CN106303133A - Book page scanning control method and device and scanning equipment - Google Patents

Abstract

The embodiment of the invention relates to the technical field of electronic equipment, and discloses a book page scanning control method and device and scanning equipment, wherein the method comprises the following steps: after a scanning function of the scanning device is started, prompting a user to input the size of a book page to be scanned, acquiring the size of the book page to be scanned input by the user, scanning the book page to be scanned from different initial scanning positions of the book page to be scanned when the size of the book page to be scanned is larger than a preset size to obtain a plurality of scanning pictures, determining an overlapping area between the scanning pictures in the plurality of scanning pictures, splicing the plurality of scanning pictures according to the determined overlapping area to obtain spliced scanning pictures serving as the scanning pictures of the book page to be scanned, wherein the size of the spliced scanning pictures is equal to the size of the book page to be scanned. By implementing the embodiment of the invention, the scanning efficiency of scanning the page of the picture with larger size can be improved.

Description

Scanning control method and device for book pages, and scanning device

technical field

The invention relates to the technical field of electronic equipment, in particular to a scanning control method and device for book pages, and scanning equipment.

Background technique

In the field of electronic teaching, book pages of various paper books and materials (such as classroom learning materials and extracurricular reading materials, etc.) are usually scanned into pictures according to their sizes, and the scanned pictures are packaged and stored in educational electronic devices. In the product or the corresponding learning server, this realizes the transformation of paper book materials into electronic book materials, so that users can carry out learning activities anytime and anywhere through educational electronic products or learning applications.

In the actual book page scanning process, since the scanning size of the commonly used scanning equipment is the size of A4 paper, when the size of the book page to be scanned is larger than the size of A4 paper, it needs to be manually spliced after multiple scans to obtain A full scanned image of a scanned book page. It can be seen that the current method for scanning book pages has the problem of low scanning efficiency when scanning large-sized book pages.

Contents of the invention

The embodiment of the invention discloses a book page scanning control method and device, and a scanning device, which can improve the scanning efficiency when scanning a book page with a large size.

The first aspect of the embodiment of the present invention discloses a book page scanning control method, the method comprising:

After the scanning function of the scanning device is activated, the user is prompted to input the size of the book page to be scanned, and the size of the book page to be scanned input by the user is acquired;

When the size of the book page to be scanned is greater than a preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures;

Determining an overlapping area between each of the scanned pictures in the plurality of scanned pictures;

The multiple scanned pictures are spliced according to the overlapping areas between the scanned pictures in the multiple scanned pictures to obtain a spliced scanned picture, which is used as the scanned picture of the book page to be scanned, and the size of the spliced scanned picture is equal to the size of the to-be-scanned book page. Dimensions of book pages.

As an optional implementation manner, in the first aspect of the embodiment of the present invention, the determining the overlapping area between the scanned pictures in the multiple scanned pictures includes:

According to the size of the book page to be scanned, the size of each scanned image in the plurality of scanned images, and the initial scanning position of each scanned image, determine the overlapping area between the scanned images in the plurality of scanned images; or,

By comparing the picture contents of the scanned pictures in the multiple scanned pictures, the overlapping area between the scanned pictures in the multiple scanned pictures is determined.

As an optional implementation manner, in the first aspect of the embodiment of the present invention, the size of the book page to be scanned includes a first length and a first width of the book page to be scanned, and the preset size includes the first a preset length and a first preset width;

When the size of the book page to be scanned is larger than the preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures, including:

When the first length is greater than the first preset length and the first width is less than or equal to the first preset width, determine that the size of the book page to be scanned is greater than the preset size;

Taking the second length as the scanning length, scanning the book page to be scanned from the top of the book page to be scanned to obtain a first scanned image, the second length being less than or equal to the first preset length;

Taking the third length as the scanning length, scanning the book page to be scanned from the bottom of the book page to be scanned to obtain a second scanned image, the third length is equal to the first length minus the The second length plus a second preset length, and the third length is less than or equal to the first preset length.

As an optional implementation manner, in the first aspect of the embodiment of the present invention, the size of the book page to be scanned includes a first length and a first width of the book page to be scanned, and the preset size includes the first a preset length and a first preset width;

When the size of the book page to be scanned is larger than the preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures, including:

When the first length is less than or equal to the first preset length and the first width is larger than the first preset width, determine that the size of the book page to be scanned is larger than the preset size;

Taking the second width as the scanning width, scanning the book page to be scanned from the left end of the book page to be scanned to obtain a third scanned picture, the second width being less than or equal to the first preset width;

Taking the third width as the scanning width, scanning the book page to be scanned from the right end of the book page to be scanned to obtain a fourth scanned image, the third width is equal to the first width minus the second The second width is added to the second predetermined width, and the third width is less than or equal to the first predetermined width.

As an optional implementation manner, in the first aspect of the embodiment of the present invention, the size of the book page to be scanned includes a first length and a first width of the book page to be scanned, and the preset size includes the first a preset length and a first preset width;

When the size of the book page to be scanned is larger than the preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures, including:

When the first length is greater than the first preset length and the first width is greater than the first preset width, determining that the size of the book page to be scanned is greater than the preset size;

Scan the book page to be scanned from the upper left end, upper right end, lower left end and lower right end of the book page to be scanned respectively to obtain four scanned pictures, wherein the scanned picture of each of the four scanned pictures The lengths are all less than or equal to the first preset length, and the width of each of the four scanned pictures is less than or equal to the first preset width.

