CN106372126A - Photography-based question search method and apparatus - Google Patents
Photography-based question search method and apparatus Download PDFInfo
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- CN106372126A CN106372126A CN201610715080.8A CN201610715080A CN106372126A CN 106372126 A CN106372126 A CN 106372126A CN 201610715080 A CN201610715080 A CN 201610715080A CN 106372126 A CN106372126 A CN 106372126A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/951—Indexing; Web crawling techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/583—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
- G06F16/5846—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using extracted text
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/56—Extraction of image or video features relating to colour
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/14—Image acquisition
- G06V30/148—Segmentation of character regions
- G06V30/153—Segmentation of character regions using recognition of characters or words
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/40—Document-oriented image-based pattern recognition
- G06V30/41—Analysis of document content
- G06V30/414—Extracting the geometrical structure, e.g. layout tree; Block segmentation, e.g. bounding boxes for graphics or text
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- Computer Vision & Pattern Recognition (AREA)
- Databases & Information Systems (AREA)
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- Library & Information Science (AREA)
- Data Mining & Analysis (AREA)
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- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention is suitable for the technical field of electronic terminals and provides a photography-based question search method and apparatus. The method comprises the steps of turning on a camera of an electronic terminal when a question search triggering instruction is received; obtaining an image shot by the camera; identifying the image based on color difference, obtaining a plurality of non-white text blocks, and performing image interception on each text block; uploading the intercepted image to a server for performing identification and test question matching; and receiving and displaying question solving results corresponding to locally matched test questions and feed back by the server. According to the method and the apparatus, answers of a plurality of difficult questions can be obtained once, so that the photography-based question search efficiency is improved.
Description
Technical field
The invention belongs to electric terminal technical field, more particularly, to a kind of taking pictures searches the method and device of topic.
Background technology
At present, a lot of e-education products on the market can be realized taking pictures and search topic function, by shooting word or word
Group is searching for corresponding lexical or textual analysis, or searches for corresponding answer by shooting exercise question.Existing take pictures search topic function realization big
It is required for through following steps: start photographic head-take pictures-intercept in the picture object search-will search for by ocr technology
Object is converted into text-server search and mates Search Results-server Search Results are fed back to electric terminal.
However, when user runs into continuously several roads no examination question (as the section such as mathematics, physics purpose application topic), existing skill
Art is merely able to a search of taking pictures inscribed, and operation is comparatively laborious, less efficient.
Therefore it is necessary to a kind of new technical scheme is proposed, to solve above-mentioned technical problem.
Content of the invention
In consideration of it, the embodiment of the present invention provides a kind of taking pictures to search the method and device of topic, to solve prior art in user
When running into continuously several roads no examination question, it is merely able to a search of taking pictures inscribed, the low problem of complex operation, efficiency.
In a first aspect, embodiments providing a kind of method taken pictures and search topic, methods described includes:
When receive search topic triggering command when, start electric terminal photographic head；
Obtain the image that described photographic head photographs；
Based on aberration, described image is identified, obtains the text block that multiple colors are non-white, and to described in each
Text block carries out image interception；
Truncated picture is uploaded onto the server and is identified and examination question coupling；
Receive and show the solve a problem result corresponding with the examination question that this matches of described server feedback.
Second aspect, embodiments provides a kind of taking pictures and searches the device of topic, described device includes:
Starting module, for when receive search topic triggering command when, start electric terminal photographic head；
Image collection module, for obtaining the image that described photographic head photographs；
Processing module, for being identified to described image based on aberration, obtains the text block that multiple colors are non-white,
And image interception is carried out to text block each described；
Matching module, is identified for truncated picture uploads onto the server and examination question coupling；
Display module, for receiving and showing the solve a problem knot corresponding with the examination question that this matches of described server feedback
Really.
The beneficial effect that the embodiment of the present invention compared with prior art exists is: the embodiment of the present invention is by shooting image
Carry out fuzzy diagnosis (i.e. the image recognition based on aberration), can quickly obtain the picture comprising multiple examination questions so that user
When running into a multiple tracks difficult problem it is only necessary to shoot the answer that pictures just can obtain all difficult problems, only solve prior art
Can a search of taking pictures that inscribe, the low problem of complex operation, efficiency, enhance Consumer's Experience, there is stronger ease for use
And practicality.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to embodiment or description of the prior art
In required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 be provided in an embodiment of the present invention take pictures search topic method realize schematic flow sheet；
Fig. 2 is that provided in an embodiment of the present invention taking pictures searches the composition structural representation of topic device.
