CN105243350A - Code scanning method and code scanning device - Google Patents
Code scanning method and code scanning device Download PDFInfo
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- CN105243350A CN105243350A CN201410231451.6A CN201410231451A CN105243350A CN 105243350 A CN105243350 A CN 105243350A CN 201410231451 A CN201410231451 A CN 201410231451A CN 105243350 A CN105243350 A CN 105243350A
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Abstract
The embodiment of the invention provides a code scanning method and a code scanning device. The code scanning method comprises the steps of receiving a code scanning instruction inputted by a user; detecting the surrounding environment brightness through an optical sensor of a mobile terminal; comparing the surrounding environment brightness with a set threshold; turning on a flashlight through a controller of the mobile terminal when the surrounding environment brightness is less than the set threshold; and identifying a scanning range, and acquiring barcode information. According to the invention, light perception can be carried out automatically in code scanning of the mobile terminal, the flashlight is turned on automatically when the environment brightness is insufficient, and a user is not required to carry out manual operations on the flashlight, thereby facilitating the code scanning operation, and also improving the code scanning efficiency.
Description
Technical field
The present invention relates to recognition technology field, a kind of barcode scanning method of special design and device.
Background technology
The features such as the information storage that Quick Response Code and bar code have because of it is large, confidentiality is high, cost is low, be widely used in multiple industries such as article mark, identify label, food, traffic, tourism, also cause the concern of numerous developer in the great potential in the fields such as shopping at network, businessman's sales promotion, and relevant scanning recognition application is more and more ripe perfect.And in recent years, the mobile terminal barcode scanning business that moving communicating field is flourish, makes mobile phone users enter the epoch of IYFT, the huge commercial opportunities brought thus at home and abroad manifest day by day.
In actual applications, the picture of the lower bar code of the camera shooting that mobile terminal first will be utilized to carry or Quick Response Code, then sets out the information wherein comprised, finally does further operation or process according to the information obtained again from bar code or two-dimension code image.Such as, according to the true and false of the information recognition value in bar code; And for example, according to the website information in Quick Response Code, the website that access is corresponding.
But, if scanned under the condition that light is bad, just cannot ensure that figure can be identified clearly.Mat in the existing mobile terminal with camera generally with flashlamp; therefore when light is bad, user usually first can open the flashlamp of mobile terminal, and then starts scanning sequence and carry out barcode scanning; but so operation is just very loaded down with trivial details, directly affects barcode scanning efficiency.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of barcode scanning method and device, and to solve under the condition that light is bad, existing mobile terminal needs first to carry out barcode scanning again by the manually opened flashlamp of user, thus reduces the problem of barcode scanning efficiency.
The embodiment of the present invention proposes a kind of barcode scanning method, comprising:
Receive the barcode scanning instruction of user's input;
By the light sensors surrounding environment brightness of mobile terminal;
The threshold value of surrounding environment brightness and setting is compared;
When surrounding environment brightness is less than the threshold value of setting, open flashlamp by the controller of mobile terminal; And
Sweep limit is identified, obtains bar code information.
The embodiment of the present invention also proposes a kind of barcode scanning device, comprising:
Interactive module, for receiving the barcode scanning instruction of user's input;
Luminance detection module, for the light sensors surrounding environment brightness by mobile terminal;
Comparing module, for comparing the threshold value of surrounding environment brightness and setting;
Flashlamp opening module, for being less than the threshold value of setting when surrounding environment brightness, opens flashlamp by the controller of mobile terminal; And
Scan module, for identifying sweep limit, obtains bar code information.
Relative to prior art, the invention has the beneficial effects as follows: the method for the embodiment of the present invention and device, can be automatically photosensitive when mobile terminal barcode scanning, and automatically open flashlamp when ambient brightness is not enough, user need not carry out manual operation to flashlamp, facilitate barcode scanning operation, also improve barcode scanning efficiency.
Accompanying drawing explanation
Fig. 1 is the running environment schematic diagram of embodiment of the present invention barcode scanning method and device;
Fig. 2 is the process flow diagram of a kind of barcode scanning method of the embodiment of the present invention;
Fig. 3 is the process flow diagram of the another kind of barcode scanning method of the embodiment of the present invention;
Fig. 4 is the structural drawing of a kind of barcode scanning device of the embodiment of the present invention;
Fig. 5 is the structural drawing of the another kind of barcode scanning device of the embodiment of the present invention.
