WO2003085977A1 - Support, dispositif et procede d'enregistrement d'informations, dispositif et procede d'enregistrement/reproduction d'informations, programme informatique de commande d'enregistrement ou de reproduction d'informations, et structure de donnees comprenant un signal de commande - Google Patents

Support, dispositif et procede d'enregistrement d'informations, dispositif et procede d'enregistrement/reproduction d'informations, programme informatique de commande d'enregistrement ou de reproduction d'informations, et structure de donnees comprenant un signal de commande Download PDF

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Publication number
WO2003085977A1
WO2003085977A1 PCT/JP2003/004452 JP0304452W WO03085977A1 WO 2003085977 A1 WO2003085977 A1 WO 2003085977A1 JP 0304452 W JP0304452 W JP 0304452W WO 03085977 A1 WO03085977 A1 WO 03085977A1
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WO
WIPO (PCT)
Prior art keywords
information
recording
still image
data
stream
Prior art date
Application number
PCT/JP2003/004452
Other languages
English (en)
Japanese (ja)
Inventor
Takeshi Koda
Nobuyuki Takakuwa
Tohru Kanegae
Masanori Nakahara
Takao Sawabe
Yasuko Fukuda
Akira Imamura
Original Assignee
Pioneer Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Corporation filed Critical Pioneer Corporation
Priority to AU2003236338A priority Critical patent/AU2003236338A1/en
Publication of WO2003085977A1 publication Critical patent/WO2003085977A1/fr

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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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
    • G11B27/327—Table of contents
    • G11B27/329—Table of contents on a disc [VTOC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on 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
    • G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
    • H04N2201/3242—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of processing required or performed, e.g. for reproduction or before recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3274—Storage or retrieval of prestored additional information
    • H04N2201/3277—The additional information being stored in the same storage device as the image data

Definitions

  • Information recording medium information recording device and method, information reproducing device and method, information recording and reproducing device and method, computer program for recording or reproducing control, and data structure including control signal
  • the present invention relates to an information recording medium such as a high-density optical disk capable of recording various types of information such as main video, audio, sub-video, and reproduction control information at a high density, an information recording apparatus for recording information on the information recording medium, and Method, information reproducing apparatus and method for reproducing information from the information recording medium, information recording / reproducing apparatus and method capable of both recording and reproduction, computer program for recording or reproduction control, and reproduction control
  • the invention relates to the technical field of data structures containing control signals. Background art
  • DVDs have become popular as optical discs on which various information such as main video, audio, sub-video, and playback control information are recorded.
  • the main video information (video data), audio information (audio data), and sub-picture information (sub-picture data) are each packetized together with playback control information (navigation data) to achieve high efficiency.
  • It is multiplex-recorded on the disc in the program stream format of the MPEG2 (Moving Picture Experts Grouphase 2) standard, which is an encoding technology.
  • the main video information contains data compressed according to the MPEG video format (ISO13818-2) for one stream in one program stream.
  • audio information is recorded in multiple formats (ie, linear PCM, AC-3 and MPEG audio, etc.), and up to eight streams can exist in one program stream.
  • the sub-picture information is defined by a bit map and is recorded by compression in a run-length format, and up to 32 streams can exist in one program stream.
  • the adoption of the program stream format allows the selection of multiple streams of selectable audio information (for example, one movie, one stream of main video information).
  • original English audio, Japanese dubbed audio, ... and other streams, and multiple streams of selectable sub-picture information for example, Japanese subtitles, English) Subtitles,... etc. are multiplex-recorded.
  • the transport stream format of the MPEG 2 standard has been standardized, which is suitable for data transmission.
  • a plurality of elementary streams are transmitted simultaneously.
  • a plurality of programs or programs such as a large number of satellite digital broadcast television channels, are multiplexed in a time-division manner and transmitted simultaneously on one satellite wave. Disclosure of the invention
  • the present invention has been made in view of the above-described problems, and allows still image information having a relatively large data amount to be multiplex-recorded together with moving image information, audio information, and the like.
  • Information recording medium, information recording apparatus and method, information recording apparatus and method, information recording and reproducing apparatus and method, computer program for recording or reproduction control, and control for reproduction control while reproducing the still image information It is an object to provide a data structure including a signal.
  • the information recording medium of the present invention has a structure in which an entire stream including a plurality of partial streams each composed of a series of content information is stored in physically accessible units.
  • An information recording medium that is multiplex-recorded in a packet unit, and is a logically accessible unit, and stores object data including a plurality of packets each including a packet for storing a fragment of the content information.
  • the multiplexing includes: an object data file to be stored; a reproduction sequence information file that stores reproduction sequence information that defines a reproduction sequence of the object data; and reproduction control information for controlling reproduction of the object data. Defining the correspondence between a plurality of buckets to be created and the plurality of partial streams.
  • An object information file that stores correspondence definition information, wherein the entire stream includes a partial stream composed of still image information, which is one of the content information, and the plurality of partial streams. And further includes another partial stream composed of still image control information for controlling the display of the still image information.
  • an entire stream such as at least a part of an MPEG-2 transport stream includes a plurality of partial streams such as an elementary stream.
  • the partial stream is composed of a series of contents that can be reproduced by the information reproducing apparatus, such as video information or sub-video information (for example, video data or sub-picture data) or audio information (for example, audio data). Be composed. That is, in this application, one “partial stream”
  • the “system” refers to a single data array or information array such as a video stream, an audio stream, a sub-picture stream, etc., which form a series of contents, such as an elementary stream.
  • one “whole stream” refers to a data array or information array in which a plurality of partial streams are bundled.
  • the entire stream may be an MPEG-2 transport stream composed of m elementary streams (where m is a natural number of 2 or more) and n (n , N is a natural number of 2 or more and less than m).
  • a data array or an information array formed by bundling the elementary streams may be used.
  • the entire stream includes at least one partial stream (for example, a sub-picture stream) composed of still image information and still image control information.
  • the entire stream configured as described above is multiplex-recorded on the information recording medium in units of packets (for example, TS packets described later), which are units physically accessible by the information reproducing apparatus.
  • the object data file is a unit logically accessible by the information reproducing apparatus and stores object data composed of a plurality of packets each storing a fragment of content information.
  • the reproduction sequence information file stores reproduction sequence information (for example, play list information) that specifies a reproduction sequence of the object data stored in the object data file.
  • the object information file includes correspondence definition information that defines the correspondence between a plurality of multiplexed packets and a plurality of partial streams (for example, an ES map table described later and an ES_PID (ES Bucket ID), ES address information, or AU table.
  • correspondence definition information that defines the correspondence between a plurality of multiplexed packets and a plurality of partial streams (for example, an ES map table described later and an ES_PID (ES Bucket ID), ES address information, or AU table.
  • one or more desired partial streams of the entire stream can be selectively reproduced based on the correspondence definition information.
  • the reproduction is scheduled based on the reproduction sequence information. Can be executed in accordance with the reproduced sequence.
  • the various information stored in the object information file and the reproduction sequence information file are not multiplexed on the information recording medium in the unit of the packet. Therefore, based on the reproduction control information and the reproduction sequence information, the object in the information reproducing apparatus is determined. Data can be reproduced relatively easily.
  • the whole stream includes a partial stream composed of still image information (for example, a sub-picture stream for still image information).
  • a partial stream for example, a sub-picture stream for still image control information. Therefore, at the time of reproduction, the still image information on one partial stream is obtained by the still image control information on a separate partial stream (that is, stored in a packet constituting a separate partial stream). Display can be controlled. Further, the same still image information on one partial stream can be displayed and controlled in different formats by a plurality of still image control information on a plurality of separate partial streams.
  • different display is possible by reusing the same still image information, so that the amount of data required to execute still image display as a whole can be reduced, and the structure of recorded data can be simplified. It is also possible to achieve. Alternatively, different display is possible by using the same still image control information for a plurality of pieces of still image information.
  • the still image information and its control information are read every time the still image information composed of, for example, bitmap data or JPEG data is displayed, and the information is discarded when the display is completed.
  • the data processing load for displaying a still image can be reduced and the data use efficiency can be improved.
  • the still picture information included as the sub-picture stream in the transport stream of MPEG2 can be appropriately reproduced together with other main video information and audio information, or alone.
  • special playback such as time search, chapter search, fast forward, and rewind, that is, when starting playback from an arbitrary time, a relatively large data amount such as a bitmap or JPEG
  • the image information can be efficiently reproduced together with the moving image information and the audio information in any case, and the increase in the load in the reproducing process is effectively suppressed.
  • the correspondence definition information includes at least a part of a serial number of a bucket constituting each partial stream and a display start time corresponding to the serial number. Address information for each of the plurality of partial streams.
  • the packet related to the one partial stream is a still image information set including the still image information and further includes structure information indicating the structure thereof.
  • the packet relating to the other partial stream includes a packet for storing each fragment of the still image information set, and the packet relating to the other partial stream is a still image information set including the still image control information, and is structural information indicating the structure thereof.
  • a packet for storing the fragments of the still image information set further including ⁇
  • the packet related to the partial stream for still image information includes a packet that stores a still image information set including still image information and structure information.
  • the packet relating to the partial stream for still image control information includes a packet storing a still image information set including still image control information and structural information.
  • the “still image information set” has a predetermined structure in which the data amount is variable or fixed, including one or both of the still image information and the still image control information and the structure information indicating the structure. This is an information set.
  • the still image information or the still image control information included in the still image information set including this structural information is accessed according to the content.
  • one still image information set is composed of multiple or multiple packets. Even if the still image information set is identified by, for example, specifying the address of the first packet in which the identifier of the structural information or the like is arranged (for example, by counting the packets in the structure). The address of the still image information and still image control information included in the image can be specified. As a result, the display control of the still image information in the still image information set on one partial stream can be performed based on the still image control information in the still image information set on another partial stream.
  • the packet storing the structure information may be placed at the top of a plurality of buckets according to the still image information set.
  • the structure of the still image information set can be specified by searching for and reading the first packet of the still image information set in the object data file during reproduction. This makes it possible to easily specify a bucket that stores the still image information and the still image control information that make up the still image information set.
  • the entire structure information and a part of the still image information or the still image control information may be stored in the same first packet.
  • the structure may be such that only the structure information is stored in one head packet.
  • the structure information may be configured to be stored in a plurality of packets.
  • the structure information includes an identifier of the still image information, a data length of the still image control information, a data length of the still image information, and a recording position of the still image information. At least the identifier may be included in the indicated location information.
  • each still image information set is searched for in the object data file by searching for an “identifier” of the still image information set, for example, by first narrowing down to an entry section specified at the time of reproduction as described later. Can be found relatively quickly and easily.
  • a still image information set including still image control information it is possible to specify how many packets storing this information are arranged based on the data length of the still image control information.
  • a still image information set including still image information it is possible to specify how many buckets storing this information are arranged based on the data length of the still image information.
  • one still image information set includes Even if the packet is divided into a number of packets, it is possible to specify the addresses of all the packets in the still image information set by specifying the address of the first packet. In other words, the amount of data in the correspondence definition information, particularly the address information of the packet, to be stored in the object information file can be reduced.
  • the position information indicating the recording position of the still image information in the case of the still image information set including the still image control information, the position information indicating the recording position of the still image information to be display-controlled (for example, an entry section) may be used.
  • the position information of the still image information is unnecessary because the still image information itself is included. In this case, for example, information indicating that the position information is invalid is described.
  • the correspondence definition information includes at least a part of a serial number of a bucket constituting each partial stream and a display start time corresponding to the serial number. Address information for each of the plurality of partial streams.
  • the position of the packet in the object data file can be specified based on the serial number of the packet and the display start time, and the desired partial stream can be appropriately reproduced.
  • the correspondence definition information is, for the one partial stream, the position in the address information among a plurality of packets constituting the one partial stream. It is determined whether or not the first packet of the still image information set including the still image information exists in one section of the entry specified by only two packets adjacent to each other. Flag may be included.
  • the corresponding definition information is By reference, the address information is not directly specified, but a section of the entry where they exist is specified instead. Then, after the entry section in which the still image information exists is specified, the multiplexed packet of the object file ⁇ , which is in the specified entry section, is searched for. Still image information can be found easily and quickly (for example, by finding its header, identifier, etc.).
