CN114237430A - Writing track display method, device, system, electronic equipment and storage medium - Google Patents
Writing track display method, device, system, electronic equipment and storage medium Download PDFInfo
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
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Abstract
The invention provides a writing track display method, a device, a system, electronic equipment and a storage medium, wherein the method comprises the following steps: determining a first writing track, wherein the first writing track is determined based on code point coordinates covered when writing in a region provided with a dot matrix code; determining a second writing track, wherein the second writing track is determined based on the page image of the area acquired during writing; in the embodiment of the invention, the first writing track is used as a reference, the second writing track is used for adjusting the first writing track, so that the first writing track is three-dimensional, the writing characteristics of a user can be highlighted, the target writing track is obtained and displayed, the defect that the writing track display method in the traditional scheme cannot display the characteristics of the writing track is overcome, the personalized display of the writing track is realized, and the user experience is optimized.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a writing track display method, a writing track display device, a writing track display system, electronic equipment and a storage medium.
Background
With the popularization of electronic devices, in various occasions, such as education and teaching, training and development, calligraphy practicing and the like, the contents written on paper by a user are recorded and displayed through the electronic devices, and the recording and displaying way is convenient to apply and can realize digital storage of the written contents.
At present, to writing the scheme that the content demonstrates, utilize the intelligent pen to write on the paper that is provided with the dot matrix code mostly, and utilize the display device to show the user in real time and write the content on the dot matrix code paper, but, only can show the writing orbit route in the writing content that the user wrote based on this, and the line thickness homogeneous phase of all writing orbits that demonstrate is the same, can't experience user's writing characteristics, more can't carry out individualized show to writing the orbit according to user's actual demand, use very limitedly.
Disclosure of Invention
The invention provides a writing track display method, a writing track display device, a writing track display system, electronic equipment and a storage medium, which are used for solving the defect that the writing track cannot be displayed in an individualized way in the prior art.
The invention provides a writing track display method, which comprises the following steps:
determining a first writing track, wherein the first writing track is determined based on code point coordinates covered when writing in a region provided with a dot matrix code;
determining a second writing track, wherein the second writing track is determined based on the page image of the area acquired during writing;
and determining a target writing track based on the first writing track and the second writing track, and displaying the target writing track.
According to the writing track display method provided by the invention, the determining of the target writing track based on the first writing track and the second writing track comprises the following steps:
determining position information of the second writing track in the area based on the position information of the first writing track in the area;
and adjusting the first writing track by applying the second writing track based on the position information of the second writing track in the area to obtain the target writing track.
According to the writing track display method provided by the invention, the step of adjusting the first writing track by applying the second writing track based on the position information of the second writing track in the area to obtain the target writing track comprises the following steps:
and based on the position information of the second writing track in the region, applying the second writing track to perform at least one of pen point expansion, curvature adjustment and line width adjustment on the first writing track to obtain the target writing track.
According to the writing track display method provided by the invention, the determining of the second writing track comprises the following steps:
acquiring a page image when writing is carried out in the area;
extracting a writing track of the page image to obtain writing track information of the page image;
determining the second writing trajectory based on the writing trajectory information.
According to the writing track display method provided by the invention, the determining the second writing track based on the writing track information comprises the following steps:
updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track;
the last second writing trace is determined based on writing trace information of a last page image of the current page image.
According to the writing track display method provided by the invention, the updating of the previous second writing track based on the writing track information of the current page image to obtain the current second writing track comprises the following steps:
and if the information difference between the writing track information of the current page image and the writing track information of the previous page image meets a preset condition, updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track.
According to the writing track display method provided by the invention, the page image is acquired based on the image acquisition equipment, and the image acquisition equipment is arranged at the pen point of the writing pen during writing.
The present invention also provides a writing trace display device, comprising:
a first writing trajectory determination unit configured to determine a first writing trajectory, the first writing trajectory being determined based on code point coordinates covered when writing in a region where a dot matrix code is set;
the second writing track determining unit is used for determining a second writing track, and the second writing track is determined based on the page image of the area acquired during writing;
and the target writing track determining unit is used for determining a target writing track based on the first writing track and the second writing track and displaying the target writing track.
The present invention also provides a writing trace display system, comprising: the writing track display device is provided with the writing panel with the dot code, the writing pen and the display equipment.
The invention also provides an electronic device, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the program to realize the steps of the writing track display method.
