WO2011001661A1 - ディスク再生装置及びディスク再生方法 - Google Patents
ディスク再生装置及びディスク再生方法 Download PDFInfo
- Publication number
- WO2011001661A1 WO2011001661A1 PCT/JP2010/004275 JP2010004275W WO2011001661A1 WO 2011001661 A1 WO2011001661 A1 WO 2011001661A1 JP 2010004275 W JP2010004275 W JP 2010004275W WO 2011001661 A1 WO2011001661 A1 WO 2011001661A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- menu
- disc
- disc playback
- button determination
- playback
- Prior art date
Links
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2541—Blu-ray discs; Blue laser DVR discs
Definitions
- the present invention relates to a disc playback apparatus for playing back data recorded on a recording medium such as a BD-ROM (Blu-ray-Read-Only-Memory) disc and a disc playback method thereof.
- a recording medium such as a BD-ROM (Blu-ray-Read-Only-Memory) disc and a disc playback method thereof.
- the transition to the menu state is detected and the Enter command is input, and the Enter command is also input even when transitioning to a lower-level menu.
- the content reproduction operation is automatically started. By doing so, it becomes possible to automatically reproduce the content without the user selecting and inputting on the menu screen.
- the BD-J mode is a package that dynamically combines video data recorded on a BD-ROM and video data recorded on a recording medium other than the BD-ROM (hereinafter referred to as “virtual”). This is a technology for reproducing "package”.
- the top menu of the BD-ROM disc is determined by the standard to assign 0 to the title number.
- title used in the HDMV mode, it is possible to know the title number that is being played back, so it is possible to detect whether or not the screen has transitioned to the menu screen by checking whether the title number is 0.
- An object of the present invention is to provide a disc playback apparatus and disc playback method capable of automatically starting playback of content such as a BD-J title on a BD-ROM disc, particularly a main part of a movie or the like.
- the first aspect of the present invention is directed to a disc playback apparatus for automatically playing back content.
- the disc playback apparatus of the present invention analyzes the structure of a movie play list at the start of a disc playback operation, and determines the menu state when the same play item is repeated a plurality of times, and the menu When the detection means determines that it is in the menu state, it includes button determination execution means for automatically executing button determination.
- the second aspect of the present invention is directed to a disc playback method for automatically playing back content.
- the disc playback method of the present invention analyzes a structure of a movie play list at the start of a disc playback operation, and determines the menu state when the same play item is repeated a plurality of times, and the menu If it is determined that the menu state is present in the detection step, a button determination execution step for automatically executing button determination is provided.
- the present invention can provide a disc playback apparatus and disc playback method capable of automatically starting playback of content such as a BD-J title on a BD-ROM disc, particularly a main part such as a movie.
- FIG. 3 is a flowchart for explaining the operation of the disk reproducing apparatus according to the embodiment of the invention.
- FIG. 1 shows a block diagram of a disc playback apparatus 100 according to an embodiment of the present invention.
- the disc playback apparatus 100 includes a pickup 11, a servo 12, a local storage 13, a network interface 14, a signal processing unit 15, and a playback unit 16.
- the pickup 11 is a means for acquiring data from the disk 10.
- the disk 10 is typically a BD-ROM shown in FIG. 1 (hereinafter also referred to as “BD”), but may be a DVD-ROM or other recording medium.
- BD BD-ROM
- an AV application for reproducing AV content such as a movie will be mainly described.
- the servo 12 is a device that controls the pickup 11. Desired data is acquired from the disk 10 by seeking the pickup 11 or adjusting the focus. Data acquired from the disk 10 is sent to the signal processing means 15.
- the data processed by the signal processing means 15 includes not only the data of the disk 10 but also data stored in the local storage 13 and data downloaded from the network via the network interface 14.
- the signal processing means 15 is a means for processing these data so that the reproduction means 16 can reproduce AV contents and the like.
- the menu detection unit 17 detects the menu state from the output of the signal processing unit 15 and transmits the detected menu state to the control unit 19. Normally, a plurality of buttons are displayed on the menu screen. When the user selects any button and executes button determination, the menu screen shifts to the next state according to the selected button. Also, for discs that are generally set to play the menu screen immediately after the disc is inserted, the button may be pre-selected to play the main part of a movie or the like when the menu screen is played. Occupies the majority.