Embodiment
Aforementioned and other technology contents, Characteristic for the present invention, can clearly present in following cooperation describes in detail with reference to graphic preferred embodiment.By the explanation of embodiment, when can to the present invention for the technological means reaching predetermined object and take and effect be able to more deeply and concrete understanding, however institute's accompanying drawings be only to provide with reference to and the use of explanation, be not used for being limited the present invention.
The embodiment of the present invention proposes a kind of barcode scanning method and device, for passing through mobile scanning terminal bar code, described mobile terminal comprises the smart machine with shoot function such as panel computer, mobile phone, electronic reader, telepilot, mobile unit, wearable device.Refer to Fig. 1, it is the running environment schematic diagram of said method and device.A kind of mobile terminal 100 comprises one or more (only illustrating one in figure) controller 102, storer 104, sensor 106, photographing module 108, flash modules 110, load module 112, display module 114 and power supply 116.One of ordinary skill in the art will appreciate that, the structure shown in Fig. 1 is only signal, and it does not cause restriction to the structure of mobile terminal 100.Such as, mobile terminal 100 also can comprise than assembly more or less shown in Fig. 1, or has the configuration different from shown in Fig. 1.
One of ordinary skill in the art will appreciate that, relative to controller 102, every other assembly all belongs to peripheral hardware, is coupled between controller 102 and these peripheral hardwares by Peripheral Interface 118.Peripheral Interface 118 can based on following standard implementation: Universal Asynchronous Receive/dispensing device (UniversalAsynchronousReceiver/Transmitter, UART), universal input/output (GeneralPurposeInputOutput, GPIO), Serial Peripheral Interface (SPI) (SerialPeripheralInterface, SPI), internal integrated circuit (Inter-IntegratedCircuit, I2C), but not and be limited to above-mentioned standard.In some instances, Peripheral Interface 118 only can comprise bus; In other examples, Peripheral Interface 118 also can comprise other elements, as one or more controller, such as, for the display controller of connecting fluid LCD panel or the memory controller for connected storage.In addition, this this controller can also spin off from Peripheral Interface 118, and is integrated in controller 102 or in corresponding peripheral hardware.
Storer 104 can be used for storing software program and module, and controller 102 by running the software program and module that are stored in storer 104, thus performs the application of various function and data processing.Storer 104 can comprise high speed random access memory, also can comprise nonvolatile memory, as one or more magnetic storage device, flash memory or other non-volatile solid state memories.In some instances, storer 104 can comprise the storer relative to the long-range setting of controller 102 further, and these remote memories can be connected to mobile terminal 100 by network.The example of above-mentioned network includes but not limited to internet, intranet, LAN (Local Area Network), mobile radio communication and combination thereof.
The example of sensor 106 includes, but are not limited to: optical sensor, operation sensor and other sensors.Particularly, optical sensor can comprise ambient light sensor and proximity transducer, and wherein, ambient light sensor can the light and shade of sense ambient light, and then some modules that controller 102 performs can utilize the output of ambient light sensor automatically to regulate the output of display.Proximity transducer when mobile terminal 100 moves in one's ear, can cut out display translation.As the one of motion sensor, Gravity accelerometer can detect the size of all directions (are generally three axles) acceleration, size and the direction of gravity can be detected time static, can be used for identifying the application (such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating) of mobile phone attitude, Vibration identification correlation function (such as passometer, knock) etc.; As for mobile terminal 100 also other sensors such as configurable gyroscope, barometer, hygrometer, thermometer, do not repeat them here.
Photographing module 108 is for taking pictures or video.Photo or the video of shooting can be stored in storer 104.Photographing module 108 specifically can comprise the assemblies such as camera lens module, image sensor and flashlamp.Camera lens module is used for the target imaging be taken, and imaging is mapped in image sensor.Image sensor, for receiving the light from camera lens module, realizes photosensitive, with recording image information.Particularly, image sensor can based on complementary metal oxide semiconductor (CMOS) (ComplementaryMetalOxideSemiconductor, CMOS), charge coupled cell (Charge-coupledDevice, CCD) or other image sensing principles realize.
Flash modules 110 comprises flashlamp and corresponding support circuit, and flashlamp can send very strong light at short notice, and the occasion being used for dark is thrown light on instantaneously, also for the brighter occasion of light to subject local light filling.In general, the flashlamp for mobile terminal 100 can be light-emittingdiode (LightEmittingDiode, LED) flashlamp.
