JP2003324732A - 画像処理装置およびその方法 - Google Patents

画像処理装置およびその方法

Info

Publication number
JP2003324732A
JP2003324732A JP2002128886A JP2002128886A JP2003324732A JP 2003324732 A JP2003324732 A JP 2003324732A JP 2002128886 A JP2002128886 A JP 2002128886A JP 2002128886 A JP2002128886 A JP 2002128886A JP 2003324732 A JP2003324732 A JP 2003324732A
Authority
JP
Japan
Prior art keywords
circuit
image
pixel values
arithmetic
average value
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.)
Pending
Application number
JP2002128886A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003324732A5 (https=
Inventor
Takuya Kitamura
卓也 北村
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.)
Sony Corp
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
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2002128886A priority Critical patent/JP2003324732A/ja
Priority to US10/424,483 priority patent/US20040003016A1/en
Priority to EP03252690A priority patent/EP1365596A3/en
Publication of JP2003324732A publication Critical patent/JP2003324732A/ja
Publication of JP2003324732A5 publication Critical patent/JP2003324732A5/ja
Pending legal-status Critical Current

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
    • H04N19/42—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
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
    • H04N19/10—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
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/16—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter for 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
    • H04N19/169—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
    • H04N19/60—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
JP2002128886A 2002-04-30 2002-04-30 画像処理装置およびその方法 Pending JP2003324732A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2002128886A JP2003324732A (ja) 2002-04-30 2002-04-30 画像処理装置およびその方法
US10/424,483 US20040003016A1 (en) 2002-04-30 2003-04-28 Image processing method and apparatus thereof
EP03252690A EP1365596A3 (en) 2002-04-30 2003-04-29 Image processing method and apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002128886A JP2003324732A (ja) 2002-04-30 2002-04-30 画像処理装置およびその方法

Publications (2)

Publication Number Publication Date
JP2003324732A true JP2003324732A (ja) 2003-11-14
JP2003324732A5 JP2003324732A5 (https=) 2004-12-24

Family

ID=29397283

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002128886A Pending JP2003324732A (ja) 2002-04-30 2002-04-30 画像処理装置およびその方法

Country Status (3)

Country Link
US (1) US20040003016A1 (https=)
EP (1) EP1365596A3 (https=)
JP (1) JP2003324732A (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7609766B2 (en) 2005-02-08 2009-10-27 Vixs Systems, Inc. System of intra-picture complexity preprocessing
JP4807996B2 (ja) * 2005-09-30 2011-11-02 富士通株式会社 判定装置及び判定方法
FR2899743A1 (fr) * 2006-04-11 2007-10-12 Vixs Systems Inc Systeme de pre-traitement de donnees intra-images
CN115428467B (zh) * 2020-04-14 2024-03-08 Lg电子株式会社 点云数据发送设备和方法、点云数据接收设备和方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5265180A (en) * 1991-06-13 1993-11-23 Intel Corporation Method of encoding a sequence of images of a digital motion video signal
GB9204360D0 (en) * 1992-02-28 1992-04-08 Monro Donald M Fractal coding of data
KR970057947A (ko) * 1995-12-28 1997-07-31 배순훈 영상 부호화기에서의 타입 결정 및 버퍼 제어 장치
US6360021B1 (en) * 1998-07-30 2002-03-19 The Regents Of The University Of California Apparatus and methods of image and signal processing
EP0917362A1 (en) * 1997-11-12 1999-05-19 STMicroelectronics S.r.l. Macroblock variance estimator for MPEG-2 video encoder
US6976026B1 (en) * 2002-03-14 2005-12-13 Microsoft Corporation Distributing limited storage among a collection of media objects
US7079686B2 (en) * 2002-08-20 2006-07-18 Lexmark International, Inc. Systems and methods for content-based document image enhancement

Also Published As

Publication number Publication date
EP1365596A3 (en) 2005-04-06
EP1365596A2 (en) 2003-11-26
US20040003016A1 (en) 2004-01-01

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