JP2005184042A - 画像復号装置及び画像復号方法並びに画像復号プログラム - Google Patents

画像復号装置及び画像復号方法並びに画像復号プログラム Download PDF

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Publication number
JP2005184042A
JP2005184042A JP2003417336A JP2003417336A JP2005184042A JP 2005184042 A JP2005184042 A JP 2005184042A JP 2003417336 A JP2003417336 A JP 2003417336A JP 2003417336 A JP2003417336 A JP 2003417336A JP 2005184042 A JP2005184042 A JP 2005184042A
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Japan
Prior art keywords
inverse
transform
image
quantized
processing block
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Pending
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JP2003417336A
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English (en)
Japanese (ja)
Inventor
Shinji Watanabe
真司 渡辺
Nobuaki Izumi
伸明 泉
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Sony Corp
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Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2003417336A priority Critical patent/JP2005184042A/ja
Priority to EP20040820650 priority patent/EP1696677B1/en
Priority to KR20057014882A priority patent/KR20060109290A/ko
Priority to PCT/JP2004/017804 priority patent/WO2005062622A1/ja
Priority to US10/545,678 priority patent/US8249147B2/en
Priority to CNA2004800041595A priority patent/CN1751521A/zh
Priority to TW93138969A priority patent/TW200531450A/zh
Publication of JP2005184042A publication Critical patent/JP2005184042A/ja
Pending legal-status Critical Current

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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/44—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
    • H04N19/102—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
    • H04N19/169—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

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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, Expansion, Code Conversion, And Decoders (AREA)
JP2003417336A 2003-12-15 2003-12-15 画像復号装置及び画像復号方法並びに画像復号プログラム Pending JP2005184042A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2003417336A JP2005184042A (ja) 2003-12-15 2003-12-15 画像復号装置及び画像復号方法並びに画像復号プログラム
EP20040820650 EP1696677B1 (en) 2003-12-15 2004-11-30 Image decoding device, image decoding method, and image decoding program
KR20057014882A KR20060109290A (ko) 2003-12-15 2004-11-30 화상 복호 장치 및 화상 복호 방법과 화상 복호 프로그램
PCT/JP2004/017804 WO2005062622A1 (ja) 2003-12-15 2004-11-30 画像復号装置及び画像復号方法並びに画像復号プログラム
US10/545,678 US8249147B2 (en) 2003-12-15 2004-11-30 Image decoding device, image decoding method, and image decoding program
CNA2004800041595A CN1751521A (zh) 2003-12-15 2004-11-30 图像解码装置、图像解码方法和图像解码程序
TW93138969A TW200531450A (en) 2003-12-15 2004-12-15 Image decoding device, image decoding method, and image decoding program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003417336A JP2005184042A (ja) 2003-12-15 2003-12-15 画像復号装置及び画像復号方法並びに画像復号プログラム

Publications (1)

Publication Number Publication Date
JP2005184042A true JP2005184042A (ja) 2005-07-07

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Country Status (7)

Country Link
US (1) US8249147B2 (enExample)
EP (1) EP1696677B1 (enExample)
JP (1) JP2005184042A (enExample)
KR (1) KR20060109290A (enExample)
CN (1) CN1751521A (enExample)
TW (1) TW200531450A (enExample)
WO (1) WO2005062622A1 (enExample)

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KR100681944B1 (ko) 2005-11-15 2007-02-12 학교법인 포항공과대학교 병렬 데이터 전송을 위한 분할된 집합 반전 인코딩 방법
JP2008288986A (ja) * 2007-05-18 2008-11-27 Sony Corp 画像処理装置およびその方法、並びにプログラム
WO2014007520A1 (ko) * 2012-07-02 2014-01-09 한국전자통신연구원 영상 부호화/복호화 방법 및 장치
US9843809B2 (en) 2012-07-02 2017-12-12 Electronics And Telecommunications Research Method and apparatus for coding/decoding image

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101517100B1 (ko) * 2008-08-21 2015-05-15 삼성전자주식회사 동영상의 부호화 및 복호화를 위한 장치 및 방법
US9100646B2 (en) * 2008-09-03 2015-08-04 Sk Telecom Co., Ltd. Device and method for image encoding/decoding using prediction direction conversion and selective encoding
KR101377660B1 (ko) * 2008-09-30 2014-03-26 에스케이텔레콤 주식회사 복수 개의 움직임 벡터 추정을 이용한 움직임 벡터 부호화/복호화 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치
KR101619972B1 (ko) * 2008-10-02 2016-05-11 한국전자통신연구원 이산 여현 변환/이산 정현 변환을 선택적으로 이용하는 부호화/복호화 장치 및 방법
KR20110015356A (ko) * 2009-08-07 2011-02-15 한국전자통신연구원 차분 신호의 특성에 기반한 적응적인 변환 부호화/양자화 영역을 이용한 동영상 부호화/복호화 장치 및 그 방법
KR20120009618A (ko) 2010-07-19 2012-02-02 에스케이 텔레콤주식회사 주파수변환단위 분할부호화 방법 및 장치와 이를 이용한 영상 부호화/복호화 방법 및 장치
PL4184918T3 (pl) * 2011-03-21 2024-06-10 Lg Electronics Inc. Sposób dekodowania wideo, sposób kodowania wideo, odczytywalny komputerowo cyfrowy nośnik zapisu oraz sposób transmisji danych dla wideo
CN103444181B (zh) 2011-04-12 2018-04-20 太阳专利托管公司 运动图像编码方法、运动图像编码装置、运动图像解码方法、运动图像解码装置及运动图像编码解码装置
ES2959874T3 (es) 2011-05-24 2024-02-28 Sun Patent Trust Procedimiento de codificación de imágenes, aparato de codificación de imágenes, procedimiento de decodificación de imágenes, aparato de decodificación de imágenes
PL3614665T3 (pl) 2011-05-27 2022-07-04 Sun Patent Trust Sposób kodowania obrazów, urządzenie do kodowania obrazów, sposób dekodowania obrazów, urządzenie do dekodowania obrazów, i urządzenie do kodowania i dekodowania obrazów
US9485518B2 (en) 2011-05-27 2016-11-01 Sun Patent Trust Decoding method and apparatus with candidate motion vectors
EP4270953A3 (en) 2011-05-31 2023-11-22 Sun Patent Trust Video decoding method, video decoding device
SG194746A1 (en) 2011-05-31 2013-12-30 Kaba Gmbh Image encoding method, image encoding device, image decoding method, image decoding device, and image encoding/decoding device
MY165837A (en) 2011-06-13 2018-05-17 Sun Patent Trust Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
USRE47366E1 (en) 2011-06-23 2019-04-23 Sun Patent Trust Image decoding method and apparatus based on a signal type of the control parameter of the current block
ES2991675T3 (es) 2011-06-23 2024-12-04 Sun Patent Trust Dispositivo de decodificación de imágenes, dispositivo de codificación de imágenes
TWI581615B (zh) 2011-06-24 2017-05-01 Sun Patent Trust A decoding method, a coding method, a decoding device, an encoding device, and a coding / decoding device
WO2012176465A1 (ja) 2011-06-24 2012-12-27 パナソニック株式会社 画像復号方法、画像符号化方法、画像復号装置、画像符号化装置及び画像符号化復号装置
KR102060621B1 (ko) 2011-06-27 2019-12-30 선 페이턴트 트러스트 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치 및 화상 부호화 복호 장치
JP5933546B2 (ja) 2011-06-28 2016-06-08 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 復号方法及び復号装置
WO2013001767A1 (ja) 2011-06-29 2013-01-03 パナソニック株式会社 画像復号方法、画像符号化方法、画像復号装置、画像符号化装置及び画像符号化復号装置
US20130003850A1 (en) * 2011-06-30 2013-01-03 Toshiyasu Sugio Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
AU2012277220B2 (en) 2011-06-30 2016-08-11 Sun Patent Trust Image decoding method, image coding method, image decoding apparatus, image coding apparatus, and image coding and decoding apparatus
KR102060619B1 (ko) 2011-06-30 2019-12-30 선 페이턴트 트러스트 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치 및 화상 부호화 복호 장치
US8929455B2 (en) * 2011-07-01 2015-01-06 Mitsubishi Electric Research Laboratories, Inc. Method for selecting transform types from mapping table for prediction modes
RU2604680C2 (ru) 2011-07-11 2016-12-10 Сан Пэтент Траст Способ декодирования изображений, способ кодирования изображений, устройство декодирования изображений, устройство кодирования изображений и устройство кодирования и декодирования изображений
CN103718558B (zh) 2011-08-03 2017-04-19 太阳专利托管公司 运动图像编码方法及装置、解码方法及装置和编解码装置
KR101859079B1 (ko) 2011-10-17 2018-05-23 주식회사 케이티 화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치
GB2554828B (en) * 2011-10-18 2018-10-24 Kt Corp Method for encoding image, method for decoding image, image encoder, and image decoder
KR101542585B1 (ko) * 2011-10-19 2015-08-06 주식회사 케이티 영상 부호화/복호화 방법 및 그 장치
EP2770738A4 (en) 2011-10-19 2016-07-27 Panasonic Ip Corp America IMAGE ENCRYPTION METHOD, IMAGE ENCRYPTION DEVICE, IMAGE KEYING METHOD AND IMAGE WRITING DEVICE
MY164782A (en) 2011-10-28 2018-01-30 Sun Patent Trust Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
ES2780188T3 (es) 2011-10-28 2020-08-24 Sun Patent Trust Método de codificación de imagen, método de decodificación de imagen, aparato de codificación de imagen y aparato de decodificación de imagen
WO2015045736A1 (ja) * 2013-09-30 2015-04-02 日本放送協会 画像符号化装置、画像復号装置及びそれらのプログラム
TWI794129B (zh) 2017-07-13 2023-02-21 美商松下電器（美國）知識產權公司 編碼裝置、編碼方法、解碼裝置、解碼方法及電腦可讀取之非暫時性媒體
CN115278240B (zh) 2017-12-15 2024-06-07 Lg电子株式会社 图像编解码方法和发送方法及非暂态计算机可读存储介质
US20240078710A1 (en) * 2022-09-02 2024-03-07 Electronics And Telecommunications Research Institute Method, apparatus and storage medium for encoding/decoding using transform-based feature map