  • between two packets is not described as between two consecutive numbers related to the two packets, but as between the display start times of the still image information related to the two packets. Is preferred. With such a description, even if some packets are removed by the editing work and the serial numbers of the packets are shifted from the beginning, there is no difference between the display times. However, in an environment where such editing work or the like can be ignored, the space between two packets may be described as between two consecutive numbers related to the two packets.
  • the correspondence definition information includes address information
  • the correspondence definition information includes, for the other partial stream, still image information including the still image control information in the entry section.
  • a flag may be included to indicate whether the first bucket in the set exists.
  • the address information is not directly specified by referring to the corresponding definition information for the still image control information. Instead, the entry section in which they exist is determined. Specified. Then, after the section of the entry where the still image control information exists is specified, the multiplexed packets in the object file that are actually in the specified entry section are searched for. By doing so, the still image control information can be searched out easily and quickly (for example, by finding its header, identifier, etc.).
  • the correspondence definition information includes address information as described above, and when the content information includes video information based on the MPEG-2 standard, the address information includes a serial number of a packet related to an I picture and a And a display start time corresponding to the display start time.
  • the serial number of the packet related to the I picture is Based on this, the address of the packet can be specified, and the I picture can be reproduced based on the display start time corresponding to the address. Further, based on the I picture, a B picture and a P picture can be reproduced, and when there is audio information corresponding to such video information, the audio information can be reproduced. In other words, it is possible to access packets related to I-pictures, and it is also possible to access packets related to video information and audio information related to the accessed I-pictures. Will be reproducible.
  • the amount of information to be recorded on the information recording medium as a whole is not necessary. Reduction can be achieved.
  • the still image control information includes information indicating a display start time of a still image displayed based on the still image information and a display time of the still image.
  • the still image reproduction using the corresponding still image information is performed according to the intention of the maker. Can be executed for a desired time.
  • the correspondence definition information may further include table information indicating, for each content information, a packet identification number uniquely assigned to a plurality of packets multiplexed at the same time.
  • table information for example, an ES map table or ES address information described later. You can quickly identify which bucket is being handled. As a result, a desired partial stream can be reproduced.
  • a third recording unit that records an object information file that stores correspondence definition information that defines correspondence relations among the content information, wherein the entire stream includes still image information that is one of the content information.
  • One of the plurality of partial streams as one of the plurality of partial streams, and in addition to this, another partial stream composed of still image control information for controlling the display of the still image information. Including.
  • an object data file for storing object data is recorded by first recording means such as a system controller, an encoder, a TS object generator described below, and an optical pickup.
  • a reproduction sequence information file for storing reproduction sequence information is recorded by a second recording means such as a system controller, an encoder, a TS object generator, and an optical pickup, which will be described later.
  • the whole stream includes one partial stream composed of still image information, and further includes another partial stream composed of still image control information.
  • various types of content information including bitmap and still image information such as JPEG, such as at least a part of the transport stream of MPEG2, are multiplex-recorded on the above-described information recording medium of the present invention. it can.
  • the information recording apparatus of the present invention can also adopt various aspects in correspondence with the various aspects of the information recording medium of the present invention described above.
  • the information recording method of the present invention physically stores an entire stream including a plurality of partial streams each composed of a series of content information on an information recording medium.
  • An information recording method for multiplexing recording in bucket units, which are accessible units, comprising a plurality of buckets including buckets each storing a fragment of the content information as well as a logically accessible unit.
  • a first recording step of recording an object data file storing object data a second recording step of recording a reproduction sequence information file storing reproduction sequence information defining a reproduction sequence of the object data, r
  • an object information file storing correspondence definition information defining the correspondence between the plurality of multiplexed buckets and the plurality of partial streams is provided.
  • a third recording step of recording wherein the entire stream includes one partial stream composed of still image information that is 3 of the content information as one of the plurality of partial streams,
  • other information including still image control information for controlling the display of the still image information is provided. Further comprising a part stream-.
  • an object data file storing object data is recorded in a first recording step, and a reproduction sequence information file storing reproduction sequence information is recorded in a second recording step.
  • an object information file storing correspondence definition information defining correspondence between a plurality of multiplexed packets and a plurality of partial streams is recorded as reproduction control information.
  • the whole stream includes one partial stream composed of still image information, and further includes another partial stream composed of still image control information.
  • various types of content information including still image information such as bitmaps and JPEG data, such as at least a part of the transport stream of MPEG2, can be multiplex-recorded on the above-described information recording medium of the present invention.
  • the optical pickup, the reading means such as a demodulator, Information is physically read from the information recording medium in packet units or the like. Then, based on reproduction control information and reproduction sequence information included in the read information, object data included in the read information is reproduced by reproduction means such as a system controller, a demultiplexer, and a decoder. Therefore, the content information multiplex-recorded on the information recording medium of the present invention can be appropriately reproduced as a series of content information. At this time, in particular, still image information such as bitmaps and JPEGs, which have a relatively large data amount, can be efficiently played back, and an increase in the load in the playback processing is effectively suppressed.
  • the information reproducing apparatus of the present invention can also adopt various aspects.
  • the reproducing means includes at least one of the still image information read from the one partial stream and the still image control information read from the other partial stream.
  • One is temporarily stored in a buffer, and display control for the still image information is executed based on the still image control information.
  • an information reproducing method is an information reproducing method for reproducing the recorded content information from the above-described information recording medium (including various aspects thereof), A reading step of physically reading the information from the information recording medium; and, based on the reproduction control information and the reproduction sequence information included in the information read in the reading step, included in the information read in the reading step. Reproducing the object data to be reproduced.
  • the information reproducing apparatus of the present invention in the reading step, information is physically read from the information recording medium in packet units or the like. Then, in the reproduction step, the object data included in the read information is reproduced based on the reproduction control information and the reproduction sequence information included in the read information. Therefore, the content information multiplex-recorded on the information recording medium of the present invention can be appropriately reproduced as a series of content information. In particular, bitmaps and JPEs with relatively large data Still image information such as G can be played back efficiently, and the increase in the burden of playback processing is effectively suppressed.
  • the information reproducing method of the present invention can also adopt various aspects in correspondence with the various aspects of the information recording medium of the present invention described above.
  • an information recording / reproducing apparatus of the present invention records the content information on the information recording medium of the present invention (including various aspects thereof) and reproduces the recorded content information.
  • An information recording / reproducing apparatus comprising: first recording means for recording the object data file; second recording means for recording the reproduction sequence information file; and third recording means for recording the object information file.
  • Reading means for physically reading information from the information recording medium; and information read by the reading means based on the reproduction control information and the reproduction sequence information contained in the information read by the reading means.
  • Reproducing means for reproducing the contained object data.
  • the first recording means records the object data file
  • the second recording means records the reproduction sequence information file. Record, and record the object information file by the third recording means.
  • information is physically read from the information recording medium by the reading means, and the reproduction control information and the reproduction sequence information included in the read information are read by the reproducing means.
  • the object data included in the read information is reproduced based on the information.
  • various types of content information including still image information such as bitmaps and JPEG, such as at least a part of the MPEG-2 transport stream, can be multiplex-recorded on the above-described information recording medium of the present invention.
  • the multiplex-recorded content information can be properly reproduced, including still image reproduction.
  • the information recording / reproducing apparatus of the present invention can also adopt various aspects in correspondence with the various aspects of the information recording medium of the present invention described above.
  • an information recording / reproducing method of the present invention records the content information on the information recording medium of the present invention (including various aspects thereof) and reproduces the recorded content information.
  • An information recording / reproducing method comprising: Data file, a second recording step of recording the reproduction sequence information file, a third recording step of recording the object information file, and physically reading information from the information recording medium.
  • a reading step and, based on the reproduction control information and the reproduction sequence information included in the information read in the reading step, generating the object data included in the information read in the reading step. And a regeneration step.
  • an object data file is recorded in a first recording step, and a reproduction sequence information file is recorded in a second recording step. Record, and record the object information file in the third recording step.
  • the reading step physically reads the information from the information recording medium, and the reproducing step executes the reproduction control information and the reproduction sequence information included in the read information.
  • the object data included in the read information is reproduced based on the information.
  • various types of content information including still image information such as bitmaps and JPEG, such as at least a part of the MPEG-2 transport stream, can be multiplex-recorded on the above-described information recording medium of the present invention.
  • the multiplex-recorded content information can be properly reproduced, including still image reproduction.
  • the information recording / reproducing method of the present invention can also adopt various aspects.
  • a recording control computer program of the present invention is a recording control computer program for controlling a computer provided in the above-described information recording apparatus of the present invention (including its various aspects).
  • the computer functions as at least a part of the first recording unit, the second recording unit, and the third recording unit.
  • the computer program is read from a recording medium such as a ROM, a CD-ROM, a DVD-ROM, or a hard disk that stores the computer program, and executed by the computer. If the computer program is executed after being downloaded to the computer via the communication means, the above-described information recording apparatus according to the present invention is provided. Can be realized relatively easily.
  • a computer program for reproduction control of the present invention is a computer for reproduction control for controlling a computer provided in the above-described information reproducing apparatus of the present invention (including various aspects thereof).
  • the computer program for reproduction control of the present invention if the computer program is read from a recording medium such as a ROM, a CD-ROM, a DVD-ROM, or a hard disk that stores the computer program and executed by the computer, Alternatively, if the computer program is executed after being downloaded to a computer via communication means, the above-described information reproducing apparatus according to the present invention can be realized relatively easily.
  • a computer program for recording / reproducing control is a computer program for controlling a computer provided in the information recording / reproducing apparatus of the present invention (including its various aspects). And causing the computer to function as at least a part of the first recording unit, the second recording unit, the third recording unit, and the reproducing unit.
  • the computer program can be read and executed from a recording medium such as a ROM, a CD-ROM, a DVD-ROM, or a hard disk that stores the computer program.
  • a recording medium such as a ROM, a CD-ROM, a DVD-ROM, or a hard disk that stores the computer program.
  • the computer program is executed after being downloaded to a computer via the communication means, the above-described information recording / reproducing apparatus according to the present invention can be realized relatively easily.
  • the data structure including the control signal of the present invention is capable of physically accessing an entire stream including a plurality of partial streams each composed of a series of content information. That is multiplexed and recorded in packet units, which are logical units, and that stores logically accessible object data that is composed of a plurality of buckets including packets that respectively store fragments of the content information.
  • Playback data file and a playback sequence information file that stores playback sequence information that defines the playback sequence of the object data.
  • Object information that stores, as reproduction control information for controlling reproduction of the object data, correspondence definition information that defines a correspondence between the plurality of multiplexed buckets and the plurality of partial streams.
  • File, and the whole stream includes one partial stream composed of still image information as one of the content information as one of the plurality of partial streams. And further includes another partial stream composed of still image control information for controlling the display of the still image information.
  • a still image such as a bit map or a JPEG is compliant with the transport stream of MPEG2, for example.
  • Complex content information including information can be multiplex-recorded and played back including still image playback.
  • the data structure including the control signal of the present invention can also adopt various aspects, corresponding to the various aspects of the information recording medium of the present invention described above.
  • a first program storage device of the present invention is a program storage device that can be read by a computer provided in an information recording device, in order to solve the above-mentioned problem. It explicitly embodies a computer program capable of executing the program.
  • a second program storage device is a program storage device readable by a computer provided in an information reproducing device, in order to solve the above-mentioned problem. It explicitly embodies a computer program capable of executing the program.
  • a third program storage device of the present invention is a program storage device that can be read by a computer provided in an information recording / reproducing device in order to solve the above-mentioned problem.
  • the computer program is read into a computer from a program storage device such as a ROM, a CD-ROM, a DVD-ROM, or a hard disk that stores the computer program. Or execute the computer program via communication means. If the program is executed after being downloaded to a computer, the above-described information recording method, information reproducing method, or information recording / reproducing method according to the present invention can be realized relatively easily.
  • a computer data signal embodied by the first transmission wave according to the present invention is a series of computer data signals for causing a computer provided in an information recording apparatus to execute the information recording method according to the present invention. Indicates an instruction.
  • a computer data signal embodied by the second transmission wave according to the present invention is a series of computer data signals for causing a computer provided in an information reproducing apparatus to execute the information reproducing method according to the present invention. Indicates an instruction.
  • a computer data signal embodied by the third transmission wave according to the present invention is configured to cause a computer provided in an information recording / reproducing apparatus to execute the above-described information recording / reproducing method of the present invention in order to solve the above-mentioned problems.
