KR100962152B1 - 디지털 이미지에 대한 선택적 색도 데시메이션 - Google Patents

디지털 이미지에 대한 선택적 색도 데시메이션 Download PDF

Info

Publication number
KR100962152B1
KR100962152B1 KR1020097011716A KR20097011716A KR100962152B1 KR 100962152 B1 KR100962152 B1 KR 100962152B1 KR 1020097011716 A KR1020097011716 A KR 1020097011716A KR 20097011716 A KR20097011716 A KR 20097011716A KR 100962152 B1 KR100962152 B1 KR 100962152B1
Authority
KR
South Korea
Prior art keywords
sub
blocks
block
function
digital image
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 - Lifetime
Application number
KR1020097011716A
Other languages
English (en)
Korean (ko)
Other versions
KR20090068388A (ko
Inventor
스티븐 에이 몰리
비제이야라크시미 알 라빈드랜
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20090068388A publication Critical patent/KR20090068388A/ko
Application granted granted Critical
Publication of KR100962152B1 publication Critical patent/KR100962152B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • 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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/90—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
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Color Television Systems (AREA)
  • Image Processing (AREA)
KR1020097011716A 2001-06-05 2002-06-05 디지털 이미지에 대한 선택적 색도 데시메이션 Expired - Lifetime KR100962152B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/875,329 2001-06-05
US09/875,329 US7649947B2 (en) 2001-06-05 2001-06-05 Selective chrominance decimation for digital images

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020037016001A Division KR101084512B1 (ko) 2001-06-05 2002-06-05 디지털 이미지에 대한 선택적 색도 데시메이션

Publications (2)

Publication Number Publication Date
KR20090068388A KR20090068388A (ko) 2009-06-26
KR100962152B1 true KR100962152B1 (ko) 2010-06-10

Family

ID=25365608

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1020097011716A Expired - Lifetime KR100962152B1 (ko) 2001-06-05 2002-06-05 디지털 이미지에 대한 선택적 색도 데시메이션
KR1020037016001A Expired - Lifetime KR101084512B1 (ko) 2001-06-05 2002-06-05 디지털 이미지에 대한 선택적 색도 데시메이션

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1020037016001A Expired - Lifetime KR101084512B1 (ko) 2001-06-05 2002-06-05 디지털 이미지에 대한 선택적 색도 데시메이션

Country Status (10)

Country Link
US (2) US7649947B2 (https=)
EP (1) EP1400128B1 (https=)
JP (2) JP2004533181A (https=)
KR (2) KR100962152B1 (https=)
CN (1) CN1572119B (https=)
AU (1) AU2002305838B2 (https=)
CA (1) CA2449448A1 (https=)
IL (1) IL159178A0 (https=)
MX (1) MXPA03011166A (https=)
WO (1) WO2002100116A1 (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7982796B2 (en) * 2001-03-21 2011-07-19 Apple Inc. Track for improved video compression
US7649947B2 (en) * 2001-06-05 2010-01-19 Qualcomm Incorporated Selective chrominance decimation for digital images
US7555171B2 (en) * 2004-03-15 2009-06-30 Sharp Laboratories Of America, Inc. Systems and methods for down scaling a bitmap
JP4444180B2 (ja) * 2005-07-20 2010-03-31 株式会社東芝 テクスチャ符号化装置、テクスチャ復号化装置、方法、およびプログラム
JP4635016B2 (ja) * 2007-02-16 2011-02-16 株式会社東芝 情報処理装置およびインター予測モード判定方法
KR20080114388A (ko) * 2007-06-27 2008-12-31 삼성전자주식회사 스케일러블 영상 부호화장치 및 방법과 그 영상 복호화장치및 방법
JP4922101B2 (ja) * 2007-08-21 2012-04-25 株式会社東芝 情報処理装置およびインター予測モード判定方法
WO2009032255A2 (en) * 2007-09-04 2009-03-12 The Regents Of The University Of California Hierarchical motion vector processing method, software and devices
JP5195032B2 (ja) * 2008-05-28 2013-05-08 富士通株式会社 符号化装置／復号化装置、符号化方法／復号化方法及びプログラム
KR101619972B1 (ko) 2008-10-02 2016-05-11 한국전자통신연구원 이산 여현 변환/이산 정현 변환을 선택적으로 이용하는 부호화/복호화 장치 및 방법
JP2010199751A (ja) * 2009-02-23 2010-09-09 Sony Corp 通信システム、通信装置、及びパケット長の制御方法
JP5741076B2 (ja) 2010-12-09 2015-07-01 ソニー株式会社 画像処理装置及び画像処理方法
GB2497749B (en) * 2011-12-19 2015-09-30 Canon Kk Method of processing uncompressed video frames and corresponding wireless stations
GB2497751B (en) * 2011-12-19 2015-03-04 Canon Kk Method of transmitting video information over a wireless multi-path communication link and corresponding wireless station
US9106936B2 (en) 2012-01-25 2015-08-11 Altera Corporation Raw format image data processing
US9978156B2 (en) * 2012-10-03 2018-05-22 Avago Technologies General Ip (Singapore) Pte. Ltd. High-throughput image and video compression
US9363517B2 (en) 2013-02-28 2016-06-07 Broadcom Corporation Indexed color history in image coding
KR20170020733A (ko) * 2014-06-12 2017-02-24 에이2젯로직스, 인코포레이티드 이미지 데이터에서 데시메이팅된 컬러 채널들의 송신, 수신, 및 복원을 위한 시스템 및 방법
US9819937B1 (en) 2015-04-14 2017-11-14 Teradici Corporation Resource-aware desktop image decimation method and apparatus
CN113077525A (zh) * 2021-02-06 2021-07-06 西南交通大学 一种基于频域对比学习的图像分类方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000068854A (ja) 1998-08-19 2000-03-03 Sony Corp データ処理装置および方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4963030A (en) * 1989-11-29 1990-10-16 California Institute Of Technology Distributed-block vector quantization coder
US5107345A (en) 1990-02-27 1992-04-21 Qualcomm Incorporated Adaptive block size image compression method and system
US5021891A (en) 1990-02-27 1991-06-04 Qualcomm, Inc. Adaptive block size image compression method and system
DE69222766T2 (de) 1991-06-04 1998-05-07 Qualcomm, Inc., San Diego, Calif. System zur adaptiven kompression der blockgrössen eines bildes
JPH05316364A (ja) 1992-05-13 1993-11-26 Oki Electric Ind Co Ltd 画像の直交変換符号化方式
US5367629A (en) 1992-12-18 1994-11-22 Sharevision Technology, Inc. Digital video compression system utilizing vector adaptive transform
WO1995007004A1 (fr) * 1993-08-30 1995-03-09 Sony Corporation Dispositif et procede pour le codage de donnees d'images
JP2884389B2 (ja) * 1994-12-05 1999-04-19 日本テレビ放送網株式会社 変換装置
JPH08205140A (ja) 1995-01-31 1996-08-09 Canon Inc 画像圧縮装置
US6064450A (en) * 1995-12-06 2000-05-16 Thomson Licensing S.A. Digital video preprocessor horizontal and vertical filters
JP3681835B2 (ja) * 1995-12-27 2005-08-10 三菱電機株式会社 画像符号化装置及び画像復号化装置及び符号化・復号化システム
US6026217A (en) * 1996-06-21 2000-02-15 Digital Equipment Corporation Method and apparatus for eliminating the transpose buffer during a decomposed forward or inverse 2-dimensional discrete cosine transform through operand decomposition storage and retrieval
US5781241A (en) * 1996-11-08 1998-07-14 Chrontel, Inc. Apparatus and method to convert computer graphics signals to television video signals with vertical and horizontal scaling requiring no frame buffers
DE19709976C1 (de) * 1997-03-11 1998-10-01 Siemens Ag Schaltungsanordnung zur Filterung und Dezimation eines Videosignals
WO1998041024A1 (en) * 1997-03-12 1998-09-17 Matsushita Electric Industrial Co., Ltd. Image encoding/decoding system
JPH10257492A (ja) 1997-03-12 1998-09-25 Matsushita Electric Ind Co Ltd 画像符号化方法および画像復号化方法
US6184936B1 (en) * 1997-10-06 2001-02-06 Sigma Designs, Inc. Multi-function USB capture chip using bufferless data compression
US5973740A (en) * 1997-10-27 1999-10-26 International Business Machines Corporation Multi-format reduced memory video decoder with adjustable polyphase expansion filter
KR100367831B1 (ko) * 1998-06-30 2003-01-10 주식회사 팬택앤큐리텔 영상의 색차신호 필터링 방법 및 장치
US6487249B2 (en) * 1998-10-09 2002-11-26 Matsushita Electric Industrial Co., Ltd. Efficient down conversion system for 2:1 decimation
US6529634B1 (en) * 1999-11-08 2003-03-04 Qualcomm, Inc. Contrast sensitive variance based adaptive block size DCT image compression
US7649947B2 (en) * 2001-06-05 2010-01-19 Qualcomm Incorporated Selective chrominance decimation for digital images

