CN114282561A - Code identification display method and device, electronic equipment and storage medium - Google Patents
Code identification display method and device, electronic equipment and storage medium Download PDFInfo
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Abstract
The invention relates to a code mark display method, a device, electronic equipment and a storage medium, wherein the code mark display method comprises the following steps: determining whether a trigger event for displaying the code identifier is detected; if a trigger event for generating a code identifier is detected, displaying an interface which does not contain the code identifier; detecting whether scanning equipment exists in a preset scanning area or not; and if the scanning equipment exists in a preset scanning area, displaying an interface containing the code identification. According to the embodiment of the invention, before the code identifier is displayed, whether the scanning equipment exists in the preset scanning area is judged firstly, and the code identifier is displayed only when the scanning equipment exists in the preset scanning area, so that the code identifier is only displayed to the scanning equipment, the probability that the code identifier is displayed to other illegal equipment is reduced, and the display safety of the code identifier is improved.
Description
Technical Field
The present application relates to the field of electronic information technologies, and in particular, to a code identifier display method and apparatus, an electronic device, and a storage medium.
Background
Along with the continuous improvement of the living standard of people, the smart phone is more and more common in use, various conveniences brought by people are also brought, and the use of the two-dimensional code has penetrated the aspects of life. Meanwhile, the functions of the existing smart phone are more and more powerful, the multiple-distance lens is continuously emerged, and the risk of being stolen and brushed is higher and higher.
Generally, a user presents the two-dimensional code to a corresponding merchant through a smart phone to complete functions of identity authentication or payment and the like. However, if the two-dimensional code is remotely scanned by other equipment in the process of presenting the two-dimensional code, personal information leakage or property loss can be caused.
Disclosure of Invention
In order to solve the technical problem of poor safety when the two-dimensional code is presented for identity authentication or payment, the application provides a code identification display method and device, electronic equipment and a storage medium.
In a first aspect, the present application provides a code identifier display method, including:
determining whether a trigger event for displaying the code identifier is detected;
if a trigger event for generating a code identifier is detected, displaying an interface which does not contain the code identifier;
detecting whether scanning equipment exists in a preset scanning area or not;
and if the scanning equipment exists in a preset scanning area, displaying an interface containing the code identification.
Optionally, detecting whether a scanning device exists in the preset scanning area includes:
detecting whether a scanning device with a spacing distance within a preset distance range exists or not;
if the scanning equipment exists, the interval distance between the scanning equipment and the scanning equipment is within the preset distance range, and whether the scanning equipment exists or not is detected;
and if the scanning equipment with the included angle within the range of the preset included angle exists, determining that the scanning equipment exists in the preset scanning area.
Optionally, the scanning device for detecting whether the distance between the scanning device and the scanning device is within a preset distance range includes:
detecting the spacing distance between the scanning device and the scanning device;
comparing the maximum boundary value and the minimum boundary value of the separation distance and the preset distance range;
and if the spacing distance is greater than the minimum boundary value and less than the maximum boundary value, determining that the scanning equipment with the spacing distance within a preset distance range exists.
Optionally, detecting a separation distance between itself and the scanning device includes:
controlling a distance detection sensor to emit a first detection signal;
receiving a first echo signal returned after the first detection signal meets an obstacle;
calculating the separation distance based on the first probe signal and the first echo signal.
Optionally, detecting a separation distance between itself and the scanning device includes:
acquiring an acquired image acquired by a front camera;
if the scanning equipment is identified in the collected image, acquiring the window image size of a scanning window of the scanning equipment in the collected image;
calculating an actual distance corresponding to the size of the window image based on the corresponding relation between the actual window size of the scanning window of the scanning device and a preset size distance;
determining the actual distance as the separation distance.
Optionally, the scanning device that detects whether there is an included angle between itself and itself within a preset included angle range includes:
acquiring an acquired image acquired by a front camera;
detecting an image area of a scanning window of a scanning device in the acquired image;
and if the proportion of the image area to the area of the acquired image exceeds a preset area threshold value, determining that the scanning equipment exists, wherein the included angle between the scanning equipment and the scanning equipment is within the range of the preset included angle.
Optionally, the method further comprises:
and if the scanning equipment does not exist in the preset scanning area, displaying an interface which does not contain the code identification.
