# US 10,321,111 B2 · Information processing apparatus, information recording medium, information processing method, and program > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,321,111 B2 - Document ID: US10321111B2 - Status: Granted - Kind: B2 - Application number: 15/833,669 - Filed: 2017-12-06 - Published: 2018-04-05 - Granted: 2019-06-11 - Earliest claimed: 2014-09-08 - Assignees: Sony Corporation - Applicants: Sony Corporation - Inventors: Kouichi Uchimura; Ryohei Takahashi - Web page: https://patentgrep.com/patent/US10321111B2 ## CPC - H04N 9/87: Regeneration of colour television signals (H04N9/80 takes precedence) - G11B 20/10: Digital recording or reproducing - G11B 20/1217: {on discs} - G11B 27/00: Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel - G11B 27/105: {of operating discs} - G11B 27/329: {on a disc [VTOC]} - H04N 5/85: on discs or drums - H04N 5/93: Regeneration of the television signal or of selected parts thereof - H04N 11/24: High-definition television systems - G11B 2220/2541: Blu-ray discs; Blue laser DVR discs - H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION - G11B: INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER (recording measured values in a way that does not require playback through a transducer G01D9/00; recording or playback apparatus using mechanically marked tape, e.g. punched paper tape, or using unit records, e.g. punched or magnetically marked cards G06K; transferring data from one type of record carrier to another G06K1/18; circuits for coupling output of reproducer to radio receiver H04B1/20; gramophone pick-ups or like acoustic electromechanical transducers or circuits therefor H04R) ## Abstract Image reproduction according to a display apparatus is realized by acquiring image information of an ultra-high definition (UHD) image from a playlist file or a clip information file. A data processing unit that performs a reproduction process of a disc recording data acquires a playlist file or a clip information file as a reproduction control information file corresponding to reproduction data recorded in a disc, determines whether or not an ultra-high definition (UHD) image is recorded in the disc based on recording data of such a file, and, in a case where the ultra-high definition (UHD) image is recorded in the disc, acquires image information of the ultra-high definition (UHD) image from the reproduction control information and controls output data for a display apparatus based on the acquired image information. ## Claims ### Claim 1 An information processing apparatus comprising: a data processing unit that performs a reproduction process of a recording data, wherein the data processing unit acquires a reproduction control information file corresponding to reproduction data recorded in a recording medium, determines whether or not an ultra-high definition (UHD) image is recorded in the recording medium based on recording data of the acquired reproduction control information file, and acquires image information of the ultra-high definition (UHD) image from the reproduction control information and controls output data for a display apparatus based on the acquired image information in a case where the ultra-high definition (UHD) image is recorded in the recording medium. ### Claim 2 (depends on 1) The information processing apparatus according to claim 1, wherein the data processing unit determines whether or not high dynamic range (HDR) image data is recorded in the recording medium based on the recording data of the reproduction control information file, and acquires image information of the HDR image from the reproduction control information and controls the output data for the display apparatus based on the acquired image information in a case where the HDR image is recorded in the recording medium. ### Claim 3 (depends on 1) The information processing apparatus according to claim 1, wherein the reproduction control information file is a playlist file, and wherein the data processing unit acquires the image information of the ultra-high definition (UHD) image from the playlist file and controls the output data for the display apparatus based on the acquired image information. ### Claim 4 (depends on 3) The information processing apparatus according to claim 3, wherein the data processing unit acquires the image information of the ultra-high definition (UHD) image from an extension data record field of the playlist file and controls the output data for the display apparatus based on the acquired image information. ### Claim 5 (depends on 4) The information processing apparatus according to claim 4, wherein the data processing unit acquires the image information of the ultra-high definition (UHD) image from a stream number table (STN) recorded in the extension data record field of the playlist file and controls the output data for the display apparatus based on the acquired image information. ### Claim 6 (depends on 3) The information processing apparatus according to claim 3, wherein the data processing unit acquires the image information of the ultra-high definition (UHD) image from a reproduction stream information record field of the playlist file and controls the output data for the display apparatus based on the acquired image information. ### Claim 7 (depends on 1) The information processing apparatus according to claim 1, wherein the reproduction control information file is a clip information file, and wherein the data processing unit acquires the image information of the ultra-high definition (UHD) image from the clip information file and controls the output data for the display apparatus based on the acquired image information. ### Claim 8 (depends on 7) The information processing apparatus according to claim 7, wherein the data processing unit acquires the image information of the ultra-high definition (UHD) image from an extension data record field of the clip information file and controls the output data for the display apparatus based on the acquired image information. ### Claim 9 (depends on 8) The information processing apparatus according to claim 8, wherein the data processing unit acquires image