JP2001101840A - Video information recording device and reproducer and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide such a video information recording device, a reproducer and a recording medium that make user able to grasp the contents of moving pictures recorded in the recording medium in a short time. SOLUTION: A still picture to be representative is generated for every unit of moving picture and only these still pictures are collected to obtain data different from the stream of moving pictures. Moreover, the management data are recorded on a medium on which the stream of the moving pictures is recorded or on a medium which is capable of performing high speed access and corresponds to this medium one by one. Then, this player presents the outline of the whole of the stream of the moving pictures to a user quickly by reading out this management data at high speed and by displaying the data.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a medium for recording video information, and more particularly to a video information recording apparatus, reproducing apparatus and recording medium suitable for recording video information such as a moving image having a large data size. Get involved.

[0002]

2. Description of the Related Art A magnetic tape is most often used as a medium for recording a moving image, and a supply shaft and a take-up shaft are wound around the magnetic tape in a roll. Is a video tape cassette provided in a cassette case. On the magnetic tape, moving image data continuous on the time axis in the longitudinal direction of the tape is recorded, and during reproduction, the tape is driven at the same speed as at the time of recording, and the recorded moving image data is read out, and shooting is performed. The video can be played as it is.

A moving image contained in a video tape cassette can be viewed only by mounting the cassette on a player and reproducing the video. In this browsing, it is necessary to perform exactly the same operation when browsing all the moving images or when simply checking what kind of moving images are included. The problem is that even if a medium that can be accessed randomly, for example, an optical disk, is used, especially if all the recorded images are continuously arranged in one stream like the video information on the tape, It is the same as the case of the magnetic tape, and it is necessary to browse all the data.
In a unit of double, a certain amount of time is still required.

[0004]

Therefore, especially when a cassette has a plurality of video tape cassettes whose recording contents are not described by a paper label or the like, it is possible to find out which video tape cassette contains the target video, It took a considerable amount of time to examine the contents of the video tape to create the paper labels and the like for the purpose of organizing the cassettes. In order to solve this problem, some video cassette recorders for recording TV broadcasts, for example, the channels and broadcast times of the recorded broadcasts are stored in the main unit or a memory provided on the cassette, and the video is recorded. There are products that are designed so that the contents can be grasped without looking. However, display contents such as a broadcast channel and time are limited, and it is difficult to display the program itself. Therefore, there are many programs that cannot be remembered from the displayed contents, and it is very difficult to select the target video without watching the video, especially for moving images that the user freely shoots with a video camera because the shooting time is short once. Have difficulty.

An object of the present invention is to provide a video information recording apparatus, a reproducing apparatus, and a recording medium which enable a user to grasp the contents of a moving image recorded on a medium in a short time.

[0006]

SUMMARY OF THE INVENTION The present invention relates to a video information recording apparatus using a medium for recording video by a method of continuously recording a plurality of video information including moving images on one data stream. The management information related to the video information is recorded in a location where high-speed access is possible, which is different from the video information body recorded on the medium.
For each unit such as one-shot shooting of a moving image, a still image is generated with its default image as the default, and only this still image is collected, and as the management data separate from the moving image stream, The stream is recorded on a medium on which the stream is recorded, or on a medium that can be accessed at high speed in one-to-one correspondence with the medium. Then, when the cassette is mounted on the player, the management data is read out and displayed at a high speed, so that an overview of the entire moving image stream is quickly presented to the user.

[0007]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an embodiment of a video information recording apparatus, a reproducing apparatus and a recording medium according to the present invention.

FIG. 1 is a diagram showing a form of a video information recording medium according to the present invention. FIG. 1A shows an example of a video information recording medium using an optical disk.
, Video information 10010 is recorded as one continuous stream from the inner periphery of. As will be described later with reference to FIG. 2, the video information is composed of a plurality of videos in recording start / stop units, which are not separate file images but are continuously arranged in a single data stream, and become a single file as a whole. I have. Management information 10020 including information such as thumbnails and characteristics of the video information is stored in the video information 1001.
Since the information is recorded in a location different from 0, information on the video information can be quickly read out without accessing the video information. As a result, the user is presented with information about the video without accessing the long video information data stream. It becomes possible.

FIG. 1B shows an example of a video information recording medium using a video tape cassette. A data stream of video information is recorded on a magnetic tape with respect to the optical disk shown in FIG. Show the case. Video tape cassette 1
0100, a supply shaft and a take-up shaft, each of which is wound around a magnetic tape 10110 (not shown) in a roll, are provided in a cassette case as a pair. The tape is conveyed, and at the same time, the video information recorded on the magnetic tape is read or new video information is written.

