WO2019023969A1 - Procédé de commutation de filtre et système de commutation de filtre fondés sur un terminal intelligent - Google Patents

Procédé de commutation de filtre et système de commutation de filtre fondés sur un terminal intelligent Download PDF

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Publication number
WO2019023969A1
WO2019023969A1 PCT/CN2017/095588 CN2017095588W WO2019023969A1 WO 2019023969 A1 WO2019023969 A1 WO 2019023969A1 CN 2017095588 W CN2017095588 W CN 2017095588W WO 2019023969 A1 WO2019023969 A1 WO 2019023969A1
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Prior art keywords
filter
smart terminal
picture
program
parameter
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PCT/CN2017/095588
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English (en)
Chinese (zh)
Inventor
陈飞飞
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深圳传音通讯有限公司
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Application filed by 深圳传音通讯有限公司 filed Critical 深圳传音通讯有限公司
Priority to CN201780095568.8A priority Critical patent/CN111164569B/zh
Priority to PCT/CN2017/095588 priority patent/WO2019023969A1/fr
Publication of WO2019023969A1 publication Critical patent/WO2019023969A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/445—Program loading or initiating

Definitions

  • the present invention relates to the field of smart devices, and in particular, to a smart terminal-based filter switching method and a filter switching system.
  • filter technology is more and more widely used in people's lives.
  • Almost all smart terminals with camera functions or systems with image processing functions have filter functions, which can be directly beautified when taking pictures.
  • the image captured by the camera can also beautify the stored image after the photo is taken.
  • it will appear to be stuck, especially when the camera is used for the first time after using the filter or calling the image for the first time.
  • the stuttering phenomenon is especially noticeable when using filters.
  • the present invention realizes the initialization of the filter in advance by applying a blank filter that does not substantially change the image or picture parameters when the camera is started and when the picture is called, thereby eliminating the jamming phenomenon when the filter is subsequently used.
  • an object of the present invention is to provide a filter switching method based on a smart terminal and a filter switching system, which can eliminate the jamming phenomenon when using and switching filters.
  • the invention discloses a filter switching method based on a smart terminal, comprising the following steps:
  • the step of creating a blank filter in the smart terminal comprises:
  • parameter information of the first copy image or the first copy image where the parameter information includes one of an image or a pixel of a picture, a resolution, a gray value, a brightness, a red, green, and blue value of each pixel or the like.
  • the parameter information of the first copy image or the first copy picture is kept unchanged, and a second copy image or a second copy picture is formed.
  • the step of detecting whether the camera in the smart terminal is starting up or whether the picture in the smart terminal is being called is:
  • first program is an startup program of the camera
  • second program is a program call program in the smart terminal
  • the second parameter is returned, and the picture parameters in the second program are read.
  • the step of applying the blank filter to the image captured by the camera or the picture comprises:
  • the blank filter is applied to the picture corresponding to the picture parameter.
  • detecting whether other filters other than the blank filter are enabled switching the blank filter to the other enabled filter when other filters than the blank filter are enabled.
  • the steps of the mirror include:
  • the filter program being called is executed, and the other filter corresponding to the filter program called is applied to the image captured by the camera or the image.
  • the invention also discloses a smart terminal based filter switching system, comprising:
  • a blank filter creating module creating a blank filter in the smart terminal, wherein when the blank filter is applied to a camera-captured image or a picture in the smart terminal in the smart terminal, the reservation is retained Image or figure The original parameters of the slice;
  • a detecting module detecting whether a camera in the smart terminal is starting up or whether a picture in the smart terminal is being called;
  • a filter application module connected to the detection module, when the camera in the smart terminal is activated or a picture in the smart terminal is called, applying the blank filter to an image captured by the camera or On the picture
  • a filter switching module connected to the filter application module, detecting whether other filters other than the blank filter are enabled, and when the other filters except the blank filter are enabled, the blank is The filter switches to the other filters that are enabled.
  • the blank filter creation module comprises:
  • a copying unit copying an image captured by a camera in the smart terminal or a picture in the smart terminal, and buffering to form a first copy image or a first copy image
  • a parameter information acquiring unit connected to the copying unit, acquiring parameter information of the first copy image or the first copy image, where the parameter information includes pixels, resolution, gray value, brightness, and each pixel of the image or image One or more of the red, green and blue values;
  • the execution unit is connected to the parameter information acquiring unit, and keeps the parameter information of the first copy image or the first copy image unchanged to form a second copy image or a second copy image.