The present invention also provides a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the writing trace displaying method as described in any of the above.
According to the writing track display method, the device, the system, the electronic equipment and the storage medium, the second writing track is determined through the page image of the area acquired during writing, the target writing track is determined according to the first writing track and the second writing track, the first writing track is adjusted by applying the second writing track on the basis of the first writing track, so that the first writing track is three-dimensional, the writing characteristics of a user can be highlighted, the target writing track is obtained and displayed, the defect that the writing track display method in the traditional scheme cannot display the characteristics of the writing track is overcome, the personalized display of the writing track is realized, the personalized requirements of the user are met, and the user experience is optimized.
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In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic flow chart of a writing trajectory display method provided by the present invention;
FIG. 2 is a schematic flow chart illustrating step 130 of the writing trace displaying method provided by the present invention;
FIG. 3 is a schematic flow chart of step 120 in the writing trace displaying method provided by the present invention;
FIG. 4 is a general flow chart of a writing trace displaying method provided by the present invention;
FIG. 5 is a schematic structural diagram of a writing trace display device provided by the present invention;
FIG. 6 is a schematic structural diagram of a writing trace display system provided by the present invention;
fig. 7 is a schematic structural diagram of an electronic device provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a writing track display method, which aims to solve the problem that the writing track display method in the traditional scheme cannot display the characteristics of the writing track and realize the personalized display of the writing track, and fig. 1 is a flow schematic diagram of the writing track display method provided by the invention, and as shown in fig. 1, the method comprises the following steps:
step 110, determining a first writing track, wherein the first writing track is determined based on code point coordinates covered when writing in the area provided with the dot matrix code.
Specifically, before the writing track is displayed, a first writing track written in an area by a user needs to be acquired, and the area for writing the first writing track is an area provided with dot codes, so that the first writing track can be determined by code point coordinates covered by a pen point of a writing pen held during writing; thereupon, a first writing trajectory is determined based on the codepoint coordinates.
It should be noted that each code point in the dot matrix code corresponds to a unique coordinate, when the pen tip passes through a certain position, the coordinates of the code point covered by the pen tip are identified, and by analyzing the position of the code point coordinates in the area and the vectors generated by a plurality of continuously covered code point coordinates, the width and direction of the stroke at the position can be determined, so that the real writing track is obtained through analysis. Through the process, each stroke of the user in the writing process in the area provided with the dot matrix codes and each pen-moving condition in each stroke can be recorded in time, and the user experience is improved while the benefits are provided for the personalized display of the subsequent writing tracks.
And 120, determining a second writing track, wherein the second writing track is determined based on the page image of the area acquired during writing.
Specifically, in order to highlight the characteristics of the writing track, before displaying the writing track, writing track information capable of representing the writing characteristics of the user needs to be acquired, the writing track information can be represented through a second writing track, the second writing track can be determined through the acquired page image of the area when writing in the area, the page image at the position contains writing track information capable of representing the writing characteristics of the user, such as writing line width, writing tip, writing radian and the like, and the information is the detail information of the writing track, therefore, the page image containing the information needs to be acquired through image acquisition equipment in a short distance, the image acquisition equipment at the position can be arranged at the tip of the writing pen, can also be arranged at the positions, such as the writing pen, the holding line and the like, and can also be arranged at other positions, close to the area, on the writing pen, the embodiment of the present invention is not particularly limited thereto.
The determination process of the second writing trajectory includes the steps of: firstly, acquiring a page image of a writing area through image acquisition equipment; thereupon, a second writing trajectory is determined based on the page image of the region.
Afterwards, can write the orbit information that contains in the orbit through the second, adjust first writing orbit to make first writing orbit three-dimensional, can highlight user's the characteristics of writing, and write characteristics according to this and form individual writing handwriting, thereby when showing it, can follow the writing orbit that shows and discern user's the characteristic of writing.
It should be noted that, the execution sequence of step 110 and step 120 is not sequential, that is, the determination process of the first writing track and the determination process of the second writing track are executed synchronously.
And step 130, determining a target writing track based on the first writing track and the second writing track, and displaying the target writing track.
