Patent application number | Description | Published |
20090116818 | RECORDING MEDIUM, PLAYBACK APPARATUS, RECORDING APPARATUS, PLAYBACK METHOD, AND RECORDING METHOD - Provided is a recording medium which enables special playback processing such as fast-forward/rewind although part of the AV stream recorded therein is transformed. An AV stream, a first EP map, and a second EP map are recorded on the recording medium. In the AV stream, part of the multiplexed stream including a first video stream and a second video stream is transformed; the first EP map indicates one or more entry points of the first video stream; and the second EP map indicates one or more entry points of the second video stream. In the AV stream, TS packets constituting I-pictures, of the first video stream, indicated by every 4N-th entry point in the first EP map, and TS packets constituting I-pictures, of the secondary video stream, indicated by the entry points whose presentation time is closest to the presentation time of any one of the every 4N-th entry point in the first EP map. | 05-07-2009 |
20090208189 | PLAYBACK DEVICE, RECORDING DEVICE, PLAYBACK METHOD, AND RECORDING METHOD - A playback device for playing back a playlist. The playback device determines, as a current sub-playitem, a sub-playitem that is optimum for the current sub-playitem each time the current playitem changes. The playback device continues a playback of a playitem when a clip file being referred to by the current sub-playitem has been downloaded and is in the Enable state in the local storage; and stops, by issuing a DataStarved event, the playback of the playitem when the clip file being referred to by the current sub-playitem is in a missing state or an invalid state in the recording medium. | 08-20-2009 |
20100067873 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - On a recording medium, stereoscopic and monoscopic specific areas are located one after another next to a stereoscopic/monoscopic shared area. The stereoscopic/monoscopic shared area is a contiguous area to be accessed both in stereoscopic video playback and monoscopic video playback. The stereoscopic specific area is a contiguous area to be accessed immediately before a long jump occurring in stereoscopic video playback. In both the stereoscopic/monoscopic shared area and the stereoscopic specific area, extents of base-view and dependent-view stream files are arranged in an interleaved manner. The extents on the stereoscopic specific area are next in order after the extents on the stereoscopic/monoscopic shared area. The monoscopic specific area is a contiguous area to be accessed immediately before a long jump occurring in monoscopic video playback. The monoscopic specific area has a copy of the entirety of the extents of the base-view stream file recorded on the stereoscopic specific area. | 03-18-2010 |
20100086285 | PLAYBACK DEVICE, RECORDING MEDIUM, AND INTEGRATED CIRCUIT - Disclosed is a playback device capable of seamlessly playing back 3D and 2D videos. The playback device plays back 3D video streams including a base-view video stream and a dependent-view video stream. When performing stereoscopic playback using the 3D video streams, the playback device outputs picture data pieces obtained by decoding the base-view video stream and the dependent-view video stream to a display device. When performing 2D playback using the 3D video streams, the playback device outputs each of picture data pieces obtained by decoding the base-view video stream to the display device twice in succession. This way, an output frame rate at which the 2D playback is performed matches an output frame rate at which the stereoscopic playback is performed. | 04-08-2010 |
20100092148 | RECORDING MEDIUM ON WHICH 3D VIDEO IS RECORDED, PLAYBACK APPARATUS FOR PLAYING BACK 3D VIDEO, AND SYSTEM LSI - A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content. | 04-15-2010 |
20100165083 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - On a recording medium according to the present invention, extents for a base-view and a dependent-view are arranged alternately. The lower limit of the size of the base-view extents is the larger of a first lower limit value and a second lower limit value. The lower limit of the size of the dependent-view extent is a third lower limit value. The first lower limit value is determined so that, in monoscopic video playback, buffer underflow does not occur during jump periods between base-view extents. The second lower limit value is determined so that, in stereoscopic video playback, buffer underflow does not occur during read periods from each base-view extent to a next dependent-view extent. The third lower limit value is determined so that, in stereoscopic video playback, buffer underflow does not occur during read periods from each dependent-view extent to a next base-view extent. | 07-01-2010 |
20100202759 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - A recording medium according to an embodiment of the present invention includes a base-view stream and a dependent-view stream. The base-view stream is used for monoscopic video playback. The dependent-view stream is used for stereoscopic video playback in combination with the base-view stream. The recording medium further includes a first file and a second file. The first file refers to the base-view stream in monoscopic video playback, and the second file refers to the base-view stream in stereoscopic video playback. | 08-12-2010 |
20100215343 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - The recording medium | 08-26-2010 |
20100215347 | RECORDING MEDIUM, PLAYBACK DEVICE, INTEGRATED CIRCUIT - A base-view video stream and a dependent-view video stream are recorded on a BD-ROM. The base-view video stream includes picture data constituting a base view of a stereoscopic image. The dependent-view video stream includes offset metadata and picture data constituting a dependent view of the stereoscopic image. The offset metadata includes an offset sequence that defines an offset control of a plane memory when a graphics to be overlaid with the picture data is played back in a one-plane offset mode. | 08-26-2010 |