Specific embodiment
In below describing, in order to illustrate rather than in order to limit it is proposed that the tool of such as particular system structure, technology etc
Body details, thoroughly cut to understand the embodiment of the present invention.However, it will be clear to one skilled in the art that not having these concrete
The present invention can also be realized in the other embodiments of details.In other situations, omit to well-known system, device, electricity
Road and the detailed description of method, in order to avoid unnecessary details hinders description of the invention.
In order to technical solutions according to the invention are described, to illustrate below by specific embodiment.
Refer to Fig. 1, be provided in an embodiment of the present invention take pictures search topic method realize flow process, it mainly includes following step
Rapid:
Step s101, when receive search topic triggering command when, start electric terminal photographic head.
In the embodiment of the present invention, it is the input interface of electric terminal configuration " searching topic triggering command ", so that user can be led to
Cross the input of this input interface and above-mentioned search topic triggering command.Exemplary, this input interface can show as a physical button, so that
Search topic triggering command by the input of this physical button is above-mentioned；Or this input interface can show as a specific touch operation,
It is, after two touch and sliding trace are longitudinally opposed slip, to judge for example monitoring user's touch action on the touchscreen
The displacement of the longitudinally opposed slip in two touch points whether be simultaneously greater than default first threshold, the final drop point in described two touch points away from
Whether simultaneously greater than whether deviation be less than speed default 3rd threshold sliding in default Second Threshold and described two touch points
Value, is if so, then judged to search topic triggering command.Or, this input interface can also show as application program and (such as search topic class
App startup interface), when user starts this and searches topic class app, that is, is equivalent to input and above-mentioned searches topic triggering command.The present invention is real
Apply in example and the above-mentioned concrete input mode searching topic triggering command is not defined.
In embodiments of the present invention, when receive above-mentioned search topic triggering command when, start electric terminal photographic head (this is taken the photograph
As head can be the built-in camera of above-mentioned electric terminal or the external camera of above-mentioned electric terminal), further,
After above-mentioned photographic head starts, the preview interface of above-mentioned photographic head can also be loaded on the touch screen of above-mentioned electric terminal, with
Just user can browse to the viewfinder range of above-mentioned photographic head by this preview interface, controls to object search in described viewfinder range
Shooting.Wherein, described object search includes but is not limited to word, phrase, examination question etc..
Step s102, obtains the image that described photographic head photographs.
Step s103, is identified to described image based on aberration, obtains the text block that multiple colors are non-white, and right
Each described text block carries out image interception.
Because general paper is white background, word is other colors.Therefore the embodiment of the present invention is based on this characteristic, leads to
Cross aberration described image is identified, the multiple colors of acquisition are the text block of non-white (preferably black), described text block
It is the scope residing for examination question word, different text block represents different examination questions.
In embodiments of the present invention, different examination questions can be distinguished by the line-spacing size between word, such as when two
The distance between style of writing word is less than during a certain preset value then it is assumed that described two style of writing words belong to same examination question；When two style of writing words it
Between distance be more than or equal to a certain preset value when then it is assumed that described two style of writing words belong to different examination questions.
The embodiment of the present invention can also be selected frame to carry out frame by one text block each described and take, each is selected frame to divide
Do not intercept into an image, then truncated picture uploads onto the server.Wherein, select shaped as frame shape can be rectangle or other
Shape, here does not limit.
Step s104, truncated picture is uploaded onto the server and is identified and examination question coupling.
Can be specifically the multiple images of intercepting to upload onto the server simultaneously and is identified, and every to identify
Road examination question carries out examination question coupling.
In embodiments of the present invention, text recognition technique includes but is not limited to optical character recognition (ocr, optical
Character recognition) technology, scene text identification (str, scene text recognition) technology etc..?
By described text recognition technique, the picture intercepting is carried out after Text region, exam pool put in the word after identification and scans for
Coupling, and the result after coupling is fed back to described electric terminal.
Step s105, receives and shows the solve a problem result corresponding with the examination question that this matches of described server feedback.
Can be specifically, when the examination question quantity that this matches is multiple, to receive and show described server feedback
Solve a problem result corresponding with the examination question that this matches.Wherein, described result of solving a problem may include that course of solving questions and answer.
Preferably, because traditional topic class app of searching directly displays, using single presentation mode, result of solving a problem, making student hold
Easily form dependent mentality, directly search topic and plagiarize answer, lack process thinking and sense of participation, be difficult to excite interest of solving a problem.Therefore,
Optionally, the embodiment of the present invention blocks this result of solving a problem using nontransparent mask while result is solved a problem in display, only logical
Cross after input mask eliminates instruction this nontransparent mask of elimination and just can view result of solving a problem accordingly, thus providing more for student
Many think times.
Wherein, described the solve a problem result corresponding with the examination question that this matches showing described server feedback can be wrapped
Include:
Show the course of solving questions corresponding with the examination question that this matches of described server feedback and use default first
Nontransparent mask blocks described course of solving questions；
Show the answer corresponding with the examination question that this matches of described server feedback and using default second non-
Bright mask blocks described answer；
After showing the solve a problem result corresponding with the examination question that this matches of described server feedback, can also wrap
Include:
When receiving the first mask elimination instruction, under the instruction that described first mask eliminates instruction, eliminate described first
Nontransparent mask；
When receiving the second mask elimination instruction, under the instruction that described second mask eliminates instruction, eliminate described second
Nontransparent mask.
Specifically, user can respectively by above-mentioned first mask of default different physical button input eliminate instruction and
Above-mentioned first mask eliminates instruction, or it is also possible to inputs this first mask by touch operation to eliminate instruction and this second illiteracy
Layer eliminates instruction.For above-mentioned touch operation, can set that to touch the above-mentioned first nontransparent mask (or above-mentioned when user is detected
Second nontransparent mask) be located region when, that is, judge to receive above-mentioned first mask and eliminate instruction (or above-mentioned second mask disappears
Except instruction) it is possible to eliminate under the instruction of instruction (or above-mentioned second mask eliminates instruction) in above-mentioned first mask, eliminate above-mentioned
The Zone Full of the first nontransparent mask (or above-mentioned first nontransparent mask) or (eliminated above-mentioned first non-by touch area
Bright mask (or above-mentioned second nontransparent mask) by touch area similar to scraping award form).
The embodiment of the present invention, can be quick by shooting image is carried out with fuzzy diagnosis (i.e. the image recognition based on aberration)
The acquisition picture that comprises multiple examination questions so that user just can obtain it is only necessary to shoot pictures when running into a multiple tracks difficult problem
To the answer of all difficult problems, solve prior art and be merely able to a search of taking pictures inscribed, low the asking of complex operation, efficiency
Topic, enhances Consumer's Experience.
Refer to Fig. 2, be that provided in an embodiment of the present invention taking pictures searches the composition structural representation of topic device.For the ease of saying
Bright, illustrate only the part related to the embodiment of the present invention.
Described take pictures search topic device can be the software list being built in electric terminal (such as mobile phone, panel computer etc.)
The unit that unit, hardware cell or soft or hard combine is it is also possible to be integrated in described electric terminal as independent suspension member.
Described take pictures search topic device include:
Starting module 21, for when receive search topic triggering command when, start electric terminal photographic head；
Image collection module 22, for obtaining the image that described photographic head photographs；
Processing module 23, for being identified to described image based on aberration, obtains the text that multiple colors are non-white
Block, and image interception is carried out to text block each described；
Matching module 24, is identified for truncated picture uploads onto the server and examination question coupling；
Display module 25, for receiving and showing that the corresponding with the examination question that this matches of described server feedback is solved a problem
Result.
Optionally, described processing module 23 specifically for:
The center of described picture is marked on as initial point with described light, carries out text identification to the surrounding of picture, to obtain
The zone boundary of described text in picture block.
Optionally, described matching module 24 specifically for:
The multiple images of intercepting are uploaded onto the server simultaneously and is identified, and examination question is carried out to the per pass examination question identifying
Coupling.
Optionally, described display module 25 specifically for:
When the examination question quantity that this matches is multiple, receive and show matching with this of described server feedback
The corresponding result of solving a problem of examination question.
Optionally, described result of solving a problem includes: course of solving questions and answer；
Described display module 25 is specifically for showing the solution corresponding with the examination question that this matches of described server feedback
Topic process simultaneously blocks described course of solving questions using the default first nontransparent mask, and show described server feedback with this
The corresponding answer of the secondary examination question matching simultaneously blocks described answer using the default second nontransparent mask；
Described device also includes:
Cancellation module 26, in the solve a problem result corresponding with the examination question that this matches showing described server feedback
Afterwards, when receiving the first mask elimination instruction, eliminate described first under the instruction that described first mask eliminates instruction non-
Transparent mask；When receiving the second mask and eliminating instruction, under the instruction that described second mask eliminates instruction, eliminate described the
Two nontransparent masks.
In sum, the embodiment of the present invention by shooting image is carried out with fuzzy diagnosis, (i.e. know by the image based on aberration
Not), can quickly obtain the picture comprising multiple examination questions so that user when running into a multiple tracks difficult problem it is only necessary to shoot one
Picture just can obtain the answer of all difficult problems, solve prior art and be merely able to a search of taking pictures inscribed, complex operation,
The low problem of efficiency, enhances Consumer's Experience, has stronger usability and practicality.
