HK1033059A1 - Video decoding apparatus - Google Patents

Video decoding apparatus

Info

Publication number
HK1033059A1
HK1033059A1 HK01102698A HK01102698A HK1033059A1 HK 1033059 A1 HK1033059 A1 HK 1033059A1 HK 01102698 A HK01102698 A HK 01102698A HK 01102698 A HK01102698 A HK 01102698A HK 1033059 A1 HK1033059 A1 HK 1033059A1
Authority
HK
Hong Kong
Prior art keywords
frame
field
encoder
fields
blocks
Prior art date
Application number
HK01102698A
Other languages
English (en)
Inventor
Katsuji Igarashi
Tomoyuki Sato
Original Assignee
Sony 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27329237&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1033059(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP35399091A external-priority patent/JP3092280B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of HK1033059A1 publication Critical patent/HK1033059A1/xx

Links

Classifications

    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display mode
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/10—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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/527—Global motion vector estimation
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Control Of El Displays (AREA)
HK01102698A 1991-07-30 2001-04-17 Video decoding apparatus HK1033059A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP21138291 1991-07-30
JP35399091A JP3092280B2 (ja) 1991-07-30 1991-12-19 画像信号の高能率符号化及び復号化装置
JP35818491A JP3092281B2 (ja) 1991-07-30 1991-12-27 画像信号の高能率符号化及び復号化装置

Publications (1)

Publication Number Publication Date
HK1033059A1 true HK1033059A1 (en) 2001-08-10

Family

ID=27329237

Family Applications (2)

Application Number Title Priority Date Filing Date
HK01102047A HK1032871A1 (en) 1991-07-30 2001-03-21 Efficient coding apparatus for picture signal
HK01102698A HK1033059A1 (en) 1991-07-30 2001-04-17 Video decoding apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
HK01102047A HK1032871A1 (en) 1991-07-30 2001-03-21 Efficient coding apparatus for picture signal

Country Status (8)

Country Link
EP (5) EP1049335B1 (xx)
AT (3) ATE209422T1 (xx)
AU (2) AU662548B2 (xx)
CA (1) CA2092295C (xx)
DE (3) DE69229229T2 (xx)
HK (2) HK1032871A1 (xx)
TW (1) TW199257B (xx)
WO (1) WO1993003578A1 (xx)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1058362C (zh) * 1993-03-15 2000-11-08 索尼公司 图像信号的传输和解码
KR950702083A (ko) * 1993-04-08 1995-05-17 오오가 노리오 움직이는 벡터검출방법 및 장치
KR0126657B1 (ko) * 1993-10-28 1997-12-29 구자홍 디지탈 영상 복원을 위한 움직임 보상장치
FR2717648B1 (fr) * 1994-03-16 1996-05-15 France Telecom Procédé et dispostif d'estimation de mouvement entre images de télévision d'une séquence d'images.
EP0675652B1 (fr) * 1994-03-30 2009-05-13 Nxp B.V. Procédé et circuit d'estimation de mouvement entre images à deux trames entrelacées, et dispositif de codage de signaux numériques comprenant un tel circuit
TW283289B (xx) * 1994-04-11 1996-08-11 Gen Instrument Corp
KR970010091B1 (en) * 1994-06-13 1997-06-21 Lg Electronics Inc Address generating apparatus for image moving compensation
US5880786A (en) * 1994-06-15 1999-03-09 Hitachi, Ltd. Apparatus for picture decoding having frame memories commonly connected to one data bus and one address bus
JPH0846971A (ja) * 1994-07-29 1996-02-16 Sharp Corp 動画像符号化装置
JPH10504690A (ja) * 1994-08-24 1998-05-06 シーメンス アクチエンゲゼルシヤフト メモリ所要量を減ぜられた被圧縮ビデオデータのデコード方法
FR2728092A1 (fr) * 1994-12-07 1996-06-14 Philips Electronique Lab Procede pour le decodage d'images comprimees
JPH08289302A (ja) * 1995-04-14 1996-11-01 Toshiba Corp 画像復号化装置
JP3900534B2 (ja) * 1995-04-21 2007-04-04 ソニー株式会社 動画像の符号化装置および符号化方法
US5991447A (en) * 1997-03-07 1999-11-23 General Instrument Corporation Prediction and coding of bi-directionally predicted video object planes for interlaced digital video
US6275533B1 (en) 1997-06-20 2001-08-14 Matsushita Electric Industrial Co., Ltd. Image processing method, image processing apparatus, and data recording medium
US6519005B2 (en) * 1999-04-30 2003-02-11 Koninklijke Philips Electronics N.V. Method of concurrent multiple-mode motion estimation for digital video
US6984210B2 (en) 2002-12-18 2006-01-10 Barbara Ann Karmanos Cancer Institute Diagnostic analysis of ultrasound data
JP2004179953A (ja) * 2002-11-27 2004-06-24 Matsushita Electric Ind Co Ltd 画像サーバと画像サーバシステム、カメラ画像のネットワーク伝送及び表示方法
GB2454240A (en) * 2007-11-01 2009-05-06 Tandberg Television Asa Picture adaptive frame or field (PAFF) coding for MPEG2 using temporal displacement and distortion thresholds

