Abstract: Systems, methods, and non-transitory computer-readable media can identify a set of video segments that represents a video. A subset of video segments can be selected out of the set of video segments. A list that indicates a playback sequence for the subset of video segments can be generated. Playback of the subset of video segments can be provided based on the playback sequence indicated via the list.

Abstract: According to one embodiment, an object storage system is configured to store a key and a value in association with each other. The object storage system includes a first storage region, a second storage region and a controller. The controller is configured to control the first storage region and the second storage region. The controller is configured to store the value in the first storage region, and to store first information and second information in the second storage region. The first information is used for managing an association between the key and a storage position of the value. The second information is used for managing a position of a defective storage area in the first storage region.

Abstract: A video recording method and apparatus are disclosed. The method includes acquiring video data; buffering the video data at a native layer for which memory allocation is not limited; and performing encoding to obtain a video file according to the video data buffered at the native layer. Embodiments of the present disclosure solve the problem that a garbage collection (GC) mechanism is frequently triggered and the phenomenon of out of memory (OOM) occurs when image data is buffered at a Java layer, and achieve the effect that there is no need to trigger the GC mechanism and the phenomenon of OOM does not occur.

Abstract: A method and apparatus of providing a combined summary by receiving monitored audio and video are provided The method includes: receiving audio and video captured by at least one network camera; generating a video summary by detecting at least one video event from at least one of the audio and the video; generating an audio summary by detecting at least one audio event from at least one of the audio and the video; extracting at least one section of the video summary corresponding to the at least one audio event, and storing the extracted at least one section of the video summary with the audio summary; and providing a display of the video reproducing apparatus with a video summary control interface for controlling the video summary and an audio summary control interface for controlling the audio summary.

Abstract: A method for media recording creation and catalog is provided, that creates media recordings according to a reference time provided. The method allows editing the media recordings during and after recording, catalogs the media recordings, and identifies the media recordings that are related to the same event or a related event, that are close in time or space, but may have been recorded independently. The method displays the media recordings synchronizedly according to a reference time.

Abstract: An apparatus which reproduces a movie from a recording medium, when receiving an instruction, reproduces the movie from a point associated with an appearance point of a feature portion.

Abstract: In a recording/reproducing device for recording and reproducing an optical disk, when performing verify processing of inspecting a quality of recorded data and compare processing of inspecting whether the recorded data can be read without errors, a time is taken because the same area needs to be reproduced two times. The verify processing and the compare processing are performed at one time reproduction. To perform the verify processing and the compare processing simultaneously, a recording quality storage part is provided in the recording/reproducing device, and reproduced data is transmitted to a host controller while storing quality information at the time of reproduction by an instruction of the host controller. The host controller performs the compare processing by comparing transmitted data and data at the time of recording and inspects the recording quality by acquiring the quality information of a reproduced area from the recording/reproducing device at intervals set in advance.

Abstract: An optical disk apparatus which conducts overwriting of data on a rewritable optical disk or conducts write-once recording of data on a write-once optical disk includes a control unit for receiving a recording command which specifies a recording area and orders recording and receiving transfer data, and a collation unit for collating existing data on the optical disk with the transfer data. Upon reception of the recording command and the transfer data by the control unit, the existing data is collated with the transfer data by the collation unit, and overwrite recording of data in places where the transfer data is different from the existing data is conducted on the rewritable optical disk, or data in places where the transfer data is different from the existing data is recorded in an unrecorded area of the write-once optical disk.

Abstract: A writing-system comprises a first and a second writing-device, and is connected to an information-processor-apparatus that obtains unwritten-data from the first and the second writing-devices when a notification is received, the notification indicating that the unwritten-data is generated while writing data on a recording-medium used by either of the writing-devices, wherein the first writing-device comprises a first writing-unit, when the unwritten-data is generated while writing data on a recording-medium, transmits to the information-processor-apparatus, dummy information for inhibiting the unwritten-data to be obtained by the information-processor-apparatus, and writes the unwritten-data to a memory-unit, the recording-medium and the memory-unit are included in a cartridge accommodated in the first writing-device, and the second writing-device comprises a second writing-unit that writes, on the recording-medium, the unwritten-data stored in the memory-unit when the cartridge is moved from the first writi

Abstract: A data recording and reproducing configuration in which both of BDMV standard compliant data and BDMV standard non-compliant data can be used is realized. A plurality of directories are set in a recording media, and a recording destination directory is selected according to the types of data. The BDMV standard compliant data is recorded in a BDMV directory, and the BDMV standard non-compliant data, for example, 1080/60p or 3D image data are recorded in a BDAV or BU directory. At the time of data reproducing process, a virtual file system in which the recorded data in the BDMV directory and the recorded data in the BDAV/BU directory are consolidated is constructed to achieve the reproducing process. With this configuration, the recording and reproducing of the BDMV standard compliant data and the BDMV standard non-compliant data are achieved.

Abstract: Disclosed herein is a multi-layer optical recording medium having n recording layers (n?3) in which recording and reproduction of information are carried out by laser light, the multi-layer optical recording medium including: a file system area configured to be disposed near a last logical address in an area used as a logical address space in which stream data is recorded, wherein in the other recording layers different from the recording layer in which the file system area near the last logical address is disposed, the logical address space is not allocated to an area overlapping with the file system area in a layer stacking direction.

Abstract: Disclosed herein is a reproduction apparatus for reproducing audio data. The apparatus includes: an analysis section configured to start an analysis of characteristics of audio data recorded on a recording medium as audio data having its characteristic unanalyzed yet upon detection of a predetermined state of a light processing load borne by the reproduction apparatus. The apparatus further includes a registration section configured to register audio data having its characteristic already analyzed on a specific play list prescribing an order of reproduction of audio data on the basis of the characteristics of the audio data; and a reproduction section configured to reproduce audio data from the recording medium in accordance with the specific play list.

Abstract: In a data library apparatus for managing plural pieces of record media, and performing record/reproduction of data into/from the record media, there are provided an information-memorizing memory unit and a device-controlling control unit. Having received a data record/reproduction processing request from a server, the control unit collects load information imposed on data record/reproduction devices, load information imposed on a record-media transportation device, and load information imposed on the record media. Moreover, the control unit memorizes the collected load information into the memory unit.

Abstract: A method for managing data from a host to an optical disc includes: storing data into a write data queue (WDQ) when the data of sequential write commands from the host are write-address-discontinuous; and transferring specific data from the WDQ to a write buffer when an available memory space in the WDQ is lower than a first threshold value or an available memory space in the write buffer exceeds a second threshold value.

Abstract: A recording apparatus of this invention detects the state of management information, which pertains to a recording address of an image signal, and which is reproduced from a disk-like recording medium having a first area for the image signal and a second area for the management information. On the basis of the detection result, management data is reproduced from the first area of the disk-like recording medium. On the basis of the management data reproduced from the first area, the management information reproduced from the second area is modified. A modify unit records the modified management information in the second area.

Abstract: The present invention provides a reproducing apparatus for reproducing a plurality of pieces of content data stored in a content data storage unit according to a play list defining reproduction order of the content data. The apparatus includes a play list storage unit, a request information generating unit, and a play list reconstructing unit. The play list storage unit stores the play list having a play list generating rule and identifying information for identifying the content data matching the play list generating rule. The request information generating unit generates reconstruction requesting information for requesting reconstruction of the play list. The play list reconstructing unit reconstructs at least a part of the play list stored in the play list storage unit into a play list having the play list generating rule corresponding to an apparatus use condition in response to the reconstruction requesting information generated by the request information generating unit.

Abstract: In an information processing apparatus that stores data on a plurality of storage media, a management information generator generates management information based on which to manage an order in which data is stored on the storage media, using storage medium identification information identifying each storage medium, and a multiplexer multiplexes the management information generated by the management information generator on the data. A storage unit stores the data, including the management information multiplexed by the multiplexer, on the storage media such that the data can be easily managed and the storage media can be used in a very convenient manner.