In a second aspect, the present application provides a code label display apparatus, comprising:
the first detection module is used for determining whether a trigger event of the display code identifier is detected;
the first display module is used for displaying an interface which does not contain the code identifier if a trigger event for generating the code identifier is detected;
the second detection module is used for detecting whether scanning equipment exists in a preset scanning area;
and the second display module is used for displaying an interface containing the code identifier if the scanning equipment exists in a preset scanning area.
Optionally, the second detection module includes:
the first detection unit is used for detecting whether scanning equipment with the spacing distance within a preset distance range exists or not;
the second detection unit is used for detecting whether scanning equipment with an included angle within a preset included angle range exists or not if the scanning equipment with the interval distance within the preset distance range exists;
and the determining unit is used for determining that the scanning equipment exists in a preset scanning area if the scanning equipment exists in a range of a preset included angle with the scanning equipment.
Optionally, the first detection unit includes:
the first detection subunit is used for detecting the spacing distance between the first detection subunit and the scanning device;
a comparison subunit, configured to compare the maximum boundary value and the minimum boundary value of the separation distance and the preset distance range;
and the first determining subunit is used for determining that the scanning equipment with the spacing distance within the preset distance range exists if the spacing distance is greater than the minimum boundary value and less than the maximum boundary value.
Optionally, the first detecting subunit is further configured to:
controlling a distance detection sensor to emit a first detection signal;
receiving a first echo signal returned after the first detection signal meets an obstacle;
calculating the separation distance based on the first probe signal and the first echo signal.
Optionally, the first detecting subunit is further configured to:
acquiring an acquired image acquired by a front camera;
if the scanning equipment is identified in the collected image, acquiring the window image size of a scanning window of the scanning equipment in the collected image;
calculating an actual distance corresponding to the size of the window image based on the corresponding relation between the actual window size of the scanning window of the scanning device and a preset size distance;
determining the actual distance as the separation distance.
Optionally, the second detection unit includes:
the acquisition subunit is used for acquiring an acquired image acquired by the front camera;
the second detection subunit is used for detecting an image area of a scanning window of the scanning equipment in the acquired image;
and the second determining subunit is used for determining the scanning equipment which has an included angle with the scanning equipment and is positioned in a preset included angle range if the proportion of the image area to the area of the acquired image exceeds a preset area threshold value.
Optionally, the apparatus further comprises:
and the interface display module is used for displaying an interface which does not contain the code identifier if the scanning equipment does not exist in a preset scanning area.
In a third aspect, the present application provides an electronic device, including a processor, a communication interface, a memory, and a communication bus, where the processor, the communication interface, and the memory complete mutual communication through the communication bus;
a memory for storing a computer program;
a processor configured to implement the code label display method according to any one of the first aspect when executing a program stored in a memory.
In a fourth aspect, the present application provides a computer-readable storage medium having stored thereon a program of a code indication display method, which when executed by a processor, implements the steps of the code indication display method of any one of the first aspects.
Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:
the embodiment of the invention firstly determines whether a trigger event for displaying the code identifier is detected, if the trigger event for generating the code identifier is detected, an interface which does not contain the code identifier is displayed, and then detects whether scanning equipment exists in a preset scanning area, and if the scanning equipment exists in the preset scanning area, the interface which contains the code identifier can be displayed.
According to the embodiment of the invention, before the code identifier is displayed, whether the scanning equipment exists in the preset scanning area or not is judged firstly, and the code identifier is displayed only when the scanning equipment exists in the preset scanning area, so that the code identifier is only displayed to the scanning equipment, the probability that the code identifier is displayed to other illegal equipment is reduced, and the display safety of the code identifier is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a flowchart of a code identifier display method according to an embodiment of the present disclosure;
fig. 2 is a structural diagram of a code identifier display apparatus according to an embodiment of the present disclosure;
fig. 3 is a structural diagram of an electronic device according to an embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all 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 application.
At present, in the process that a user presents a two-dimensional code through a smart phone to a corresponding merchant to complete functions such as identity authentication or payment, if the user is remotely scanned by other equipment, personal information leakage or property loss may be caused.
The code mark display method can be applied to a user terminal, a distance detection sensor, a camera and the like can be arranged in the user terminal, and as shown in fig. 1, the code mark display method can comprise the following steps:
step S101, determining whether a trigger event of a display code identifier is detected;
the system can monitor the display content and exit of all app pages all the time, and when a user operates an app display payment page or an authentication page and the like to display a code identifier for being read by other scanning equipment, the trigger event of the display code identifier can be determined to be detected.
Step S102, if a trigger event for generating a code identifier is detected, displaying an interface which does not contain the code identifier;
in the embodiment of the invention, a mask layer for shielding the code identifier can be added above the code identifier to display the interface of the mask layer, and other contents such as pictures, videos, characters and the like which are irrelevant to the code identifier can also be directly displayed.
Step S103, detecting whether a scanning device exists in a preset scanning area;
the preset scanning area can be preset to detect whether the position of the scanning device meets the condition of displaying the code identification, the preset scanning area can be an area which is located in a preset distance range from the spacing distance between the preset scanning area and the user terminal, and an included angle between the scanning device and the user terminal is located in a preset included angle range, and the included angle between the scanning device and the user terminal can refer to a connecting line between the center of a scanning window of the scanning device and the center of a screen of the user terminal and an included angle between straight lines perpendicular to the screen of the user terminal.
The predetermined distance may be, for example, 5cm to 50cm, and the predetermined included angle may be, for example, 15 degrees to 30 degrees.
And if the scanning equipment does not exist in the preset scanning area, displaying an interface which does not contain the code identification. That is, if the scanning device is not detected in the preset scanning area, it may be considered that the user terminal is too far away from the scanning device at the moment, and the current location of the user terminal may have a risk that the code identifier is swiped illegally, so that an interface not including the code identifier may be displayed.
And step S104, if the scanning equipment exists in a preset scanning area, displaying an interface containing the code identification.
If the scanning equipment is detected in the preset scanning area, the code identification can be directly displayed so as to facilitate the scanning of the scanning equipment.
The embodiment of the invention firstly determines whether a trigger event for displaying the code identifier is detected, if the trigger event for generating the code identifier is detected, an interface which does not contain the code identifier is displayed, and then detects whether scanning equipment exists in a preset scanning area, and if the scanning equipment exists in the preset scanning area, the interface which contains the code identifier can be displayed.
According to the embodiment of the invention, before the code identifier is displayed, whether the scanning equipment exists in the preset scanning area is judged firstly, and the code identifier is displayed only when the scanning equipment exists in the preset scanning area, so that the code identifier is only displayed to the scanning equipment, the probability that the code identifier is displayed to other illegal equipment is reduced, and the display safety of the code identifier is improved.
In another embodiment of the present invention, the step S103 of detecting whether there is a scanning device in the preset scanning area includes:
201, detecting whether a scanning device with the spacing distance within the preset distance range exists or not;
in this step, the separation distance between the scanning device and the scanning device may be detected, and then the separation distance is compared with the maximum boundary value and the minimum boundary value of the preset distance range, and if the separation distance is greater than the minimum boundary value and less than the maximum boundary value, it is determined that there is a scanning device whose separation distance from the scanning device is within the preset distance range.
In one embodiment of the present invention, detecting a separation distance between itself and a scanning device includes: controlling a distance detection sensor to emit a first detection signal, receiving a first echo signal returned after the first detection signal meets an obstacle, and calculating the separation distance based on the first detection signal and the first echo signal.
The distance detection sensor may refer to an infrared distance measurement sensor or an ultrasonic distance measurement sensor.
In another embodiment of the present invention, detecting a separation distance between itself and a scanning device comprises: acquiring an acquired image acquired by a front camera; if the scanning equipment is identified in the collected image, acquiring the window image size of a scanning window of the scanning equipment in the collected image; and calculating an actual distance corresponding to the size of the window image based on the actual window size of the scanning window of the scanning device and a preset size distance corresponding relation, and determining the actual distance as the spacing distance.
In the embodiment of the present invention, the sizes of the scanning windows of various scanning devices existing in the market can be collected in advance, such as: the method can acquire the window sizes of the scanning windows of the scanning devices of multiple models in advance, store the window sizes in the data set, and also can acquire the size of the scanning window of the scanning device from a network in a networking mode when the scanning devices are detected to be different from the scanning devices in the data set in the using process, and then add the acquired size to the data set, so that the enriched data set is updated continuously, and the size of the scanning device of each scanning device can be found all the time.
Moreover, the window image size in the collected image shot at the user terminal can be preset when the scanning window with different window sizes and the user equipment are at different actual distances, and further, the spacing distance can be calculated according to the window image size in the collected image and the corresponding relation.
