CN107911600B - Photographing method based on fingerprint touch, terminal and device with storage function - Google Patents

Photographing method based on fingerprint touch, terminal and device with storage function Download PDF

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Publication number
CN107911600B
CN107911600B CN201711097106.8A CN201711097106A CN107911600B CN 107911600 B CN107911600 B CN 107911600B CN 201711097106 A CN201711097106 A CN 201711097106A CN 107911600 B CN107911600 B CN 107911600B
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fingerprint
module
touch event
registered user
camera application
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CN107911600A (en
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林志钦
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Yibin Tianlong Communication Co.,Ltd.
Shenzhen Tinno Mobile Technology Co Ltd
Shenzhen Tinno Wireless Technology Co Ltd
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Shenzhen Tinno Mobile Technology Co Ltd
Shenzhen Tinno Wireless Technology Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/62Control of parameters via user interfaces
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12Fingerprints or palmprints
    • G06V40/13Sensors therefor
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12Fingerprints or palmprints
    • G06V40/13Sensors therefor
    • G06V40/1306Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/50Maintenance of biometric data or enrolment thereof

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  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephone Function (AREA)
  • Image Input (AREA)
  • Studio Devices (AREA)

Abstract

The invention discloses a photographing method based on fingerprint touch, a terminal and a device with a storage function, wherein the method is used for the terminal, the terminal comprises a fingerprint sensor used for collecting fingerprints, and the method comprises the following steps: receiving, by a fingerprint module, a fingerprint touch event from the fingerprint sensor; control the fingerprint module to send the fingerprint touch event to a registered user in the fingerprint module, wherein the registered user includes a camera application; and controlling the camera application to receive the fingerprint touch event and take a picture in response to the fingerprint touch event. By the method, the stability of the terminal photographing function can be realized.

