WO2019238001A1

WO2019238001A1 - Photograph capturing control method and related device

Info

Publication number: WO2019238001A1
Application number: PCT/CN2019/090491
Authority: WO
Inventors: 刘博�
Original assignee: Oppo广东移动通信有限公司
Priority date: 2018-06-15
Filing date: 2019-06-10
Publication date: 2019-12-19
Also published as: CN108924410A; CN108924410B

Abstract

A photograph capturing control method and a related device, applicable in an electronic device, comprising: executing a background sticker configuration operation with respect to each preview window of multiple preview windows in a sticker configuration interface, the background sticker configuration operation being used for configuring a background sticker for a facial image in each preview window of the multiple preview windows, the sticker configuration interface comprising the multiple preview windows, and the background sticker being a virtual decoration for decorating the facial images in the preview windows; when a photograph capturing instruction is detected, capturing a display content of the sticker configuration interface to produce a sticker photograph. The photograph capturing control method and the related device favor an increase in the flexibility and convenience of a sticker configuration in an electronic device photograph capturing scenario.

Description

Photograph control method and related device

Technical field

The present application relates to the field of electronic technology, and in particular, to a photographing control method and a related device.

Background technique

With the rapid development of smart terminals (such as smart phones, etc.) and their increasing popularity, they have become indispensable electronic products in the daily lives of users. The beautiful picture application installed on the smart phone generally supports photo editing, such as setting stickers on people's photos, but this way of importing photos to third-party applications is difficult to meet the user's real-time and personalized needs.

Summary of the Invention

The embodiments of the present application provide a photographing control method and a related device, which are beneficial to improving the flexibility and convenience of setting stickers in a photographing scene of an electronic device.

In a first aspect, an embodiment of the present application provides a photographing control method applied to an electronic device, where the method includes:

A background sticker setting operation is performed on each of the multiple preview windows in the sticker setting interface. The background sticker setting operation is used to set a background sticker on a facial image of each preview window in multiple preview windows. The sticker setting interface includes the plurality of preview windows, and the background sticker is a virtual decoration for decorating a facial image in the preview window;

When a photographing instruction is detected, the display content of the sticker setting interface is captured to obtain a sticker photo.

In a second aspect, an embodiment of the present application provides a photographing control apparatus, which is applied to an electronic device. The photographing control apparatus includes a processing unit and a communication unit, where:

The processing unit is configured to perform a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, and the background sticker setting operation is used to face each of the preview windows in the multiple preview windows. A background sticker is set on the image, and the sticker setting interface includes the plurality of preview windows, and the background sticker is a virtual decoration for decorating the facial image in the preview window; When taking a picture instruction, the display content of the sticker setting interface is captured to obtain a sticker photo.

According to a third aspect, an embodiment of the present application provides an electronic device including a processor, a memory, a communication interface, and one or more programs, wherein the one or more programs are stored in the memory and configured to be processed by the foregoing. The program executes, and the program includes instructions for executing steps in any method in the first aspect of the embodiments of the present application.

According to a fourth aspect, an embodiment of the present application provides a computer-readable storage medium, where the computer-readable storage medium stores a computer program for electronic data exchange, and the computer program enables a computer to execute a computer program as described in the first embodiment of the present application. Some or all of the steps described in any method in one aspect.

It can be seen that, in the embodiment of the present application, the electronic device first performs a background sticker setting operation on each of a plurality of preview windows in the sticker setting interface, and secondly, when a photographing instruction is detected, the sticker setting interface is captured. Display content and get sticker photos. Since the background sticker setting operation is used to set a background sticker on the face image of each preview window in multiple preview windows, the sticker setting interface includes multiple preview windows, and the background sticker is a virtual decoration of the facial image in the preview window. It can be seen that the electronic device can set virtual decorations on multiple facial images in multiple preview windows in the same interface, thereby achieving a quick setting of stickers in multi-windows, compared to traditional multiple The sticker setting process of the facial image can avoid long time consuming due to the need for interface switching and complex interaction, which is conducive to improving the flexibility and convenience of sticker setting in the photographing scene of the electronic device.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly explain the technical solutions in the embodiments of the present application or the background art, the drawings that are needed in the embodiments of the present application or the background art will be described below.

FIG. 1A is a schematic diagram of a program running space of a smart phone; FIG.

FIG. 1B is a system architecture diagram of an Android system; FIG.

2A is a schematic flowchart of a photographing control method according to an embodiment of the present application;

2B is an example diagram of a sticker setting interface provided by an embodiment of the present application;

FIG. 2C is an example diagram of another sticker setting interface provided by an embodiment of the present application; FIG.