Specifically, after the first writing track and the second writing track are obtained through the steps 110 and 120, the target writing track may be determined according to the first writing track and the second writing track, specifically, the first writing track and the second writing track are matched and positioned, the position information of the first writing track in the region is determined through the code point coordinates corresponding to the first writing track, the position information of the second writing track in the region is determined based on the position information, and then, the writing track information included in the second writing track is added to the first writing track by using the first writing track as a reference, so that the first writing track is three-dimensional, and the target writing track is obtained. The obtained target writing track can embody the writing characteristics of the user, namely line thickness transformation, line curvature transformation, line tip transformation and the like aiming at the personal writing track of the user.
After that, the target writing track can be displayed, the display at the moment is not only the digital display of simple writing content, but also the writing characteristic of the user is displayed on the basis of keeping the characteristic of the writing content, so that the user can find the writing characteristic of the user from the displayed target writing track, the personalized requirement of the user on the display of the writing track is met, and the user experience is optimized.
It should be noted that, there are various ways to display the target writing track, for example, display through a preset display device, display through a terminal device connected to a writing panel provided with a dot code, and the like, and specifically, after the target writing track is determined according to the first writing track and the second writing track, the display of the target writing track is realized by triggering a display icon provided on the display device or the terminal device, clicking a display screen of the display device or the terminal device, and sliding one or more of display pages on the display device or the terminal device.
According to the writing track display method provided by the invention, the second writing track is determined through the page image of the area acquired during writing, the target writing track is determined according to the first writing track and the second writing track, the first writing track is adjusted by using the second writing track on the basis of the first writing track, so that the first writing track is three-dimensional, the writing characteristics of a user can be highlighted, the target writing track is obtained and displayed, the defect that the writing track display method in the traditional scheme cannot display the characteristics of the writing track is overcome, the personalized display of the writing track is realized, the personalized requirements of the user are met, and the user experience is optimized.
Based on the foregoing embodiment, fig. 2 is a schematic flowchart of step 130 in the writing trajectory presentation method provided by the present invention, and as shown in fig. 2, in step 130, determining a target writing trajectory based on a first writing trajectory and a second writing trajectory includes:
and 132, adjusting the first writing track by applying the second writing track based on the position information of the second writing track in the area to obtain a target writing track.
Specifically, after the first writing track and the second writing track are obtained in step 110 and step 120, if the first writing track is to be adjusted by applying the second writing track to determine the target writing track, the position information of the second writing track in the region is also determined, and since the second writing track is determined based on the page image of the region acquired during writing, the position of the second writing track in the region cannot be determined based on the page image.
Considering that the trends of the first writing track and the second writing track are approximately the same, and the position information of the first writing track in the area can be determined by the coordinates of the code point covered by the pen tip of the writing pen held during writing, therefore, the first writing track and the second writing track can be matched and positioned to determine the position information of the second writing track in the area, that is, step 131, the position information of the second writing track in the area is determined according to the position information of the first writing track in the area, and the specific process includes the following steps:
firstly, determining the position information of a first writing track in an area according to the coordinates of code points covered by a pen point of a writing pen; and then, matching the first writing track and the second writing track by taking the position information of the first writing track in the area as a reference, and determining the position information of the second writing track in the area according to a matching result.
Thereafter, step 132 may be executed to adjust the first writing track by using the second writing track according to the position information of the second writing track in the area, that is, adjust the first writing track to the first writing track according to the writing track information of the user writing characteristics represented by the second writing track, so that the first writing track is three-dimensional, the writing characteristics of the user can be highlighted, and an individual writing trace is formed according to the writing characteristics, so as to obtain the target writing track.
Based on the above embodiment, step 132 includes:
and based on the position information of the second writing track in the region, at least one of pen point expansion, curvature adjustment and line width adjustment is carried out on the first writing track by applying the second writing track to obtain a target writing track.
Specifically, in step 132, the second writing trajectory is applied to adjust the first writing trajectory according to the position information of the second writing trajectory in the region, specifically, the first writing trajectory may be used as a basic trajectory, and writing trajectory information of the user writing characteristics contained in the second writing trajectory is applied to the basic trajectory to perform one or more of pen point expansion, curvature adjustment, and line width adjustment, so as to obtain a target writing trajectory.
The stroke front expansion is to perform stroke front expansion on the first writing track according to information for representing the writing stroke front in the writing track information of the user writing characteristics contained in the second writing track; the curvature adjustment is to adjust the radian of a curved line in the first writing track according to information which characterizes the writing stroke tip in the writing track information; the line width adjustment is to adjust the track line width of the first writing track according to information characterizing the writing line width in the writing track information.