  • a computer provided in an information recording / reproducing apparatus to execute the above-described information recording / reproducing method of the present invention in order to solve the above-mentioned problems.
  • Here is a simple sequence of instructions.
  • the computer program is downloaded to a computer by a computer data signal via a computer network or the like, and is executed.
  • the above-described information recording method, information reproducing method, or information recording / reproducing method according to the present invention can be realized relatively easily.
  • FIG. 1 shows the basic structure of an optical disk as an embodiment of the information recording medium of the present invention.
  • the upper part is a schematic plan view of an optical disk having a plurality of areas, and the lower part corresponding thereto is shown in FIG.
  • FIG. 4 is a schematic conceptual view of an area structure in the radial direction.
  • Fig. 2 shows a schematic conceptual diagram of the conventional MPEG 2 program stream (Fig. 2 (a)) and a schematic conceptual diagram of the MPEG 2 transport stream used in this embodiment (Fig. 2 (b)). It is.
  • FIG. 3 is a diagram schematically illustrating a data structure recorded on the optical disc of the present embodiment.
  • FIG. 4 schematically shows the details of the data structure in each object shown in Fig. 3.
  • FIG. 4 schematically shows the details of the data structure in each object shown in Fig. 3.
  • FIG. 5 shows that the elementary stream for the upper program # 1 and the elementary stream for the middle program # 2 in this embodiment are multiplexed, and the transport stream for these two programs is multiplexed.
  • FIG. 3 is a diagram conceptually showing how is configured with the horizontal axis as a time axis.
  • FIG. 6 conceptually shows an image of a TS packet multiplexed in one transport stream in the present embodiment as a bucket arrangement along time.
  • FIG. 7 is a diagram schematically illustrating a logical configuration of data on an optical disc in the embodiment, focusing on development from a logical hierarchy to an object hierarchy or a physical hierarchy.
  • FIG. 8 is a block diagram of the information recording / reproducing apparatus according to the embodiment of the present invention.
  • FIG. 9 is a flowchart showing a recording operation (No. 1) of the information recording / reproducing apparatus in the present embodiment.
  • FIG. 10 is a flowchart showing a recording operation (No. 2) of the information recording / reproducing apparatus in the present embodiment.
  • FIG. 11 is a flowchart showing a recording operation (part 3) of the information recording / reproducing apparatus in the present embodiment.
  • FIG. 12 is a flowchart showing a recording operation (part 4) of the information recording / reproducing apparatus in the present embodiment.
  • FIG. 13 is a flowchart showing a reproducing operation of the information recording / reproducing apparatus in the present embodiment.
  • FIG. 14 is a conceptual diagram showing an example of a data structure in EST address information related to a video stream constructed in an ES map table in object information in the embodiment.
  • FIG. 15 is a conceptual diagram schematically showing an example of the position of the TS bucket registered in the ES address information of the video stream on the TS object with respect to the time axis.
  • FIG. 16 shows the contents of SP data, SP control information, and structure information according to the first method of acquiring SP data and SP control information in the embodiment. It is a conceptual diagram.
  • FIG. 17 is a diagram illustrating a subpicture structure according to the embodiment.
  • FIG. 18 is a conceptual diagram showing the packet arrangement conditions employed in the first acquisition method on the time axis of the TS object.
  • FIG. 19 is a conceptual diagram showing an acquisition procedure in the first acquisition method.
  • FIG. 20 is a conceptual diagram showing the data structure (SP data identification flag) of the ES address information relating to the sub-picture stream (stream for SPD) in the TS object # shown in FIG.
  • FIG. 21 is a conceptual diagram showing a data structure (SCP identification flag) of the ES address information related to the sub-picture stream (SCP stream) in the TS object shown in FIG.
  • FIG. 22 is a conceptual diagram showing the structure information, the SP control information, and the contents of the SP data according to the second method of acquiring the SP data and the SP control information in the embodiment.
  • FIG. 23 is a conceptual diagram showing an acquisition procedure in the second acquisition method.
  • FIG. 24 is a conceptual diagram showing a specific example of the structure information and the SP control information according to the second acquisition method.
  • FIG. 25 is a conceptual diagram showing a form in which a new sub-picture is formed by applying SP control information to SP data in a specific example of still image playback control according to the embodiment.
  • FIG. 26 is a conceptual diagram showing a form in which a subframe is cut out from SP data in a specific example of still image playback control.
  • FIG. 27 is a conceptual diagram showing the data structure of the AU and PU when sub-picture data and a plurality of SP control information are provided separately in separate streams in a specific example of still image playback control. It is.
  • FIG. 28 is a conceptual diagram showing the relationship between an SPD stream and a plurality of SCP streams in a specific example of still image playback control.
  • FIG. 29 is a conceptual diagram showing one display mode in which a sub-frame is cut out from a sub-picture and displayed in a specific example of still image reproduction control.
  • FIG. 30 is a conceptual diagram showing another display mode in which a sub-frame is cut out from a sub-picture and displayed in a specific example of reproduction control of a still image.
  • FIG. 32 is a diagram schematically illustrating a specific example of the data configuration of the disk information file in a specific example according to the present embodiment.
  • FIG. 33 is a diagram schematically illustrating a specific example of the data configuration of the title information table included in the disk information file in a specific example according to the present embodiment.
  • FIG. 34 is a diagram schematically illustrating a specific example of a data configuration in a playlist information table constructed in a playlist information file in a specific example according to the present embodiment.
  • FIG. 35 is a diagram schematically showing a specific example of a data configuration in an AU table constructed in an object information file and an ES map table associated therewith in one specific example according to the present embodiment.
  • the information recording medium of the present invention is applied to an optical disk of a type capable of recording (writing) and reproducing (reading).
  • FIG. 1 is a schematic plan view showing the structure of an optical disk having a plurality of areas on the upper side, and the area structure in the radial direction is shown on the lower side in association with a conceptual diagram.
  • the optical disc 100 can be recorded by various recording methods, such as a magneto-optical method and a phase change method, which can record (write) plural times or only once.
  • a magneto-optical method and a phase change method which can record (write) plural times or only once.
  • An area 108 is provided.
  • a group track and a land track are provided alternately in a spiral or concentric manner centering on the center hole 102, and this group track may be coupled.
  • Prepits may be formed on one or both of the tracks.
  • the present invention is not particularly limited to an optical disk having such three areas.
  • Fig. 2 (a) schematically shows the structure of an MPEG 2 program stream in a conventional DVD for comparison
  • Fig. 2 (b) shows the MPEG 2 transport stream (TS).
  • TS MPEG 2 transport stream
  • one program stream includes only one video stream for video data as main video information along the time axis t, and further, an audio stream for audio data as audio information.
  • Streams for sub-picture data as sub-picture information. That is, the video data multiplexed at an arbitrary time tX relates to only one video stream. For example, a plurality of video streams corresponding to a plurality of television programs or a plurality of movies are simultaneously transmitted. It cannot be included in the program stream.
  • at least one video stream is required for each TV program, so a DVD with only one video stream does not exist.
  • the program stream format it is not possible to multiplex and transmit or record multiple TV programs.
  • one transport stream includes a plurality of video streams as elementary streams (ES) for video data as main video information. It contains multiple audio streams as elementary streams (ES) for audio data as audio information, and multiple sub-picture streams as elementary streams (ES) for sub-picture data as sub-picture information.
  • the video data multiplexed at an arbitrary time tX relates to a plurality of video streams.
  • a plurality of video streams corresponding to a television program or a plurality of movies can be simultaneously included in the transport stream.
  • a plurality of television programs and the like can be multiplexed and transmitted or recorded.
  • the sub-picture stream is not transmitted.
  • the video stream, the audio stream, and the sub-picture stream are arranged in this order from the top for convenience of description, but the packet is arranged in this order as described later. It does not correspond to the order of multiplexing in units.
  • the transport stream conceptually, for example, one program corresponds to a group of one video stream, two audio streams, and two sub-picture streams.
  • the optical disc 100 of the present embodiment described above multiplexes the transport stream (TS) including a plurality of elementary streams (ES) within the limitation of the recording rate. It is configured to be recordable, that is, to be able to record a plurality of programs or programs simultaneously.
  • FIG. 3 schematically shows the data structure recorded on the optical disk 100
  • FIG. 4 schematically shows the details of the data structure in each object shown in FIG. It is shown.
  • a “title” is a playback unit that continuously executes a plurality of “playlists” ′.
  • a “playlist” is a file storing information necessary for reproducing an “object”, and is a plurality of “items” each storing information regarding a reproduction range of an object for accessing the object. It is configured. More specifically, each item describes “IN point information” indicating the start address of the object and “OUT point information” indicating the end address. Each of the “IN point information” and “OUT point information” may directly indicate an address, or a time or a time on a reproduction time axis.
  • the address may be indicated indirectly.
  • the “object” is the entity information of the content constituting the transport stream of the MPEG2 described above.
  • the optical disc 100 has four logical structures: a disc information file 110, a play (P) list information file 120, an object information file 130, and an object data file 140. And a file system 105 for managing these files.
  • FIG. 3 does not directly show the physical data arrangement on the optical disc 100, the arrangement order shown in FIG. 3 must be recorded so as to correspond to the arrangement order shown in FIG. That is, it is also possible to record the file system 105 etc. in the data recording area 106 following the lead-in area 104, and further record the object data file 140 etc. in the data recording area 106. . Even without the lead-in area 104 and the lead-out area 108 shown in FIG. 1, the file structure shown in FIG. 3 can be constructed.
  • the disc information file 110 is a file for storing comprehensive information on the entire optical disc 100, and includes the disc general information 112, the title information table 114, and other information 118. Store.
  • the disc total information 112 stores, for example, the total number of titles in the optical disc 100 and the like.
  • the title information table 114 stores, as logical information, the type of each title (for example, sequential playback type, branch type, etc.) and the play (P) list number that constitutes each title for each title. I do.
  • the play list information file 120 stores a play (P) list information table 122 indicating the logical configuration of each play list, which is composed of play (P) list general information 122 and , A play (P) list pointer 124, a plurality of play (P) lists 126 (P lists #l to #n), and other information 128.
  • This playlist information table 122 stores logical information of each playlist 126 in order of playlist number. In other words, the storage order of each playlist 1 26 is the playlist number.
  • the title information table 114 described above it is also possible to refer to the same playlist 126 from a plurality of titles. That is, even when the title #n and the title #m use the same playlist #p,
  • the playlist #p in the playlist information table 12 1 may be configured to point to the title information table 1 14.
  • the object information file 130 stores the storage location (that is, the logical address to be reproduced) in the object data file 140 for each item included in each playlist 126, and the reproduction of the item.
  • Various attribute information is stored.
  • the object information file 130 contains a plurality of AU (associate unit) information 1332 I (AU # 1 to AU # q) described in detail later.
  • Table 13 1, ES (elementary stream) map table 134, and other information 1 38 are stored.
  • the object data file 140 contains the transport stream (TS) ⁇ U TS object 14 2 (TS # 1 object to TS #s object), that is, the entity data of the content that is actually played back. , Store multiple.
  • the four types of files described with reference to FIG. 3 can be further divided into a plurality of files and stored, and all of them can be managed by the file system 105.
  • the object data file 140 can be divided into a plurality of object data files # 1, # 2,....
  • the TS object 142 shown in FIG. 3, which is a logically reproducible unit, is divided into a plurality of aligned units 143 each having a data amount of, for example, 6 kB.
  • the beginning of the aligned unit 144 coincides with the beginning of the TS object 142 (aligned).
  • Each aligned unit 144 is further subdivided into a plurality of source packets 144 each having a data amount of 192 B.
  • the source packet 144 is a physically reproducible unit, and at least video data, audio data, and sub-picture data of the data on the optical disc 100 are multiplexed in this unit, ie, a packet unit. Other information may be multiplexed in the same manner.
  • Each source packet 144 has a data amount of 4 B, and controls the reproduction of a packet arrival time stamp or the like indicating a reproduction start time of a TS (Transport Stream) packet on the reproduction time axis. Control information 1 4 5 and TS packet 1 4 having a data amount of 1 8 8 B 6 and.
  • the TS bucket 146 has a packet header 146a at the beginning thereof and has a bucket payload as a subsequent substantial data portion, and the video data is packetized to form a ⁇ video packet ''.
  • the audio data is packetized into an “audio packet”, or the sub-picture data is packetized into a “sub-picture packet” or other data. Toy dani.