[0010] Video tape cassette 101 according to the present invention.
00 is a storage device 1 composed of a semiconductor memory or the like.
The storage device stores management information including information such as thumbnails and characteristics of the video information shown in FIG. 1A, and can read the management information at high speed. Since the reading of information from the storage device can be performed irrespective of the reading of the video information recorded on the magnetic tape, FIG.
As in (a), without making the user wait unnecessarily,
It is possible to quickly present information indicating an outline of a video to a user. In this embodiment, a medium using an optical disk and a magnetic tape is used as a recording medium for video information. However, as described later with reference to FIG. 2, a medium that realizes a mode for recording a plurality of video information in one data stream is used. It goes without saying that the same applies to other types of media such as hard disks and semiconductor memories.

If the management information is the same in a medium that does not take a long time such as cueing of a tape, even if it is recorded on the same medium as the recording medium of the video information as shown in FIG. ) May be another medium that can be accessed at high speed. further,
Although not shown, if a medium for recording video information and a management number (not shown) or the like corresponding to the media is securely managed one-to-one, a storage provided in a location different from the medium for recording video information or its case. It may be recorded on the device.

FIG. 2 is a diagram showing the form of video information and management information recorded on a video information recording medium according to the present invention. FIG. 2A shows a video information data stream when the video information is recorded as a digital signal. This can include not only moving images but also still images.
They are recorded after being compressed by the MPEG system and the JPEG system, respectively. In addition, moving images are MPEG1 format and MPE
G2 system is mixed, and still image is MP
Still images by the EG method may be used. The data format of the video information used in the present invention is M
Each shooting unit (for example, start / stop of shooting by a video camera) such as PEG2-1 and MPEG2-2 is not stored in an independent file, but is arranged continuously in one data stream 20010 in the recording order. Has been recorded. The recording medium may be a random access medium such as an optical disk, or a sequential recording medium such as a magnetic tape.

FIG. 2B shows a video information data stream when video information is recorded as an analog signal. A magnetic tape in a video tape cassette, such as VHS, which is currently widely used, corresponds to this. Of course, the information may be recorded on a randomly accessible medium such as a laser disk. This data stream 20082 includes SP (Standard Pla
y) Video recorded in mode and EP (Extended Play)
The video recorded in the mode can be mixed.
In the form of 1, EP-1, video information similar to each photographing unit in FIG. 2A is continuously arranged on the medium in the recording order. FIG. 2C shows an outline of the contents of the management information according to the present invention. The management information 20030 is stored in 10020 of FIG. 1A and 10120 of FIG. 1B, and is used to access the video information without accessing the video information of FIGS. 2A and 2B. Reading can be performed at a higher speed than access. The video ID corresponds to each shooting unit such as MPEG2-1 in FIG. 2A and SP-2 in FIG. 2B, and corresponds to each shooting unit, and includes a title, a thumbnail image, a date and time, and a fade described later. And related information such as comments. The information is generated by a user operation at the time of recording by the video recording device or after the recording, and the reproducing device reads this management information before the video information, so that the user does not need to wait unnecessarily. In addition, information such as a title of a recorded video and a thumbnail image can be presented.

FIG. 3 is a diagram showing an example of management information used by the video information recording apparatus, the reproducing apparatus, and the recording medium according to the present invention, and an example of a reproduction screen of the reproducing apparatus using the information. FIG. 3A shows an example of information for managing video information in a continuous stream by dividing the video information into the shooting units. The shooting unit indicated by the video number corresponding to MPEG2-1 in FIG. 2A or SP-2 in FIG. 2B indicates the time of the start point and the end point by time code (IN) and time code (OUT). , And has the title and recording date and time of the shooting unit as management information.

FIG. 3B shows the same. In this case, the positions of the start point and the end point are expressed as frame numbers counted from the head of the stream. FIG. 3C shows management information displayed on the screen when the video information is reproduced. An image is displayed on a screen 30030, on which a title 30020, shooting time and remaining time 300050 in shooting units, shooting mode and playback unit length 30060 can be displayed.
The length of the photographing unit is calculated from the start point and the end point of the time code or the frame number, and the remaining time during reproduction is calculated from the currently reproduced place and the end point of the time code or the frame number. These pieces of information are described not in the video information itself but in management information. In addition, video information is basically given for each shooting unit. In some cases, the management information according to the present invention can be used to set and manage a video unit at an arbitrary position regardless of the shooting unit. Is possible.

FIG. 4 is a diagram showing an example of a format of a thumbnail file of management information used by the video information recording device, the reproducing device, and the recording medium according to the present invention. The thumbnail file is handled as a file different from the management information indicating the title and date and time shown in FIG. 3, and as shown in FIG. 4, a video number and thumbnail data are grouped and arranged in order. Here, FIG. 4 (a) and FIG. 4 (b) have different thumbnail sizes, and by reading out only the thumbnail file of a size more suitable for the layout of the screen to be displayed, it is possible to read out without unnecessary information reading. Time can be reduced. Also, by making the thumbnail file itself a separate file from the management information in FIG. 3, the thumbnail is not displayed,
On the screen that displays only the list of titles and recording date and time,
Since a large-capacity thumbnail file is not read, management information can be read at extremely high speed.

FIG. 5 is a diagram showing a video information recording apparatus, a reproducing apparatus, and management information used by a recording medium according to the present invention.
FIG. 7 is a diagram illustrating an example of a method for setting a special effect. FIG.
(a) is an example in which a method for displaying an arbitrary comment at an arbitrary position during reproduction of a moving image is described in the management information 50010 according to the present invention. Here, comment characters described in comments are displayed between specific frame numbers of the designated video number (from frame IN to frame OUT). The effect describes, for example, the character size, font, and color of the comment, and an effect such that the character appears while fading in and out near the frames IN and OUT. Further, the comment may be not only a character code but also a bitmap, and a character previously written as a still image on a paper or the like with a camera may be used and used. FIG. 5C shows an example in which a video is actually displayed using the management information 50010. Video being played 5003
At 0, the character 50031 is displayed for each scene.

FIG. 5B shows management information 500 according to the present invention.
20 is an example showing a method of describing fade information in a moving image. Video number and frame number (IN and OUT)
Is the same as that in FIG. 5A, and the description is omitted here. Here, a fade and its effect are described in place of the comment in FIG. Specifically, for example, a fade-in that changes an image from a white color to a normal image, a fade-out that changes a reproduced image from a normal image to a white color, for example, or a screen with a white-white curtain from the side of the screen A fade type such as a wipe-out that covers the whole, the time required for the fade-in and wipe-in and out (frame number unit, etc.), and the effects such as the fade and wipe colors are described. FIG. 5D shows this management information 500.
20 shows an example in which an image is actually displayed by using No. 20. A state is shown in which a reproduced video 50040 is hidden from the left by a single-color wipe 50041 and is wiped out.

FIG. 6 is a diagram showing an example of a screen on which the video information reproducing apparatus according to the present invention presents information to a user using management information. FIG. 6A shows an example of a screen for managing images recorded on a medium of the video information reproducing apparatus according to the present invention. In this example, six thumbnails are simultaneously displayed. The screen 60010 includes a thumbnail 600
11 are arranged with a total of six screens of three horizontal screens × two vertical screens as one unit, and above each thumbnail, the type of image unit indicated by each thumbnail (Movie, Still, Audio, etc.)
And the respective titles, shooting dates, shooting modes, etc. are displayed, so that the user can grasp at a glance the contents of the image recorded on the entire medium. This screen allows you to select an arbitrary image by using a cursor key (not shown).
After the selection, the image unit can be reproduced by a reproduction key or the like (not shown). Further, when there are six or more screen shooting units, the entire screen can be scrolled up and down or left and right by the above-mentioned cursor keys, not-shown page switching keys, and the like. Screen 60010
The number of 2/3 described at the bottom indicates that the thumbnail display of the shooting unit recorded on this medium has three pages in total, and that this screen is the second page among them.

FIG. 6B shows an example of a screen for managing images recorded on a medium of the video information reproducing apparatus according to the present invention, as in FIG. 6A. Here, three thumbnails are displayed simultaneously. Format. Displayed information 60021
6 (b) is the same as FIG. 6 (a), but since FIG. 6 (b) has a larger display area, for example, FIG. Depending on the resolution of the LCD screen, not all of the messages shown may be displayed,
FIG. 6B is suitable for displaying more detailed information such as the comment and the fade information described above with reference to FIG. 6 (a) and 6 (b) have different thumbnail sizes due to the difference in the information display area. When the user switches between the screens shown in FIGS. 6A and 6B for the same image information reproducing apparatus for the purpose, as shown in FIG. 4 (b), for example, at the time of display of FIG. 6 (b).
Since there is no need to read a thumbnail file having a large size, the screen can be displayed quickly.
These screens are displayed by pressing a button provided on the video information reproducing apparatus or a device such as a remote controller for operating the video information reproducing apparatus.

FIG. 7 is a diagram showing an example of a file configuration of video information and management information recorded on a video information recording medium according to the present invention. This shows a case where a video recording medium is a medium such as an optical disk and video information and management information can be recorded on the same medium. Mpegav, Da in the Root directory of the medium
There are three sub-directories 70010, ta and Still, and in the Mpegav directory, actual image data 7002
0 is recorded as a single file or a plurality of files. The Data directory contains the management information 70020 shown in FIG. 2C and the thumbnail information 70040 shown in FIG.
Are recorded as separate files. And St
When this medium is used in a computer or the like, for example, a JPEG still image shot in FIG. 2A is recorded as a separate file in the ill directory so that the computer can directly handle the still image.

The still image in the image stream shown in FIG. 2A has a display size on a TV, whereas the still image in the image stream shown in FIG. When a high-resolution still image is captured using the front surface of a sensor having a large number of pixels, the image is recorded in the Still directory. In such a case, this configuration and the reproduced image cannot be reproduced on the television screen, but when a computer or the like is used, it is possible to perform reproduction utilizing the high definition. The present embodiment uses a medium such as an optical disc as described above,
Although the case where the video information and the management information can be recorded on the same medium is shown, as shown in FIG. 1B, when the video information is recorded on a tape-like medium which cannot be accessed randomly, FIG. The same effect can be obtained by writing the data and the data of the Still directory in the storage device 10120 constituted by the semiconductor memory or the like described in b).

FIG. 8 is a diagram showing an example of management information used by a video information recording apparatus, a reproducing apparatus, and a recording medium according to the present invention.
FIG. 11 is a flowchart illustrating that a user can browse information on an image at a higher speed. FIG.
(a) shows a procedure when the video information reproducing apparatus according to the present invention actually reads out information related to video. This indicates a case where the recording medium is an optical disk. First, the disk is rotated (80011), and when the content can be read stably, the FAT (File Allocation Table) is read (80012), The information in the disk can be read. Next, the management information according to the present invention is read out (8
Then, by reading out the thumbnail information (80014), the management information and the thumbnail are presented to the user as shown in FIG. 6 (80015).

On the other hand, FIG. 8B shows an operation flowchart for performing the same display when there is no management information according to the present invention. Rotate disk (80021) and read FAT
(80022) is the same as FIG. 8 (a), but since there is no management information, the entire data stream in which images in the disk are continuous is read (80023), and a thumbnail is generated from this (8023).
024), and display (80025). Since the reading of the data stream (80023) and the generation of the thumbnail (80024) take time, much more time is required as compared with the case where the management information according to the present invention shown in FIG. 8A is used. .

FIG. 8 (c) shows a case where a tape-shaped medium is used as a video recording medium as shown in FIG. 1 (b). In this case, the storage device 101 constituted by the semiconductor memory or the like shown in FIG.
By reading out the management information from the device 20 (80031) and reading out the thumbnails in the same way (80032) and displaying them (80033), information on the video can be presented to the user at high speed. In this case, a step such as rotation of the disk is not required as compared with FIG. 8A, and a faster display is possible. Although not shown, by providing a storage device including a similar semiconductor memory on a disk, higher-speed information display is possible even when an optical disk is used.

On the other hand, FIG. 8D shows a case where similar information is displayed using a tape medium. In this case, first, a loading operation such as winding a tape around a rotary head or the like is performed. Then, the entire tape is read (80042), a thumbnail is generated (80043), and the information is displayed (80044). In this case, all reading of the tape (80042)
However, it takes a very long time (for example, it takes several minutes even for a tape scan that does not involve reading such as high-speed rewinding using a VHS standard tape), and requires an extremely long time, which is not suitable for practical use.

These operations are actually performed by pressing buttons provided on the video information reproducing apparatus or on a device such as a remote controller for operating the video information reproducing apparatus.
Operations required for normal image reproduction, such as rotation of a disc in (a), may be performed when the medium is inserted into the video information reproducing apparatus without pressing this button.