The second aspect of the embodiment of the present invention discloses a book page scanning control device, the device includes a prompt unit, an acquisition unit, a scanning unit, a determination unit, and a splicing unit, wherein:

The prompting unit is configured to prompt the user to input the size of the book page to be scanned after the scanning function of the scanning device is activated;

The acquiring unit is configured to acquire the size of the book page to be scanned input by the user;

The scanning unit is configured to, when the size of the book page to be scanned is larger than a preset size, scan the book page to be scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures ;

The determination unit is configured to determine an overlapping area between each scanned picture in the plurality of scanned pictures;

The splicing unit is configured to splice the multiple scanned pictures according to overlapping areas between the scanned pictures in the multiple scanned pictures to obtain a spliced scanned picture as the scanned picture of the book page to be scanned, and the spliced scanned picture The size of is equal to the size of the book page to be scanned.

As an optional implementation manner, in the second aspect of the embodiment of the present invention, the specific manner for the determination unit to determine the overlapping area between the scanned pictures in the multiple scanned pictures is as follows:

According to the size of the book page to be scanned, the size of each scanned image in the plurality of scanned images, and the initial scanning position of each scanned image, determine the overlapping area between the scanned images in the plurality of scanned images; or,

By comparing the picture contents of the scanned pictures in the multiple scanned pictures, the overlapping area between the scanned pictures in the multiple scanned pictures is determined.

As an optional implementation manner, in the second aspect of the embodiment of the present invention, the size of the book page to be scanned includes the first length and the first width of the book page to be scanned, and the preset size includes the first a preset length and a first preset width;

The scanning unit includes a determination subunit and a scanning subunit, wherein:

The determining subunit is configured to determine that the size of the book page to be scanned is larger than the first preset width when the first length is greater than the first preset length and the first width is smaller than or equal to the first preset width. the preset size;

The scanning subunit is configured to use the second length as the scanning length to start scanning the book page to be scanned from the top of the book page to be scanned to obtain a first scanned picture, and the second length is less than or equal to the The first preset length, and using the third length as the scanning length, start scanning the book page to be scanned from the bottom of the book page to be scanned to obtain a second scanned picture, and the third length is equal to the scanning length The first length minus the second length plus a second preset length, and the third length is less than or equal to the first preset length.

As an optional implementation manner, in the second aspect of the embodiment of the present invention, the size of the book page to be scanned includes the first length and the first width of the book page to be scanned, and the preset size includes the first a preset length and a first preset width;

The scanning unit includes a determination subunit and a scanning subunit, wherein:

The determining subunit is configured to determine that the size of the book page to be scanned is larger than the first preset length when the first length is less than or equal to the first preset length and the first width is larger than the first preset width. the preset size;

The scanning subunit is configured to use the second width as the scanning width to start scanning the book page to be scanned from the left end of the book page to be scanned to obtain a third scanned picture, and the second width is less than or equal to the The first preset width, and take the third width as the scanning width, start scanning the book page to be scanned from the right end of the book page to be scanned to obtain a fourth scanned image, the third width is equal to the The first width minus the second width plus a second preset width, and the third width is less than or equal to the first preset width.

As an optional implementation manner, in the second aspect of the embodiment of the present invention, the size of the book page to be scanned includes the first length and the first width of the book page to be scanned, and the preset size includes the first a preset length and a first preset width;

The scanning unit includes a determination subunit and a scanning subunit, wherein:

The determining subunit is configured to determine that the size of the book page to be scanned is larger than the default size;

The scanning subunit is used to scan the book page to be scanned from the upper left end, upper right end, lower left end and lower right end of the book page to be scanned respectively to obtain four scanned pictures, wherein the four The length of each of the scanned pictures is less than or equal to the first preset length, and the width of each of the four scanned pictures is less than or equal to the first preset width.

The third aspect of the embodiment of the present invention discloses a scanning device, and the scanning device includes the book page scanning control device disclosed in the second aspect of the embodiment of the present invention.

Compared with the prior art, the embodiments of the present invention have the following beneficial effects:

In the embodiment of the present invention, after the scanning function of the scanning device is activated, the user is prompted to input the size of the book page to be scanned, and the size of the book page to be scanned input by the user is obtained. When the size of the book page to be scanned is larger than the preset size, Scan the pages of the book to be scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures, determine the overlapping areas among the scanned pictures in the multiple scanned pictures, and stitch the multiple scanned pictures according to the determined overlapping areas The image is obtained by splicing the scanned image as the scanned image of the book page to be scanned, wherein the size of the spliced scanned image is equal to the size of the book page to be scanned. It can be seen that the implementation of the embodiment of the present invention can obtain multiple scanned pictures by scanning the pages of the book to be scanned multiple times by the scanning device, and automatically splicing the multiple scanned pictures according to the overlapping area between the scanned pictures to obtain the same size as the page of the book to be scanned. Scanned pictures without replacement of scanning equipment and manual splicing, which reduces scanning costs and improves scanning efficiency when scanning large-sized book pages.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the accompanying drawings that need to be used in the embodiments. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

