AU2002305838B2 - Selective chrominance decimation for digital images - Google Patents

Selective chrominance decimation for digital images Download PDF

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Publication number
AU2002305838B2
AU2002305838B2 AU2002305838A AU2002305838A AU2002305838B2 AU 2002305838 B2 AU2002305838 B2 AU 2002305838B2 AU 2002305838 A AU2002305838 A AU 2002305838A AU 2002305838 A AU2002305838 A AU 2002305838A AU 2002305838 B2 AU2002305838 B2 AU 2002305838B2
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AU
Australia
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set forth
column
blocks
predetermined criteria
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Ceased
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AU2002305838A
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English (en)
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AU2002305838A1 (en
Inventor
Steven A. Morley
Vijayalakshmi R. Raveendran
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Qualcomm Inc
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Qualcomm Inc
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Publication of AU2002305838B2 publication Critical patent/AU2002305838B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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)
AU2002305838A 2001-06-05 2002-06-05 Selective chrominance decimation for digital images Ceased AU2002305838B2 (en)

Applications Claiming Priority (3)

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
PCT/US2002/017814 WO2002100116A1 (en) 2001-06-05 2002-06-05 Selective chrominance decimation for digital images

Publications (2)

Publication Number Publication Date
AU2002305838A1 AU2002305838A1 (en) 2003-05-08
AU2002305838B2 true AU2002305838B2 (en) 2007-11-22

Family

ID=25365608

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002305838A Ceased AU2002305838B2 (en) 2001-06-05 2002-06-05 Selective chrominance decimation for digital images

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=)

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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

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EP0969669A2 (en) * 1998-06-30 2000-01-05 Hyundai Electronics Industries Co., Ltd. Method and apparatus for filtering chrominance signals of image
EP0993198A2 (en) * 1998-10-09 2000-04-12 Matsushita Electric Industrial Co., Ltd. Efficient down conversion system for 2:1 decimation of a video signal

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EP0993198A2 (en) * 1998-10-09 2000-04-12 Matsushita Electric Industrial Co., Ltd. Efficient down conversion system for 2:1 decimation of a video signal

Also Published As

Publication number Publication date
KR20090068388A (ko) 2009-06-26
KR20040003055A (ko) 2004-01-07
US7649947B2 (en) 2010-01-19
KR101084512B1 (ko) 2011-11-18
JP2009153128A (ja) 2009-07-09
KR100962152B1 (ko) 2010-06-10
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

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FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired