CN112102442A - Image-text walking setting method and device for LED display screen - Google Patents
Image-text walking setting method and device for LED display screen Download PDFInfo
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Abstract
The invention relates to the technical field of LED display screens, and particularly discloses a method and a device for setting image-text walking of an LED display screen, wherein the method comprises the following steps: setting a material combination strategy according to product parameters of the LED display screen; receiving and reading a text material and a picture material; converting the text material into a character picture according to a preset text material conversion strategy; combining the character pictures and the picture materials according to a material combination strategy to generate program pictures; generating a display playing file for the program picture according to a preset image-text walking strategy; and transmitting the display playing file to an LED display screen for playing and the like. The image-text walking setting method and device for the LED display screen achieve the display purposes of full-screen display and resolution matching of the LED display screen, and meanwhile, the display content proportion is reasonable, so that the visual experience of people is better, and the advertising effect is better.
Description
Technical Field
The invention relates to the technical field of LED display screens, in particular to a method and a device for setting image-text walking of an LED display screen.
Background
The LED display screen is often used for advertising outdoors or in places where people gather, and is designed in various shapes according to display contents and display effects. One type of LED display screen is a long strip, i.e., the width and height of the LED display screen are different by a large ratio, and the LED display screen is generally used as a store banner, an electronic signboard, and the like.
Such display screens generally display only one line of characters and exhibit the display effects of walking left and right and scrolling up and down. However, as the aesthetic value of people is improved, the effect of advertisement display and promotion cannot be achieved by only displaying characters. If the picture is combined for display, the problems of size mismatching and incomplete display can be encountered, the effect displayed by the display screen can not be perfectly matched, so that great waste can be caused to resources, and good visual perception can not be brought to people.
Therefore, designing an image-text walking method of an LED display screen with good visual perception is a problem to be solved by the industry.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a method and a device for setting the image-text walking of an LED display screen.
The invention provides a method for setting image-text walking of an LED display screen, which comprises the following steps:
setting a material combination strategy according to product parameters of the LED display screen; the material combination strategy comprises a plurality of different material combination modes, and the material combination modes limit the material size and the material arrangement position;
receiving and reading a text material and a picture material;
converting the text material into a character picture according to a preset text material conversion strategy;
combining the character pictures and the picture materials according to a material combination strategy to generate program pictures;
generating a display playing file for the program picture according to a preset image-text walking strategy;
and transmitting the display playing file to an LED display screen for playing.
Further, generating a program picture from the text picture and the picture material according to a material combination strategy, including:
calling a canvas;
calculating a matching scheme according to the material combination strategy by the sizes of the character picture, the picture material and the canvas;
selecting a matching scheme with the minimum blank space, and combining the text pictures and the picture materials on the canvas according to the matching scheme;
and adjusting the size of the canvas according to a material combination strategy to generate a program picture.
Further, the text material is converted into a character picture, and the method comprises the following steps:
adjusting the color and the font of a font in a text material according to a preset text format;
storing the adjusted text material into a picture format to generate an original character picture;
identifying and cutting blanks around the fonts in the original character pictures;
and expanding the periphery of the characters according to a preset width, and storing the characters as character pictures.
Furthermore, the height of the character picture is set according to the height of the contained fonts, so that the height of the character picture is consistent with the height of the contained fonts.
Further, the material combination strategy comprises displaying the program picture in a full screen mode through an LED display screen.
Further, the image-text walking strategy comprises setting an arrangement mode of the program pictures and setting the walking speed and the walking direction of the program pictures.
Further, the method also comprises the following steps: and dividing the LED display screen into a plurality of display areas according to the number of the program pictures, and forming a display matching relationship between the program pictures and the display areas.
Further, the product parameters include screen size and screen resolution of the corresponding LED display screen.
Furthermore, the height of the text picture is consistent with that of the picture material.