- the button determination execution means 18 automatically executes button determination on the main body (player) side, so that the main part can be reproduced from the menu screen. Can be migrated. It should be noted that even if the first play does not exist after the table is acquired, the present invention can also be applied to those that enter the menu state according to the operation specifications of the player.
- the BD-ROM player model layer 20 defines how to decode the AV stream provided from the disk 28, the binding unit data area 26 and the network 27.
- the BD-ROM application environment layer 21 may access the disk 28, the binding unit data area 26, and the network 27.
- the BD-ROM player model layer 20 also provides means for this purpose.
- the BD-ROM application environment layer 21 is for executing the AV stream playback procedure and the stream control procedure.
- the BD-ROM application environment layer 21 includes an HDMV module 22 and a BD-J module 23, and each module realizes a reproduction procedure and a control procedure by different methods.
- the HDMV module 22 constitutes an HDMV title that is controlled by operating a scenario program in which a scenario for dynamically changing playback is described.
- the BD-J module 23 configures a BD-J title that is played back by the BD-J application 29 using a Java (registered trademark) virtual machine.
- the BD-ROM resident system software layer 24 receives the contents of the user operation from the resident application 25 and determines whether or not the operation can be accepted. If it can be accepted, the BD-ROM resident system software layer 24 determines whether to notify the HDMV module 22 or the BD-J module 23 according to the type of the title being reproduced.
- the resident application 25 provides a graphic interface or the like, receives a user operation, and notifies the BD-ROM resident system software layer 24.
- the binding unit data area 26 can be accessed by the BD-J application 29 using a Java (registered trademark) IO package. Therefore, data is written in the binding unit data area 26 in the BD-J title mode.
- FIG. 3 is a diagram showing the configuration of the BD-ROM.
- a BD-ROM has a spiral recording area from the inner periphery to the outer periphery, as in other optical disks such as DVD and CD, and logical data between the inner lead-in and outer lead-out. Can be recorded.
- BCA Burt Cutting Area
- file system information (volume).
- the file system is UDF or ISO9660. It is possible to read out logical data recorded in the same way as a normal PC using a directory and file structure, and it is possible to read out a 255 character file name and directory name.
- the BDMV directory and the bd.cert file are placed directly under the root directory (ROOT).
- the BDMV directory is a directory in which data such as AV contents and management information handled by the BD-ROM are recorded, and bd.cert (file name fixed) is the contents added for the virtual package and data on the BD-ROM. This certificate is used for signature verification when merging with.
- BDMV directory Under the BDMV directory, there are five subdirectories called PLAYLIST directory, CLIPINF directory, STREAM directory, BDJO directory, and JAR directory. In the BDMV directory, index. bdmv and MovieObject. Two types of bdmv files are arranged.
- index.bdmv is management information related to the entire BD-ROM.
- index.bdmv has information such as an organization ID (32 bits) that identifies an provider of a movie work, and a disc ID (128 bits) that is an identifier assigned to each BD-ROM provided by the provider.
- index.bdmv is first read after the disc is inserted into the playback device, the playback device can uniquely recognize the disc.
- index.bdmv includes a table indicating a plurality of titles that can be reproduced on the BD-ROM and BD-J objects that define individual titles in association with each other.
- Fig. 4 shows the relationship between the index.bdmv file and the title.
- a title is a playback unit formed by combining an application and an AV stream, and the index.bdmv file describes the title structure on the disc.
- a reference relationship between each title on the disc and a corresponding application (a Java (registered trademark) application for a BD-J mode title, a scenario program for an HDMV mode title) is managed.
- “FirstFPlayback” and “Top Menu” exist as special titles.
- “First Playback” is a title that is automatically played when the BD is activated, and is mainly used for displaying a BD usage agreement.
- “Top Menu” is played when the menu key of the remote controller is pressed or when title playback is finished, and is mainly used for selecting a title or selecting a subtitle / audio language. If the contents of the index.bdmv file are changed by updating the virtual package, the title structure will be different before and after updating the virtual package.