  • FIGS. 5 and 6 video data, audio data, sub-picture data, etc. in the transport stream format as shown in FIG. 2 (b) are used for the TS packet 14 shown in FIG.
  • the point of multiplex recording on the optical disc 100 will be described with reference to FIG.
  • Fig. 5 shows that the elementary stream (ES) for the upper program # 1 (PG1) and the elementary stream (ES) for the middle program # 2 (PG2) are multiplexed.
  • Fig. 6 conceptually shows how the transport stream (TS) for these two programs (PG 1 & 2) is constructed using the horizontal axis as the time axis. It conceptually shows the image of TS packets multiplexed in one transport stream (TS) as a packet sequence along time.
  • the elementary stream for program # 1 (upper part) is composed of, for example, a TS packet 146 in which video data for program # 1 is packetized on the time axis (horizontal axis). On the other hand, they are arranged discretely.
  • the elementary stream (middle) for program # 2 is, for example, a TS packet 146 in which video data for program # 2 is packetized and arranged discretely with respect to the time axis (horizontal axis). I get it. Then, these TS packets 146 are multiplexed to construct a transport stream (lower) for these two programs.
  • audio data is actually packetized as an elementary stream for program # 1.
  • Elementary stream consisting of a TS bucket that has been divided into sub-picture streams consisting of TS buckets in which sub-picture data is packetized.
  • an element stream for program # 2 is also provided.
  • An element consisting of a TS bucket in which audio data is bucketed as a tally stream.
  • a sub-picture stream composed of a mental stream and a TS bucket in which sub-picture data is bucketed may be similarly multiplexed.
  • one TS stream is constructed from a large number of TS packets 146 multiplexed in this way. Then, a large number of TS buckets 146 are multiplexed and recorded on the optical disc 100 with information of a packet arrival time stamp and the like 145 added in such a multiplexed form.
  • This packet ID is unique among a plurality of TS packets 146 multiplexed at the same time so that even if a plurality of TS buckets 146 are multiplexed at the same time, they can be distinguished from each other. Value has been assigned.
  • the PAT program association table
  • the PMT program map table
  • the PAT stores a table indicating bucket IDs of a plurality of PMTs.
  • the MPEG2 standard specifies that a PAT is given (0000) as a predetermined packet ID as shown in FIG. That is, among a large number of packets multiplexed at the same time, a TS packet 146 having a PAT packet is detected as a TS packet 146 having a packet ID of (0000). It is configured to be.
  • the PMT stores, for one or a plurality of programs, a table indicating a bucket ID for each elementary stream constituting each program.
  • An arbitrary bucket ID can be given to the PMT, and these bucket IDs are indicated by the PAT that can detect the packet ID as (00 0) as described above. Therefore, of the many packets multiplexed at the same time, the TS packet 146 whose PMT is packetized (that is, the packet IDs (100), (200), (200) in FIG. 6) The TS packet 146) to which 300) is assigned is configured to be detected by PAT.
  • the tuner can extract the element corresponding to the desired elementary stream from the multiplexed bucket and demodulate it. .
  • such a PAT or PMT packet is included as the TS packet 146 stored in the TS object 142 shown in FIG. That is, when the transport stream as shown in FIG. 6 is transmitted, there is obtained a great advantage that the data can be recorded on the optical disc 100 as it is.
  • the PAT or PMT recorded in this manner is not referred to when the optical disc 100 is reproduced, and instead, the AU table 13 1 and the ES shown in FIG.
  • the map table 134 By referring to the map table 134, more efficient reproduction is possible, and complicated multi-vision reproduction can be dealt with. For this reason, in the present embodiment, for example, the correspondence between the elementary stream and the packet obtained by referring to the PAT and PMT at the time of demodulation and recording is described by the AU table 13 1 and the ES map table 13 4 It is stored in the object information file 130 in the form of and without bucketing or multiplexing.
  • FIG. 7 schematically shows the logical configuration of data on the optical disc 100, focusing on the development from the logical layer to the object layer or the entity layer.
  • titles 200 which are logically large groups such as one movie and one television program, are recorded on the optical disc 100, for example.
  • Each title 200 is logically composed of one or more playlists 126.
  • a plurality of playlists may have a sequential structure or a branch structure.
  • one title 200 is composed of one playlist 126. It is also possible to refer to one playlist 126 from a plurality of titles 200.
  • Each play list 126 is logically composed of a plurality of items (play items) 204.
  • the plurality of items 204 may have a sequential structure or a branch structure.
  • one key It is also possible to refer to item 204 from a plurality of playlists 126.
  • the playback range of the TS object 142 is logically designated by the above-mentioned IN point information and OUT point information described in the item 204. Then, by referring to the object information 130d for the playback range logically specified, the playback range of the TS object 142 is physically specified finally through the file system. Is done.
  • the object information 134 d is attribute information of the TS object 142, and TS objects 14 such as ES address information 134 d required for data search in the TS object 142. 2 includes various information for reproducing (the ES map table 134 shown in FIG. 3 includes a plurality of such ES address information 134d).
  • the physical address to be reproduced in the TS object 142 is obtained from the item 204 and the object information 130. Then, the reproduction of the desired elementary stream is executed.
  • the IN point information and the OUT point information described in the item 204 and the ES map table 13 4 of the object information 130 d are described.
  • the dress information 134d the logical hierarchy in the reproduction sequence is associated with the object hierarchy, and the elementary stream can be reproduced.
  • multiplex recording is performed on the optical disc 100 in units of TS packets 146, whereby a large number of element leases as shown in FIG.
  • the transport stream including the stream can be multiplex-recorded on the optical disc 100.
  • a plurality of programs or a plurality of programs can be recorded simultaneously within the limit of the recording rate.
  • a method of multiplexing and recording a plurality of programs or a plurality of programs on 42 is adopted.
  • an embodiment of an information recording / reproducing apparatus capable of executing such a recording process will be described.
  • FIG. 8 is a block diagram of the information recording / reproducing apparatus
  • FIGS. 9 to 13 are flowcharts showing the operation.
  • an information recording / reproducing device 500 is roughly divided into a reproducing system and a recording system, and is capable of recording information on the optical disk 100 described above and reproducing the information recorded thereon. It is configured to be possible.
  • the information recording / reproducing device 500 is for recording / reproducing as described above.
  • the embodiment of the recording device of the present invention can be constituted from its recording system part.
  • an embodiment of the information reproducing apparatus of the present invention can be constructed from the reproducing system.
  • the information recording / reproducing device 500 includes an optical pickup 502, a servo unit 503, a spindle motor 504, a demodulator 506, a demultiplexer 508, a video decoder 511, and an audio decoder 5.
  • the system controller 520 includes a file (Fi 1 e) system Z logical structure data generator 52 1 and a file (File) system / logical structure data reader 52 2.
  • a memory 530 and a user interface 720 for inputting user information such as title information are connected to the system controller 520.
  • a reproducing system is generally configured.
  • a recording system is configured.
  • the optical pickup 502, the servo unit 503, the spindle motor 504, the system controller 520 and the memory 530, and a user interface 7 for performing user input of title information and the like. 20 is generally shared by both the reproduction system and the recording system.
  • a TS object data source 700 for the recording system, a TS object data source 700, a video data source 711, an audio data source 71 2, and a sub-picture data source 7 13 are prepared.
  • the file system logical structure data generator 521 provided in the system controller 520 is mainly used in the recording system, and the file system logical structure reader 522 is mainly used in the reproducing system. Can be
  • the optical pickup 502 irradiates the optical disk 100 with an optical beam LB such as a laser beam at a first power as a reading light at the time of reproduction and at a second power as a writing light at the time of recording. Irradiation is performed with modulation.
  • the servo unit 503 performs control such as focusing and tracking in the optical pickup 502 under the control of the control signal Sc1 output from the system controller 52.
  • the spindle motor is operated in the spindle motor 504.
  • the spindle motor 504 is configured to rotate the optical disc 100 at a predetermined speed while receiving spindle servo by the servo unit 503.
  • a TS object data source 700 is composed of a recording storage such as a video tape or a memory, and stores the TS object data D1.
  • information of each title logically configured on the optical disc 100 using the TS object data D 1 (for example, the configuration of the playlist) is transmitted from the user interface 720.
  • the information is input to the system controller 520 as a user input I2 such as title information.
  • the system controller 520 fetches a user input I2 such as title information from the user interface 720 (step S2l: Yes and step S22).
  • control by the control signal Sc4 from the system controller 520 is performed.
  • the TS object data source 700 is controlled by the control signal Sc8 instructing data reading from the system controller 520, and outputs the TS object data D1.
  • the system controller 520 fetches the TS object data D1 from the TS object source 700 (step S23), and uses the TS analysis function in the file system logical structure data generator 521 to execute the process. For example, based on the PAT, PMT, and the like bucketed together with the video data as described above, analysis of the data array (for example, recording data length, etc.) in the TS object data D1, and the configuration of each elementary stream ( For example, an ES—PID (elementary stream packet identification number) is understood (described later) (step S24).
  • ES—PID elementary stream packet identification number
  • the system controller 520 determines the file system / logical structure based on the user input 12 such as the captured title information and the data array of the TS object data D1 and the analysis result of each elementary stream.
  • the data generator 521 generates the logical information file data D4 as the disk information file 110, the playlist information file 120, the object information file 130, and the file system 105 (see FIG. 3). ) Is created (step S25).
  • the memory 530 is used when creating such logical information file data D4.
  • a formatter 608 is a device that performs a data array format for storing both the TS object data D 1 and the logical information file data D 4 on the optical disc 100. More specifically, the formatter 608 includes a switch Sw 1 and a switch Sw 2, and is subjected to switching control by a switch control signal Sc 5 from the system controller 520, to thereby generate a TS object.
  • the data D1 is formatted, connect the switch Sw1 to the The switch Sw 2 is connected to the 1 side to output TS object data D 1 from the TS object data source 700.
  • the transmission control of the TS object data D1 is performed by a control signal Sc8 from the system controller 520.
  • the formatter 608 is controlled by the switch control signal Sc5 from the system controller 520 to switch the switch Sw2 to the 2 side. It is configured to connect and output logical information file data D4.
  • step S26 in FIG. 9 the switching control by the formatter 608 configured in this way allows (i) the logical information file from the file system / logical structure data generator 521 in step S25.
  • the data D4 or (ii) TS object data D1 from the TS object data source 700 is output via the formatter 608 (step S26).
  • the selected output from the formatter 608 is sent to the modulator 606 as disc image data D 5, modulated by the modulator 606, and sent to the optical disk 100 via the optical pickup 502. (Step S27).
  • the disk recording control at this time is also executed by the system controller 520.
  • Step S28 No.
  • the recording order of the logical information file data D4 and the corresponding TS object data D1 may be either earlier or later.
  • step S29 determines whether or not to end recording on the optical disk 100 based on the presence or absence of an end command. 29: No) Return to step S21 and continue the recording process. On the other hand, if the recording should be terminated (step S29: Yes), a series of recording processing is terminated.
  • the information recording / reproducing device 500 performs the recording process when using the created TS object.
  • the logical information file data D4 is created in step S25. After that, in step S26, the data output of the logical information file data D4 and the corresponding TS object data D1 is executed, but before step S25, the TS object data D1 is output. It is also possible to execute output and recording on the optical disc 100, and to generate or record the logical information file data D4 after this recording or concurrently with this recording.
  • the TS object data source 700 is composed of, for example, a receiver (set-top box) that receives the digital broadcast being broadcast.
  • D1 is received and transmitted to the formatter 608 in real time (step S41).
  • reception information D3 including program configuration information decrypted at the time of reception and ES-PID information described later (that is, data corresponding to data transmitted through the interface between the receiver and the system controller 520). ) Is taken into the system controller 520 and stored in the memory 530 (step S444).
  • the TS object data D1 output to the formatter 608 is output to the modulator 606 by the switching control of the formatter 608 (step S42), and is recorded on the optical disc 100. (Step S43).
  • the file system / logical structure generator 52 is used by using the program configuration information and the ES_PID information contained in the reception information D3 which is fetched at the time of reception and stored in the memory 530.
  • the logical information file data D4 is created by step 1 (step S24 and step S25). After the recording of the series of TS object data D1, the logical information file data D4 is additionally recorded on the optical disc 100 (steps S46 and S47). The processing in steps S24 and S25 may also be performed after the end of step S43. Further, if necessary (for example, when editing a part of the title), the user input 12 such as the title information from the user interface 720 is stored in the program stored in the memory 530.