The invention also provides a device for setting the image-text walking of the LED display screen, which comprises a material combination strategy setting module, a material reading module, a text material conversion module, a program picture generation module, a display play file generation module and a display play file sending module, wherein:
the material combination strategy setting module is connected with the program picture generating module and is used for setting a material combination strategy according to the product parameters of the LED display screen;
the material reading module is connected with the text material conversion module and the program picture generation module and is used for receiving and reading the text material and the picture material;
the text material conversion module is connected with the material reading module and the program picture generation module and is used for converting the text material into a character picture according to a preset text material conversion strategy;
the program picture generation module is connected with the material combination strategy setting module, the material reading module, the text material conversion module and the display play file generation module and is used for combining the character pictures and the picture materials according to the material combination strategy to generate program pictures;
the display playing file generation module is connected with the program picture generation module and the display playing file sending module and generates a display playing file according to the program picture and the text walking strategy by the display playing file generation module;
and the display playing file sending module is connected with the display playing file generating module and is used for transmitting the display playing file to the LED display screen for playing.
According to the method and the device for setting the image-text walking of the LED display screen, the text material is converted into the text picture according to the preset text material conversion strategy, the text picture can be matched with the size of the picture material conveniently in the program picture generating process, so that the combination between the text and the picture is more consistent without discomfort, the program picture is displayed in a full screen mode on the LED display screen as the setting to manufacture the text picture, the display purposes of full screen display and resolution matching of the LED display screen are achieved, meanwhile, the display content proportion is reasonable, the visual experience of people is better, and the advertising effect is better.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flowchart illustrating steps of a method for setting an image-text walking of an LED display screen according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating steps of a method for setting a graphic walking of an LED display screen according to another embodiment of the present invention;
FIG. 3 is a flowchart illustrating steps of a method for setting a graphic walking of an LED display screen according to another embodiment of the present invention;
FIG. 4 is a structural composition diagram of the LED display screen image-text walking setting device according to the embodiment of the invention;
fig. 5 is a structural composition diagram of an LED display screen image-text walking setting device according to another embodiment of the present invention;
fig. 6 is a structural composition diagram of an electronic device according to an embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The image-text walking setting method for the LED display screen, disclosed by the embodiment of the invention, as shown in figure 1, comprises the following steps of:
step S101: and setting a material combination strategy according to the product parameters of the LED display screen.
The method is used for setting a material combination strategy, wherein the product parameters of the LED display screen comprise the screen size and the screen resolution of the corresponding LED display screen, and also can contain information such as storage space, installation position, display mode and the like of the LED display screen. The material combination strategy also comprises a plurality of different material combination modes, and the material combination modes limit the material size and the material arrangement position. The material in this embodiment can be characters or pattern, and the material composite mode of this embodiment is various, including the injecing to the material size, still includes the injecing to the position that arranges the material, under the condition that the line was shown, the pattern is arranged at the interval in a string of characters, or a picture of arranging after a string of characters, under the condition that the multirow was shown, four positions were the pattern about a character about, perhaps same material was horizontal, vertical, slant etc. and regularly arranges. The material combination mode of this embodiment is applicable to the LED display screen of rectangular shape generally to realize the effect of picture and text walking. The length and width of the LED display screen determine the processing of the material size in the subsequent steps, so the medium material combination strategy of this embodiment uses the screen size of the LED display screen and the screen resolution of the LED display screen as the main basis for designing the material combination mode.
The execution main body of the method can be a server, and also can be certain electronic equipment (such as a computer and a mobile phone) which establishes communication with the server, and a communication link with the LED display screen can be established. In this embodiment, the method for acquiring the product parameters of the LED display screen is not limited, and the request for acquiring the product parameters may be sent to the corresponding LED display screen, and after the request is received and processed by the LED display screen, the information related to the product parameters of the LED display screen is sent out, so as to receive and identify the information, and acquire the screen size and the screen resolution of the LED display screen.
After the material combination policy is set, step S102 is executed:
step S102: and receiving and reading the text material and the picture material.