  • the detecting module comprises:
  • the first program and the second program are obtained, wherein the first program is an startup program of the camera, and the second program is a picture calling program in the smart terminal;
  • a first parameter returning unit connected to the program obtaining unit, and returning the first parameter when the first program is called;
  • the second parameter returning unit is connected to the program acquiring unit, and when the second program is called, returns a second parameter, and reads a picture parameter in the second program.
  • the filter application module comprises:
  • a parameter receiving unit receiving a parameter returned by the smart terminal
  • a first parameter detecting unit is connected to the parameter receiving unit, and when the parameter returned by the smart terminal is the first parameter, applying the blank filter to the image captured by the camera;
  • the second parameter detecting unit is connected to the parameter receiving unit, and when the parameter returned by the smart terminal is the second parameter, the blank filter is applied to the picture corresponding to the picture parameter.
  • the filter switching module comprises:
  • a filter program acquiring unit which acquires a filter program corresponding to other filters in the smart terminal except the blank filter
  • a blank filter deleting unit connected to the filter program acquiring unit, when the at least one of the filter programs is called, deleting the blank filter from an image captured by the camera or on the image;
  • FIG. 1 is a schematic flow chart of a filter switching method in accordance with a preferred embodiment of the present invention
  • FIG. 2 is a flow chart showing a method of creating a blank filter in a filter switching method in accordance with a preferred embodiment of the present invention
  • FIG. 3 is a flow chart showing a method for detecting a camera startup situation and a picture call situation in a filter switching method according to a preferred embodiment of the present invention
  • FIG. 4 is a flow chart showing a method of applying a blank filter to a filter switching method in accordance with a preferred embodiment of the present invention
  • FIG. 5 is a flow chart showing a method of switching a filter of a filter switching method in accordance with a preferred embodiment of the present invention
  • FIG. 6 is a block diagram showing the structure of a filter switching system in accordance with a preferred embodiment of the present invention.
  • Figure 7 is a block diagram showing the structure of a blank filter creation module of a filter switching system in accordance with a preferred embodiment of the present invention.
  • Figure 8 is a block diagram showing the structure of a detection module of a filter switching system in accordance with a preferred embodiment of the present invention.
  • Figure 9 is a block diagram showing the structure of a filter application module of a filter switching system in accordance with a preferred embodiment of the present invention.
  • Figure 10 is a block diagram showing the structure of a filter switching module of a filter switching system in accordance with a preferred embodiment of the present invention.
  • the smart terminal can be implemented in various forms.
  • the terminal described in the present invention may include a mobile terminal such as a mobile phone, a smart phone, a notebook computer, a PDA (Personal Digital Assistant), a PAD (Tablet), a PMP (Portable Multimedia Player), a navigation device, and the like, and such as Fixed terminal for digital TV, desktop computer, etc.
  • a mobile terminal such as a mobile phone, a smart phone, a notebook computer, a PDA (Personal Digital Assistant), a PAD (Tablet), a PMP (Portable Multimedia Player), a navigation device, and the like, and such as Fixed terminal for digital TV, desktop computer, etc.
  • PDA Personal Digital Assistant
  • PAD Tablet
  • PMP Portable Multimedia Player
  • FIG. 1 is a schematic flow chart of a filter switching method according to a preferred embodiment of the present invention.
  • the filter switching method specifically includes the following steps:
  • the application object of the blank filter includes both the image captured by the camera in the smart terminal and the image already stored in the smart terminal.
  • the blank filter does not change the parameters of the image or the picture, and the original parameters of the image or the picture are kept unchanged, and the image or picture is unchanged.
  • the original parameters include the pixel size, the red, green, and blue values of each pixel, that is, the RGB values and the like.
  • a filter Since the use of a filter usually occurs when the filter is used for the first time after the camera is turned on and when the filter is first used, that is, when the filter state is never used until the filter state is used, a jam occurs.
  • the blank filter needs to be applied to the image captured by the camera in the smart terminal or the picture in the smart terminal, and the filter is initialized by using a blank filter before the user does not use the filter.
  • the filter When the filter is used later, it is only necessary to perform the corresponding image processing operation, thereby eliminating the stutter phenomenon. So, you need to know if the camera is starting up or Whether the picture is being called for detection determines whether the application of the blank filter and the blank filter is the image captured by the camera or the picture in the smart terminal.
  • S300 applying a blank filter to an image captured by the camera or the image when a camera in the smart terminal is starting up or a picture in the smart terminal is being called.
  • the blank filter program is called to apply the blank filter to the image captured by the camera; when it is detected that the picture in the smart terminal is being called, the blank filter program is called. Apply a blank filter to the called picture in the smart terminal.
  • the image captured by the camera or the called picture that the user sees at this time is an image or picture with a blank filter.
  • the user may use other filters.
  • a method for creating a blank filter in the smart space includes:
  • S101 Copy an image captured by a camera in the smart terminal or a picture in the smart terminal, and cache, to form a first copy image or a first copy image.
  • the copy of the target object is substantially operated. Therefore, before the image processing operation of the image captured by the camera in the smart terminal or the image in the smart terminal, it is necessary to acquire the image captured by the camera or the smart terminal. A copy of the picture, therefore, first need to copy the image captured by the camera or the picture in the smart terminal, and perform a buffer operation, temporarily storing it in the buffer to form a first copy image or a first copy picture.
  • S102 Acquire parameter information of the first copy image or the first copy image, where the parameter information includes one of an image, a pixel of a picture, a resolution, a gray value, a brightness, and a red, green, and blue value of each pixel.
  • the parameter information includes one of an image, a pixel of a picture, a resolution, a gray value, a brightness, and a red, green, and blue value of each pixel.
  • Parameter information, parameter information should include the image, image pixel, resolution, gray value, brightness, each pixel One or more of the information such as the RGB value of the point.
  • the parameter information of the first copy image or the first copy image should be kept unchanged.
  • the parameter information is the RGB value of each pixel
  • the red, green and blue values of each pixel can be decremented by 0 or 0, which is equivalent to not changing the red, green and blue values, and otherwise
  • the operation of multiplying or dividing the red, green and blue values by 1 also does not change the red, green and blue values. In fact, all operations that do not change the original parameters of the image or image are possible.
  • the parameter information is pixel size, resolution size, brightness, and gray value
  • the value of each parameter information is multiplied by 1 or divided by 1. The operation can also be performed, even after the first copy image or the first copy image is acquired.
  • the second copy image or the second copy image acquired at this time is an image or a picture applied by a blank filter.
  • the step of detecting whether a camera in the smart terminal is being activated or whether a picture in the smart terminal is being called may specifically include:
  • S201 Acquire a first program and a second program, where the first program is an startup program of the camera, and the second program is a picture calling program in the smart terminal
  • the first program When it is detected that the program name of the first program in the smart terminal is called or the corresponding trigger flag is true, the first program is called, therefore, the camera is starting to return the first parameter to the smart terminal, and the first parameter is camera-activated. Sign.
  • the second program When it is detected that the program name of the second program in the smart terminal is called or the corresponding trigger flag is true, the second program is called, therefore, a certain picture is being called, and the second parameter is returned to the smart terminal, and the second parameter is The logo that the picture is called.
  • the picture parameter called in the second program that is, the picture calling program, thereby determining the called picture.
  • the step of applying the blank filter to the image captured by the camera or the image specifically includes:
  • S301 Receive parameters returned by the smart terminal.
  • the detection result that is, the parameter returned by the smart terminal, including the first parameter and the second parameter, and also includes the unreturned parameter.
  • the first parameter is a logo of the camera startup in the smart terminal
  • the second parameter is a flag that the image is called.
  • the parameter is not returned and the parameter is received, it does not mean that no parameter is returned, and is related to the set parameter condition, for example,
  • the true value of a parameter or a second parameter means that the camera is starting up or the picture is being called, then the first parameter and the second parameter are both false, that is, the parameter is not returned; if the first parameter or the second parameter exists, regardless of the parameter The value indicates that the camera is starting up or the picture is being called, and the first parameter and the second parameter are not received, that is, the parameter is not returned.
  • the picture parameter returned at the same time should also be received.
  • S302 Apply the blank filter to the image captured by the camera when the parameter returned by the smart terminal is the first parameter.
  • the code program corresponding to the blank filter needs to be executed, and the blank filter is applied to the image captured by the camera. Operation, advances the filter initialization without changing the parameters of the image, so the user does not know that the system has performed this operation, and the image is not the first time when the user applies the filter that changes the image parameters for the first time.
  • the filter there is no stagnation, and in the user's opinion, the first time the filter is used, there is no stagnation, and the subsequent use is the same, thus achieving the smoothness of the filter switching and use.
  • the code program corresponding to the blank filter needs to be executed, and at the same time, the picture parameter in the picture calling program needs to be read to determine The image is called, so that the blank filter is applied to the called image.
  • the initialization of the filter is advanced without changing the parameters of the image, so the user does not know that the system has performed this operation, but
  • the user first applies the filter that changes the picture parameters the picture is not the first time to use the filter, and there will be no jamming. In the user's opinion, the first time the filter is used, there is no jam, follow-up The same is true for use, thus achieving fluency in filter switching and use.
  • the steps for the other filters that are enabled include:
  • the filter program corresponding to other filters the filter program program name corresponding to other filters or the corresponding trigger flag can be used. When it is detected that the program name of a filter program is called or the corresponding trigger flag is true, I think the program is called.
  • the program is called, and the user needs to use the filter with image processing function. Therefore, it is necessary to delete the blank filter that has been used, that is, to delete the image processing operation by the blank filter.
  • the image processing by the blank filter The operation does not change the original parameters of the image or picture, so the delete operation here may not be performed.
  • the deletion method can be performed by performing the opposite operation to the image processing operation in the filter program, that is, by the reverse operation, or by saving two copies while performing the filter operation, and performing image processing operations on one of the copies.
  • the filter needs to be deleted, the copy of the image processing operation is directly deleted, and another copy that is not subjected to the image processing operation is retrieved.
  • a smart terminal-based filter switching system specifically includes the following components:
  • Blank filter creation module in order to achieve the filterless use and switching of the filter, you need to use the blank filter to achieve the filter initialization function, you need to create a blank filter.
  • the application object of the blank filter includes both the image captured by the camera in the smart terminal and the image already stored in the smart terminal.
  • the blank filter When the blank filter is applied to the image captured by the camera in the smart terminal or the picture in the smart terminal, the blank filter does not change the parameters of the image or the picture, and the original parameters of the image or the picture are kept unchanged, and the image or picture is unchanged.
  • the original parameters include the pixel size, the red, green, and blue values of each pixel, that is, the RGB values and the like.
  • Detection module because the use of the filter is usually the first time you use the filter after starting the camera and the first time you use the filter to open the picture, that is, the filter state will never be used until the filter state is used. Therefore, when starting the camera and when calling the picture, it is necessary to apply the blank filter to the image captured by the camera in the smart terminal or the picture in the smart terminal, by using the blank filter to achieve the filter before the user does not use the filter. Initialization, subsequent use of the filter only need to perform the corresponding image processing operation, thereby eliminating the phenomenon of stuttering. Therefore, it is necessary to detect whether the camera is starting up or whether the picture is being called, thereby determining whether to apply the blank filter and whether the application object of the blank filter is the image captured by the camera or the picture in the smart terminal.
  • the filter application module is connected to the detection module, and after detecting whether the camera in the smart terminal is activated and whether the picture is called, it is determined whether to apply the blank filter and the application object of the blank filter according to the detection result.
  • the blank filter program is called to apply the blank filter to the image captured by the camera; when it is detected that the picture in the smart terminal is being called, the blank filter program is called. Apply a blank filter to the called picture in the smart terminal.
  • a filter switching module connected to the filter application module, since the blank filter has been applied to the image captured by the camera or to the called image, the image captured by the camera or the called image that the user sees at this time
  • the image is an image or image with a blank filter.
  • the user may use other filters. To ensure that the user does not have any jam when using other filters, it is necessary to monitor in real time whether other filters except the blank filter are enabled. When other filters are enabled, you need to switch the blank filter to another filter that is enabled. When switching, it is only necessary to perform image processing operations in the filter program corresponding to other filters, and it is not necessary to initialize again, thereby saving running time and solving the problem of jamming.
  • the blank filter creation module specifically includes:
  • the copying unit substantially operates the copy of the target object when performing the filter operation. Therefore, before performing image processing operations on the image captured by the camera in the smart terminal or the image in the smart terminal, it is necessary to acquire the image captured by the camera or A copy of the picture in the smart terminal. Therefore, it is first necessary to copy the image captured by the camera or the picture in the smart terminal, and perform a buffer operation, temporarily storing it in the buffer to form a first copy image or a first copy picture.
  • the parameter information acquiring unit is connected to the copying unit, and after acquiring the first copy image or the first copy image, the first copy image or the first copy image needs to be processed without changing the image of the image or the image parameter, and therefore, the image needs to be acquired.
  • the parameter information of the first copy image or the first copy picture, the parameter information shall include one or more of information such as pixels of an image or a picture, resolution, gray value, brightness, RGB value of each pixel, and the like. .
  • An execution unit connected to the parameter information acquiring unit, to acquire the first copy image or the first copy image
  • the parameter information of the first copy image or the first copy picture should be kept unchanged.
  • the parameter information is the RGB value of each pixel
  • the red, green and blue values of each pixel can be decremented by 0 or 0, which is equivalent to not changing the red, green and blue values, and otherwise
  • the operation of multiplying or dividing the red, green and blue values by 1 also does not change the red, green and blue values. In fact, all operations that do not change the original parameters of the image or image are possible.
  • the value of each parameter information is multiplied by 1 or divided by 1.
  • the operation can also be performed, even after the first copy image or the first copy image is acquired.
  • the second copy image or the second copy image acquired at this time is an image or a picture applied by a blank filter.
  • the detecting module specifically includes:
  • the program obtaining unit is configured to detect whether the first program, that is, the corresponding camera program, and the second program, that is, the picture calling program, are detected whether the camera in the smart terminal is starting up or whether the picture in the smart terminal is being called. Call, therefore, you need to get the program name of the camera startup program and the picture call program, or set the corresponding trigger flag to the camera program and the picture call program. When the program is triggered, the corresponding trigger flag is true.
  • a first parameter returning unit is connected to the program acquiring unit, and when detecting that the program name of the first program in the smart terminal is called or the corresponding trigger flag is true, the first program is called, and therefore, the camera is starting, The smart terminal returns the first parameter, and the first parameter is a camera-initiated flag.
  • a second parameter returning unit is connected to the program acquiring unit.
  • the second program When it is detected that the program name of the second program in the smart terminal is called or the corresponding trigger flag is true, the second program is called, and therefore, a certain picture is being The call returns a second parameter to the smart terminal, and the second parameter is a flag that the picture is called.
  • the second parameter is a flag that the picture is called.
  • the filter application module specifically includes:
  • the parameter receiving unit after detecting whether the camera in the smart terminal is starting up or whether the picture in the smart terminal is being called, needs to receive the detection result, that is, the parameter returned by the smart terminal, including the first parameter and the second parameter, including The parameter is not returned.
  • the first parameter is the flag of the camera in the smart terminal.
  • the second parameter is the flag that the picture is called. If the parameter is not returned and the parameter is received, it does not mean that no parameter is returned. It is related to the parameter setting.
  • the first parameter or the second parameter represents true that the camera is starting up or the picture is being called, then the first parameter and the second parameter are both false, that is, the parameter is not returned; if the first parameter or the second parameter exists
  • the parameter regardless of the value of the parameter, means that the camera is starting up or the picture is being called, then the first parameter and the second parameter are not received, ie the parameter is not returned.
  • the picture parameter returned at the same time should also be received.
  • the first parameter detecting unit is connected to the parameter receiving unit, and when receiving the parameter returned by the smart terminal as the first parameter, it is considered that the camera in the smart terminal is starting, and the code program corresponding to the blank filter needs to be executed at this time,
  • the blank filter is applied to the image captured by the camera.
  • the initialization of the filter is advanced without changing the parameters of the image, so the user does not know that the system has performed this operation, and the user applies the change for the first time.
  • the image parameter is filtered, the image is not the first time the filter is used, and no jam occurs. In the user's opinion, the first time the filter is used, there is no jam, and the subsequent use is the same.
  • the second parameter detecting unit is connected to the parameter receiving unit.
  • the parameter returned by the smart terminal is the second parameter, it is considered that the picture in the smart terminal is being called, and the code program corresponding to the blank filter needs to be executed at the same time. It is necessary to read the picture parameters in the picture calling program, determine the called picture, and apply the blank filter to the called picture. Through this operation, the filter initialization work is advanced without changing the picture parameters.
  • the user does not know that the system has performed this operation, and when the user applies the filter for changing the picture parameters for the first time, the picture is not the first time the filter is used, and no jam occurs, but in the user's view, The first time the filter is used, there is no stagnation, and the subsequent use is the same, thus achieving smoothness of filter switching and use.
  • the filter switching module includes:
  • the filter program acquisition unit needs to perform the corresponding switching operation when the user uses the filter. Therefore, it is necessary to monitor the user using the filter function, and firstly, the acquisition of the smart terminal is required.
  • the filter program corresponding to the other filter outside the blank filter, the filter program program name corresponding to the other filter or the corresponding trigger flag may be used, when the program name of a certain filter program is detected or corresponding When the trigger flag is true, the program is considered to be called.
  • a blank filter deleting unit is connected to the filter program acquiring unit to acquire a filter program corresponding to the filter other than the blank filter in the smart terminal, and then monitoring the filter, and detecting a certain filter
  • the program name of the program is called or the corresponding trigger flag is true, the program is called.
  • the user needs to use the filter with image processing function. Therefore, it is necessary to delete the blank filter that has been used, that is, delete the blank filter.
  • the image processing operation in fact, the image processing operation by the blank filter does not change the original parameters of the image or the picture, so the deletion operation may not be performed here.
  • the deletion method can be performed by performing the opposite operation to the image processing operation in the filter program, that is, by the reverse operation, or by saving two copies while performing the filter operation, and performing image processing operations on one of the copies.
  • the filter needs to be deleted, the copy of the image processing operation is directly deleted, and another copy that is not subjected to the image processing operation is retrieved.
  • the other filter application unit is connected to the blank filter deleting unit. After the blank filter is deleted, the filter used by the user needs to be applied to the image captured by the camera or the image in the smart terminal. At this time, the execution is called. Filter The program applies the filter corresponding to the called filter program to the image captured by the camera or to the image. When executing the called filter program, it is only necessary to perform the image processing operation corresponding to the called filter, without performing pre-order operations such as initialization, so that the smooth switching of the filter is realized, and the filter does not appear. Caton phenomenon.

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Abstract

L'invention concerne un procédé de commutation de filtre et un système de commutation de filtre fondés sur un terminal intelligent. Le procédé de commutation de filtre comprend les étapes suivantes consistant : à créer un filtre vierge à l'intérieur d'un terminal intelligent, et lorsque le filtre vierge est appliqué à une image capturée par une caméra à l'intérieur du terminal intelligent ou à une photo à l'intérieur du terminal intelligent, à conserver des paramètres d'origine de l'image ou de la photo ; à détecter si la caméra à l'intérieur du terminal intelligent est activée ou si la photo à l'intérieur du terminal intelligent est sollicitée ; si la caméra à l'intérieur du terminal intelligent est activée ou que la photo à l'intérieur du terminal intelligent est sollicitée, à appliquer le filtre vierge à l'image capturée par la caméra ou à la photo ; à détecter si un filtre autre que le filtre vierge est activé, et si le filtre autre que le filtre vierge est activé, à supprimer le filtre vierge, et à appliquer l'autre filtre activé à l'image capturée par la caméra ou à la photo. La solution technique susmentionnée peut commuter ou solliciter sans à-coups le filtre, réalisant une commutation en douceur du filtre.
PCT/CN2017/095588 2017-08-02 2017-08-02 Procédé de commutation de filtre et système de commutation de filtre fondés sur un terminal intelligent WO2019023969A1 (fr)

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CN201780095568.8A CN111164569B (zh) 2017-08-02 2017-08-02 一种基于智能终端的滤镜切换方法及滤镜切换系统
PCT/CN2017/095588 WO2019023969A1 (fr) 2017-08-02 2017-08-02 Procédé de commutation de filtre et système de commutation de filtre fondés sur un terminal intelligent

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