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000068854A (ja) 1998-08-19 2000-03-03 Sony Corp データ処理装置および方法

Also Published As

Publication number Publication date
KR20090068388A (ko) 2009-06-26
KR20040003055A (ko) 2004-01-07
AU2002305838B2 (en) 2007-11-22
US7649947B2 (en) 2010-01-19
KR101084512B1 (ko) 2011-11-18
JP2009153128A (ja) 2009-07-09
EP1400128A4 (en) 2009-12-02
EP1400128A1 (en) 2004-03-24
US7965775B2 (en) 2011-06-21
JP2004533181A (ja) 2004-10-28
CN1572119B (zh) 2013-09-18
IL159178A0 (en) 2004-06-01
WO2002100116A1 (en) 2002-12-12
US20020186765A1 (en) 2002-12-12
EP1400128B1 (en) 2012-08-08
MXPA03011166A (es) 2004-03-26
US20090103637A1 (en) 2009-04-23
CA2449448A1 (en) 2002-12-12
JP4870743B2 (ja) 2012-02-08
CN1572119A (zh) 2005-01-26

Similar Documents

Publication Publication Date Title
JP4870743B2 (ja) デジタルイメージに対する選択的なクロミナンスデシメーション
EP1405524B1 (en) Configurable pattern optimizer
EP1230804B1 (en) Variance based adaptive block size dct image compression
CA2452550C (en) An apparatus and method for encoding digital image data in a lossless manner
AU2002315160A1 (en) Configurable pattern optimizer
AU2002305838A1 (en) Selective chrominance decimation for digital images
US20020191695A1 (en) Interframe encoding method and apparatus
WO2002013539A1 (en) Sub-optimal variable length coding
AU2002310355A1 (en) Interframe encoding method and apparatus
HK1166429B (en) Configurable pattern optimizer
HK1070519A (en) Selective chrominance decimation for digital images
HK1067756B (en) Apparatus and method for lossless intraframe encoding using golomb-rice
HK1067756A1 (en) Apparatus and method for lossless intraframe encoding using golomb-rice
HK1053213B (en) Quality based image compression

Legal Events

Date Code Title Description
A107 Divisional application of patent
A201 Request for examination
PA0104 Divisional application for international application

Comment text: Divisional Application for International Patent

Patent event code: PA01041R01D

Patent event date: 20090605

PA0201 Request for examination
PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20090805

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20100305

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20100601

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20100601

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
FPAY Annual fee payment

Payment date: 20130531

Year of fee payment: 4

PR1001 Payment of annual fee

Payment date: 20130531

Start annual number: 4

End annual number: 4

FPAY Annual fee payment

Payment date: 20140529

Year of fee payment: 5

PR1001 Payment of annual fee

Payment date: 20140529

Start annual number: 5

End annual number: 5

FPAY Annual fee payment

Payment date: 20160330

Year of fee payment: 7

PR1001 Payment of annual fee

Payment date: 20160330

Start annual number: 7

End annual number: 7

FPAY Annual fee payment

Payment date: 20170330

Year of fee payment: 8

PR1001 Payment of annual fee

Payment date: 20170330

Start annual number: 8

End annual number: 8

FPAY Annual fee payment

Payment date: 20180329

Year of fee payment: 9

PR1001 Payment of annual fee

Payment date: 20180329

Start annual number: 9

End annual number: 9

FPAY Annual fee payment

Payment date: 20190327

Year of fee payment: 10

PR1001 Payment of annual fee

Payment date: 20190327

Start annual number: 10

End annual number: 10

PR1001 Payment of annual fee

Payment date: 20200324

Start annual number: 11

End annual number: 11

PR1001 Payment of annual fee

Payment date: 20210329

Start annual number: 12

End annual number: 12

PC1801 Expiration of term

Termination date: 20221205

Termination category: Expiration of duration