The embodiment does not limit the obtaining mode of the text material and the picture material, and can receive the material sent by other equipment in communication connection with the execution main body of the method, or some materials stored locally by the execution main body of the method, or selected from the materials stored in some memories externally connected with the execution main body of the method. For example, when the execution main body is a server, a computer or a mobile phone in communication with the execution main body uploads texts and pictures stored in a local or external memory to the server, and the texts and the pictures can be received from a preset receiving interface, so that corresponding materials are obtained; when the execution main body of the method is electronic equipment such as a computer or a mobile phone, the program materials stored by a local storage or an external storage are directly added.
After some materials are received, the materials are read and can be distinguished into text materials or picture materials, the embodiment of the invention does not limit the specific format of the received text materials or picture materials, and the image-text walking effect of the LED display screen can be realized by the method of the invention as long as the materials belong to text files or picture files. In one embodiment, after the text or picture material is read, the material is also converted into a unified format, for example, the text material is converted into txt format and the picture material is converted into JPG format.
After receiving and reading the text material and the picture material, step S103 is executed.
Step S103: and converting the text material into a character picture according to a preset text material conversion strategy.
The text material conversion policy in this embodiment may include setting a font color, a font style, a font size, and the like of the text, for example, the font color of the text is set to be white, the font style is a song style, and the font size is set to be 10 #. Or the text material conversion strategy comprises a plurality of set models, different models are combined by different font colors, fonts and font sizes, and the fonts contained in the text material are correspondingly converted into corresponding formats and then converted into character pictures by selecting a certain model. The text material conversion strategy is set to ensure that the fonts do not exceed the LED display screen when displayed on the LED display screen.
Preferably, the text material conversion policy of this embodiment includes setting the height of the text image according to the height of the font contained in the text material, so that the height of the text image is consistent with the height of the font contained in the text image, that is, there is no blank in the text image in the height direction. More preferably, the text material conversion policy of this embodiment includes setting the width of the text image according to the widths of all fonts included in the text material, so that the width of the text image is consistent with the width of the fonts included in the text image, that is, there is no margin around a string of characters in the text image. The height of the fonts contained in the text materials is the height of the character pictures, the sizes of the fonts in the text pictures can be accurately adjusted by adjusting the sizes of the text pictures, and the matching with the sizes of other text pictures or picture materials is more convenient.
Specifically, the method for converting the text material into the character picture comprises the following steps:
step S1031: and adjusting the color and the font of the font in the text material according to a preset text format.
The color, font and size of the font are adjusted by using one of the multiple setting models included in the text material conversion strategy provided by the foregoing embodiment as a preset text format.
Step S1032: and storing the adjusted text material as a picture format to generate an original character picture.
Step S1033: and identifying and cutting blanks around the fonts in the original text pictures.
Step S1034: and expanding the periphery of the characters according to a preset width, and storing the characters as character pictures.
The format of the text material is various, taking txt format as an example, the process of converting the adjusted text material into the character picture can be as follows: and firstly storing the txt text as a picture format to generate a corresponding original character picture. In the original character picture, characters are positioned at the upper left position of the picture, a blank area of the picture is identified and cut, then the height of the generated original character picture is the height of a character style, the width of the original character picture is the width of the whole characters, and no margin is left around the original character picture. And expanding the periphery of the characters by the preset width, wherein the size of the original character picture after cutting is 10mm x 5mm, the preset width is 2mm, the size of the expanded picture is 14mm x 9mm, 2mm of blank is uniformly reserved on the periphery of the characters, and the picture is stored to become the character picture in the step. The predetermined width in step S1034 may be a value greater than zero or equal to zero, i.e., the margin around the text is not expanded.
In this embodiment, step S1033 and step S1034 may also be integrated, and the image is cut based on a certain size of the periphery of the text, and the generated image is a blank with a certain width around the text, and the text is located in the center of the image.
