JP2001184839A - Menu device for freely rewritable av recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve a video recording menu picture 18 about a DVD-RAM 10. SOLUTION: In this DVD-ROM 10, a data recording area 11 for menu preparation where data for menu preparation about each chapter in an AV data recording area 12 are recorded, is set. A chapter text guide 23 displays relevant text information about each chapter of the DVD-RAM 10 on the video recording menu picture 18 and also shows the sample image 28 of a selected chapter. When a user clicks a NEXT pattern 34, the image in the selected chapter is randomly captured in a memory and is displayed as a sample image candidate. When the user does not like the sample image candidate, the user clicks the button 34 again, and when the user likes the sample image candidate, an image decision button 33 is clicked and sample images 28 are changed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a DVD-RAM.
Rewritable AV that records AV data in a rewritable manner
Regarding menu device of recording medium, it is rewritable in detail A
The present invention relates to a menu device for displaying the contents of a table of contents of a V recording medium in an improved menu.

[0002]

2. Description of the Related Art FIG. 5 shows a known recording menu screen 60 on a display when a part of a VTR (video tape recorder) is used. In this VTR, the recording date and time of the AV data are also recorded at the time of AV recording on the video tape, and when a user instructs to display the recording menu screen 60, the recording date and time of each chapter is read from the video tape and the list is read. And the list is displayed on the recording menu screen 60.

FIG. 6 shows a known recording menu screen on a display when a part of a video CD player is used.
61 is shown. For each chapter recorded on the video CD, the image of the first frame is converted into a thumbnail and displayed as a list on the recording menu screen 61.

[0004]

On the recording menu screen 60 of FIG. 5, the display content is only the recording date and time, and it is difficult for the user to grasp the content of each recording data. In the recording menu screen 61 of FIG. 6, since the displayed thumbnail image is the first frame of each chapter, depending on the chapter, the first frame may be a black screen (eg:
If the video data of the second frame in FIG. 6 is faded in or faded out, or if the video data of the first frame contains much noise (eg, chapter 4 in FIG. 6), the thumbnail image on the recording menu screen 61 is displayed. There is a problem that the image becomes unclear and it is difficult for the user to grasp the contents of the chapter from the image.

An object of the present invention is to provide a rewritable AV recording medium menu apparatus which overcomes the above-mentioned problems.

[0006]

A rewritable A according to the present invention is provided.
According to the V recording medium menu device, an AV data recording area in which rewritable recording of AV data having a group of chapters is recorded in a rewritable data area of a rewritable AV recording medium, and an AV data recording area is recorded in an AV data recording area. And a menu creation data recording area for rewritably recording relevant text information and sample images for each chapter as menu creation data in each AV data recording area. The sample images for each chapter allow the user to select from within the chapter. On the menu screen of the display, a list is created based on the relevant text information of each chapter read from the menu creation data recording area of the rewritable AV recording medium, the list is displayed, and the user is instructed to display sample images. The sample image of the chapter being displayed is also displayed together.

A rewritable AV (AV: Audio &
Video) At least a DVD-RAM
The rewritable AV recording medium includes, for example, a data rewritable optical disk and a direct access memory such as an IC memory. The AV data recording area and the menu creation data recording area shall be recorded on a rewritable AV recording medium in a radially outer and inner relationship, for example, and in that case, the menu device is set during the setting of the rewritable AV recording medium. Thus, the data recording area for menu creation can be read quickly and efficiently. The related text information includes, for example, the recording date and time, and may also include a text-format comment that can be edited by the user as appropriate. The instruction to display the sample image from the user is
For example, this is performed by the user selecting a chapter on which related text information is displayed on the menu screen using a mouse, a cursor key of a remote controller, or the like. Normally, the user selects one of the chapters displaying the related text information on the menu screen, and the sample image is displayed on the menu screen. However, if space on the menu screen allows, the user may select a plurality of chapters. By selecting a chapter, sample images of the plurality of chapters can be simultaneously displayed on the display. This menu screen is
In addition to presenting the related text information and the sample image of each chapter to the user, for example, the user may select a chapter desired to be viewed from the menu screen and start reproduction.

In the rewritable AV recording medium menu device, the user can select an appropriate sample image for each chapter from among the chapters, so that an appropriate sample image is set for each chapter. . In this manner, the sample screen of the chapter for which the display instruction of the sample image has been issued by the user is displayed on the menu screen together with the related text information of the plurality of chapters, and the user can grasp the contents of each chapter accurately and efficiently. .

According to the rewritable AV recording medium menu device of the present invention, each time the user instructs to display a sample image candidate, another image in the chapter is displayed as a sample image candidate. However, a sample image of a chapter can be appropriately selected from sample image candidates.

The sample image candidates are, for example, images obtained by automatically extracting images in a chapter at random.

As described above, the sample image candidates of the chapter are displayed one after another on the display, and if an appropriate sample image candidate is found, the sample image candidate is set as a sample image for each chapter, so that an appropriate sample image can be quickly and promptly displayed. Can be set efficiently.

According to the rewritable AV recording medium menu device of the present invention, the image displayed on the display while the image of the chapter is being reproduced on the display and the reproduction is paused, and the image displayed on the display can be selected as a sample image of the chapter. ing.

[0013] During playback of AV data on a display for a chapter and during pause of the playback, an image determined to be appropriate as a sample image of the chapter is displayed. Can be set to a sample image for.

According to the rewritable AV recording medium menu device of the present invention, the menu creation data of each chapter recorded in the menu creation data recording area of the rewritable AV recording medium is one for each chapter. The data in the menu creation data recording area is rewritten in folder units.

For example, the size of the menu creation data recording area of the rewritable AV recording medium is fixed, and the number n of folders that can be recorded in the menu creation data recording area is n.
That is, the number n of chapters displayed on the menu screen
May be fixed. In this case, n is set so as not to be too small. Menu creation data for each chapter is collected into one corresponding folder, and can be rewritten in folder units.
By rewriting to the menu creation data recording area of the V recording medium, the rewriting of the menu creation data recording area of the rewritable AV recording medium is streamlined. That is, if the menu creation data of all chapters is managed in one file and the file is to be written in the menu creation data recording area of the rewritable AV recording medium, a part of the menu data of a predetermined chapter is created. For example, while it is necessary to rewrite the entire file also for correcting a sample image, in the rewritable AV recording medium menu device, only one corresponding folder can be rewritten.

According to the rewritable AV recording medium menu device of the present invention, the sample image of each chapter is a still image or a moving image for a predetermined time.

For the user, if the sample image is a moving image rather than a still image, the contents of the chapter can be clearly understood.

According to the rewritable AV recording medium menu device of the present invention, when the sample image of each chapter is a moving image, the menu creation data of each chapter corresponds to the sample image of each AV data recording area. The sample sound is included as a sample sound, and the sample sound is changed to correspond to the changed sample image in accordance with the change of the sample image. When the sample image of the chapter is displayed on the menu screen, the sample image is changed. Is output from the audio output means.

The audio output means is, for example, a speaker, an earphone, and a headphone.

When the sample image is a moving image,
The sound corresponding to the moving image is also output from the sound output unit as a sample sound of the chapter, so that the user can more clearly grasp each chapter on the menu screen.

Even if the sample image of the chapter is a still image, audio within a predetermined time including the still image is included in the menu creation data as sample audio, and the sample audio is displayed when the sample image of the still image is displayed. You may make it output from an audio | voice output means. It is also conceivable that the menu creation data includes not a sample voice but a voice comment edited by the user for the chapter in the menu creation data, and the voice comment is output from the voice output unit when the sample image is displayed. .

According to the rewritable AV recording medium menu device of the present invention, the order of chapters to be reproduced can be freely changed in the menu screen edit mode.

According to the rewritable AV recording medium menu device of the present invention, the associated text information of each chapter includes user editable items whose contents can be freely changed by the user as appropriate.

[0024]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows an area setting in the DVD-RAM 10. The DVD-RAM 10 has, as data areas, a menu creation data recording area 11 on the inner side in the radial direction and an AV data recording area 12 on the outer side in the radial direction. The AV data recorded by the user is recorded in the AV data recording area 12. The AV data recorded in the AV data recording area 12 includes chapters as a set of AV data.
Menu creation data for each chapter recorded in the menu creation data recording area 11 is recorded.

FIG. 2 shows a DV in which the DVD-RAM 10 is set.
5 shows a recording menu screen 18 displayed on the display in the D recording / playback apparatus. The menu screen title 19 is displayed at the top of the recording menu screen 18. DVD-RAM10
It is assumed that the menu creation data recorded in the menu creation data recording area 11 includes related text information and sample images. Further, as shown in the item display section immediately below the menu screen title 19, the related text information includes a recording date 20 and a recording time 21 (= recording start time, recording end time, and recording from recording start. (Time to end). DVD-RAM10
The related text information for each chapter is described below the menu screen title 19 in the chapter text guide 23.
Is displayed on the recording menu screen 18. In the lower left part of the chapter text guide 23, a sample image 28 of the chapter selected by the user in the chapter text guide 23 is displayed. The user selects a chapter in the chapter text guide 23 by moving the cursor to a desired chapter by dragging a mouse at hand or operating a cursor key of a remote controller, and operating a click button of the mouse or a decision key of the remote controller. This is done by: The line (or record) relating to the chapter selected by the user in the chapter text guide 23 blinks or changes the character color or the background color so that the user can recognize the selected line, that is, the chapter. The editing operation unit 30 is displayed in the lower right half of the chapter text guide 23, and includes a play button 31, a chapter delete button 32, and an image determination button 3.
3, a NEXT button 34, a playback order change button 35, and a comment registration button 36. D with this editing function
The VD recorder / reproducer displays a sample image on the recording menu screen 18.
28 can be edited. When the user moves a predetermined cursor (not shown) on the recording menu screen 18 and clicks when the cursor is on the play button 31, the chapter text guide 23 is displayed. The selected chapter is reproduced, and a reproduced image of the chapter is displayed at the position of the sample image 28. The DVD recorder / player automatically sets the first sample image 28 so that the first sample image 28 for each chapter is, for example, the image of the first frame of each chapter. However, sample images automatically set for each chapter
For example, if the first frame of each chapter is black screen, fade-in or fade-out, or the video data of the first frame contains much noise, the first sample image 28 of the recording menu screen 18 May not be displayed, or even if displayed, it may be unclear and difficult for the user to grasp the contents. Therefore, the user can freely change the sample image 28 initially set by the DVD recording / reproducing apparatus by editing the sample image 28 to a favorite sample image.

When the reproduction button 31 is operated to reproduce the image (the reproduced image is displayed at the position of the sample image 28 in FIG. 2), when the image determination button 33 is operated,
The image displayed at the position of the sample image 28 is set as a sample image for the chapter. On the other hand, when the user operates the NEXT button 34, an image is randomly selected from within the chapter selected in the chapter text guide 23, and the selected image is a sample image.
It is displayed as a sample image candidate at the position of 28. When the user does not like the newly displayed sample image candidate, the user operates the NEXT button 34 again to display the next another sample image candidate, and operates the image determination button 33 if he does not like it. . Thus, the sample image currently being displayed as a sample image candidate is set as a subsequent sample image.

When the user wants to delete an entire chapter, he selects the chapter in the chapter text guide 23 and then clicks the chapter delete button 32. As a result, the chapter is deleted from the chapter text guide 23 and cannot be reproduced,
The reproduction order of chapters after the chapter in the reproduction order is moved up one by one.

The number order of the chapter text guide 23 is as follows.
Although the playback order of the chapters is shown, the user can change the playback order of the chapters. That is, when the reproduction order change button 35 is clicked, for example, an up and down key pops up in the range of the editing operation unit 30, and when the up key or the down key is clicked, the chapter selected in the chapter text guide 23 is displayed. The order goes up or down one by one, and if the end key is not pressed or the key is not operated for a predetermined time in the pop-up window, the display returns to the display of the editing operation unit 30 in FIG.

To change the comment of each chapter in the chapter text guide 23, the user clicks a comment registration button 36. As a result, the comment 22 of the selected chapter in the chapter text guide 23 is displayed.
Can be edited freely, for example, by using a character input device such as a keyboard or a remote control with character input keys,
Rewrite 22 or enter it within the specified number of characters.

When the user double-clicks on a chapter number in the chapter text guide 23 on the recording menu screen 18 of FIG. 2, the chapter of the number starts to be reproduced on the entire screen instead of the recording menu screen 18.

FIG. 3 is a flowchart of a program for initially constructing menu creation data. In S41, the user records AV data in the AV data recording area 12 of the DVD-RAM 10. In S42, a folder is created in the menu creation data recording area 11 for each chapter. In S43, an arbitrary image and sound for each chapter are extracted from the AV data recording area 12 of the DVD-RAM 10, and are extracted as initial sample images corresponding to each chapter.
28 is stored in the built-in memory of the DVD recorder / player. S
At 44, in each folder, a sample image 28 (sample audio) stored in the built-in memory for the corresponding chapter, the recording date 20 and the recording time of the AV data for the corresponding chapter recorded in the AV data recording area 12 Two
Record the menu creation data with 1 and the comment 22. Note that the sample voice is a sample image here.
When the moving image 28 is a moving image, the sound in the time range of the moving image is referred to.
With the change of the sample image 28 by the editing operation unit 30 of
The sound corresponding to the sample image 28 after the change is automatically changed. In this way, in the DVD-RAM 10, after a group of AV data of the chapter is recorded in the AV data recording area 12, the menu creation data for the chapter is recorded in the menu creation data recording area 11 by using a folder as a rewriting unit. You.

