JP4491040B1 - 映像処理装置および映像処理方法 - Google Patents
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- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
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- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
- H04N21/43074—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen of additional data with content streams on the same device, e.g. of EPG data or interactive icon with a TV program
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- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/2368—Multiplexing of audio and video streams
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- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
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- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
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- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
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- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
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- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will
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- Television Signal Processing For Recording (AREA)
Abstract
【解決手段】12セグメントのデジタル放送と1セグメントのデジタル放送とが映像処理アプリケーション202によってサイマル放送であると判別された場合、12セグメントのデジタル放送に含まれる映像データおよび音声データを当該映像データおよび音声データよりもデータ容量の小さな動画データとする変換を行い、変換された動画データに1セグメントのデジタル放送に含まれる字幕データを多重化し、制御部202aによってHDD111に記憶する。
【選択図】 図2
Description
Claims (10)
- 第1の映像データ、第1の音声データおよび第1の字幕データを備えた第1のデジタル放送と、前記第1のデジタル放送よりデータ容量の小さい、第2の映像データ、第2の音声データおよび第2の字幕データを備えた第2のデジタル放送とを受信する受信機と、
前記受信機によって受信された前記第1のデジタル放送と第2のデジタル放送とがサイマル放送であるか否かを判別する判別部と、
前記判別部によって前記第1のデジタル放送と第2のデジタル放送とがサイマル放送であると判別された場合、前記第1および第2のデジタル放送から前記第1および第2の字幕データをそれぞれ分離し、前記第1の字幕データが分離された前記第1のデジタル放送である前記第1の映像データおよび第1の音声データを前記第1の映像データおよび第1の音声データよりもデータ容量の小さな動画データとする変換を行い、前記動画データに前記第2の字幕データを多重化する処理を行う変換部と、を具備することを特徴とする映像処理装置。 - 前記判別部は、前記第1のデジタル放送および第2のデジタル放送に含まれている番組情報によってサイマル放送であるか否かを判別することを特徴とする請求項1に記載の映像処理装置。
- 前記番組情報は、EPG情報、音声情報および映像情報のいずれか1つ以上であることを特徴とする請求項2に記載の映像処理装置。
- 前記変換部は、前記番組情報によって前記第1のデジタル放送および第2のデジタル放送の放送時刻のずれ情報を検出し、検出されたずれ情報に基づいて前記動画データと第2の字幕データとの同期を行うことで、前記動画データと前記第2の字幕データとを多重化する処理を行うことを特徴とする請求項1に記載の映像処理装置。
- 前記動画データは、前記第2のデジタル放送のデータ容量よりも容量が大きいことを特徴とする請求項1に記載の映像処理装置。
- 第1の映像データ、第1の音声データおよび第1の字幕データを備えた第1のデジタル放送と、前記第1のデジタル放送よりデータ容量の小さい、第2の映像データ、第2の音声データおよび第2の字幕データを備えた第2のデジタル放送とを受信する受信機を備えた映像処理装置で用いられる映像処理方法であって、
前記受信機によって受信された前記第1のデジタル放送と第2のデジタル放送とがサイマル放送であるか否かを判別し、
前記第1のデジタル放送と第2のデジタル放送とがサイマル放送であると判別された場合、前記第1および第2のデジタル放送から前記第1および第2の字幕データをそれぞれ分離し、前記第1の字幕データが分離された前記第1のデジタル放送である前記第1の映像データおよび第1の音声データを前記第1の映像データおよび第1の音声データよりもデータ容量の小さな動画データとする変換を行い、前記動画データに前記第2の字幕データを多重化する処理を行うことを特徴とする映像処理方法。 - 前記第1のデジタル放送および第2のデジタル放送に含まれている番組情報によってサイマル放送であるか否かを判別することを特徴とする請求項6に記載の映像処理方法。
- 前記番組情報は、EPG情報、音声情報および映像情報のいずれか1つ以上であることを特徴とする請求項7に記載の映像処理方法。
- 前記番組情報によって前記第1のデジタル放送および第2のデジタル放送の放送時刻のずれ情報を検出し、検出されたずれ情報に基づいて前記動画データと第2の字幕データとの同期を行うことで、前記動画データと前記第2の字幕データとを多重化する処理を行うことを特徴とする請求項6に記載の映像処理方法。