The text picture has the length and width dimensions, and the size of the text picture is taken as a standard, so that the size of the picture material can be reduced or enlarged by a certain proportion, the text content can be completely displayed when the text picture is processed in the subsequent steps, and the text picture can be matched with the dimensions of other text pictures or picture materials. The method of the invention can also set the size of the picture material as a standard to reduce or amplify the character picture, or uniformly set a size value to reduce or amplify the character picture or the picture material which does not conform to the size value, thereby preventing the situation that the size of the character picture is not matched with other materials.
The format of the text pictures in the embodiment can be consistent with the format of the picture materials, and is a JPG format.
And after the text material is converted into the character picture, executing the step S104.
Step S104: and combining the character pictures and the picture materials according to the material combination strategy to generate the program pictures.
The material combination strategy of this embodiment further includes displaying the program picture on the LED display screen in a full screen mode, so the screen size and the screen resolution of the LED display screen determine the size of the program picture.
In some optional embodiments, a feedback adjustment process of the LED display screen may be further set, and when the LED display screen is manufactured, size parameter information of the LED display screen is preset therein, and even different modes of a frame range, different modes of displaying a space between a Chinese character and a picture, and different modes of displaying display parameters such as contrast, brightness, and the like between the Chinese character and the picture may be further set according to a daily use standard. After the LED display screen receives the program picture, when a certain corresponding mode is selected from different preset modes according to the program picture, a corresponding request instruction is automatically generated and sent to the server. The server analyzes the request instruction to obtain the adjustment parameters between the characters and the pictures in the corresponding program picture, and generates an updated program picture by combining the character picture and the picture materials according to the adjustment parameters.
As shown in fig. 2, step S104 in the embodiment of the present invention specifically includes:
step S1041: a canvas is invoked.
The canvas is a blank picture with a certain size, the size of the canvas can be set in the process of setting the material combination strategy through the step 1, and the screen size and the screen resolution of the LED display screen are used as setting elements of the size of the canvas.
Step S1042: and calculating a matching scheme according to the material combination strategy by the sizes of the character picture, the picture material and the canvas.
The material combination strategy also comprises the combination mode setting of the character picture and the picture material, for example, the character picture and the picture material are horizontally spliced, or the character picture is arranged above or below the picture material, or under the condition that a plurality of character pictures and picture materials exist, a plurality of modules are set according to the size of the canvas and are respectively distributed in different areas of the canvas, and a plurality of schemes which are reasonably arranged are preset. The modules in the canvas have respective set sizes, and the sizes of the modules can be preset through a material combination strategy, or the intervals among the modules are preset, so that the content in the generated program picture has the best proportion and visual effect.
And calculating matching schemes of all the character pictures and picture materials displayed on one canvas according to different combination modes, wherein gaps or blank situations of the character pictures and the picture materials on the canvas are different in the matching schemes under the different combination modes.
In this embodiment, the content contained in the text picture may be a billboard, and the pattern contained in the picture material may be Logo of the corresponding brand. The combination manner of the text, the picture and the picture material in this embodiment is set by a person skilled in the art when implementing a specific embodiment, and this embodiment is only an example of some embodiments.
Step S1043: and selecting a matching scheme with the minimum blank space, and combining the text pictures and the picture materials on the canvas according to the matching scheme.
Because the gaps or blank situations of the character pictures and the picture materials on the canvas in different matching schemes are different, the matching scheme with the minimum blank is selected as a selected combination mode, the character pictures and the picture materials are combined on the canvas according to the matching scheme with the minimum blank, and the canvas is stored after combination.
Step S1044: and adjusting the size of the canvas according to a material combination strategy to generate a program picture.
The material combination strategy comprises the screen size and the screen resolution of the LED screen, and in order to be matched with the LED display screens with different sizes, the canvas combined with the text pictures and the picture materials is subjected to size adjustment to generate the program pictures matched with the screen size of the LED display screens. In this step, in addition to the case where one piece of canvas generates one program picture, the canvas combined with the text picture and the picture material may be divided to generate a plurality of program pictures, or a plurality of canvases combined with the text picture and the picture material may be combined to generate one program picture, which are all included in the material combination policy, and program pictures of various styles with different content distributions and different sizes may be generated in different combination manners according to the material combination policy.