Description

Photographing method based on fingerprint touch, terminal and device with storage function
Technical Field
The invention relates to the technical field of terminals, in particular to a fingerprint touch-based photographing method, a terminal and a device with a storage function.
Background
With the development of science and technology, terminals become an indispensable part in daily life, and smart phones, tablet computers and the like have entered thousands of households.
With the technology becoming mature day by day, the application of fingerprints is becoming more and more extensive, and manufacturers of large terminals are more and more anxious to develop and utilize fingerprints to the maximum extent and meet the market demand, so that the fingerprint touch photographing technology is applied. The fingerprint touch photographing technology is that when a user is in a camera interface, the user wipes a fingerprint sensor with a finger so as to trigger the camera to realize a photographing function.
The inventor of the present application finds, in long-term research, that there are two ways to implement the fingerprint touch photographing technology at present, the first way is to implement the communication between the fingerprint service and the camera process by a broadcasting system (a mechanism widely used for transmitting information between application programs), the fingerprint touch photographing technology using this way has basically no problem under general conditions, but when there are many broadcast messages sent by the system at the same time, it needs to queue up and wait, so there is a delay situation, which affects the system and causes bad user experience; the second is that when the fingerprint module is touched, a new key value is added to the input subsystem for reporting, and at this time, the camera can intercept a corresponding event to process a photographing action, but in this way, mapping of a corresponding key value needs to be added to the bottom layer, and key related attributes need to be added to the fragwork layer, so that the design level is wide, more files need to be changed, and later maintenance and project transplantation of developers are not facilitated.
Disclosure of Invention
The invention mainly solves the technical problem of providing a fingerprint touch-based photographing method, a terminal and a device with a storage function, which can realize the stability of the photographing function of the terminal.
In order to solve the technical problems, the invention adopts a technical scheme that: a fingerprint touch-based photographing method is provided, the method is used for a terminal, the terminal comprises a fingerprint sensor used for collecting fingerprints, and the method comprises the following steps:
receiving, by a fingerprint module, a fingerprint touch event from the fingerprint sensor;
control the fingerprint module to send the fingerprint touch event to a registered user in the fingerprint module, wherein the registered user includes a camera application;
and controlling the camera application to receive the fingerprint touch event and take a picture in response to the fingerprint touch event.
In order to solve the technical problem, the invention adopts another technical scheme that: there is provided a terminal, the terminal comprising: the photographing method comprises a processor, a memory, a communication circuit and a fingerprint sensor, wherein the memory, the communication circuit and the fingerprint sensor are respectively coupled with the processor, and the processor controls the processor, the memory, the communication circuit and the fingerprint sensor to realize the steps of the photographing method based on fingerprint touch during working.
In order to solve the technical problems, the invention adopts another technical scheme that: there is provided a device having a storage function, the device storing program data executable to implement the steps in the above-described fingerprint-touch based photographing method.
The invention has the beneficial effects that: different from the situation of the prior art, the photographing method based on fingerprint touch is applied to a terminal, the terminal comprises a fingerprint sensor for collecting fingerprints, and the photographing method comprises the following steps: receiving, by a fingerprint module, a fingerprint touch event from a fingerprint sensor; controlling a fingerprint module to send a fingerprint touch event to a registered user in the fingerprint module, wherein the registered user comprises a camera application; the camera application is controlled to receive the fingerprint touch event and respond to the fingerprint touch event to take a picture.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Wherein:
FIG. 1 is a schematic flowchart illustrating an embodiment of a fingerprint touch-based photographing method according to the present invention;
FIG. 2 is a schematic flowchart illustrating another embodiment of a fingerprint touch-based photographing method according to the present invention;
FIG. 3 is a schematic flow chart of step S204 in the embodiment of FIG. 2;
FIG. 4 is a schematic structural diagram of an embodiment of a terminal according to the present invention;
FIG. 5 is a schematic structural diagram of an embodiment of an apparatus with a storage function according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic flowchart illustrating an embodiment of a fingerprint touch-based photographing method according to the present invention, where the method is applied to a terminal, and the terminal includes a fingerprint sensor for collecting a fingerprint.
The terminal may be a smart phone, a tablet computer, a vehicle-mounted computer, a personal digital assistant, and the like, which is not limited herein.
The fingerprint sensor, also known as fingerprint sensor, is a key device for realizing automatic fingerprint acquisition, and in the fingerprint sensor, the detection of a fingerprint is realized by detecting a tiny capacitance formed by a finger surface and an induction chip of the fingerprint sensor.
In the embodiment, the photographing method based on fingerprint touch includes:
s101: a fingerprint touch event is received from a fingerprint sensor by a fingerprint module.
The Fingerprint module (Fingerprint) is used for specially processing information related to fingerprints in the terminal, including registration, identification, deletion and the like of the fingerprints, and is closely related inside, less in relation with other modules and relatively independent.
When a user touches the fingerprint sensor, a current signal or an interrupt signal is generated, i.e., a fingerprint touch event is generated.
Optionally, in order to avoid a situation of false touch, for example, in the process of operating the terminal, clothes and the like touch the fingerprint sensor, in another embodiment, the fingerprint sensor is touched for a certain time before a fingerprint touch event is generated.
