JP2008269731A - Video recording device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To sufficiently attain a dubbing from a DVD, in which video information is previously stored based upon the +VR format, to the other recording medium. <P>SOLUTION: An MPU 11 of a DVD recorder 1 is provided with: a chapter setting part 111 receiving operation input from a user through a remote controller 3 and setting a hidden chapter being a chapter in which reproduction is prohibited out of chapters of the prescribed numbers based on received operation input; and a dubbing execution part 113 in which when a dubbing indication input being such operation input that video information from the user is recorded in a hard disk of an HDD 191 through the remote controller 3 is received and this dubbing indication input is received, video information consisting of chapters of the prescribed number including chapters set to the hidden chapter is read out from a DVD placed on a DVD recording part 192, and read out video information is recorded in the hard disk of the HDD 191. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention is configured such that video information consisting of a predetermined number of chapters of two or more is read out from a DVD (Digital Versatile Disk) pre-stored in conformity with the + VR format and can be recorded on another recording medium. The present invention relates to a video recording apparatus.

  Video recording devices such as DVD recorders that receive television broadcasts, record video information of received television broadcasts on a recording medium such as a DVD, and play them back on a connected television device as necessary are widespread. . In addition, various methods and apparatuses for setting a chapter (for example, a chapter corresponding to a commercial) that the user does not want to watch as a hidden chapter, which is a chapter for prohibiting playback, from video information stored on a DVD. Has been proposed.

For example, a DVD recorder is disclosed that acquires position information of predetermined chapter video data among a plurality of chapter video data divided by a plurality of chapter information of video data stored in an HDD, a DVD, or the like, and collectively converts it into a playlist. (See Patent Document 1). According to this DVD recorder, only the chapters that the user wants to view can be collectively converted into a playlist.
JP 2006-172618 A

  However, in the conventional video recording apparatus such as the DVD recorder, when the video information is stored in a DVD + R or the like in conformity with the + VR format, the video information is read out to another recording medium (for example, a hard disk). When recording (= dubbing), only the chapters registered in the playlist are recorded on the recording medium of the dubbing destination.

  Therefore, since the dubbed video information does not include chapters set as hidden chapters on DVD + R or the like, a chapter that is not dubbed (= chapter set as hidden chapters on DVD + R or the like) is reproduced. Will not be able to. Therefore, even if the user desires to reproduce a chapter that has been set as a hidden chapter on a DVD + R or the like after dubbing, it cannot be reproduced, and convenience may be impaired.

  The present invention has been made in view of the above problems, and provides a video recording apparatus capable of conveniently dubbing from a DVD in which video information is stored in advance in accordance with the + VR format to another recording medium. It is intended to provide.

  In order to achieve the above object, the video recording apparatus according to claim 1, wherein the video is recorded from a DVD (Digital Versatile Disk) in which video information including a predetermined number of chapters of 2 or more is stored in advance in conformity with the + VR format. A video recording apparatus configured to read information and be recorded on another recording medium, accepting an operation input from the outside, and based on the received operation input, from among the predetermined number of chapters, A chapter setting means for setting a hidden chapter which is a chapter for prohibiting reproduction, and a dubbing instruction input which is an operation input for recording the video information from the outside on the other recording medium; When an instruction input is accepted, the chapter set as a hidden chapter by the chapter setting means is included. Dubbing execution means for reading video information comprising the predetermined number of chapters from the DVD and recording the read video information on the other recording medium.

  The video recording device according to claim 2 is the video recording device according to claim 1, wherein the identification information corresponding to the hidden chapter set by the chapter setting means is used as the identification information corresponding to the chapter to be reproduced. Comprises a list updating means for deleting from the playlist information stored on the DVD as a list, and the dubbing execution means reads the playlist information stored on the DVD when the dubbing instruction input is accepted. The read playlist information is recorded on the other recording medium.

  A video recording apparatus according to a third aspect is the video recording apparatus according to the first or second aspect, wherein the other recording medium is a hard disk.

  A video recording apparatus according to a fourth aspect is the video recording apparatus according to any one of the first to third aspects, wherein the DVD includes a DVD + R or a DVD + RW.

  According to the video recording apparatus of the first aspect, an operation input from the outside is accepted, and based on the accepted operation input, a predetermined number of chapters stored on the DVD in conformity with the + VR format are selected. A hidden chapter that is a chapter that prohibits playback is set, a dubbing instruction input that is an operation input for recording external video information on another recording medium is accepted, and a dubbing instruction input is accepted In this case, video information including a predetermined number of chapters including chapters set as hidden chapters is read from the DVD, and the read video information is recorded on another recording medium, so that it conforms to the + VR format. Thus, it is possible to perform dubbing with good convenience from a DVD in which video information is stored in advance to another recording medium.

  In other words, even when a hidden chapter that is a chapter that prohibits playback is set, video information including a predetermined number of chapters including the chapter set as the hidden chapter is read from the DVD and read. Since the recorded video information is recorded on another recording medium, a predetermined number of chapters stored on the DVD are recorded on the dubbing destination recording medium, so that the video information is stored in advance in accordance with the + VR format. In addition, it is possible to copy from a DVD to another recording medium with good convenience.

  That is, even a chapter set as a hidden chapter on a DVD can be played back after the dubbing by the user, so that convenience can be improved.

  According to the video recording apparatus of claim 2, the identification information corresponding to the set hidden chapter is deleted from the playlist information in which the identification information corresponding to the chapter to be reproduced is stored on the DVD as a list, and dubbing is performed. When the instruction input is accepted, the playlist information stored on the DVD is read and the read playlist information is recorded on another recording medium, so that the video information conforms to the + VR format. Dubbing from a pre-stored DVD to another recording medium can be performed with better convenience.

  That is, since the playlist information stored in the DVD is read and the read playlist information is recorded on another recording medium, if the user desires not to reproduce the hidden chapter, Since only the chapters excluding the hidden chapters can be reproduced by reproducing based on the playlist information stored in the recording medium, the convenience can be further improved.

  According to the video recording apparatus of the third aspect, since the other recording medium is a hard disk, it is possible to dubb from the DVD in which the video information is stored in advance according to the + VR format to the hard disk with good convenience.

  According to the video recording apparatus of the fourth aspect, since the DVD includes DVD + R or DVD + RW, the DVD + R or DVD + RW in which video information is pre-stored in conformity with the + VR format is conveniently dubbed to another recording medium. be able to.

  Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing an example of the configuration of a DVD recorder according to the present invention. A DVD recorder 1 (= HDD-equipped DVD recorder: equivalent to a video recording device) is communicably connected to an output device 2 and is connected to a remote controller (= remote controller: hereinafter referred to as “remote controller”) 3 via infrared communication. Are connected to communicate.

  The DVD recorder 1 receives an operation input from a user via the remote controller 3, receives a television broadcast based on the received operation input, and stores the received program information on a DVD or the like. The DVD recorder 1 reads program information stored on a DVD or the like and outputs video and audio to the output device 2.

  The output device 2 includes a display 21 and a speaker 22 and outputs audio information and video information input from the DVD recorder 1. The display 21 includes an LCD (Liquid Crystal Display), a PDP (Plasma Display Panel), and the like, and displays video information input from the DVD recorder 1 so as to be visible from the outside. The speaker 22 outputs audio information input from the DVD recorder 1.

  The remote controller 3 (corresponding to part of the chapter setting means and part of the dubbing execution means) accepts an operation input from the user, generates an infrared signal corresponding to the accepted operation input, and generates a DVD recorder. 1 is output.

  The DVD recorder 1 also includes an MPU 11, a RAM 12, a ROM 13, an operation unit 14, a receiving unit 15, an audio output unit 16, an MPEG2 decoding unit 17, an image output unit 18, and a recording unit 19. Further, the recording unit 19 includes an HDD 191 and a DVD recording unit 192.

  An MPU (Micro Processing Unit) 11 controls the operation of the entire DVD recorder 1. A RAM (Random Access Memory) 12 stores information such as audio information and video information in a readable and writable manner. A ROM (Read Only Memory) 13 stores a control program for operating the MPU 11 and the like.