After the program picture is generated, the content to be displayed on the LED display screen is clarified, and then step S105 is executed to generate a display playing file suitable for playing on the LED display screen.
Step S105: and generating a display playing file for the program picture according to a preset image-text walking strategy.
In this embodiment, the display playing file is generated according to a preset image-text walking strategy, where the image-text walking strategy may include setting an arrangement manner of the program pictures and setting a walking speed and a walking direction of the program pictures, and the number of the program pictures to be displayed at one time is correspondingly set under the condition of different walking speeds. The arrangement of the program pictures can be understood as that the program pictures are horizontally/vertically displayed on the LED display screen, the walking speed of the program pictures can be changed by the change frequency of a certain pixel point pixel, and the walking direction of the program pictures comprises left/right conversion in the horizontal direction or up/down conversion in the vertical direction. The person skilled in the art can set the image-text walking strategy through specific display requirements, so as to generate a display playing file according to the image-text walking strategy.
The embodiment does not limit the specific format and the contained content of the display playing file, and only needs to be read and displayed by the LED display screen.
After the display play file is generated, step S106 is executed.
Step S106: and transmitting the display playing file to an LED display screen for playing.
The execution main body of the image-text walking setting method is in communication connection with the plurality of LED display screens, and when the display playing file is generated, the display playing file is transmitted to the corresponding LED display screen to be published and displayed. The embodiment does not limit the communication mode with the LED display screen, does not limit the encryption of the file during communication, the selected communication protocol and the like, and can be realized by combining the prior art means when the technical scheme is implemented by a person skilled in the art.
It should be noted that the LED display screen mentioned in the embodiment of the present invention does not only include an electronic screen for displaying, but also includes other hardware capable of implementing functions of storing programs, playing programs, receiving programs, and the like.
Specifically, as shown in fig. 3, the LED display screen image-text walking setting method of the embodiment of the present invention includes the following steps:
step S201: setting a material combination strategy according to product parameters of the LED display screen; the material combination strategy comprises a plurality of different material combination modes, and the material combination modes limit the size of the material and the arrangement position of the material.
Step S202: and receiving and reading the text material and the picture material.
Step S203: and converting the text material into a character picture according to a preset text material conversion strategy.
Step S204: and combining the character pictures and the picture materials according to the material combination strategy to generate the program pictures.
The implementation of steps S201 to S204 can refer to the implementation and description of steps S101 to S104 in the previous embodiment, which is not described in detail in this embodiment.
Step S205: and dividing the LED display screen into a plurality of display areas according to the number of the program pictures, and forming a display matching relationship between the program pictures and the display areas.
In this step, the purpose of displaying in multiple display areas is achieved, a plurality of program pictures with the same or different contents can be generated through the foregoing steps S201 to S204, the LED display screen is divided into the display areas with the same number, each display area corresponds to one program picture, and independent display in each display area can be achieved. Or, a plurality of program pictures with the same or different contents are matched with display areas with different numbers, some display areas distributed to more than two program pictures can be set to be switched and displayed at a certain time interval, and the program pictures are always displayed when being distributed to the display area of one program picture. The screen size of the LED display screen should be considered in the division of the display area, so that the purposes of reasonable segmentation and attractive display effect are achieved.
Step S206: and generating a display playing file for the program picture according to a preset image-text walking strategy.
And generating a corresponding display playing file aiming at one or more program pictures corresponding to each display area according to a preset image-text walking strategy.
Step S205 and step S206 of this embodiment can also be realized by reversing the order, that is, a display playing file is correspondingly generated for each program picture, and then the display area of the LED display screen is divided, and the display playing file is allocated to each display area.
After the content displayed on the LED display screen is determined, step S207 is executed.
Step S207: and transmitting the display playing file to an LED display screen for playing.
The implementation of this step can be implemented with reference to step S106 in the previous embodiment, which is not described herein again.