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58137379A (ja) * 1982-02-10 1983-08-15 Nec Corp 動き補償フレ−ム間・フイ−ルド間符号化装置
JPS59128881A (ja) * 1983-01-12 1984-07-25 Nec Corp 動き補償フレ−ム間フイ−ルド間符号化装置
AU579441B2 (en) * 1985-01-16 1988-11-24 Mitsubishi Denki Kabushiki Kaisha Video encoding apparatus
JPH0691653B2 (ja) * 1985-10-16 1994-11-14 富士通株式会社 適応形符号化方式
JPS62276927A (ja) * 1986-05-26 1987-12-01 Mitsubishi Electric Corp 差分パルス変調方式
NL8700565A (nl) * 1987-03-10 1988-10-03 Philips Nv Televisiesysteem waarin aan een transformatiekodering onderworpen gedigitaliseerde beeldsignalen worden overgebracht van een kodeerstation naar een dekodeerstation.
DE3917567A1 (de) * 1989-05-30 1990-12-06 Siemens Ag Verfahren zu einer ermittlung eines entscheidungsergebnisses fuer ein halbbild/vollbild-datenkompressionsverfahrens
US5091782A (en) * 1990-04-09 1992-02-25 General Instrument Corporation Apparatus and method for adaptively compressing successive blocks of digital video
FR2670348A1 (fr) * 1990-12-07 1992-06-12 France Etat Dispositif de codage d'images appartenant a une sequence d'images, a rearrangement des lignes avant transformation mathematique, systeme de transmission d'images, recepteur et procede de codage correspondants.

Also Published As

Publication number Publication date
EP1047270B1 (en) 2003-05-21
EP0598904A1 (en) 1994-06-01
ATE224627T1 (de) 2002-10-15
CA2092295A1 (en) 1993-01-31
AU687632B2 (en) 1998-02-26
EP1049335B1 (en) 2003-07-09
DE69232357T2 (de) 2002-07-25
DE69229229D1 (de) 1999-06-24
TW199257B (xx) 1993-02-01
EP0898426A1 (en) 1999-02-24
EP1049335A1 (en) 2000-11-02
WO1993003578A1 (en) 1993-02-18
AU2346792A (en) 1993-03-02
DE69232784D1 (de) 2002-10-24
EP0598904B1 (en) 1999-05-19
EP0907289B1 (en) 2001-11-21
AU662548B2 (en) 1995-09-07
EP1047270A1 (en) 2000-10-25
EP0898426B1 (en) 2002-09-18
EP0907289A1 (en) 1999-04-07
DE69229229T2 (de) 1999-12-02
EP0598904A4 (en) 1994-06-15
ATE209422T1 (de) 2001-12-15
DE69232784T2 (de) 2003-05-15
DE69232357D1 (de) 2002-02-21
CA2092295C (en) 2002-11-05
HK1032871A1 (en) 2001-08-03
ATE180374T1 (de) 1999-06-15
AU3443095A (en) 1995-12-14

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Effective date: 20120727