Optionally, in this embodiment, the fingerprint of the user is not recognized, that is, a fingerprint touch event is generated as long as the user touches the fingerprint sensor. Of course, in other embodiments, the fingerprint touch event may be generated after inputting the matching fingerprint, that is, the fingerprint touch event is generated only when inputting the fingerprint meeting the requirement, and the generation of the fingerprint touch event is not limited herein.
S102: controlling the fingerprint module to send the fingerprint touch event to a registered user in the fingerprint module, wherein the registered user includes a camera application.
The user registered in the fingerprint module is stored in the fingerprint module, and can receive the fingerprint touch event sent by the fingerprint module.
The number of registered users in the fingerprint module can be more than one, and can be more than one, wherein the registered users include a camera application, and of course, the registered users can also include other applications, such as WeChat, QQ, notepad, and the like.
When the fingerprint module receives a fingerprint touch event, the fingerprint module sends the fingerprint touch event to a registered user in the fingerprint module.
S103: and controlling the camera application to receive the fingerprint touch event and take a picture in response to the fingerprint touch event.
The control camera application receives the fingerprint touch event and responds to the fingerprint touch event to take a picture, so that the functions that a user touches the fingerprint sensor with a hand and the terminal takes a picture are realized, namely, the fingerprint touch picture taking technology is realized.
Optionally, in order to perfect the fingerprint touch photographing technology of the terminal, in another embodiment, the step S103 further includes:
s1031: it is determined whether a camera application is running.
S1032: and when the camera application is running, controlling the camera application to receive the fingerprint touch event and take pictures in response to the fingerprint touch event.
That is, only when the camera application is running, the camera application is controlled to receive the fingerprint touch event, and then take a picture, otherwise, the fingerprint touch event is not received, so that the situation that a user mistakenly touches the fingerprint sensor and takes a picture when other applications are running is avoided.
Optionally, the specifically determining whether the camera application is running includes: and judging whether the camera application is running in the foreground of the terminal.
Of course, in another embodiment, step S103 may further specifically include:
s1033: and controlling the camera application to receive the fingerprint touch event and judging whether the camera application is running.
S1034: and controlling the camera application to take a picture in response to the fingerprint touch event when the camera application is running.
Different from the above steps S1031 to S1032, in the present embodiment, the step of determining whether the camera application is running is performed after the step of controlling the camera application to receive the fingerprint touch event, that is, after the camera application receives the fingerprint touch event, the step of determining whether the camera application is running may be performed, specifically, whether the camera application is running in the foreground may be determined, and when the camera application is running, the camera application is controlled to take a picture in response to the fingerprint touch event, otherwise, the picture is not taken.
In the above embodiment, the fingerprint touch event from the fingerprint sensor is directly received by the fingerprint module, and the event is sent to the camera application, so that photographing is realized. Compared with the prior art, firstly, the fingerprint module receives fewer messages, the action response is more timely, the functional stability is better, the touch photographing of the terminal fingerprint is ensured not to generate time delay, and the data can be processed in time; secondly, in the aspect of project integration, only interfaces for registering and storing camera applications need to be added in the fingerprint module, and the fingerprint module is closely related to other modules, and is less related to other modules, so that the concept of high cohesion low coupling (the tightness of the combination of elements in one module is high, and the tightness of the connection between modules in a system structure is low) in software design is better met, and the later maintenance and the transplantation of developers are facilitated.
Referring to fig. 2, fig. 2 is a schematic flowchart illustrating another embodiment of a fingerprint touch-based photographing method according to the present invention, and in the embodiment, the method includes:
s204: the control camera application registers as a registered user of the fingerprint module.
The camera application is controlled to register as a registered user of the fingerprint module, i.e. the camera application is enabled to listen to and receive fingerprint touch events sent by the fingerprint module.
Referring to fig. 3, fig. 3 is a schematic flowchart of step S204 in this embodiment, step S204 specifically includes:
s2041: and controlling the camera application to request the application to become a registered user from the fingerprint management submodule so that the camera application can receive a fingerprint touch event from the fingerprint sensor of the fingerprint module.
In this application scenario, the fingerprint module includes: a Fingerprint Service sub-module (Fingerprint Service) and a Fingerprint management sub-module (Fingerprint manager).
Of course, in other embodiments, the fingerprint module may further include other modules such as a fingerprint communication sub-module (Fingerprinted), which is not limited herein.
The fingerprint management sub-module is used for helping an upper layer to access the fingerprint service sub-module, and the fingerprint service sub-module is responsible for managing logics of processes of fingerprint registration, identification, deletion, permission check and the like and is a service for processing a fingerprint core service.
S2042: controlling the fingerprint management sub-module to notify the fingerprint service sub-module of the request of the camera application, so that the fingerprint service sub-module adds the camera application to the registered user list
In order to enable the camera application to receive the fingerprint touch event from the fingerprint sensor of the fingerprint module, the camera application is firstly controlled to request the fingerprint management sub-module to become a registered user, when the fingerprint management sub-module receives the request of applying to become the registered user, the fingerprint management sub-module notifies the fingerprint service sub-module of the request, and the fingerprint service sub-module adds the camera application to a registered user list, namely, the camera application is enabled to monitor and receive the fingerprint touch event sent by the fingerprint module.
S201: a fingerprint touch event is received from a fingerprint sensor by a fingerprint module.
In this embodiment, step S201 specifically includes: a fingerprint touch event from a fingerprint sensor is received by a fingerprint service sub-module.