According to the LED display screen image-text walking setting method, the text material is converted into the text picture according to the preset text material conversion strategy, the text picture can be conveniently matched with the size of the picture material in the program picture generating process, combination between the text and the picture is more consistent, no sense of incongruity exists, the program picture is displayed in the full screen of the LED display screen as setting for manufacturing the text picture, the display purposes of full screen display and resolution matching of the LED display screen are achieved, meanwhile, the display content proportion is reasonable, the visual experience of people is better, and advertising is more effective.
The invention also designs an LED display screen image-text walking setting device 100, as shown in fig. 4, which includes a material combination strategy setting module 101, a material reading module 102, a text material conversion module 103, a program image generating module 104, a display play file generating module 105 and a display play file sending module 106, wherein: the material combination strategy setting module 101 is connected with the program picture generating module 104, and the material combination strategy setting module 101 is used for setting a material combination strategy according to the product parameters of the LED display screen; the material reading module 102 is connected with the text material conversion module 103 and the program picture generation module 104, and the material reading module 102 is used for receiving and reading text materials and picture materials; the text material conversion module 103 is connected with the material reading module 102 and the program picture generation module 104, and the text material conversion module 103 is used for converting text materials into character pictures according to a preset text material conversion strategy; the program picture generation module 104 is connected with the material combination strategy setting module 101, the material reading module 102, the text material conversion module 103 and the display play file generation module 105, and the program picture generation module 104 is used for combining the text pictures and the picture materials according to the material combination strategy to generate a program picture; the display playing file generating module 105 is connected with the program picture generating module 104 and the display playing file sending module 106, and the display playing file generating module 105 generates a display playing file according to the program picture and text walking strategy; and the display and play file sending module 106 is connected with the display and play file generating module 105, and the display and play file sending module 106 is used for transmitting the display and play file to the LED display screen for playing.
The LED display screen image-text walking setting device 100 of the embodiment of the present invention realizes the setting process of image-text walking of the LED display screen according to the following steps, as shown in fig. 1 specifically:
step S101: setting a material combination strategy according to product parameters of the LED display screen; the material combination strategy comprises a plurality of different material combination modes, and the material combination modes limit the size of the material and the arrangement position of the material.
Step S102: and receiving and reading the text material and the picture material.
Step S103: and converting the text material into a character picture according to a preset text material conversion strategy.
Wherein:
step S1031: adjusting the color and the font of a font in a text material according to a preset text format;
step S1032: storing the adjusted text material into a picture format to generate an original character picture;
step S1033: identifying and cutting blanks around the fonts in the original character pictures;
step S1034: and expanding the periphery of the characters according to a preset width, and storing the characters as character pictures.
Step S104: and combining the character pictures and the picture materials according to the material combination strategy to generate the program pictures.
Wherein:
step S1041: calling a canvas;
step S1042: calculating a matching scheme according to the material combination strategy by the sizes of the character picture, the picture material and the canvas;
step S1043: selecting a matching scheme with the minimum blank space, and combining the text pictures and the picture materials on the canvas according to the matching scheme;
step S1044: and adjusting the size of the canvas according to a material combination strategy to generate a program picture.
Step S105: and generating a display playing file for the program picture according to a preset image-text walking strategy.
Step S106: and transmitting the display playing file to an LED display screen for playing.
Specifically, as shown in fig. 5, the LED display screen image-text walking setting device 100 according to the embodiment of the present invention further includes a multi-display-area matching module 107, where the multi-display-area matching module 107 is connected to the program picture generating module 104 and the display play file generating module 105, and the multi-display-area matching module 107 is configured to divide the LED display screen into a plurality of display areas according to the number of the program pictures, and form a display matching relationship between the program pictures and the display areas. The LED display screen image-text walking setting device 100 of this embodiment performs the setting process of image-text walking of the LED display screen according to the following steps, as shown in fig. 2 specifically:
step S201: setting a material combination strategy according to product parameters of the LED display screen; the material combination strategy comprises a plurality of different material combination modes, and the material combination modes limit the material size and the material arrangement position;
step S202: receiving and reading a text material and a picture material;
step S203: converting the text material into a character picture according to a preset text material conversion strategy;
step S204: combining the character pictures and the picture materials according to a material combination strategy to generate program pictures;
step S205: dividing the LED display screen into a plurality of display areas according to the number of the program pictures, and forming a display matching relationship between the program pictures and the display areas;
step S206: generating a display playing file for the program picture according to a preset image-text walking strategy;
step S207: and transmitting the display playing file to an LED display screen for playing.