FIG. 1 is a schematic flow diagram of a book page scanning control method disclosed in an embodiment of the present invention;

FIG. 2 is a schematic flowchart of another book page scanning control method disclosed in an embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a book page scanning control device disclosed in an embodiment of the present invention;

Fig. 4 is a schematic structural diagram of another book page scanning control device disclosed in an embodiment of the present invention;

Fig. 5 is a schematic structural diagram of a scanning device disclosed in an embodiment of the present invention.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The embodiment of the present invention discloses a book page scanning control method and device, and a scanning device, which can scan the book pages to be scanned multiple times through the scanning device to obtain multiple scanned pictures, and automatically scan the multiple scanned pictures according to the overlapping area between the scanned pictures The method of image splicing can obtain the scanned image with the same size as the page of the book to be scanned, without changing the scanning device and without manual splicing, which reduces the scanning cost and improves the scanning efficiency when scanning large-sized book pages. Each will be described in detail below.

Embodiment one

Please refer to FIG. 1 . FIG. 1 is a schematic flowchart of a book page scanning control method disclosed by an embodiment of the present invention. As shown in FIG. 1, the scanning control method of the book page may include the following operations:

101. After the scanning function of the scanning device is activated, the scanning device prompts the user to input the size of the book page to be scanned, and acquires the size of the book page to be scanned input by the user.

In the embodiment of the present invention, after the scanning device acquires the size of the book page to be scanned input by the user, step 102 is triggered to be executed.

102. When the size of the book page to be scanned is greater than the preset size, the scanning device scans the book page to be scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures.

In the embodiment of the present invention, the size of the book page to be scanned includes the first length of the book page to be scanned and the first width of the book page to be scanned, and the preset size may include the first preset length and the first preset length. Set the width. In practical applications, the above-mentioned preset size is the maximum scanning size of the scanning device. For example, when the above-mentioned preset size is the size of A4 paper, the first preset length can be equal to the length of A4 paper, and the first preset width can be Equal to the width of A4 paper. Wherein, when the first length of the book page to be scanned is greater than the first preset length and/or the first width of the book page to be scanned is greater than the first preset width, the scanning device can determine the size of the book page to be scanned larger than the preset size above.

In the embodiment of the present invention, the scanning device scans the pages of the book to be scanned at least twice, and obtains a scanned image for each scan, and the size of each scanned image obtained is not larger than the preset size. Specifically, when the first width is less than or equal to the first preset width and the first length is greater than M times the first preset length and less than or equal to M+1 times the first preset length, the scanning device can scan at least M+1 times; when the above-mentioned first length is less than or equal to the above-mentioned first preset length and the above-mentioned first width is greater than N times the first preset width and is less than or equal to N+1 times the first preset width, the scanning device can Scanning at least N+1 times; when the first length is greater than M times the first preset length and less than or equal to M+1 times the first preset length, and the first width is greater than N times the first preset width and When the first preset width is less than or equal to N+1 times, the scanning device may scan at least M*N times, where M and N are both integers greater than or equal to 1.

103. The scanning device determines an overlapping area among the scanned pictures in the plurality of scanned pictures.

In the embodiment of the present invention, after multiple scans to obtain multiple scanned pictures, the scanning device determines that among the multiple scanned pictures obtained by scanning, there are scanned pictures with overlapping regions.

Optionally, the scanning device determining the overlapping area between the scanned pictures in the above multiple scanned pictures may include:

The scanning device determines the overlapping area between the scanned pictures in the multiple scanned pictures according to the size of the book page to be scanned, the size of each scanned picture in the multiple scanned pictures, and the initial scanning position of each scanned picture, wherein In the same scanning direction, the area corresponding to the repeated scanning size of the scanning device is an overlapping area, and the scanning direction includes the horizontal direction (or left-right direction) of the above-mentioned book page to be scanned and the vertical direction (or up-down direction) of the above-mentioned book page to be scanned; or,

The scanning device compares the picture content of each scanned picture in the above multiple scanned pictures to determine the overlapping area between the scanned pictures in the above multiple scanned pictures, wherein the area with the same picture content is the overlapping area.

104. The scanning device splices the multiple scanned pictures according to the overlapping area between the scanned pictures among the multiple scanned pictures to obtain a stitched scanned picture, which is used as the scanned picture of the book page to be scanned.

In the embodiment of the present invention, for splicing scanned pictures with overlapping areas, the scanning device first determines the splicing order according to the picture content in the scanned picture, and then determines that the picture content is complete and the scanning effect is good according to the picture content in the overlapping area of the scanned picture The scanned pictures, and according to the scanned pictures, determine the splicing points (or coincident points) of the scanned pictures with overlapping areas, automatically splice the scanned pictures with overlapping areas, and obtain the spliced scanned pictures, as the scan of the above-mentioned book pages to be scanned picture, wherein the size of the stitched scanned picture is equal to the size of the page of the book to be scanned input by the user.

