus in the embodiment of the present application may be an apparatus having an operating system. The operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, and embodiments of the present application are not limited specifically.

The image processing apparatus provided in the embodiment of the present application can implement each process implemented by the foregoing method embodiment, and can achieve the same technical effect, and for avoiding repetition, details are not repeated here.

Optionally, as shown in fig. 7, an electronic device 90 is further provided in this embodiment of the present application, and includes a processor 91, a memory 92, and a program or an instruction stored in the memory 92 and executable on the processor 91, where the program or the instruction is executed by the processor 91 to implement the processes of the foregoing method embodiment, and can achieve the same technical effect, and no further description is provided here to avoid repetition.

It should be noted that the electronic device in the embodiment of the present application includes the mobile electronic device and the non-mobile electronic device described above.

Fig. 8 is a schematic diagram of a hardware structure of an electronic device implementing an embodiment of the present application.

The electronic device 100 includes, but is not limited to: a radio frequency unit 101, a network module 102, an audio output unit 103, an input unit 104, a sensor 105, a display unit 106, a user input unit 107, an interface unit 108, a memory 109, and a processor 110.

Those skilled in the art will appreciate that the electronic device 100 may further comprise a power source (e.g., a battery) for supplying power to various components, and the power source may be logically connected to the processor 110 through a power management system, so as to implement functions of managing charging, discharging, and power consumption through the power management system. The electronic device structure shown in fig. 8 does not constitute a limitation of the electronic device, and the electronic device may include more or less components than those shown, or combine some components, or arrange different components, and thus, the description is omitted here.

The processor 110 is configured to acquire at least one frame of original image during the unwinding process of the scroll screen, where an exposure parameter of the at least one frame of original image is determined according to the unwinding speed of the scroll screen, and is configured to obtain a target image based on the at least one frame of original image and the foreground image.

The embodiment of the application provides electronic equipment, wherein the electronic equipment can acquire at least one frame of original image in the unfolding process of a scroll screen, exposure parameters of the at least one frame of original image are determined according to the unfolding speed of the scroll screen, and then the electronic equipment can obtain a target image based on the at least one frame of original image and a foreground image. In the scheme, the electronic equipment can directly obtain the target image based on the collected image and the foreground image. According to the scheme, the image editing application program does not need to be opened first after the user shoots the image, and the image can be blurred only by inputting the image editing application program for multiple times, so that the image is blurred, the user operation is simplified, the time is saved, and the image processing efficiency of the electronic equipment can be improved.

Optionally, in this embodiment of the application, the processor 110 is specifically configured to determine an exposure parameter according to an unwinding speed of the scroll screen during the unwinding process of the scroll screen; and acquiring at least one frame of original image based on the exposure parameters.

Optionally, in this embodiment of the application, the user input unit 107 is configured to receive a first input of the first image by the user before obtaining the target image based on at least one frame of the original image and the foreground image. The processor 110 is further configured to determine the first image as a foreground image in response to the first input.

Optionally, in this embodiment of the application, the user input unit 107 is configured to receive a second input of the user to the shooting preview interface before obtaining the target image based on at least one of the original image and the foreground image. The processor 110 is further configured to capture a foreground image in response to the second input received by the receiving module.

Optionally, in this embodiment of the application, the processor 110 is specifically configured to obtain a background image based on at least one frame of original image; and carrying out image synthesis on the background image and the foreground image to obtain a target image.

Optionally, in this embodiment of the application, the display unit 106 is configured to display the foreground image on the background image before image synthesis is performed on the background image and the foreground image. And a user input unit 107 for receiving a third input of the foreground image by the user. A processor 110 for, in response to a third input, performing a target process, the target process comprising at least one of: updating the position of the foreground image; updating the size of the foreground image; the foreground image is copied.

Optionally, in this embodiment of the present application, the processor 110 is configured to control the scroll screen to be unwound at a preset speed before acquiring at least one frame of the original image.

Optionally, in this embodiment of the application, the user input unit 107 is configured to receive a fourth input of the scroll screen from the user. A processor 110 for controlling the spool screen to unwind at the first speed in response to a fourth input.

The electronic device provided by the embodiment of the application can realize each process realized by the method embodiment, and can achieve the same technical effect, and for avoiding repetition, the details are not repeated here.