Those skilled in the art can be understood that, for convenience of description and succinctly, only with above-mentioned each work(
The division of energy module is illustrated, and in practical application, can distribute above-mentioned functions by different functions as desired
Unit, module complete, and the internal structure of described device will be divided into different functional units or module, to complete above description
All or part of function.Each functional module in embodiment can be integrated in a processing unit or each
Unit is individually physically present it is also possible to two or more units are integrated in a unit, and above-mentioned integrated unit both may be used
To be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.In addition, the concrete name of each functional module
Claim also only to facilitate mutual distinguish, be not limited to the protection domain of the application.The concrete work of module in said apparatus
Make process, may be referred to the corresponding process in preceding method embodiment, will not be described here.
Those of ordinary skill in the art are it is to be appreciated that combine the mould of each example of the embodiments described herein description
Block and algorithm steps, being capable of being implemented in combination in electronic hardware or computer software and electronic hardware.These functions are actually
To be executed with hardware or software mode, the application-specific depending on technical scheme and design constraint.Professional and technical personnel
Each specific application can be used different methods to realize described function, but this realization is it is not considered that exceed
The scope of the present invention.
It should be understood that disclosed apparatus and method in embodiment provided by the present invention, can pass through other
Mode is realized.For example, device embodiment described above is only schematically, for example, the division of described module or unit,
It is only a kind of division of logic function, actual can have other dividing mode when realizing, and for example multiple units or assembly are permissible
In conjunction with or be desirably integrated into another system, or some features can be ignored, or does not execute.Another, shown or discussed
Coupling each other direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING of device or unit or
Communication connects, and can be electrical, mechanical or other forms.
The described unit illustrating as separating component can be or may not be physically separate, show as unit
The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs
's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of the present invention it is also possible to
It is that unit is individually physically present it is also possible to two or more units are integrated in a unit.Above-mentioned integrated list
Unit both can be to be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If described integrated unit is realized and as independent production marketing or use using in the form of SFU software functional unit
When, can be stored in a computer read/write memory medium.Based on such understanding, the technical scheme of the embodiment of the present invention
The part substantially in other words prior art being contributed or all or part of this technical scheme can be with software products
Form embody, this computer software product is stored in a storage medium, including some instructions with so that one
Computer equipment (can be personal computer, server, or network equipment etc.) or processor (processor) execute this
The all or part of step of each embodiment methods described of bright embodiment.And aforesaid storage medium includes: u disk, portable hard drive,
Read only memory (rom, read-only memory), random access memory (ram, random access memory), magnetic
Dish or CD etc. are various can be with the medium of store program codes.
Embodiment described above only in order to technical scheme to be described, is not intended to limit；Although with reference to aforementioned reality
Apply example the present invention has been described in detail, it will be understood by those within the art that: it still can be to aforementioned each
Technical scheme described in embodiment is modified, or carries out equivalent to wherein some technical characteristics；And these modifications
Or replace, do not make the essence of appropriate technical solution depart from spirit and the model of the embodiment of the present invention each embodiment technical scheme
Enclose.
Claims (10)
1. a kind of taking pictures searches the method for topic it is characterised in that methods described includes:
When receive search topic triggering command when, start electric terminal photographic head；
Obtain the image that described photographic head photographs；
Based on aberration, described image is identified, obtains the text block that multiple colors are non-white, and to text each described
Block carries out image interception；
Truncated picture is uploaded onto the server and is identified and examination question coupling；
Receive and show the solve a problem result corresponding with the examination question that this matches of described server feedback.
2. the method for claim 1 is it is characterised in that obtain the text block that multiple colors are non-white, and to each
Described text block carries out image interception and includes:
Obtain the text block that multiple colors are black, and image interception is carried out to text block each described.
3. the method for claim 1 is identified and tries it is characterised in that truncated picture uploads onto the server
Topic coupling includes:
The multiple images of intercepting are uploaded onto the server simultaneously and is identified, and examination question is carried out to the per pass examination question identifying
Join.
4. the method for claim 1 it is characterised in that described receive and show described server feedback with this
The examination question that is fitted on is corresponding solve a problem result particularly as follows:
When the examination question quantity that this matches is multiple, receive and show the examination matching with this of described server feedback
Inscribe corresponding result of solving a problem.
5. the method as described in any one of Claims 1-4 is it is characterised in that described result of solving a problem includes: course of solving questions and answering
Case；
Described the solve a problem result corresponding with the examination question that this matches showing described server feedback includes:
Show the course of solving questions corresponding with the examination question that this matches of described server feedback and using default first non-
Bright mask blocks described course of solving questions；
Show the answer corresponding with the examination question that this matches of described server feedback and use the default second nontransparent illiteracy
Layer blocks described answer；
After showing the solve a problem result corresponding with the examination question that this matches of described server feedback, also include:
When receiving the first mask elimination instruction, eliminate described first under the instruction that described first mask eliminates instruction non-
Bright mask；
When receiving the second mask elimination instruction, eliminate described second under the instruction that described second mask eliminates instruction non-
Bright mask.
6. a kind of taking pictures searches the device of topic it is characterised in that described device includes:
Starting module, for when receive search topic triggering command when, start electric terminal photographic head；
Image collection module, for obtaining the image that described photographic head photographs；
Processing module, for being identified to described image based on aberration, obtains the text block that multiple colors are non-white, and right
Each described text block carries out image interception；
Matching module, is identified for truncated picture uploads onto the server and examination question coupling；
Display module, for receiving and showing the solve a problem result corresponding with the examination question that this matches of described server feedback.
7. device as claimed in claim 6 it is characterised in that described processing module specifically for:
The center of described picture is marked on as initial point with described light, carries out text identification to the surrounding of picture, described to obtain
The zone boundary of text in picture block.
8. device as claimed in claim 6 it is characterised in that described matching module specifically for:
The multiple images of intercepting are uploaded onto the server simultaneously and is identified, and examination question is carried out to the per pass examination question identifying
Join.
9. device as claimed in claim 6 it is characterised in that described display module specifically for:
When the examination question quantity that this matches is multiple, receive and show the examination matching with this of described server feedback
Inscribe corresponding result of solving a problem.
10. the device as described in any one of claim 6 to 9 is it is characterised in that described result of solving a problem includes: course of solving questions and
Answer；
Described display module is specifically for showing the course of solving questions corresponding with the examination question that this matches of described server feedback
And block described course of solving questions using the default first nontransparent mask, and show mating with this of described server feedback
To the corresponding answer of examination question and block described answer using the default second nontransparent mask；
Described device also includes:
Cancellation module, for show described server feedback solve a problem result corresponding with the examination question that this matches after,
When receiving the first mask elimination instruction, under the instruction that described first mask eliminates instruction, eliminate the described first nontransparent illiteracy
Layer；When receiving the second mask elimination instruction, eliminate described second under the instruction that described second mask eliminates instruction non-
Bright mask.
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| CN201610715080.8A CN106372126A (en) | 2016-08-24 | 2016-08-24 | Photography-based question search method and apparatus |
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| CN201610715080.8A CN106372126A (en) | 2016-08-24 | 2016-08-24 | Photography-based question search method and apparatus |
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| CN107358228A (en) * | 2017-07-10 | 2017-11-17 | 广州视源电子科技股份有限公司 | A kind of method, apparatus of image procossing, equipment and storage medium |
| CN108021648A (en) * | 2017-11-30 | 2018-05-11 | 广东小天才科技有限公司 | A kind of method, apparatus and intelligent terminal for searching topic |
| CN108134901A (en) * | 2017-12-21 | 2018-06-08 | 广东小天才科技有限公司 | A kind of photographic method and mobile terminal for being used to search topic |
| CN108197299A (en) * | 2018-01-24 | 2018-06-22 | 广东小天才科技有限公司 | A kind of taking pictures based on hand-held photographing device searches topic method and system |
| CN108197300A (en) * | 2018-01-25 | 2018-06-22 | 广东小天才科技有限公司 | One kind searches topic method and system |
| CN108280171A (en) * | 2018-01-19 | 2018-07-13 | 广东小天才科技有限公司 | It is a kind of that topic method and system are searched based on hand-held photographing device |
| CN108304562A (en) * | 2018-02-08 | 2018-07-20 | 广东小天才科技有限公司 | One kind searching topic method, searches topic device and intelligent terminal |
| CN108399239A (en) * | 2018-03-01 | 2018-08-14 | 广东小天才科技有限公司 | One kind, which is taken pictures, searches topic method, apparatus and terminal device |
| CN113010718A (en) * | 2021-02-23 | 2021-06-22 | 百度在线网络技术（北京）有限公司 | Photographing question searching method, device, equipment and storage medium |
| CN113420176A (en) * | 2021-06-22 | 2021-09-21 | 百度在线网络技术（北京）有限公司 | Question searching method, question frame drawing method and device, equipment and storage medium |
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