Abstract: Video data is divided into portions which are sequentially recorded on recording mediums respectively. IDs of the respective recording mediums are set. IDs of the respective video data portions are set. Items are recoded on first one among the recording mediums. These items are the ID of the first recording medium, the ID of first one among the video data portions, the ID of second one among the recording mediums which follows the first recording medium, and the ID of second one among the video data portions. Items are recorded on last one among the recording mediums. These items are the ID of the last recording medium, the ID of last one among the video data portions, the ID of second last one among the recording mediums which precedes the last recording medium, and the ID of second last one among the video data portions.

Abstract: Systems and methods for providing enhanced navigation of stored digital video content based upon an event index. Includes generation and storage of an event index, as well as navigation based on events in the event index. An example system is embodied in a digital video recorder that detects and stores black field and silent frame events for use in locating commercial groups. The commercial groups may be skipped or otherwise navigated based upon data pointers linking the stored events to corresponding locations in the video data file.

Abstract: A reproduction system 100 includes a rotating body on which a rotary operation is conducted by a user, a rotary movement detector 810 that detects the rotation of the rotating body and outputs a detection signal in accordance with a rotary condition thereof, and a restricting unit that conducts a restriction processing for restricting the rotation of the rotating body based on the detection signal. Accordingly, different resistance feeling in accordance with the rotary operation on the rotating body is provided to a user, thereby exhibiting excellent operational feeling just like a rotation of a turntable of a record player.

Abstract: A recording/reproducing apparatus includes a writing/reading unit writing data to or reading data from an information recording medium having an access control area in which access control data is recorded, the access control data having common information set to allow the recording/reproducing apparatus that cannot recognize a predetermined function adapted to the information recording medium to control access to the information recording medium; and a control unit controlling the writing/reading unit to record access control data regarding a function recognizable by the recording/reproducing apparatus in the access control area when the information recording medium is initialized or reinitialized.

Abstract: An information recording medium according to the present invention includes three or more information recording layers. Each of the plurality of information recording layers includes a test recording area usable for adjusting a recording condition. One of the plurality of information recording layers includes a reproduction-only management data area in which management data usable for managing the information recording medium is pre-recorded. One information recording layer includes a recordable management data area in which management data usable for managing the information recording medium is newly writable. Each of the other two or more information recording layers among the plurality of information recording layers includes a test recording area at a radial position overlapping the radial position of a part of the reproduction-only management data area. In the one recording layer including the recordable management data area, the recordable management data area is provided at two positions, i.e.

Abstract: An optical data carrier includes at least one session in which one or more tracks are stored, wherein each session includes a plurality of data frames, and wherein each data frame includes controlling data and content data coded in a first format. In place of at least part of at least one bit sequence which would be included within said content data and which would correspond to constant data with respect to a second format into which said content data would be converted during a reading process, if said one or more tracks had been transferred onto said optical data carrier in accordance with a predetermined CD standard, the at least part of the at least one bit sequence is represented by a bit sequence which does not correspond to constant data with respect to said second format.

Abstract: A recording medium and having efficiency of a reading and a writing process. Audio annual ring data, video annual ring data, low-resolution annual ring data, and meta annual ring data extracted from data series of metadata, an audio file, a video file, and low resolution data are written to a free space on an optical disk in order of a body, a footer, and a header in order to improve the convenience of the recording medium by enabling a quick edit process. For example, the efficiency of the reading and writing process is improved by preventing occurrence of an unnecessary writing process.

Abstract: A data storage medium, and an apparatus and method for formatting the same. The medium is preferably characterized as a hybrid or recordable optical disc, and includes a pre-recorded storage area and a recordable storage area. The pre-recorded storage area stores file system data which identifies at least one file to be stored to the recordable storage area during a subsequent recording session, with the file system data having been stored to the pre-recorded storage area during a previous recording session. The file system data further preferably identifies at least one file stored to the pre-recorded storage area during the previous recording session. The pre-recorded and subsequently stored files are preferably disposed within the same logical track on the medium. The pre-recorded file system data includes entries for the subsequently added file(s), and eliminates the need for multiple copies of the file system on the medium.

Abstract: In a recording system (1), a personal computer (20) reads out boot information from an optical disc (31) in a predetermined order and records elements of the boot information in contiguous areas on the optical disc (32). In order to thus operate, the personal computer (20) refers to access records before reading out the boot information from the optical disc (31). The access records are generated by a protocol analyzer (11) at a start-up of a personal computer (10). Further, for each of the elements indicated by the access records, the personal computer (20) records, on the optical disc (32), an address conversion table in which that area on an optical disc (31) in which the element is recorded and that area on the optical disc (32) in which the element is recorded are correlated with each other.

Abstract: A write-once-type recording medium (100) on which record data can be recorded only once, provided with: a data area (108) to record therein the record data; and a shared area (104, 105) to temporarily record therein evacuation data which is record data to be recorded or already recorded at a position of a defect in the data area and defect management information (120) including an evacuation source address of the evacuation data, the evacuation data being recorded with one predetermined point which exists in the shared area as a start point, the defect management information being recorded with another predetermined point which exists at a different point from the one point as a start point, in the shared area.

Abstract: The present invention relates to an interactive disk reproducing method using a network. The present method downloads various content-related information and the latest contents associated with A/V data pre-recorded on a placed interactive disk from a remote content-providing server connected through a network before reproduction of the placed interactive disk, and makes presentation of video or audio reproduced from the interactive disk along with contents already-received from the server while synchronizing presentation time of the A/V data and the contents with reference to the downloaded content-related information.

Abstract: A recording/reproducing unit for recording/reproducing information data on/from a recording medium, an initialization unit for initializing the recording medium in one of a first initialization mode in which information data recorded in all recording areas of the recording media is erased and a second initialization mode in which management data for information data recorded on the recording medium is erased from certain areas of the recording medium and erasion is not performed on other recording areas, and a control unit for controlling the initialization unit in accordance with an instruction to shut off a power of the apparatus during initialization, wherein processing by the initialization unit is changed between a case where the power-off instruction is received during initialization in the first initialization mode and a case where the power-off instruction is received during initialization in the second initialization mode.

Abstract: The present invention relates to an interactive disk reproducing method using a network. The present method downloads various content-related information associated with A/V data pre-recorded on a placed interactive disk from a remote content-providing server connected through a network, and makes presentation of video or audio reproduced from the interactive disk along with contents received from the server while synchronizing presentation time of the A/V data and the contents with reference to the downloaded content-related information.

Abstract: When the user designates the reproduction of searching audio data, the designated searching audio data and audio volume data are read from a searching data recording portion. The searching audio data is reproduced corresponding to the audio volume data. When the user designates the reproduction of main audio data, the selected audio data is read from a disc and reproduced. In addition, number-of-reproduction-times data, audio volume data, audio quality data, and time period data for the designated main audio data that are updated in the searching data storing portion. The searching audio data corresponding to the designated main audio data is read from the disc corresponding to the audio quality data and the time period data and recorded to the searching data storing portion.

Abstract: A method for identifying the contents of a compact disc manipulating a received table of contents (TOC) identifier associated with the compact disc. The method parses portions of the TOC comprising a series of numbers corresponding to track offsets for each track of the compact disc. The method further determines the first number from the series of numbers, subtracts the first number from each number in the series of numbers to form an altered series of numbers, and concatenates the altered series of numbers to form an altered string that comprises the altered TOC identifier. The altered TOC identifier may then be compared to a plurality of canonical TOC identifiers to identify the contents of the compact disc. Another method generates a generic TOC identifier for a plurality of compact discs known to contain the same data.

Abstract: A write-once-type recording medium (100) on which record data can be recorded only once, provided with: a data area (108) to record therein the record data; and a shared area (104, 105) to temporarily record therein evacuation data which is record data to be recorded or already recorded at a position of a defect in the data area and defect management information (120) including an evacuation source address of the evacuation data, the evacuation data being recorded with one predetermined point which exists in the shared area as a start point, the defect management information being recorded with another predetermined point which exists at a different point from the one point as a start point, in the shared area.

Abstract: To limit the number of contents which can be reproduced among a plurality of contents recorded on a recording medium. [MEANS FOR SOLVING PROBLEMS] A reproduction device (3) includes: a recording medium (2) containing a plurality of contents and the reproduction-enabled number indicating the number of contents which can be arbitrarily reproduced by a user among the plurality of contents; acquisition means (11) for acquitting the reproduction-enabled number; and reproduction inhibit means (14) for inhibiting reproduction of each content when the total number of contents which have been reproduced among the plurality of contents exceeds the acquired reproduction-enabled number upon reproduction of each content.

Abstract: When the user designates the reproduction of searching audio data, the designated searching audio data and audio volume data are read from a searching data recording portion. The searching audio data is reproduced corresponding to the audio volume data. When the user designates the reproduction of main audio data, the selected audio data is read from a disc and reproduced. In addition, number-of-reproduction-times data, audio volume data, audio quality data, and time period data for the designated main audio data that are updated in the searching data storing portion. The searching audio data corresponding to the designated main audio data is read from the disc corresponding to the audio quality data and the time period data and recorded to the searching data storing portion.

Abstract: This invention provides an information processing method and apparatus, which can set all extent sizes of data divisionally recorded on a disk to be equal to or larger than the minimum recording unit, and can guarantee continuous reproduction of the divisionally recorded data. Of data divisionally recorded on a recording medium (5), data which corresponds to an end portion of that data and cannot be recorded as a recording area equal to or larger than a minimum recording unit specified in the recording medium (5) due to the presence of a recording area (6) of another data, that has already been recorded on the recording medium (5), is re-recorded on a recording area equal to or larger than the minimum recording unit. At this time, new data is generated by combining data less than the minimum recording unit, and data recorded in another recording area, and the new data is re-recorded on a new recording area.

Abstract: A recording medium having a data structure for managing additional content data of main data recorded thereon in accordance with the present invention comprises a data area storing at least one clip file including main data and/or additional content data of the main data; and a navigation area storing a clip information file including information to indicate whether the clip file includes additional content data.

Abstract: Apparatus and methods are presented for Automated Digital voice recorder to Personal information manager Synchronization (ADPS) message creation that allow a user to indicate that an ADPS message is to be created, select and ADPS type selection relating the ADPS message to be created to a type of Personal Information. Manager (PIM) application, record audio content for the ADPS message, and create an ADPS message by organizing the ADPS type selection and the audio content into the ADPS message and store the ADPS message in the memory. Apparatus and methods are presented for downloading ADPS messages directly to a target PIM application. Apparatus and methods are presented for uploading configuration modifications and informational lists to the DVR. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract without departing from certain embodiments of the invention.

Abstract: Each record of a file recording management table has three fields: Type, Contents, and Next Record Number. The Type field indicates whether the record is a “file name record” that has file name information in the Contents field or a “consecutive recording area record” that has position information on a consecutive recording area (position information on a positionally consecutive recording area) of file data in the Contents field. The records are linked and are recorded in one physical recording area as one file recording management table.

Abstract: An information recording medium is provided with: an object data file for storing object data which constitutes a series of content information, such as picture information and audio information, and a play list information file for storing play list information which defines a reproduction sequence of the object data by a unit of a play list. The information recording medium is further provided with a disc information file for storing a plurality of title play lists including, (i) play list specification information for specifying the play list information which defines the play list to be reproduced, (ii) Pre command information, and (iii) Post command information, which indicate a command to be executed before and after the reproduction, respectively, based on the play list information.

Abstract: A method for recording a movie (30) is described, the method comprising the steps of: —receiving a broadcasted video stream (10; 31); —recording the received video stream on an information carrier (2RE); —receiving additional metadata (32), preferably via internet (40); —recording the received metadata (32) on the information carrier (2RE) in association with the video recording (31).

Abstract: When the user designates the reproduction of searching audio data, the designated searching audio data and audio volume data are read from a searching data recording portion. The searching audio data is reproduced corresponding to the audio volume data. When the user designates the reproduction of main audio data, the audio data is read from a disc and reproduced. In addition, the number-of-reproduction-times data corresponding to the number of times the audio data has been reproduced, audio volume data, audio quality data, and time period data for the designated main audio data are updated in the searching data storing portion. The searching audio data corresponding to the designated main audio data is read from the disc in accordance with the audio quality data and the time period data and recorded to the searching data storing portion.

Abstract: A track management method includes steps of obtaining track information from a play order table having track information entries arranged in a predetermined play order, the track information corresponds to a track to be deleted and points to a track descriptor in a track information table; obtaining the track descriptor, the track descriptor including a decryption key corresponding to the track to be deleted and pointer information that points to one of a plurality of part descriptors in a part information table; advancing the predetermined play order for a subset of the plurality of track information entries that follow the track to be deleted in the predetermined play order; reading the one of a plurality of part descriptors; separating in a file system a data block that is a part of a file specified by part pointer information in the part descriptor from the file managed by the file system and freeing the data block on the file system, the part pointer information pointing to a part of the file that includ

Abstract: When a detection device detects any kind of change regarding track recording after the start of the track recording, a grouping instruction is given to information attaching and generating device. Then, the information attaching and generating device attaches the same group name information to a group, in which a track where the recording has been started in an information recording medium to a track recorded at the point when the grouping instruction has been received are made to be the same group, and group control information is generated. Therefore, since the grouping is automatically performed by any kind of change regarding the track recording, a user can omit the operation that he/she performs the grouping by himself/herself, and thus the operation load of the user can be reduced.

Abstract: The present application relates to a copy-protected compact disc and a method for producing the optical disc and preventing unauthorized copying. The contents of at least one of the lead-in items in the optical disc are altered so that it is no longer uniform, thereby making a copied disc effectively corrupted and unplayable.

Abstract: A recording medium transport device has: a pair of transport roller units which nip and transport a recording medium and which are disposed at an upstream side and a downstream side of a recording area respectively, the transport roller unit in the upstream side including a drive shaft and an upstream side transmission gear attached to the drive shaft, the transport roller unit in the downstream side including a drive shaft and a downstream side transmission gear attached to the drive shaft; an output shaft; and a drive pinion gear attached to the output shaft and engaging with both the transmission gears. Each of the upstream side transmission gear, downstream side transmission gear and the drive pinion gear is a gear in which two spur gears are integrally formed while phases of the two spur gears are shifted from each other by a half pitch.

Abstract: A copy-protected compact disc and a method for producing the optical disc and preventing unauthorized copying is provided. In one embodiment, the contents of at least one of the lead-in items in the optical disc are altered so that it is no longer uniform, thereby making a copied disc effectively corrupted and unplayable.

Abstract: A device for inputting the title of a recording medium readily. When a capturing key of a tuner unit (1) is depressed, a first system controller (7) stores the text information, received currently by an FM multiplexed text broadcasting receiving tuner (3), in a capturing buffer region (5B) of a memory (5). When the disc title of an MD-MO (11) is to be inputted, a title inputting mode is established, and the disc is selected as an input target unit. Thereafter, when a call key and an ENTER key are depressed, the first system controller (7) stores the captured text information in a title inputting region (5C) of the memory (5) in such a way that the information corresponds to the disc which is the input target unit. Thereafter, when the ENTER key and a title inputting key are depressed, the first system controller (7) sends the contents of the title inputting region (5C) to an MD recorder unit (10) and a second system controller (17) records the contents in a UTOC area of the MD-MO (11) before the ejection.

Abstract: The present invention relates to a method of overwriting data of a rewritable disk quickly, which regards a rewritable disk as empty irrespective of whether or not the disk contains written data, or modifies not-empty-regarded information about a rewritable disk to empty one, based on a user's request; transmits disk information including said regarded or modified empty information to a host connected through an interface; and writes input data received from an external source from start of data recordable zone of the rewritable disk. This data overwriting method enables old data to be overwritten with new data without physical data erasing operation, thereby eliminating relatively long waiting time of a user until an inserted disk becomes empty.

Abstract: There is generated a rhythm corresponding to a designated tempo and meter of a music piece to be recorded. Performance of a musical instrument is started at specific timing according to the generated rhythm, and the musical information resulting from the performance is recorded onto an MD (Mini Disk). The address on the MD read out when the performance of the music piece is started is retrieved as a start address of the music piece. After the recording, the retrieved start address is recorded onto the UTOC (User's-table-of-contents) area of the disk along with the designated tempo and meter. By reading out the start address, tempo and meter to calculate a measure number and start address of a desired measure on the basis of the read out information, display of a measure number being currently reproduced and quick access to the starting point of any desired measure can be achieved.