CN101742309B - 图像解码装置、图像解码方法 - Google Patents

图像解码装置、图像解码方法 Download PDF

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Publication number
CN101742309B
CN101742309B CN2009102110895A CN200910211089A CN101742309B CN 101742309 B CN101742309 B CN 101742309B CN 2009102110895 A CN2009102110895 A CN 2009102110895A CN 200910211089 A CN200910211089 A CN 200910211089A CN 101742309 B CN101742309 B CN 101742309B
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coefficient
bit
correction value
transform coefficient
section
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Chinese (zh)
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CN101742309A (zh
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池田广志
和田祐司
嶋内和博
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Sony Corp
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Sony Corp
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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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/647—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission using significance based coding, e.g. Embedded Zerotrees of Wavelets [EZW] or Set Partitioning in Hierarchical Trees [SPIHT]

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (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)
CN2009102110895A 2008-11-11 2009-11-11 图像解码装置、图像解码方法 Expired - Fee Related CN101742309B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008288604A JP5151919B2 (ja) 2008-11-11 2008-11-11 画像復号化装置と画像復号化方法およびコンピュータ・プログラム
JP2008-288604 2008-11-11

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CN101742309A CN101742309A (zh) 2010-06-16
CN101742309B true CN101742309B (zh) 2012-10-10

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CN (1) CN101742309B (enExample)

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JP5817125B2 (ja) * 2011-01-21 2015-11-18 ソニー株式会社 画像処理装置および方法
US9571842B2 (en) 2011-07-01 2017-02-14 Samsung Electronics Co., Ltd. Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
CN103096062A (zh) * 2011-11-01 2013-05-08 珠海扬智电子科技有限公司 算术解码方法
US9836433B1 (en) * 2012-04-02 2017-12-05 Rockwell Collins, Inc. Image processing using multiprocessor discrete wavelet transform
WO2014021837A1 (en) 2012-07-31 2014-02-06 Empire Technology Development Llc Entropy coding and decoding using polar codes
US20140072027A1 (en) 2012-09-12 2014-03-13 Ati Technologies Ulc System for video compression
US10841585B2 (en) 2016-03-10 2020-11-17 Sony Corporation Image processing apparatus and method
US10645386B1 (en) * 2019-01-03 2020-05-05 Sony Corporation Embedded codec circuitry for multiple reconstruction points based quantization
EP4049454A4 (en) * 2019-10-25 2023-11-08 Kakadu R & D Pty Ltd Method and apparatus for complexity control in high throughput jpeg 2000 (htj2k) encoding
US12230001B2 (en) * 2022-01-14 2025-02-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder and related methods
JP2023117786A (ja) * 2022-02-14 2023-08-24 日本放送協会 符号化装置、プログラム、及びモデル生成方法

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EP1566969A1 (en) * 2004-02-23 2005-08-24 Sony Corporation Image encoder, image encoding method, image decoder, and image decoding method
CN1677438A (zh) * 2004-03-31 2005-10-05 松下电器产业株式会社 在数据码流中隐藏数据的方法及装置
CN101192303A (zh) * 2006-11-24 2008-06-04 北京中电华大电子设计有限责任公司 适用于Jpeg2000标准的高速比特平面解码方法及电路

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US5414469A (en) * 1991-10-31 1995-05-09 International Business Machines Corporation Motion video compression system with multiresolution features
US6549672B1 (en) * 1999-06-29 2003-04-15 Sony Corporation Method and apparatus for recovery of encoded data using central value
US6885395B1 (en) * 2000-05-26 2005-04-26 Eastman Kodak Company Selectively adjusting the resolution levels or the quality levels of digital images stored in a digital camera memory
JP3702778B2 (ja) 2000-11-27 2005-10-05 ソニー株式会社 画像符号化装置及び方法
JP2002204357A (ja) 2000-12-28 2002-07-19 Nikon Corp 画像復号化装置、画像符号化装置、および記録媒体
JP2003230141A (ja) * 2002-02-04 2003-08-15 Sony Corp 画像圧縮装置と画像圧縮方法、並びにその画像伸張装置と画像伸張方法
WO2003077425A1 (en) * 2002-03-08 2003-09-18 Nippon Telegraph And Telephone Corporation Digital signal encoding method, decoding method, encoding device, decoding device, digital signal encoding program, and decoding program
JP2004260539A (ja) 2003-02-26 2004-09-16 Victor Co Of Japan Ltd 画像復号化装置及び画像復号化プログラム
EP1790170A2 (en) * 2004-09-14 2007-05-30 Gary Demos High quality wide-range multi-layer compression coding system
JP4737711B2 (ja) * 2005-03-23 2011-08-03 富士ゼロックス株式会社 復号化装置、逆量子化方法、分布決定方法及びこのプログラム
JP4764749B2 (ja) * 2006-03-16 2011-09-07 株式会社リコー 画像復号装置、画像符号化装置、画像復号方法、及び、画像符号化方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1566969A1 (en) * 2004-02-23 2005-08-24 Sony Corporation Image encoder, image encoding method, image decoder, and image decoding method
CN1677438A (zh) * 2004-03-31 2005-10-05 松下电器产业株式会社 在数据码流中隐藏数据的方法及装置
CN101192303A (zh) * 2006-11-24 2008-06-04 北京中电华大电子设计有限责任公司 适用于Jpeg2000标准的高速比特平面解码方法及电路

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JP特开2003-289441A 2003.10.10
JP特开2003-304405A 2003.10.24

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Publication number Publication date
JP2010118729A (ja) 2010-05-27
CN101742309A (zh) 2010-06-16
JP5151919B2 (ja) 2013-02-27
US20100119167A1 (en) 2010-05-13
US8406542B2 (en) 2013-03-26

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