JP5289659B2 - 分散に基づいた適応性ブロックサイズｄｃｔ画像圧縮 - Google Patents

分散に基づいた適応性ブロックサイズｄｃｔ画像圧縮 Download PDF

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JP5289659B2
JP5289659B2 JP2001537288A JP2001537288A JP5289659B2 JP 5289659 B2 JP5289659 B2 JP 5289659B2 JP 2001537288 A JP2001537288 A JP 2001537288A JP 2001537288 A JP2001537288 A JP 2001537288A JP 5289659 B2 JP5289659 B2 JP 5289659B2
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block
variance
pixel
subdivided
pixel data
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JP2003523652A (ja
JP2003523652A5 (enExample
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テヤガラジャン、カダヤム
マーリット、マイケル・ジェイ
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Qualcomm Inc
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    • 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
    • H04N19/90—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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding

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  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2001537288A 1999-11-08 2000-11-08 分散に基づいた適応性ブロックサイズｄｃｔ画像圧縮 Expired - Lifetime JP5289659B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/436,085 US6529634B1 (en) 1999-11-08 1999-11-08 Contrast sensitive variance based adaptive block size DCT image compression
US09/436,085 1999-11-08
PCT/US2000/030883 WO2001035673A1 (en) 1999-11-08 2000-11-08 Variance based adaptive block size dct image compression

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JP2012113538A Division JP5384696B2 (ja) 1999-11-08 2012-05-17 分散に基づいた適応性ブロックサイズｄｃｔ画像圧縮

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JP2003523652A JP2003523652A (ja) 2003-08-05
JP2003523652A5 JP2003523652A5 (enExample) 2008-01-17
JP5289659B2 true JP5289659B2 (ja) 2013-09-11

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JP2012113538A Expired - Lifetime JP5384696B2 (ja) 1999-11-08 2012-05-17 分散に基づいた適応性ブロックサイズｄｃｔ画像圧縮

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US (1) US6529634B1 (enExample)
EP (1) EP1230804B1 (enExample)
JP (2) JP5289659B2 (enExample)
KR (1) KR100740818B1 (enExample)
CN (1) CN1186942C (enExample)
AR (1) AR033655A1 (enExample)
AT (1) ATE538598T1 (enExample)
AU (1) AU782176B2 (enExample)
BR (1) BR0015341B1 (enExample)
CA (1) CA2389410C (enExample)
ES (1) ES2376540T3 (enExample)
IL (2) IL149455A0 (enExample)
MX (1) MXPA02004577A (enExample)
RU (1) RU2273112C2 (enExample)
TW (1) TW517500B (enExample)
WO (1) WO2001035673A1 (enExample)
ZA (1) ZA200203276B (enExample)

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JP5384696B2 (ja) 2014-01-08
CA2389410C (en) 2011-06-28
BR0015341A (pt) 2003-07-15
JP2003523652A (ja) 2003-08-05
EP1230804A1 (en) 2002-08-14
AR033655A1 (es) 2004-01-07
AU1481101A (en) 2001-06-06
HK1053565A1 (en) 2003-10-24
MXPA02004577A (es) 2002-11-29
EP1230804B1 (en) 2011-12-21
KR20030036129A (ko) 2003-05-09
WO2001035673A1 (en) 2001-05-17
BR0015341B1 (pt) 2015-01-06
KR100740818B1 (ko) 2007-07-19
US6529634B1 (en) 2003-03-04
ES2376540T3 (es) 2012-03-14
CA2389410A1 (en) 2001-05-17
CN1421102A (zh) 2003-05-28
AU782176B2 (en) 2005-07-07
JP2012199963A (ja) 2012-10-18
TW517500B (en) 2003-01-11
ZA200203276B (en) 2003-07-24
IL149455A (en) 2007-07-04
RU2273112C2 (ru) 2006-03-27
CN1186942C (zh) 2005-01-26
ATE538598T1 (de) 2012-01-15
IL149455A0 (en) 2002-11-10

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