WO2019052287A1 - 面部信息预览方法及相关产品 - Google Patents

面部信息预览方法及相关产品 Download PDF

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Publication number
WO2019052287A1
WO2019052287A1 PCT/CN2018/099244 CN2018099244W WO2019052287A1 WO 2019052287 A1 WO2019052287 A1 WO 2019052287A1 CN 2018099244 W CN2018099244 W CN 2018099244W WO 2019052287 A1 WO2019052287 A1 WO 2019052287A1
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WO
WIPO (PCT)
Prior art keywords
facial information
interface
information collecting
frame transition
terminal device
Prior art date
Application number
PCT/CN2018/099244
Other languages
English (en)
French (fr)
Inventor
王健
惠方方
Original Assignee
Oppo广东移动通信有限公司
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 Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to EP18855910.8A priority Critical patent/EP3667497A4/en
Publication of WO2019052287A1 publication Critical patent/WO2019052287A1/zh
Priority to US16/816,021 priority patent/US11302115B2/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/161—Detection; Localisation; Normalisation
    • 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
    • G06F9/46—Multiprogramming arrangements
    • G06F9/48—Program initiating; Program switching, e.g. by interrupt
    • G06F9/4806—Task transfer initiation or dispatching
    • G06F9/4843—Task transfer initiation or dispatching by program, e.g. task dispatcher, supervisor, operating system
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/161—Detection; Localisation; Normalisation
    • G06V40/165—Detection; Localisation; Normalisation using facial parts and geometric relationships
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/172—Classification, e.g. identification
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/60—Static or dynamic means for assisting the user to position a body part for biometric acquisition
    • G06V40/67—Static or dynamic means for assisting the user to position a body part for biometric acquisition by interactive indications to the user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/667—Preventing unauthorised calls from a telephone set
    • H04M1/67—Preventing unauthorised calls from a telephone set by electronic means

Definitions

  • the present invention relates to the field of terminal equipment technologies, and in particular, to a method for previewing facial information and related products.
  • Face unlocking is a means of rights management through face recognition or face verification technology.
  • the terminal system can use the biometric feature of the face as a password for rights protection.
  • Face unlocking has applications in many areas: unlocking smartphones, unlocking banks and prison gates, and more.
  • the face unlocking technology firstly, a plurality of face images of a certain authority user are collected, and the face feature database of the user is established after preprocessing and feature extraction; when unlocked, the collected image information passes through the face detection and After the feature is extracted, it is searched in the pre-established face feature database to find out whether similar data exists. If there is data with a similarity greater than a certain threshold (such as 0.9), the recognition is successful, the user has the right to unlock, and if the similar data is not found in the library, the user is considered to have no permission and the unlocking fails.
  • a certain threshold such as 0.9
  • the embodiment of the invention provides a face information preview method and related products, so as to improve the accuracy and stability of the preview interface display screen.
  • an embodiment of the present invention provides a terminal device, a facial information collecting device, a display device, a memory, and a processor, wherein the facial information collecting device is connected to the processor, and the display device is connected to the processor. Connecting the processor to the memory, wherein
  • the facial information collecting device is configured to collect facial information
  • the display device is configured to display at least one frame transition interface on a display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect facial information;
  • the processor is configured to: when detecting an instruction for requesting the facial information collecting device to collect facial information, turning on the facial information collecting device;
  • the processor is further configured to generate a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used for displaying The facial information currently collected by the facial information collecting device;
  • the display device is further configured to switch to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • an embodiment of the present invention provides a method for previewing facial information, including:
  • a screen switching notification used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is configured to display the current collection by the facial information collecting device Facial information;
  • the at least one frame transition interface is switched to the preview interface.
  • an embodiment of the present invention provides a method for previewing a face information, the method being applied to a terminal device including a face information collecting device, a display device, a memory, a communication module, and a processor, the method comprising:
  • the processor When detecting an instruction for requesting the facial information collecting device to collect the facial information, the processor turns on the facial information collecting device, and the display device displays at least one frame transition interface on the display interface of the terminal device;
  • the processor generates a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the facial information. Collecting facial information currently collected by the device;
  • the display device Upon detecting the generation of the screen switching notification, the display device is switched to the preview interface by the at least one frame transition interface.
  • an embodiment of the present invention provides a terminal device, including:
  • An opening unit configured to: when detecting an instruction for requesting the facial information collecting device to collect facial information, turning on the facial information collecting device;
  • a display unit configured to display at least one frame transition interface on a display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect facial information
  • a generating unit configured to generate a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the facial The face information currently collected by the information collecting device;
  • a switching unit configured to switch to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • an embodiment of the present invention provides a terminal device, including:
  • processor a processor, a memory, a communication interface, and a communication bus, wherein the processor, the memory, and the communication interface are connected by the communication bus and complete communication with each other;
  • the memory stores executable program code for wireless communication
  • the processor is configured to invoke the executable program code in the memory to perform some or all of the steps described in the second aspect of the embodiments of the present invention.
  • an embodiment of the present invention provides a computer readable storage medium, wherein the computer readable storage medium stores a computer program for electronic data exchange, wherein the computer program causes the computer to execute the embodiment of the present invention.
  • the computer includes a terminal device.
  • an embodiment of the present invention provides a computer program product, wherein the computer program product comprises a non-transitory computer readable storage medium storing a computer program, the computer program being operative to cause a computer to perform the implementation of the present invention.
  • the computer program product can be a software installation package, and the computer includes the terminal device.
  • the facial information previewing method opens the facial information collecting device and displays at least the display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect facial information.
  • a frame transition interface configured to generate a screen switching notification by using a face information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the face
  • the face information currently collected by the information collecting device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • FIG. 1 is a schematic structural diagram of another terminal device according to an embodiment of the present invention.
  • FIG. 2 is a schematic flow chart of a method for previewing facial information disclosed in an embodiment of the present invention
  • 2-1 is a schematic diagram of an effect of a preview interface disclosed in an embodiment of the present invention.
  • 2-2 is a schematic diagram of an effect of a preview interface disclosed in an embodiment of the present invention.
  • 2-3 is a schematic diagram of an effect of a preview interface disclosed in an embodiment of the present invention.
  • FIGS. 2-4 are schematic diagrams of effects of a preview interface according to an embodiment of the present invention.
  • FIG. 3 is a schematic flow chart of another method for previewing facial information according to an embodiment of the present invention.
  • FIG. 4 is a schematic flow chart of another method for previewing facial information according to an embodiment of the present invention.
  • FIG. 5 is a schematic flowchart diagram of another method for previewing facial information according to an embodiment of the present invention.
  • 6-1 is a block diagram of a unit structure of a terminal device according to an embodiment of the present invention.
  • 6-2 is a block diagram of a unit structure of a terminal device according to an embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of a terminal device according to an embodiment of the present disclosure.
  • FIG. 8 is a schematic structural diagram of another terminal device according to an embodiment of the present invention.
  • references to "an embodiment” herein mean that a particular feature, structure, or characteristic described in connection with the embodiments can be included in at least one embodiment of the invention.
  • the appearances of the phrases in various places in the specification are not necessarily referring to the same embodiments, and are not exclusive or alternative embodiments that are mutually exclusive. Those skilled in the art will understand and implicitly understand that the embodiments described herein can be combined with other embodiments.
  • facial information is a facial image of the user, and the facial image may be an image including only the face of the user, or an image of the other body parts of the user in addition to the face of the user, which is not limited in the embodiment of the present application.
  • the "transition interface” mentioned herein is an interface displayed by the display device of the terminal device.
  • the time point displayed by the transition interface is after the terminal device starts the face information collection device, before displaying the preview interface.
  • FIG. 1 is a schematic flowchart of a method for accessing a wireless network according to an embodiment of the present invention. As shown in FIG. 1 , a method for accessing a wireless network in an embodiment of the present invention includes the following steps:
  • the terminal device involved in the embodiments of the present invention may include various handheld devices having wireless communication functions, in-vehicle devices, wearable devices, computing devices, or other processing devices connected to the wireless modem, and various forms of user devices (user Equipment, UE), mobile station (MS), etc.
  • UE user Equipment
  • MS mobile station
  • the terminal device described in the embodiment of the present invention is provided with a facial information collecting device, wherein the facial information collecting device may be a universal camera module, such as a front camera.