FIG. 4 is a sample image related to the operation of the NEXT button 34 of the editing operation unit 30 on the recording menu screen 18 of FIG.
28 is a flowchart of a change program of No. 28. In S50, it is determined whether or not the NEXT button 34 has been selected (clicked) by the user.
Proceed to 51 and, if No, end the program.
In S51, an image in the chapter currently selected in the chapter text guide 23 is selected at random, taken into the built-in memory (captured), and the captured image is stored in the sample image 28 on the recording menu screen 18 at the position of the sample image 28. Display as a candidate. In S52, it is determined whether or not the image determination button 33 has been selected (clicked) by the user. If the determination is Yes, the process proceeds to S53,
If No, the program ends. In S53,
The sample folder currently loaded into the internal memory is used as a subsequent sample image, and the corresponding folder corrected with the data of the sample image is written to the menu creation data recording area 11 of the DVD-RAM 10. Thus, N
When a sample image candidate is displayed on the recording menu screen 18 by selecting the EXT button 34, and when the user selects the image determination button 33 during the display, the sample image candidate is displayed on the subsequent recording menu screen 18 in the chapter text guide. At 23, a sample image 28 of the selected chapter is obtained.

[Brief description of the drawings]

FIG. 1 is a diagram showing an area setting in a DVD-RAM.

FIG. 2 is a diagram showing a recording menu screen displayed on a display in a DVD recording / reproducing apparatus in which a DVD-RAM is set.

FIG. 3 is a flowchart of a program for initially constructing menu creation data.

FIG. 4 is a diagram showing an NE of an editing operation unit on the recording menu screen of FIG. 2;
9 is a flowchart of a sample image change program related to the operation of the XT button.

FIG. 5 is a diagram showing a known recording menu screen on a display when a part of a VTR (video tape recorder) is used.

FIG. 6 is a diagram showing a known recording menu screen on a display when some video CD players are used.

[Explanation of symbols]

 Reference Signs List 10 DVD-RAM (rewritable AV recording medium) 11 Data recording area for menu creation 12 AV data recording area 18 Recording menu screen 28 Sample image 23 Chapter text guide 33 Image determination button 31 Play button 34 NEXT button

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) H04N 5/91 G11B 27/00 DEF term (reference) 5C025 AA28 BA28 CA10 CA11 CB03 CB08 DA05 5C053 FA14 FA25 GB06 GB12 HA30 JA16 JA24 KA03 KA21 KA24 LA06 5D077 AA30 CA02 DC39 EA33 EA34 HC12 HC23 HC45 HD04 5D110 AA17 DA01 DA11 DA12 DB03 DE02 DE04 DE06 FA08

Claims (8)

[Claims] An AV data recording area for recording rewritable AV data in a rewritable data area of a rewritable AV recording medium, and a chapter recorded in the AV data recording area. And a menu creation data recording area for rewritably recording the related text information and sample image of each AV data as menu creation data in each AV data recording area, so that the sample image of each chapter can be selected by the user from within the chapter. The display menu screen creates a list based on the relevant text information of each chapter read from the menu recording data recording area of the rewritable AV recording medium, displays the list, and instructs the user to display a sample image. Sample images of chapters with In addition rewritten freely AV recording medium for the menu system, characterized in that the operator displays. 2. Each time a user instructs display of a sample image candidate, another image in the chapter is displayed as a sample image candidate, and the user can select a sample image of a chapter from the sample image candidates as appropriate. 2. The menu device for a rewritable AV recording medium according to claim 1, wherein the menu device is selectable. 3. An image displayed on the display while the image of the chapter is being reproduced on the display and during the pause of the reproduction is selectable as a sample image of the chapter. A rewritable AV recording medium menu device according to the above description. 4. The menu creation data of each chapter recorded in the menu creation data recording area of the rewritable AV recording medium is grouped into one folder for each chapter, and the menu creation data is stored in the folder. 4. The rewritable AV recording medium menu device according to claim 1, wherein the data in the recording area is rewritten in folder units. 5. The rewritable AV recording medium menu device according to claim 1, wherein the sample image of each chapter is a still image or a moving image for a predetermined time. 6. When the sample image of each chapter is a moving image, the menu creation data of each chapter includes:
The audio corresponding to the sample image in each AV data recording area is included as a sample audio, and the sample audio is changed to correspond to the changed sample image in accordance with the change of the sample image. 6. The rewritable AV recording medium menu device according to claim 5, wherein a sample sound corresponding to the sample image is output from the sound output means while being displayed on the menu screen. 7. The rewritable AV according to claim 1, wherein in the editing mode of the menu screen, the order of the chapters to be reproduced can be changed freely.
Menu device for recording media. 8. The rewritable AV recording according to claim 1, wherein the related text information of each chapter includes a user-editable item whose contents can be freely changed by a user as appropriate. Menu device for media.