JP4734887B2 - 映像符号化システム、方法及び機器 - Google Patents
映像符号化システム、方法及び機器 Download PDFInfo
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- JP4734887B2 JP4734887B2 JP2004300888A JP2004300888A JP4734887B2 JP 4734887 B2 JP4734887 B2 JP 4734887B2 JP 2004300888 A JP2004300888 A JP 2004300888A JP 2004300888 A JP2004300888 A JP 2004300888A JP 4734887 B2 JP4734887 B2 JP 4734887B2
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- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/65—Transmission of management data between client and server
- H04N21/658—Transmission by the client directed to the server
- H04N21/6582—Data stored in the client, e.g. viewing habits, hardware capabilities, credit card number
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- H04N21/23113—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion involving housekeeping operations for stored content, e.g. prioritizing content for deletion because of storage space restrictions
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- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/23439—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements for generating different versions
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- H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
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- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
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- H04N21/6377—Control signals issued by the client directed to the server or network components directed to server
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- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
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- H04N21/6377—Control signals issued by the client directed to the server or network components directed to server
- H04N21/6379—Control signals issued by the client directed to the server or network components directed to server directed to encoder, e.g. for requesting a lower encoding rate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/65—Transmission of management data between client and server
- H04N21/658—Transmission by the client directed to the server
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- General Engineering & Computer Science (AREA)
- Computer Graphics (AREA)
- Computer Security & Cryptography (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Processing Or Creating Images (AREA)
- Television Signal Processing For Recording (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Description
2 外部機器
10 符号化部
11 蓄積部
12 送出ファイル選択部
13 機器登録部
100 映像情報
101 映像符号化ファイル
102 映像符号化ファイル
103 機器情報
104 機器情報
105 ファイル送出命令
107 外部ユーザからの指示
Claims (8)
- 外部機器と接続可能な映像符号化機器であって、
マスタファイルを入力する入力部と、
前記外部機器からの複数の機器情報を取得し登録を行なう機器登録部と、
前記入力部で入力されたマスタファイルに対し、前記機器登録部の登録情報に基づき符号化を行い、複数の符号化映像ファイルを生成する符号化部と、
前記符号化部が生成する符号化映像ファイルの生成優先度を管理する記録レベル管理部と、
前記入力部で入力されたマスタファイルと前記符号化部で生成された複数の符号化映像ファイルとを蓄積する蓄積部と、
前記蓄積部が蓄積する符号化映像ファイルの保存状況を管理する保存レベル管理部と、
を有し、
前記記録レベル管理部が管理するレベルに基づき前記符号化部が符号化映像ファイルを生成し、前記保存レベル管理部が管理するレベルに基づき前記蓄積部に蓄積する符号化映像ファイルを削除し、前記記録レベルに応じて前記保存レベルの初期値を決定すること
を特徴とする映像符号化機器。 - 請求項1記載の映像符号化機器であって、
前記機器情報は、
前記外部機器に対応する画面解像度及び/又は、符号化方式及び/又は、フレームレート及び/又は、ビットレート及び/又は、
前記外部機器の通信路情報及び/又は、再生処理能力の有無及び/又は、モニタの有無に関する情報である映像符号化機器。 - 請求項1または2記載の映像符号化機器であって、
前記蓄積部に蓄積される符号化映像ファイルから前記外部機器に対応する符号化映像ファイルを選択する送出ファイル選択部と、を有し、
前記送出ファイル選択部が選択する符号化映像ファイルを前記外部機器に送出する映像符号化機器。 - 請求項1ないし3のいずれか記載の映像符号化機器であって、
前記符号化部は、マスタファイルの入力の際に前記符号化部が符号化映像ファイルを生成する映像符号化機器。 - 請求項1ないし3のいずれか記載の映像符号化機器であって、
前記符号化部の動作を監視する監視部と、を有し、
前記符号化部は、前記監視部の監視状況に基づき前記符号化部が符号化映像ファイルを生成する映像符号化機器。 - 請求項3において、
前記機器登録部への登録が行なわれていない機器が接続された場合、前記送出ファイル選択部が、前記蓄積部に蓄積された符号化映像ファイルの中から、前記登録が行なわれていない機器に適した符号化映像ファイルを選択して送出する映像符号化機器。 - 請求項1ないし5のいずれかにおいて、
前記記録レベル管理部は、外部機器が接続された頻度を管理し、接続頻度の高いものほど記録レベルを高くする映像符号化機器。 - 請求項1ないし5のいずれかにおいて、
前記保存レベル管理部は、符号化映像ファイルが記録された後、所定時間アクセスしない状態が続くと保存レベルを低くし、頻繁にアクセスする符号化映像ファイルに対しては、アクセス頻度に応じて保存レベルを高くする映像符号化機器。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004300888A JP4734887B2 (ja) | 2004-10-15 | 2004-10-15 | 映像符号化システム、方法及び機器 |
US11/238,928 US7978763B2 (en) | 2004-10-15 | 2005-09-28 | Coding system, coding method and coding apparatus |
CNB2005101092374A CN100473137C (zh) | 2004-10-15 | 2005-10-17 | 编码系统、编码方法和编码设备 |
Applications Claiming Priority (1)
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JP2004300888A JP4734887B2 (ja) | 2004-10-15 | 2004-10-15 | 映像符号化システム、方法及び機器 |
Publications (2)
Publication Number | Publication Date |
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JP2006115244A JP2006115244A (ja) | 2006-04-27 |
JP4734887B2 true JP4734887B2 (ja) | 2011-07-27 |
Family
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JP2004300888A Expired - Lifetime JP4734887B2 (ja) | 2004-10-15 | 2004-10-15 | 映像符号化システム、方法及び機器 |
Country Status (3)
Country | Link |
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US (1) | US7978763B2 (ja) |
JP (1) | JP4734887B2 (ja) |
CN (1) | CN100473137C (ja) |
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US9088747B2 (en) | 2006-09-12 | 2015-07-21 | Sony Corporation | Video display system, video display device, its control method, and information storage medium |
JP4897404B2 (ja) | 2006-09-12 | 2012-03-14 | 株式会社ソニー・コンピュータエンタテインメント | 映像表示システム、映像表示装置、その制御方法及びプログラム |
JP5774817B2 (ja) | 2006-12-21 | 2015-09-09 | トムソン ライセンシングThomson Licensing | ディスプレイのカラー・グレーディングを提供する方法、装置及びシステム |
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CN103716649A (zh) * | 2007-06-28 | 2014-04-09 | 汤姆逊许可公司 | 通过网络结构提供显示装置专用的内容的方法、设备及系统 |
CN101690218B (zh) * | 2007-06-28 | 2014-02-19 | 汤姆逊许可公司 | 通过网络结构提供显示装置专用的内容的方法、设备及系统 |
JP2009135638A (ja) * | 2007-11-29 | 2009-06-18 | Sharp Corp | 画像送出装置及びその動作方法 |
JP5532540B2 (ja) * | 2008-02-06 | 2014-06-25 | 日立コンシューマエレクトロニクス株式会社 | コンテンツ配信装置 |
JP5653575B2 (ja) * | 2008-05-27 | 2015-01-14 | 株式会社メガチップス | ネットワーク接続ストレージ |
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JP2012050029A (ja) * | 2010-08-30 | 2012-03-08 | Toshiba Corp | 録画装置、及びその制御方法 |
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2004
- 2004-10-15 JP JP2004300888A patent/JP4734887B2/ja not_active Expired - Lifetime
-
2005
- 2005-09-28 US US11/238,928 patent/US7978763B2/en active Active
- 2005-10-17 CN CNB2005101092374A patent/CN100473137C/zh active Active
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CN1761310A (zh) | 2006-04-19 |
JP2006115244A (ja) | 2006-04-27 |
US7978763B2 (en) | 2011-07-12 |
US20060083434A1 (en) | 2006-04-20 |
CN100473137C (zh) | 2009-03-25 |
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