  • the logical information file data D4 may be created by the system controller 520 by adding it to the configuration information and ES-PID information, and this may be additionally recorded on the optical disk 100.
  • the information recording / reproducing device 500 performs the recording process when the transport stream being broadcast is received and recorded in real time. If all received data at the time of broadcasting is stored in the archive device and used as the TS object source 700, the same processing as in the above-mentioned "when using a created TS object" is performed. Is enough.
  • the video data source 711, the audio data source 712, and the sub-picture data source 713 are each, for example, a video tape. And video and video data DV, audio data DA, and sub-picture data DS.
  • These data sources receive video data DV, audio data DA and sub-picture data DS under the control of a control signal Sc8 for instructing data read from the system controller 520, respectively. 11, and transmitted to the audio encoder 612 and the sub-picture encoder 613 (step S61). Then, a predetermined type of encoding process is executed by the video encoder 611, the audio encoder 612, and the sub-picture encoder 613 (step S62).
  • the TS object generator 610 converts the data thus encoded into TS object data forming a transport stream ( Step S63).
  • the data arrangement information of each TS object data for example, recording data length, etc.
  • the configuration information of each elementary stream for example, ES-PID described later
  • the data is sent to the system controller 520 as 6 and stored in the memory 530 (step S66).
  • the TS object data generated by the TS object generator 610 is sent to the switch SW1 of the formatter 608 at the 2 side. That is, when the TS object data from the TS object generator 610 is formatted, the formatter 608 is subjected to switching control by the switch control signal Sc 5 from the system controller 520, and the switch Sw 1 Is set to the 2 side and the switch Sw 2 is connected to the ⁇ ⁇ side to output the TS object data (step S64). Subsequently, the TS object data is recorded on the optical disc 100 via the modulator 606 (step S65).
  • the file system / logical structure generator 52 is used by using the data arrangement information of each TS object data and the configuration information of each elementary stream, which are loaded into the memory 530 as information I 6.
  • the logical information file data D4 is created by 1 (step S24 and step S25). After the recording of the series of TS object data D2, this is additionally recorded on the optical disk 100 (steps S67 and S68). Note that the processing in steps S24 and S25 may be performed after the end of step S65.
  • the user input I2 such as title information from the user interface 720 is stored in these memories 530.
  • the file system logical structure generator 5 21 may create logical information file data D 4, which may be additionally recorded on the optical disc 100.
  • the information recording / reproducing device 500 performs a recording process when recording separately prepared video data, audio data, and sub-picture data.
  • the authoring system by combining the recording processes in the above three cases, the authoring system generates a TS object, generates logical information file data, and the like in advance (step S81), and then executes the formatter.
  • the processing up to the switching control performed in step 608 is completed (step S82).
  • the information obtained by this operation is sent as disc image data D5 to the modulator 606 provided before and after the disc mastering machine (step S83), and the master machine uses this mastering machine. Creation is performed (step S84).
  • the still picture is included in the sub-picture data.
  • Data relating to image information and its control information for example, SP data, SP control information, their structure information or a header, which will be described later
  • data (SP data identification flag, SCP identification flag, etc.) relating to the control information of the still image is generated in the generation of the logical information file data in step S25, and the object is generated via the formatter 608. It is recorded in a part of the information file 130 (see FIG. 3) or the like in a form associated with the still image information (for example, in a table format associated with “entry section” described later).
  • a user interface 720 inputs a title to be reproduced from the optical disc 100 and reproduction conditions thereof to the system controller as a user input I2 such as title information.
  • the user interface 720 receives the control by the control signal Sc4 from the system controller 520, and responds to the content to be reproduced, for example, selection via the title menu screen. Input processing is enabled.
  • the system controller 520 controls the disk reproduction for the optical disk 100, and the optical pickup 502 sends the read signal S7 to the demodulator 506.
  • the demodulator 506 demodulates the recording signal recorded on the optical disc 100 from the read signal S7 and outputs it as demodulated data D8.
  • Logical information file data as an unmultiplexed information portion included in the demodulated data D8 (that is, the file system 105, disk information file 110, and P list information file 1 shown in FIG. 3). 20 and the object information file 130) are supplied to the system controller 520.
  • the system controller 520 executes various reproduction controls such as a reproduction address determination process and a control of the optical pickup 502.
  • the TS object data as the multiplexed information portion included in the demodulated data D8 is controlled by the control signal Sc2 from the demanoreplexer 508 and the system controller 520.
  • the control signal Sc2 is transmitted so as to start the demultipletus.
  • a video packet, an audio packet, and a sub-picture packet are transmitted, respectively, to the video decoder 511, the audio decoder 511, and the sub-picture decoder 513. Supplied. Then, the video data DV, the audio data DA and the sub-picture data DS are respectively decoded. Note that the PAT or PMT bucket included in the transport stream shown in FIG. 6 is included as a part of the demodulated data D8, but discarded by the demultiplexer 508. Is done.
  • the adder 514 is decoded by the video decoder 511 and the sub-picture decoder 513, respectively, under the control of the control signal Sc3 instructing the mixing from the system controller 520.
  • the video data DV and the sub-picture data DS are mixed or superimposed at a predetermined timing.
  • the result is output as a video output from the information recording / reproducing device 500 to, for example, a television monitor. You.
  • the audio data DA decoded by the audio decoder 512 is output from the information recording / reproducing device 500 as an audio output, for example, to an external speaker.
  • a title is selected by the user interface 720 (step S 11), and the reading result of the file system / logical structure reader 522 is used to determine the playback sequence by the system controller 520.
  • Acquisition of information is performed. Specifically, processing of the logical hierarchy (that is, acquisition of information indicating a playlist structure and information of each item constituting the playlist structure (see FIG. 7)) is performed (step S12). Thereby, the reproduction target is determined (step S13).
  • an object information file 130 relating to the TS object to be reproduced is obtained.
  • AU associate unit
  • PU presentation unit
  • the information is acquired as information stored in the file 130 (step S14). Based on the acquired information, the above-described logical hierarchy is associated with the object hierarchy (see FIG. 7).
  • step S15 the object to be played back and the playback address are determined (step S15), and the processing of the object hierarchy is started, that is, the playback is actually started. Start (step S16).
  • a "scene switch" command input corresponding to switching of PU 302 in AU 132 based on AU information 1321 and PU information 310 as described later is performed. Is monitored (step S17). If there is a command input of "scene switching” (step S17: Yes), the process returns to step SI5, and the processes in steps S15 to S17 are repeatedly executed. On the other hand, if there is no command input of “scene switching” (step S17: No), it is determined whether there is a command input to end the reproduction process (step S18). Here, if there is no command input for terminating (Step S18: No), the process returns to Step S11 and repeats the processes in Steps S11 to S18.
  • step S18: Yes : if there is a command input for terminating (step S18: Yes :), a series of reproduction processing ends.
  • the sub-picture data decoded by the sub-picture decoder 5 13 in step S 16 of FIGS. 8 and 13 is temporarily stored in the memory 54 ⁇ functioning as a buffer. Then, as described below, at least one of the SP data (still image data) and the SP control information (still image control data) included in the temporarily stored sub-picture data is transmitted to the system controller 5. It is read under the control of the control signal S c5 from 20. Then, by applying the SP control information to the SP data, a still image is displayed as part or all of the video output.
  • the SP control information may be configured to be temporarily stored in a dedicated area of the memory 530 (that is, only the SP data is temporarily stored in the memory 540).
  • a memory 540 can be constructed using a part of the memory 530.
  • This acquisition method is mainly performed by the information recording / reproducing device 500 (see FIG. 8) based on the ES address information in the object information and the SP data and SP control information in the sub-picture structure. It is what is performed.
  • Fig. 14 relates to the video stream built in the ES map table in the object information.
  • Table 15 shows an example of the data structure in the ES address information.
  • Figure 15 shows an example of the position of the TS packet registered in the ES address information of the video stream on the TS object. (Middle, horizontal direction).
  • Fig. 16 shows the SP data and SP control information and the contents of the structural information in a table according to the first acquisition method, and
  • Fig. 17 shows three types of these three data or information.
  • Fig. 3 schematically shows a sub-picture structure.
  • FIG. 18 schematically shows the arrangement conditions of the first packet of I picture, SP data, and SP control information used in the first acquisition method on the time axis of the TS object.
  • the acquisition procedure in the first acquisition method is schematically shown in Fig. 20.
  • Fig. 20 shows the elementary stream for SP data (hereinafter referred to as "SPD stream” as appropriate) constructed in the ES map table.
  • SPD stream elementary stream for SP data
  • Fig. 21 shows the elementary stream for SP control information (hereinafter referred to as "SCP stream” as appropriate) constructed in the ES map table.
  • SCP stream elementary stream
  • the ES (elementary stream) address information of the video stream shown in FIG. 14 is based on the ES address information 134 d (see FIG. 7) in the ES map template 134 shown in FIG. Described as part.
  • the video stream is an elementary stream of index # 14 shown in the ES map table of FIG. 35 described later in detail.
  • a packet that satisfies a predetermined condition is defined as the first bucket of an I-picture based on the MPEG2 standard, and the packet numbers and display start times corresponding to these packets are determined.
  • ES address information shown in FIG. This is because MPEG decoding can be started if the recording position of the I picture can be specified by the address information.
  • the TS address information is specified by two adjacent packets in the arrangement of only buckets whose recording position is specified by the ES address information. Each section on the object is defined as "one section".
  • a section in which ES address information is specified by adjacent packets q and r is set as an entry section # 0, and a section specified by a packet r and a packet s is set as entry section # 1.
  • the SP data and SP control information on the sub-stream corresponding to the video stream (that is, displayed simultaneously or in parallel with the video stream) and the still image are referred to as one entry section defined as above. It describes their existence depending on whether they are within the range or not.
  • the stream for SCP here is the elementary stream of index number # 17 shown in the ES map table of Fig. 35 described later in detail, and the stream for SPD is index number # 18.
  • the data or information related to the still image recorded on the SCP stream is the SP data 7 13 (FIG. 1) on the SPD stream. 6 (b)), SP control information 7 12 which constitutes an example of still image control information for display control of the sub-picture structure, and structural information (header) relating to the sub-picture structure which forms one sub-picture structure together with SP control information ) 7 1 1 and two data or information.
  • the data or information related to the still image recorded on the SPD stream is composed of SP data 713 which constitutes an example of still image information. It also includes two data or information, that is, structure information (header) 711 about the sub-picture structure that forms one sub-picture structure.
  • the structural information 7 11, the SP control information 7 12 and the SP data 7 13 the structural information 7 11 1 shown in FIG. SP control information 71 2 and sub-picture structure 70 1 including all the components of SP data 7 13, structural information 71 1 shown in Fig. 17 (b) and SP control information 7 12
  • the SP data 711 (see FIG. 16 (b)) of the sub-picture structure 703 (FIG. 17 (c)) ⁇ recorded on the SPD stream is mainly shown.
  • the SP control information 712 (see Fig. 16 (a)) in the subpicture structure 720 (Fig. 17 (b)) recorded on the SCP stream, Is performed. That is, the SP data 711 and the SP control information 712 acting on the SP data 711 are recorded on mutually different elementary streams, thereby performing efficient reproduction control.
  • a plurality of SP control information 712 on multiple SCP streams to SP data 713 on one SPD stream more efficient playback control is achieved. It performs
  • the SP data 7 13 in the sub-picture structure 70 1 (Fig. 17 (a)) recorded on other sub-picture streams is Similarly, the reproduction control of a still image may be performed by applying the SP control information 712 in the sub-picture structure 701 (FIG. 17 (a)). Alternatively, the SP data 7 13 in the sub-picture structure 7 0 1 (Fig. 17 (a)) recorded on the other sub-picture stream is compared with the sub-picture structure 7 recorded on the SCP stream. The playback control of the still image may be performed by applying the SP control information 7 12 (see FIG. 16 (a)) in 0 2 (FIG. 17 (b)).
  • the SP control information 7 12 and the SP data 7 13 are composed of a plurality of TS packets 1 4 6 It is divided into.
  • the structure information 7 1 1 is the top of the sub picture structure 70 1 to 703
  • the TS packet 146 in which the head of the SP control information 712 in such a sub-picture structure 702 is stored is called “SCP”.