- 前記動画データは、前記第2のデジタル放送のデータ容量よりも容量が大きいことを特徴とする請求項6に記載の映像処理方法。
Priority Applications (3)
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JP2009085882A JP4491040B1 (ja) | 2009-03-31 | 2009-03-31 | 映像処理装置および映像処理方法 |
EP10150534A EP2237553B1 (en) | 2009-03-31 | 2010-01-12 | Video processing apparatus and video processing method |
AT10150534T ATE557528T1 (de) | 2009-03-31 | 2010-01-12 | Videoverarbeitungsvorrichtung und videoverarbeitungsverfahren |
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JP2009085882A JP4491040B1 (ja) | 2009-03-31 | 2009-03-31 | 映像処理装置および映像処理方法 |
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JP4491040B1 true JP4491040B1 (ja) | 2010-06-30 |
JP2010239435A JP2010239435A (ja) | 2010-10-21 |
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JP (1) | JP4491040B1 (ja) |
AT (1) | ATE557528T1 (ja) |
Families Citing this family (1)
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JP2012169993A (ja) * | 2011-02-16 | 2012-09-06 | Nippon Telegr & Teleph Corp <Ntt> | コンテンツ同期装置、コンテンツ同期方法及びコンテンツ同期プログラム |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008053991A (ja) * | 2006-08-24 | 2008-03-06 | Matsushita Electric Ind Co Ltd | デジタル放送受信装置 |
JP2008252661A (ja) * | 2007-03-30 | 2008-10-16 | Toshiba Corp | 番組録画装置および番組録画方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US5852612A (en) * | 1995-03-16 | 1998-12-22 | Bell Atlantic Network Services, Inc. | Terminal for receiving simulcast digital video programs |
US6556251B1 (en) * | 2000-01-05 | 2003-04-29 | Zenith Electronics Corporation | Apparatus and method for receiving and combining digital broadcast data with an analog composite signal |
US20060176374A1 (en) * | 2005-02-07 | 2006-08-10 | Robert Oklejas | System and method for providing hybrid audio/video system |
US8448212B2 (en) * | 2005-12-02 | 2013-05-21 | Nokia Corporation | Combined receiver for DVB-H and DVB-T transmission |
JP4882437B2 (ja) | 2006-03-15 | 2012-02-22 | パナソニック株式会社 | デジタル放送受信機 |
US20080092164A1 (en) * | 2006-09-27 | 2008-04-17 | Anjana Agarwal | Providing a supplemental content service for communication networks |
JP4497194B2 (ja) * | 2007-11-12 | 2010-07-07 | 株式会社カシオ日立モバイルコミュニケーションズ | 携帯端末装置及びプログラム |
JP4739388B2 (ja) * | 2008-10-22 | 2011-08-03 | シャープ株式会社 | 記録再生装置、携帯端末装置、記録再生システム、及び記録再生方法 |
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- 2010-01-12 EP EP10150534A patent/EP2237553B1/en not_active Not-in-force
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JP2008053991A (ja) * | 2006-08-24 | 2008-03-06 | Matsushita Electric Ind Co Ltd | デジタル放送受信装置 |
JP2008252661A (ja) * | 2007-03-30 | 2008-10-16 | Toshiba Corp | 番組録画装置および番組録画方法 |
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EP2237553B1 (en) | 2012-05-09 |
EP2237553A1 (en) | 2010-10-06 |
ATE557528T1 (de) | 2012-05-15 |
JP2010239435A (ja) | 2010-10-21 |
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