DE69418824T2 - Steuersystem zur Bewegtbilddekodierung - Google Patents

Steuersystem zur Bewegtbilddekodierung

Info

Publication number
DE69418824T2
DE69418824T2 DE1994618824 DE69418824T DE69418824T2 DE 69418824 T2 DE69418824 T2 DE 69418824T2 DE 1994618824 DE1994618824 DE 1994618824 DE 69418824 T DE69418824 T DE 69418824T DE 69418824 T2 DE69418824 T2 DE 69418824T2
Authority
DE
Germany
Prior art keywords
control system
moving picture
picture decoding
decoding
moving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE1994618824
Other languages
English (en)
Other versions
DE69418824D1 (de
Inventor
Tatsuya Sanpei
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Electronics Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69418824D1 publication Critical patent/DE69418824D1/de
Publication of DE69418824T2 publication Critical patent/DE69418824T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • 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
    • H04N21/44—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
    • H04N21/44004—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 video buffer management, e.g. video decoder buffer or video display buffer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE1994618824 1993-11-12 1994-11-14 Steuersystem zur Bewegtbilddekodierung Expired - Fee Related DE69418824T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28285693A JP2658832B2 (ja) 1993-11-12 1993-11-12 動画像復号制御装置

Publications (2)

Publication Number Publication Date
DE69418824D1 DE69418824D1 (de) 1999-07-08
DE69418824T2 true DE69418824T2 (de) 1999-12-16

Family

ID=17657968

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994618824 Expired - Fee Related DE69418824T2 (de) 1993-11-12 1994-11-14 Steuersystem zur Bewegtbilddekodierung

Country Status (4)

Country Link
US (1) US5721590A (de)
EP (1) EP0653888B1 (de)
JP (1) JP2658832B2 (de)
DE (1) DE69418824T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5847765A (en) * 1993-11-12 1998-12-08 Nec Corporation Moving picture decoding control system
US5754241A (en) * 1994-11-18 1998-05-19 Sanyo Electric Co., Ltd Video decoder capable of controlling encoded video data
KR100421833B1 (ko) * 1996-06-26 2004-06-11 엘지전자 주식회사 엠펙2비디오디코더의화면스킵장치및방법
TW421964B (en) * 1996-08-28 2001-02-11 Sanyo Electric Co Image data encoding device
US6061399A (en) * 1997-05-28 2000-05-09 Sarnoff Corporation Method and apparatus for information stream frame synchronization
JPH11136681A (ja) * 1997-10-30 1999-05-21 Fujitsu Ltd 動画像復号装置及び方法
EP0946053A1 (de) * 1998-03-27 1999-09-29 CANAL+ Société Anonyme Speicherverwaltung in einem Empfänger/Decoder
CN1432156A (zh) * 2000-05-30 2003-07-23 松下电器产业株式会社 数据处理装置和数据处理方法
CN1229989C (zh) 2000-06-10 2005-11-30 三星电子株式会社 用于减少延迟时间的解码方法
KR100628619B1 (ko) 2000-07-10 2006-09-26 마쯔시다덴기산교 가부시키가이샤 복수의 디코드 장치 및 방법
JP2002223449A (ja) 2001-01-29 2002-08-09 Mitsubishi Electric Corp 画像圧縮符号化装置及び画像圧縮符号化方法
JP3565182B2 (ja) 2001-05-11 2004-09-15 日本電気株式会社 可変長符号の入力が中断されることを防止する方式及びその方法
JP2005309606A (ja) * 2004-04-19 2005-11-04 Matsushita Electric Ind Co Ltd データ処理回路およびストリームデータ受信転送方法
JP4496935B2 (ja) * 2004-11-22 2010-07-07 富士通マイクロエレクトロニクス株式会社 オーディオ・ビデオ出力デバイス及びオーディオ・ビデオ出力方法
KR100790150B1 (ko) 2006-07-28 2008-01-02 삼성전자주식회사 비디오 부호화기 및 비디오 데이터 프레임 부호화 방법
JP6164324B2 (ja) * 2016-03-14 2017-07-19 富士通株式会社 動画像復号方法
JP7321961B2 (ja) * 2020-03-26 2023-08-07 株式会社ソニー・インタラクティブエンタテインメント 画像処理装置および画像処理方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE22767T1 (de) * 1982-07-23 1986-10-15 British Telecomm Uebertragung von daten.
ATE34265T1 (de) * 1982-11-30 1988-05-15 British Telecomm Uebertragung eines fernsehsignals.
DE3622440A1 (de) * 1986-07-04 1988-01-07 Henkel Kgaa Alkyl-hydroxyalkyl-phosphorsaeureester
JPS63222592A (ja) * 1987-03-12 1988-09-16 Toshiba Corp 符号化復号化装置
GB8722394D0 (en) * 1987-09-23 1987-10-28 British Telecomm Video coder
JPH03211984A (ja) * 1990-01-17 1991-09-17 Hitachi Ltd 圧縮記録画像データの再生方式
US5134476A (en) * 1990-03-30 1992-07-28 At&T Bell Laboratories Video signal encoding with bit rate control
US5038209A (en) * 1990-09-27 1991-08-06 At&T Bell Laboratories Adaptive buffer/quantizer control for transform video coders
JP3114228B2 (ja) * 1991-04-26 2000-12-04 株式会社日立製作所 画像処理装置
US5159447A (en) * 1991-05-23 1992-10-27 At&T Bell Laboratories Buffer control for variable bit-rate channel
JPH05137131A (ja) * 1991-11-13 1993-06-01 Sony Corp フレーム間動き予測方法
FR2683966B1 (fr) * 1991-11-20 1998-06-05 Jacques Guichard Procede de synchronisation du circuit de balayage d'un appareil de visualisation d'images.
US5400076A (en) * 1991-11-30 1995-03-21 Sony Corporation Compressed motion picture signal expander with error concealment
US5241383A (en) * 1992-05-13 1993-08-31 Bell Communications Research, Inc. Pseudo-constant bit rate video coding with quantization parameter adjustment
JP3164647B2 (ja) * 1992-06-03 2001-05-08 株式会社東芝 動画像符号化方法及び装置
US5305102A (en) * 1992-07-27 1994-04-19 At&T Bell Laboratories HDTV receiver
JPH0698313A (ja) * 1992-09-14 1994-04-08 Sony Corp 動画像復号化装置
US5398072A (en) * 1993-10-25 1995-03-14 Lsi Logic Corporation Management of channel buffer in video decoders

Also Published As

Publication number Publication date
JPH07135659A (ja) 1995-05-23
JP2658832B2 (ja) 1997-09-30
EP0653888B1 (de) 1999-06-02
EP0653888A2 (de) 1995-05-17
EP0653888A3 (en) 1995-06-21
DE69418824D1 (de) 1999-07-08
US5721590A (en) 1998-02-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NEC ELECTRONICS CORP., KAWASAKI, KANAGAWA, JP

8339 Ceased/non-payment of the annual fee