20100232767 | RECORDING MEDIUM, PLAYBACK DEVICE AND INTEGRATED CIRCUIT - A main-view stream and a sub-view stream are recorded on a recording medium. The main-view stream is used for monoscopic video playback. The sub-view stream is used for stereoscopic video playback in combination with the main-view stream are recorded. The main-view stream includes a plurality of main-view pictures, and the sub-view stream includes a plurality of sub-view pictures. The main-view pictures and the sub-view pictures are in one-to-one correspondence. A B picture is not used as a reference picture for compression of any of the sub-view pictures whose corresponding main-view picture is one of an I picture and a P picture. | 09-16-2010 |
20100245548 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - Provided is a recording medium that enables seamless connection between preceding playitems which are stream data arranged prior to a position where a long jump occurs, such as a layer boundary, and succeeding playitems which are stream data arranged subsequent to the position where the long jump occurs. A block exclusively for 2D playback Ln | 09-30-2010 |
20100254679 | RECORDING MEDIUM, PLAYBACK APPARATUS, AND INTEGRATED CIRCUIT - According to a playback device, a reading unit reads extent blocks from a recording medium. A switching unit extracts a main-view stream and a sub-view stream from the extent blocks. Each stream is stored in a different read buffer. A decoding unit reads and decodes each stream from a corresponding read buffer. A time (t) required for the decoding unit to decode all data blocks in one extent block is greater than or equal to the sum (t | 10-07-2010 |
20100254680 | RECORDING MEDIUM ON WHICH 3D VIDEO IS RECORDED, PLAYBACK APPARATUS FOR PLAYING BACK 3D VIDEO, AND SYSTEM LSI - A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content. | 10-07-2010 |
20100254681 | RECORDING MEDIUM ON WHICH 3D VIDEO IS RECORDED, PLAYBACK APPARATUS FOR PLAYING BACK 3D VIDEO, AND SYSTEM LSI - A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content. | 10-07-2010 |
20100260481 | RECORDING MEDIUM ON WHICH 3D VIDEO IS RECORDED, PLAYBACK APPARATUS FOR PLAYING BACK 3D VIDEO, AND SYSTEM LSI - A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content. | 10-14-2010 |
20100272174 | IMAGE DECODING DEVICE, IMAGE CODING DEVICE, IMAGE DECODING METHOD, IMAGE CODING METHOD, AND PROGRAM - An image decoding device is provided which is capable of decoding views coded using inter-view prediction even when decoding is not instantly completed. The image decoding device includes: a decoding processing unit ( | 10-28-2010 |
20100303444 | RECORDING MEDIUM, PLAYBACK DEVICE, ENCODING DEVICE, INTEGRATED CIRCUIT, AND PLAYBACK OUTPUT DEVICE - A main-view and sub-view video stream pair, a graphics stream, and playlist information are recorded on a BD-ROM disc. In the sub-view video stream, metadata is provided in each GOP. The metadata includes a correspondence table associating offset identifiers and offset information. The offset information defines offset control for each picture in a GOP. Offset control is processing to provide a left offset and right offset for the horizontal coordinates in a graphics plane to generate a pair of graphics planes that are respectively combined with main-view and sub-view video planes. The playlist information includes a stream selection table for each playback section. When the stream selection table associates a stream number with a packet identifier of a graphics stream, one of the offset identifiers is allocated to the stream number. | 12-02-2010 |
20110008024 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - According to a playback device, a reading unit reads extent blocks from a recording medium. A switching unit extracts a main-view stream and a sub-view stream from the extent blocks. Each stream is stored in a different read buffer. A decoding unit reads and decodes each stream from a corresponding read buffer. A time (t) required for the decoding unit to decode all data blocks in one extent block is greater than or equal to the sum (t | 01-13-2011 |
20110013884 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - Provided is a recording medium that enables seamless connection between preceding playitems which are stream data arranged prior to a position where a long jump occurs, such as a layer boundary, and succeeding playitems which are stream data arranged subsequent to the position where the long jump occurs. A block exclusively for 2D playback Ln | 01-20-2011 |
20110013888 | INFORMATION RECORDING MEDIUM AND PLAYBACK DEVICE FOR PLAYING BACK 3D IMAGES - To aim to increase the use efficiency of a screen on which a subtitle is displayed together with a stereoscopic image. A video shift mode is set for each subtitle. When a stereoscopic image is played back, in accordance with the video shift mode of the subtitle, a video plane is shifted upward or downward to perform cropping processing of collecting black frames provided in the upper end and the lower end of the screen in either one of the upper end and the lower end so as to save a display region of the subtitle. | 01-20-2011 |
20110013890 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - A pair of main-view and sub-view video streams and a graphics stream are recorded on a BD-ROM disc. Metadata is provided in each GOP in the sub-view video stream. The metadata includes offset information. The offset information specifies offset control for a plurality of pictures constituting a GOP. Offset control is to provide a left offset and right offset for the horizontal coordinates in a graphics plane to generate a pair of graphics planes, and to combine them separately with main-view and sub-view video planes. The sub-view video stream is packetized and multiplexed in a transport stream. A header of each TS packet includes a TS priority flag. TS packets containing the metadata have a different value of TS priority flag from TS packets containing sub-view pictures. | 01-20-2011 |