FIG. 9 is a block diagram showing a configuration of an embodiment of a video information recording apparatus according to the present invention. In FIG. 9, 90010 is a display module, 90011 is a Codec module that performs encoding and decoding processing when inputting / outputting from / to the outside, 9
0020 is a CPU module, 90021 is a memory management module, 90030 is a sub CPU module, 90050 is a front panel module including buttons and a display unit for operating devices,
90040 indicates a remote controller. 90060 indicates a recording module.

The video data input from the input terminal (90070) is encoded by the Codec module (90011), and a part of information extracted at the time of encoding by the CPU module (90020) is stored in the memory module (90021). Thereafter, the data is recorded on the DVD-RAM disk (10030) by the recording module (90060).

At the time of viewing, the data read from the optical disk 10000 or the video tape cassette 10100 by the recording module (90060) by the CPU module (90020)
Decode processing by the dec module (90011) and output terminal (9
0080). The output video and audio can be viewed on a display device such as a connected television.

The user operates the remote control (90040) or the front panel (90050) for recording and reproduction as described above. The input of the user is received by the sub CPU module (90030), and the contents are transmitted to the CPU module (90020).

[0032]

According to the present invention described above, the user can browse the outline contents of video information recorded on a package medium such as a disk or a tape at a very high speed, and particularly, possesses a large number of package media. The user can simplify the arrangement and provide more convenient usability.

[Brief description of the drawings]

FIG. 1 is a diagram showing a form of a video information recording medium according to the present invention.

FIG. 2 is a diagram showing a format of video information and management information recorded on a video information recording medium according to the present invention.

FIG. 3 is a diagram showing an example of management information used by a video information recording device, a playback device, and a recording medium according to the present invention, and an example of a playback screen of the playback device using the information.

FIG. 4 is a diagram showing an example of a format of a thumbnail file of management information used by a video information recording device, a reproducing device, and a recording medium according to the present invention.

FIG. 5 is a diagram showing an example of a method for setting a special effect using management information used by a video information recording device, a reproducing device, and a recording medium according to the present invention.

FIG. 6 is a diagram showing an example of a screen on which the video information reproducing apparatus according to the present invention presents information to a user using management information.

FIG. 7 is a diagram showing an example of a file configuration of video information and management information recorded on a video information recording medium according to the present invention.

FIG. 8 is a flowchart illustrating that a user can browse information about an image at a higher speed by using management information used by a video information recording device, a reproducing device, and a recording medium according to the present invention.

FIG. 9 is a block diagram showing a configuration of an embodiment of a video information recording device according to the present invention.

[Explanation of symbols]

10,000: optical disk, 10010: video information, 10
020 management information, 10100 video tape cassette, 10120 storage device.

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G11B 27/00 A (72) Inventor Keiji Nagayama 1410 Inada, Hitachinaka-shi, Ibaraki Pref. Digital media product of Hitachi, Ltd. Within Business Unit (72) Inventor Hideto Noguchi 1410 Inada, Hitachinaka City, Ibaraki Prefecture Digital Media Product Division, Hitachi, Ltd. F-term (reference) 5C053 FA03 FA06 FA21 FA23 FA27 GB01 GB06 GB36 GB37 GB38 HA30 JA22 JA24 JA30 KA05 5D077 AA08 CA02 DC22 DC35 DE08 EA33 EA34 HC26 HC27 HD04 5D110 AA04 AA29 DA01 DA10 DE02 DE04 DE06 FA05 FA08

Claims (35)

[Claims] 1. A video information recording apparatus using a medium for recording a video by a method of continuously recording a plurality of video information including moving images on one data stream, wherein a management related to the video information is performed. A video information recording apparatus, wherein information is recorded in a place where high-speed access is possible on the medium, which is different from the video information main body recorded on the medium. 2. The video information recording apparatus according to claim 1, wherein said management information includes title information corresponding to each of said plurality of video information. 3. The video information recording apparatus according to claim 1, wherein the management information includes a thumbnail image indicating a representative image of each video information, corresponding to each of the plurality of video information. Information recording device. 4. The video information recording apparatus according to claim 1, wherein the management information includes comment information indicating a display content of the video information, a start point and an end point of the video information corresponding to the comment information. A video information recording device comprising position information. 5. The video information recording apparatus according to claim 4, wherein said management information includes information on a display format such as a character size, a font, and a color of said comment. 6. The video information recording apparatus according to claim 4, wherein said comment is recorded as a video represented by a bitmap. 7. The video information recording apparatus according to claim 3, wherein the thumbnail image is recorded in a file different from other management information of the video information. 8. The video information recording apparatus according to claim 3, wherein said thumbnail images include thumbnail images of a plurality of sizes. 9. The video information recording apparatus according to claim 7, wherein said thumbnail images include thumbnail images of a plurality of sizes. 10. The video information recording apparatus according to claim 9, wherein the thumbnail images of the respective sizes are recorded in different files. 11. The video information recording apparatus according to claim 1, wherein the management information includes a content of a fade or a wipe when displaying the video information, information of the fade or a wipe, and position information of a start point and an end point thereof. A video information recording device characterized by including: 12. The video information recording apparatus according to claim 1, wherein said management information is recorded in another location on the same medium as said video information. Video information recording device. 13. The video information recording apparatus according to claim 1, wherein said management information is recorded on a medium different from a medium on which said video information is recorded. Video information recording device. 14. A video information reproducing apparatus for reproducing a video using a medium for recording a video by a method of continuously recording a plurality of video information including a moving image on one data stream, wherein: A video information reproducing apparatus having a function of reading management information related to video information prior to reading of the video information, and displaying a summary of video information supplied by the management information to a user. 15. The video information recording apparatus according to claim 14, wherein said management information is title information corresponding to each of said plurality of video information. 16. A video information recording apparatus according to claim 14, wherein said management information is a thumbnail image indicating a representative image of each video information corresponding to each of said plurality of video information. . 17. The video information reproducing apparatus according to claim 14, wherein comment information indicating a display content of said video information included in said management information and said comment information are included in said comment information also included in said management information. A video information recording apparatus having a function of superimposing and displaying the video information at a reproduction position according to the position information of the start point and the end point of the corresponding video information. 18. The video information recording apparatus according to claim 17, wherein the information is information on a display format such as a character size, a font, and a color of the comment described in the management information. 19. A video information recording apparatus according to claim 17, further comprising a function of displaying the comment recorded as a video represented by a bitmap on the video information in a superimposed manner. apparatus. 20. The video information reproducing apparatus according to claim 16, further comprising a function of reading thumbnail information described in said management information and displaying a plurality of thumbnails on a screen. 21. A video information reproducing apparatus according to claim 20, wherein said thumbnail images include thumbnail images of a plurality of sizes, and have a function of reading and displaying only thumbnail images of a size necessary for display from among them. Characteristic video information playback device. 22. The video information reproducing apparatus according to claim 14, wherein the content of the fade and the wipe when displaying the video information included in the management information, the information of the fade and the wipe, and the positions of the start point and the end point thereof A video information reproducing apparatus having a function of reading information and displaying a fade or a wipe effect on a reproduction screen of the video information in accordance with the information. 23. A recording medium for recording a video by a method of continuously recording a plurality of video information including a moving image on one data stream, wherein management information related to the video information is stored in a video information main body. Is a recording medium recorded in another location where high-speed access is possible. 24. A recording medium according to claim 23, wherein said management information includes title information corresponding to each of said plurality of video information. 25. A recording medium according to claim 23, wherein said management information includes a thumbnail image indicating a representative image of each of said plurality of pieces of video information, corresponding to each of said plurality of pieces of video information. 26. The recording medium according to claim 23, wherein the management information includes comment information indicating a display content of the video information, and position information of a start point and an end point of the video information corresponding to the comment information. A recording medium comprising: 27. A recording medium according to claim 26, wherein said management information includes information on a display format such as a character size, a font, and a color of said comment. 28. A recording medium according to claim 26, wherein said comment is recorded as a video represented by a bitmap. 29. A recording medium according to claim 25, wherein said thumbnail image is recorded in a file different from other management information of said video information. 30. A recording medium according to claim 25, wherein said thumbnail images include thumbnail images of a plurality of sizes. 31. A recording medium according to claim 29, wherein said thumbnail images include thumbnail images of a plurality of sizes. 32. The recording medium according to claim 31, wherein the thumbnail images of the respective sizes are recorded in different files. 33. The video information recording apparatus according to claim 23, wherein the management information includes a content of a fade or a wipe when displaying the video information, information of the fade or a wipe, and position information of a start point and an end point thereof. A recording medium characterized by including. 34. A recording medium according to claim 23, wherein said management information is recorded in another place on the same medium as said video information. Medium. 35. The video information recording apparatus according to claim 23, wherein the management information is stored on another medium provided on a case holding a medium on which the video information is recorded. A recording medium characterized by being recorded.