JPH0522682A - Still picture recording media and still picture reproducing device to reproduce media - Google Patents

Abstract

PURPOSE:To select the desired still picture and to simplify the device constitution by recording an index image for retrieval to show the content of each still picture recorded in media, in the media. CONSTITUTION:396 still pictures in total are divided into four, group recorded to respective areas 4, 6, 8 and 10, and further, the respective 11 sub-indexes to record the information of nine still pictures to one still picture are recorded to areas 3, 5, 7 and 9 for each group and further, the group is divided into four. That is, after an idle area 1, one main index picture is recorded (area 2), after it, first 11 sub-index pictures are recorded (area 3) and further, first 199 still pictures are recorded(area 4). In the rear, second 11 sub-index pictures (area 5), 99 still pictures (area 6), third 11 sub-index pictures (area 7), 99 still pictures (area 8), and fourth 11 sub-index pictures (area 9 and 99 still pictures (area 10) are recorded.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a still image recording medium having a plurality of still images recorded therein and a still image reproducing apparatus for reproducing the medium.

[0002]

2. Description of the Related Art Conventionally, in this type of still image recording medium, only the still image itself which is originally desired to be recorded is recorded. Therefore, in order to retrieve and display a desired still image from the medium, I was taking a method like.

That is, in addition to a device for reproducing a still image recording medium, a separate host computer is provided for searching, and the contents of the still image and the address on the medium on which the still image is recorded are associated with the computer. It is a method to let me remember.

According to this method, the user must first operate the computer to search for the address at which the desired still image is recorded, and then instruct the still image reproducing device to reproduce the still image at that address. The operation was complicated.

According to this method, when the user uses the computer to select a still image, the visual image of the still image is not displayed at all, so that the desired still image may not be selected well. It was

[0006]

SUMMARY OF THE INVENTION The present invention is intended to solve the above problems and provides a still picture reproducing apparatus capable of displaying a desired still picture with a simple operation. The present invention also provides a still image recording medium used in a reproducing device.

[0007]

Therefore, the still image recording medium of the present invention is characterized in that a search index image showing the contents of each still image recorded in the medium is also recorded in the same medium.

The still image reproducing apparatus of the present invention comprises a player for reproducing the still image recording medium, a display device for receiving and displaying an image signal from the player, and a control device connected to the player. The control device receives the instruction signal from the user, an address holding unit that holds an address on the medium on which the still image displayed by the display device is recorded, and the receiving unit. An address output unit for generating an address on the medium in which a still image to be displayed next is recorded from the instruction signal and the contents of the address holding unit and outputting the generated address to the player.

[0009]

Since the present invention is configured as described above, the user looks at the index image and grasps the contents of each still image recorded in the medium, and then selects the desired still image. be able to.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 shows an embodiment of a recording format of a still image recording medium of the present invention, in which a numeral attached to the side indicates a frame number (hereinafter referred to as an address) on the medium. In this format, after free space 1, 1
The main index screen is recorded (area 2), 11 first sub index screens are recorded (area 3), and 99 first still images are recorded thereafter (area 4). Behind it are 11 second sub-index screens (region 5), 99 still images (region 6), and 3rd sub-index screens.
11 sub-index screens (area 7), still image 99
A sheet (area 8), a fourth sub-index screen 11 sheets (area 9), and still images 99 sheets (area 10) are recorded.
Since 60 frames on the medium are used for each still image, the address of the recording area of the main index screen is 100 to 160, and the address of the recording area of the first sub index screen is 161 to 820 ( Ie 1
60 + 11 × 60).

Next, the file structure of the still image recording medium according to the present invention will be described with reference to FIG. As described above, 396 still images are recorded on the still image recording medium, one sub-index screen is provided for every nine still images, and one sub-index screen for 11 still images.
Make up a group. And there are 4 groups in total.

FIG. 3 shows an example of the main index screen. Thus, the main index screen indicates that the still images recorded on the medium are roughly divided into four groups.

FIG. 4 shows an example of the sub index screen. The sub-index screen, as shown in this figure, contains nine still images in one screen.

As described above, in the still image recording medium of this embodiment, one main index screen and 44 sub index screens are recorded as index screens.

Next, an embodiment of the still picture reproducing apparatus of the present invention will be described with reference to FIGS.