  • the facial information collecting device may be a universal camera module, such as a front camera.
  • FIG. 1 is a schematic structural diagram of a terminal device 100 according to an embodiment of the present invention.
  • the terminal device 100 includes: a housing, a display device, a main board, a battery, and a sub-board.
  • the front camera 21 is disposed on the main board.
  • the processor 110, the memory 120, the SIM card slot, and the like, the sub-board is provided with a vibrator, an integrated sound chamber, and a VOOC flash charging interface, and the front camera 21 constitutes a facial information collecting device of the terminal device 100, wherein
  • the facial information collecting device is configured to collect facial information
  • the display device is configured to display at least one frame transition interface on a display interface of the terminal device when detecting an instruction for requesting the face information collection device to collect facial information; the display device may include a display screen of the terminal device.
  • the processor 110 is configured to: when detecting an instruction for requesting the facial information collecting device to collect facial information, turning on the facial information collecting device;
  • the processor 110 is further configured to generate a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to Displaying facial information currently collected by the facial information collecting device;
  • the display device is further configured to switch to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the front camera 21 is configured to collect a facial image of the user. After acquiring the facial image, the processor 110 may perform preprocessing on the facial image, extract a facial feature point, or send the facial image to a server, and the server The facial image is preprocessed to extract facial feature points.
  • the processor 110 when the instruction for requesting the facial information collecting device to collect facial information is detected, the processor 110 is specifically configured to:
  • the processor 110 detects an input request of a face information template
  • the processor 110 detects an unlock request for a target event.
  • the processor 110 when the at least one frame transition interface is a multi-frame transition interface, when the screen switching notification is generated by the facial information collecting service, the processor 110 is specifically configured to:
  • the screen switching notification is generated by the face information collecting service when detecting that the number of playing frames of the multi-frame transition interface is greater than or equal to the preset number of frames.
  • the processor 110 when the at least one frame transition interface is a frame interface, when the screen switching notification is generated by the face information collecting service, the processor 110 is specifically configured to:
  • the screen switching notification is generated by the facial information collecting service.
  • the processor 110 is further configured to:
  • the processor 110 is further configured to:
  • the terminal device when detecting an instruction for requesting the face information collecting device to collect the face information, turns on the face information collecting device and displays at least one frame on the display interface of the terminal device.
  • a transition interface is configured to generate a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is configured to display the facial information collection
  • the face information currently collected by the device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • FIG. 2 is a schematic flowchart diagram of a method for previewing facial information according to an embodiment of the present invention.
  • the face information preview method in the embodiment of the present invention includes the following steps:
  • the terminal device When detecting an instruction for requesting the facial information collecting device to collect the facial information, the terminal device turns on the facial information collecting device and displays at least one frame transition interface on the display interface of the terminal device.
  • the terminal device when an entry request of the face information template is detected, or an unlock request for the target event is detected, the terminal device turns on the face information collection device and displays at least one frame transition interface on the display interface of the terminal device. Since the loading time node of the preview interface is earlier than the time node that the face information collecting device is successfully turned on, the time difference between the two time nodes may cause a black screen of the preview interface. In order to avoid the appearance of the black screen phenomenon of the preview interface, when the terminal device detects an instruction for requesting the facial information collecting device to collect the facial information, the terminal device turns on the facial information collecting device, and displays at least one on the display interface of the terminal device. Frame transition interface.
  • the at least one frame transition interface may be a multi-frame animation, or may be a still picture of one frame, which is not limited in the embodiment of the present invention.
  • the terminal device generates a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the facial information.
  • the face information currently collected by the collection device.
  • the face information collection service when the at least one frame transition interface is a multi-frame transition interface, when the number of play frames of the multi-frame transition interface is greater than or equal to a preset number of frames, the face information collection service is used. The screen switching notification is generated.
  • the first few frames of the preview interface are displayed (generally the first three frames) Frame) screens are all black screens.
  • the preview interface black screen is replaced by the transition screen.
  • the at least one frame transition interface is a frame interface
  • the play duration of the one frame interface is greater than or equal to a preset duration
  • the image is generated by the face information collection service. Switch notifications.
  • the effect of the preview interface is as shown in FIG. 2-1, and the preview interface is used to display image information captured by the facial information collection device for reference by the user and adjust the shooting angle.
  • the terminal device When detecting that the screen switching notification is generated, the terminal device is switched to the preview interface by the at least one frame transition interface.
  • the facial information previewing method opens the facial information collecting device and displays at least the display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect facial information.
  • a frame transition interface configured to generate a screen switching notification by using a face information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the face
  • the face information currently collected by the information collecting device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • the detecting an instruction for requesting the facial information collecting device to collect facial information includes:
  • An entry request for detecting a face information template is detected
  • the face information template is a template for comparing the collected face information and then unlocking.
  • the detecting the unlocking request for the target event may be, for example, detecting an unlocking request for the desktop, an unlocking request for the application, an unlocking request for the file, an authentication request for the payment application, payment, etc., etc., Make a limit.
  • the unlock request for the desktop is an unlock request for the lock screen desktop;
  • the unlock request for the application is an unlock request for a specific operation of the application, such as application launch, application deletion, etc.;
  • the unlock request for the file is a pointer to the file
  • the authentication request for the payment is an authentication request when the payment is made to an application such as Alipay and mobile banking, for example, when using PayPal for payment, when using mobile banking for transfer.
  • the generating a screen switching notification by using the facial information collecting service includes:
  • the screen switching notification is generated by the face information collecting service when detecting that the number of playing frames of the multi-frame transition interface is greater than or equal to the preset number of frames.
  • the generating a screen switch notification by using the face information collection service includes:
  • the screen switching notification is generated by the facial information collecting service.
  • the method when the at least one frame transition interface is a multi-frame transition interface, after the opening the facial information collection device and displaying at least one frame transition interface on the display interface of the terminal device, the method also includes:
  • the transition interface may be updated in real time according to the image information captured by the face information collection device.
  • the terminal device detects that the user does not directly look at the front camera, the terminal device switches the transition interface of the current frame to the next frame transition interface, and displays a message for reminding the user to rotate the head on the next frame transition interface. Directly view the information of the front camera.
  • the effect of the transition interface of the current frame is as shown in FIG. 2-2.
  • the effect of the transition interface is illustrated. Refer to Figure 2-3.
  • the effect of the transition interface is shown in FIG. 2-4.
  • the method further includes:
  • the facial information collecting device collects at least one facial image of the user, and after acquiring the facial image, the terminal device may perform preprocessing on the facial image, extract facial feature points, and the like to obtain a facial information template.
  • the terminal device matches the collected user facial information with the facial information template, and when detecting that the collected facial information of the user matches the facial information template, the terminal device performs an unlocking operation, thereby Improve the security of the terminal equipment.
  • FIG. 3 is a schematic flowchart diagram of another method for previewing facial information according to an embodiment of the present invention.
  • the face information preview method in the embodiment of the present invention includes the following steps:
  • the terminal device When detecting an instruction for requesting the facial information collecting device to collect facial information, the terminal device turns on the facial information collecting device and displays a multi-frame transition interface on the display interface of the terminal device.
  • the terminal device updates the multi-frame transition interface according to the facial information collected by the facial information collection device.
  • the terminal device When detecting that the number of the play frames of the multi-frame transition interface is greater than or equal to the preset number of frames, the terminal device generates the screen switch notification by using the face information collection service, where the screen switch notification is used to notify the The terminal device is switched from the at least one frame transition interface to the preview interface, and the preview interface is configured to display the face information currently collected by the face information collection device.
  • the terminal device When detecting that the screen switching notification is generated, the terminal device is switched to the preview interface by the at least one frame transition interface.
  • the detecting the instruction for requesting the facial information collecting device to collect the facial information may include: detecting an input request of the facial information template; or detecting an unlocking request for the target event.
  • the terminal device acquires the facial information collected by the facial information collecting device.
  • the terminal device detects whether the collected facial information matches the facial information template.
  • the terminal device performs an unlocking operation on the terminal device when detecting that the collected facial information matches the facial information template.
  • the facial information previewing method opens the facial information collecting device and displays at least the display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect facial information.
  • a frame transition interface configured to generate a screen switching notification by using a face information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the face
  • the face information currently collected by the information collecting device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • FIG. 4 is a schematic flowchart of another method for previewing facial information according to an embodiment of the present invention.
