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

Info

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
Authority
JP
Japan
Prior art keywords
inverse
transform
image
quantized
processing block
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.)
Pending
Application number
JP2003417336A
Other languages
English (en)
Japanese (ja)
Inventor
Shinji Watanabe
真司 渡辺
Nobuaki Izumi
伸明 泉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP2003417336A priority Critical patent/JP2005184042A/ja
Priority to US10/545,678 priority patent/US8249147B2/en
Priority to PCT/JP2004/017804 priority patent/WO2005062622A1/ja
Priority to EP20040820650 priority patent/EP1696677B1/en
Priority to KR20057014882A priority patent/KR20060109290A/ko
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

Links

Images

Classifications

    • 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

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, 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
US10/545,678 US8249147B2 (en) 2003-12-15 2004-11-30 Image decoding device, image decoding method, and image decoding program
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
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
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

Family

ID=34708688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003417336A Pending 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

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)

Cited By (4)

* 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

Families Citing this family (38)

* 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
CN103535040B (zh) * 2011-03-21 2017-12-22 Lg电子株式会社 选择运动矢量预测值的方法和使用其的设备
RU2719308C2 (ru) 2011-04-12 2020-04-17 Сан Пэтент Траст Способ кодирования движущихся изображений, устройство кодирования движущихся изображений, способ декодирования движущихся изображений, устройство декодирования движущихся изображений и устройство кодирования и декодирования движущихся изображений
EP4224861B1 (en) 2011-05-24 2025-10-08 Sun Patent Trust Image encoding method, image encoding apparatus, image decoding method, and image decoding apparatus
US9485518B2 (en) 2011-05-27 2016-11-01 Sun Patent Trust Decoding method and apparatus with candidate motion vectors
PL2717575T3 (pl) 2011-05-27 2019-03-29 Sun Patent Trust Sposób dekodowania obrazów i urządzenie do dekodowania obrazów
ES3075048T3 (es) 2011-05-31 2026-07-27 Sun Patent Trust Procedimiento de descodificación de vídeo, dispositivo de descodificación de vídeo
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
CA2838214C (en) 2011-06-13 2019-02-12 Panasonic Corporation 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
CN106878731B (zh) * 2011-06-23 2019-06-04 太阳专利托管公司 图像编码方法及图像编码装置
WO2012176464A1 (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
TW201325243A (zh) 2011-06-24 2013-06-16 松下電器產業股份有限公司 圖像解碼方法、圖像編碼方法、圖像解碼裝置、圖像編碼裝置、及圖像編碼解碼裝置（三）
EP4270950A3 (en) 2011-06-27 2024-02-14 Sun Patent Trust Encoding apparatus and decoding apparatus
MX2013012980A (es) 2011-06-28 2013-12-06 Panasonic Corp Metodo de decodificacion de imagenes, metodo de codificacion de imagenes, aparato de decodificacion de imagenes, aparato de codificacion de imagenes y aparato de codificacion y decodififcacion de imagenes.
KR102006032B1 (ko) 2011-06-29 2019-07-31 선 페이턴트 트러스트 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치 및 화상 부호화 복호 장치
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
KR101900986B1 (ko) * 2011-06-30 2018-09-20 선 페이턴트 트러스트 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치, 및, 화상 부호화 복호 장치
ES2908152T3 (es) 2011-06-30 2022-04-27 Sun Patent Trust Procedimiento de decodificación de imágenes
US8929455B2 (en) * 2011-07-01 2015-01-06 Mitsubishi Electric Research Laboratories, Inc. Method for selecting transform types from mapping table for prediction modes
CN103765885B (zh) 2011-07-11 2017-04-12 太阳专利托管公司 图像解码方法、图像编码方法、图像解码装置、图像编码装置及图像编解码装置
IN2014CN00729A (enExample) 2011-08-03 2015-04-03 Panasonic Corp
CA2852628C (en) 2011-10-17 2017-02-28 Kt Corporation Adaptive transform method based on in-screen prediction and apparatus using the method
WO2013058583A1 (ko) * 2011-10-18 2013-04-25 주식회사 케이티 영상 부호화 방법, 영상 복호화 방법, 영상 부호화기 및 영상 복호화기
WO2013057877A1 (ja) 2011-10-19 2013-04-25 パナソニック株式会社 画像符号化方法、画像符号化装置、画像復号方法、および、画像復号装置
KR101857107B1 (ko) * 2011-10-19 2018-05-11 주식회사 케이티 영상 부호화/복호화 방법 및 그 장치
CA2836243C (en) 2011-10-28 2020-12-01 Panasonic Corporation Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
RU2609083C2 (ru) 2011-10-28 2017-01-30 Сан Пэтент Траст Способ кодирования изображений, способ декодирования изображений, устройство кодирования изображений и устройство декодирования изображений
JP6143866B2 (ja) * 2013-09-30 2017-06-07 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
EP3716630A4 (en) * 2017-12-15 2021-01-27 LG Electronics Inc. METHOD AND DEVICE FOR IMAGE ENCODING BASED ON CONVERSION AND DEVICE FOR IT
ES3016332T3 (en) * 2018-12-19 2025-05-08 Lg Electronics Inc Video coding method on basis of secondary transform, and device for same
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
ES2170954T3 (es) * 1996-05-28 2002-08-16 Matsushita Electric Industrial Co Ltd Dispositivo de prediccion y de decodificado de imagen.
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
JP3940672B2 (ja) * 2000-06-02 2007-07-04 松下電器産業株式会社 画像処理装置及び画像処理方法
US20040223550A1 (en) * 2001-06-06 2004-11-11 Norihisa Hagiwara Decoding apparatus, decoding method, lookup table, and decoding program

