Title:
情報処理装置、情報記録媒体、および情報処理方法、並びにプログラム
Document Type and Number:
Japanese Patent JP6550055
Kind Code:
B2
Abstract:
To enable conversion of the MPEG-2 TS format data including the variation data into the MP4 format data and, the setting of the reproduction path or the source tracking even in the converted MP4 data. A data processing unit is included which converts MPEG-2 TS format data, which includes segment regions including a plurality of pieces of variation data decryptable with different keys and in which a reproduction path can be set according to the selected variation data, into the MP4 format data. The data processing unit selects the encrypted MP4 variation data from the segment regions of the MPEG-2 TS format and stores the MP4 variation data in an MP4 file while the selected MP4 variation data remains as encrypted data.
Inventors:
Kenjiro Ueda
Takeo Oishi
Yoshikazu Takashima
Takeo Oishi
Yoshikazu Takashima
Application Number:
JP2016543859A
Publication Date:
July 24, 2019
Filing Date:
July 07, 2015
Export Citation:
Assignee:
ソニー株式会社
ソニー ピクチャーズ エンターテインメント インコーポレイテッド
ソニー ピクチャーズ エンターテインメント インコーポレイテッド
International Classes:
H04N5/92; G11B20/10; G11B20/12; H04N5/91
Domestic Patent References:
| JP2008084445A | ||||
| JP2013093755A | ||||
| JP2013038766A | ||||
| JP2013126048A |
Attorney, Agent or Firm:
Masaaki Miyata
Eiji Yamada
Toshio Sawada
Eiji Sasaki
Daido Patent Office
Eiji Yamada
Toshio Sawada
Eiji Sasaki
Daido Patent Office