202, if a scanning device exists, the interval distance between the scanning device and the scanning device is within a preset distance range, detecting whether the scanning device exists, and the included angle between the scanning device and the scanning device is within the preset included angle range;
in the embodiment of the invention, a collected image collected by a front camera can be firstly obtained, then an image area of a scanning window of scanning equipment is detected in the collected image, and if the proportion of the image area to the area of the collected image exceeds a preset area threshold, the scanning equipment which has an included angle with the scanning equipment and is located in a preset included angle range is determined.
If the proportion of the image area of the scanning window to the total area of the collected images exceeds a preset area threshold, the scanning window of the scanning device can project to the screen of the user terminal, and if the projection area exceeds the preset area threshold, the scanning device which has an included angle with the user terminal and is located in a preset included angle range can be determined.
And 203, if the scanning equipment with the included angle within the preset included angle range exists, determining that the scanning equipment exists in the preset scanning area.
The embodiment of the invention can determine whether the scanning equipment exists in the preset scanning area or not through distance judgment and included angle judgment, thereby realizing the purpose of accurately detecting the scene needing to be scanned and further facilitating the accurate determination of when the code identification is displayed.
In another embodiment of the present invention, there is provided a code identifier display apparatus, as shown in fig. 2, including:
a first detection module 11, configured to determine whether a trigger event of displaying a code identifier is detected;
the first display module 12 is configured to display an interface that does not include the code identifier if a trigger event for generating the code identifier is detected;
the second detection module 13 is configured to detect whether a scanning device exists in a preset scanning area;
the second display module 14 is configured to display an interface including the code identifier if the scanning device exists in a preset scanning area.
Optionally, the second detection module includes:
the first detection unit is used for detecting whether scanning equipment with the spacing distance within a preset distance range exists or not;
the second detection unit is used for detecting whether scanning equipment with an included angle within a preset included angle range exists or not if the scanning equipment with the interval distance within the preset distance range exists;
and the determining unit is used for determining that the scanning equipment exists in a preset scanning area if the scanning equipment exists in a range of a preset included angle with the scanning equipment.
Optionally, the first detection unit includes:
the first detection subunit is used for detecting the spacing distance between the first detection subunit and the scanning device;
a comparison subunit, configured to compare the maximum boundary value and the minimum boundary value of the separation distance and the preset distance range;
and the first determining subunit is used for determining that the scanning equipment with the spacing distance within the preset distance range exists if the spacing distance is greater than the minimum boundary value and less than the maximum boundary value.
Optionally, the first detecting subunit is further configured to:
controlling a distance detection sensor to emit a first detection signal;
receiving a first echo signal returned after the first detection signal meets an obstacle;
calculating the separation distance based on the first probe signal and the first echo signal.
Optionally, the first detecting subunit is further configured to:
acquiring an acquired image acquired by a front camera;
if the scanning equipment is identified in the collected image, acquiring the window image size of a scanning window of the scanning equipment in the collected image;
calculating an actual distance corresponding to the size of the window image based on the corresponding relation between the actual window size of the scanning window of the scanning device and a preset size distance;
determining the actual distance as the separation distance.
Optionally, the second detection unit includes:
the acquisition subunit is used for acquiring an acquired image acquired by the front camera;
the second detection subunit is used for detecting an image area of a scanning window of the scanning equipment in the acquired image;
and the second determining subunit is used for determining the scanning equipment which has an included angle with the scanning equipment and is positioned in a preset included angle range if the proportion of the image area to the area of the acquired image exceeds a preset area threshold value.
Optionally, the apparatus further comprises:
and the interface display module is used for displaying an interface which does not contain the code identifier if the scanning equipment does not exist in a preset scanning area.
In another embodiment of the present invention, an electronic device is further provided, which includes a processor, a communication interface, a memory, and a communication bus, where the processor, the communication interface, and the memory complete communication with each other through the communication bus;
a memory for storing a computer program;
and the processor is used for realizing the code mark display method of any one of the method embodiments when executing the program stored in the memory.
In the electronic device provided in the embodiment of the present invention, the processor executes the program stored in the memory to determine whether to detect a trigger event for displaying the code identifier, and if the trigger event for generating the code identifier is detected, display an interface that does not include the code identifier, and then detect whether the scanning device exists in the preset scanning area, and if the scanning device exists in the preset scanning area, display the interface that includes the code identifier.
According to the embodiment of the invention, before the code identifier is displayed, whether the scanning equipment exists in the preset scanning area is judged firstly, and the code identifier is displayed only when the scanning equipment exists in the preset scanning area, so that the code identifier is only displayed to the scanning equipment, the probability that the code identifier is displayed to other illegal equipment is reduced, and the display safety of the code identifier is improved.
The communication bus 1140 mentioned in the above electronic device may be a Peripheral Component Interconnect (PCI) bus, an Extended Industry Standard Architecture (EISA) bus, or the like. The communication bus 1140 may be divided into an address bus, a data bus, a control bus, and the like. For ease of illustration, only one thick line is shown in FIG. 3, but this does not mean only one bus or one type of bus.
The communication interface 1120 is used for communication between the electronic device and other devices.
The memory 1130 may include a Random Access Memory (RAM), and may also include a non-volatile memory (non-volatile memory), such as at least one disk memory. Optionally, the memory may also be at least one memory device located remotely from the processor.
The processor 1110 may be a general-purpose processor, and includes a Central Processing Unit (CPU), a Network Processor (NP), and the like; the integrated circuit may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other programmable logic device, discrete gate or transistor logic device, or discrete hardware components.
In yet another embodiment of the present invention, a computer-readable storage medium is further provided, on which a program of a code indication display method is stored, which when executed by a processor implements the steps of the code indication display method according to any one of the preceding method embodiments.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A code label display method, comprising:
determining whether a trigger event for displaying the code identifier is detected;
if a trigger event for generating a code identifier is detected, displaying an interface which does not contain the code identifier;
detecting whether scanning equipment exists in a preset scanning area or not;
and if the scanning equipment exists in a preset scanning area, displaying an interface containing the code identification.
2. The method of claim 1, wherein detecting whether a scanning device is present in a predetermined scanning area comprises:
detecting whether a scanning device with a spacing distance within a preset distance range exists or not;
if the scanning equipment exists, the interval distance between the scanning equipment and the scanning equipment is within the preset distance range, and whether the scanning equipment exists or not is detected;
and if the scanning equipment with the included angle within the range of the preset included angle exists, determining that the scanning equipment exists in the preset scanning area.
3. The code mark display method according to claim 2, wherein detecting whether there is a scanning device whose distance from itself is within a preset distance range comprises:
detecting the spacing distance between the scanning device and the scanning device;
comparing the maximum boundary value and the minimum boundary value of the separation distance and the preset distance range;
and if the spacing distance is greater than the minimum boundary value and less than the maximum boundary value, determining that the scanning equipment with the spacing distance within a preset distance range exists.
4. The code mark display method according to claim 3, wherein detecting a separation distance between itself and the scanning device comprises:
controlling a distance detection sensor to emit a first detection signal;
receiving a first echo signal returned after the first detection signal meets an obstacle;
calculating the separation distance based on the first probe signal and the first echo signal.
5. The code mark display method according to claim 3, wherein detecting a separation distance between itself and the scanning device comprises:
acquiring an acquired image acquired by a front camera;
if the scanning equipment is identified in the collected image, acquiring the window image size of a scanning window of the scanning equipment in the collected image;
calculating an actual distance corresponding to the size of the window image based on the corresponding relation between the actual window size of the scanning window of the scanning device and a preset size distance;
determining the actual distance as the separation distance.
6. The method of claim 2, wherein detecting whether there is a scanning device having an angle with itself within a predetermined angle range comprises:
acquiring an acquired image acquired by a front camera;
detecting an image area of a scanning window of a scanning device in the acquired image;
and if the proportion of the image area to the area of the acquired image exceeds a preset area threshold value, determining that the scanning equipment exists, wherein the included angle between the scanning equipment and the scanning equipment is within the range of the preset included angle.
7. The code logo display method according to claim 1, wherein the method further comprises:
and if the scanning equipment does not exist in the preset scanning area, displaying an interface which does not contain the code identification.
8. A code label display device, comprising:
the first detection module is used for determining whether a trigger event of the display code identifier is detected;
the first display module is used for displaying an interface which does not contain the code identifier if a trigger event for generating the code identifier is detected;
the second detection module is used for detecting whether scanning equipment exists in a preset scanning area;
and the second display module is used for displaying an interface containing the code identifier if the scanning equipment exists in a preset scanning area.
9. An electronic device is characterized by comprising a processor, a communication interface, a memory and a communication bus, wherein the processor and the communication interface are used for realizing mutual communication by the memory through the communication bus;
a memory for storing a computer program;
a processor for implementing the code label display method according to any one of claims 1 to 7 when executing a program stored in a memory.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a program of a code label display method, which when executed by a processor, implements the steps of the code label display method of any one of claims 1 to 7.
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