  • the TS packet 146 in which the head of the SP data 713 in the subpicture structure 703 is stored is called “SPD”.
  • the sub-picture structure is arranged or belongs in the entry section” as shown in FIG. 15 means the sub-picture structures 71 1 and 70 0 shown in FIGS. 17 (a) and (b). 2 means that the header containing the SCP (that is, the packet that stores the structure information) is recorded in the entry section, and the sub-picture structure shown in Fig. 17 (c). Means that the header including the SPD is recorded in the entry section.
  • the structure information 711 in the sub-picture structure 702 has an “SP data identifier”.
  • the SP data identifier identifies SP data 713 included in another sub-picture structure on which the SP control information 712 included in the sub-picture structure 702 operates.
  • the structure information 711 in the sub-picture structure 702 further has information indicating “data length of SP control information”. Based on this, at the time of reproduction, it is specified to which packet the sub-picture structure 702 continues from the beginning of the structure information 7111.
  • the structure information 7 11 in the sub-picture structure 702 further includes “SP data position information”.
  • SP data position information At the time of reproduction, based on this, an entry section of the SP data 7 13 on which the SP control information 7 12 operates is specified.
  • the position information of such SP data the approximate position is described using the entry section shown in FIG.
  • the SP data 711 can be specified by searching for the SPD in the entry section, so even if the SP picture does not have the SP data 713 as in the sub-picture structure 702, it does.
  • the SP control information 7 1 2 can be made to act on the scheduled SP data.
  • S The packet number of the PD may be directly described.
  • the SP control information 712 in the sub-picture structure 720 has information indicating the display start time of the acting SP data and the display time of the SP data. At the time of playback, this causes the SP data on which the SP control information 7 12 acts to be played back for a predetermined time on the playback time axis, and a still image is displayed.
  • the structure information 711 in the sub-picture structure 703 has "SP data identifier".
  • the SP data identifier identifies SP data 713 included in the sub-picture structure.
  • the structure information 711 in the sub-picture structure 703 further has information indicating "data length of SP data". Based on this, at the time of reproduction, it is specified to which packet the subpicture structure 703 continues from the head of the structure information 7111.
  • the SP data 713 in the sub-picture structure 703 has, for example, run-length-encoded bitmap data format or JPEG format image data. For example, each pixel has 8-bit color information data and 8-bit transparency information data.
  • the SP data representing one still image is packetized and multiplexed into a plurality of TS packets 146 (see FIG. 4).
  • the structure information 711 of the sub-picture structure 701 shown in FIG. 17 (a) is the same as the structure information 711 of the sub-picture structure 703. (See Fig. 16 (b)), and information (such as "data length of SP control information") similar to the structure information 71 1 in the sub-picture structure 720 (Fig. 1 6 (a)), and SP data 713 (see Fig. 16 (b)) in the sub-picture structure 703 and SP control information (see Fig. 16 (b) in the sub-picture structure 702). a) see).
  • the entry section is represented by using the display start time of the packet number of the first bucket constituting the entry section.
  • the entry section # 0 of the elementary lease stream with index # 14 is represented by "T140".
  • the display start time after recording Even if there is a shift in the packet serial number due to the lack of a packet due to editing or the like, the display start time does not need to be shifted, and the update of the ES address information as shown in Fig. 14 can be performed. It becomes unnecessary.
  • first arrangement conditions are set for the packet arrangement for the entry section defined as described above so that SCP and SPD can be easily and quickly acquired.
  • a sub-picture containing SP control information 712 (which holds the display start time “TT”)
  • the headers in the structures 70 1 to 70 3 are physically arranged as follows. Note that an entry point refers to a bucket whose position is specified by address information.
  • the sub-picture structure 720 including the SP control information 7 12 necessary for the SP data 7 13 to be displayed during the playback of the entry section during the entry section is searched for in the entry section. Can be found. For example, in FIG. 14 and FIG. 15, when the display start time is equal to or more than T14 ⁇ 1 and smaller than T14 ⁇ 2, the subpicture structure 7 including the SP control information 7 1 2 in the entry section # 1 7 0 The bucket number of the header of 2 is recorded.
  • SP data can be found from the “SP data recording position” (see FIG. 16) of the structural information 711 constituting the header as described above.
  • the SCP (as described above, the first packet of the SP control information 7 12) also satisfies the following conditions (hereinafter, referred to as "The second arrangement condition").
  • a dotted arrow coming out of the SCP indicates a relationship in which the SP control information starting from the SCP acts on the SP data to be controlled.
  • the display start PTS is given as the (0) th process
  • the SCP is searched and read as the (1) th process
  • the SP data is read as the (2) th process.
  • the SP data is read as the (3) th processing
  • the SP data is read as the (4) th processing
  • the reproduction is finally started as the (5) th processing. (The axis extending from left to right in the middle).
  • the first acquisition method is particularly applicable to the entry stream defined by the video stream shown in Fig. 14.
  • the format corresponding to the section describe the ES address information of the sub-picture stream as shown in Figs. 20 and 21 in the ES map table.
  • the ES address information of the SPD stream among the sub-picture streams is the entry of the elementary stream indicated by the index number information 134 e (FIG. 35).
  • Each section includes a 1-bit SP data identification flag indicating whether an SPD exists.
  • the ES address information for the SCP stream in the sub-picture stream contains a 1-bit SCP identification flag that indicates whether an SCP is recorded for each entry section. Comprising.
  • the SCP identification flag of the ES address information included in the object information file is obtained. (See Fig. 21), and it is checked whether SCP exists in this entry section # 3. Then, in this example, since it is determined that the SCP does not exist, the SCP identification flag is further referred to, and a search for an SCP existing in another entry section located in the front on the reproduction time axis is searched. Thus, in this example, it is clear that the SCP to be read first exists in the entry section # 1.
  • SCP data is searched for in the object data file in this entry section # 1 (process (1) in FIG. 19). More specifically, first, the ES packet information in FIG. 14 is referred to, the first packet of the entry section # 1 (“r” in this example) is obtained, and then the object data file is obtained. Within this, access to this first packet is executed. After that, the header (structure information 711) of the packet on the same sub-picture stream following this first packet is sequentially checked, and within the entry section # 1, the sub-picture structure 70 including the SCP is read. 2 will be found.
  • the “SP data position” (see Fig. 16) recorded in the SP control information in the sub-picture structure including the acquired SCP is referred to, and the SP data that is the control target of this SP control information is referred to. (Entry section) is specified. Then, access to the SP data whose position is specified is executed (the (2) -th process in FIG. 19). For example, if the display start time T14-0 is described as the position of SP data (one entry section), first, the ES address information shown in Fig. 14 in the object information file The packet number "q" is obtained by reference. That is, in this example, it is found that the SPD to be read exists in the entry section # 0.
  • the SP data in the subpicture structure including the acquired SPD is read (processing (3) in Fig. 19).
  • the SP data identification flag shown in FIG. 20 is referred to, from the entry section including the SPD obtained in the (3) th processing (here, entry section # 0) to the entry section including the display start time ( Here, up to entry section # 3), the SP data identification flag is "1", and the existence of a section including SPD is checked. If such an SPD exists temporarily, there is SP data that may be displayed after the display start time. In this example, since such an SPD exists in the entry section # 2, access is made to the sub-picture structure including the SPD, and the access is performed (step (4) in FIG. 19). ).
  • the still data after the arbitrary display time on the reproduction time axis is displayed.
  • SP data recorded before the arbitrary display start time which needs to be read in advance in order to perform image display accurately and without interruption, is called "look-ahead SP data". That is, if the prefetched SP data must be read prior to the start of the reproduction, there is a possibility that the still image display may be interrupted after the display is started.
  • the pre-read SP data is pre-read, it may not be actually used for still image display. That is, here, if there is a possibility of being used for subsequent display according to the reproduction condition, it is treated as pre-read SP data, and the pre-read processing is performed.
  • a total of two bits are used for the two flags (FIGS. 20 and 21).
  • the extremely small data amount of ES address information it is possible to efficiently specify the recording position of SP data and SP control information. For example, if the ES address information related to the video stream as shown in FIG. 14 is 32 bits for each section of the entry, the sub-picture stream as shown in FIGS. 20 and 21 is used. In the ES address information according to the above, a small data amount of 1 Z 16 is sufficient.
  • FIG. 22 shows a table of the contents of the structure information and SP control information according to the second acquisition method
  • FIG. 23 schematically shows an acquisition procedure in the second acquisition method
  • FIG. 24 shows a specific example of the structure information and the SP content opening / closing information according to the second acquisition method.
  • the first and second arrangement conditions described above are added.
  • the second arrangement condition described with reference to FIG. 18 is used. It is executed without adding.
  • the SP data identification flag (see FIG. 20) in the first acquisition method described above is not constructed in the ES address information, and the SCP identification flag (ES address information) for the sub-picture stream is used. This is described only in Fig. 21).
  • the SP control information in the object data file describes information for identifying the prefetched SP data. It is.
  • the sub-picture Data or information related to a still image recorded on the trim is configured to include structure information 71 1 and SP control information 71 2 ′.
  • the content of the structural information 7 11 is the same as that of the first acquisition method shown in Fig. 16 (a).
  • the SP control information 712 ′ includes information indicating a display start time of the applied SP data and a display time of the SP data. At the time of playback, the SP data on which the SP control information 7 1 ′ acts is played back for a predetermined time on the playback time axis, and a still image is displayed.
  • the SP control information 712 ′ has the total number of prefetched SP data, the identifier of the prefetched SP data, and the position information (entry section) of the prefetched SP data.
  • the “look-ahead SP data” here is defined based on the recording position of the SCP in the SP control information, in which the total number and the like are described, and is located backward on the playback time axis from the SCP in the SP control information. This refers to the SP data on which the SP control information with the recorded SCP acts, and the SP data is recorded ahead of the SCP in the SP control information. Therefore, in the following description of the second acquisition method, SP data that satisfies such a condition is simply referred to as “prefetch SP data”.
  • the acquisition of the SP control information as illustrated in FIG. 22 is executed using the address information as illustrated in FIG. 21 similarly to the first acquisition method.
  • the display start PTS is given as the (0) th processing, then the SCP in the forward entry section is searched and read as the (1) processing, and then as the (2) processing.
  • Go to read SP data then read the SCP in the backward entry section as the (3) th process, read the SP data as the (4) th process, and then read the SP data as the (5) th process
  • Each process of reading the data and finally starting playback as the (6) process is shown graphically at the corresponding location on the time axis (the axis extending from left to right in the figure).
  • the second acquisition method differs from the first acquisition method in particular. If the SCP does not exist at the display start time according to the SCP identification flag shown in (1), it is first checked whether the SCP exists ahead on the playback time axis, and then the SCP backward on the playback time axis. It is checked whether it exists.
  • Fig. 24 shows a specific example of SP control information 7 1 2 "with SCP # 2a located in entry section # 4 as the first bucket, as a specific example corresponding to Figs. 23 and 21. Content is illustrated.
  • the SCP data is searched for in the object data file in this entry section # 1 (process (1) in FIG. 23). More specifically, first, the ES packet information of FIG. 14 is referred to, the first packet of the entry section # 1 (in this example, "r") is obtained, and then, in the object data file, Access to the first packet is performed. After that, the header (structure information 711) of the packet on the same sub-picture stream following the first packet is sequentially checked, and within the entry section # 1, the sub-picture structure 702 including the SCP is checked. Will be found.
  • the “SP data position” recorded in the SP control information in the obtained sub-picture structure including the SCP is referred to, and the position (entry section) of the SP data to be controlled by this SP control information is specified. You. Then, access to the SP data whose position is specified is executed (the (2) -th process in FIG. 23). For example, if the display start time T14-0 is described as the position (entry section) of the SP data, first, the ES address information shown in Fig. 14 is referred to in the object information file. The packet number "q" is obtained. Immediately That is, in this example, it is determined that the SPD to be read exists in the entry section # 0. Thereafter, access to this first packet (bucket number "q”) is performed in the object data file.
  • the header (structural information 711) of the packet on the same sub-picture stream following this first bucket is sequentially checked, and in the entry section # 0, the sub-picture including the SPD is checked.
  • the structure 703 (the sub-picture structure 703 indicated by “SPD # 1” in FIG. 23) is to be found.
  • the SCP data is searched for in the object data file in this entry section # 4 (the (3) -th processing in FIG. 23). More specifically, first, the first packet (in this example, "u") of entry section # 4 is obtained by referring to the ES address information in FIG. 14, and thereafter, in the object data file. The access to the first packet is executed. After that, the header (structural information 7 11) of the packet on the same sub-picture stream following this first packet is sequentially checked, and the sub-picture including SCP # 2a is included in the entry section # 4. The structure 702 is searched for, and the SP control information 712 "having the specific contents shown in Fig. 24 is obtained. Fig. 24 shows the specifics of the SP control information 712 for SCP # lb. The contents are typical.
  • the “SP data position” (see Fig. 24) recorded in the SP control information in the obtained sub-picture structure containing SCP # 2a is referenced, and the SP data that is the control target of this SP control information is referred to.
  • Location (entry section) is specified.
  • the access to the SP data whose position is specified is executed (the (4) th process in FIG. 23). For example, if the display start time T14-2 is described as the position of SP data (one entry section), first refer to the ES address information shown in Fig. 14 in the object information file. The bucket number "s" Is obtained. That is, in this example, it is found that the SPD to be read exists in the entry section # 2.
  • the read-ahead SP data is read. For example, as shown in FIG. 24, the total number of prefetched SP data is “1”, the identifier is “# 1”, and the position information of the prefetched SP data “# 1” identified by this is: If it is T14_0, first, the ES address information in FIG. 14 is referred to, and the packet number q is obtained.
  • the display control based on the obtained SP control information is performed by the above processing, and the reproduction of the still image corresponding to the SP data is started (the (6) th processing in FIG. 23).
  • the display start time and the display time (see FIG. 22) indicated by the SP control information a still image is displayed by a sub-picture corresponding to the SP data over a certain period.
  • the second acquisition method of SP data and SP control information As described above with reference to FIGS. 22 to 24 and FIGS. 14, 15, and 21, according to the second acquisition method of SP data and SP control information, one flag is obtained. Thus, it is possible to efficiently specify the recording position of the SP control information by using the extremely small data amount of the ES address information of 1 bit (see Fig. 21). For example, if the ES address information relating to the video stream as shown in FIG. 14 is 32 bits per one section of the entry, the ES address information relating to the sub-picture stream as shown in FIG. 21 Is a small data amount of 1/3 2 is enough.
  • the sub-picture structure 703 including the SP data 713 and the sub-picture structure 702 including the SP control information 712 acting on the sub-picture structure are formed by combining a plurality of sub-picture streams (ie, (SPD stream and SCP stream) are recorded separately, so SP data can be efficiently reproduced and controlled. Further, a plurality of streams for SCP are provided for one SPD stream so that a plurality of SP control information 712 can selectively act on the same SP data 713. Correspondence can also be made, which makes it possible to control playback of SP data more efficiently.
  • sub-picture structure 701 or 703 including such SP data 713 and the sub-picture structure 702 including SP control information 712 acting on the SP data 710 include a plurality of elementary leases. For some of the trim, the same sub-picture May be recorded on the home page.
  • This acquisition method is executed by the information recording / reproducing device 500 (see FIG. 8) based mainly on SP data and SP control information in a sub-picture structure.
  • Fig. 25 shows schematically how a new still picture (sub-picture) is formed by applying SP control information to SP data
  • Fig. 26 shows how to cut out a sub-frame from a sub-picture
  • Fig. 27 shows the data structure of the AU and PU when sub-picture data and multiple pieces of SP control information are divided into separate streams. Is shown in the table Fig.
  • Fig. 29 and Fig. 30 show this relationship. It shows various display modes in which a sub-frame is cut out from a sub-picture and displayed using such SP data and SP control information.
  • the reproduction control in this specific example is based on the SP data acquired from one sub-picture stream in the same manner as the first or second acquisition method described above, and the first or second SP data acquired from another sub-picture stream.
  • a plurality of SP control information acquired by the acquisition method are applied one after another to display a new still image.
  • one sub-picture structure 70 1 or 70 3 FIG. 17 Different sub-pictures for SP data in ( a ) or (c)
  • the SP control information in the structure 70 1 or 70 2 is actuated to display a new still picture, a subpicture 902.
  • the sub-picture 90 1 is cut out in the range of each of the sub-frames 90 3 a, 90 3 b, and 90 3 c, and further, on the display screen, the cut-out sub-frame 90 0 3a is rotated and placed at the lower right of the subpicture 902, subframe 903b is rotated and placed at the upper left, and a new subpicture is placed so that subframe 903c is placed at the lower left 9 02 is displayed.
  • the conditions such as the cut-out range of these sub-frames, the arrangement at the time of display, the enlargement / reduction, and the rotation are described in the SP control information 7 12. Therefore, by using one sub-picture structure 701 and making the SP control information 712 contained therein act on the SP data 713 contained therein as well, After the sub-picture 901 is displayed, a new sub-picture 902 is created by applying the SP control information 712 included in the other sub-picture structure 702 to this SP data 713. It can be displayed.
  • the SP control information 712 included in one sub-picture structure 702 is applied to this SP data 713 to generate a new sub-picture 9 02 can be displayed.
  • bitmap data or SP data consisting of JPEG data which has a large amount of data, makes it possible to save the limited recording capacity on the disc, and achieve more efficient playback and Display processing is also possible.
  • video data recorded in other video streams It is also possible to superpose such a sub-picture 91 or 902 on a moving image or a main video based on.
  • the extraction of the sub-frame 1903 from the sub-picture 1901 is performed when the sub-picture 1901 and the sub-frame 1903 are matched (FIG. 26 (a)).
  • Sub-picture 1 Sub-frame 1 in any range smaller than 1
  • AUs and PUs relating to SP data on the stream for SPD and SP control information on the stream for SCP which are a plurality of SP control information respectively acting on the SP data.
  • the data configuration of this is exemplified in FIG. 27, for example.
  • AU (associate unit) # 1 is composed of two PU (presentation unit) # 1 and PU # 2.
  • the elementary streams that make up PU # 1 are a video stream (Videol), a stream for SPD (SPD1), a stream for SCP (SCP1), and a stream for SCP (SCP2). Includes SCP stream (SCP 3).
  • the elementary streams constituting PU # 2 include a video stream (Video 2), a stream for SPD (SPD 2), and a stream for SCP (SCP 4).
  • a reproduction in such a data configuration for example, if PU # 1 is selected according to a user operation, a video stream (Videol) and a stream for SPD (SPD1) are reproduced. It is targeted. Furthermore, regarding the SCP stream, three SCP streams identified as “SCP 1” to “SCP 3” in Fig. 27 are shown. The reproduction control by the selected one is executed. Alternatively, for example, if PU # 2 is selected according to a user operation, the video stream (Video 2) and the stream for SPD (SPD 2) are targeted for playback, and the stream for SCP (SCP 4) is also used. Reproduction control is executed.
  • the SP control information on the other SCP stream is applied to the SP data on the SPD stream, and the reproduction control is executed.
  • SCP # 3a, SCP # 3b, and SCP at the timing of time t41, time t42, time t43, and time t44, respectively, for the SCP stream (SCP 3) of "ES—PID 204" # 3c and SCP # 3d are deployed.
  • Fig. 29 shows a still image displayed by applying the SP control information on multiple SCP streams configured as shown in Figs. 27 and 28 to the SP data on the SPD stream.
  • An example of the display is shown. That is, when the SCP stream (SCP 1) is selected from these SCP streams, for example, the subpicture 2901 shown in FIG. 29A is cut out (in this case, The sub-frame is the same as the sub-picture), and as shown in Fig. 29 (b), the time series is obtained by the action of SP control information with each SCP # la, SCP # lb, SCP #lc and SCP # Id as the first bucket.
  • the sub-picture 2901 is displayed as a moving image 2902b.
  • SCP 2 SCP 2
  • SCP # 2a SCP # 2a
  • SCP # 2b SCP # 2c
  • the ) Is displayed as an image 290 2 c with a motion different from that of).
  • the sub-picture 2901 shown in Fig. 29 (a) is cut out and the As shown in Fig. 9 (d), the sub-pictures 291 are time-sequenced by the action of SP control information with each of SCP # 3a, SCP # 3b, SCP # 3c and SCP # 3d as the first packet.
  • Figure 29 (3) An image 290 2d with a motion different from that of Figure 29 (c) is displayed.
  • the SP control information with each SCP as the first packet is interpreted by the file system / logical structure data reader 522 of the information recording / reproducing device 500 to determine the meaning of the operation, and the control signal S c By 5, the corresponding image is cut out from the memory 540, the enlargement / reduction, rotation, display position, etc. are specified, added to other video signals by the adder 514, and output as video output.
  • the SCP stream to be operated in the same PU is selected, for example, by the user inputting the title information of the information recording / reproducing device 500 / user input to the system controller 520 from the user interface of the user interface 720 during reproduction. It may be performed afterwards (see Fig. 8).
  • a method of separately writing an instruction for selection into the file may be considered. According to this method, a symbol indicating the exporting country can be written later on a common disk so that it can be shared as software corresponding to many countries.
  • Fig. 30 is displayed by applying the SP control information on multiple SCP streams configured as shown in Fig. 27 and Fig. 28 to the SP data on the SPD stream.
  • 13 shows another example of still image display.
  • the language of each country is recorded as the sub-picture 3901, and the sub-frame is included in each SP control information as indicated by reference numerals 3903a to 3903c. Specified by Which subframe 3903 is to be selected is described in each SP control information on each of the SCP streams.
  • FIG. 30 (a) shows a state in which a Japanese sub-frame 3903a is selected from the sub-pictures 3901 and is superimposed on a predetermined position of the display image.
  • Fig. 30 (b) shows the case where the English subframe 390 3b is selected
  • Fig. 30 (c) shows the case where the German subframe 903c is selected. is there.
  • the SCP stream to be selected can be determined, for example, by the user using the information recording / reproducing apparatus 500 type ⁇ information / user input 720 interface user interface as described above. You can do this by typing (see Figure 8). In this example, for example, in an international exhibition hall, by letting the visitor select the language, there is no need to create video software for each language, which has a large economic and time effect.
  • FIG. 31 conceptually shows the entire access flow at the time of reproduction in relation to the logical structure of the optical disk 100.
  • the logical structure of the optical disc 100 has three layers: a logical layer 401, an object layer 400, and a logical-object association layer 402 that associates these two layers with each other.
  • the logical layer 401 is a layer for logically specifying various kinds of logical information for reproducing a desired title at the time of reproduction, a playlist to be reproduced (P list), and its constituent contents.
  • the logical layer 410 disk information 110d indicating all titles 200, etc. on the optical disk # 0 is described in the disk information file 110 (see FIG. 3).
  • the reproduction sequence information 120d of all contents on the optical disc 100 is described in the playlist information file 120 (see FIG. 3).
  • the configuration of one or more playlists 126 is described in each title 200 as the playback sequence information 120d, and each playlist 1206 is described. Describes the configuration of one or more items 204 (see FIG. 7). Then, at the time of access at the time of reproduction, the title 200 to be reproduced is specified by such a logical hierarchy 401, and the play list 126 corresponding to this is specified. Identify the corresponding item 204.
  • the logical-object-association layer 402 specifies the combination and configuration of the TS object data 144d as the entity data. At the same time, it is a layer that specifies the attribute of the TS object data 140d to be reproduced and its physical storage address so that the address conversion from the logical layer 401 to the object layer 400 is performed. More specifically, in the logical object association hierarchy 402, the block of contents constituting each item 204 is classified into units of AU132, and each AU132 is assigned to PU302. Object information data 130d that is subdivided into units of 2 is described in the object information file 130 (see FIG. 3).
  • PU (presentation unit) 302 is a unit in which a plurality of elementary streams are associated with each other in units of playback switching. If there are three audio streams in this PU302, the user can freely switch between the three audio streams (for example, language-specific audio) while playing this vision. Become.
  • AU (associate unit) 1 32 is a unit in which a plurality of elementary streams such as video streams in a TS object used in one title are collected. Or, it consists of a set of a plurality of PU302. More specific Is a unit in which an elementary stream packet ID (ES-PID) is indirectly collected for each TS object via the PU 302.
  • the AU1332 corresponds to a set of a plurality of programs or a plurality of programs having a specific relationship with each other in consideration of content, such as a plurality of mutually switchable programs or a plurality of programs in multi-source broadcasting. I have.
