JP2006018957A - Optical disk recording apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an optical disk recording apparatus which records a plurality of pieces of reproduction order information in which a reproduction order of contents data is set so as to set easily the reproduction order even if it is a write-once type disk. <P>SOLUTION: A DVD recorder 1 can record data in a DVD-R10 with a DVD-VR system (VR mode), when a plurality of contents data are recorded in the DVD-R10 with the VR mode, a plurality of play lists being information indicating the reproduction order of each contents data are made and recorded in the DRAW type optical disk with each contents data, Therefore, when this write-once type optical disk is reproduced, the user can reproduce contents easily with desired order without setting the reproduction order of each content by selecting favorite one out of the plurality of play lists. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an optical disk recording apparatus for recording content data stored in a storage means such as a hard disk on an optical disk.

Conventionally, a plurality of TV programs are recorded on a hard disk, a program to be stored for a long period of time is selected, and the program data is recorded on a write-once optical disc such as a DVD-R or a rewritable optical disc such as a DVD-RW / DVD-RAM. There has been an optical disk recording apparatus capable of recording. In addition, there is an information immediate recording device capable of virtually recording information on an optical disc even when recording preparation on the optical disc is not completed (see, for example, Patent Document 1).
JP 2002-152658 A

  Conventional optical disk recording devices select one of two modes: video mode (DVD-Video system) and VR mode (DVD-VR system) when recording data such as television programs on a rewritable optical disk. Is possible.

  The video mode is a method adopted in the DVD-ROM, and the playback order is set so that the program data recorded on the optical disk in this mode is played back in the order in which the program data is recorded, for example. Therefore, when changing the reproduction order of program data, it is necessary for the user to separately program the reproduction order by operating the optical disk reproduction apparatus.

  On the other hand, in the VR mode, it is possible to edit the reproduction order of data such as jumping of unnecessary portions and addition of data after recording program data, and the optical disk recording device rewrites the playlist of the optical disk after editing. In addition, it is possible to add a new playlist, and it is possible to set a plurality of program data playback orders. By selecting a playlist during playback, the data playback order can be easily selected without programming. The data could be played back in the order.

  However, in the conventional optical disk recording device, when data such as a TV program is recorded on a write-once optical disk, the playlist cannot be rewritten, so the VR mode cannot be set, and the video mode (DVD-Video system) Was recording. For this reason, when it is desired to change the playback order of program data recorded on a write-once optical disc, the playback order must be set every time in the optical disc playback apparatus, which is troublesome.

  Accordingly, an object of the present invention is to provide an optical disk recording apparatus that records a plurality of pieces of reproduction order information in which the reproduction order of content data is set so that the reproduction order can be easily set even for a write-once disc.

  The present invention has the following configuration as means for solving the above problems.

(1) content storage means for storing content data for each content;
An optical disc recording device comprising: optical disc recording means for recording content data read from the content storage means on a recordable DVD;
Selection accepting means for accepting selection of content to be recorded on the optical disc from contents stored in the content storage means;
If there is a plurality of contents accepted by the selection accepting means, a playlist creating means for creating a plurality of playlists having different contents, each defining a playback order of the plurality of selected contents,
The optical disk recording means records a plurality of content data selected by the selection accepting means and the plurality of playlists on a DVD-R by a DVD-VR system.

  In this configuration, when a plurality of pieces of content data stored in the content storage means are selected, the optical disc recording apparatus defines the playback order of the selected pieces of content data, and creates a plurality of playlists each having different contents. The content data is recorded on the write-once optical disc by the DVD-VR method so that the content data is reproduced based on the playlist. Therefore, when a write-once optical disk recorded by this optical disk recording apparatus is played back by an optical disk playback apparatus compatible with the DVD-VR system, the user selects a desired playback order from a plurality of playlists. By doing so, the content is reproduced in the order according to the preference without programming the reproduction order, so that the user's labor can be greatly simplified.

  (3) The content storage means stores content data in a DVD-VR system.

  In this configuration, since the content storage means stores the content data in the DVD-VR format, when recording the content data on the write-once optical disc, the content data is immediately recorded without converting the data format. be able to. Therefore, the user can record the selected content data on the write-once optical disc in a short time.