FIG. 5 is a block diagram of a still picture reproducing apparatus according to the present invention. 11 is a MUSE high definition video disc player (hereinafter referred to as a player) for reproducing the still picture recording medium, and 12 is the player 11. MU that is connected to and decodes the reproduced MUSE signal
SE decoder 13 is a CRT for displaying the high-definition signal decoded by the MUSE decoder 12.
14 is a control device, which is a player 11 and a MUSE
Control line connection serial interfaces 15 and 16 with the decoder 12 (hereinafter referred to as I / F), ROM 17, RA
It comprises an M18, a CPU 19 and a receiver 20 for receiving remote control signals. 21 is a remote control transmitter.

FIG. 6 is a flow chart showing the operation of the reproducing apparatus. The CPU 19 inquires the current address of the pickup via the I / F 15, holds it, and then waits for an instruction signal from the user. (Step 2
(2, 23, 24) When the instruction signal is received, the content thereof is decoded, the address of the still image to be displayed next is generated from the previously held address, and the address is sent to the player 11 via the I / F 15. Based on this, the player 11 moves the pickup until the target address is reached.
(Steps 25 and 26) When the target address is reached, C
The PU 19 instructs still to the MUSE decoder 12 via the I / F 16. (Step 27) Based on this, the MUSE decoder 12 stops writing at the time when one frame of still image data is written in the 4-field image synthesizing memory. As a result, a still image is displayed on the CRT 13, and the CPU 19 holds the current display address and then waits for an instruction signal again.

As described above, the CPU 19 generates the address of the screen to be displayed next based on the address of the screen currently displayed and the instruction signal from the user. Further explanation will be given with reference to FIG.

The addresses currently held are 100 to 16
If it is 0, the main index screen should be displayed. For example, when an instruction signal designating group 1 is received, the player 11 is given an address 1
A control signal is issued to access 61. When the instruction signal designating the group 2 is received in the same state, the player 11 is made to access the address 6761.

Next, at the address 6761, the group 2
Since the first page of the sub-index of is recorded, this is displayed, and when an instruction signal designating number 3 is received in this state, the third still image in address 7600, that is, group 2 is displayed. Move the pickup as described. (7600 = 7420 + 60 × 3)
In this way, the control device 4 holds the address on the medium on which the still image displayed by the CRT 13 is recorded, and the screen to be displayed next, based on the held address and the received instruction signal. Generate the address of RO
Program software for performing such an operation is stored in the M17, and the RAM 18 is used for the execution.

The address of the screen to be displayed next may be calculated according to the recording format of the medium, or a ROM table storing the start addresses of the main index screen, each sub index screen, and each still screen. It may be provided by referring to this.

Next, the drawing search operation flow will be described with reference to FIG. If the group 1 is specified while the main index screen is displayed, the first page of the sub indexes of the group 1 is displayed (arrow A). Next, a desired still image is displayed by designating the number of the still image to be displayed from among these (arrow B). If the displayed sub-index does not have the desired still image, the next sub-index is displayed by designating the page feed (arrow C).

In the state where one still image is displayed,
If the main index is specified, the main index is displayed (arrow D), if the group is specified, the first page of the sub index of the specified group is displayed (arrow E), and if the page feed is specified, the next still image is displayed (arrow). F).

As described above, the still image recording medium of the present invention has the search index screen recorded therein, and the user can search for a desired still image while looking at this search index screen.

Further, FIG. 8 shows an example of a display screen of a still image. If the display 28 and 29 indicating the next operation are included in the lower part of the screen as described above, it is further recorded. Usability is improved.

FIG. 9 shows an embodiment of another recording format of the still picture recording medium according to the present invention. In a), the main index is recorded immediately before the sub index of each group. Further, in b), the main index is recorded in the central portion of the medium. In both a) and b), the search time can be averaged and the searchability is improved as compared with the format of FIG. Further, in c), a help screen showing the operation method is recorded between the main index and the sub index, and this is displayed in response to the help screen call by the user. FIG. 10 is an example of the help screen, and displays a sentence describing the remote control transmitter and its usage.

Further, in d), 11 sub-indexes of each group are separated for each one, and immediately after one sub-index, nine still images displayed in the sub-index are recorded. , The searchability is improved.

[0029]

As described above, when the still image recording medium according to the present invention is reproduced by the still image reproducing apparatus according to the present invention, the user looks at the index screen for searching and sees the still image recorded on the medium. A desired still image can be selected after grasping the contents. In addition, the playback device does not need a special configuration for displaying the index screen, which simplifies the configuration of the playback device.

[Brief description of drawings]

FIG. 1 is a diagram showing an example of a recording format of a still image recording medium of the present invention.

FIG. 2 is a diagram showing an example of a file structure of a still image recording medium according to the present invention.

FIG. 3 is a diagram showing an example of a main index screen.

FIG. 4 is a diagram showing an example of a sub-index screen.

FIG. 5 is a block diagram showing an embodiment of a still image reproducing apparatus of the present invention.

FIG. 6 is a flowchart showing an operation of the still image reproducing apparatus of the present invention.

FIG. 7 is a diagram showing a screen search operation of the still image reproducing apparatus of the present invention.

FIG. 8 is a diagram showing an example of a still image display screen.

FIG. 9 is a diagram showing another embodiment of the recording format of the still image recording medium according to the present invention.

FIG. 10 is a diagram showing an example of a help screen.

[Explanation of symbols]

2 Main Idex recording area 3, 5, 7, 9 sub-index recording area 4, 6, 8, 10 Still image recording area

─────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] September 9, 1991

[Procedure Amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0011

[Correction method] Change

[Correction content]

FIG. 1 shows an embodiment of a recording format of a still image recording medium of the present invention, in which a numeral attached to the side indicates a frame number (hereinafter referred to as an address) on the medium. In this format, after free space 1, 1
The main index screen is recorded (area 2), 11 first sub index screens are recorded (area 3), and 99 first still images are recorded thereafter (area 4). Behind it are 11 second sub-index screens (region 5), 99 still images (region 6), and 3rd sub-index screens.
11 sub-index screens (area 7), still image 99
A sheet (area 8), a fourth sub-index screen 11 sheets (area 9), and still images 99 sheets (area 10) are recorded.
Since 60 frames on the medium are used per still image, the address of the recording area of the main index screen is 100 to 159, and the address of the recording area of the first sub index screen is 160 to 819 ( Ie 1
60 + 11 × 60-1).

[Procedure Amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0020

[Correction method] Change

[Correction content]

The addresses currently held are 100 to 15
If it is 9, the main index screen should be displayed. For example, when an instruction signal designating group 1 is received, the player 11 is given an address 1
Playback starts from 60, and the playback address of the player is 21
A control signal is issued to make a still before 9 is reached. Also,
In the same state, when an instruction signal designating group 2 is received,
Playback is started for the player 11 from the address 6760, and a control signal is issued so that the player 11 is stopped before the address becomes 6819.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0021

[Correction method] Change

[Correction content]

Next, addresses 6760 to 6819 include
Since the first page of the sub index of group 2 is recorded, this is displayed. In this state, for example, the number 3
When the instruction signal for designating
That is, the pickup is moved so that the third still image in group 2 is displayed, and the reproduction and still control signals are issued. (7600 = 7420 + 60 × 3) As described above, the control device 4 holds the address on the medium in which the still image displayed by the CRT 13 is recorded, and based on the held address and the received instruction signal. Although the address of the screen to be displayed next is generated, the ROM 17 stores the program software for performing such an operation, and the RAM 18 is used for the execution.

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Yoshikazu Mihara             2-18 Keihanhondori, Moriguchi-shi Sanyo Electric Co., Ltd.             Inside the company

Claims (2)

[Claims] 1. A still image recording medium in which a plurality of still images are recorded, wherein a search index image showing the contents of each still image recorded in the medium is also recorded in the same medium. Medium. 2. A player for reproducing the still image recording medium according to claim 1, a display device for receiving and displaying an image signal from the player, and a control device connected to the player. Is a receiving unit that receives an instruction signal from a user, an address holding unit that holds an address on the medium on which the still image displayed by the display device is recorded, the received instruction signal and the A still picture reproducing apparatus comprising: an address output section which generates an address on the medium in which a still picture to be displayed next is recorded from the content of the address holding section and outputs the address to the player.