  • the PU 302 belonging to the same AU 132 forms a set of one or more elementary streams that respectively constitute a plurality of programs or a plurality of programs that can be switched mutually by a user operation during reproduction. Yes, it is.
  • the elementary stream to be reproduced is specified. That is, a desired elementary stream can be reproduced from the multiplex-recorded data from the optical disc 100 without using the PAT or PMT shown in FIG.
  • the elementary stream that is actually reproduced here is specified or specified from the PU information 302 by ES-PID, which is a packet ID (see FIG. 6) of the elementary stream.
  • ES-PID which is a packet ID (see FIG. 6) of the elementary stream.
  • the information indicating the start time and end time of playback is converted into the address information of the elementary stream, so that the content in the specific area (or the specific time range) of the specific elementary stream is reproduced. Will be.
  • the address conversion from the logical address related to each item 204 to the physical address related to each PU 302 is executed.
  • the object layer 4003 is a physical layer for reproducing the actual TS object data 140d.
  • TS object data 140d is described in an object data file 140 (see FIG. 3). More specifically, TS packets 146 constituting a plurality of elementary lease streams (ES) are multiplexed for each time, and these are multiplexed on the time axis. By arranging along, multiple elementary streams are configured (see Fig. 5). The plurality of TS packets multiplexed at each time are associated with the PU 302 specified by the logical object association hierarchy 402 for each elementary stream.
  • ES elementary lease streams
  • associating a plurality of PUs 302 with one elementary stream (for example, an elementary stream related to the same audio data between a plurality of switchable programs or a plurality of programs) can be commonly used, or the elementary stream related to the same sub-picture data can be commonly used).
  • the actual object data is reproduced using the physical address obtained by the conversion in the logical object association hierarchy 402.
  • FIG. 32 schematically shows a specific example of the data structure of the disk information file 110.
  • FIG. 33 shows the title information table (table) 114 included therein.
  • Fig. 3 schematically shows a specific example of a data configuration.
  • the disk information file 110 stores disk general information 112, a title information table 114, and other information 118.
  • the disc total information 112 includes, for example, disc volume information indicating a serial number of a series composed of a plurality of optical discs 100 and total title number information. It is comprehensive disc information such as information.
  • the title information table 111 stores all the playlists that constitute each title, and other example information such as the chapter information in the title as information for each title.
  • “Title pointer information” is the storage address information of the title #n information, that is, as shown by the arrow in FIG. 32, the title # in the title information table 1 14
  • This is storage address information indicating the storage location of n information, and is described using a relative logical address.
  • the number of titles in the optical disc 100 are arranged in the order of titles as relative logical addresses. Note that the data amount of each of the stored address information may be a fixed byte or a variable byte.
  • the other information 118 is information on each title, such as the type of title, such as a sequential type or a branch type, and the total number of playlists.
  • the title information table 1 14 stored in the disc information file 110 shown in FIG. 32 (see FIG. 3) Is described as having relatively simple contents as shown in FIG.
  • FIG. 34 schematically shows a specific example of the data configuration in the playlist information table (table) 121 constructed in the playlist information file 120.
  • the playlist information file 120 the playlist general information 122, the playlist pointer table 124, and the playlist
  • the # 1 information table and the playlist # 2 information table 126 are stored as a playlist information table 122 (see FIG. 3).
  • Each veil may have a structure in which a required number of tables can be added. For example, if there are four play lists, the number of folds will increase to four. And the same is true for the item information table 1 29.
  • the playlist total information (P-list comprehensive information) 122 describes the size of the playlist table, other information, the total number of playlists, and the like.
  • the play list pointer table (P list pointer table) 124 has an address force S at each play list writing position, and as shown by the arrow in FIG. 34, the corresponding play list information table 1 2 1 It is stored as a relative logical address within the.
  • the play list # 1 information table (P list # 1 information table) 1 26 contains general information on the play list # 1 and the item information table of the play list # 1 (P list Item information Tab). 1 e) Contains 1 2 9 and other information.
  • the playlist # 2 information table 12.6 also describes the same type of information related to playlist # 2.
  • the “item information table (Item information table) 1 229” stores item information for all items constituting one program list.
  • the AU number in the AU (associate unit) table described in “Item # 1 (Item # 1 information)” or “Item # 2 (1 item # 2 information)” refers to the corresponding AU number.
  • the address of the TS object used for reproducing the item and the information for specifying each elementary stream (that is, video stream, audio stream or sub-picture stream) in the TS object used for reproducing the item are stored. This is the number of the AU sent.
  • Figure 35 shows the AU (associate unit) table 13 1 (see Figure 3) constructed in the object information file 130 and the ES (elementary lease stream) map associated with it.
  • FIG. 9 schematically shows a specific example of the data configuration in table 134 (see FIG. 3).
  • an object information table (object information table) is stored in the object information file 130.
  • the object information table is shown in the AU table shown in the upper part of the figure.
  • an ES map table 134 shown in the lower part.
  • the AU table 13 1 may have a structure capable of adding as many tables as necessary for each field (Fie 1 d). For example, if there are four AUs, the structure may be such that the number of folds increases to four.
  • the AU table 13 1 stores “AU table general information” in which the number of AUs, a pointer to each AU, and the like are described, and “other information” in another field (Fie 1 d). I have.
  • AU information 1332I indicating ES staple index #m (E S_table Index #m) in each PU # m corresponding to each AU # n is expressed as:
  • “AU” means a unit corresponding to a “program” in a television broadcast as described above (in particular, in the case of a “multi-vision” broadcast, a plurality of switchable “visions” is referred to as a “vision”). It is a unit of one), and contains one or more PUs as playback units.
  • the “PU” is a set of mutually switchable elementary streams included in each AU as described above, and the ES table index corresponding to each PU by PU information 302 I. # Has been identified. For example, when a multi-view content is configured by an AU, a plurality of PUs are stored in the AU, and a plurality of elementary streams indicating packets constituting the content of each view are stored in each PU. Contains a pointer to the packet ID. This indicates the index number in the ES map table 134 described later.
  • the AU table 1331 indicates that the packet serial number (serial number) in the TS object 142 described above does not include the packet number when the packet is lost due to the editing process.
  • Discontinuous information indicating a continuous state may be added. If such discontinuity information is used, when a packet loss occurs, the discontinuity state indicated by the discontinuity information can be taken into consideration without the need to newly assign a packet number (for the elementary stream). By counting the number of packets (starting from the specified packet), the address of the packet to be accessed can be specified.
  • Such discontinuity information includes, for example, information indicating the start point of the discontinuity and the number of missing packets. This As described above, the discontinuity information is described collectively for a plurality of AUs in common, and is excellent in terms of saving recording capacity. In addition, such discontinuity information can be described inside and outside the object information file other than the AU table 13 1.
  • the ES map table 134 has a field (Fie
  • the “ES map table comprehensive information” describes the size of the ES map table, the total number of indexes, and the like.
  • Index #tn is the elementary stream packet ID (ES_P ID) of all elementary streams used for playback, and the corresponding index number and address of the elementary stream. It contains information.
  • the TS bucket number at the head of the I picture is used as the address information, that is, the ES address information 134 d. Only the corresponding display time is described in the S and ES map tables 134, and the data amount is reduced (see Fig. 14).
  • the ES address information 134d of the sub-picture stream the index number information 134 e of the elementary stream used as the entry section is described, so that the SCP identification flag and the SP data identification flag correspond to one entry section. Each data is described, and the amount of data is further reduced (see Fig. 20 and Fig. 24).
  • the elementary stream packet ID (ES—PID) of the actual elementary stream can be obtained from the index number of ES map 134 specified in AU table 133.
  • the address information of the elementary stream corresponding to the elementary stream packet ID can be obtained at the same time, the object data can be reproduced based on the information.
  • the data structure of the optical disc 100 described above even if a new title is added to the optical disc 100, it is useful because necessary information can be easily added. Conversely, even if certain information becomes unnecessary as a result of, for example, editing, it is only necessary to refer to that information, and there is no need to actually delete that information from the table. It is useful.
  • the ES—PID not referred to from the upper AU table 13 1 is also described for each index of the lower ES map table 13 4, but the ES_PID not referred to is referred to. Need not be described this way. However, if the ES_PID that is not referred to in this way is also described, creating a more versatile ES map table 13 4 will allow the content to be re-edited, for example, when re-authoring. In this case, there is an advantage that it is not necessary to rebuild the ES map table.
  • still image data including bitmap data having a relatively large data amount is converted into video data or still image data as sub-picture data.
  • Multiplex recording can be performed efficiently with audio data.
  • the recording capacity on the optical disc 100 can be saved.
  • the optical disk 100 as an example of the information recording medium and the recorder or player according to the optical disk 100 as an example of the information reproducing / recording apparatus have been described.
  • the present invention is not limited to a recorder or a player, but can be applied to other various information recording media compatible with high-density recording or a high transfer rate, and its recorder or player.
  • still image information having a relatively large data amount can be multiplex-recorded together with moving image information, audio information, and the like. Can be reproduced.
  • the still picture information set for example, a sub-picture structure
  • different still picture control information is applied to still picture information related to one sub-picture for display.
  • control information identification flag for example, SCP identification flag
  • still image information identification flag for example, SP data identification flag
  • the information recording medium, the information recording apparatus and method, the information reproducing apparatus and method, the information recording / reproducing apparatus and method, the recording or reproducing control computer program, and the data structure including the control signal according to the present invention include, for example, It can be used for high-density optical discs such as DVDs that can record various information such as main video, audio, and sub-video for business or business use at high density, and can also be used for DVD players, DVD recorders, etc. is there. Further, for example, the present invention can be used for an information recording medium, an information recording / reproducing device, etc. mounted on various consumer or business computer devices or connectable to various computer devices.

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  • Engineering & Computer Science (AREA)
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  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

Selon l'invention, un flot complet de données constitué de flots partiels composés chacun d'informations de contenu comprenant des informations d'image fixe est enregistré de manière multiple dans des unités de paquet, sur un support d'enregistrement d'informations. Ce support d'enregistrement d'informations contient un fichier dans lequel des données d'objet constituées de paquets contenant chacun des informations de contenu sont stockées, ainsi qu'un fichier dans lequel des informations définissant une séquence de reproduction de données d'objet sont stockées. Les données d'objet comprennent des informations d'image fixe et des informations de commande d'image fixe permettant de commander la reproduction de ladite image. Les informations d'image fixe sont enregistrées dans un flot partiel différent de celui dans lequel les informations de commande d'image fixe correspondantes sont enregistrées.
PCT/JP2003/004452 2002-04-08 2003-04-08 Support, dispositif et procede d'enregistrement d'informations, dispositif et procede d'enregistrement/reproduction d'informations, programme informatique de commande d'enregistrement ou de reproduction d'informations, et structure de donnees comprenant un signal de commande WO2003085977A1 (fr)

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AU2003236338A AU2003236338A1 (en) 2002-04-08 2003-04-08 Information recording medium, information recording device and method, information reproducing device and method, information recording/reproducing device and method, computer program for control of recording or reproduction, and data structure including control signal

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JP2002-105708 2002-04-08
JP2002105708A JP2003304496A (ja) 2002-04-08 2002-04-08 情報記録媒体、情報記録装置及び方法、情報再生装置及び方法、情報記録再生装置及び方法、記録又は再生制御用のコンピュータプログラム、並びに制御信号を含むデータ構造

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000268537A (ja) * 1999-01-14 2000-09-29 Toshiba Corp デジタルビデオ記録システム
JP2000312342A (ja) * 1999-02-23 2000-11-07 Canon Inc 記録再生装置、方法、記録装置、方法及びコンピュータ読み取り可能な記憶媒体
JP2003022658A (ja) * 2001-07-09 2003-01-24 Matsushita Electric Ind Co Ltd 情報記録媒体、情報記録媒体に情報を記録、再生する装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000268537A (ja) * 1999-01-14 2000-09-29 Toshiba Corp デジタルビデオ記録システム
JP2000312342A (ja) * 1999-02-23 2000-11-07 Canon Inc 記録再生装置、方法、記録装置、方法及びコンピュータ読み取り可能な記憶媒体
JP2003022658A (ja) * 2001-07-09 2003-01-24 Matsushita Electric Ind Co Ltd 情報記録媒体、情報記録媒体に情報を記録、再生する装置

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