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
US10187643B2 (en) 2012-07-02 2019-01-22 Electronics And Telecommunications Research Method and apparatus for encoding and decoding image
US10187644B2 (en) 2012-07-02 2019-01-22 Electronics And Telecommunications Research Method and apparatus for coding/decoding image
US10419765B2 (en) 2012-07-02 2019-09-17 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
US10554983B2 (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
US20060291556A1 (en) 2006-12-28
EP1696677A1 (en) 2006-08-30
EP1696677B1 (en) 2013-05-22
TWI328357B (enExample) 2010-08-01
WO2005062622A1 (ja) 2005-07-07
EP1696677A4 (en) 2011-05-18
KR20060109290A (ko) 2006-10-19
US8249147B2 (en) 2012-08-21
CN1751521A (zh) 2006-03-22

Similar Documents

Publication Publication Date Title
US8249147B2 (en) Image decoding device, image decoding method, and image decoding program
JP4617644B2 (ja) 符号化装置及び方法
JP4440640B2 (ja) 画像ブロックの復号方法
JP3861698B2 (ja) 画像情報符号化装置及び方法、画像情報復号装置及び方法、並びにプログラム
KR100323489B1 (ko) 비디오데이타를가지는비트스트림의트랜스코딩방법및장치
JP5061179B2 (ja) 照明変化補償動き予測符号化および復号化方法とその装置
JP2004140473A (ja) 画像情報符号化装置、復号化装置並びに画像情報符号化方法、復号化方法
JP3797209B2 (ja) 画像情報符号化方法及び装置、画像情報復号方法及び装置、並びにプログラム
JP2003116104A (ja) 情報処理装置及び情報処理方法
US20050135486A1 (en) Transcoding method, medium, and apparatus
JP5375938B2 (ja) 復号装置及び方法
JP2008219205A (ja) 画像情報符号化装置及び画像情報符号化方法
JP4799547B2 (ja) それぞれマルチマクロブロックを含む予測ピクチャおよび非予測ピクチャを使用した、ピクチャシーケンスのエンコーディング方法およびエンコーディング装置
JPWO2010052838A1 (ja) 動画像符号化装置及び動画像復号装置
JP4209134B2 (ja) 圧縮ビットストリームをアップサンプリングする方法および装置
JP4318019B2 (ja) 画像処理装置および方法、記録媒体、並びにプログラム
JP4924708B2 (ja) 復号装置及び方法
KR20210099125A (ko) 화상 부호화 장치, 화상 부호화 방법, 화상 복호 장치, 화상 복호 방법, 및 컴퓨터 프로그램
JP4719854B2 (ja) 動画像符号化装置、動画像符号化プログラム、動画像復号化装置及び動画像復号化プログラム
JP2008004984A (ja) 画像理装置および方法、プログラム、並びに記録媒体
JP4775132B2 (ja) 画像理装置および方法、プログラム、並びに記録媒体
JP2006295503A (ja) 再符号化装置、再符号化方法、および再符号化用プログラム
JP5375935B2 (ja) 符号化装置及び方法
JP5375936B2 (ja) 復号装置及び方法
JP4983907B2 (ja) 符号化装置及び方法

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20061130

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090512

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20091006