For the description of the execution of each step, reference may be directly made to the embodiments of the foregoing method, which are not described herein again.
The LED display screen image-text walking setting device converts the text materials into the text pictures according to the preset text material conversion strategy, is convenient to match with the sizes of the picture materials in the program picture generating process, enables the combination of the characters and the pictures to be more consistent, has no sense of incongruity, and takes the full-screen display of the LED display screen to the program picture as setting to manufacture the text pictures, thereby realizing the display purposes of full-screen display and resolution matching of the LED display screen.
The embodiment of the invention also provides a memory, wherein the memory is stored with computer instructions, and the computer instructions are executed by the processor to realize the image-text walking setting method of the LED display screen.
As shown in fig. 6, the electronic device 200 according to an embodiment of the present invention includes a memory 201 and a processor 202, where the memory 201 stores computer instructions; the processor 202 is configured to execute computer instructions to implement the LED screen image-text walking setting method in the above embodiments. The electronic device 200 in this embodiment may be a computer or a mobile phone.
The electronic device 200 of the present embodiment performs the setting of the LED display screen for image-text walking by the following two methods, specifically as shown in fig. 1 and fig. 2:
the first method comprises the following steps:
step S101: setting a material combination strategy according to product parameters of the LED display screen; the material combination strategy comprises a plurality of different material combination modes, and the material combination modes limit the size of the material and the arrangement position of the material.
Step S102: and receiving and reading the text material and the picture material.
Step S103: and converting the text material into a character picture according to a preset text material conversion strategy.
Wherein:
step S1031: adjusting the color and the font of a font in a text material according to a preset text format;
step S1032: storing the adjusted text material into a picture format to generate an original character picture;
step S1033: identifying and cutting blanks around the fonts in the original character pictures;
step S1034: and expanding the periphery of the characters according to a preset width, and storing the characters as character pictures.
Step S104: and combining the character pictures and the picture materials according to the material combination strategy to generate the program pictures.
Wherein:
step S1041: calling a canvas;
step S1042: calculating a matching scheme according to the material combination strategy by the sizes of the character picture, the picture material and the canvas;
step S1043: selecting a matching scheme with the minimum blank space, and combining the text pictures and the picture materials on the canvas according to the matching scheme;
step S1044: and adjusting the size of the canvas according to a material combination strategy to generate a program picture.
Step S105: and generating a display playing file for the program picture according to a preset image-text walking strategy.
Step S106: and transmitting the display playing file to an LED display screen for playing.
The second method comprises the following steps:
step S201: setting a material combination strategy according to product parameters of the LED display screen; the material combination strategy comprises a plurality of different material combination modes, and the material combination modes limit the size of the material and the arrangement position of the material.
Step S202: and receiving and reading the text material and the picture material.
Step S203: and converting the text material into a character picture according to a preset text material conversion strategy.
Step S204: and combining the character pictures and the picture materials according to the material combination strategy to generate the program pictures.
Step S205: and dividing the LED display screen into a plurality of display areas according to the number of the program pictures, and forming a display matching relationship between the program pictures and the display areas.
Step S206: and generating a display playing file for the program picture according to a preset image-text walking strategy.
Step S207: and transmitting the display playing file to an LED display screen for playing.
For the description of the execution of each step, reference may be directly made to the embodiments of the foregoing method, which are not described herein again.
