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WO2019051683A1 - Procédé de photographie de lumière de remplissage, terminal mobile et support de stockage lisible par ordinateur - Google Patents

Procédé de photographie de lumière de remplissage, terminal mobile et support de stockage lisible par ordinateur Download PDF

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Publication number
WO2019051683A1
WO2019051683A1 PCT/CN2017/101627 CN2017101627W WO2019051683A1 WO 2019051683 A1 WO2019051683 A1 WO 2019051683A1 CN 2017101627 W CN2017101627 W CN 2017101627W WO 2019051683 A1 WO2019051683 A1 WO 2019051683A1
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WO
WIPO (PCT)
Prior art keywords
image
mobile terminal
fill
screen
light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/101627
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English (en)
Chinese (zh)
Inventor
傅茜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Transsion Communication Co Ltd
Original Assignee
Shenzhen Transsion Communication Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Transsion Communication Co Ltd filed Critical Shenzhen Transsion Communication Co Ltd
Priority to CN201780096693.0A priority Critical patent/CN111480333B/zh
Priority to PCT/CN2017/101627 priority patent/WO2019051683A1/fr
Publication of WO2019051683A1 publication Critical patent/WO2019051683A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene

Definitions

  • the present invention relates to the field of photographing technology, and in particular, to a fill light photographing method, a mobile terminal, and a computer readable storage medium.
  • the main object of the present invention is to provide a fill light photographing method, a mobile terminal and a computer readable storage medium, aiming at solving the technical problem of insufficient brightness of the front camera of the terminal.
  • the present invention provides a fill light photographing method, which is applied to a mobile terminal, the mobile terminal includes a front camera and a front flash, and the fill light photographing method includes the following steps:
  • the first image and the second image are combined to obtain a target image.
  • the step of controlling the brightness of the screen of the mobile terminal to fill light when receiving the pre-photographing instruction, and acquiring the first image by the front camera when the screen is filled with light comprises:
  • the first image is acquired by the front camera when the screen is filled.
  • the step of synthesizing the first image and the second image to obtain a target image includes:
  • the face image and the background image are superimposed to obtain a target image.
  • the step of acquiring the face image in the first image includes:
  • the method of filling light photography further includes:
  • the current fill mode is prompted by voice.
  • the method further includes:
  • the image adjustment instruction when the image adjustment instruction is received, adjusting an image parameter of the target image according to the image adjustment instruction, wherein the image parameter includes at least one or more of contrast, saturation, and exposure.
  • the present invention further provides a mobile terminal, the mobile terminal includes a front camera and a front flash; the mobile terminal further includes a processor, a memory, and is stored in the memory and can be
  • the fill photo taking program executed by the processor when the fill photo taking program is executed by the processor, implements the following steps:
  • the first image and the second image are combined to obtain a target image.
  • the step of controlling the brightness of the screen of the mobile terminal to fill light when receiving the pre-photographing instruction, and acquiring the first image by the front camera when the screen is filled with light comprises:
  • the first image is acquired by the front camera when the screen is filled.
  • the step of synthesizing the first image and the second image to obtain a target image includes:
  • the face image and the background image are superimposed to obtain a target image.
  • the step of acquiring the face image in the first image includes:
  • the current fill mode is prompted by voice.
  • the image adjustment instruction when the image adjustment instruction is received, adjusting an image parameter of the target image according to the image adjustment instruction, wherein the image parameter includes at least one or more of contrast, saturation, and exposure.
  • the present invention further provides a computer readable storage medium, wherein the computer readable storage medium stores a photo fill light program, wherein when the photo fill light program is executed by a processor, the following steps are implemented. :
  • the first image and the second image are combined to obtain a target image.
  • the step of controlling the brightness of the screen of the mobile terminal to fill light when receiving the pre-photographing instruction, and acquiring the first image by the front camera when the screen is filled with light comprises:
  • the first image is acquired by the front camera when the screen is filled.
  • the step of synthesizing the first image and the second image to obtain a target image includes:
  • the face image and the background image are superimposed to obtain a target image.
  • the step of acquiring the face image in the first image includes:
  • the current fill mode is prompted by voice.
  • the image adjustment instruction when the image adjustment instruction is received, adjusting an image parameter of the target image according to the image adjustment instruction, wherein the image parameter includes at least one or more of contrast, saturation, and exposure.
  • the present invention controls the screen brightness of the mobile terminal to fill light, and acquires the first image through the front camera when the screen is filled; and turns on the front flash to fill the light. And acquiring a second image through the front camera when the flash is filled; synthesizing the first image and the second image to obtain a target image.
  • the present invention respectively performs shooting by means of screen fill light and flash fill light, and combines the photos obtained by the two fill modes, extracts and clears the clear parts in each photo, thereby making the portrait And the surrounding environment can be clearly presented on the photo, which improves the brightness and clarity of the photo; the operation method is simple, and the camera performance and photo quality are improved, and the cost is not increased.
  • FIG. 1 is a schematic structural diagram of hardware of a mobile terminal according to an embodiment of the present invention.
  • FIG. 2 is a schematic flow chart of a first embodiment of a method for photographing a fill light according to the present invention
  • FIG. 3 is a schematic diagram of the refinement process of controlling the brightness of the screen of the mobile terminal to perform fill light when receiving the pre-photographing instruction, and acquiring the first image through the front camera when the screen is filled. ;
  • FIG. 4 is a schematic flow chart of a second embodiment of a photo-filling method according to the present invention.
  • the main idea of the solution of the embodiment of the present invention is: when receiving the photographing instruction, controlling the screen brightness of the mobile terminal to fill light, and acquiring the first image through the front camera when the screen is filled; and turning on the front flash to fill the light. And acquiring a second image through the front camera when the flash is filled; synthesizing the first image and the second image to obtain a target image.
  • the fill light photographing method according to the embodiment of the present invention is mainly applied to a mobile terminal, and the mobile terminal can be implemented in various manners.
  • the mobile terminal may include a mobile terminal such as a mobile phone, a tablet, a palmtop, a portable media player, a wearable device, a smart bracelet, and the like.
  • a mobile phone will be taken as an example of a mobile terminal, and those skilled in the art will understand that the configuration according to an embodiment of the present invention can be applied to other types of movements in addition to components particularly for mobile purposes. terminal.
  • FIG. 1 is a schematic structural diagram of hardware of a mobile terminal involved in an embodiment of the present invention.
  • the mobile terminal may include a processor 1001 (for example, a CPU), a communication bus 1002, a user interface 1003, a network interface 1004, and a memory 1005.
  • the communication bus 1002 is configured to implement connection communication between the components; the user interface 1003 may include a fingerprint collector (fingerprint sensor), a display (Display), an input unit such as a keyboard (Keyboard); the network interface 1004 may optionally Including standard wired interface, wireless interface (such as WI-FI interface); memory 1005 can be high-speed RAM memory or stable memory (non-volatile Alternatively, the memory 1005 may alternatively be a storage device independent of the processor 1001 described above.
  • the user interface 1003 may include a fingerprint collector (fingerprint sensor), a display (Display), an input unit such as a keyboard (Keyboard);
  • the network interface 1004 may optionally Including standard wired interface, wireless interface (such as WI-FI interface); memory 1005 can be high-speed RAM memory or stable memory (non-volatile Alternatively, the memory 1005 may alternatively be a storage device independent of the processor 1001 described above.
  • the mobile terminal may further include a camera (front camera), a flash (front flash), and RF (Radio) Frequency, RF) circuits, sensors, audio circuits, WiFi modules, and more.
  • sensors such as light sensors, motion sensors, and other sensors.
  • the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor can adjust the brightness of the display according to the brightness of the ambient light, and the proximity sensor can close the display and/or according to the distance between the photosensitive device and the reference object. Backlighting.
  • the gravity acceleration sensor can detect the magnitude of acceleration in each direction (usually three axes), and can detect the magnitude and direction of gravity when stationary, and can be used to identify the posture of the mobile terminal (such as horizontal and vertical screen switching, Related games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.; of course, the mobile terminal can also be equipped with other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared sensor, etc. This will not be repeated here.
  • FIG. 1 does not constitute a limitation of the mobile terminal, and may include more or less components than those illustrated, or combine some components or different components. Arrangement.
  • the memory 1005 as a computer readable storage medium of FIG. 1 can include an operating system, a network communication module, and a fill photo taking program.
  • the network communication module is mainly used to connect to a server for data communication with the server; and the processor 1001 can call the fill photo taking program stored in the memory 1005 and perform the following operations:
  • the first image and the second image are combined to obtain a target image.
  • the step of controlling the screen brightness of the mobile terminal to fill light, and acquiring the first image through the front camera when the screen is filled includes:
  • the first image is acquired by the front camera when the screen is filled.
  • the step of synthesizing the first image and the second image to obtain a target image includes:
  • the face image and the background image are superimposed to obtain a target image.
  • the step of acquiring the face image in the first image includes:
  • processor 1001 may also call the fill photo taking program stored in the memory 1005 and perform the following operations:
  • the current fill mode is prompted by voice.
  • processor 1001 may also call the fill photo taking program stored in the memory 1005 and perform the following operations:
  • the image adjustment instruction when the image adjustment instruction is received, adjusting an image parameter of the target image according to the image adjustment instruction, wherein the image parameter includes at least one or more of contrast, saturation, and exposure.
  • the invention provides a method of filling light photographing.
  • FIG. 2 is a schematic flow chart of a first embodiment of a photo-filling photographing method according to the present invention.
  • the fill light photographing method is applied to a mobile terminal, and the mobile terminal includes a front camera and a front flash, and the fill light photographing method includes the following steps:
  • Step S10 when receiving the pre-photographing instruction, controlling the screen brightness of the mobile terminal to fill light, and acquiring the first image through the front camera when the screen is filled;
  • the two have their own defects, the uniformity of the flash fill light is poor, although the face and part of the background can be illuminated, but it is easy to cause the background is clear but the face is too exposed, or the face is too dark and the background is too dark Screen fill light can evenly illuminate the face, but the fill light range is limited to the face of the face, other backgrounds are often difficult to illuminate. Therefore, these photographing methods have certain defects.
  • the present embodiment proposes a fill light photographing method to solve the technical problem that the front camera of the mobile terminal lacks the brightness of the photograph.
  • the fill light photographing method in this embodiment is applied to a mobile terminal, and the mobile terminal in the following description will take a mobile phone as an example for description.
  • the camera is provided with a camera on the same side of the screen, and the camera on the same side of the screen is called a front camera in order to distinguish it from the camera on the back of the mobile phone.
  • the front camera in this embodiment may be a fixed camera fixed on the screen side of the mobile phone, or may be a rotatable camera whose current position is on the screen side of the mobile phone.
  • a front flash is also provided for filling light during front camera shooting.
  • the user when the user needs to use the front camera of the mobile phone to perform self-photographing, the user can open the camera interface in the mobile phone and click the front camera option to trigger the front camera command; of course, the user can also pass the text input mode. Input the command text or command code corresponding to the front camera command to trigger the pre-shooting command; of course, the front camera command can be triggered by voice input.
  • the mobile phone receives the pre-shooting command, it will activate the camera function of the front camera and enter the front shooting mode.
  • the mobile phone When entering the front shooting mode, the mobile phone first controls the brightness of the screen to increase the display brightness of the screen, thereby filling the current shooting.
  • the light emitted from the screen of the mobile phone can be regarded as a surface light source; in the state where the surface light source is illuminated, the face in front of the front camera of the mobile phone will be evenly illuminated, achieving the effect of soft light; At the same time, since the brightness of the screen is lowered relative to the flash, it is not irritating to the human eye, and the user can take a picture with a more natural expression on the screen fill light. While the screen is being filled, the mobile phone screen will also display the image currently captured by the front camera. The user can adjust his movements, facial expressions or the shooting angle of the mobile phone according to the content displayed on the screen; the user is determined to shoot.
  • the camera button can be a virtual button in the virtual keyboard of the mobile phone screen, or a physical button such as a volume button or a Home button
  • the mobile phone is supplemented by the screen according to the user's operation.
  • the first image is acquired by shooting through the front camera.
  • the user can also use the voice to control the mobile phone to take pictures, or set a delayed photo.
  • Step S20 the front flash is turned on to fill light, and the second image is acquired by the front camera when the flash is filled;
  • step S10 and step S20 are performed in a state in which the screen fill light and the flash fill light are respectively performed in a short time; first, the first image is captured by the screen fill light, and then the flash is used to fill the light.
  • the method completes the shooting of the second image to obtain the first image and the second image; of course, in the actual process, the second image may be captured by the flash fill light, and then the screen fill light is completed.
  • the photographing of an image and the order of the filling modes do not constitute a limitation of the technical solution of the embodiment.
  • Step S30 synthesizing the first image and the second image to obtain a target image.
  • the first image is captured in the screen fill state, and the screen fill light can be regarded as the surface light source; in the state where the surface light source is illuminated, the face in front of the front camera of the mobile phone will It will be evenly illuminated, achieving a soft light effect for clear imaging, and because the brightness of the screen is reduced relative to the flash, it will not irritate the human eye, and the user can fill the screen with a more natural expression.
  • the range of fill light is limited to the face and the surrounding area.
  • Other backgrounds are usually difficult to illuminate, so the face in the first image can be clearly imaged except near the screen of the mobile phone.
  • the brightness of other backgrounds is darker.
  • the second image is taken in the flash fill state, and at this time, the flash fill light is similar to the point light source, and its center brightness is high, which can illuminate the face and the background, but the flash brightness is high. It is also easy to cause overexposure, resulting in a clear background in the second image but the image of the face and surrounding is not clear.
  • the first image and the second image may be combined, and the clear portions of the first image and the second image are respectively taken, thereby obtaining an overall clear target image.
  • the mobile phone acquires the face image in the first image, acquires the background image in the second image, and superimposes the face image and the background image to obtain the target image.
  • the face image in the first image is clear
  • the background image in the second image is also clear, so the superimposed composite target image is also clear overall.
  • the obtaining of the face image in the first image may be implemented by: when obtaining the first image and the second image, the mobile phone first performs face detection on the first image, and identifies the first image.
  • Face area, in which face detection generally has the following methods:
  • 1 reference template method first design one or several standard face templates, then calculate the degree of matching between the sample collected by the test and the standard template, and judge whether there is a human face through the threshold;
  • the method of the face rule is to extract these features to generate corresponding rules to determine whether the test sample contains a human face;
  • This method adopts the method of artificial neural network in pattern recognition, that is, the classifier is generated by learning the face image sample set and the non-image sample set;
  • This method treats all face image sets as one face image subspace and determines whether there is a face image based on the distance between the detected sample and its projection in the subspace.
  • the specific face recognition process may adopt the above-mentioned face detection technology, and of course, other existing face detection technologies may be used, which are not specifically limited in this embodiment.
  • the handset Upon identifying the face region in the first image, the handset will perform edge detection and cutting on the face region to distinguish the face region in the first image from other regions in the first image.
  • the mobile phone When the distinction is completed, the mobile phone will transparently process other areas than the face area in the first image. When the transparency processing is completed, all the areas except the face area in the original first image are transparent, thereby obtaining a face image.
  • the second image is subjected to face detection to identify a face region in the second image; when the face region in the second image is recognized, the region other than the face region is in the second image a background area; at this time, edge detection and cutting are also performed on the face area to distinguish the face area of the second image from the background area; when the distinction is completed, the face area in the second image is transparently processed; When the transparency processing is completed, the face area in the original second image is transparent, thereby obtaining a background image without the face area.
  • the face image and the background image are obtained, the face image and the background image are superimposed, that is, the target image is obtained.
  • the background other than the face is mainly photographed to obtain the background image, so the requirement for the face portion is lower, and the brightness of the flash is higher.
  • the flash is flashing, the sudden bright light has a certain stimulation to the human eye. Therefore, when taking the second image, the user can close the eye to take photos, avoiding the flashing of the flash to the human eye.
  • the mobile phone can issue a voice prompt during the whole process of shooting to prompt the current fill mode.
  • the mobile phone when controlling the brightness of the screen to fill the light, can issue a “currently fill light” voice prompt; in the flash fill mode, the mobile phone can issue a “current flash fill light” voice prompt, the user is hearing When the voice prompts, the eyes can be closed to avoid the stimulation of the flash by the flash.
  • the screen brightness of the mobile terminal is controlled to fill light, and the first image is acquired by the front camera when the screen is filled; the front flash is turned on. Filling light, and acquiring a second image through the front camera when the flash is filled; synthesizing the first image and the second image to obtain a target image.
  • the embodiment performs shooting by means of screen fill light and flash fill light, and synthesizes the photos obtained by the two fill modes, extracts and clears the clear parts in each photo, thereby making Both the portrait and the surrounding environment can be clearly presented on the photo, which improves the brightness and clarity of the photo; the operation method is simple, and the camera performance and the photo quality are improved, and the cost is not increased.
  • FIG. 3 is a diagram of controlling the screen brightness of the mobile terminal to fill light when receiving the pre-photographing instruction, and acquiring the first image through the front camera when the screen is filled. Refine the process diagram.
  • step S10 includes:
  • Step S11 when receiving the pre-photographing instruction, acquiring the current ambient light intensity, and controlling the screen brightness of the mobile terminal according to the ambient light intensity to fill light;
  • step S12 the first image is acquired by the front camera when the screen is filled.
  • the mobile phone controls the brightness of the screen according to the current ambient light intensity. Specifically, when receiving the pre-shooting instruction triggered by the user, the mobile phone will activate the camera function of the front camera to enter the front shooting mode; at the same time, the mobile phone will obtain the current ambient light intensity through the photosensitive element, wherein the photosensitive element It can be set separately in the mobile phone, or it can be integrated inside the front camera; when the ambient light intensity is obtained, the ambient light intensity is compared with the preset standard light intensity to determine whether the ambient light intensity is less than the preset standard.
  • the preset standard light intensity is a preset parameter value, which can understand the light intensity value that the front camera can clearly image, and can have different preset standard light intensity for different front cameras; If the light intensity is less than the preset standard light intensity, it indicates that the ambient light intensity is relatively high. At this time, the difference between the preset standard light intensity and the ambient light intensity is calculated, and then the preset screen brightness control is controlled according to the difference. Find the corresponding screen brightness parameter on the parameter table, and increase the screen according to the brightness parameter.
  • the brightness is complemented, wherein the preset screen brightness control parameter table can be understood as a relationship between the light intensity difference and the screen brightness. The table can be used to determine whether the screen brightness should be adjusted in the case of a certain light intensity difference. The screen fills the light best; if the ambient light intensity is greater than or equal to the preset standard light intensity, then the phone will maintain the current screen brightness.
  • the image can be taken while the screen is being filled, and the first image is acquired.
  • FIG. 4 is a schematic flow chart of a second embodiment of a photo-filling photographing method according to the present invention.
  • the method further includes:
  • Step S40 when receiving the image adjustment instruction, adjusting an image parameter of the target image according to the image adjustment instruction, wherein the image parameter includes at least one or more of contrast, saturation, and exposure.
  • the mobile phone will display the target image on the screen to facilitate the user to view; if the user thinks that the target image does not meet the requirement,
  • the target image can be manually adjusted twice.
  • the mobile phone can also call the original first image and the second image, and display the target image, the first image and the second image respectively in the same interface for the user to compare and view; the user can also manually use the first image in the first image.
  • the overlapping area is selected in the second image, and then the new target image is re-synthesized.
  • the phone can also support other common image editing operations, such as rotation, cutting, graffiti, and so on.
  • the present invention also provides a mobile terminal.
  • the mobile terminal of the present invention includes a front camera and a front flash; the mobile terminal further includes a processor, a memory, and a fill light photographing program stored on the memory and executable by the processor, the fill light photographing When the program is executed by the processor, the following steps are implemented:
  • the first image and the second image are combined to obtain a target image.
  • the step of controlling the screen brightness of the mobile terminal to fill light, and acquiring the first image through the front camera when the screen is filled includes:
  • the first image is acquired by the front camera when the screen is filled.
  • the step of synthesizing the first image and the second image to obtain a target image includes:
  • the face image and the background image are superimposed to obtain a target image.
  • the step of acquiring the face image in the first image includes:
  • the current fill mode is prompted by voice.
  • the image adjustment instruction when the image adjustment instruction is received, adjusting an image parameter of the target image according to the image adjustment instruction, wherein the image parameter includes at least one or more of contrast, saturation, and exposure.
  • the present invention also provides a computer readable storage medium.
  • the computer readable storage medium of the present invention stores a fill photo taking program, wherein when the fill photo taking program is executed by the processor, the following steps are implemented:
  • the first image and the second image are combined to obtain a target image.
  • the step of controlling the screen brightness of the mobile terminal to fill light, and acquiring the first image through the front camera when the screen is filled includes:
  • the first image is acquired by the front camera when the screen is filled.
  • the step of synthesizing the first image and the second image to obtain a target image includes:
  • the face image and the background image are superimposed to obtain a target image.
  • the step of acquiring the face image in the first image includes:
  • the current fill mode is prompted by voice.
  • the image adjustment instruction when the image adjustment instruction is received, adjusting an image parameter of the target image according to the image adjustment instruction, wherein the image parameter includes at least one or more of contrast, saturation, and exposure.
  • portions of the technical solution of the present invention that contribute substantially or to the prior art may be embodied in the form of a software product stored in a storage medium (such as a ROM/RAM as described above). , a disk, an optical disk, including a number of instructions for causing a terminal device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the methods described in various embodiments of the present invention.
  • a terminal device which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.

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Abstract

L'invention concerne un procédé de photographie de lumière de remplissage. Le procédé comprend les étapes suivantes : lorsqu'une instruction de photographie orientée vers l'avant est reçue, commander la luminosité d'un écran du terminal mobile de façon à se remplir de lumière, et acquérir une première image au moyen de la caméra orientée vers l'avant lorsque l'écran se remplit de lumière; allumer le flash orienté vers l'avant pour se remplir de lumière, et acquérir une seconde image au moyen de la caméra orientée vers l'avant lorsque le flash se remplit de lumière; et combiner la première image et la seconde image afin d'obtenir une image cible. L'invention concerne également un terminal mobile et un support de stockage lisible par ordinateur. La présente invention réalise une photographie au moyen d'un écran de remplissage en lumière et d'un flash de remplissage en lumière, respectivement, combine des photographies obtenues au moyen des deux moyens de remplissage en lumière, et extrait les parties claires dans diverses photographies et épisse et fusionne celles-ci, ce qui permet d'obtenir à la fois un portrait et l'environnement environnant clairement présents dans les photographies de façon à améliorer la luminosité et la définition des photographies.
PCT/CN2017/101627 2017-09-13 2017-09-13 Procédé de photographie de lumière de remplissage, terminal mobile et support de stockage lisible par ordinateur Ceased WO2019051683A1 (fr)

Priority Applications (2)

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CN201780096693.0A CN111480333B (zh) 2017-09-13 2017-09-13 补光拍照方法、移动终端及计算机可读存储介质
PCT/CN2017/101627 WO2019051683A1 (fr) 2017-09-13 2017-09-13 Procédé de photographie de lumière de remplissage, terminal mobile et support de stockage lisible par ordinateur

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CN111654636A (zh) * 2020-06-30 2020-09-11 西安易朴通讯技术有限公司 一种拍摄方法、装置、电子设备及存储介质
CN111767762A (zh) * 2019-04-01 2020-10-13 深圳兆日科技股份有限公司 移动终端、发光器的控制方法、系统和可读存储介质
CN112052827A (zh) * 2020-09-21 2020-12-08 陕西科技大学 一种基于人工智能技术的屏幕隐藏方法
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CN113376931A (zh) * 2021-06-10 2021-09-10 复旦大学 用于甲状旁腺探测的荧光区域光强补光方法、装置及系统
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