3 is a schematic flowchart of another photographing control method disclosed in an embodiment of the present application;

4 is a schematic flowchart of another photographing control method disclosed in an embodiment of the present application;

5 is a schematic structural diagram of an electronic device disclosed in an embodiment of the present application;

FIG. 6 is a functional block diagram of a photographing control device disclosed in an embodiment of the present application; FIG.

FIG. 7 is an example diagram of an image processing circuit disclosed in an embodiment of the present application.

detailed description

In order to enable those skilled in the art to better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are merely Examples are part of this application, but not all examples. Based on the embodiments in this application, all other embodiments obtained by a person of ordinary skill in the art without creative efforts should fall within the protection scope of this application.

Each of them will be described in detail below.

The terms "first", "second", "third", and "fourth" in the description and claims of the present application and the drawings are used to distinguish different objects, rather than to describe a specific order . Furthermore, the terms "including" and "having", as well as any of them, are intended to cover non-exclusive inclusion. For example, a process, method, system, product, or device containing a series of steps or units is not limited to the listed steps or units, but optionally also includes steps or units that are not listed, or optionally also includes Other steps or units inherent to these processes, methods, products or equipment.

Reference to "an embodiment" herein means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of this phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they independent or alternative embodiments that are mutually exclusive with other embodiments. It is clearly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

As shown in FIG. 1A, current electronic devices such as smart phones are generally provided with a program running space, and the program running space includes user space and operating system space, wherein the user space runs one or more application programs, and the one or more applications The program is a third-party application installed on the electronic device. The software algorithm corresponding to the photographing control method described in the embodiment of the present application runs in the user space, and the operating system space runs the operating system of the electronic device.

The electronic device can specifically run Android Android system, mobile operating system iOS developed by Apple, etc., and is not limited here. As shown in FIG. 1B, taking the electronic device running the Android system as an example, the corresponding user space includes the application layer (Applications) in the Android system, and the operating system space may include the application framework layer (Application) in the Android system. Framework), the system runtime library layer (including the system runtime library layer Libraries and Android runtime Android Runtime), the Linux kernel layer (Linux Kernel). Among them, the application layer includes various types of applications that directly interact with users, or service programs running in the background written in the Java language. For example, programs for common basic functions implemented on smartphones, such as Short Messaging Service (SMS) text messages, phone dialing, picture browsers, calendars, games, maps, World Wide Web (Web) browsers, etc. Programs, and other applications developed by developers. The application framework layer provides a series of class libraries required for developing Android applications, which can be used to reuse components, and can also be personalized to extend through inheritance. The system runtime layer is the support of the application framework and provides services for various components in the Android system. The system runtime layer consists of the system class library and the Android runtime. The Android runtime contains two parts, the core library and the Dalvik virtual machine. The Linux kernel layer is used to implement core functions such as hardware device drivers, process and memory management, network protocol stacks, power management, and wireless communications.

Electronic devices can include various handheld devices with wireless communication capabilities, vehicle-mounted devices, wearable devices (e.g., smart watches, smart bracelets, pedometers, etc.), computing devices or other processing devices connected to a wireless modem, and various User equipment (User Equipment, UE), mobile station (MS), terminal device (terminal) and so on. For ease of description, the devices mentioned above are collectively referred to as electronic devices.

The embodiments of the present application are described in detail below.

Please refer to FIG. 2A. FIG. 2A is a schematic flowchart of a photographing control method provided by an embodiment of the present application, which is applied to an electronic device. The photographing control method includes:

S201. The electronic device performs a background sticker setting operation on each of the multiple preview windows in the sticker setting interface. The background sticker setting operation is used to set a facial image of each preview window in the multiple preview windows. Scene sticker, the sticker setting interface includes the plurality of preview windows, and the background sticker is a virtual decoration for decorating the facial image in the preview window;

The sticker setting interface can be activated in various ways, such as in an application such as a photo album or a camera, or in a system setting option, and is not limited here. The virtual device for decorating the facial image may include, but is not limited to, the following: glasses, hats, headgear, cat ears, peach hearts and other character decoration stickers.

In addition, the number, positions, and styles of the multiple preview windows may be various in the examples of the present application. For example, the number of multiple preview windows may be two, three, four, and the like. The position and style of the preview window are described below as examples.

For example, when the number is 4, the sticker setting interface including 4 preview windows may be a 4-grid style as shown in FIG. 2B, where the first and second durations may be circular, and the third and fourth The duration may be rectangular. For example, when the number is two, the sticker setting interface including two preview durations may be a 2-grid pattern as shown in FIG. 2C.

The size, position, and style of each preview window can be set in advance. This method is convenient and efficient, but the mode is relatively simple; or,

The electronic device can flexibly set the number, size, and style of the preview windows in the current sticker setting interface according to the user's window setting instructions; this method is convenient and efficient, and can meet the user's real-time personalization needs, or,

The electronic device can capture the number of users in the current viewfinder interface through a camera, determine a corresponding number of preview windows according to the number of users, determine the position of the corresponding window according to the relative position of each user in the current scene, and according to each user The face shape is determined to correspond to the style of the window, such as a round face corresponding to a circle, a goose egg face corresponding to an oval, and a long face corresponding to a rectangle. This method is more intelligent.