Load module 112 can be used for the character information receiving input, and produces and to arrange with user and function controls relevant keyboard, mouse, control lever, optics or trace ball signal and inputs.Particularly, load module 112 can comprise button and touch-control surface.Button such as can comprise the character keys for input character, and for the control button of trigging control function.The example controlling button comprises " returning main screen " button, start/shutdown button, key etc. of taking pictures.Touch-control surface can collect user or neighbouring touch operation (such as user uses any applicable object or the operations of annex in touch-control surface or near touch-control surface such as finger, stylus) thereon, and according to the corresponding coupling arrangement of the driven by program preset.Optionally, touch-control surface can comprise touch detecting apparatus and touch controller two parts.Wherein, touch detecting apparatus detects the touch orientation of user, and detects the signal that touch operation brings, and sends signal to touch controller; Touch controller receives touch information from touch detecting apparatus, and converts it to contact coordinate, then gives controller 102, and can receive order that controller 102 sends and be performed.In addition, the polytypes such as resistance-type, condenser type, infrared ray and surface acoustic wave can be adopted to realize touch-control surface.Except touch-control surface, input block 112 can also comprise other input equipments.Other above-mentioned input equipments include but not limited in physical keyboard, trace ball, mouse, control lever etc. one or more.
Display module 114 is for showing the various graphical user interface of the information inputted by user, the information being supplied to user and mobile terminal 100, and these graphical user interface can be made up of figure, text, icon, video and its combination in any.In an example, display module 114 can comprise a display panel.Display panel 111 such as can be a display panels (LiquidCrystalDisplay, LCD), Organic Light Emitting Diode (OrganicLight-EmittingDiodeDisplay, OLED) display panel, electrophoretic display panel (Electro-PhoreticDisplay, EPD) etc.Further, the touch-control surface of load module 112 can be arranged on display panel thus to form an entirety with display panel.
Power module 116 is for providing electric power supply to controller 102 and other each assemblies.Particularly, power module 116 can comprise power-supply management system, one or more power supply (as battery or alternating current), charging circuit, power-fail testing circuit, inverter, indicator of the power supply status and other arbitrarily to generation, management and the relevant assembly that distributes of electric power in mobile terminal 100.
Refer to Fig. 2, it is the process flow diagram of a kind of barcode scanning method of the embodiment of the present invention, and it comprises the following steps:
S201, receives the barcode scanning instruction of user's input.After mobile terminal receives barcode scanning instruction, barcode scanning program can be started and enter barcode scanning interface.
S202, by the light sensors surrounding environment brightness of mobile terminal.
S203, compares the threshold value of surrounding environment brightness and setting.Described threshold value refers to can ambient brightness required for normal scan bar code by mobile terminal, this threshold value can set according to actual needs, the resolution of such as mobile terminal camera is higher, this threshold value just can arrange higher, otherwise the resolution of mobile terminal camera is lower, this threshold value just can arrange relatively low.
S204, when surrounding environment brightness is less than the threshold value of setting, opens flashlamp by the controller of mobile terminal.In other words, when surrounding environment brightness is less than the threshold value of setting, ambient brightness is not enough to support that mobile terminal carries out barcode scanning, at this moment automatically opens flashlamp by controller, and need not manually open flashlamp and operate.
S205, identifies sweep limit, obtains bar code information.Bar code described in the embodiment of the present invention comprises the pictorial symbolization of the record various information such as bar code (also referred to as bar code), two-dimensional bar code (also referred to as Quick Response Code), Three-Dimensional Bar Code (also referred to as Three-Dimensional Bar Code).Described bar code information can be the data such as the numeral lain in bar code graphics, symbol, picture.
Before acquisition bar code information, need the type first identifying bar code.Specifically, in the scope that pattern recognition technique identification camera can be utilized to cover, whether there is the figure meeting bar code graphics feature, to judge whether to comprise bar code, and identify the type of bar code.For Quick Response Code, Quick Response Code is shown as square-shaped patterns shape, and two-dimension code pattern feature can be utilized to identify Quick Response Code.Described two-dimension code pattern feature can comprise in the parameters such as shape, color, size, distinctive mark one or more, described distinctive mark refers to the distinctive mark of two-dimension code pattern, such as QR code (conventional a kind of Quick Response Code type), wherein three in its four corners, be printed on the square pattern of similar " time " word, and the pattern of this " time " font just can as distinctive mark.Utilizing the figure that pattern recognition technique identifies whether containing meeting two-dimension code pattern feature, if had, then illustrating that the bar code that will scan is Quick Response Code.
By the method for the present embodiment, can be automatically photosensitive when mobile terminal barcode scanning, and automatically open flashlamp when ambient brightness is not enough, user need not carry out manual operation to flashlamp, facilitate barcode scanning operation, also improve barcode scanning efficiency.
Refer to Fig. 3, it is the process flow diagram of the another kind of barcode scanning method of the embodiment of the present invention, and it comprises the following steps:
S301, according to the operation behavior preset received, shows the option information of barcode scanning.
Described option information refers to the information for pointing out user whether to enter barcode scanning interface.
Described default operation behavior can set according to actual needs.Rock the behavior (can be detected by the motion sensor of mobile terminal) of mobile terminal with such as exceeding certain amplitude, then eject the information whether entering barcode scanning interface on a display screen; After and for example pressing display screen a period of time with the head of a household, eject the option information of whether barcode scanning; And for example barcode scanning option is set in the menu option of an application program, after user clicks respective menu option, ejects the option information etc. of barcode scanning.The operation behavior that setting is preset is convenient to enter barcode scanning interface fast, improves barcode scanning efficiency.
S302, receives the barcode scanning instruction of user's input.User can according to the prompting input barcode scanning instruction of the option information described in step S301, and such as option information is " whether entering barcode scanning interface ", and user selects "Yes", then start corresponding application program, and enters barcode scanning interface.
S303, by the light sensors surrounding environment brightness of mobile terminal.
S304, compares the threshold value of surrounding environment brightness and setting.
S305, when surrounding environment brightness is less than the threshold value of setting, exports the solicited message of opening flashlamp.The solicited message of described unlatching flashlamp refers to whether prompting user opens the information of flashlamp, such as show the selection information of " whether opening flashlamp " on a display screen, when user selects "Yes", then represent and confirm to open flashlamp, if selection "No", then represent and do not open flashlamp.
S306, after receiving the confirmation of opening flashlamp, opens flashlamp by the controller of mobile terminal.
By step S305 and step S306, provide the choice of once opening flashlamp to user, and then make the barcode scanning process of the present embodiment more humane.Such as when mobile terminal electricity is not enough, mat is meeting rapid deterioration battery electric quantity after flashlamp is opened, and user can select not open flashlamp; And for example, if user wants by the transferred product with bar code to barcode scanning in well-lighted environment, at this moment also can select not open flashlamp.
S307, identifies sweep limit, obtains bar code information.
S308, closes described flashlamp by the controller of mobile terminal.To save the loss of mobile terminal electricity.
By the method for the present embodiment, can be automatically photosensitive when mobile terminal barcode scanning, and when ambient brightness is not enough, automatically prompting user opens flashlamp, user need not carry out manual operation to flashlamp, facilitates barcode scanning operation, also improves barcode scanning efficiency.
The embodiment of the present invention also proposes a kind of barcode scanning device, and refer to Fig. 4, it comprises: interactive module 401, luminance detection module 402, comparing module 403, flashlamp opening module 404 and scan module 405.
Interactive module 401 is for receiving the barcode scanning instruction of user's input.Interactive module 401 can show an interactive interface on a display screen, and user operates on interactive interface, and inputs this barcode scanning instruction.After mobile terminal receives barcode scanning instruction, barcode scanning program can be started and enter barcode scanning interface.
Luminance detection module 402 for after interactive module 401 receives barcode scanning instruction, by the light sensors surrounding environment brightness of mobile terminal.
Comparing module 403 is compared for the threshold value of the surrounding environment brightness that luminance detection module 402 measured and setting.Described threshold value refers to can ambient brightness required for normal scan bar code by mobile terminal, and this threshold value can set according to actual needs.
When comparing module 403 obtain surrounding environment brightness be less than the comparison result of the threshold value of setting time, flashlamp opening module 404 just can send steering order to the controller of mobile terminal, and automatically opens flashlamp.In other words, when surrounding environment brightness is less than the threshold value of setting, ambient brightness is not enough to support that mobile terminal carries out barcode scanning, at this moment automatically opens flashlamp by controller, and need not manually open flashlamp and operate.
When ambient brightness is greater than the threshold value of setting around, or surrounding environment brightness is less than the threshold value of setting and under the flashlamp state of opening, scan module 405 can identify sweep limit, obtains bar code information.Specifically, scan module 405 can utilize in picture recognition technology identification sweep limit whether there is the figure meeting bar code graphics feature, to judge whether comprise bar code in sweep limit.
Refer to Fig. 5, it is the structural drawing of the another kind of barcode scanning device of the embodiment of the present invention, compared with the embodiment of Fig. 4, the barcode scanning device of the present embodiment is except comprising: interactive module 401, luminance detection module 402, comparing module 403, flashlamp opening module 404, scan module 405, also comprise: option information display module 406 and flashlamp closing module 407.
Option information display module 406, for according to the operation behavior preset received, shows the option information of barcode scanning.Described option information refers to the information for pointing out user whether to enter barcode scanning interface.Described default operation behavior is used for triggering the output of barcode scanning option information, so that enter barcode scanning interface fast, improves barcode scanning efficiency.Described default operation behavior can set according to actual needs.And when described interactive module 401 receives the barcode scanning instruction that user inputs according to barcode scanning option information, then start corresponding application program, and enter barcode scanning interface.
Flashlamp closing module 407, for after scan module 405 barcode scanning terminates, closes described flashlamp by the controller of mobile terminal.To save the loss of mobile terminal electricity.
Especially, when the interpretation of described comparing module 403 go out surrounding environment brightness be less than the threshold value of setting time, signal can be sent to interactive module 401, exported the solicited message of opening flashlamp by interactive module 401, the solicited message of described unlatching flashlamp refers to whether prompting user opens the information of flashlamp.And after interactive module 401 receives the confirmation of opening flashlamp, then open flashlamp by the controller of described flashlamp opening module mobile terminal.Provide the choice of once opening flashlamp like this to user, and then make the barcode scanning process of the present embodiment more humane.
The barcode scanning device of the present embodiment, can be automatically photosensitive when mobile terminal barcode scanning, and automatically open flashlamp when ambient brightness is not enough, user need not carry out manual operation to flashlamp, facilitates barcode scanning operation, also improve barcode scanning efficiency.
Through the above description of the embodiments, those skilled in the art can be well understood to the embodiment of the present invention can by hardware implementing, and the mode that also can add necessary general hardware platform by software realizes.Based on such understanding, the technical scheme of the embodiment of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions and perform each method implementing described in scene of the embodiment of the present invention in order to make a computer equipment (can be personal computer, server, or the network equipment etc.).
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical scheme, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical scheme content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a barcode scanning method, is characterized in that, comprising:
Receive the barcode scanning instruction of user's input;
By the light sensors surrounding environment brightness of mobile terminal;
The threshold value of surrounding environment brightness and setting is compared;
When surrounding environment brightness is less than the threshold value of setting, open flashlamp by the controller of mobile terminal; And
Sweep limit is identified, obtains bar code information.
2. barcode scanning method as claimed in claim 1, is characterized in that, describedly identifies sweep limit, comprises further: close described flashlamp by the controller of mobile terminal after obtaining the step of bar code information.
3. barcode scanning method as claimed in claim 1, it is characterized in that, the described threshold value worked as surrounding environment brightness and be less than setting, the step of being opened flashlamp by the controller of mobile terminal is comprised: when surrounding environment brightness is less than the threshold value of setting, export the solicited message of opening flashlamp, and after receiving the confirmation of opening flashlamp, open flashlamp by the controller of mobile terminal.
4. barcode scanning method as claimed in claim 1, is characterized in that, comprises: according to the operation behavior preset received, show the option information of barcode scanning before the step of the barcode scanning instruction of described reception user input.
5. barcode scanning method as claimed in claim 1, it is characterized in that, describedly identify sweep limit, the step obtaining bar code information comprises: utilize in picture recognition technology identification sweep limit whether there is the figure meeting bar code graphics feature, to judge whether comprise bar code in sweep limit.
6. a barcode scanning device, is characterized in that, comprising:
Interactive module, for receiving the barcode scanning instruction of user's input;
Luminance detection module, for the light sensors surrounding environment brightness by mobile terminal;
Comparing module, for comparing the threshold value of surrounding environment brightness and setting;
Flashlamp opening module, for being less than the threshold value of setting when surrounding environment brightness, opens flashlamp by the controller of mobile terminal; And
Scan module, for identifying sweep limit, obtains bar code information.
7. barcode scanning device as claimed in claim 1, it is characterized in that, described barcode scanning device also comprises:
Flashlamp closing module, for when after the described scan module end of scan, closes described flashlamp by the controller of mobile terminal.
8. barcode scanning device as claimed in claim 1, it is characterized in that, when described comparing module interpretation go out surrounding environment brightness be less than the threshold value of setting time, the solicited message of opening flashlamp is exported by described interactive module, and after described interactive module receives the confirmation of opening flashlamp, then open flashlamp by the controller of described flashlamp opening module mobile terminal.
9. barcode scanning device as claimed in claim 1, it is characterized in that, described barcode scanning device also comprises:
Option information display module, for according to the operation behavior preset received, shows the option information of barcode scanning.
10. barcode scanning device as claimed in claim 1, it is characterized in that, described scan module utilizes in picture recognition technology identification sweep limit whether there is the figure meeting bar code graphics feature, to judge whether comprise bar code in sweep limit.
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