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3752371A (en) * 1970-07-24 1973-08-14 Lion Fat Oil Co Ltd Container cap capable of being resiliently held open and closed
US4158902A (en) * 1977-09-30 1979-06-26 Chernack Milton P Integral snap action hinge
US5875266A (en) * 1990-07-31 1999-02-23 Fujitsu Limited Image data processing a method and apparatus
JPH04220081A (ja) * 1990-12-20 1992-08-11 Fujitsu Ltd 画像データ復元方法及び装置
JP3068361B2 (ja) 1993-03-31 2000-07-24 株式会社東芝 高能率復号化装置
DE4419116C2 (de) * 1994-06-01 1996-03-28 Riegler Fritz A Gmbh & Co Behälterverschluß
EP1096801B1 (en) * 1996-05-28 2002-01-02 Matsushita Electric Industrial Co., Ltd. Device for predicting and decoding images
JP2888292B2 (ja) * 1997-07-24 1999-05-10 日本電気株式会社 ２次元逆離散コサイン変換（ｉｄｃｔ）装置
JPH1196138A (ja) * 1997-09-18 1999-04-09 Sony Corp 逆コサイン変換方法及び逆コサイン変換器
WO2001095637A1 (en) * 2000-06-02 2001-12-13 Matsushita Electric Industrial Co., Ltd. Image processing apparatus, and image processing method
JPWO2002101934A1 (ja) * 2001-06-06 2004-09-30 セイコーエプソン株式会社 復号化装置、復号化方法、ルックアップテーブルおよび復号化プログラム

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100681944B1 (ko) 2005-11-15 2007-02-12 학교법인 포항공과대학교 병렬 데이터 전송을 위한 분할된 집합 반전 인코딩 방법
JP2008288986A (ja) * 2007-05-18 2008-11-27 Sony Corp 画像処理装置およびその方法、並びにプログラム
WO2014007520A1 (ko) * 2012-07-02 2014-01-09 한국전자통신연구원 영상 부호화/복호화 방법 및 장치
US9843809B2 (en) 2012-07-02 2017-12-12 Electronics And Telecommunications Research Method and apparatus for coding/decoding image
US10045031B2 (en) 2012-07-02 2018-08-07 Electronic And Telecommunications Research Method and apparatus for coding/decoding image
US10187644B2 (en) 2012-07-02 2019-01-22 Electronics And Telecommunications Research Method and apparatus for coding/decoding image
US10187643B2 (en) 2012-07-02 2019-01-22 Electronics And Telecommunications Research Method and apparatus for encoding and decoding image
US10419765B2 (en) 2012-07-02 2019-09-17 Electronics And Telecommunications Research Institute Method and apparatus for coding/decoding image
US10554983B2 (en) 2012-07-02 2020-02-04 Electronics And Telecommunications Research Institute Method and apparatus for coding/decoding image
US10554982B2 (en) 2012-07-02 2020-02-04 Electronics And Telecommunications Research Institute Method and apparatus for coding/decoding image
US12273538B2 (en) 2012-07-02 2025-04-08 Electronics And Telecommunications Research Institute Method and apparatus for coding/decoding image

Also Published As

Publication number Publication date
TW200531450A (en) 2005-09-16
CN1751521A (zh) 2006-03-22
EP1696677B1 (en) 2013-05-22
TWI328357B (enExample) 2010-08-01
KR20060109290A (ko) 2006-10-19
US8249147B2 (en) 2012-08-21
EP1696677A4 (en) 2011-05-18
US20060291556A1 (en) 2006-12-28
WO2005062622A1 (ja) 2005-07-07
EP1696677A1 (en) 2006-08-30

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