JPH10240216A - Image display system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image display system realizing natural page-turn without imparting a sense of incongruity to a user when an image in page is generated from information electronizing described contents in a publication such as a book, etc., and is displayed in two pages at view opening. SOLUTION: A control part 101, makes an access control part 104 store the image data read from a recording medium such as a CD-ROM, etc., left/right independently in an image data hold part 105. Then, when the image data are simultaneously displayed two pages each at left/right view opening so as to advance to read, e.g. in order of from a right page to a left page, the control part 101 transfers first the image data for the left page among the image data held in an image data hold part 105 to a display part 103, and thereafter, transfers the image data for the right page to the display part 103, and the sense of the page-turn is reproduced by apparently making so as to be displayed from the left page.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image display system which generates a page-by-page image from digitized information of the contents of a publication such as a book and displays two pages in a two-page spread. In particular, the present invention relates to an image display system that realizes more natural page turning without giving a user a feeling of strangeness.

[0002]

2. Description of the Related Art In recent years, image display systems have been operated on various information devices such as electronic books and personal computers. Also, the information display method in this image display system is such that information is sequentially displayed one page at a time,
Simultaneous display of two pages at a time (for example, a case where two display devices are arranged in parallel and one page is displayed on each display device, or two pages are displayed on one display device) ), There are various methods.

[0003] In this display method of simultaneously displaying two pages at a time, it is possible to give a user an impression as if he / she is reading a book. When displayed, information can be provided without losing the effect of the composition.

[0004]

As described above, the display method in which two pages are simultaneously displayed in a two-page spread mode has the advantage that a user can have the same impression as reading a book without losing the effect of composition. was there. However, in the conventional image display system, since the display control is performed uniformly in the page order, the user is given a different sensation than when actually turning the pages of the book.

[0005] The present invention has been made in view of such circumstances, and is intended to generate a page-by-page image from digitized information of the content of a publication such as a book, and display two pages at a time. It is another object of the present invention to provide an image display system that realizes a more natural page turning without giving a user a feeling of strangeness.

[0006]

According to the image display system of the present invention, an image is generated for each page from input information, and is displayed in two-page spread so as to read from the right page to the left page. In an image display system,
A storage area for holding, in page units, two pages of images that are simultaneously displayed in left and right spreads, and a display control for controlling the two pages of images held in the storage area to be displayed first from the left page. Means.

[0007] Generally, when turning over pages of a book that is read from the right page to the left page, the page first seen by the user is the left page. Therefore, in the image display system of the present invention, the display control is performed such that the information of two pages simultaneously displayed in the left-to-right spread two pages at a time from the right page to the left page is displayed first from the left page. By doing so, you can get closer to the feeling of reading a book.

[0008] Similarly, 2 in the order from the left page to the right page.
When displaying two pages of information that are displayed simultaneously in a double-page spread, the display control is performed so that the right page is displayed first, and the two pages are displayed in order from the top page to the bottom page.
When displaying information for two pages simultaneously displayed in a double-page spread, the display is controlled so that the lower page is displayed first.

Further, the information management method according to the present invention is directed to an image display system which generates a page-by-page image from input information, and displays the image in a two-page spread so as to read from the right page to the left page. An information management method,
Two pages of information that are simultaneously displayed in a two-page spread are grouped, and the information is recorded on a recording medium such that the left page information is located before the right page information in the group.

In this manner, information is not simply managed in the order of pages, but is simultaneously displayed in, for example, a right-and-left spread.
The information for the pages is set as a set, and the information of the left page is recorded on the recording medium such that the information of the left page is located before the information of the right page within the set, so that two pages can be read from the right page to the left page. In the case of the right-to-left spread display, the efficiency of display control peculiar to the present invention, such as performing display processing from the right page first, can be improved.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a diagram showing a device configuration of the image display system according to the embodiment. As shown in FIG. 1, the image display system according to the embodiment includes a CPU 1
1, system controller 12, system memory 13,
ROM 14, operation button controller 15, CD-RO
An M drive 16 and a display controller 17 are provided.

The CPU 11 controls the execution of application programs including an operating system and utilities stored in the system memory 13. The system controller 12 controls the memory and I / O in this system.
This is a gate array for controlling O. The system memory 13 stores an operating system executed and controlled by the CPU 11 and an application program including a utility. ROM 14 is
It is a non-volatile memory device that stores an application program including an operating system and a utility that is read into the system memory 13 and executed and controlled by the CPU 11.

The operation button controller 15 is for taking in operation instructions from the user into the system by controlling various operation instruction buttons. CD-
The ROM drive 16 is an external storage device for reading information recorded in a publication such as a book, which is a feature of the present invention, from a CD-ROM. Then, the display controller 17 controls the LCD (left) 18 and the LCD (right) 1
8 for controlling the display of the two display devices,
Receives display data from CPU 11 and displays it on LCD
(Left) VRAM for 18 (Left) 19 or LCD (Right)
Write to VRAM (right) 19 for 18.

FIG. 2 shows functional blocks of the image display system of the embodiment having such a device configuration. As shown in FIG. 2, in the image display system according to the embodiment, the control unit 101 controls the entire system. Then, under the control of the control unit 101, the input unit 102, the display unit 103, the access control unit 104, and the image data holding unit 105 operate. Note that this control unit 101
Are configured as a program stored in the system memory 13 and executed and controlled by the CPU 11. Also,
Input unit 102, display unit 103, and access control unit 10
4 is realized by an operation button controller 15, a display controller 17, and a CD-ROM drive 16, respectively. The image data holding unit 105 is secured on the system memory 13.

FIG. 3 shows a management example of the image data of the embodiment. As shown in FIG. 3, the image data of the embodiment is not simply arranged in page order (P.1, P.2, P.3, P.4 to P.4) on the CD-ROM. , Two pages displayed simultaneously in a two-page spread (P.
1 and P. 2, p. 3 and p. In 4), the data is arranged with the order of the data reversed. This is performed in order to smoothly perform access accompanying display control described later. Note that the image data is configured to be read from the right page to the left page.

Next, the operation of the image display system of the embodiment will be described with reference to FIG. In the image display system of the embodiment, first, a work (title) and a page number are selected (step S1). Next, the page image on the CD-ROM read by the access control unit 104 in response to this selection is transferred to the image data holding unit 105 in the order of left page / right page (steps S2 to S3). . And the page image for this left page is V
After the transfer to the RAM (left) 19, the page image for the right page is transferred to the VRAM (right) 19 (steps S4 to S5). When the display data is transferred to the VRAM in such an order, the display is apparently displayed from the left page, so that the sense of turning the page is smoothly realized.

When the display (transfer) of the left and right page images is completed, the image display system of the embodiment immediately executes the prefetching process of the next page. That is, the page image on the CD-ROM is read by the access control unit 104 and transferred to the image data holding unit 105 in the order of left page / right page (steps S6 to S
7). Then, when this transfer is completed, it waits for a page turning request without any change (step S8).

Then, when a page turning is requested (Y in step S8), the image display system of the embodiment
The processing from step S4 is repeated. That is, in the image display system according to the embodiment, for example, when an image that is read from the left page to the right page is displayed two pages at a time, the display control is performed so that display processing is performed from the right page. In addition, it is possible to realize more natural page turning without giving the user a feeling of strangeness.

[0019]

As described above in detail, according to the present invention, for example, when information to be read in order from the right page to the left page is displayed simultaneously by two pages at right and left spreads, the left page first. Since the display is controlled so as to be displayed in the book, it is possible to make the feeling closer to reading a book.

When information is recorded on a recording medium, information is not simply managed in the order of pages, but information of two pages which are simultaneously displayed in a right-and-left spread is set as a set. By recording the information so as to be located before the information on the right page, it is possible to smoothly execute the access accompanying the display control described above.

[Brief description of the drawings]

FIG. 1 is a diagram showing a device configuration of an image display system according to an embodiment of the present invention.

FIG. 2 is an exemplary view showing functional blocks of the image display system of the embodiment.

FIG. 3 is an exemplary view showing an example of arrangement of image data on a CD-ROM according to the embodiment;

FIG. 4 is an exemplary flowchart for explaining the operation of the image display system of the embodiment.

[Explanation of symbols]

101: control unit, 102: input unit, 103: display unit, 1
04: access control unit, 105: image data storage unit.

Claims (9)

[Claims] An image is generated for each page from input information and read from a right page to a left page.
In an image display system for displaying pages in a double-page spread, a storage area for holding two pages of images simultaneously displayed in a double-page spread in page units, and a two-page image stored in the storage area is a left page. And a display control means for performing control so that display processing is performed first. 2. An image is generated in a page unit from input information and read from a left page to a right page.
In an image display system that displays pages in a double-page spread, a storage area for holding two pages of images simultaneously displayed in a double-page spread in page units, and a two-page image stored in the storage area is a right page. And a display control means for performing control so that display processing is performed first. 3. An image is generated in a page unit from input information and read from an upper page to a lower page.
In an image display system for displaying pages in a two-page spread, a storage area for holding two pages of images simultaneously displayed in a two-page spread in page units, and a two-page image held in the storage area for a lower page And a display control means for performing control so that display processing is performed first. 4. An image is generated in units of pages from input information and read from the right page to the left page.
A display control method for an image display system that displays pages in a double-page spread in a left and right direction, wherein display control is performed such that images of two pages simultaneously displayed in a double-page spread are displayed first from a left page. Display control method. 5. An image is generated for each page from input information and read from the left page to the right page.
A display control method for an image display system that displays pages in a double-page spread, wherein two pages of images that are simultaneously displayed in a double-page spread are displayed and processed such that the right page is displayed first. Display control method. 6. An image is generated in units of pages from input information and read from the upper page to the lower page.
What is claimed is: 1. A display control method for an image display system for displaying pages in a two-page spread, wherein two pages of images simultaneously displayed in a two-page spread are display-controlled so that a lower page is displayed first. Display control method. 7. A method for generating an image in page units from input information and reading the image from the right page to the left page.
An information management method for an image display system in which pages are displayed in a double-page spread, wherein two pages of information simultaneously displayed in a double-page spread are grouped, and in this group, information of a left page is in front of information of a right page. Recording the information on a recording medium such that the information is located in a recording medium. 8. Generate a page-by-page image from input information and read it from the left page to the right page.
An information management method for an image display system in which pages are displayed in a double-page spread, wherein information of two pages simultaneously displayed in a double-page spread is set as a set, and in this set, information of a right page is in front of information of a left page. Recording the information on a recording medium such that the information is located in a recording medium. 9. An image is generated in a page unit from input information and read from an upper page to a lower page.
An information management method for an image display system in which pages are displayed in a two-page spread, wherein information of two pages simultaneously displayed in a two-page spread is set as a set, and in this set, information of a lower page is in front of information of an upper page. Recording the information on a recording medium such that the information is located in a recording medium.