20110032327 | PLAYBACK DEVICE, INTEGRATED CIRCUIT, RECORDING MEDIUM - Playback device for playing back graphics stream according to stream selection table recorded on recording medium. Stream number register stores, as current stream number, one of a plurality of stream numbers written in the stream selection table. Capability register indicates capability to play back graphics. Procedure means determines playback type of graphics corresponding to the current stream number, based on the playback capability indicated by the capability register. Playback of graphics streams falls into two types: first playback type in which a monoscopic graphics stream is used; and second playback type in which a pair of left-eye graphics stream and right-eye graphics stream is used to perform a stereoscopic playback. The capability register indicates whether capability to perform the stereoscopic playback using the pair of left-eye and right-eye graphics streams is present in graphics decoder. | 02-10-2011 |
20110033170 | Recording medium, playback device, integrated circuit - A base-view video stream and a dependent-view video stream are recorded on a BD-ROM. The base-view video stream includes picture data constituting a base view of a stereoscopic image. The dependent-view video stream includes offset metadata and picture data constituting a dependent view of the stereoscopic image. The offset metadata includes an offset sequence that defines an offset control of a plane memory when a graphics to be overlaid with the picture data is played back in a one-plane offset mode. | 02-10-2011 |
20110050847 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - A recording medium according to an embodiment of the present invention includes a base-view stream and a dependent-view stream. The base-view stream is used for monoscopic video playback. The dependent-view stream is used for stereoscopic video playback in combination with the base-view stream. The recording medium further includes a first file and a second file. The first file refers to the base-view stream in monoscopic video playback, and the second file refers to the base-view stream in stereoscopic video playback. | 03-03-2011 |
20110090305 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - The recording medium | 04-21-2011 |
20110129198 | RECORDING MEDIUM, REPRODUCING DEVICE, ENCODING DEVICE, INTEGRATED CIRCUIT, AND REPRODUCTION OUTPUT DEVICE - A pair of main-view and sub-view video streams, a graphics stream, and playlist information are recorded on a BD-ROM disc. The sub-view video stream includes metadata arranged in each GOP. The metadata includes a correspondence table associating offset identifiers and offset information. The offset information defines offset control for each picture in a GOP. Offset control is processing to provide a left offset and right offset for the horizontal coordinates in a graphics plane to generate a pair of graphics planes that are respectively combined with main-view and sub-view video planes. The playlist information includes a stream selection table for each playback section. When the stream selection table associates a stream number with a packet identifier of a graphics stream, one of the offset identifiers is further allocated to the stream number. | 06-02-2011 |
20110142426 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - A pair of main-view and sub-view video streams and a graphics stream are recorded on a BD-ROM disc. Metadata is provided in each GOP in the sub-view video stream. The metadata includes offset information. The offset information specifies offset control for a plurality of pictures constituting a GOP. Offset control is to provide a left offset and right offset for the horizontal coordinates in a graphics plane to generate a pair of graphics planes, and to combine them separately with main-view and sub-view video planes. The sub-view video stream is packetized and multiplexed in a transport stream. A header of each TS packet includes a TS priority flag. TS packets containing the metadata have a different value of TS priority flag from TS packets containing sub-view pictures. | 06-16-2011 |
20110149049 | RECORDING MEDIUM, REPRODUCTION DEVICE, AND INTEGRATED CIRCUIT - A main-view stream and a sub-view stream are recorded on a recording medium. The main-view stream is used for monoscopic video playback. The sub-view stream is used for stereoscopic video playback in combination with the main-view stream are recorded. The main-view stream includes a plurality of main-view pictures, and the sub-view stream includes a plurality of sub-view pictures. The main-view pictures and the sub-view pictures are in one-to-one correspondence. A B picture is not used as a reference picture for compression of any of the sub-view pictures whose corresponding main-view picture is one of an I picture and a P picture. | 06-23-2011 |
20110150421 | INFORMATION RECORDING MEDIUM AND PLAYBACK DEVICE FOR PLAYING BACK 3D IMAGES - To aim to increase the use efficiency of a screen on which a subtitle is displayed together with a stereoscopic image. A video shift mode is set for each subtitle. When a stereoscopic image is played back, in accordance with the video shift mode of the subtitle, a video plane is shifted upward or downward to perform cropping processing of collecting black frames provided in the upper end and the lower end of the screen in either one of the upper end and the lower end so as to save a display region of the subtitle. | 06-23-2011 |
20110158604 | RECORDING MEDIUM, REPRODUCTION DEVICE, AND INTEGRATED CIRCUIT - Provided is a recording medium in which extents for a base-view and a dependent-view are arranged alternately. The lower limit of the size of the base-view extents is the larger of a first lower limit value and a second lower limit value. The lower limit of the size of the dependent-view extent is a third lower limit value. The first lower limit value is determined so that, in monoscopic video playback, buffer underflow does not occur during jump periods between base-view extents. The second lower limit value is determined so that, in stereoscopic video playback, buffer underflow does not occur during read periods from each base-view extent to a next dependent-view extent. The third lower limit value is determined so that, in stereoscopic video playback, buffer underflow does not occur during read periods from each dependent-view extent to the next base-view extent. | 06-30-2011 |
20110164121 | PLAYBACK DEVICE, INTEGRATED CIRCUIT, RECORDING MEDIUM - A playback device for playing back a graphics stream in accordance with a stream selection table recorded on the recording medium. A procedure means determines a playback type of a graphics corresponding to the current stream number, based on the playback capability indicated by the capability register. | 07-07-2011 |
20110187817 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - Provided is a recording medium on which are recorded a main-view stream, sub-view stream, and management information. The management information includes a system rate for each stream. Each stream is divided into a plurality of data blocks that form a plurality of extent blocks. In each extent block, main-view data blocks and sub-view data blocks are in a continuous interleaved arrangement. A main-view data block and sub-view data block forming a single pair each have a maximum size that is determined by the following conditions: (i) the system rate of the sub-view stream, (ii) whether the pair is the top pair within the extent block, and (iii) whether a long jump region exists between the recording areas of two extent blocks that are to be read continuously. | 08-04-2011 |
20110262104 | REPRODUCTION DEVICE, REPRODUCTION METHOD, RECORDING MEDIUM, APPLICATION, AND AUTHORING DEVICE - A playback device plays back a plurality of digital streams constituting a stream sequence while sequentially downloading the streams from an external resource contains time information indicating the current stream sequence playback time and state information indicating whether each stream is in a playable or non-playable state, and comprises an executor operable to execute an application corresponding to the stream sequence and a playback controller operable to control stream sequence playback. The application includes playback interval information for each stream, and specifies the subsequent stream to be played back after the current stream according to the playback interval information. When the state information of the subsequent stream is not the playable state, the playback controller performs one of a trickplay operation for extending the display duration of the current stream or a substitute video playback operation after the current stream in accordance with a request from the application. | 10-27-2011 |
20110305443 | DISPLAY DEVICE AND METHOD, TRANSMISSION DEVICE AND METHOD, AND RECEPTION DEVICE AND METHOD - A device for displaying stereoscopic video images on a screen includes a receiving unit, signal processing unit, and display unit. The receiving unit receives stream data including left-view frames and right-view frames of stereoscopic images. The signal processing unit alternately extracts left-view frames and right-view frames from the stream data. Over one frame period of the stereoscopic video images, the signal processing transmits a pair of a left-view frame and a right-view frame when the control information indicates a 3D playback mode, and transmits only a left-view frame when the control information indicates a 2D playback mode. The display unit displays each frame transmitted from the signal processing unit for a predetermined time on the screen. | 12-15-2011 |
20110310235 | DISPLAY DEVICE AND METHOD, RECORDING MEDIUM, TRANSMISSION DEVICE AND METHOD, AND PLAYBACK DEVICE AND METHOD - A device for displaying stereoscopic images on a screen includes a receiving unit, signal processing unit, and display unit. The receiving unit receives stream data including left and right views of stereoscopic images. The signal processing unit alternately extracts left- and right-view frames from the stream data. The display unit displays each frame sent from the signal processing unit for a predetermined time on the screen. The signal processing unit sends the display unit one left-view frame a first number of times and one right-view frame a second number of times during one frame period of the stereoscopic images. The signal processing unit calculates the frame rate at which the display unit displays the left- and right-view frames divided by the frame rate of the stereoscopic images. The signal processing unit sets the first and second numbers of times to different values for one frame period of the stereoscopic images. | 12-22-2011 |
20120002949 | REPRODUCER, INTEGRATED CIRCUIT, REPRODUCTION METHOD, APPLICATION PROGRAM, RECORDING MEDIUM, RECORDER, AND RECORDING METHOD - Provided is a playback device which is capable of correctly determining a construction status of a virtual package. An access is attempted to a state signaling file recorded in a local storage using a fixed address on a virtual file system assigned by merge management information (step S | 01-05-2012 |
20120008914 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - On a recording medium, stereoscopic and monoscopic specific areas are located one after another next to a stereoscopic/monoscopic shared area. The stereoscopic/monoscopic shared area is a contiguous area to be accessed both in stereoscopic video playback and monoscopic video playback. The stereoscopic specific area is a contiguous area to be accessed immediately before a long jump occurring in stereoscopic video playback. In both the stereoscopic/monoscopic shared area and the stereoscopic specific area, extents of base-view and dependent-view stream files are arranged in an interleaved manner. The extents on the stereoscopic specific area are next in order after the extents on the stereoscopic/monoscopic shared area. The monoscopic specific area is a contiguous area to be accessed immediately before a long jump occurring in monoscopic video playback. The monoscopic specific area has a copy of the entirety of the extents of the base-view stream file recorded on the stereoscopic specific area. | 01-12-2012 |
20120008924 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - On a recording medium, stereoscopic and monoscopic specific areas are located one after another next to a stereoscopic/monoscopic shared area. The stereoscopic/monoscopic shared area is a contiguous area to be accessed both in stereoscopic video playback and monoscopic video playback. The stereoscopic specific area is a contiguous area to be accessed immediately before a long jump occurring in stereoscopic video playback. In both the stereoscopic/monoscopic shared area and the stereoscopic specific area, extents of base-view and dependent-view stream files are arranged in an interleaved manner. The extents on the stereoscopic specific area are next in order after the extents on the stereoscopic/monoscopic shared area. The monoscopic specific area is a contiguous area to be accessed immediately before a long jump occurring in monoscopic video playback. The monoscopic specific area has a copy of the entirety of the extents of the base-view stream file recorded on the stereoscopic specific area. | 01-12-2012 |
20120014665 | RECORDING MEDIUM ON WHICH 3D VIDEO IS RECORDED, PLAYBACK APPARATUS FOR PLAYING BACK 3D VIDEO, AND SYSTEM LSI - A left view graphics stream and a right view graphics stream recorded on a recording medium each include one or more display sets, and the display sets are data groups used for displaying one screen worth of one or more graphics objects. The one or more display sets included in the left view graphics stream are in one-to-one correspondence with the one or more display sets included in the right view graphics stream, and an identical playback time for the video stream on the playback time axis is set in each of the corresponding display sets. Each display set includes state information indicating whether the data is all data necessary for displaying one screen worth of one or more graphics objects, or is a difference from the immediately previous display set, and the state information included in corresponding display sets indicate identical content. | 01-19-2012 |
20120033039 | ENCODING METHOD, DISPLAY DEVICE, AND DECODING METHOD - The encoding method obtains a video stream including pictures and display information, the pictures being L-R containing images each having a display area split into two sub-areas, one storing a left-view image and the other storing a right-view image. The display information includes 2D display information and 3D display information, each of which including cropping information specifying an area in the display area as an area to be cropped, the area in the display area specified by the cropping information of the 3D display information is for 3D display, and the area in the display area specified by the cropping information of the 2D display information is for 2D display, and is one of the left-view image and the right-view image. | 02-09-2012 |
20120106921 | ENCODING METHOD, DISPLAY APPARATUS, AND DECODING METHOD - An encoding method is provided, according to which video streams obtained by compression-coding original images are contained in one transport stream. The video streams contained in the transport stream include a video stream that constitutes 2D video and video streams that constitute 3D video. When containing such video streams in the transport stream, a descriptor specifying the video streams constituting the 3D video is contained in a PMT (Programmable Map Table) of the transport stream. | 05-03-2012 |
20120106929 | PLAYBACK DEVICE, INTEGRATED CIRCUIT, RECORDING MEDIUM - Playback device for playing back graphics stream according to stream selection table recorded on recording medium. Stream number register stores, as current stream number, one of a plurality of stream numbers written in the stream selection table. Capability register indicates capability to play back graphics. Procedure means determines playback type of graphics corresponding to the current stream number, based on the playback capability indicated by the capability register. Playback of graphics streams falls into two types: first playback type in which a monoscopic graphics stream is used; and second playback type in which a pair of left-eye graphics stream and right-eye graphics stream is used to perform a stereoscopic playback. The capability register indicates whether capability to perform the stereoscopic playback using the pair of left-eye and right-eye graphics streams is present in graphics decoder. | 05-03-2012 |
20120133736 | IMAGE CODING METHOD, IMAGE DECODING METHOD, IMAGE CODING APPARATUS, AND IMAGE DECODING APPARATUS - An image coding method for properly handling a 3D video format including a base layer and an enhancement layer includes a video layer and a system layer. The video layer includes a step of coding an image to generate a coded stream. The system layer includes a step of multiplexing the coded stream and an identifier to generate a system stream, the identifier indicating whether or not the image has a left-right mixed format that includes a base layer and an enhancement layer and that has a left view image area and a right view image area in each picture. In the coding step, the image that includes the base layer and the enhancement layer and that has the left view image area and the right view image area in each picture is coded to generate the coded stream, when the image has the left-right mixed format. | 05-31-2012 |
20120147141 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - A pair of main-view and sub-view video streams and a graphics stream are recorded on a BD-ROM disc. Metadata is provided in each GOP in the sub-view video stream. The metadata includes offset information. The offset information specifies offset control for a plurality of pictures constituting a GOP. Offset control is to provide a left offset and right offset for the horizontal coordinates in a graphics plane to generate a pair of graphics planes, and to combine them separately with main-view and sub-view video planes. The sub-view video stream is packetized and multiplexed in a transport stream. A header of each TS packet includes a TS priority flag. TS packets containing the metadata have a different value of TS priority flag from TS packets containing sub-view pictures. | 06-14-2012 |
20120148218 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - A recording medium according to an embodiment of the present invention includes a base-view stream and a dependent-view stream. The base-view stream is used for monoscopic video playback. The dependent-view stream is used for stereoscopic video playback in combination with the base-view stream. The recording medium further includes a first file and a second file. The first file refers to the base-view stream in monoscopic video playback, and the second file refers to the base-view stream in stereoscopic video playback. | 06-14-2012 |
20120155830 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - Provided is a recording medium that enables seamless connection between preceding playitems which are stream data arranged prior to a position where a long jump occurs, such as a layer boundary, and succeeding playitems which are stream data arranged subsequent to the position where the long jump occurs. A block exclusively for 2D playback Ln | 06-21-2012 |
20120177343 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - A recording medium records a main-view stream, a sub-view stream, and management information. The management information includes a system rate for each stream, and each stream is divided into a plurality of data blocks that form a plurality of extent blocks. In each extent block, main-view data blocks and sub-view data blocks are in a continuous interleaved arrangement. A main-view data block and sub-view data block forming a single pair each have a maximum size that is determined by the following conditions: (i) the system rate of the sub-view stream, (ii) whether the pair is the top pair within the extent block, and (iii) whether a long jump region exists between the recording areas of two extent blocks that are to be read continuously. | 07-12-2012 |
20120189274 | RECORDING MEDIUM, RECORDING DEVICE, ENCODING DEVICE, INTEGRATED CIRCUIT, AND REPRODUCTION OUTPUT DEVICE - A pair of main-view and sub-view video streams, a graphics stream, and playlist information are recorded on a BD-ROM disc. The sub-view video stream includes metadata arranged in each GOP. The metadata includes a correspondence table associating offset identifiers and offset information. The offset information defines offset control for each picture in a GOP. Offset control is processing to provide a left offset and right offset for the horizontal coordinates in a graphics plane to generate a pair of graphics planes that are respectively combined with main-view and sub-view video planes. The playlist information includes a stream selection table for each playback section. When the stream selection table associates a stream number with a packet identifier of a graphics stream, one of the offset identifiers is further allocated to the stream number. | 07-26-2012 |
20120213491 | RECORDING MEDIUM, PLAYBACK DEVICE, AND INTEGRATED CIRCUIT - The recording medium | 08-23-2012 |
20120287127 | RECORDING MEDIUM, PLAYBACK DEVICE, INTEGRATED CIRCUIT - A base-view video stream and a dependent-view video stream are recorded on a BD-ROM. The base-view video stream includes picture data constituting a base view of a stereoscopic image. The dependent-view video stream includes offset metadata and picture data constituting a dependent view of the stereoscopic image. The offset metadata includes an offset sequence that defines an offset control of a plane memory when a graphics to be overlaid with the picture data is played back in a one-plane offset mode. | 11-15-2012 |
20120293614 | RECORDING MEDIUM, PLAYBACK DEVICE, INTEGRATED CIRCUIT - A base-view video stream and a dependent-view video stream are recorded on a BD-ROM. The base-view video stream includes picture data constituting a base view of a stereoscopic image. The dependent-view video stream includes offset metadata and picture data constituting a dependent view of the stereoscopic image. The offset metadata includes an offset sequence that defines an offset control of a plane memory when a graphics to be overlaid with the picture data is played back in a one-plane offset mode. | 11-22-2012 |
20130058628 | RECORDING MEDIUM, PLAYBACK APPARATUS, RECORDING APPARATUS, PLAYBACK METHOD, AND RECORDING METHOD - A recording medium enables special playback processing although part of the AV stream recorded therein is transformed. An AV stream, a first EP map, and a second EP map are recorded on the recording medium. In the AV stream, a part of the multiplexed stream including a first video stream and a second video stream is transformed. The first EP map indicates one or more entry points of the first video stream and the second EP map indicates one or more entry points of the second video stream. TS packets constituting I-pictures of the first video stream are indicated by every 4N-th entry point in the first EP map, and TS packets constituting I-pictures of the second video stream are indicated by the entry points whose presentation time is closest to the presentation time of any one of the every 4N-th entry point in the first EP map. | 03-07-2013 |
20130113701 | IMAGE GENERATION DEVICE - An image generation device | 05-09-2013 |
20130191861 | BROADCASTING-COMMUNICATIONS COLLABORATION SYSTEM, DATA GENERATING APPARATUS, AND RECEIVING APPARATUS - A data generating apparatus | 07-25-2013 |
20130235270 | PLAYBACK APPARATUS, PLAYBACK METHOD, INTEGRATED CIRCUIT, BROADCAST SYSTEM, AND BROADCAST METHOD - The present invention provides a playback apparatus for playing back one combination video by combining a broadcast video with any additional video not determined by a fixed position relative to the broadcast video. The playback apparatus comprises: a first receiving unit that receives, via a broadcast wave, a broadcast video composed of broadcast images, each broadcast image being a portion of a frame image among a plurality of frame images constituting the original video; a second receiving unit that receives an additional video composed of remaining images, each remaining image being the remaining portion of the frame image; an arrangement information acquiring unit that acquires arrangement information indicating an arrangement of the broadcast image and the remaining image in the frame image; and a playback unit that reproduces and plays back the frame images by arranging the broadcast images and the remaining images based on the arrangement information. | 09-12-2013 |
20130243103 | ENCODING DEVICE, DECODING DEVICE, PLAYBACK DEVICE, ENCODING METHOD, AND DECODING METHOD - An encoding device that, when encoding frame image groups which represent scenes respectively viewed from plurality of viewpoints over predetermined time period, generates base-view video stream by encoding frame image group of standard viewpoint without using, as reference image, any frame image of other viewpoints, generates first-type dependent-view video stream by encoding frame image group of first-type viewpoint by using, as reference image, frame image of same time of base-view video stream or of another first-type dependent-view video stream, first-type viewpoint being positioned such that at least one viewpoint is present between first-type viewpoint and standard viewpoint, and generates second-type dependent-view video stream by encoding frame image group of second-type viewpoint by using, as reference images, frame images of same time of two viewpoints sandwiching second-type viewpoint, second-type viewpoint being neither standard viewpoint nor first-type viewpoint. | 09-19-2013 |
20130279883 | RECORDING MEDIUM, PLAYBACK DEVICE, RECORDING DEVICE, AND RECORDING METHOD - On a recording medium, a monoscopic video specific section and a stereoscopic video specific section are continuous immediately after an extended data specific section. A shared section includes a continuous, interleaved arrangement having one each of main-view extents, sub-view extents, and extended extents. The stereoscopic video specific section includes a continuous, interleaved arrangement of extents having one each of the main-view extents and the sub-view extents. The monoscopic video specific section includes a continuous arrangement of a copy of the main-view extent arranged in the stereoscopic video specific section. The extended data specific section includes one of the extended extents that is to be used in combination with the copy of the main-view extent arranged in the monoscopic video specific section. The shared section is accessed when stereoscopic video images are played back, when monoscopic video images are played back, and when an extended stream is used. The stereoscopic video specific section is accessed during playback of the stereoscopic video images. The monoscopic video specific section is accessed during playback of the monoscopic video images. The extended data specific section and the monoscopic video specific section are accessed when the extended stream is read, immediately before or after a long jump. | 10-24-2013 |
20130286160 | VIDEO ENCODING DEVICE, VIDEO ENCODING METHOD, VIDEO ENCODING PROGRAM, VIDEO PLAYBACK DEVICE, VIDEO PLAYBACK METHOD, AND VIDEO PLAYBACK PROGRAM - Provided is a video encoding device and a video playback device, the video encoding device encoding 3D video images in a manner that suppresses an increase in the necessary band, while maintaining playback compatibility with playback devices configured for the MPEG-2 standard. A data creation device | 10-31-2013 |
20130287090 | VIDEO ENCODER, VIDEO ENCODING METHOD, VIDEO ENCODING PROGRAM, VIDEO REPRODUCTION DEVICE, VIDEO REPRODUCTION METHOD, AND VIDEO REPRODUCTION PROGRAM - Provided are video encoding device that encodes high-quality video, restricting increase of the required bandwidth, while maintaining playback compatibility with playback devices conforming to MPEG-2 standard, and video playback device. Data creation device | 10-31-2013 |
20130314514 | DISPLAY APPARATUS, 3D GLASSES, AND 3D-VIDEO VIEWING SYSTEM - A state setting unit stores a parameter indicating the state of a display device. A packet analyzing unit refers to the parameter to receive a broadcast stream, and analyzes management packets contained in the broadcast stream. A decoding unit uses a result of the analyzing to extract packets constituting broadcast content from the broadcast stream and decode the packets into video frames. A display unit displays video images represented by the video frames. A 3D video image detecting unit uses a result of the analyzing to determine whether broadcast content to be displayed contains 3D video images or not. A transmitter unit transmits a notification signal to a pair of 3D glasses when the 3D video image detecting unit detects that the broadcast content contains 3D video images. A notifying unit operates to urge the viewer to use the pair of 3D glasses in response to the notification signal. | 11-28-2013 |
20130315573 | DATA CREATION DEVICE AND PLAYBACK DEVICE FOR VIDEO PICTURE IN VIDEO STREAM - A data creation device performing compression encoding on first frame images showing a view from a first viewpoint and second frame images showing a view from a second viewpoint generates a stream in an MPEG-2 format, and base-view/dependent-view video streams in a format conforming to an MPEG-4 MVC format. The stream in the MPEG-2 format is generated by performing compression encoding on the first frame images. The base-view video stream is a stream of dummy data having the same number of frames as and a smaller data amount than the stream in the MPEG-2 format. The dependent-view video stream is obtained by performing compression encoding on each frame of the second frame images, with reference to a frame of the stream in the MPEG-2 format to be presented at the same time as a frame of the base-view video stream corresponding to the frame of the second frame images. | 11-28-2013 |
20140050458 | RECORDING MEDIUM, REPRODUCTION DEVICE, AND RECORDING DEVICE - A recording medium has a main-view stream, a sub-view stream, and an extended stream recorded thereon. The main-view stream contains a main-view video stream constituting main views of stereoscopic video images, and is divided into a plurality of main-view extents arranged on the recording medium. The sub-view stream contains a sub-view video stream constituting sub-views of the stereoscopic video images, and is divided into a plurality of sub-view extents arranged on the recording medium. The extended stream contains extended data to be used in combination with the main-view stream, and is divided into a plurality of extended extents arranged on the recording medium. Between an adjacent pair of the plurality of extended extents, at least two each of the plurality of the main-view extents and the plurality of the sub-view extents are placed in a continuous, interleaved arrangement. | 02-20-2014 |
20140056577 | RECORDING MEDIUM, PLAYBACK DEVICE, RECORDING DEVICE, ENCODING METHOD, AND DECODING METHOD RELATED TO HIGHER IMAGE QUALITY - A recording method for recording a base video stream and an enhancement video stream. The recording method includes: a first step of generating the base video stream by performing an irreversible conversion on an original image; and a second step of generating the enhancement video stream that includes a shift parameter and picture data. A gradation bit sequence of each pixel constituting the picture data of the enhancement video stream represents a difference between a gradation bit sequence of each pixel constituting picture data of the original image and a gradation bit sequence of each pixel constituting picture data of the base video stream. The shift parameter defines a shift operation that is performed by a playback device when the gradation bit sequence of the base video stream is added to the gradation bit sequence of the enhancement video stream. | 02-27-2014 |
20140079368 | DISPLAY DEVICE AND TRANSMISSION DEVICE - A display device comprising: a reception unit; a display unit; a storage unit; and an acquisition unit. The reception unit receives a stream containing a plurality of video frames and first display timing information specifying a display timing of each video frame. The display unit displays each video frame at a corresponding display timing specified by the first display timing information. The storage unit stores an image and second display timing information specifying a display timing of the image. The acquisition unit acquires correction information specifying a correction amount for correcting the display timing of the image and thereby enabling the image to be displayed in synchronization with the video frames displayed by the display unit. The display unit further displays the image at a corrected display timing determined by correcting the display timing of the image by using the correction amount specified by the correction information. | 03-20-2014 |
20140244435 | ELECTRONIC COMMERCE METHOD AND ELECTRONIC COMMERCE SYSTEM - An electronic commerce method executed by a computer includes: receiving, from a user, an amount of disposable money usage of which is not determined; selecting, from among one or more products or services, a product or a service having a purchase price lower than or equal to the amount of disposable money, without receiving an instruction from the user; and performing processing of purchasing the product or the service which has been selected, without obtaining permission from the user. For example, an object recognizable by the user is presented to the user, and if purchase processing is performed, the user is notified that the object has performed purchase processing. | 08-28-2014 |
20140245367 | METHOD FOR PROVIDING A VIDEO, TRANSMITTING DEVICE, AND RECEIVING DEVICE - A method for providing a video includes: (a) acquiring a first main video captured of a first capture space, and a second main video captured of a second capture space including a space other than the first capture space; (b) generating a wide-angle video by combining the plurality of main videos acquired in step (a); (c) acquiring user preference information via a network; (d) calculating a region to be cropped which is a region of the wide-angle video and smaller than the area captured in the wide-angle video, based on the user preference information acquired in step (c); (e) cropping the wide-angle video into the cropping region; and (f) providing, to a user, a cropped video generated by cropping the wide-angle video. | 08-28-2014 |
20140289818 | VIDEO MANAGEMENT METHOD AND VIDEO MANAGEMENT SYSTEM - A video management method includes: associating video information to be uploaded to a moving image distribution server by a user with user information indicating the user; storing the video information uploaded via the Internet into a storage unit; authorizing a different user to view the video information stored in the storage unit; and causing the user to select one process to be executed, at withdrawal of the user from a group, on the video information that the different user belonging to the group is authorized to view, the process being selected from among (i) deleting the video information; (ii) associating the video information with user information indicating the different user belonging to the group; and (iii) associating the video information with administrator information indicating a virtual administrator of the group. | 09-25-2014 |
20150074554 | CONTENT PRESENTATION METHOD AND PROGRAM - A content presentation method includes: obtaining behavior history information of a user; determining a frequency for generating content based on the behavior history information and generating the content at the determined frequency, the content being for interaction with the user made by a device; and presenting the generated content to the user by distributing the generated content. For example, the determining further includes determining a type of the content to be generated based on the behavior history information and generating the content of the determined type. | 03-12-2015 |