- an index table shown in FIG. 4 in which information about contents in the disc is described is acquired (step S50). If First Playback exists in the acquired Index Table, an operation is performed in accordance with the instruction described in the First Playback (step S51).
- step S52 If the disc is set in First Playback so that the menu screen is played before playing the main part of a movie or the like, the state changes to the menu state.
- step S52 By analyzing the structure of the playlist from the output of the signal processing means 15, it is detected whether the menu detection means 17 has transitioned to the menu state (step S52), and the control means 19 is informed of the menu state. If the disc is not set to reproduce the menu screen before reproducing the main part of a movie or the like, the process immediately proceeds to main part reproduction (step S53).
- step S54 When the control means 19 is notified that the menu state has been reached, it is checked whether or not the button determination execution count is within T (step S54). If it is within T, the button determination execution means 18 on the main body (player) side. Button determination is automatically executed (step S55). Then, the output of the menu detection means 17 is reset, and the process returns to step S52 where it is detected again by the menu detection means 17 whether or not the menu state has been entered. On the other hand, if the menu detecting means 17 detects the menu state, the processes of step S54 and step S55 are repeated.
- the button determination execution count T is preferably set to about 5 times according to the menu hierarchy as described below.
- buttons are displayed on the lower menu screen, and the button selected by the user executing the button determination To move to the next state.
- the button is preselected for playing the main part of a movie or the like on the lower menu screen. Accounted for. Therefore, even if the hierarchy has two or more layers, it is possible to shift to the main part reproduction.
- the button decision execution count is not within T, the button decision is not executed, so that it is possible to avoid a malfunction in the disc set to repeat the menu screen.
- the button determination count is incremented only when the button determination process by the button determination execution means 18 is valid. Thereby, button determination may be executed during a time period when button determination is prohibited, and as a result, the number of button determination execution times may be prevented from being unnecessarily incremented.
- the BD-ROM disc is roughly divided into an HDMV mode title and a BD-J mode title.
- the top menu of the BD-ROM disc is determined by the standard to assign 0 to the title number.
- the menu detection unit 17 detects that the screen is in the menu state by confirming whether the title number being reproduced is 0.
- the menu detecting means 17 cannot detect the title number being reproduced, and therefore cannot detect that the screen is in the menu state.
- it is determined whether or not the menu state is established by analyzing the structure of the movie playlist (Movie PlayList) shown in FIG.
- the HDMV mode title and the BD-J mode title are composed of one or a plurality of movie playlists (Movie Playlist).
- Each movie play list is further composed of one or a plurality of play items (PlayItems).
- the play item has information on the playback start position (In) and playback end position (Out) of a clip.
- the movie play list can be reproduced by arbitrarily connecting only the portions to be reproduced from a plurality of clips.
- a clip refers to one video unit.
- the menu detection means 17 analyzes the structure of the movie play list being reproduced. For example, when the same playlist is repeated 20 times or more, it can be determined that the menu state is set.
- the disc playback apparatus and disc playback method according to the present embodiment have an effect that playback of content such as a BD-J mode title, particularly a main part such as a movie, can be automatically started.
- a main part such as a movie
- such a conventional problem can be solved.
- the disk reproducing apparatus and the disk reproducing method according to the present invention include a reproducing apparatus for reproducing data recorded on a recording medium such as a BD-ROM disk, a method for reproducing the data recorded on the recording medium, and the like. Useful as.