Optionally, after step 104 is performed, the book page scanning control method may further include the following operations:

The scanning device outputs the above stitched scanned pictures for user confirmation;

When the confirmation message input by the user for the stitched scanned picture is detected, it is determined that the stitched scanned picture is correct and the stitched scanned picture is stored.

Further optionally, the scanning device can also perform corresponding operations on the above-mentioned stitched and scanned pictures according to the actual needs of the user, such as cropping, copying, editing, and so on.

It can be seen that implementing the scanning control method for book pages described in Figure 1 can obtain multiple scanned pictures by scanning the book pages to be scanned multiple times by the scanning device, and automatically splicing the multiple scanned pictures according to the overlapping areas between the scanned pictures. Scanned pictures with the same size as the pages of the book to be scanned do not need to replace the scanning device and do not need to be manually spliced, which reduces the scanning cost and improves the scanning efficiency when scanning large-sized book pages.

Embodiment two

Please refer to FIG. 2 . FIG. 2 is a schematic flowchart of another book page scanning control method disclosed in an embodiment of the present invention. As shown in Figure 2, the scanning control method for the book page may include the following operations:

201. The scanning device starts a scanning function according to a scanning start instruction of a user.

202. The scanning device prompts the user to input the size of the book page to be scanned, and acquires the size of the book page to be scanned input by the user.

203. When the size of the book page to be scanned is greater than a preset size, the scanning device determines that the size of the book page to be scanned exceeds the preset size.

In the embodiment of the present invention, the size of the book page to be scanned includes the first length of the book page to be scanned and the first width of the book page to be scanned, and the preset size may include the first preset length and the first preset length. Set the width. In practical applications, the above-mentioned preset size is the maximum scanning size of the scanning device or the scanning size of the scanning device (such as a scanner). For example, when the above-mentioned preset size is A4 paper size, the first preset length It may be equal to the length of A4 paper, and the first preset width may be equal to the width of A4 paper. Wherein, when the first length of the book page to be scanned is greater than the first preset length and/or the first width of the book page to be scanned is greater than the first preset width, the scanning device can determine the size of the book page to be scanned larger than the preset size above.

In the embodiment of the present invention, when the first length of the book page to be scanned is greater than the first preset length and the first width of the book page to be scanned is less than or equal to the first preset width, step 204 is triggered to be executed; When the first width of the book page is greater than the first preset width and the first length of the book page to be scanned is less than or equal to the first preset length, step 207 is triggered; when the first length of the book page to be scanned is greater than the first preset length When the length is set and the first width of the book page to be scanned is greater than the first preset width, the scanning device performs the following operations:

The scanning device scans the above-mentioned book pages to be scanned from the upper left end, upper right end, lower left end, and lower right end of the book pages to be scanned respectively to obtain four scanned pictures, and determine the overlapping area between the scanned pictures in the four scanned pictures , splicing the four scanned pictures according to the overlapping areas between the scanned pictures in the four scanned pictures to obtain a stitched scanned picture, as the scanned picture of the above-mentioned book page to be scanned, wherein the size of the stitched scanned picture is equal to the above-mentioned book page to be scanned The length of each of the four scanned pictures is less than or equal to the above-mentioned first preset length, and the width of each of the four scanned pictures is less than or equal to the above-mentioned first preset width. That is, after the first scan (upper left scan) or from the second scan (upper right scan), each scan, the scanning device compares the scanned picture obtained by the new scan with the scanned picture obtained previously according to the determined overlapping area. (or splicing the scanned pictures) perform the splicing operation until the four scanned pictures are spliced, and the scanned picture of the above-mentioned book page to be scanned can be obtained. Optionally, the length of the scanned picture obtained by scanning from the upper left end is the same as that obtained by scanning from the upper right end, the length of the scanned image obtained by scanning from the lower left end is the same as that obtained by scanning from the lower right end, and the scanned image obtained by scanning from the upper left end The obtained scanned image has the same width as the scanned image obtained by scanning from the lower left end, and the scanned image obtained by scanning from the upper right end has the same width as the scanned image obtained by scanning from the lower right end.

204. The scanning device uses the second length as the scanning length, and starts scanning the book page to be scanned for the first time from the top of the book page to be scanned to obtain a first scanned picture.

In an embodiment of the present invention, the length of the first scanned picture is equal to the second length and the width of the first scanned picture is equal to the first width, wherein the second length is less than or equal to the first preset length.

205. The scanning device takes the third length as the scanning length, and starts from the bottom of the book page to be scanned to scan the book page to be scanned for a second time to obtain a second scanned picture.

In the embodiment of the present invention, the length of the second scanned picture is equal to the third length and the width of the second scanned picture is equal to the first width, wherein the third length is less than or equal to the above-mentioned first preset length and specifically equal to the above-mentioned first The length minus the second length plus the second preset length is the length of the overlapping region.

206. The scanning device determines the coincidence point of the first scanned picture and the second scanned picture according to the overlapping area of the first scanned picture and the second scanned picture, and stitches the first scanned picture at the determined coincident point And the above-mentioned second scanned picture to obtain the spliced scanned picture.

In the embodiment of the present invention, the spliced scanned image obtained by stitching the first scanned image and the second scanned image is the scanned image of the book page to be scanned, and the size of the scanned image is equal to the size of the book page to be scanned input by the user. .

207. The scanning device uses the second width as the scanning width, and starts scanning the book page to be scanned for the first time from the left end of the book page to be scanned to obtain a third scanned picture.

In an embodiment of the present invention, the width of the third scanned picture is equal to the second width and the length of the third scanned picture is equal to the first length, wherein the second width is less than or equal to the above-mentioned first preset width.

208. The scanning device uses the third width as the scanning width, and starts from the right end of the book page to be scanned to scan the book page to be scanned for a second time to obtain a fourth scanned picture.

In an embodiment of the present invention, the width of the fourth scanned picture is equal to the third width and the length of the fourth scanned picture is equal to the above-mentioned first length, wherein the third width is less than or equal to the above-mentioned first preset width and specifically equal to the above-mentioned first preset width. A width minus the second width plus a second preset width.

209. The scanning device determines the coincidence point of the third scan picture and the fourth scan picture according to the overlapping area of the third scan picture and the fourth scan picture, and stitches the third scan picture at the determined coincidence point and the above fourth scanned picture to obtain a spliced scanned picture.

In the embodiment of the present invention, the stitched scanned image obtained by stitching the third scanned image and the fourth scanned image is the scanned image of the book page to be scanned, and the size of the stitched scanned image is equal to the size of the book page to be scanned input by the user .

Optionally, the scanning device determining the overlapping area between the scanned pictures may include:

According to the size of the book page to be scanned, the size of each scanned image in the plurality of scanned images, and the initial scanning position of each scanned image, determine the overlapping area between the scanned images in the plurality of scanned images, wherein the same In the scanning direction, the area corresponding to the size repeatedly scanned by the scanning device is an overlapping area, and the scanning direction includes the horizontal direction (or left-right direction) of the above-mentioned book page to be scanned and the vertical direction (or up-down direction) of the above-mentioned book page to be scanned; or,

The scanning device compares the picture content of each scanned picture in the above multiple scanned pictures to determine the overlapping area between the scanned pictures in the above multiple scanned pictures, wherein the area with the same picture content is the overlapping area.

Taking the first length of the book page to be scanned to be greater than the first preset length and the first width of the book page to be scanned to be less than or equal to the first preset width as an example, assuming that the first length is X and the first width is Y , the second length is X1, and the second preset length is 10mm, then the third length is equal to X-X1+10mm. Then the scanning device first takes the second length as the scanning length, starts the first scan from the top of the book page to be scanned, and obtains the first scanned image; then takes the third length as the scanning length, starts from the bottom of the book page to be scanned Carry out the second scan to obtain the second scanned picture; finally determine the overlapping area and splicing point (or coincident point) between the first scanned picture and the second scanned picture, and splice the second splicing point according to the determined overlapping area and splicing point The first scanned picture and the second scanned picture are obtained by splicing the scanned picture, which is used as the scanned picture of the page of the book to be scanned.

Taking the first width of the book page to be scanned as being greater than the first preset width and the first length of the book page to be scanned being less than or equal to the first preset length as an example, assuming that the first length is X and the first width is Y , the second width is Y1, and the second preset width is 10mm, then the third width is equal to Y-Y1+10mm. Then the scanning device first takes the second width as the scanning width, and starts scanning for the first time from the left end of the book page to be scanned to obtain the third scanning image; then takes the third width as the scanning width, and starts scanning from the right end of the book page to be scanned Scan the second time to obtain the fourth scanning picture; finally determine the overlapping area and splicing point (or coincident point) between the third scanning picture and the fourth scanning picture, and stitch the third according to the overlapping area and splicing point determined. The scanned picture and the fourth scanned picture are used to obtain the spliced scanned picture as the scanned picture of the page of the book to be scanned.

Taking the first width of the book page to be scanned greater than the first preset width and the first length of the book page to be scanned greater than the first preset length as an example, assume that the first length is X and the first width is Y. Then the scanning device first scans the first scan from the upper left end of the book to be scanned with the scanning length as X1 and the scanning width as Y1 to obtain the fifth scanning image; then takes the scanning length as X1 and the scanning width as Y2 and scans Perform the second scan on the upper right of the page to obtain the sixth scan picture, determine the overlapping area and stitching point of the fifth scan picture and the sixth scan picture, and stitch the fifth scan picture and the sixth scan picture to obtain the first stitching Scan the picture; then scan the third scan from the lower left end of the book page to be scanned with the scan length X2 and the scan width Y1 to obtain the seventh scan picture, and determine the overlapping area of the seventh scan picture and the first spliced scan picture And the splicing point, and splicing the seventh scanned picture and the first spliced scanned picture to obtain the second spliced scanned picture; finally, the fourth scan is performed from the lower right end of the book page to be scanned with the scanning length as X2 and the scanning width as Y2 , to obtain the eighth scanned picture, determine the overlapping area and stitching point of the eighth scanned picture and the second stitched scanned picture, and stitch the eighth scanned picture and the second stitched scanned picture to obtain the third stitched scanned picture, the third The spliced image is the scanned image of the book pages to be scanned. Wherein, X2 is equal to X-X1+10mm, Y2 is equal to Y-Y1+10mm, both X1 and X2 are less than or equal to the first preset length, and both Y1 and Y2 are less than or equal to the first preset width.

It can be seen that implementing the scanning control method for book pages described in Figure 2 can obtain multiple scanned pictures by scanning the book pages to be scanned multiple times by the scanning device, and automatically splicing the multiple scanned pictures according to the overlapping areas between the scanned pictures. Scanned pictures with the same size as the pages of the book to be scanned do not need to replace the scanning device and do not need to be manually spliced, which reduces the scanning cost and improves the scanning efficiency when scanning large-sized book pages.

Embodiment three

Please refer to FIG. 3 . FIG. 3 is a schematic structural diagram of a book page scanning control device disclosed in an embodiment of the present invention. As shown in FIG. 3 , the book page scanning control device 300 may include a prompting unit 301, an acquiring unit 302, a scanning unit 303, a determining unit 304, and a splicing unit 305, wherein:

The prompting unit 301 is configured to prompt the user to input the size of the book page to be scanned after the scanning function of the scanning device is activated.

In the embodiment of the present invention, specifically, the prompt unit 301 outputs prompt information and a text input box, and the prompt information is used to prompt the user to input the size of the book page to be scanned in the text input box.

The acquiring unit 302 is configured to acquire the size of the book page to be scanned input by the user.

Specifically, the obtaining unit 302 may obtain the size of the book page to be scanned input by the user from the text input box output by the prompting unit 301 .

The scanning unit 303 is configured to scan the book page to be scanned from different starting scanning positions of the book page to obtain multiple scanned pictures when the size of the book page to be scanned is larger than a preset size.

The determining unit 304 is configured to determine overlapping regions among the scanned pictures in the above-mentioned multiple scanned pictures.

The splicing unit 305 is used to splice the multiple scanned pictures according to the overlapping areas between the scanned pictures in the multiple scanned pictures to obtain a spliced scanned picture as the scanned picture of the book page to be scanned, wherein the size of the spliced scanned picture is equal to the above-mentioned The size of the book page to be scanned.

In the embodiment of the present invention, for stitching scanned pictures with overlapping areas, the stitching unit 305 first determines the stitching sequence according to the picture content in the scanned picture, and then determines that the picture content is complete and the scanning effect is complete according to the picture content in the overlapping area of the scanned picture. A good scanned picture, and according to the scanned picture, determine the splicing point (or coincident point) of the scanned picture in the overlapping area, automatically splice the scanned pictures in the overlapping area, and obtain the spliced scanned picture, as the above-mentioned to-be-scanned book page Scan the picture.

In an optional embodiment, the determining unit 304 may determine the overlapping area between the scanned pictures in the above-mentioned multiple scanned pictures in a specific manner as follows:

According to the size of the book page to be scanned, the size of each scanned image in the plurality of scanned images, and the initial scanning position of each scanned image, determine the overlapping area between the scanned images in the plurality of scanned images, wherein the same In the scanning direction, the area corresponding to the size of repeated scanning is an overlapping area, and the scanning direction includes the horizontal direction (or left-right direction) of the above-mentioned book page to be scanned and the vertical direction (or up-down direction) of the above-mentioned book page to be scanned; or,

By comparing the image content of each of the scanned images in the plurality of scanned images, the overlapping area between the scanned images in the plurality of scanned images is determined, and the area with the same image content is the overlapping area.

In another optional embodiment, the size of the book page to be scanned may include the first length and the first width of the book page to be scanned, and the preset size may include the first preset length and the first preset width , and the scanning unit 303 may include a determination subunit 3031 and a scanning subunit 3032. At this time, the structure of the scanning control device 300 of the book page may be shown in FIG. 4, which is another book disclosed by the embodiment of the present invention. Schematic diagram of the structure of the page scanning control device. in:

The determining subunit 3031 is configured to determine that the size of the book page to be scanned is larger than the preset size when the first length is greater than the first preset length and the first width is smaller than or equal to the first preset width. The scanning subunit 3032 is configured to use the second length as the scanning length to scan the book page to be scanned from the top of the book page to be scanned to obtain a first scanned picture, and the second length is less than or equal to the first preset length , and take the third length as the scanning length, start scanning the above-mentioned book page to be scanned from the bottom of the book page to be scanned to obtain a second scanned image, the third length is equal to the first length minus the second length plus the second preset length, and the third length is less than or equal to the first preset length.

The determining subunit 3031 may also be configured to determine that the size of the book page to be scanned is larger than the preset size when the first length is less than or equal to the first preset length and the first width is larger than the first preset width. The scanning subunit 3032 is configured to use the second width as the scanning width to scan the book page to be scanned from the left end of the book page to be scanned to obtain a third scanned picture, the second width being less than or equal to the first preset width , and take the third width as the scanning width, start scanning the book page to be scanned from the right end of the book page to be scanned to obtain a fourth scanned image, the third width is equal to the first width minus the second width plus The second preset width, and the third width is less than or equal to the first preset width.

The determining subunit 3031 may also be configured to determine that the size of the book page to be scanned is larger than the preset size when the first length is greater than the first preset length and the first width is greater than the first preset width. The scanning subunit 3032 can also be used to scan the above-mentioned book pages to be scanned from the upper left end, upper right end, lower left end and lower right end of the book pages to be scanned respectively to obtain four scanned pictures, wherein, among the four scanned pictures The length of each scanned picture is less than or equal to a first preset length, and the width of each of the four scanned pictures is less than or equal to the above-mentioned first preset width.

It can be seen that the scanning control device 300 implementing the book pages described in FIG. 3 or FIG. 4 can scan the book pages to be scanned multiple times through the scanning device to obtain multiple scanned pictures, and automatically scan the multiple scanned pictures according to the overlapping area between the scanned pictures. The splicing method obtains the scanned image with the same size as the book page to be scanned, without replacing the scanning device and without manual splicing, which reduces the scanning cost and improves the scanning efficiency when scanning large-sized book pages.

Embodiment four

Please refer to FIG. 5 . FIG. 5 is a schematic structural diagram of a scanning device disclosed in an embodiment of the present invention. Wherein, the scanning device shown in FIG. 5 may include a book page scanning control device 501, a housing 502, a circuit board 503, and a power supply 504, wherein the book page scanning control device 501 may be any A book page scanning control device, the embodiment of the present invention will not go into details, the circuit board 503 is placed inside the space surrounded by the casing 502, the book page scanning control device 501 is arranged on the circuit board 503, and the power supply 504 is used for scanning The scanning control device 501 of the book page on the device is powered. It can be seen that the implementation of the scanning device described in Figure 5 can scan the pages of the book to be scanned multiple times to obtain multiple scanned pictures and automatically stitch the multiple scanned pictures according to the overlapping area between the scanned pictures to obtain the book to be scanned. Scanned pictures with the same page size do not need to replace the scanning device and do not need to be manually spliced, which reduces the scanning cost and improves the scanning efficiency when scanning large-sized book pages.

Those of ordinary skill in the art can understand that all or part of the steps in the various methods of the above-mentioned embodiments can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium, and the storage medium includes read-only Memory (Read-Only Memory, ROM), Random Access Memory (Random Access Memory, RAM), Programmable Read-Only Memory (Programmable Read-only Memory, PROM), Erasable Programmable Read-Only Memory (Erasable Programmable Read Only Memory, EPROM), One-time Programmable Read-Only Memory (OTPROM), Electronically Erasable Programmable Read-Only Memory (EEPROM), Compact Disc Read-Only Memory (CompactDisc Read -Only Memory, CD-ROM) or other optical disk storage, magnetic disk storage, tape storage, or any other computer-readable medium that can be used to carry or store data.

The above describes in detail the book page scanning control method and device and scanning equipment disclosed in the embodiment of the present invention. In this paper, specific examples are used to illustrate the principle and implementation of the present invention. The description of the above embodiment is only used To help understand the method of the present invention and its core idea; at the same time, for those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation and scope of application. In summary, this specification The content should not be construed as a limitation of the invention.

Claims (11)

1. A scan control method for book pages, characterized in that the method comprises: After the scanning function of the scanning device is activated, the user is prompted to input the size of the book page to be scanned, and the size of the book page to be scanned input by the user is acquired; When the size of the book page to be scanned is greater than a preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures; Determining an overlapping area between each of the scanned pictures in the plurality of scanned pictures; The multiple scanned pictures are spliced according to the overlapping areas between the scanned pictures in the multiple scanned pictures to obtain a spliced scanned picture, which is used as the scanned picture of the book page to be scanned, and the size of the spliced scanned picture is equal to the size of the to-be-scanned book page. Dimensions of book pages. 2. The method according to claim 1, wherein the determining the overlapping area between each scanned picture in the plurality of scanned pictures comprises: According to the size of the book page to be scanned, the size of each scanned image in the plurality of scanned images, and the initial scanning position of each scanned image, determine the overlapping area between the scanned images in the plurality of scanned images; or, By comparing the picture contents of the scanned pictures in the multiple scanned pictures, the overlapping area between the scanned pictures in the multiple scanned pictures is determined. 3. The method according to claim 1 or 2, wherein the size of the book page to be scanned includes a first length and a first width of the book page to be scanned, and the preset size includes a first preset size. set the length and the first preset width; When the size of the book page to be scanned is larger than the preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures, including: When the first length is greater than the first preset length and the first width is less than or equal to the first preset width, determine that the size of the book page to be scanned is greater than the preset size; Taking the second length as the scanning length, scanning the book page to be scanned from the top of the book page to be scanned to obtain a first scanned image, the second length being less than or equal to the first preset length; Taking the third length as the scanning length, scanning the book page to be scanned from the bottom of the book page to be scanned to obtain a second scanned image, the third length is equal to the first length minus the The second length plus a second preset length, and the third length is less than or equal to the first preset length. 4. The method according to claim 1 or 2, wherein the size of the book page to be scanned comprises a first length and a first width of the book page to be scanned, and the preset size comprises a first preset size. set the length and the first preset width; When the size of the book page to be scanned is larger than the preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures, including: When the first length is less than or equal to the first preset length and the first width is larger than the first preset width, determine that the size of the book page to be scanned is larger than the preset size; Taking the second width as the scanning width, scanning the book page to be scanned from the left end of the book page to be scanned to obtain a third scanned picture, the second width being less than or equal to the first preset width; Taking the third width as the scanning width, scanning the book page to be scanned from the right end of the book page to be scanned to obtain a fourth scanned image, the third width is equal to the first width minus the second The second width is added to the second predetermined width, and the third width is less than or equal to the first predetermined width. 5. The method according to claim 1 or 2, wherein the size of the book page to be scanned comprises a first length and a first width of the book page to be scanned, and the preset size comprises a first preset size. set the length and the first preset width; When the size of the book page to be scanned is larger than the preset size, the book page to be scanned is scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures, including: When the first length is greater than the first preset length and the first width is greater than the first preset width, determining that the size of the book page to be scanned is greater than the preset size; Scan the book page to be scanned from the upper left end, upper right end, lower left end and lower right end of the book page to be scanned respectively to obtain four scanned pictures, wherein the scanned picture of each of the four scanned pictures The lengths are all less than or equal to the first preset length, and the width of each of the four scanned pictures is less than or equal to the first preset width. 6. A scanning control device for book pages, characterized in that the device includes a prompt unit, an acquisition unit, a scanning unit, a determination unit and a splicing unit, wherein: The prompting unit is configured to prompt the user to input the size of the book page to be scanned after the scanning function of the scanning device is activated; The acquiring unit is configured to acquire the size of the book page to be scanned input by the user; The scanning unit is configured to, when the size of the book page to be scanned is larger than a preset size, scan the book page to be scanned from different starting scanning positions of the book page to be scanned to obtain multiple scanned pictures ; The determination unit is configured to determine an overlapping area between each scanned picture in the plurality of scanned pictures; The splicing unit is configured to splice the multiple scanned pictures according to overlapping areas between the scanned pictures in the multiple scanned pictures to obtain a spliced scanned picture as the scanned picture of the book page to be scanned, and the spliced scanned picture The size of is equal to the size of the book page to be scanned. 7. The device according to claim 6, wherein the determining unit determines the overlapping area between the scanned pictures in the plurality of scanned pictures in a specific manner as follows: According to the size of the book page to be scanned, the size of each scanned image in the plurality of scanned images, and the initial scanning position of each scanned image, determine the overlapping area between the scanned images in the plurality of scanned images; or, By comparing the picture contents of the scanned pictures in the multiple scanned pictures, the overlapping area between the scanned pictures in the multiple scanned pictures is determined. 8. The device according to claim 6 or 7, wherein the size of the book page to be scanned includes a first length and a first width of the book page to be scanned, and the preset size includes a first preset size. set the length and the first preset width; The scanning unit includes a determination subunit and a scanning subunit, wherein: The determining subunit is configured to determine that the size of the book page to be scanned is larger than the first preset width when the first length is greater than the first preset length and the first width is smaller than or equal to the first preset width. the preset size; The scanning subunit is configured to use the second length as the scanning length to start scanning the book page to be scanned from the top of the book page to be scanned to obtain a first scanned picture, and the second length is less than or equal to the The first preset length, and using the third length as the scanning length, start scanning the book page to be scanned from the bottom of the book page to be scanned to obtain a second scanned picture, and the third length is equal to the scanning length The first length minus the second length plus a second preset length, and the third length is less than or equal to the first preset length. 9. The device according to claim 6 or 7, wherein the size of the book page to be scanned includes a first length and a first width of the book page to be scanned, and the preset size includes a first preset size. set the length and the first preset width; The scanning unit includes a determination subunit and a scanning subunit, wherein: The determining subunit is configured to determine that the size of the book page to be scanned is larger than the first preset length when the first length is less than or equal to the first preset length and the first width is larger than the first preset width. the preset size; The scanning subunit is configured to use the second width as the scanning width to start scanning the book page to be scanned from the left end of the book page to be scanned to obtain a third scanned picture, and the second width is less than or equal to the The first preset width, and take the third width as the scanning width, start scanning the book page to be scanned from the right end of the book page to be scanned to obtain a fourth scanned image, the third width is equal to the The first width minus the second width plus a second preset width, and the third width is less than or equal to the first preset width. 10. The device according to claim 6 or 7, wherein the size of the book page to be scanned includes a first length and a first width of the book page to be scanned, and the preset size includes a first preset size. set the length and the first preset width; The scanning unit includes a determination subunit and a scanning subunit, wherein: The determining subunit is configured to determine that the size of the book page to be scanned is larger than the default size; The scanning subunit is used to scan the book page to be scanned from the upper left end, upper right end, lower left end and lower right end of the book page to be scanned respectively to obtain four scanned pictures, wherein the four The length of each of the scanned pictures is less than or equal to the first preset length, and the width of each of the four scanned pictures is less than or equal to the first preset width. 11. A scanning device, characterized in that the scanning device comprises the scanning control device for book pages according to any one of claims 6-10.