The electronic equipment of the embodiment of the invention realizes the setting of image-text walking of the LED display screen, converts the text material into the text picture according to the preset text material conversion strategy, is convenient to be matched with the size of the picture material in the generation process of the program picture, ensures that the combination between the characters and the picture is more consistent without causing sense of incongruity, and takes the full-screen display of the LED display screen to the program picture as the setting to manufacture the text picture, thereby realizing the display purposes of full-screen display and resolution matching of the LED display screen.
The present invention has been further described with reference to specific embodiments, but it should be understood that the detailed description should not be construed as limiting the spirit and scope of the present invention, and various modifications made to the above-described embodiments by those of ordinary skill in the art after reading this specification are within the scope of the present invention.
Claims (10)
1. A picture and text walking setting method for an LED display screen is characterized by comprising the following steps:
setting a material combination strategy according to product parameters of the LED display screen; the material combination strategy comprises a plurality of different material combination modes, and the material combination modes limit material sizes and material arrangement positions;
receiving and reading a text material and a picture material;
converting the text material into a character picture according to a preset text material conversion strategy;
combining the text pictures and the picture materials according to the material combination strategy to generate program pictures;
generating a display playing file for the program picture according to a preset image-text walking strategy;
and transmitting the display playing file to the LED display screen for playing.
2. The LED display screen teletext walk setting method of claim 1, wherein generating a program picture from the text picture and the picture material according to the material combination policy comprises:
calling a canvas;
calculating a matching scheme according to the material combination strategy by the sizes of the text pictures, the picture materials and the canvas;
selecting a matching scheme with the minimum blank space, and combining the text pictures and the picture materials on the canvas according to the matching scheme;
and adjusting the size of the canvas according to the material combination strategy to generate a program picture.
3. The LED display screen image-text walking setting method of claim 2, wherein converting the text material into text pictures comprises:
adjusting the color and the font of a font in a text material according to a preset text format;
storing the adjusted text material into a picture format to generate an original character picture;
identifying and cutting blanks around the fonts in the original character pictures;
and expanding the periphery of the characters according to a preset width, and storing the characters as character pictures.
4. The LED display screen image-text walking setting method according to claim 3, wherein the height of the text picture is set according to the height of the included font, so that the height of the text picture is consistent with the height of the included font.
5. The LED display screen teletext walk setting method of claim 3, wherein the material combination strategy includes displaying the program picture in full screen on the LED display screen.
6. The LED display screen teletext walking arrangement method of claim 3, wherein the teletext walking strategy comprises setting an arrangement of the program pictures, and setting a walking speed and a walking direction of the program pictures.
7. The LED display screen image-text walking setting method as claimed in claim 3, further comprising:
and dividing the LED display screen into a plurality of display areas according to the number of the program pictures, and forming a display matching relationship between the program pictures and the display areas.
8. The LED display screen image-text walking setting method according to claim 3, wherein the product parameters include screen size and screen resolution of the corresponding LED display screen.
9. The LED display screen image-text walking setting method according to claim 3, wherein the height of the text image and the image material is the same.
10. The utility model provides a LED display screen picture and text walking sets up device which characterized in that, includes that material combination strategy sets up module, material reading module, text material conversion module, program picture generate module, shows that play file generates the module and shows that play file send module, wherein:
the material combination strategy setting module is connected with the program picture generating module and is used for setting a material combination strategy according to the product parameters of the LED display screen;
the material reading module is connected with the text material conversion module and the program picture generation module, and is used for receiving and reading text materials and picture materials;
the text material conversion module is connected with the material reading module and the program picture generation module, and is used for converting the text material into a character picture according to a preset text material conversion strategy;
the program picture generation module is connected with the material combination strategy setting module, the material reading module, the text material conversion module and the display play file generation module, and is used for combining the character pictures and the picture materials to generate program pictures according to the material combination strategy;
the display playing file generating module is connected with the program picture generating module and the display playing file sending module, and generates a display playing file according to the program picture and the image walking strategy;
the display and play file sending module is connected with the display and play file generating module and is used for transmitting the display and play file to the LED display screen for playing.
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