  • the face information preview method in the embodiment of the present invention includes the following steps:
  • the terminal device When detecting an instruction for requesting the facial information collecting device to collect the facial information, the terminal device turns on the facial information collecting device and displays a frame transition interface on the display interface of the terminal device;
  • the terminal device When detecting that the play duration of the one-frame interface is greater than or equal to a preset duration, the terminal device generates the screen switch notification by using the face information collection service, where the screen switch notification is used to notify the terminal device that The at least one frame transition interface is switched to a preview interface, and the preview interface is configured to display face information currently collected by the face information collection device;
  • the terminal device When detecting that the screen switching notification is generated, the terminal device is switched to the preview interface by the at least one frame transition interface.
  • the detecting the instruction for requesting the facial information collecting device to collect the facial information may include: detecting an input request of the facial information template; or detecting an unlocking request for the target event.
  • the facial information previewing method opens the facial information collecting device and displays at least the display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect facial information.
  • a frame transition interface configured to generate a screen switching notification by using a face information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the face
  • the face information currently collected by the information collecting device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • FIG. 5 is a schematic flowchart diagram of another method for previewing facial information according to an embodiment of the present invention.
  • the face information preview method is applied to a terminal device including a face information collecting device, a display device, a memory, a communication module, and a processor.
  • the face information preview method in the embodiment of the present invention includes the following steps:
  • the processor detects an instruction for requesting the facial information collecting device to collect facial information
  • the processor turns on the facial information collecting device, where the display device displays at least one on a display interface of the terminal device.
  • Frame transition interface
  • the processor generates a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is configured to display the The facial information currently collected by the facial information collecting device;
  • the display device When detecting that the screen switching notification is generated, the display device is switched to the preview interface by the at least one frame transition interface.
  • the processor detects an instruction for requesting the facial information collecting device to collect facial information, including:
  • the processor detects an input request of a face information template
  • the processor detects an unlock request for a target event.
  • the processor when the at least one frame transition interface is a multi-frame transition interface, the processor generates a screen switching notification by using a facial information collection service, including:
  • the processor generates the screen switching notification by using the facial information collecting service when detecting that the number of playing frames of the multi-frame transition interface is greater than or equal to a preset number of frames.
  • the processor when the at least one frame transition interface is a frame interface, the processor generates a screen switch notification by using a face information collection service, including:
  • the processor When the processor detects that the playing duration of the one-frame interface is greater than or equal to the preset duration, the processor generates the screen switching notification by using the facial information collecting service.
  • the method when the at least one frame transition interface is a multi-frame transition interface, after the opening the facial information collection device and displaying at least one frame transition interface on the display interface of the terminal device, the method also includes:
  • the processor updates the multi-frame transition interface according to the facial information collected by the facial information collecting device.
  • the method further includes:
  • the processor acquires facial information collected by the facial information collecting device
  • the processor detects whether the collected facial information matches a facial information template
  • the processor performs an unlocking operation on the terminal device when detecting that the collected facial information matches the facial information template.
  • the facial information previewing method opens the facial information collecting device and displays at least the display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect facial information.
  • a frame transition interface configured to generate a screen switching notification by using a face information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is used to display the face
  • the face information currently collected by the information collecting device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • FIG. 6-1 is a block diagram of a unit structure of a terminal device according to an embodiment of the present invention.
  • the terminal device may include an opening unit 601, a display unit 602, and a generating unit. 603 and a switching unit 604, wherein:
  • the opening unit 601 is configured to: when detecting an instruction for requesting the facial information collecting device to collect facial information, turning on the facial information collecting device;
  • the display unit 602 is configured to display at least one frame transition interface on the display interface of the terminal device when detecting an instruction for requesting the facial information collecting device to collect the facial information;
  • a generating unit 603, configured to generate a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is configured to display the The facial information currently collected by the facial information collecting device;
  • the switching unit 604 is configured to switch to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • FIG. 6-2 is a block diagram of a unit structure of a terminal device according to an embodiment of the present invention.
  • the terminal device may include the embodiment in FIG.
  • the unit 601, the display unit 602, the generating unit 603, and the switching unit 604 are turned on.
  • the initiating unit 601 is specifically configured to: in response to the instruction for requesting the facial information collecting device to collect the facial information, the initiating unit 601 is specifically configured to:
  • An entry request for the face information template is detected; or an unlock request for the target event is detected.
  • the generating unit 603 is specifically configured to:
  • the image switching notification is generated by the facial information collecting service, and when the number of playing frames of the multi-frame transition interface is greater than or equal to the preset number of frames, The face information collection service generates the screen switching notification.
  • the generating unit 603 is specifically configured to:
  • the face information collection service When the at least one frame transition interface is a frame interface, the face information collection service generates a screen switching notification, and when detecting that the playing time of the one frame interface is greater than or equal to a preset duration, the face information is passed. The collection service generates the screen switching notification.
  • the terminal device further includes:
  • the updating unit 605 is configured to update the multi-frame transition interface according to the facial information collected by the facial information collecting device when the at least one frame transition interface is a multi-frame transition interface.
  • the terminal device further includes:
  • An obtaining unit 606, configured to acquire facial information collected by the facial information collecting device
  • the detecting unit 607 is configured to detect whether the collected facial information matches the facial information template
  • the unlocking unit 608 is configured to perform an unlocking operation on the terminal device when detecting that the collected facial information matches the facial information template.
  • terminal device described in the device embodiment of the present invention is presented in the form of a functional unit.
  • unit as used herein shall be understood to mean the broadest possible meaning, and the object for implementing the functions described for each "unit” may be, for example, an integrated circuit ASIC, a single circuit for executing one or more software or firmware.
  • a processor shared, dedicated or chipset
  • memory of the program combinatorial logic, and/or other suitable components that perform the functions described above.
  • the function of turning on the face information collecting device may be implemented by the terminal device shown in FIG.
  • the face information collecting means is turned on when the instruction for requesting the face information collecting means to collect the face information is detected by calling the executable program code in the memory 102.
  • the terminal device when detecting an instruction for requesting the face information collecting device to collect the face information, turns on the face information collecting device and displays at least one frame on the display interface of the terminal device.
  • a transition interface is configured to generate a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is configured to display the facial information collection
  • the face information currently collected by the device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • the embodiment of the present invention further provides another terminal device, as shown in FIG. 7, comprising: a processor 101, a memory 102, a communication interface 103, and a communication bus 104; wherein the processor 101, the memory 102, and the communication interface 103 communicate
  • the bus 104 connects and completes communication with each other;
  • the processor 101 controls wireless communication with an external cellular network through the communication interface 103;
  • the communication interface 103 includes but is not limited to an antenna, an amplifier, a transceiver, a coupler, and a low noise amplifier (low noise) Amplifier, LNA), duplexer, etc.
  • the memory 102 includes at least one of: a random access memory, a nonvolatile memory, and an external memory, the memory 102 storing executable program code capable of directing the processor 101 to perform the method embodiment of the present invention The facial information preview method specifically disclosed in the method.
  • the processor 101 is configured to: when detecting an instruction for requesting the facial information collecting device to collect facial information, turn on the facial information collecting device and display at least one frame transition interface on the display interface of the terminal device;
  • the information collection service generates a screen switching notification, and the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to the preview interface, where the preview interface is used to display the face currently collected by the facial information collecting device.
  • Information switching to the preview interface by the at least one frame transition interface upon detecting the generation of the screen switching notification.
  • the processor 101 when detecting an instruction for requesting the facial information collecting device to collect facial information, is specifically configured to: detect an input request of the facial information template; or detect the target event Unlock request.
  • the processor 101 when the at least one frame transition interface is a multi-frame transition interface, when the screen switching notification is generated by the face information collection service, the processor 101 is specifically configured to:
  • the screen switching notification is generated by the face information collecting service when detecting that the number of playing frames of the multi-frame transition interface is greater than or equal to the preset number of frames.
  • the processor 101 when the at least one frame transition interface is a frame interface, when the screen switching notification is generated by the face information collecting service, the processor 101 is specifically configured to:
  • the screen switching notification is generated by the facial information collecting service.
  • the processor 101 is further configured to:
  • the processor 101 is further configured to:
  • the terminal device when detecting an instruction for requesting the face information collecting device to collect the face information, turns on the face information collecting device and displays at least one frame on the display interface of the terminal device.