(4) The content storage means stores index information including recording date and genre information for each content data,
The playlist creation means refers to the index information of each selected content data, and based on the index information,
A playlist that specifies that each content data is played back in order of recording date and time,
A playlist that specifies that only content of a specific genre is played,
And a plurality of playlists including at least one of playlists that categorize each content data for each genre and specify that the content data is continuously reproduced for each genre.

  In this configuration, the optical disc recording apparatus creates a playlist so as to reproduce each content data in the order of recording date or each genre, so that the user reproduces this write-once optical disc. In this case, by selecting the above playlist, for example, content of the same genre can be viewed continuously, and the labor for setting the reproduction order of content data can be simplified.

  (5) The content storage means is a hard disk.

  Even if a hard disk has a low unit price per capacity and is easily available at a relatively low price even if it has a large capacity, even if a hard disk is used for an optical disk recording device, Cost increase can be suppressed.

  The optical disk recording apparatus of the present invention can record content data in a VR mode on a write-once optical disk such as a DVD-R, and automatically creates a plurality of reproduction order information describing the reproduction order of each content data. Since it is recorded together with each content data, when playing this optical disc, the user can select the playlist that reproduces the image data in the desired playback order, so that the user prefers the image data without programming the playback order of the image data. Can be played in the order.

  FIG. 1 is a block diagram showing a schematic configuration of an optical disk recording apparatus according to the present embodiment. A DVD recorder 1 which is an optical disk recording apparatus with a built-in HDD includes a DVD recording / reproducing unit 11, an HDD (hard disk drive) 12, a tuner 14 connected to an antenna 13, a data processing unit 15, an input terminal 16, an output terminal 17, and a control. A unit 18, a storage unit 19, a display unit 20, and an operation unit 21 are provided. Although not shown, the DVD recording / reproducing unit 11 includes an optical pickup including a laser element, an actuator, a servo circuit, and the like, and records data on a recordable DVD such as a DVD-R10 or a DVD-RW, Read the recorded data. The HDD 12 stores the television program received by the tuner 14 and the video data and audio data of the content output from another video output device via the input terminal 16.

  The tuner 14 receives the broadcast of the channel selected by the operation unit 21 via the antenna 13 and outputs video and audio data of the currently broadcast program to the data processing unit 15.

  The data processing unit 15 outputs content data including video and audio sent from the tuner 14 and the input terminal 16 to the HDD 12. Further, the content data output from the DVD recording / reproducing unit 11 and the content data read from the HDD 12 are output to the DVD recording / reproducing unit 11 and the output terminal 17. The input terminal 16 is a terminal for connecting other video output devices and inputting video data and audio data of content output from the video output devices to the data processing unit 15. FIG. 1 shows a case where a video deck 3 is connected as an example.

  The output terminal 17 is a terminal for outputting video data and audio data from the data processing unit 15 to the monitor 2 connected to the terminal. The control unit 18 controls each unit of the DVD recorder 1. The storage unit 19 stores firmware and programs executed by the DVD recorder 1. The display unit 20 displays items to be transmitted to the user with characters and images. The operation unit 21 accepts operations such as setting of a program to be stored in the HDD 12, setting for recording data from the HDD 12 to the DVD-R 10, and channel setting received by the tuner 14, and a signal corresponding to this operation is controlled by the control unit 18 is output.

  Next, the operation of the DVD recorder 1 will be described. FIG. 2 is a diagram for explaining the operation of the DVD recorder. The DVD recorder 1 can record data in a DVD-VR system (hereinafter referred to as a VR mode) on a write-once optical disc such as a DVD-R. When recording a plurality of content data on a write-once type optical disc in the VR mode, the DVD recorder 1 creates a plurality of playlists having different contents to define the reproduction order of each content data, and additionally writes it together with each content data. Type on an optical disk. Therefore, when reproducing this write-once optical disc, the user can select the desired one from a plurality of playlists, and easily set the content data in the desired order without setting the reproduction order of each content. Can be played.