information of at least one of program information or CPI information of the ultra-high definition (UHD) image recorded in the extension data record field of the clip information file and controls the output data for the display apparatus based on the acquired image information. ### Claim 10 (depends on 7) The information processing apparatus according to claim 7, wherein the data processing unit acquires the image information of the ultra-high definition (UHD) image from a program information record field of the clip information file and controls the output data for the display apparatus based on the acquired image information. ### Claim 11 An information processing apparatus comprising: a data processing unit that performs a generation process of recording data for a medium, wherein the data processing unit, as a reproduction control information file corresponding to reproduction data, generates the reproduction control information file in which identification data representing whether or not an ultra-high definition (UHD) image is recorded as control target data based on the reproduction control information file, and in a case where ultra-high definition (UHD) is included as control target data based on the reproduction control information file, image information of the ultra-high definition (UHD) image are recorded. ### Claim 12 (depends on 11) The information processing apparatus according to claim 11, wherein the data processing unit generates the reproduction control information file in which identification data representing whether or not high dynamic range (HDR) image data is recorded as control target data based on the reproduction control information file and in a case where the HDR image data is included as control target data based on the reproduction control information file, image information of the HDR image are recorded. ### Claim 13 (depends on 11) The information processing apparatus according to claim 11, wherein the reproduction control information file is a playlist file, and wherein the data processing unit generates the playlist file in which the identification data and the image information are recorded. ### Claim 14 (depends on 13) The information processing apparatus according to claim 13, wherein the data processing unit generates one playlist file in which image information of both high dynamic range (HDR) image data and standard dynamic range (SDR) image data that are control target data of the playlist file is recorded. ### Claim 15 (depends on 11) The information processing apparatus according to claim 11, wherein the reproduction control information file is a clip information file, and wherein the data processing unit generates the clip information file in which the identification data and the image information are recorded. ### Claim 16 (depends on 15) The information processing apparatus according to claim 15, wherein the data processing unit generates one clip information file in which image information of both high dynamic range (HDR) image data and standard dynamic range (SDR) image data that are control target data of the clip information file is recorded. ### Claim 17 A non-transitory computer-readable information recording medium on which a reproduction data storage file and a reproduction control information file corresponding to the reproduction data storage file are recorded, wherein the reproduction control information file includes identification data representing whether or not an ultra-high definition (UHD) image is recorded as control target data based on the reproduction control information file, and image information of the ultra-high definition (UHD) image as recording data in a case where ultra-high definition (UHD) is included as the control target data based on the reproduction control information file, and wherein a reproduction apparatus reproducing the reproduction data has a configuration in which the image information of the ultra-high definition (UHD) image can be acquired by referring to the reproduction control information file. ### Claim 18 (depends on 17) The non-transitory computer-readable information recording medium according to claim 17, wherein the reproduction control information file is a playlist file or a clip information file. ### Claim 19 An information processing method executed in an information processing apparatus, the information processing apparatus including a data processing unit that performs a reproduction process of a recording data, the information processing method using the data processing unit comprising: acquiring a reproduction control information file corresponding to reproduction data recorded in a recording medium; determining whether or not an ultra-high definition (UHD) image is recorded in the recording medium based on recording data of the acquired reproduction control information file; and acquiring image information of the ultra-high definition (UHD) image from the reproduction control information and controlling output data for a display apparatus based on the acquired image information in a case where the ultra-high definition (UHD) image is recorded in the recording medium. ### Claim 20 A non-transitory computer-readable medium having embodied thereon a program, which when executed by at least one processor of an information processing apparatus that includes a data processing unit that performs a reproduction process of a recording data, causes the data processing unit of the information processing apparatus to execute an information processing method, the information processing method comprising: acquiring a reproduction control information file corresponding to reproduction data recorded in a recording medium; determining whether or not an ultra-high definition (UHD) image is recorded in the recording medium based on recording data of the acquired reproduction control information file; and acquiring image information of the ultra-high definition (UHD) image from the reproduction control information and controlling output data for a display apparatus based on the acquired image information in a case where the ultra-high definition (UHD) image is recorded in the recording medium.