For example, part of users are used to reduce or increase the force of pen movement at the last stroke of a word, and based on this, the real writing track is lighter or heavier than other positions, and at this time, the writing track information of the characteristic that the second writing track can represent can be applied to adjust the first writing track, so that the first writing track is three-dimensional, and the target writing track is obtained.
Based on the above embodiment, fig. 3 is a schematic flow chart of step 120 in the writing trajectory display method provided by the present invention, and as shown in fig. 3, step 120 includes:
and step 123, determining a second writing track based on the writing track information.
Specifically, in step 120, the process of determining the second writing trajectory specifically includes the following steps:
firstly, step 121 is executed to obtain a page image of a writing area, where the page image contains writing track information capable of representing writing characteristics of a user, such as writing line width, writing tip, writing radian, and the like, and the writing track information can be acquired by an image acquisition device. Because most of the writing track information represented by the page image is the detail information of the writing track, the image acquisition device for acquiring the page image can be arranged at the pen point of the writing pen, can also be arranged at a height equal to the holding line on the writing pen, and can also be arranged at other positions close to the area on the writing pen, and the embodiment of the invention is not particularly limited to this;
then, step 122 is executed to extract the writing track of the page image, that is, to extract the writing track information contained in the page image, so as to obtain the writing track information of the page image;
thereafter, step 123 is executed to determine a second writing track according to the writing track information of the page image, which may be specifically determined according to the writing track information of the current page image in the page image and the writing track information of the previous page image of the current page image.
Based on the above embodiment, step 123 includes:
updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track;
the last second writing trace is determined based on writing trace information of a previous page image of the current page image.
Specifically, after the step 122, the writing track of the page image is extracted, and the writing track information of the page image is obtained, the second writing track represented by the writing track information may be further adjusted, and the specific process includes the following steps:
firstly, respectively extracting writing tracks of a current page image and a previous page image in the page images to obtain writing track information of the current page image and writing track information of the previous page image;
then, determining a second previous writing track according to the writing track information of the previous page image;
then, writing track information added and/or corrected compared with the writing track information of the previous page image in the writing track information of the current page image is determined;
and then, updating the previous second writing track according to the added and/or corrected writing track information, namely adding the writing track represented by the added and/or corrected writing track information into the previous second writing track, so as to obtain the current second writing track.
Based on the above embodiment, in step 123, updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track, including:
and if the information difference between the writing track information of the current page image and the writing track information of the previous page image meets a preset condition, updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track.
Specifically, in step 123, the process of updating the previous second writing track according to the writing track information of the current page image is actually executed with reference to the information difference between the writing track information of the current page image and the writing track information of the previous page image, that is, after the writing track information of the page image is obtained through writing track extraction, the information difference between the writing track information of the current page image and the writing track information of the previous page image needs to be determined, and whether the information difference between the two satisfies a preset condition is determined, where the preset condition is a preset condition for determining the writing track information of the current page image, and the preset condition can be set according to an actual requirement according to a change degree of the writing track information of the previous page image.
Further, if the information difference between the writing track information of the current page image and the writing track information of the previous page image meets the preset condition, which indicates that the writing track information of the current page image has larger variation compared with the writing track information of the previous page image, the previous second writing track can be updated according to the writing track information of the current page image, i.e. the writing track represented by the added and/or corrected writing track information is added to the previous second writing track, so that the current second writing track is obtained.
Correspondingly, if the information difference between the writing track information of the current page image and the writing track information of the previous page image does not meet the preset condition, the writing track information of the current page image is shown to be less in change compared with the writing track information of the previous page image, the previous second writing track does not need to be updated, at the moment, the page image obtaining process and the page image writing track extracting process can be repeated until the information difference between the writing track information of the current page image and the writing track information of the previous page image meets the preset condition, the previous second writing track is updated according to the writing track information of the current page image, and the current second writing track is obtained.
Based on the above embodiment, the page image is acquired based on the image acquisition device, and the image acquisition device is arranged at the pen point of the writing pen during writing.
Specifically, in step 120, the page image of the area where the second writing trace is determined may be acquired by an image acquisition device, and because the writing trace information included in the acquired page image is the detail information of the writing trace, in consideration of this situation, when acquiring the page image, the image acquisition device needs to be disposed in a range close to the area, for example, at a pen point of a writing pen, at a height on the writing pen equal to a holding line, and the like, and the specific position may be adjusted accordingly according to the actual situation. Preferably, in the embodiment of the present invention, the image capturing device is disposed at a pen tip of the writing pen, and when the writing pen is used to write in the area, the image capturing device mounted on the pen tip captures a page image of the area, so as to determine the second writing trajectory based on the page image.
Fig. 4 is a general flowchart of a writing trace displaying method that can be provided by the present invention, as shown in fig. 4, the method includes:
and step 432, based on the position information of the second writing track in the region, applying the second writing track to perform at least one of pen point expansion, curvature adjustment and line width adjustment on the first writing track to obtain a target writing track, and displaying the target writing track.
According to the writing track display method provided by the embodiment of the invention, the second writing track is determined through the page image of the area acquired during writing, the target writing track is determined according to the first writing track and the second writing track, the first writing track is adjusted by using the second writing track with the first writing track as a reference, so that the first writing track is three-dimensional, the writing characteristics of a user can be highlighted, the target writing track is obtained and displayed, the defect that the writing track display method in the traditional scheme cannot display the characteristics of the writing track is overcome, the personalized display of the writing track is realized, the personalized requirements of the user are met, and the user experience is optimized.
The following describes the writing trace displaying apparatus provided by the present invention, and the writing trace displaying apparatus described below and the writing trace displaying method described above may be referred to in correspondence with each other.
Fig. 5 is a schematic structural view of a writing trace display apparatus provided in the present invention, as shown in fig. 5, the apparatus includes:
a first writing trajectory determination unit 510 configured to determine a first writing trajectory, which is determined based on code point coordinates covered when writing in a region where a dot matrix code is set;
a second writing trajectory determining unit 520, configured to determine a second writing trajectory, where the second writing trajectory is determined based on the page image of the area acquired during writing;
a target writing trajectory determining unit 530, configured to determine a target writing trajectory based on the first writing trajectory and the second writing trajectory, and display the target writing trajectory.
According to the writing track display device, the second writing track is determined through the page image of the area acquired during writing, the target writing track is determined according to the first writing track and the second writing track, the first writing track is adjusted by using the second writing track on the basis of the first writing track, so that the first writing track is three-dimensional, the writing characteristics of a user can be highlighted, the target writing track is obtained and displayed, the defect that the writing track display method in the traditional scheme cannot display the characteristics of the writing track is overcome, the personalized display of the writing track is realized, the personalized requirements of the user are met, and the user experience is optimized.
Based on the above embodiment, the target writing trajectory determination unit 530 is configured to:
determining position information of the second writing track in the area based on the position information of the first writing track in the area;
and adjusting the first writing track by applying the second writing track based on the position information of the second writing track in the area to obtain the target writing track.
Based on the above embodiment, the target writing trajectory determination unit 530 is configured to:
and based on the position information of the second writing track in the region, applying the second writing track to perform at least one of pen point expansion, curvature adjustment and line width adjustment on the first writing track to obtain the target writing track.
Based on the above embodiment, the second writing trajectory determination unit 520 is configured to:
acquiring a page image when writing is carried out in the area;
extracting a writing track of the page image to obtain writing track information of the page image;
determining the second writing trajectory based on the writing trajectory information.
Based on the above embodiment, the second writing trajectory determination unit 520 is configured to:
updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track;
the last second writing trace is determined based on writing trace information of a last page image of the current page image.
Based on the above embodiment, the second writing trajectory determination unit 520 is configured to:
and if the information difference between the writing track information of the current page image and the writing track information of the previous page image meets a preset condition, updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track.
Based on the embodiment, the page image is acquired based on the image acquisition device, and the image acquisition device is arranged at the pen point of the writing pen during writing.
Fig. 6 is a schematic structural diagram of a writing trace display system provided by the present invention, and as shown in fig. 6, the system includes: the writing trace display apparatus 500, the writing panel 610 provided with dot codes, the writing pen 620, and the display device 630.
Fig. 7 illustrates a physical structure diagram of an electronic device, and as shown in fig. 7, the electronic device may include: a processor (processor)710, a communication Interface (Communications Interface)720, a memory (memory)730, and a communication bus 740, wherein the processor 710, the communication Interface 720, and the memory 730 communicate with each other via the communication bus 740. Processor 710 may call logic instructions in memory 730 to perform a written trace presentation method comprising: determining a first writing track, wherein the first writing track is determined based on code point coordinates covered when writing in a region provided with a dot matrix code; determining a second writing track, wherein the second writing track is determined based on the page image of the area acquired during writing; and determining a target writing track based on the first writing track and the second writing track, and displaying the target writing track.
In addition, the logic instructions in the memory 730 can be implemented in the form of software functional units and stored in a computer readable storage medium when the software functional units are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
In another aspect, the present invention also provides a computer program product, the computer program product comprising a computer program stored on a non-transitory computer-readable storage medium, the computer program comprising program instructions, when the program instructions are executed by a computer, the computer being capable of executing the writing trajectory presentation method provided by the above methods, the method comprising: determining a first writing track, wherein the first writing track is determined based on code point coordinates covered when writing in a region provided with a dot matrix code; determining a second writing track, wherein the second writing track is determined based on the page image of the area acquired during writing; and determining a target writing track based on the first writing track and the second writing track, and displaying the target writing track.
In still another aspect, the present invention also provides a non-transitory computer-readable storage medium, on which a computer program is stored, the computer program being implemented by a processor to perform the writing trace displaying method provided by the above methods, the method including: determining a first writing track, wherein the first writing track is determined based on code point coordinates covered when writing in a region provided with a dot matrix code; determining a second writing track, wherein the second writing track is determined based on the page image of the area acquired during writing; and determining a target writing track based on the first writing track and the second writing track, and displaying the target writing track.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (11)
1. A writing track display method is characterized by comprising the following steps:
determining a first writing track, wherein the first writing track is determined based on code point coordinates covered when writing in a region provided with a dot matrix code;
determining a second writing track, wherein the second writing track is determined based on the page image of the area acquired during writing;
and determining a target writing track based on the first writing track and the second writing track, and displaying the target writing track.
2. The writing trajectory presentation method according to claim 1, wherein the determining a target writing trajectory based on the first writing trajectory and the second writing trajectory comprises:
determining position information of the second writing track in the area based on the position information of the first writing track in the area;
and adjusting the first writing track by applying the second writing track based on the position information of the second writing track in the area to obtain the target writing track.
3. The writing trajectory display method according to claim 2, wherein the adjusting the first writing trajectory by using the second writing trajectory based on the position information of the second writing trajectory in the area to obtain the target writing trajectory comprises:
and based on the position information of the second writing track in the region, applying the second writing track to perform at least one of pen point expansion, curvature adjustment and line width adjustment on the first writing track to obtain the target writing track.
4. The writing trajectory presentation method according to claim 1, wherein the determining a second writing trajectory comprises:
acquiring a page image when writing is carried out in the area;
extracting a writing track of the page image to obtain writing track information of the page image;
determining the second writing trajectory based on the writing trajectory information.
5. The writing trajectory presentation method according to claim 4, wherein the determining the second writing trajectory based on the writing trajectory information comprises:
updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track;
the last second writing trace is determined based on writing trace information of a last page image of the current page image.
6. The writing track displaying method according to claim 5, wherein the updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track comprises:
and if the information difference between the writing track information of the current page image and the writing track information of the previous page image meets a preset condition, updating the previous second writing track based on the writing track information of the current page image to obtain the current second writing track.
7. The writing trajectory display method according to any one of claims 1 to 6, wherein the page image is acquired based on an image acquisition device, and the image acquisition device is arranged at a pen point of a writing pen during writing.
8. A writing trajectory display device, comprising:
a first writing trajectory determination unit configured to determine a first writing trajectory, the first writing trajectory being determined based on code point coordinates covered when writing in a region where a dot matrix code is set;
the second writing track determining unit is used for determining a second writing track, and the second writing track is determined based on the page image of the area acquired during writing;
and the target writing track determining unit is used for determining a target writing track based on the first writing track and the second writing track and displaying the target writing track.
9. A writing trajectory display system, comprising: the writing trace display apparatus of claim 8, a writing panel provided with dot codes, a writing pen, and a display device.
10. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the steps of the writing trace presentation method according to any one of claims 1 to 7 are implemented when the processor executes the program.
11. A non-transitory computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the writing trace presentation method according to any one of claims 1 to 7.
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| CN202111452747.7A CN114237430A (en) | 2021-12-01 | 2021-12-01 | Writing track display method, device, system, electronic equipment and storage medium |
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| CN202111452747.7A CN114237430A (en) | 2021-12-01 | 2021-12-01 | Writing track display method, device, system, electronic equipment and storage medium |
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