JP3937599B2 - 画像復号装置及び画像復号方法 - Google Patents

画像復号装置及び画像復号方法 Download PDF

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Publication number
JP3937599B2
JP3937599B2 JP20838698A JP20838698A JP3937599B2 JP 3937599 B2 JP3937599 B2 JP 3937599B2 JP 20838698 A JP20838698 A JP 20838698A JP 20838698 A JP20838698 A JP 20838698A JP 3937599 B2 JP3937599 B2 JP 3937599B2
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pixel
field
mode
discrete cosine
image
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JP20838698A
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Japanese (ja)
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JP2000041261A (ja
JP2000041261A5 (https=
Inventor
数史 佐藤
健司 小森
哲夫 金子
聡 三橋
正三 五関
尚史 柳原
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Sony Corp
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Sony Corp
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Priority to JP20838698A priority Critical patent/JP3937599B2/ja
Priority to US09/358,032 priority patent/US6580830B1/en
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Publication of JP2000041261A5 publication Critical patent/JP2000041261A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • H04N7/014—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes involving the use of motion vectors
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0125—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards being a high definition standard

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Editing Of Facsimile Originals (AREA)
JP20838698A 1998-07-23 1998-07-23 画像復号装置及び画像復号方法 Expired - Fee Related JP3937599B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP20838698A JP3937599B2 (ja) 1998-07-23 1998-07-23 画像復号装置及び画像復号方法
US09/358,032 US6580830B1 (en) 1998-07-23 1999-07-21 Picture decoding method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20838698A JP3937599B2 (ja) 1998-07-23 1998-07-23 画像復号装置及び画像復号方法

Publications (3)

Publication Number Publication Date
JP2000041261A JP2000041261A (ja) 2000-02-08
JP2000041261A5 JP2000041261A5 (https=) 2005-09-08
JP3937599B2 true JP3937599B2 (ja) 2007-06-27

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JP20838698A Expired - Fee Related JP3937599B2 (ja) 1998-07-23 1998-07-23 画像復号装置及び画像復号方法

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US (1) US6580830B1 (https=)
JP (1) JP3937599B2 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3975629B2 (ja) * 1999-12-16 2007-09-12 ソニー株式会社 画像復号装置及び画像復号方法
JP2001202310A (ja) * 2000-01-20 2001-07-27 Square Co Ltd 情報提供方法およびその方法を実現するためのプログラムを記録した記録媒体、ならびに、情報提供システム
US6954499B2 (en) * 2000-03-15 2005-10-11 Victor Company Of Japan, Ltd Moving picture coding, coded-moving picture bitstream conversion and coded-moving picture bitstream multiplexing
JP2002112267A (ja) 2000-09-28 2002-04-12 Nec Corp 可変解像度復号処理装置
WO2003030556A1 (en) * 2001-09-18 2003-04-10 Matsushita Electric Industrial Co., Ltd. Image encoding method and image decoding method
US8284844B2 (en) 2002-04-01 2012-10-09 Broadcom Corporation Video decoding system supporting multiple standards
JP4120301B2 (ja) * 2002-04-25 2008-07-16 ソニー株式会社 画像処理装置およびその方法
JP5323252B2 (ja) * 2010-03-30 2013-10-23 株式会社東芝 動画像符号化方法、復号化方法、符号化装置および復号化装置
JP2013142775A (ja) * 2012-01-11 2013-07-22 Sony Corp 表示装置、電子機器、表示方法、並びにプログラム
WO2014162916A1 (ja) * 2013-04-03 2014-10-09 ソニー株式会社 画像符号化装置および方法、並びに、画像復号装置および方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5093720A (en) * 1990-08-20 1992-03-03 General Instrument Corporation Motion compensation for interlaced digital television signals
JPH06197334A (ja) * 1992-07-03 1994-07-15 Sony Corp 画像信号符号化方法、画像信号復号化方法、画像信号符号化装置、画像信号復号化装置及び画像信号記録媒体
KR950005621B1 (ko) * 1992-09-30 1995-05-27 주식회사금성사 영상 디코더
KR0181063B1 (ko) * 1995-04-29 1999-05-01 배순훈 특징점을 이용한 움직임 보상에서의 그리드 형성방법 및 장치
KR100442229B1 (ko) * 1996-09-13 2004-10-08 엘지전자 주식회사 간이형hdtv비디오디코더및디코딩방법

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JP2000041261A (ja) 2000-02-08

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