The embodiment of the present application does not limit the specific setting process of the foregoing attributes of the preview window.

In a possible example, before performing the background sticker setting operation on each of the multiple preview windows in the sticker setting interface, the method further includes: the electronic device obtaining a current camera of the electronic device. Face data of at least one user in the framing range; determining the face shape of each user according to the face data of each user; and determining the preview window corresponding to each user according to the relationship between the preset face shape and the shape of the preview window A shape; a preview window corresponding to each user is displayed according to the shape. It can be seen that, in this example, because the electronic device can intelligently match the preview window according to the user's face shape, the fun of sticker setting and the relevance with the user is improved, thereby improving the intelligence of the electronic device for taking pictures.

In a possible example, each preview window further supports a filter setting function and / or a background picture setting function. The functionality of the preview window is further enhanced to enhance the photo effect and diversity.

S202. When the electronic device detects a photographing instruction, capture the display content of the sticker setting interface to obtain a sticker photo.

The electronic device freezes the image in each preview window when it detects a photographing instruction. Specifically, the electronic device can freeze the image according to a timestamp, and the timestamp can correspond to the time when the instruction is detected.

It can be seen that, in the embodiment of the present application, the electronic device first performs a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, and secondly, captures the display of the sticker setting interface when a photographing instruction is detected. Content, get sticker photos. Since the background sticker setting operation is used to set a background sticker on the face image of each preview window in multiple preview windows, the sticker setting interface includes multiple preview windows, and the background sticker is a virtual decoration of the facial image in the preview window. It can be seen that the electronic device can set virtual decorations on multiple facial images in multiple preview windows in the same interface, thereby achieving a quick setting of stickers in multi-windows, compared to traditional multiple The sticker setting process of the facial image can avoid long time consuming due to the need for interface switching and complex interaction, which is conducive to improving the flexibility and convenience of sticker setting in the photographing scene of the electronic device.

In a possible example, the performing a background sticker setting operation on the sticker setting interface by the electronic device includes: performing, by the electronic device, the background sticker setting operation on each preview window in the sticker setting interface. .

The sticker set in each preview window can be the same or different. Correspondingly, the face image of the user in each preview window can be the same or different, that is, the multiple preview windows can support a single user to perform Sticker settings can also support multiple users to set stickers individually.

It can be understood that the setting process of the multiple preview windows described above can be entered and set one by one, or can be entered and set interactively, which is not limited here.

It can be seen that, in this example, because the preview windows include multiple, and there are no constraints for setting stickers on the windows, and no constraints for entering facial images, the electronic device performs the same background sticker setting operation on each preview window to complete each The sticker setting of the preview window improves the accuracy and stability of the sticker setting of multiple preview windows by the electronic device.

In this example, the setting operation of the background sticker includes the following operations: obtaining a background sticker configured for the current preview window; and buffering the image data of the background sticker in a texture corresponding to the current preview window. The texture is a container for buffering image data; obtaining a display area label of the current preview window, the display area label is used to identify a display area of the current preview window; and the first texture area is labeled according to the display area. Copying the image data in the texture so that the background sticker is displayed in the display area of the current preview window, and the first texture area corresponds to the display area of the current preview window; collecting user's face data Displaying a user's facial image in the display area of the current preview window, and controlling the action of the background sticker to match the facial image; when detecting that the motion is a preset motion, freeze the screen of the current preview window .

In specific implementation, the electronic device continuously collects multiple frames of facial data of the user, and continuously loads the multiple frames of facial data, so as to display the user's dynamic facial images in the display area of the current preview window.

The sequence before and after the electronic device displays the sticker and the user's facial image is not limited. This example uses the electronic device to display the sticker first, and then displays the user's facial image as an example.

In addition, since the electronic device can control the action of the background sticker to match the facial image and implement the AR sticker function, it can improve the smartness of sticker setting.

It can be seen that in this example, since the stickers are stored in the material library as independent materials, the image data of the stickers uses independent storage and display control logic, which can reduce the coupling between the sticker setting process and the user's facial image setting process. Improve the stability and efficiency of image display in the preview window.

In a possible example, after the background sticker setting operation is performed on the sticker setting interface, when a photographing instruction is detected, the display content of the sticker setting interface is captured, and before the sticker photo is obtained, the method further includes: The electronic device performs a foreground sticker setting operation on the sticker setting interface, the foreground setting operation is used to set a foreground sticker on the sticker setting interface, and the foreground sticker is a virtual decoration for decorating the sticker setting interface Thing.