That is, when the fingerprint sensor generates a fingerprint touch event, the fingerprint touch event is received by the fingerprint service sub-module in the fingerprint module.
S202: controlling the fingerprint module to send the fingerprint touch event to a registered user in the fingerprint module, wherein the registered user includes a camera application.
Optionally, in this embodiment, step S202 specifically includes:
s2021: and controlling the fingerprint service submodule to traverse the registered users in the registered user list.
More than one registered user in the registered user list may be provided, for example, the registered user may include applications such as WeChat, QQ, notepad, etc., and when more than one registered user exists, the fingerprint service sub-module is controlled to traverse the registered users in the registered user list.
S2022: and controlling the fingerprint service sub-module to send the fingerprint touch event to the registered user in the registered user list.
The fingerprint touch event is sent to all registered users in the list of registered users, i.e. in this embodiment, any user registered in the fingerprint module can capture the fingerprint touch event.
Of course, in other embodiments, the fingerprint module is controlled to send the fingerprint touch event to the registered user in the fingerprint module, and the fingerprint module may be controlled to send the fingerprint touch event to a specific registered user in the fingerprint module, as long as the specific registered user includes the camera application, which is not limited herein.
S203: and controlling the camera application to receive the fingerprint touch event and take a picture in response to the fingerprint touch event.
The control camera application receives the fingerprint touch event and responds to the fingerprint touch event to take a picture, so that the functions that a user touches the fingerprint sensor with a hand and the terminal takes a picture are realized, namely, the fingerprint touch picture taking technology is realized.
Optionally, in this embodiment, the method for photographing based on fingerprint touch further includes:
s205: and controlling the fingerprint management sub-module to monitor whether a request for becoming a registered user exists or not so that the application sending the request can receive a fingerprint touch event from the fingerprint sensor of the fingerprint module.
S206: when the fingerprint management submodule receives a request for being applied to become a registered user, the fingerprint management submodule is controlled to inform the fingerprint service submodule of the application of the request to be sent, so that the fingerprint service submodule adds the application to a registered user list.
That is, in the present embodiment, the fingerprint management sub-module is controlled to monitor whether there is a request for requesting a registered user or not at all times, and when there is a request for requesting a registered user, the user who issued the request is added to the registered user list so that the fingerprint touch event can be sent to the application when a fingerprint touch event is subsequently received, that is, the fingerprint touch event can be captured by any registered application.
Referring to fig. 4, fig. 4 is a schematic structural diagram of an embodiment of a terminal according to the present invention, where the terminal includes: the processor 40, the fingerprint sensor 41, the communication circuit 42 and the memory 43, wherein the fingerprint sensor 41, the communication circuit 42 and the memory 43 are respectively coupled to the processor 40, and the processor 40 controls itself, the fingerprint sensor 41, the communication circuit 42 and the memory 43 to implement the steps of the fingerprint touch based photographing method in any of the above embodiments.
Wherein, the terminal can be smart mobile phone, panel computer, on-vehicle computer and personal digital assistant etc. do not do the restriction here, and the terminal still includes: a fingerprint module (not shown), a camera application (not shown).
The processor 40 receives a fingerprint touch event from the fingerprint sensor 41 through the fingerprint module and controls the fingerprint module to transmit the fingerprint touch event to a registered user in the fingerprint module, including a camera application, through the communication circuit 42, and the processor 40 controls the camera application to receive the fingerprint touch event and take a picture in response to the touch event.
In an application scenario, the fingerprint module further includes: a fingerprint service sub-module (not shown) and a fingerprint management sub-module (not shown).
Wherein, the processor 40 sends the fingerprint touch event to the registered user in the fingerprint module through the fingerprint module via the communication circuit 42, which specifically includes: the processor 40, through the fingerprint service sub-module, sends the fingerprint touch event to the registered user in the fingerprint service sub-module through the communication circuit 42.
For a detailed photographing method based on fingerprint touch, please refer to the photographing method based on fingerprint touch in any of the above embodiments, which is not described herein again.
Referring to fig. 5, fig. 5 is a schematic structural diagram of an embodiment of the apparatus with storage function according to the present invention, the apparatus with storage function 50 stores program data 501, and the program data 501 can be executed to implement the steps in the fingerprint touch-based photographing method in any of the above embodiments, wherein for a detailed fingerprint touch-based photographing method, reference is made to the above embodiments, and details are not repeated here.
The device 50 with storage function may be, but is not limited to, a usb disk, an SD card, a PD optical drive, a mobile hard disk, a high-capacity floppy drive, a flash memory, a multimedia memory card, or a server.
In summary, in distinction from the state of the art, the fingerprint touch based photographing method of the present invention is applied to a terminal including a fingerprint sensor for acquiring a fingerprint, the photographing method including: receiving, by a fingerprint module, a fingerprint touch event from a fingerprint sensor; controlling a fingerprint module to send a fingerprint touch event to a registered user in the fingerprint module, wherein the registered user comprises a camera application; the control camera application receives the fingerprint touch event and responds to the fingerprint touch event to take a picture, and by the picture taking method, on one hand, the interference of a system on the control camera application can be reduced during picture taking, the stability of a picture taking function is ensured, on the other hand, the control camera application can better accord with the thought of high cohesion and low coupling of software design, and the control camera application is convenient for later maintenance and transplantation of developers.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (5)

1. A photographing method based on fingerprint touch is characterized in that the method is used for a terminal, the terminal comprises a fingerprint sensor used for collecting fingerprints, and the method comprises the following steps:
receiving, by a fingerprint module, a fingerprint touch event from the fingerprint sensor; the fingerprint module comprises a fingerprint service sub-module and a fingerprint management sub-module;
control the fingerprint module to send the fingerprint touch event to a registered user in the fingerprint module, wherein the registered user includes a camera application;
controlling the camera application to receive the fingerprint touch event and take a picture in response to the fingerprint touch event;
prior to the receiving, by the fingerprint module, a fingerprint-touch event from the fingerprint sensor, comprising:
control the camera application to register as a registered user of the fingerprint module;
the controlling the camera application to register as a registered user of the fingerprint module, comprising:
controlling the camera application to request the application to become a registered user from the fingerprint management sub-module so that the camera application can receive a fingerprint touch event from the fingerprint sensor of the fingerprint module;
controlling the fingerprint management sub-module to notify the fingerprint service sub-module of the request of the camera application, so that the fingerprint service sub-module adds the camera application to a registered user list;
the receiving, by the fingerprint module, a fingerprint-touch event from the fingerprint sensor includes:
receiving, by the fingerprint service sub-module, a fingerprint touch event from the fingerprint sensor;
the controlling the fingerprint module to send the fingerprint touch event to a registered user in the fingerprint module includes:
controlling the fingerprint service sub-module to traverse registered users in a registered user list;
controlling the fingerprint service sub-module to send the fingerprint touch event to the registered user in the registered user list.
2. The method of claim 1, further comprising:
controlling the fingerprint management sub-module to monitor whether a request for becoming a registered user exists or not so that an application sending the request can receive a fingerprint touch event from the fingerprint sensor of the fingerprint module;
when the fingerprint management submodule receives the request of applying to become the registered user, the fingerprint management submodule is controlled to inform the fingerprint service submodule of the application sending the request, so that the fingerprint service submodule adds the application to a registered user list.
3. The method of claim 1, wherein controlling the camera application to receive the fingerprint-touch event and take a photograph in response to the fingerprint-touch event comprises:
determining whether the camera application is running;
and when the camera application is running, controlling the camera application to receive the fingerprint touch event and take a picture in response to the fingerprint touch event.
4. A terminal, characterized in that the terminal comprises: a processor, a memory, a communication circuit, and a fingerprint sensor, the memory, the communication circuit, and the fingerprint sensor being respectively coupled to the processor, the processor controlling itself and the memory, the communication circuit, the fingerprint sensor to implement the steps in the method of any one of claims 1 to 3 when in operation.
5. An apparatus having a memory function, characterized in that program data are stored, which can be executed to implement the steps in the method of any of claims 1 to 3.
CN201711097106.8A 2017-11-08 2017-11-08 Photographing method based on fingerprint touch, terminal and device with storage function Active CN107911600B (en)

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Citations (2)

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Publication number Priority date Publication date Assignee Title
CN106446618A (en) * 2016-09-26 2017-02-22 珠海格力电器股份有限公司 Control method and device for mobile terminal and mobile terminal
CN106933351A (en) * 2017-02-13 2017-07-07 北京奇虎科技有限公司 A kind of method for starting camera in the terminal, device and mobile terminal

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104361272A (en) * 2014-10-11 2015-02-18 深圳市汇顶科技股份有限公司 Fingerprint input information processing method and system and mobile terminal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106446618A (en) * 2016-09-26 2017-02-22 珠海格力电器股份有限公司 Control method and device for mobile terminal and mobile terminal
CN106933351A (en) * 2017-02-13 2017-07-07 北京奇虎科技有限公司 A kind of method for starting camera in the terminal, device and mobile terminal

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