  The operation unit 14 receives various operations such as power ON / OFF operation and channel selection. The operation unit 14 receives an operation signal from the remote controller 3 via infrared communication and receives various operations. The receiving unit 15 receives and demodulates a television broadcast, and includes an antenna unit 151, a tuner unit 152, an A / D conversion unit 153, a demodulation unit 154, and a TS demultiplexer 155.

  The antenna unit 151 receives a television broadcast wave. The tuner unit 152 selects a broadcast of a preset channel from the television broadcast wave received by the antenna unit 151. The A / D conversion unit 153 converts an output signal (= analog signal) from the tuner unit 152 into digital information. The demodulator 154 demodulates the output information from the A / D converter 153. A TS (Transport Stream) demultiplexer 155 separates and outputs the output information demodulated by the demodulator 154 for each type.

  The audio output unit 16 outputs an audio signal corresponding to the television broadcast received by the receiving unit 15 to the speaker 22, and includes a D / A conversion unit 161 and an audio signal output unit 162. ing. The D / A converter 161 converts the audio information (= digital information) output from the TS demultiplexer 155 into an analog signal. The audio signal output unit 162 outputs the audio signal converted into an analog signal by the D / A conversion unit 161 to the speaker 22.

  An MPEG (Motion Picture Experts Group) 2 decoding unit 17 decodes the video information output from the TS demultiplexer 155 into video information before compression.

  The image output unit 18 outputs the video signal decoded by the MPEG2 decoding unit 17 to the display 21, and includes an NTSC encoding unit 181 and a video signal output unit 182. An NTSC (National Television Standards Committee) encoding unit 181 converts the video information decoded by the MPEG2 decoding unit 17 into an NTSC television signal. The video signal output unit 182 outputs the NTSC television signal output from the NTSC encoding unit 181 to the display 21.

  The HDD 191 includes a hard disk (corresponding to another recording medium), stores various information such as video information and audio information in the hard disk according to instructions from the MPU 11, and stores video information, audio information, and the like stored in the hard disk. Various information is read out. The DVD recording unit 192 is configured to be capable of mounting a DVD, and records (= writes) various information such as video information and audio information on the mounted DVD in accordance with instructions from the MPU 11 and is stored in the DVD. Various kinds of information such as video information and audio information are read out.

  Here, the DVD placed on the DVD recording unit 192 is DVD + R or DVD + RW, and video information composed of a predetermined number of chapters of two or more (for example, six: see FIG. 3) conforms to the + VR format. It is stored in advance.

  Next, the operation when the DVD recorder 1 receives a broadcast will be described. First, the transmitted digital broadcast wave is received by the antenna unit 151. When a channel selection operation is accepted via the operation unit 14, the tuner unit 152 switches the transponder (Transponder) received. The received digital broadcast wave is converted into digital information by the A / D converter 153 and demodulated by the demodulator 154.

  The digital broadcast wave is transmitted as a TS (Transport Stream) packet from the transmission side (transmission station). The TS packet includes video information, audio information, control information, and the like, and these pieces of information are separated and output by the TS demultiplexer 155 and stored in the RAM 12. The audio information read from the RAM 12 is converted into an analog signal by the D / A converter 161, and the audio is output from the speaker 22 via the audio signal output unit 162.

  Also, the video information read from the RAM 12 is decoded into video information before compression by the MPEG2 decoding unit 17, converted into an NTSC system television signal by the NTSC encoding unit 181, and passed through the video signal output unit 182. An image is displayed on the display 21.

  FIG. 2 is a block diagram showing an example of the configuration of the main part of the DVD recorder 1 according to the present invention. The MPU 11 functionally includes a chapter setting unit 111, a list updating unit 112, and a dubbing execution unit 113.

  Here, the MPU 11 functions as functional units such as a chapter setting unit 111, a list update unit 112, and a dubbing execution unit 113 by reading and executing a control program stored in advance in the ROM 13 shown in FIG. is there.

  Also, among the various data stored in the RAM 12 and ROM 13 shown in FIG. 1, data that can be stored in a removable recording medium is, for example, HDD, optical disk drive, flexible disk drive, silicon disk drive, cassette medium reader, etc. In this case, the recording medium is, for example, a hard disk, an optical disk, a flexible disk, a CD (Compact Disk), a DVD, a semiconductor memory, or the like.

  The chapter setting unit 111 (corresponding to a part of the chapter setting means) receives an operation input from the user via the remote controller 3, and based on the received operation input, a predetermined number (6 in this case: A hidden chapter that is a chapter for prohibiting reproduction is set from the chapters of FIG.

  The list update unit 112 (corresponding to the list update unit) places identification information corresponding to the hidden chapter set by the chapter setting unit 111 on the DVD recording unit 192 as a list of identification information corresponding to the chapter to be played back. Is deleted from the playlist information stored in the recorded DVD (= DVD + R or DVD + RW).

  The dubbing execution unit 113 (corresponding to a part of the dubbing execution means) receives a dubbing instruction input which is an operation input for recording video information on the hard disk of the HDD 191 from the user via the remote controller 3, and this dubbing instruction When the input is accepted, video information including a predetermined number (here, six: see FIG. 3) of chapters including chapters set as hidden chapters by the chapter setting unit 111 is placed on the DVD recording unit 192. The read video information is read from the DVD (= DVD + R or DVD + RW), and the read video information is recorded on the hard disk of the HDD 191.

  Further, when the dubbing instruction input is accepted, the dubbing execution unit 113 reads the playlist information stored on the DVD (= DVD + R or DVD + RW) placed on the DVD recording unit 192, and reads the read play information. The list information is recorded on the hard disk of the HDD 191.

  FIG. 3 is a data configuration diagram illustrating an example of playlist information and video information. (A) is a data configuration diagram of video information stored in a DVD (= DVD + R or DVD + RW) placed on the DVD recording unit 192, and (b) is a DVD ( = DVD + R or DVD + RW), which is playlist information stored in (d), and (c) is a data configuration diagram of video information stored in a dubbing destination recording medium when dubbed by a conventional DVD recorder. ) Is a data configuration diagram of video information stored in the hard disk of the HDD 191 when dubbed by the DVD recorder 1.

  As shown in (a), video information having six chapters whose identification information is A to F is stored in the DVD. Among the six chapters whose identification information is A to F, chapters whose identification information is B, D, and E are set as hidden chapters. In this case, as shown in (b), identification information A, C, and F, which are chapters that are not set as hidden chapters, are stored in the playlist.

  In this case, as shown in (c), when dubbed by a conventional DVD recorder, the dubbing destination recording medium is a chapter included in the playlist (= not set as a hidden chapter). Video information corresponding to identification information A, C, and F is stored. On the other hand, as shown in (d), when dubbing is performed by the DVD recorder 1 according to the present invention, chapters that are not set as hidden chapters (= videos whose identification information corresponds to A, C, and F). In addition to (information), chapters set as hidden chapters (= video information whose identification information corresponds to B, D, and E) are also stored in the hard disk of the HDD 191.

  In this way, an operation input from the user is accepted via the remote controller 3, and based on the accepted operation input, the DVD (= DVD + R or DVD + RW) placed on the DVD recording unit 192 conforms to the + VR format. Hidden chapters that are prohibited from playback are set from the predetermined number (six here) of chapters stored here (here, the chapters whose identification information is B, D, and E) Is set as a hidden chapter), and a dubbing instruction input which is an operation input for recording video information from the user on another recording medium (here, the hard disk of the HDD 191) is received via the remote controller 3 and the dubbing instruction is received. When an input is accepted, a predetermined number (six in this case) of chapters including chapters set as hidden chapters The video information is read from the DVD placed on the DVD recording unit 192, and the read video information is recorded on another recording medium (here, the hard disk of the HDD 191), so it conforms to the + VR format. As a result, it is possible to dubb from the DVD in which the video information is stored in advance to another recording medium (here, the hard disk of the HDD 191) with good convenience.

  That is, even when a hidden chapter that is a chapter for which playback is prohibited is set, video information including a predetermined number of chapters (here, 6) including the chapter set as the hidden chapter is read from the DVD. Since the video information read out and recorded is recorded on another recording medium (here, the hard disk of the HDD 191), the dubbing destination recording medium (here, the hard disk of the HDD 191) is stored on the DVD. Since a predetermined number of chapters are recorded, it is possible to conveniently copy from a DVD in which video information is stored in advance in accordance with the + VR format to another recording medium.

  In other words, even a chapter set as a hidden chapter on a DVD (here, chapters whose identification information is B, D, E) can be played back after dubbing, thereby improving convenience. It can be done.

  Further, when the identification information corresponding to the set hidden chapter is deleted from the playlist information stored in the DVD as a list, the identification information corresponding to the chapter to be played back is received on the DVD. Since the stored playlist information is read and the read playlist information is recorded on another recording medium (here, the hard disk of the HDD 191), the video information is stored in advance in conformity with the + VR format. The DVD can be dubbed more conveniently with another recording medium (here, the hard disk of the HDD 191).

  That is, the playlist information stored on the DVD is read out, and the read playlist information is recorded on another recording medium, so that the user can hide the hidden chapter (here, the identification information is B, D, E). If it is desired not to reproduce the chapters, the hidden chapter (here, the identification information is stored) by reproducing based on the playlist information stored in another recording medium (here, the hard disk of the HDD 191). Only the chapters (here, the chapters whose identification information is A, C, and F) excluding the chapters B, D, and E can be reproduced, so that convenience can be further improved.

The present invention can also be applied to the following forms.
(A) In the present embodiment, the case where the video recording apparatus is the DVD recorder 1 equipped with the HDD 191 has been described. However, the video recording apparatus conforms to the + VR format when video information including a predetermined number of chapters of two or more. Any device can be used as long as it can read video information from a previously stored DVD and record it on another recording medium. For example, the video recording apparatus may be a DVD recorder equipped with a VCR (Video Cassette Recorder).

  (B) In the present embodiment, the case where the other recording medium is the hard disk of the HDD 191 has been described. However, the other recording medium may be another type of storage medium (for example, a VC of a VCR). The recording medium may be a plurality of storage media (for example, hard disk, VC).

  (C) In the present embodiment, the case where the MPU 11 has functional units such as the chapter setting unit 111, the list update unit 112, and the dubbing execution unit 113 has been described. However, at least one of the list update unit 112 and the dubbing execution unit 113 is described. One may be configured by hardware such as a circuit.

  (D) In the present embodiment, the case where the chapter setting unit 111 and the dubbing execution unit 113 receive an operation input from the user via the remote controller 3 has been described, but at least one of the chapter setting unit 111 and the dubbing execution unit 113 is Alternatively, an operation input from the user may be received via the operation unit 14 illustrated in FIG.

These are block diagrams which show an example of a structure of the DVD recorder based on this invention. These are block diagrams which show an example of a structure of the principal part in the DVD recorder based on this invention. These are data block diagrams which show an example of playlist information and video information.

Explanation of symbols

1 DVD recorder (video recording device)
11 MPU
111 Chapter setting section (part of chapter setting means)
112 List update section (list update means)
113 Dubbing execution part (part of dubbing execution means)
15 Receiver 191 HDD
192 DVD recording unit 2 output device 21 display 3 remote control (part of chapter setting means, part of dubbing execution means)

Claims (4)

Video recording configured to read out the video information from a DVD (Digital Versatile Disk) in which video information consisting of a predetermined number of chapters of 2 or more is pre-stored in conformity with the + VR format, and record it on another recording medium A device,
Chapter setting means for receiving an operation input from the outside and setting a hidden chapter that is a chapter for prohibiting reproduction from the predetermined number of chapters based on the received operation input;
When a dubbing instruction input that is an operation input for recording the video information from the outside on the other recording medium is accepted, and the dubbing instruction input is accepted, the chapter setting means sets the hidden chapter as a hidden chapter. Dubbing execution means for reading video information comprising the predetermined number of chapters including chapters from the DVD and recording the read video information on the other recording medium;
A video recording apparatus comprising: A list updating unit that deletes identification information corresponding to a hidden chapter set by the chapter setting unit from playlist information stored in the DVD as identification information corresponding to a chapter to be reproduced;
When the dubbing instruction input is received, the dubbing execution means reads the playlist information stored in the DVD and records the read playlist information on the other recording medium. The video recording apparatus according to claim 1.   The video recording apparatus according to claim 1, wherein the other recording medium is a hard disk.   4. The video recording apparatus according to claim 1, wherein the DVD includes DVD + R or DVD + RW.

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