The virtual decoration for decorating the sticker setting interface may include, but is not limited to, the following: a foreground photo frame, a foreground special effect, and the like.

It can be seen that, in this example, the electronic device not only supports the setting of the background sticker, but can also further set the foreground sticker after the setting of the background sticker in all preview windows, improving the comprehensiveness and flexibility of the sticker setting.

In a possible example, the setting operation of the foreground sticker includes the following operations: obtaining image data of the foreground sticker; buffering the image data of the foreground sticker in a texture corresponding to the sticker setting interface; and in a second texture area Copy the image data in the texture so that the foreground sticker is displayed in an effective display area of the sticker setting interface, and the second texture area corresponds to the effective display area of the sticker setting interface.

It can be seen that, in this example, because the foreground sticker is stored in the material library as an independent material, the image data of the foreground sticker uses independent processing logic to reduce data coupling and improve image processing and display efficiency.

In a possible example, after the electronic device performs a background sticker setting operation on the sticker setting interface, when detecting a photographing instruction, capturing the display content of the sticker setting interface to obtain a sticker photo, the method The method further includes: obtaining, by the electronic device, facial data of at least one user within a current framing range of the camera of the electronic device; determining a facial image according to the facial data of each user, and a preview window in which the facial image is located; controlling and determining The background sticker in the preview window matches the action of the corresponding facial image.

It can be seen that, in this example, after the electronic device performs the background sticker setting operation, the user can further capture the user's facial movements through the camera, follow the actions of adjusting the facial image in the corresponding preview window in real time, and adjust and adjust the background sticker to achieve augmented reality. AR sticker function, improve the intelligence of sticker setting.

Consistent with the embodiment shown in FIG. 2A, please refer to FIG. 3. FIG. 3 is a schematic flowchart of a photographing control method according to an embodiment of the present application, which is applied to an electronic device. As shown in the figure, the photographing control method includes:

S301. The electronic device performs the background sticker setting operation on each of the preview windows in the sticker setting interface, and the background sticker setting operation is used for a face of each of the multiple preview windows. A background sticker is set on the image, and the sticker setting interface includes the multiple preview windows, and the background sticker is a virtual decoration for decorating the facial image in the preview window;

S302. The electronic device performs a foreground sticker setting operation on the sticker setting interface. The foreground setting operation is used to set a foreground sticker on the sticker setting interface. The foreground sticker is a virtual decoration of the sticker setting interface. decorations.

S303. When the electronic device detects a photographing instruction, capture the display content of the sticker setting interface to obtain a sticker photo.

In addition, since there are multiple preview windows, and there are no constraints on the setting of stickers between the windows, and there are no constraints on the input of facial images, the electronic device performs the same background sticker setting operation on each preview window to complete the stickers of each preview window. Settings, improving the accuracy and stability of the electronic device's setting of stickers on multiple preview windows.

Consistent with the embodiment shown in FIG. 2A, please refer to FIG. 4. FIG. 4 is a schematic flowchart of a photographing control method according to an embodiment of the present application, which is applied to an electronic device. As shown in the figure, the photographing control method includes:

S401. The electronic device performs the background sticker setting operation on each of the preview windows in the sticker setting interface, and the background sticker setting operation is used for a face of each of the multiple preview windows. A background sticker is set on the image, and the sticker setting interface includes the multiple preview windows, and the background sticker is a virtual decoration for decorating the facial image in the preview window;

S402. The electronic device performs a foreground sticker setting operation on the sticker setting interface. The foreground setting operation is used to set a foreground sticker on the sticker setting interface. The foreground sticker is a virtual decoration of the sticker setting interface. decorations.

S403. The electronic device obtains facial data of at least one user within a current framing range of a camera of the electronic device;

S404. The electronic device determines a facial image according to the facial data of each user, and a preview window where the facial image is located.

S405. The electronic device controls the determined action that the background sticker in the preview window matches the corresponding facial image.

S406. When the electronic device detects a photographing instruction, capture the display content of the sticker setting interface to obtain a sticker photo.

It can be seen that in the embodiment of the present application, the electronic device first performs a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, and secondly, captures the display content of the sticker setting interface when a photographing instruction is detected. To get sticker photos. Since the background sticker setting operation is used to set a background sticker on the face image of each preview window in multiple preview windows, the sticker setting interface includes multiple preview windows, and the background sticker is a virtual decoration of the facial image in the preview window. It can be seen that the electronic device can set virtual decorations on multiple facial images in multiple preview windows in the same interface, thereby achieving a quick setting of stickers in multi-windows, compared to traditional multiple The sticker setting process of the facial image can avoid long time consuming due to the need for interface switching and complex interaction, which is conducive to improving the flexibility and convenience of sticker setting in the photographing scene of the electronic device.

In addition, after the electronic device performs the background sticker setting operation, it can further capture the user's facial movements through the camera, follow the actions of adjusting the facial image in the corresponding preview window in real time, and adapt the background sticker to adjust the AR sticker function. Improved sticker setting intelligence.

Consistent with the embodiments shown in FIG. 2A, FIG. 3, and FIG. 4, please refer to FIG. 5. FIG. 5 is a schematic structural diagram of an electronic device 500 according to an embodiment of the present application. As shown in the figure, the electronic device 500 includes a processor 510, a memory 520, a communication interface 530, and one or more programs 521. The one or more programs 521 are stored in the The memory 520 is described above and configured to be executed by the processor 510, and the one or more programs 521 include instructions for performing the following steps;

In a possible example, in terms of performing a background sticker setting operation on the sticker setting interface, the instructions in the program are specifically used to perform the following operations: executing on each preview window in the sticker setting interface The background sticker setting operation.

In a possible example, the setting operation of the background sticker includes the following operations: obtaining a background sticker configured for the current preview window; and buffering the image data of the background sticker in a texture corresponding to the current preview window. The texture is a container for buffering image data; obtaining a display area label of the current preview window, the display area label is used to identify a display area of the current preview window; and the first area is labeled according to the display area. The texture area copies the image data in the texture so that the background sticker is displayed in the display area of the current preview window, and the first texture area corresponds to the display area of the current preview window; Face data, displaying the user's facial image in the display area of the current preview window, and controlling the action of the background sticker to match the facial image; when the motion is detected as a preset motion, freeze the current preview window The picture.

In a possible example, the program further includes instructions for performing the following operations: after performing a background sticker setting operation on the sticker setting interface, and capturing the sticker setting interface when a photographing instruction is detected Before displaying a sticker photo, perform a foreground sticker setting operation on the sticker setting interface, and the foreground setting operation is used to set a foreground sticker on the sticker setting interface, and the foreground sticker is a sticker setting interface Decorative dummy.

In a possible example, the program further includes instructions for performing the following operations: after performing a background sticker setting operation on the sticker setting interface, and capturing the sticker setting interface when a photographing instruction is detected Before displaying the sticker content, obtain facial data of at least one user within the current framing range of the camera of the electronic device; determine a facial image according to the facial data of each user, and a preview window where the facial image is located; Controlling the determined action of the background sticker in the preview window to match the corresponding facial image.

In a possible example, the program further includes instructions for performing the following operations: before performing a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, obtaining the electronic The face data of at least one user within the current framing range of the device's camera; determining the face shape of each user according to the face data of each user; and determining the each of the faces according to the relationship between the preset face shape and the shape of the preview window. The shape of the preview window corresponding to each user; and displaying the preview window corresponding to each user according to the shape.

In a possible example, each preview window supports a filter setting function and / or a background picture setting function.

The foregoing embodiment mainly introduces the solution of the embodiment of the present application from the perspective of a method-side execution process. It can be understood that, in order to implement the above functions, the electronic device includes a hardware structure and / or a software module corresponding to each function. Those skilled in the art should easily realize that, with reference to the units and algorithm steps of the various examples described in the embodiments disclosed herein, this application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a certain function is performed by hardware or computer software-driven hardware depends on the specific application and design constraints of the technical solution. Professional technicians may use different methods to implement the described functions for each specific application, but such implementation should not be considered beyond the scope of this application.

The embodiments of the present application may divide the functional units of the electronic device according to the method example. For example, each functional unit may be divided corresponding to each function, or two or more functions may be integrated into one processing unit. The integrated unit may be implemented in the form of hardware or in the form of a software functional unit. It should be noted that the division of the units in the embodiments of the present application is schematic, and is only a logical function division. In actual implementation, there may be another division manner.

The following is a device embodiment of the present invention. The device embodiment of the present invention is used to execute the method implemented by the method embodiment of the present invention. The photographing control device 600 shown in FIG. 6 is applied to the electronic device. The photographing control device includes a processing unit 601 and a communication unit 602.

The processing unit 601 is configured to perform a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, and the background sticker setting operation is used to perform a A background image is provided with a background sticker, and the sticker setting interface includes the plurality of preview windows, and the background sticker is a virtual decoration for decorating the facial image in the preview window; When the photo instruction is obtained, the display content of the sticker setting interface is captured to obtain a sticker photo.

The photographing control device may further include a storage unit 603 for storing program codes and data of the electronic device. The processing unit 601 may be a processor, the communication unit 602 may be an input device or a transceiver, and the storage unit 603 may be a memory.

In a possible example, in terms of performing a background sticker setting operation on the sticker setting interface, the processing unit 601 is specifically configured to execute the background scenery on each preview window in the sticker setting interface. Sticker setting operation.

In a possible example, after performing a background sticker setting operation on the sticker setting interface by the processing unit, when detecting a photographing instruction through the communication unit 602, capturing the display content of the sticker setting interface to obtain Before the sticker photo, it is also used to perform a foreground sticker setting operation on the sticker setting interface. The foreground setting operation is used to set a foreground sticker on the sticker setting interface. The foreground sticker is to decorate the sticker setting interface. Virtual ornament.

In a possible example, after performing a background sticker setting operation on the sticker setting interface by the processing unit, when detecting a photographing instruction through the communication unit 602, capturing the display content of the sticker setting interface to obtain Before the sticker photo, it is further configured to: obtain, through the communication unit 602, facial data of at least one user within a current framing range of the camera of the electronic device; and determine a facial image according to the facial data of each user, and the facial image The preview window in which it is located; and controlling the determined action of the background sticker in the preview window to match the corresponding facial image.

In a possible example, before the processing unit 601 performs a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, the processing unit 601 is further configured to: obtain the electronic device through the communication unit 602 The face data of at least one user in the current framing range of the camera; and determine the face shape of each user according to the face data of each user; and determine each of them according to the relationship between the preset face shape and the shape of the preview window The shape of the preview window corresponding to the user; and displaying the preview window corresponding to each user according to the shape.

An embodiment of the present invention also provides another electronic device. The electronic device includes an image processing circuit, and the image processing circuit may be implemented by using hardware and / or software components, and may specifically include various processing units. FIG. 7 is an example diagram of an image processing circuit. As shown in FIG. 7, for convenience of explanation, only relevant processing units in the aspect of image processing related to the embodiment of the present application are shown.

As shown in FIG. 7, the image processing circuit may include an image signal processing (ISP) processor 740 and a control logic 750. The image data captured by the imaging device 710 is first processed by the ISP processor 740, and the ISP processor 740 analyzes the image data to capture image statistical information used to determine control parameters of the imaging device 710. The imaging device 710 may be a camera having a lens 712 and an image sensor 714. The image sensor 714 may include a color filter array (such as a Bayer filter). Each imaging pixel of the image sensor 714 may capture light intensity and wavelength information of ambient light. The image sensor 714 transmits the original image data to the ISP processor 740. The sensor 720 may provide the original image data to the ISP processor 740 based on a preset interface. The preset interfaces include a Standard Mobile Imaging Architecture (SMIA) interface, other serial or parallel camera interfaces, or a combination of the foregoing interfaces.

The ISP processor 740 processes the original image data pixel by pixel in a variety of formats. For example, each image pixel may have a bit depth of 8, 10, 12, or 14 bits, and the ISP processor 740 may perform one or more image processing operations on the original image data and collect statistical information about the image data. The image processing operations may be performed with the same or different bit depth accuracy.

The ISP processor 740 may also receive pixel data from the image memory 730. For example, the original pixel data is sent to the image memory 730 from a preset interface, and the original pixel data in the image memory 730 is then provided to the ISP processor 740 for processing. The image memory 730 may be a partial storage space of the memory, or an independent dedicated memory, and its type may be a direct memory access (DMA).

When receiving raw image data from a preset interface or from the image memory 730, the ISP processor 740 may perform image processing operations, such as filtering processing. The processed image data may be sent to the image memory 730 for further processing before display. The ISP processor 740 receives the processing data from the image memory 730, and performs image data processing on the processing data in the original domain and in the RGB and YCbCr color spaces. The processed image data may be output to a display 770 for viewing by a user and / or further processed by a graphics engine or a graphics processing unit (Graphics Processing Unit, GPU). In addition, the output of the ISP processor 740 may also be sent to the image memory 730, and the display 770 may read image data from the image memory 730. In one embodiment, the image memory 730 may be configured to implement one or more frame buffers. In addition, the output of the ISP processor 740 may be sent to an encoder / decoder 760 to implement encoding / decoding of image data. The encoded image data can be saved and decompressed before being displayed on the display 770 device. The encoder / decoder 760 may be implemented by a CPU or a GPU or a coprocessor.

The statistical data determined by the ISP processor 740 may be sent to the control logic 750 unit. For example, the statistical data may include image sensor 714 statistical information such as auto exposure, auto white balance, auto focus, flicker detection, black level compensation, and lens 712 shading correction. The control logic 750 may be a processor and / or a microcontroller, and one or more routines may determine control parameters of the imaging device 710 according to the received statistical data. For example, the control parameters may include sensor 720 control parameters (such as gain, integration time for exposure control), camera flash control parameters, lens 712 control parameters (such as focal length for focusing or zooming), or a combination of these parameters. ISP control parameters may include gain levels and color correction matrices for automatic white balance and color adjustment (eg, during RGB processing), and lens 712 shading correction parameters.

The following are steps for implementing image display in the foregoing method embodiment by using the image processing technology in FIG. 7.

An embodiment of the present application further provides a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program causes a computer to perform part or all of the steps of any method described in the foregoing method embodiments The computer includes electronic equipment.

An embodiment of the present application further provides a computer program product. The computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute any of the methods described in the foregoing method embodiments. Some or all steps of a method. The computer program product may be a software installation package, and the computer includes an electronic device.

It should be noted that, for the foregoing method embodiments, for simplicity of description, they are all described as a series of action combinations, but those skilled in the art should know that this application is not limited by the described action order. Because according to the present application, certain steps may be performed in another order or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required for this application.

In the above embodiments, the description of each embodiment has its own emphasis. For a part that is not described in detail in one embodiment, reference may be made to related descriptions in other embodiments.

In the several embodiments provided in this application, it should be understood that the disclosed device may be implemented in other ways. For example, the device embodiments described above are only schematic. For example, the division of the above units is only a logical function division. In actual implementation, there may be another division manner. For example, multiple units or components may be combined or integrated. To another system, or some features can be ignored or not implemented. In addition, the displayed or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, the indirect coupling or communication connection of the device or unit, and may be electrical or other forms.

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

In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, or each of the units may exist separately physically, or two or more units may be integrated into one unit. The above integrated unit may be implemented in the form of hardware or in the form of software functional unit.

When the above integrated unit is implemented in the form of a software functional unit and sold or used as an independent product, it may be stored in a computer-readable memory. Based on this understanding, the technical solution of the present application is essentially a part that contributes to the existing technology or all or part of the technical solution can be embodied in the form of a software product, which is stored in a memory, Several instructions are included to enable a computer device (which may be a personal computer, a server, or a network device, etc.) to perform all or part of the steps of the above method in each embodiment of the present application. The foregoing memories include: U disks, Read-Only Memory (ROM), Random Access Memory (RAM), mobile hard disks, magnetic disks, or optical disks and other media that can store program codes.

Those of ordinary skill in the art may understand that all or part of the steps in the various methods of the foregoing embodiments may be completed by a program instructing related hardware. The program may be stored in a computer-readable memory, and the memory may include: a flash disk , Read-only memory (English: Read-Only Memory, referred to as ROM), random access device (English: Random Access Memory, referred to as RAM), magnetic disk or optical disk, etc.

The embodiments of the present application have been described in detail above. Specific examples have been used in this document to explain the principles and implementation of the present application. The descriptions of the above embodiments are only used to help understand the methods and core ideas of the present application. Persons of ordinary skill in the art may change the specific implementation and application scope according to the idea of the present application. In summary, the content of this description should not be construed as a limitation on the present application.

Claims

A photographing control method, which is characterized in that the method is applied to an electronic device, and the method includes:

A background sticker setting operation is performed on each of the multiple preview windows in the sticker setting interface. The background sticker setting operation is used to set a background sticker on a facial image of each preview window in multiple preview windows. The sticker setting interface includes the plurality of preview windows, and the background sticker is a virtual decoration for decorating a facial image in the preview window;

When a photographing instruction is detected, the display content of the sticker setting interface is captured to obtain a sticker photo.
The method according to claim 1, wherein the setting operation of the background sticker includes the following operations:

Obtaining a background sticker configured for a current preview window, where the current preview window is a preview window currently processed by the electronic device;

Buffering the image data of the background sticker in a texture corresponding to the current preview window, and the texture is a container for buffering the image data;

Acquiring a display area label of the current preview window, where the display area label is used to identify a display area of the current preview window;

Copy the image data in the texture according to the display area marked in the first texture area, so that the background sticker is displayed in the display area of the current preview window, and the first texture area corresponds to the current The display area of the preview window;

Collecting user's face data, displaying the user's face image in the display area of the current preview window, and controlling the action of the background sticker to match the face image;

When it is detected that the motion is a preset motion, the screen of the current preview window is freezed.
The method according to claim 1 or 2, wherein after performing a background sticker setting operation on the sticker setting interface, when a photographing instruction is detected, capturing a display content of the sticker setting interface to obtain a sticker Before the photo, the method also includes:

A foreground sticker setting operation is performed on the sticker setting interface. The foreground setting operation is used to set a foreground sticker on the sticker setting interface. The foreground sticker is a virtual decoration that decorates the sticker setting interface.
The method according to claim 3, wherein the virtual decoration for decorating the sticker setting interface comprises at least one of the following: a foreground photo frame and a foreground special effect.
The method according to claim 4, wherein the setting operation of the foreground sticker comprises the following operations:

Obtaining image data of the foreground sticker;

Buffering image data of the foreground sticker in a texture corresponding to the sticker setting interface;

Copying the image data in the texture in a second texture area so that the foreground sticker is displayed in an effective display area of the sticker setting interface, and the second texture area corresponds to the effective display area of the sticker setting interface .
The method according to any one of claims 1 to 5, wherein after performing a background sticker setting operation on the sticker setting interface, the captured content of the sticker setting interface is captured when a photographing instruction is detected. Before the sticker photo is obtained, the method further includes:

Acquiring facial data of at least one user within a current framing range of a camera of the electronic device;

Determining a facial image according to the facial data of each user, and a preview window where the facial image is located;

Controlling the determined action of the background sticker in the preview window to match the corresponding facial image.
The method according to claim 6, wherein before performing the background sticker setting operation on each of the multiple preview windows in the sticker setting interface, the method further comprises:

Acquiring facial data of at least one user within a current framing range of a camera of the electronic device;

Determine the face shape of each user according to the face data of each user;

Determining the shape of the preview window corresponding to each user according to the relationship between the preset face shape and the shape of the preview window;

A preview window corresponding to each user is displayed according to the shape.
The method according to claim 7, wherein each preview window supports a filter setting function and / or a background picture setting function.
The method according to claim 8, wherein the virtual decoration for decorating the facial image in the preview window comprises at least one of the following: glasses, hat, headgear, cat ears, and peach heart.
A photographing control device, which is characterized in that it is applied to an electronic device. The photographing control device includes a processing unit and a communication unit.

The processing unit is configured to perform a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, and the background sticker setting operation is used to face each of the preview windows in the multiple preview windows. A background sticker is set on the image, and the sticker setting interface includes the plurality of preview windows, and the background sticker is a virtual decoration for decorating the facial image in the preview window; When taking a picture instruction, the display content of the sticker setting interface is captured to obtain a sticker photo.
The device according to claim 10, wherein the setting operation of the background sticker includes the following operations:

Obtaining a background sticker configured for a current preview window, where the current preview window is a preview window currently processed by the electronic device;

Buffering the image data of the background sticker in a texture corresponding to the current preview window, and the texture is a container for buffering the image data;

Acquiring a display area label of the current preview window, where the display area label is used to identify a display area of the current preview window;

Copy the image data in the texture according to the display area marked in the first texture area, so that the background sticker is displayed in the display area of the current preview window, and the first texture area corresponds to the current The display area of the preview window;

Collecting user's face data, displaying the user's face image in the display area of the current preview window, and controlling the action of the background sticker to match the face image;

When it is detected that the motion is a preset motion, the screen of the current preview window is freezed.
The device according to claim 10 or 11, wherein after the processing unit performs a background sticker setting operation on the sticker setting interface, and when a photographing instruction is detected, the display content of the sticker setting interface is captured, Before the sticker photo is obtained, it is also used to perform a foreground sticker setting operation on the sticker setting interface. The foreground setting operation is used to set a foreground sticker on the sticker setting interface. Decorative dummy.
The device according to claim 12, wherein the virtual decoration for decorating the sticker setting interface comprises at least one of the following: a foreground photo frame and a foreground special effect.
The device according to claim 13, wherein the setting operation of the foreground sticker comprises the following operations:

Obtaining image data of the foreground sticker;

Buffering image data of the foreground sticker in a texture corresponding to the sticker setting interface;

Copying the image data in the texture in a second texture area so that the foreground sticker is displayed in an effective display area of the sticker setting interface, and the second texture area corresponds to the effective display area of the sticker setting interface .
The device according to any one of claims 10 to 14, wherein after the processing unit performs a background sticker setting operation on the sticker setting interface, the device captures the sticker setting interface when a photographing instruction is detected. Before displaying the content and obtaining the sticker photo, the method is further configured to: obtain, through the communication unit, facial data of at least one user within a current framing range of the camera of the electronic device; and determine a facial image based on the facial data of each user, And a preview window where the facial image is located; and a motion for controlling a determined background sticker in the preview window to match a corresponding facial image.
The device according to claim 15, wherein before the processing unit performs a background sticker setting operation on each of the multiple preview windows in the sticker setting interface, the processing unit is further configured to: obtain through the communication unit Facial data of at least one user within the current framing range of the camera of the electronic device; and for determining the face shape of each user according to the face data of each user; and for between the preset face shape and the shape of the preview window To determine the shape of the preview window corresponding to each user; and to display the preview window corresponding to each user according to the shape.
The device according to claim 16, wherein each preview window supports a filter setting function and / or a background picture setting function.
The device according to claim 17, wherein the virtual decoration for decorating the facial image in the preview window comprises at least one of the following: glasses, hat, headgear, cat ears, and peach heart.
An electronic device, comprising a processor, a memory, a communication interface, and one or more programs. The one or more programs are stored in the memory and configured to be executed by the processor. The program includes instructions for performing the steps in the method according to any one of claims 1-9.
A computer-readable storage medium, characterized in that it stores a computer program for electronic data exchange, wherein the computer program causes a computer to execute the method according to any one of claims 1-9.