The beneficial effects of the various implementation manners in this embodiment may specifically refer to the beneficial effects of the corresponding implementation manners in the above method embodiments, and are not described herein again to avoid repetition.

It should be understood that, in the embodiment of the present application, the input Unit 104 may include a Graphics Processing Unit (GPU) 1041 and a microphone 1042, and the Graphics Processing Unit 1041 processes image data of a still picture or a video obtained by an image capturing device (such as a camera) in a video capturing mode or an image capturing mode. The display unit 106 may include a display panel 1061, and the display panel 1061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 107 includes a touch panel 1071 and other input devices 1072. The touch panel 1071 is also referred to as a touch screen. The touch panel 1071 may include two parts of a touch detection device and a touch controller. Other input devices 1072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, and a joystick, which are not described in detail herein. The memory 109 may be used to store software programs as well as various data including, but not limited to, application programs and an operating system. The processor 110 may integrate an application processor, which primarily handles operating systems, user interfaces, applications, etc., and a modem processor, which primarily handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 110.

The embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the program or the instruction implements the processes of the foregoing method embodiments, and can achieve the same technical effects, and in order to avoid repetition, details are not repeated here.

The processor is the processor in the electronic device described in the above embodiment. The readable storage medium includes a computer readable storage medium, such as a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and so on.

The embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to execute a program or an instruction to implement each process of the foregoing method embodiments, and can achieve the same technical effect, and in order to avoid repetition, the details are not repeated here.

It should be understood that the chips mentioned in the embodiments of the present application may also be referred to as system-on-chip, system-on-chip or system-on-chip, etc.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An image processing method applied to an electronic device with a scroll screen, the method comprising:

acquiring at least one frame of original image in the unwinding process of the scroll screen, wherein the exposure parameter of the at least one frame of original image is determined according to the unwinding speed of the scroll screen;

and obtaining a target image based on the at least one frame of original image and the foreground image.

2. The method of claim 1, wherein said capturing at least one frame of raw image during the unwinding of the spool screen comprises:

in the process of unfolding the scroll screen, determining exposure parameters according to the unfolding speed of the scroll screen;

and acquiring the at least one frame of original image based on the exposure parameters.

3. The method according to claim 1 or 2, wherein before obtaining the target image based on the at least one frame of original image and the foreground image, the method further comprises:

receiving a first input of a user to a first image;

in response to the first input, determining the first image as a foreground image.

4. The method according to claim 1 or 2, wherein before obtaining the target image based on the at least one frame of original image and the foreground image, the method further comprises:

receiving a second input of the user to the shooting preview interface;

and responding to the second input, and shooting to obtain a foreground image.

5. The method of claim 1, wherein obtaining the target image based on the at least one frame of original image and the foreground image comprises:

obtaining a background image based on the at least one frame of original image;

and carrying out image synthesis on the background image and the foreground image to obtain the target image.

6. The method of claim 5, wherein prior to image combining the background image with the foreground image, the method further comprises:

displaying the foreground image on the background image;

receiving a third input of the foreground image by a user;

in response to the third input, performing a target process, the target process comprising at least one of: updating the position of the foreground image; updating the size of the foreground image; and copying the foreground image.

7. The method of claim 1, wherein prior to said acquiring at least one original image, the method further comprises:

and controlling the scroll screen to be unfolded at a preset speed.

8. The method of claim 1, wherein prior to said acquiring at least one original image, the method further comprises:

receiving a fourth input of the scroll screen from the user;

in response to the fourth input, controlling the spool screen to unwind at a first speed.

9. An image processing apparatus applied to an electronic device having a scroll screen, the image processing apparatus comprising: the device comprises an acquisition module and a processing module;

the acquisition module is used for acquiring at least one frame of original image in the unwinding process of the scroll screen, and the exposure parameter of the at least one frame of original image is determined according to the unwinding speed of the scroll screen;

the processing module is used for obtaining a target image based on the at least one frame of original image and the foreground image acquired by the acquisition module.

10. An electronic device comprising a processor, a memory and a program or instructions stored on the memory and executable on the processor, which program or instructions, when executed by the processor, implement the steps of the image processing method according to any one of claims 1 to 8.