  Specifically, the DVD recorder 1 is set so that the user operates the operation unit 21 to record a plurality of programs on a DVD-R in a state where content data such as a plurality of television programs is recorded on the HDD 12. If so, create multiple playlists as follows.

  The user operated the operation unit 21 so as to record the dramas D1 and D2, the quizzes Q1 and Q2, and the song programs S1 and S2 among the television programs (contents) recorded in the HDD 12 on the DVD-R10. The control unit 18 of the DVD recorder 1 reads the index information of each program from the HDD 12 and automatically creates a plurality of playlists based on this information. Here, when recording the content data, the HDD 12 records index information, which is detailed information of the content data, such as the broadcast date / time of the program, the recording date / time, the genre of the program, and the amount of data.

  For example, the control unit 18 creates the playlist 1 in the playback order of D1 → Q1 → S1 → D2 → Q2 → S2 in the order of the recorded date and time. The control unit 18 also plays a playlist 2 in the playback order of D1 → D2 → Q1 → Q2 → S1 → S2 as a pattern for continuously playing programs of the same genre, and D1 → D2 → S1 → S2 → Q1 → Q2. Play list playlist 3, Q 1 → Q 2 → S 1 → S 2 → D 1 → D 2 play order playlist 4, Q 1 → Q 2 → D 1 → D 2 → S 1 → S 2 play order playlist 5, S 1 → S 2 → D 1 A play list 6 having a reproduction order of D2-> Q1-> Q2 and a play list 7 having a reproduction order of S1-> S2-> Q1-> Q2-> D1-> D2 are created. Further, the control unit 18 has a playback sequence of D1 → D2 in a playback order, a playlist 9 of a playback order of S1 → S2, and a playback sequence of Q1 → Q2 as patterns in which only programs of the same genre are continuously played back. A playlist 10 is created. Then, the program data (content data) of the dramas D1 and D2, quizzes Q1 and Q2, and the song programs S1 and S2 are recorded on the DVD-R10 by the VR mode recording method, and the DVD-R10 is reproduced. A “VR_MANGR.IFO” folder is created on the DVD-R 10 so that any one of the playlists can be selected, and all the playlists (playlists 1 to 10) are recorded in this folder, and finalization is performed.

  As described above, in the optical disk recording apparatus of the present invention, a plurality of playlists are automatically created according to the data to be recorded on the DVD-R, so that the user can use the DVD-R with an optical disk reproducing apparatus compatible with the VR mode. When reproducing, by selecting a desired playlist, it is possible to easily reproduce a plurality of programs in the desired reproduction order without programming the reproduction order of the programs.

  Here, the DVD recorder 1 can be set to record data in the VR mode when content data is recorded in the HDD 12. Thus, when content data is recorded from the HDD 12 to the DVD-R 10, each content data can be recorded on the DVD-R 10 in a short time without converting the data.

  Further, by adopting a large capacity HDD such as 200 GB to 500 GB of the DVD recorder 1, it is possible to record the TV program received by the tuner 14 and the content data input via the input terminal 16 at random. It becomes. Therefore, for example, the user can record program data for one cool and then select and record a plurality of program data on the DVD-R 10, and can perform editing work at a user's desired time. Become. Also, since the unit price per capacity is lower than that of other storage media, the HDD recorder can be prevented from increasing in cost even if a large capacity is used.

  Next, the operation of the optical disc recording apparatus according to the embodiment of the present invention will be described based on a flowchart. FIG. 3 is a flowchart for explaining the operation of the optical disk recording apparatus. Here, the HDD 12 stores a plurality of programs received by the tuner 14 in advance.

The user operates the operation unit 21 to display a list of programs recorded in the HDD 12 on the monitor 2. When the control unit 18 detects that the above operation has been performed in the operation unit 21 (s1), the control unit 18 reads out the list of program data recorded in the HDD 12 from the HDD 12 to the data processing unit 15 and outputs it to the output terminal 17. Let The monitor 2 displays the data output from the output terminal 17 of the DVD recorder 1 (s2).
When the list of programs recorded on the HDD 12 is displayed on the monitor 2, the user operates the operation unit 21 while checking this list to select and select a plurality of programs to be recorded on the DVD-R 10 When is completed, operate the completion button (not shown).

  When the control unit 18 detects the above operation in the operation unit 21 (s3), it reads the index information of the selected program (s4).

  Subsequently, the control unit 18 determines whether or not all the selected program data can be recorded on the DVD-R 10 based on the capacity information of the DVD-R 10 and the index information of the selected program (s5). ). When it is impossible to record all program data on the DVD-R 10, the control unit 18 displays on the display unit 20 that recording cannot be performed, or monitors from the data processing unit 15 via the output terminal 17. 2 outputs a signal to display on the monitor 2 that all programs cannot be recorded on the DVD-R 10 (s6).

  On the other hand, if all program data can be recorded on the DVD-R 10, a plurality of playlists in the VR mode are created based on the index information of the program recorded on the DVD-R 10 (s7). Then, the control unit 18 records each selected program data together with this playlist on the DVD-R 10 in the VR mode (s8), performs finalization (s9), and ends the process.

  As described above, in the optical disc recording apparatus according to the embodiment of the present invention, data can be recorded on the write-once optical disc such as DVD-R by the DVD-VR method (VR mode). When recording a plurality of content data in the VR mode, a plurality of playlists, which are information indicating the order of reproducing each content data, are created and recorded together with each content data on a write-once optical disc. Therefore, when reproducing this write-once optical disc, the user can select a desired one from a plurality of playlists, and the content data can be easily selected in a desired order without setting the reproduction order of each content. Can be played.

1 is a block diagram showing a schematic configuration of an optical disc recording apparatus according to an embodiment of the present invention. It is a figure for demonstrating operation | movement of a DVD recorder. It is a flowchart for demonstrating operation | movement of an optical disk recording device.

Explanation of symbols

1-DVD recorder 2-monitor 11-recording / reproducing unit 12-position detecting unit 13-antenna 14-tuner 15-data processing unit 16-input terminal 17-output terminal 18 control unit 19 storage unit 20-display unit 21-operation unit

Claims (5)

A hard disk for storing content data for each content;
An optical disc recording device comprising: an optical disc recording means for recording content data read from the hard disc on a recordable DVD;
Selection accepting means for accepting selection of content to be recorded on the optical disc from content stored in the hard disk;
If there is a plurality of contents accepted by the selection accepting means, a playlist creating means for creating a plurality of playlists having different contents, each defining a playback order of the plurality of selected contents,
The hard disk stores content data in the DVD-VR system and stores index information including recording date and genre information for each content data.
The playlist creation means refers to the index information of each selected content data, and based on the index information,
A playlist that specifies that each content data is played back in order of recording date and time,
A playlist that specifies that only content of a specific genre is played,
And creating a plurality of playlists including at least one of the playlists that categorize each content data for each genre and stipulate that the content data is continuously played back for each genre.
The optical disc recording apparatus, wherein the optical disc recording means records a plurality of content data selected by the selection accepting means and the plurality of playlists on a DVD-R by a DVD-VR system. Content storage means for storing content data for each content;
An optical disc recording device comprising: optical disc recording means for recording content data read from the content storage means on a recordable DVD;
Selection accepting means for accepting selection of content to be recorded on the optical disc from contents stored in the content storage means;
If there is a plurality of contents accepted by the selection accepting means, a playlist creating means for creating a plurality of playlists having different contents, each defining a playback order of the plurality of selected contents,
The optical disc recording apparatus, wherein the optical disc recording means records a plurality of content data selected by the selection accepting means and the plurality of playlists on a DVD-R by a DVD-VR system.   The optical disk recording apparatus according to claim 2, wherein the content storage unit stores content data in a DVD-VR system. The content storage means stores index information including recording date and genre information for each content data,
The playlist creation means refers to the index information of each selected content data, and based on the index information,
A playlist that specifies that each content data is played back in order of recording date and time,
A playlist that specifies that only content of a specific genre is played,
4. The optical disc according to claim 2, wherein each of the content data is classified for each genre, and a plurality of playlists including at least one playlist that is defined to be continuously reproduced for each genre are created. Recording device.   The optical disk recording apparatus according to claim 2, wherein the content storage unit is a hard disk.

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