Landscapes
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
11 ピックアップ
12 サーボ
13 ローカルストレージ
14 ネットワークインターフェース
15 信号処理手段
16 再生手段
17 メニュー検知手段
18 ボタン決定実行手段
19 制御手段
20 BD-ROMプレーヤモデル層
21 BD-ROMアプリケーション環境層
22 HDMVモジュール
23 BD-Jモジュール
24 BD-ROMレジデントシステムソフトウェア層
25 レジデントアプリケーション
26 バインディングユニットデータエリア
27 ネットワーク
28 ディスク
29 BD-Jアプリケーション
Claims (4)
- コンテンツを自動再生するディスク再生装置であって、
ディスクの再生動作開始時にムービープレイリストの構造を解析し、同じプレイアイテムが複数回繰り返されている場合にはメニュー状態であると判断するメニュー検知手段と、
前記メニュー検知手段がメニュー状態であると判断すると、ボタン決定を自動的に実行するボタン決定実行手段と、
を備えるディスク再生装置。 - 前記ボタン決定実行手段は、ボタン決定を実行した回数を保持し、所定回数を越えるとボタン決定を実行せず処理を終了する請求項1記載のディスク再生装置。
- 前記メニュー検知手段は、前記ディスクのコンテンツがBD-Jモードタイトルであるとき、ムービープレイリストの構造を解析する請求項1に記載のディスク再生装置。
- コンテンツを自動再生するディスク再生方法であって、
ディスクの再生動作開始時にムービープレイリストの構造を解析し、同じプレイアイテムが複数回繰り返されている場合にはメニュー状態であると判断するメニュー検知ステップと、
前記メニュー検知ステップでメニュー状態であると判断すると、ボタン決定を自動的に実行するボタン決定実行ステップと、
を備えるディスク再生方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010800023107A CN102124524A (zh) | 2009-06-29 | 2010-06-28 | 光盘播放装置及光盘播放方法 |
EP10793834A EP2450900A1 (en) | 2009-06-29 | 2010-06-28 | Disc playback device and disc playback method |
US13/061,595 US20110188833A1 (en) | 2009-06-29 | 2010-06-28 | Disc playback device and disc playback method |
JP2010545118A JPWO2011001661A1 (ja) | 2009-06-29 | 2010-06-28 | ディスク再生装置及びディスク再生方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009-153394 | 2009-06-29 | ||
JP2009153394 | 2009-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011001661A1 true WO2011001661A1 (ja) | 2011-01-06 |
Family
ID=43410748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/004275 WO2011001661A1 (ja) | 2009-06-29 | 2010-06-28 | ディスク再生装置及びディスク再生方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20110188833A1 (ja) |
EP (1) | EP2450900A1 (ja) |
JP (1) | JPWO2011001661A1 (ja) |
CN (1) | CN102124524A (ja) |
WO (1) | WO2011001661A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013020685A (ja) * | 2011-07-14 | 2013-01-31 | Pioneer Electronic Corp | 再生装置及び方法、並びにコンピュータプログラム |
US9025934B2 (en) | 2011-03-22 | 2015-05-05 | Panasonic Intellectual Property Management Co., Ltd. | Disc player device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9253539B2 (en) * | 2010-09-30 | 2016-02-02 | Disney Enterprises, Inc. | Systems and methods for settings management across multiple titles |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1064246A (ja) * | 1994-04-14 | 1998-03-06 | Toshiba Corp | 記録媒体及び光学式ディスク |
JP2002352567A (ja) | 2001-05-23 | 2002-12-06 | Mitsubishi Electric Corp | ディスク再生装置及びディスク再生方法 |
JP2005033308A (ja) * | 2003-07-08 | 2005-02-03 | Alpine Electronics Inc | ビデオコンテンツ再生装置 |
JP2006338722A (ja) * | 2005-05-31 | 2006-12-14 | Alpine Electronics Inc | ビデオ再生装置及びビデオ再生制御方法 |
JP2008287820A (ja) * | 2007-05-18 | 2008-11-27 | Nec Electronics Corp | 光ディスク再生装置及び光ディスク再生装置の制御方法 |
JP2009153394A (ja) | 2007-12-25 | 2009-07-16 | Shusuke Ito | 温室外に移動可能とした温室における栽培用棚装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5574098A (en) * | 1993-10-07 | 1996-11-12 | Daicel Chemical Industries, Ltd. | Lactone-modified polyvinyl acetal resin and process for the preparation thereof |
JP2007081594A (ja) * | 2005-09-13 | 2007-03-29 | Sony Corp | 撮像装置、記録方法 |