  • a transition interface is configured to generate a screen switching notification by using a facial information collecting service, where the screen switching notification is used to notify the terminal device to switch from the at least one frame transition interface to a preview interface, where the preview interface is configured to display the facial information collection
  • the face information currently collected by the device is switched to the preview interface by the at least one frame transition interface when detecting that the screen switching notification is generated.
  • the facial information previewing method provided by the embodiment of the present invention, it is possible to avoid the phenomenon that the loading interface of the preview interface is earlier than the time node that is successfully opened by the facial information collecting device, thereby improving the preview interface display. Accuracy and stability to enhance the user experience.
  • the embodiment of the present invention further provides another terminal device.
  • FIG. 8 for the convenience of description, only parts related to the embodiment of the present invention are shown. For details that are not disclosed, refer to the method of the embodiment of the present invention. section.
  • the terminal device may be any terminal device including a mobile phone, a tablet computer, a PDA (personal digital assistant), a point of sales (POS), a vehicle-mounted computer, and the like, and the terminal device is used as a mobile phone as an example:
  • FIG. 8 is a block diagram showing a partial structure of a mobile phone related to a terminal device provided by an embodiment of the present invention.
  • the mobile phone includes: a radio frequency (RF) circuit 910, a memory 920, an input unit 930, a display unit 940, a sensor 950, an audio circuit 960, a wireless fidelity (Wi-Fi) module 970, and processing.
  • RF radio frequency
  • Device 980 and components such as power supply 990.
  • the structure of the handset shown in FIG. 8 does not constitute a limitation to the handset, and may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
  • the RF circuit 910 can be used for receiving and transmitting information.
  • RF circuit 910 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier (LNA), a duplexer, and the like.
  • LNA low noise amplifier
  • RF circuitry 910 can also communicate with the network and other devices via wireless communication.
  • the above wireless communication may use any communication standard or protocol, including but not limited to global system of mobile communication (GSM), general packet radio service (GPRS), code division multiple access (code division) Multiple access (CDMA), wideband code division multiple access (WCDMA), Long Term Evolution (LTE), e-mail, short messaging service (SMS), and the like.
  • GSM global system of mobile communication
  • GPRS general packet radio service
  • CDMA code division multiple access
  • WCDMA wideband code division multiple access
  • LTE Long Term Evolution
  • SMS short messaging service
  • the memory 920 can be used to store software programs and modules, and the processor 980 executes various functional applications and data processing of the mobile phone by running software programs and modules stored in the memory 920.
  • the memory 920 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function, and the like; the storage data area may store data created according to usage of the mobile phone, and the like.
  • memory 920 can include high speed random access memory, and can also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
  • the input unit 930 can be configured to receive input numeric or character information and to generate key signal inputs related to user settings and function controls of the handset.
  • the input unit 930 may include a front camera 931 and other input devices 932.
  • the front camera 931 can collect facial information of the user.
  • the input unit 930 may also include other input devices 932.
  • other input devices 932 may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, joysticks, and the like.
  • the display unit 940 can be used to display information input by the user or information provided to the user as well as various menus of the mobile phone.
  • the display unit 940 can include a display screen 941.
  • the display screen 941 can be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
  • LCD liquid crystal display
  • OLED organic light-emitting diode
  • the front camera 931 and the display 941 are two separate components to implement the input and input functions of the mobile phone, in some embodiments, the front camera 931 can be integrated with the display 941. Realize the input and output functions of the phone.
  • the handset may also include at least one type of sensor 950, such as a light sensor, motion sensor, and other sensors.
  • the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display screen 941 according to the brightness of the ambient light, and the proximity sensor may turn off the display screen 941 and/or when the mobile phone moves to the ear. Or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in all directions (usually three axes). When it is stationary, it can detect the magnitude and direction of gravity.
  • the mobile phone can be used to identify the gesture of the mobile phone (such as horizontal and vertical screen switching, related Game, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.; as for the mobile phone can also be configured with gyroscopes, barometers, hygrometers, thermometers, infrared sensors and other sensors, no longer Narration.
  • the gesture of the mobile phone such as horizontal and vertical screen switching, related Game, magnetometer attitude calibration
  • vibration recognition related functions such as pedometer, tapping
  • the mobile phone can also be configured with gyroscopes, barometers, hygrometers, thermometers, infrared sensors and other sensors, no longer Narration.
  • An audio circuit 960, a speaker 961, and a microphone 962 can provide an audio interface between the user and the handset.
  • the audio circuit 960 can transmit the converted electrical data of the received audio data to the speaker 961, and convert it into a sound signal output by the speaker 961.
  • the microphone 962 converts the collected sound signal into an electrical signal, and the audio circuit 960 After receiving, it is converted into audio data, and then processed by the audio data output processor 980, sent to the other mobile phone via the RF circuit 910, or outputted to the memory 920 for further processing.
  • Wi-Fi is a short-range wireless transmission technology.
  • the mobile phone can help users to send and receive e-mail, browse web pages and access streaming media through the Wi-Fi module 970, which provides users with wireless broadband Internet access.
  • FIG. 8 shows the Wi-Fi module 970, it can be understood that it does not belong to the essential configuration of the mobile phone, and can be omitted as needed within the scope of not changing the essence of the invention.
  • the processor 980 is the control center of the handset, which connects various portions of the entire handset using various interfaces and lines, by executing or executing software programs and/or modules stored in the memory 920, and invoking data stored in the memory 920, executing The phone's various functions and processing data, so that the overall monitoring of the phone.
  • the processor 980 may include one or more processing units; preferably, the processor 980 may integrate an application processor and a modem processor, where the application processor mainly processes an operating system, a user interface, an application, and the like.
  • the modem processor primarily handles wireless communications. It will be appreciated that the above described modem processor may also not be integrated into the processor 980.
  • the handset also includes a power source 990 (such as a battery) that supplies power to the various components.
  • a power source 990 such as a battery
  • the power source can be logically coupled to the processor 980 through a power management system to manage functions such as charging, discharging, and power management through the power management system.
  • the mobile phone may further include a Bluetooth module and the like, and details are not described herein again.
  • each step method flow may be implemented based on the structure of the mobile phone.
  • each unit function can be implemented based on the structure of the mobile phone.
  • Embodiments of the present invention also provide a computer program product comprising a non-transitory computer readable storage medium storing a computer program, the computer program being operative to cause a computer to perform the operations as recited in the above method embodiments Some or all of the steps of any method of previewing facial information.
  • the embodiment of the present invention further provides a computer storage medium, wherein the computer storage medium can store a program, and the program includes some or all of the steps of any one of the face information preview methods described in the foregoing method embodiments.
  • the disclosed apparatus may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or may be Integrate into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical or otherwise.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable memory. Based on such understanding, the technical solution of the present invention may contribute to the prior art or all or part of the technical solution may be embodied in the form of a software product stored in a memory. A number of instructions are included to cause a computer device (which may be a personal computer, server or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing memory includes: a U disk, a read-only memory (ROM), a random access memory (RAM), a mobile hard disk, a magnetic disk, or an optical disk, and the like, which can store program codes.

Abstract

本发明实施例公开了一种面部信息预览方法及相关产品，其中的方法包括：在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面；通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。本发明实施例有利于提升预览界面显示画面的准确性和稳定性。

Description

面部信息预览方法及相关产品
本发明要求2017年9月12日递交的发明名称为“面部信息预览方法及相关产品”的申请号201710816637.1的在先申请优先权，上述在先申请的内容以引入的方式并入本文本中。
技术领域
本发明涉及终端设备技术领域，具体涉及一种面部信息预览方法及相关产品。
背景技术
人脸解锁是通过人脸识别或人脸验证技术进行权限管理的一种手段，终端系统可以利用人脸这一生物特征作为权限保护的密码。人脸解锁在很多领域有着应用：如智能手机的解锁，银行、监狱的门禁的解锁等等。在人脸解锁技术中，首先采集某权限用户的若干人脸图像，经过预处理和特征提取后建立该用户的人脸特征库；在解锁时，采集到的图像信息，在经过人脸检测和特征提取后，在预先建立的人脸特征库中检索，查找是否存在相似的数据。如果存在相似度大于某阈值(比如0.9)的数据，则认为识别成功，该用户具备权限，解锁成功；如果在库中找不到相似数据，则认为该用户不具备权限，解锁失败。
发明内容
本发明实施例提供了一种面部信息预览方法及相关产品，以期提升预览界面显示画面的准确性和稳定性。
第一方面，本发明实施例提供一种终端设备，面部信息采集装置、显示装置、存储器和处理器，所述面部信息采集装置连接所述处理器，所述显示装置连接所述处理器，所述处理器连接所述存储器，其中，
所述面部信息采集装置，用于采集面部信息；
所述显示装置，用于在检测到用于请求所述面部信息采集装置采集面部信息的指令时，在所述终端设备的显示界面显示至少一帧过渡界面；
所述处理器，用于在检测到用于请求所述面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置；
所述处理器，还用于通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
所述显示装置，还用于在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
第二方面，本发明实施例提供了一种面部信息预览方法，包括：
在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面；
通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
第三方面，本发明实施例提供了一种面部信息预览方法，所述方法应用于包括面部信息采集装置、显示装置、存储器、通信模块和处理器的终端设备，所述方法包括：
在检测到用于请求面部信息采集装置采集面部信息的指令时，所述处理器开启所述面部信息采集装置，所述显示装置在所述终端设备的显示界面显示至少一帧过渡界面；
所述处理器通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
在检测到生成所述画面切换通知时，所述显示装置由所述至少一帧过渡界面切换至所述预览界面。
第四方面，本发明实施例提供了一种终端设备，包括：
开启单元，用于在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置；
显示单元，用于在检测到用于请求面部信息采集装置采集面部信息的指令时，在所述终端设备的显示界面显示至少一帧过渡界面；
生成单元，用于通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
切换单元，用于在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
第五方面，本发明实施例提供了一种终端设备，包括：
处理器、存储器、通信接口和通信总线，所述处理器、所述存储器和所述通信接口通过所述通信总线连接并完成相互间的通信；
所述存储器存储有可执行程序代码，所述通信接口用于无线通信；
所述处理器用于调用所述存储器中的所述可执行程序代码，执行本发明实施例第二方面所描述的部分或全部步骤。
第六方面，本发明实施例提供了一种计算机可读存储介质，其中，上述计算机可读存储介质存储用于电子数据交换的计算机程序，其中，上述计算机程序使得计算机执行如本发明实施例第二方面所描述的部分或全部步骤，上述计算机包括终端设备。
第七方面，本发明实施例提供了一种计算机程序产品，其中，上述计算机程序产品包括存储了计算机程序的非瞬时性计算机可读存储介质，上述计算机程序可操作来使计算机执行如本发明实施例第二方面所描述的部分或全部步骤。该计算机程序产品可以为一个软件安装包，上述计算机包括终端设备。
可以看出，本发明实施例提供的面部信息预览方法，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本发明实施例公开的另一种终端设备的结构示意图；
图2是本发明实施例公开的一种面部信息预览方法的流程示意图；
图2-1是本发明实施例公开的一种预览界面的效果示意图；
图2-2是本发明实施例公开的一种预览界面的效果示意图；
图2-3是本发明实施例公开的一种预览界面的效果示意图；
图2-4是本发明实施例公开的一种预览界面的效果示意图；
图3是本发明实施例公开的另一种面部信息预览方法的流程示意图；
图4是本发明实施例公开的另一种面部信息预览方法的流程示意图；
图5是本发明实施例公开的另一种面部信息预览方法的流程示意图；
图6-1是本发明实施例公开的一种终端设备的单元组成框图；
图6-2是本发明实施例公开的一种终端设备的单元组成框图；
图7是本发明实施例公开的一种终端设备的结构示意图；
图8是本发明实施例公开的另一种终端设备的结构示意图。
具体实施方式
为了使本技术领域的人员更好地理解本发明方案，下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
本发明的说明书和权利要求书及上述附图中的术语“第一”、“第二”等是用于区别不同对象，而不是用于描述特定顺序。此外，术语“包括”和“具有”以及它们任何变形，意图在于覆盖不排他的包含。例如包含了一系列步骤或单元的过程、方法、系统、产品或设备没有限定于已列出的步骤或单元，而是可选地还包括没有列出的步骤或单元，或可选地还包括对于这些过程、方法、产品或设备固有的其他步骤或单元。
在本文中提及“实施例”意味着，结合实施例描述的特定特征、结构或特性可以包含在本发明的至少一个实施例中。在说明书中的各个位置出现该短语并不一定均是指相同的实施例，也不是与其它实施例互斥的独立的或备选的实施例。本领域技术人员显式地和隐式地理解的是，本文所描述的实施例可以与其它实施例相结合。
在本文中提及的“面部信息”为用户的面部图像，此面部图像可以为仅包括用户面部的图像，或者除了用户面部外还包括用户其它身体部位的图像，本申请实施例不作限制。
在本文中提及的“过渡界面”为终端设备的显示装置显示的界面。其中过渡界面显示的时间点为终端设备开启面部信息采集装置以后，显示预览界面之前。
为了更好理解本发明实施例公开的一种面部信息预览方法及相关产品，下面对本发明实施例进行详细介绍。
请参阅图1，图1是本发明实施例提供的一种无线网络的接入方法的流程示意图，如图1所示，本发明实施例中的无线网络的接入方法包括以下步骤：
本发明实施例所涉及到的终端设备可以包括各种具有无线通信功能的手持设备、车载设备、可穿戴设备、计算设备或连接到无线调制解调器的其他处理设备，以及各种形式的用户设备(user equipment，UE)，移动台(mobile station，MS)等等。为方便描述，上面提到的设备统称为终端设备。
本发明实施例所描述的终端设备设置有面部信息采集装置，其中，面部信息采集装置可以是通用摄像头模组，如前置摄像头。下面结合附图对本发明实施例进行介绍。
请参阅图1，图1是本发明实施例提供了一种终端设备100的结构示意图，上述终端设备100包括：壳体、显示装置、主板、电池和副板，主板上设置有前置摄像头21、处理 器110、存储器120和SIM卡槽等，副板上设置有振子、一体音腔、VOOC闪充接口，上述前置摄像头21组成该终端设备100的面部信息采集装置，其中，
所述面部信息采集装置，用于采集面部信息；
所述显示装置，用于在检测到用于请求面部信息采集装置采集面部信息的指令时，在所述终端设备的显示界面显示至少一帧过渡界面；上述显示装置可以包括终端设备的显示屏。
所述处理器110，用于在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置；
所述处理器110，还用于通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
所述显示装置，还用于在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
其中，前置摄像头21用于采集用户的面部图像，处理器110获取该面部图像后，可以针对该面部图像进行预处理，提取面部特征点，或者将该面部图像发送至服务器，由服务器针对该面部图像进行预处理，提取面部特征点。
在一个实施例中，所述在用于检测到用于请求面部信息采集装置采集面部信息的指令时，所述处理器110具体用于：
所述处理器110检测到面部信息模板的录入请求；
或者，所述处理器110检测到针对目标事件的解锁请求。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，在用于通过面部信息采集服务生成画面切换通知时，所述处理器110具体用于：
在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为一帧界面时，在用于通过面部信息采集服务生成画面切换通知时，所述处理器110具体用于：
在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，所述处理器110还用于：
根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
在一个实施例中，所述处理器110还用于：
获取所述面部信息采集装置采集的面部信息；检测所述采集的面部信息与面部信息模板是否匹配；在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
可以看出，本发明实施例提供的终端设备，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
请参阅图2，图2是本发明实施例提供的一种面部信息预览方法的流程示意图。如图 2所示，本发明实施例中的面部信息预览方法包括以下步骤：
S201、在检测到用于请求面部信息采集装置采集面部信息的指令时，终端设备开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面。
具体地，当检测到面部信息模板的录入请求，或者检测到针对目标事件的解锁请求，终端设备开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面。由于预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点，两个时间节点之间的时间差会造成预览界面黑屏的现象。为了避免预览界面黑屏现象的出现，终端设备在检测到用于请求面部信息采集装置采集面部信息的指令时，终端设备开启所述面部信息采集装置，同时在所述终端设备的显示界面显示至少一帧过渡界面。
上述至少一帧过渡界面可以是多帧的动画，还可以是一帧的静止的图片，本发明实施例不做限制。
S202、终端设备通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
具体地，由于预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点，因此若预览界面的加载与面部信息采集装置成功开启同时发生，预览界面显示的前几帧(一般为前三帧)画面均为黑屏。本发明实施例中，由过渡画面替代预览界面黑屏画面，在检测到多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为一帧界面时，在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，所述预览界面的效果示意图如图2-1所示，所述预览界面用于显示面部信息采集装置拍摄的影像信息，以供用户参考并调整拍摄角度。
S203、在检测到生成所述画面切换通知时，终端设备由所述至少一帧过渡界面切换至所述预览界面。
可以看出，本发明实施例提供的面部信息预览方法，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
在一个实施例中，所述检测到用于请求面部信息采集装置采集面部信息的指令，包括：
检测到面部信息模板的录入请求；
或者，检测到针对目标事件的解锁请求。
其中，面部信息模板为用于比对采集的面部信息进而进行解锁的模板。
其中，检测到针对目标事件的解锁请求例如可以是检测到针对桌面的解锁请求、针对应用的解锁请求、针对文件的解锁请求、针对支付应用的登录、付款等的鉴权请求等，此处不做限定。其中，针对桌面的解锁请求是指针对锁屏桌面的解锁请求；针对应用的解锁请求是指针对应用的特定操作的解锁请求，如应用启动、应用删除等；针对文件的解锁请 求是指针对文件的解锁请求，如针对目标文件的解锁请求；针对支付的鉴权请求是指针对支付宝以及手机银行等应用进行支付时的鉴权请求，例如在使用支付宝进行支付时，使用手机银行进行转账时。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，所述通过面部信息采集服务生成画面切换通知，包括：
在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为一帧界面时，所述通过面部信息采集服务生成画面切换通知，包括：
在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，所述开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面之后，所述方法还包括：
根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
具体地，上述过渡界面可以根据面部信息采集装置拍摄的影像信息进行实时更新。终端设备通过面部信息采集装置检测到用户没有直视前置摄像头时，将当前帧的过渡界面切面切换为下一帧过渡界面，在该下一帧过渡界面上显示用于提醒用户旋转头部以直视前置摄像头的信息。在一个实施例中，当前帧的过渡界面的效果示意图如图2-2所示，当终端设备通过面部信息采集装置检测到用户的面部相对于前置摄像头偏向左边时，过渡界面的效果示意图请参照图2-3所示。在另一个实施例中，当终端设备通过面部信息采集装置检测到用户的面部相对于前置摄像头偏向右边时，过渡界面的效果示意图请参照图2-4所示。
在一个实施例中，所述方法还包括：
获取所述面部信息采集装置采集的面部信息；
检测所述采集的面部信息与面部信息模板是否匹配；
在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
具体地，面部信息采集装置采集用户的至少一张面部图像，终端设备获取该面部图像后，可以针对该面部图像进行预处理，提取面部特征点等过程，以得到面部信息模板。在检测到针对目标事件的解锁请求时，终端设备将采集的用户面部信息与上述面部信息模板进行匹配，在检测到采集的用户面部信息与上述面部信息模板匹配时，终端设备执行解锁操作，从而提升终端设备的安全性。
与上述图2所示的实施例一致的，请参阅图3，图3是本发明实施例提供的另一种面部信息预览方法的流程示意图。如图3所示，本发明实施例中的面部信息预览方法包括以下步骤：
S301、在检测到用于请求面部信息采集装置采集面部信息的指令时，终端设备开启所述面部信息采集装置并在所述终端设备的显示界面显示多帧过渡界面。
S302、终端设备根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
S303、在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，终端设备通过所述面部信息采集服务生成所述画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息。
S304、在检测到生成所述画面切换通知时，终端设备由所述至少一帧过渡界面切换至所述预览界面。
其中，检测到用于请求面部信息采集装置采集面部信息的指令可以包括：检测到面部 信息模板的录入请求；或者，检测到针对目标事件的解锁请求。
S305、终端设备获取所述面部信息采集装置采集的面部信息。
S306、终端设备检测所述采集的面部信息与面部信息模板是否匹配。
S307、终端设备在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
可以看出，本发明实施例提供的面部信息预览方法，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
与上述图2或图3所示的实施例一致的，请参阅图4，图4是本发明实施例提供的另一种面部信息预览方法的流程示意图。如图4所示，本发明实施例中的面部信息预览方法包括以下步骤：
S401、在检测到用于请求面部信息采集装置采集面部信息的指令时，终端设备开启所述面部信息采集装置并在所述终端设备的显示界面显示一帧过渡界面；
S402、在检测到所述一帧界面的播放时长大于或等于预设时长时，终端设备通过所述面部信息采集服务生成所述画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
S403、在检测到生成所述画面切换通知时，终端设备由所述至少一帧过渡界面切换至所述预览界面。
其中，检测到用于请求面部信息采集装置采集面部信息的指令可以包括：检测到面部信息模板的录入请求；或者，检测到针对目标事件的解锁请求。
S404、获取所述面部信息采集装置采集的面部信息；
S405、检测所述采集的面部信息与面部信息模板是否匹配；
S406、在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
可以看出，本发明实施例提供的面部信息预览方法，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
请参阅图5，图5是本发明实施例提供的另一种面部信息预览方法的流程示意图。该面部信息预览方法应用于包括面部信息采集装置、显示装置、存储器、通信模块和处理器的终端设备，如图5所示，本发明实施例中的面部信息预览方法包括以下步骤：
S501、在所述处理器检测到用于请求面部信息采集装置采集面部信息的指令时，所述处理器开启所述面部信息采集装置，所述显示装置在所述终端设备的显示界面显示至少一帧过渡界面；
S502、所述处理器通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
S503、在检测到生成所述画面切换通知时，所述显示装置由所述至少一帧过渡界面切换至所述预览界面。
在一个实施例中，所述处理器检测到用于请求面部信息采集装置采集面部信息的指令，包括：
所述处理器检测到面部信息模板的录入请求；
或者，所述处理器检测到针对目标事件的解锁请求。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，所述处理器通过面部信息采集服务生成画面切换通知，包括：
所述处理器在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为一帧界面时，所述处理器通过面部信息采集服务生成画面切换通知，包括：
所述处理器在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，所述开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面之后，所述方法还包括：
所述处理器根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
在一个实施例中，所述方法还包括：
所述处理器获取所述面部信息采集装置采集的面部信息；
所述处理器检测所述采集的面部信息与面部信息模板是否匹配；
所述处理器在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
可以看出，本发明实施例提供的面部信息预览方法，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
下面为本发明装置实施例，本发明装置实施例用于执行本发明方法实施例所实现的方法。请参阅图6-1，图6-1是本发明实施例公开的一种终端设备的单元组成框图，如图6-1所示，该终端设备可以包括开启单元601、显示单元602、生成单元603以及切换单元604，其中：
开启单元601，用于在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置；
显示单元602，用于在检测到用于请求面部信息采集装置采集面部信息的指令时，在所述终端设备的显示界面显示至少一帧过渡界面；
生成单元603，用于通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
切换单元604，用于在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
请参阅图6-2，图6-2是本发明实施例公开的一种终端设备的单元组成框图，如图6-2所示，该终端设备可以包括图6-1对应的实施例中的开启单元601、显示单元602、生成单元603以及切换单元604。
在一个实施例中，在检测到用于请求面部信息采集装置采集面部信息的指令方面，所述开启单元601，具体用于：
检测到面部信息模板的录入请求；或者，检测到针对目标事件的解锁请求。
在一个实施例中，所述生成单元603，具体用于：
当所述至少一帧过渡界面为多帧过渡界面时，所述通过面部信息采集服务生成画面切换通知，在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，所述生成单元603，具体用于：
当所述至少一帧过渡界面为一帧界面时，所述通过面部信息采集服务生成画面切换通知，在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，所述终端设备还包括：
更新单元605，用于当所述至少一帧过渡界面为多帧过渡界面时，根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
在一个实施例中，所述终端设备还包括：
获取单元606，用于获取所述面部信息采集装置采集的面部信息；
检测单元607，用于检测所述采集的面部信息与面部信息模板是否匹配；
解锁单元608，用于在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
具体的，上述各个单元的具体实现可参考图2至图4对应实施例中相关步骤的描述，在此不赘述。
需要注意的是，本发明装置实施例所描述的终端设备是以功能单元的形式呈现。这里所使用的术语“单元”应当理解为尽可能最宽的含义，用于实现各个“单元”所描述功能的对象例如可以是集成电路ASIC，单个电路，用于执行一个或多个软件或固件程序的处理器(共享的、专用的或芯片组)和存储器，组合逻辑电路，和/或提供实现上述功能的其他合适的组件。
举例来说，上述开启单元在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置的功能可以由图7所示的终端设备来实现，具体可以通过处理器101通过调用存储器102中的可执行程序代码，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置。
可以看出，本发明实施例提供的终端设备，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
本发明实施例还提供了另一种终端设备，如图7所示，包括：处理器101，存储器102， 通信接口103和通信总线104；其中，处理器101、存储器102和通信接口103通过通信总线104连接并完成相互间的通信；处理器101通过通信接口103控制与外部蜂窝网的无线通信；通信接口103包括但不限于天线、放大器、收发信机、耦合器、低噪声放大器(low noise amplifier，LNA)、双工器等。存储器102包括以下至少一种：随机存取存贮器、非易失性存储器以及外部存储器，存储器102中存储有可执行程序代码，该可执行程序代码能够引导处理器101执行本发明方法实施例中具体披露的面部信息预览方法。
所述处理器101，用于在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面；通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
在一个实施例中，在用于检测到用于请求面部信息采集装置采集面部信息的指令时，所述处理器101具体用于：检测到面部信息模板的录入请求；或者，检测到针对目标事件的解锁请求。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，在用于通过面部信息采集服务生成画面切换通知时，所述处理器101具体用于：
在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为一帧界面时，在用于通过面部信息采集服务生成画面切换通知时，所述处理器101具体用于：
在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
在一个实施例中，当所述至少一帧过渡界面为多帧过渡界面时，所述处理器101还用于：
根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
在一个实施例中，所述处理器101还用于：
获取所述面部信息采集装置采集的面部信息；检测所述采集的面部信息与面部信息模板是否匹配；在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
具体的，上述各个单元的具体实现可参考图2至图4对应实施例中相关步骤的描述，在此不赘述。
可以看出，本发明实施例提供的终端设备，在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面，通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息，在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。可见，通过实施本发明实施例提供的面部信息预览方法，能够避免因预览界面的加载时间节点早于面部信息采集装置成功开启的时间节点所造成的预览界面黑屏的现象，从而提升预览界面显示的准确性和稳定性，进而提升用户体验。
本发明实施例还提供了另一种终端设备，如图8所示，为了便于说明，仅示出了与本发明实施例相关的部分，具体技术细节未揭示的，请参照本发明实施例方法部分。该终端设备可以为包括手机、平板电脑、PDA(personal digital assistant，个人数字助理)、销售终端(point of sales，POS)、车载电脑等任意终端设备，以终端设备为手机为例：
图8示出的是与本发明实施例提供的终端设备相关的手机的部分结构的框图。参考图8，手机包括：射频(radio frequency，RF)电路910、存储器920、输入单元930、显示单元940、传感器950、音频电路960、无线保真(wireless fidelity，Wi-Fi)模块970、处理器980、以及电源990等部件。本领域技术人员可以理解，图8中示出的手机结构并不构成对手机的限定，可以包括比图示更多或更少的部件，或者组合某些部件，或者不同的部件布置。
下面结合图8对手机的各个构成部件进行具体的介绍：
RF电路910可用于信息的接收和发送。通常，RF电路910包括但不限于天线、至少一个放大器、收发信机、耦合器、低噪声放大器(low noise amplifier，LNA)、双工器等。此外，RF电路910还可以通过无线通信与网络和其他设备通信。上述无线通信可以使用任一通信标准或协议，包括但不限于全球移动通讯系统(global system of mobile communication，GSM)、通用分组无线服务(general packet radio service，GPRS)、码分多址(code division multiple access，CDMA)、宽带码分多址(wideband code division multiple access,WCDMA)、长期演进(Long Term Evolution，LTE)、电子邮件、短消息服务(short Messaging Service，SMS)等。
存储器920可用于存储软件程序以及模块，处理器980通过运行存储在存储器920的软件程序以及模块，从而执行手机的各种功能应用以及数据处理。存储器920可主要包括存储程序区和存储数据区，其中，存储程序区可存储操作系统、至少一个功能所需的应用程序等；存储数据区可存储根据手机的使用所创建的数据等。此外，存储器920可以包括高速随机存取存储器，还可以包括非易失性存储器，例如至少一个磁盘存储器件、闪存器件、或其他易失性固态存储器件。
输入单元930可用于接收输入的数字或字符信息，以及生成与手机的用户设置以及功能控制有关的键信号输入。具体地，输入单元930可包括前置摄像头931以及其他输入设备932。前置摄像头931，可采集用户的面部信息。除了前置摄像头931，输入单元930还可以包括其他输入设备932。具体地，其他输入设备932可以包括但不限于物理键盘、功能键(比如音量控制按键、开关按键等)、轨迹球、鼠标、操作杆等中的一种或多种。
显示单元940可用于显示由用户输入的信息或提供给用户的信息以及手机的各种菜单。显示单元940可包括显示屏941，可选的，可以采用液晶显示器(liquid crystal display，LCD)、有机发光二极管(organic light-emitting diode,OLED)等形式来配置显示屏941。虽然在图8中，前置摄像头931与显示屏941是作为两个独立的部件来实现手机的输入和输入功能，但是在某些实施例中，可以将前置摄像头931与显示屏941集成而实现手机的输入和输出功能。
手机还可包括至少一种传感器950，比如光传感器、运动传感器以及其他传感器。具体地，光传感器可包括环境光传感器及接近传感器，其中，环境光传感器可根据环境光线的明暗来调节显示屏941的亮度，接近传感器可在手机移动到耳边时，关闭显示屏941和/或背光。作为运动传感器的一种，加速计传感器可检测各个方向上(一般为三轴)加速度的大小，静止时可检测出重力的大小及方向，可用于识别手机姿态的应用(比如横竖屏切换、相关游戏、磁力计姿态校准)、振动识别相关功能(比如计步器、敲击)等；至于手机还可配置的陀螺仪、气压计、湿度计、温度计、红外线传感器等其他传感器，在此不再赘述。
音频电路960、扬声器961，传声器962可提供用户与手机之间的音频接口。音频电路960可将接收到的音频数据转换后的电信号，传输到扬声器961，由扬声器961转换为声音信号输出；另一方面，传声器962将收集的声音信号转换为电信号，由音频电路960接收后转换为音频数据，再将音频数据输出处理器980处理后，经RF电路910以发送给 比如另一手机，或者将音频数据输出至存储器920以便进一步处理。
Wi-Fi属于短距离无线传输技术，手机通过Wi-Fi模块970可以帮助用户收发电子邮件、浏览网页和访问流式媒体等，它为用户提供了无线的宽带互联网访问。虽然图8示出了Wi-Fi模块970，但是可以理解的是，其并不属于手机的必须构成，完全可以根据需要在不改变发明的本质的范围内而省略。
处理器980是手机的控制中心，利用各种接口和线路连接整个手机的各个部分，通过运行或执行存储在存储器920内的软件程序和/或模块，以及调用存储在存储器920内的数据，执行手机的各种功能和处理数据，从而对手机进行整体监控。可选的，处理器980可包括一个或多个处理单元；优选的，处理器980可集成应用处理器和调制解调处理器，其中，应用处理器主要处理操作系统、用户界面和应用程序等，调制解调处理器主要处理无线通信。可以理解的是，上述调制解调处理器也可以不集成到处理器980中。
手机还包括给各个部件供电的电源990(比如电池)，优选的，电源可以通过电源管理系统与处理器980逻辑相连，从而通过电源管理系统实现管理充电、放电、以及功耗管理等功能。
尽管未示出，手机还可以包括蓝牙模块等，在此不再赘述。
前述图2至图5所示的实施例中，各步骤方法流程可以基于该手机的结构实现。
前述图6-1和图6-2所示的实施例中，各单元功能可以基于该手机的结构实现。
本发明实施例还提供一种计算机程序产品，所述计算机程序产品包括存储了计算机程序的非瞬时性计算机可读存储介质，所述计算机程序可操作来使计算机执行如上述方法实施例中记载的任何一种面部信息预览方法的部分或全部步骤。
本发明实施例还提供一种计算机存储介质，其中，该计算机存储介质可存储有程序，该程序执行时包括上述方法实施例中记载的任何一种面部信息预览方法的部分或全部步骤。
需要说明的是，对于前述的各方法实施例，为了简单描述，故将其都表述为一系列的动作组合，但是本领域技术人员应该知悉，本发明并不受所描述的动作顺序的限制，因为依据本发明，某些步骤可以采用其他顺序或者同时进行。其次，本领域技术人员也应该知悉，说明书中所描述的实施例均属于优选实施例，所涉及的动作和模块并不一定是本发明所必须的。
在上述实施例中，对各个实施例的描述都各有侧重，某个实施例中没有详述的部分，可以参见其他实施例的相关描述。
在本申请所提供的几个实施例中，应该理解到，所揭露的装置，可通过其它的方式实现。例如，以上所描述的装置实施例仅仅是示意性的，例如所述单元的划分，仅仅为一种逻辑功能划分，实际实现时可以有另外的划分方式，例如多个单元或组件可以结合或者可以集成到另一个系统，或一些特征可以忽略，或不执行。另一点，所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口，装置或单元的间接耦合或通信连接，可以是电性或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的，作为单元显示的部件可以是或者也可以不是物理单元，即可以位于一个地方，或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外，在本发明各个实施例中的各功能单元可以集成在一个处理单元中，也可以是各个单元单独物理存在，也可以两个或两个以上单元集成在一个单元中。上述集成的单元既可以采用硬件的形式实现，也可以采用软件功能单元的形式实现。
所述集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时，可以存储在一个计算机可读取存储器中。基于这样的理解，本发明的技术方案本质上或者说 对现有技术做出贡献的部分或者该技术方案的全部或部分可以以软件产品的形式体现出来，该计算机软件产品存储在一个存储器中，包括若干指令用以使得一台计算机设备(可为个人计算机、服务器或者网络设备等)执行本发明各个实施例所述方法的全部或部分步骤。而前述的存储器包括：U盘、只读存储器(read-only memory，ROM)、随机存取存储器(random access memory，RAM)、移动硬盘、磁碟或者光盘等各种可以存储程序代码的介质。
本领域普通技术人员可以理解上述实施例的各种方法中的全部或部分步骤是可以通过程序来指令相关的硬件来完成，该程序可以存储于一计算机可读存储器中，存储器可以包括：闪存盘、只读存储器(read-only memory，ROM)、随机存取器(random access memory，RAM)、磁盘或光盘等。
以上对本发明实施例进行了详细介绍，本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实施例的说明只是用于帮助理解本发明的方法及其核心思想；同时，对于本领域的一般技术人员，依据本发明的思想，在具体实施方式及应用范围上均会有改变之处，综上所述，本说明书内容不应理解为对本发明的限制。

Claims (20)

  1. 一种终端设备，其特征在于，包括：面部信息采集装置、显示装置和处理器，所述面部信息采集装置连接所述处理器，所述显示装置连接所述处理器，其中，
    所述面部信息采集装置，用于采集面部信息；
    所述显示装置，用于在检测到用于请求所述面部信息采集装置采集面部信息的指令时，在所述终端设备的显示界面显示至少一帧过渡界面；
    所述处理器，用于在检测到用于请求所述面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置；
    所述处理器，还用于通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
    所述显示装置，还用于在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
  2. 如权利要求1所述的终端设备，其特征在于，在用于检测到用于请求所述面部信息采集装置采集面部信息的指令时，所述处理器具体用于：
    检测到面部信息模板的录入请求。
  3. 如权利要求1所述的终端设备，其特征在于，在用于检测到用于请求所述面部信息采集装置采集面部信息的指令时，所述处理器具体用于：
    检测到针对目标事件的解锁请求。
  4. 如权利要求1至3任一项所述的终端设备，其特征在于，当所述至少一帧过渡界面为多帧过渡界面时，在用于通过面部信息采集服务生成画面切换通知时，所述处理器具体用于：
    在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
  5. 如权利要求1至3任一项所述的终端设备，其特征在于，当所述至少一帧过渡界面为一帧界面时，在用于通过面部信息采集服务生成画面切换通知时，所述处理器具体用于：
    在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
  6. 如权利要求1至5任一项所述的终端设备，其特征在于，当所述至少一帧过渡界面为多帧过渡界面时，所述处理器还用于：
    根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
  7. 如权利要求1至6任一项所述的终端设备，其特征在于，所述处理器还用于：
    获取所述面部信息采集装置采集的面部信息；检测所述采集的面部信息与面部信息模板是否匹配；在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
  8. 一种面部信息预览方法，其特征在于，包括：
    在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在终端设备的显示界面显示至少一帧过渡界面；
    通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
    在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
  9. 如权利要求8所述的方法，其特征在于，所述检测到用于请求面部信息采集装置采集面部信息的指令，包括：
    检测到面部信息模板的录入请求。
  10. 如权利要求8所述的方法，其特征在于，所述检测到用于请求面部信息采集装置采集面部信息的指令，包括：
    检测到针对目标事件的解锁请求。
  11. 如权利要求8至10任一项所述的方法，其特征在于，当所述至少一帧过渡界面为多帧过渡界面时，所述通过面部信息采集服务生成画面切换通知，包括：
    在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
  12. 如权利要求8至10任一项所述的方法，其特征在于，当所述至少一帧过渡界面为一帧界面时，所述通过面部信息采集服务生成画面切换通知，包括：
    在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服务生成所述画面切换通知。
  13. 如权利要求8至12任一项所述的方法，其特征在于，当所述至少一帧过渡界面为多帧过渡界面时，所述开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面之后，所述方法还包括：
    根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
  14. 如权利要求8至13任一项所述的方法，其特征在于，所述方法还包括：
    获取所述面部信息采集装置采集的面部信息；
    检测所述采集的面部信息与面部信息模板是否匹配；
    在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
  15. 一种计算机可读存储介质，其特征在于，其存储用于电子数据交换的计算机程序，其中，所述计算机程序使得计算机执行：
    在检测到用于请求面部信息采集装置采集面部信息的指令时，开启所述面部信息采集装置并在终端设备的显示界面显示至少一帧过渡界面；
    通过面部信息采集服务生成画面切换通知，所述画面切换通知用于通知所述终端设备由所述至少一帧过渡界面切换至预览界面，所述预览界面用于显示所述面部信息采集装置当前采集的面部信息；
    在检测到生成所述画面切换通知时，由所述至少一帧过渡界面切换至所述预览界面。
  16. 如权利要求15所述的计算机可读存储介质，其特征在于，在检测到用于请求面部信息采集装置采集面部信息的指令方面，所述计算机程序具体使得计算机执行：
    检测到面部信息模板的录入请求；或者，检测到针对目标事件的解锁请求。
  17. 如权利要求15或16所述的计算机可读存储介质，其特征在于，当所述至少一帧过渡界面为多帧过渡界面时，在通过面部信息采集服务生成画面切换通知方面，所述计算机程序具体使得计算机执行：
    在检测到所述多帧过渡界面的播放帧数大于或等于预设帧数时，通过所述面部信息采集服务生成所述画面切换通知。
  18. 如权利要求15或16所述的计算机可读存储介质，其特征在于，当所述至少一帧过渡界面为一帧界面时，在通过面部信息采集服务生成画面切换通知方面，所述计算机程序具体使得计算机执行：
    在检测到所述一帧界面的播放时长大于或等于预设时长时，通过所述面部信息采集服 务生成所述画面切换通知。
  19. 如权利要求15至18任一项所述的计算机可读存储介质，其特征在于，当所述至少一帧过渡界面为多帧过渡界面时，在开启所述面部信息采集装置并在所述终端设备的显示界面显示至少一帧过渡界面之后，所述计算机程序还使得计算机执行：
    根据所述面部信息采集装置采集的面部信息更新所述多帧过渡界面。
  20. 如权利要求15至19任一项所述的计算机可读存储介质，其特征在于，所述计算机程序还使得计算机执行：
    获取所述面部信息采集装置采集的面部信息；
    检测所述采集的面部信息与面部信息模板是否匹配；
    在检测到所述采集的面部信息与所述面部信息模板匹配时，针对所述终端设备执行解锁操作。
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CN111488816A (zh) 2020-08-04
CN107608776B (zh) 2020-04-28

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