WO2008127573A1 (en) * | 2007-04-11 | 2008-10-23 | Thomson Licensing | Authoring tools and methods for implementing the same |
-
2010
- 2010-06-28 US US13/061,595 patent/US20110188833A1/en not_active Abandoned
- 2010-06-28 WO PCT/JP2010/004275 patent/WO2011001661A1/ja active Application Filing
- 2010-06-28 JP JP2010545118A patent/JPWO2011001661A1/ja active Pending
- 2010-06-28 CN CN2010800023107A patent/CN102124524A/zh active Pending
- 2010-06-28 EP EP10793834A patent/EP2450900A1/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1064246A (ja) * | 1994-04-14 | 1998-03-06 | Toshiba Corp | 記録媒体及び光学式ディスク |
JP2002352567A (ja) | 2001-05-23 | 2002-12-06 | Mitsubishi Electric Corp | ディスク再生装置及びディスク再生方法 |
JP2005033308A (ja) * | 2003-07-08 | 2005-02-03 | Alpine Electronics Inc | ビデオコンテンツ再生装置 |
JP2006338722A (ja) * | 2005-05-31 | 2006-12-14 | Alpine Electronics Inc | ビデオ再生装置及びビデオ再生制御方法 |
JP2008287820A (ja) * | 2007-05-18 | 2008-11-27 | Nec Electronics Corp | 光ディスク再生装置及び光ディスク再生装置の制御方法 |
JP2009153394A (ja) | 2007-12-25 | 2009-07-16 | Shusuke Ito | 温室外に移動可能とした温室における栽培用棚装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9025934B2 (en) | 2011-03-22 | 2015-05-05 | Panasonic Intellectual Property Management Co., Ltd. | Disc player device |
JP2013020685A (ja) * | 2011-07-14 | 2013-01-31 | Pioneer Electronic Corp | 再生装置及び方法、並びにコンピュータプログラム |
Also Published As
Publication number | Publication date |
---|---|
CN102124524A (zh) | 2011-07-13 |
EP2450900A1 (en) | 2012-05-09 |
US20110188833A1 (en) | 2011-08-04 |
JPWO2011001661A1 (ja) | 2012-12-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5032408B2 (ja) | 簡易レジューム再生装置及び簡易レジューム再生方法 | |
JPWO2006080350A1 (ja) | 光記録媒体および再生装置 | |
JP2008527600A (ja) | 記録媒体、ならびにローカルストレージを用いて記録媒体からデータを再生する装置および再生装置 | |
JP2008532195A (ja) | 記録媒体並びに記録媒体からデータを再生する方法及び装置 | |
WO2011001661A1 (ja) | ディスク再生装置及びディスク再生方法 | |
KR20040083632A (ko) | 고밀도 광디스크의 멀티 타이틀 관리 및 재생방법 | |
JP5909691B2 (ja) | ディスク再生装置 | |
JP5166036B2 (ja) | 再生装置、再生方法及び再生プログラム | |
JP5513202B2 (ja) | 光ディスク再生装置 | |
WO2011093087A1 (ja) | ディスク再生装置 | |
JP2011187130A (ja) | ディスク再生装置 | |
JP5494030B2 (ja) | ディスク再生装置 | |
JP5443490B2 (ja) | 光ディスク再生装置 | |
JP2009004035A (ja) | 情報記憶媒体,その製造方法,および情報再生方法 | |
WO2011111344A1 (ja) | ディスク再生装置 | |
JP5494031B2 (ja) | ディスク再生装置 | |
JP6591202B2 (ja) | 記録媒体、再生装置およびその方法 | |
JP4983965B2 (ja) | 情報再生装置 | |
JP5393847B2 (ja) | 簡易レジューム再生装置、及びプログラム | |
JP4379447B2 (ja) | 光ディスク再生装置 | |
WO2011121890A1 (ja) | 光ディスク再生装置 | |
WO2016009606A1 (ja) | 記録媒体、再生装置およびその方法 | |
WO2011007417A1 (ja) | 再生装置及び方法、並びにコンピュータプログラム | |
JP2012181892A (ja) | 記録媒体再生装置、記録媒体再生方法、及びコンピュータプログラム | |
JP2012226790A (ja) | ディスク再生装置、ディスク再生方法およびプログラム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201080002310.7 Country of ref document: CN |
|
ENP | Entry into the national phase |
Ref document number: 2010545118 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13061595 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010793834 Country of ref document: EP |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10793834 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |