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WO2009051091A1 - 画像符号化装置及び復号装置、画像符号化方法及び復号方法、それらのプログラム並びにプログラムを記録した記録媒体 - Google Patents

画像符号化装置及び復号装置、画像符号化方法及び復号方法、それらのプログラム並びにプログラムを記録した記録媒体 Download PDF

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Publication number
WO2009051091A1
WO2009051091A1 PCT/JP2008/068547 JP2008068547W WO2009051091A1 WO 2009051091 A1 WO2009051091 A1 WO 2009051091A1 JP 2008068547 W JP2008068547 W JP 2008068547W WO 2009051091 A1 WO2009051091 A1 WO 2009051091A1
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WO
WIPO (PCT)
Prior art keywords
image encoding
program
gradient
decoding
predicted
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.)
Ceased
Application number
PCT/JP2008/068547
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English (en)
French (fr)
Inventor
Shohei Matsuo
Seishi Takamura
Kazuto Kamikura
Yoshiyuki Yashima
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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Publication date
Application filed by Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP2009538086A priority Critical patent/JP4987085B2/ja
Priority to KR1020107007476A priority patent/KR101159292B1/ko
Priority to CA2701893A priority patent/CA2701893C/en
Priority to BRPI0818590-5A priority patent/BRPI0818590B1/pt
Priority to EP08839649A priority patent/EP2200324A4/en
Priority to US12/682,035 priority patent/US9008173B2/en
Priority to EP18184537.1A priority patent/EP3410712A1/en
Priority to RU2010113343/07A priority patent/RU2479940C2/ru
Priority to CN2008801115240A priority patent/CN101822062B/zh
Priority to EP22210634.6A priority patent/EP4164220A1/en
Publication of WO2009051091A1 publication Critical patent/WO2009051091A1/ja
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
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/19—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding using optimisation based on Lagrange multipliers
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

　画面内予測を用いて画像を符号化する方法であって、複数の傾斜候補の中から、予測対象となる画像信号の示す画素値の傾斜を選択し、その傾斜に基づいて、予測参照画素からの距離に応じて傾斜を付けて予測信号を生成し、その予測信号に基づいて、予測対象となる画像信号を画面内符号化し、前記選択した傾斜の大きさを示す情報を符号化する。あるいは、既に符号化済みの画像信号に基づいて、予測対象となる画像信号の示す画素値の傾斜を推定し、その傾斜に基づいて、予測参照画素からの距離に応じて傾斜を付けて予測信号を生成し、その予測信号に基づいて、予測対象となる画像信号を画面内符号化する。
PCT/JP2008/068547 2007-10-15 2008-10-14 画像符号化装置及び復号装置、画像符号化方法及び復号方法、それらのプログラム並びにプログラムを記録した記録媒体 Ceased WO2009051091A1 (ja)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP2009538086A JP4987085B2 (ja) 2007-10-15 2008-10-14 画像符号化装置及び復号装置、画像符号化方法及び復号方法、それらのプログラム並びにプログラムを記録した記録媒体
KR1020107007476A KR101159292B1 (ko) 2007-10-15 2008-10-14 화상 부호화 장치 및 복호 장치, 화상 부호화 방법 및 복호 방법, 그들의 프로그램과 프로그램을 기록한 기록매체
CA2701893A CA2701893C (en) 2007-10-15 2008-10-14 Image encoding and decoding apparatuses, image encoding and decoding methods, programs thereof, and recording media recorded with the programs
BRPI0818590-5A BRPI0818590B1 (pt) 2007-10-15 2008-10-14 aparelho de codificação de imagem, aparelho de decodificação de imagem, método de codificação de imagem e método de decodificação de imagem
EP08839649A EP2200324A4 (en) 2007-10-15 2008-10-14 PICTURE CODING DEVICE AND DECODING DEVICE, PICTURE CODING METHOD AND DECODING METHOD, PROGRAM FOR THE DEVICES AND METHOD AND RECORDING MEDIUM WITH RECORDED PROGRAM
US12/682,035 US9008173B2 (en) 2007-10-15 2008-10-14 Image encoding and decoding apparatuses, image encoding and decoding methods, programs thereof, and recording media recorded with the programs
EP18184537.1A EP3410712A1 (en) 2007-10-15 2008-10-14 Image encoding and decoding apparatuses, image encoding and decoding methods, programs thereof, and recording media recorded with the programs
RU2010113343/07A RU2479940C2 (ru) 2007-10-15 2008-10-14 Устройство кодирования и декодирования изображения, способы кодирования и декодирования изображения, их программы и носитель записи, записанный программами
CN2008801115240A CN101822062B (zh) 2007-10-15 2008-10-14 图像编码装置及解码装置、图像编码方法及解码方法
EP22210634.6A EP4164220A1 (en) 2007-10-15 2008-10-14 Image encoding and decoding apparatuses, image encoding and decoding methods

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-267614 2007-10-15
JP2007267614 2007-10-15

Publications (1)

Publication Number Publication Date
WO2009051091A1 true WO2009051091A1 (ja) 2009-04-23

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PCT/JP2008/068547 Ceased WO2009051091A1 (ja) 2007-10-15 2008-10-14 画像符号化装置及び復号装置、画像符号化方法及び復号方法、それらのプログラム並びにプログラムを記録した記録媒体

Country Status (10)

Country Link
US (1) US9008173B2 (ja)
EP (3) EP3410712A1 (ja)
JP (1) JP4987085B2 (ja)
KR (1) KR101159292B1 (ja)
CN (1) CN101822062B (ja)
BR (1) BRPI0818590B1 (ja)
CA (1) CA2701893C (ja)
RU (1) RU2479940C2 (ja)
TW (1) TWI415478B (ja)
WO (1) WO2009051091A1 (ja)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011089972A1 (ja) * 2010-01-22 2011-07-28 ソニー株式会社 画像処理装置および方法
JP2011166218A (ja) * 2010-02-04 2011-08-25 Victor Co Of Japan Ltd 画像信号符号化装置、画像信号符号化方法、画像信号復号装置、及び、画像信号復号方法
WO2012008790A3 (en) * 2010-07-16 2012-04-26 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
CN102668566A (zh) * 2009-10-22 2012-09-12 汤姆森特许公司 将dc帧内预测模式用于视频编码和解码的方法和装置
WO2012176381A1 (ja) * 2011-06-24 2012-12-27 三菱電機株式会社 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法
JPWO2012098878A1 (ja) * 2011-01-19 2014-06-09 パナソニック株式会社 動画像符号化方法及び動画像復号化方法
WO2015046431A1 (ja) * 2013-09-30 2015-04-02 Kddi株式会社 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、およびプログラム
JP2015526004A (ja) * 2012-07-04 2015-09-07 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 空間予測方法及び空間予測装置
JP2016524406A (ja) * 2013-07-17 2016-08-12 グルロジック マイクロシステムズ オーワイＧｕｒｕｌｏｇｉｃ Ｍｉｃｒｏｓｙｓｔｅｍｓ Ｏｙ 符号器及び復号器、並びに動作方法
JP2018530968A (ja) * 2015-10-13 2018-10-18 ノキア テクノロジーズ オーユー 空間イントラ予測のためのヘルパーデータを用いたビデオ符号化
JP2025036763A (ja) * 2011-04-25 2025-03-14 エルジー エレクトロニクス インコーポレイティド イントラ予測方法とそれを利用した符号化器及び復号化器

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2015201843B2 (en) * 2010-07-15 2017-03-09 Kabushiki Kaisha Toshiba Image encoding method and image decoding method
RU2528144C1 (ru) 2010-07-15 2014-09-10 Кабусики Кайся Тосиба Способ кодирования изображения и способ декодирования изображения
AU2015202659B2 (en) * 2010-07-16 2016-05-19 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
SG191845A1 (en) * 2011-01-12 2013-08-30 Mitsubishi Electric Corp Moving image encoding device, moving image decoding device, moving image encoding method, and moving image decoding method
US10306222B2 (en) 2011-06-20 2019-05-28 Hfi Innovation Inc. Method and apparatus of directional intra prediction
JP5795525B2 (ja) 2011-12-13 2015-10-14 日本電信電話株式会社 画像符号化方法，画像復号方法，画像符号化装置，画像復号装置，画像符号化プログラムおよび画像復号プログラム
TWI700923B (zh) * 2012-04-16 2020-08-01 日商Ｊｖｃ建伍股份有限公司 動態影像解碼裝置、動態影像解碼方法、及儲存動態影像解碼程式之記錄媒體
JP2014082541A (ja) * 2012-10-12 2014-05-08 National Institute Of Information & Communication Technology 互いに類似した情報を含む複数画像のデータサイズを低減する方法、プログラムおよび装置
KR20140072231A (ko) * 2012-11-26 2014-06-13 한국전자통신연구원 율-왜곡 비용의 확률분포를 이용한 비디오 부호화기의 고속 예측모드 결정 방법
JP6468703B2 (ja) * 2013-12-20 2019-02-13 キヤノン株式会社 動き検出装置、動き検出方法及びプログラム
US10390021B2 (en) 2016-03-18 2019-08-20 Mediatek Inc. Method and apparatus of video coding
CN108259913A (zh) * 2016-12-29 2018-07-06 北京大学深圳研究生院 一种用于帧间预测帧中的帧内预测方法
CN112385232B (zh) * 2018-07-20 2024-05-17 华为技术有限公司 用于双向帧内预测的参考像素插值方法和装置
WO2020171046A1 (en) * 2019-02-20 2020-08-27 Panasonic Intellectual Property Corporation Of America Image encoder and image decoder

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006352181A (ja) * 2005-02-18 2006-12-28 Hitachi Ltd 画像の符号化／復号化装置、符号化／復号化プログラム及び符号化／復号化方法
JP2007267614A (ja) 2006-03-30 2007-10-18 Kubota Corp 乗用型田植機

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1465431B1 (en) * 1996-09-20 2015-07-15 AT&T Corp. Video coder providing implicit coefficient prediction and scan adaption for image coding and intra coding of video
JP4166305B2 (ja) 1996-09-20 2008-10-15 エイ・ティ・アンド・ティ・コーポレーション ビデオの画像コーディング及びイントラコーディングのための暗黙の係数予測及び走査適合化を提供するビデオコーダー
AR016812A1 (es) 1997-08-14 2001-08-01 Samsung Electronics Co Ltd Metodo para transmitir informacion de video comprimida, disposiciones de compresion y de grabacion de video y aparato de reproduccion de video
EP1746843A3 (en) 2002-05-28 2007-10-17 Sharp Kabushiki Kaisha Methods and systems for image intra-prediction mode estimation, communication and organization
KR100987765B1 (ko) * 2003-09-30 2010-10-13 삼성전자주식회사 동영상 부호화기에서의 예측 수행 방법 및 장치
CN100534192C (zh) * 2003-10-28 2009-08-26 松下电器产业株式会社 帧内预测编码方法
CN100536573C (zh) * 2004-01-16 2009-09-02 北京工业大学 基于方向的dc预测方法及用于视频编码的帧内预测方法
CN101710991B (zh) * 2004-11-04 2015-06-24 汤姆森特许公司 视频编码器的快速内模式预测
FR2881898A1 (fr) * 2005-02-10 2006-08-11 Thomson Licensing Sa Procede et dispositif de codage d'une image video en mode inter ou intra
EP1905245A4 (en) 2005-07-21 2011-03-16 Samsung Electronics Co Ltd METHOD AND DEVICE FOR CODING AND DECODING A VIDEO SIGNAL BY EXTENDING THE APPLICATION OF DIRECTIONAL INTRAPREDICATION
KR100750145B1 (ko) * 2005-12-12 2007-08-21 삼성전자주식회사 영상의 인트라 예측 부호화, 복호화 방법 및 장치
KR101311402B1 (ko) * 2006-03-23 2013-09-25 삼성전자주식회사 영상의 부호화 방법 및 장치, 복호화 방법 및 장치

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006352181A (ja) * 2005-02-18 2006-12-28 Hitachi Ltd 画像の符号化／復号化装置、符号化／復号化プログラム及び符号化／復号化方法
JP2007267614A (ja) 2006-03-30 2007-10-18 Kubota Corp 乗用型田植機

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
"Draft new Corrigendum 1 to H.264 "Advanced video coding for generic audiovisual services", ITU-T STUDY GROUP 16-QUESTION 6/16, 2005, pages 116 - 135
SAKAE OKUBO; SHINYA KADONO; YOSHIHIRO KIKUCHI; TERUHIKO SUZUKI, REVISED VERSION H.264/AVC TEXTBOOK, 2006, pages 106 - 112
TAICHIRO SHIODERA; AKIYUKI TANIZAWA; TAKESHI CHUJOH: "Block Based Extra/Intra-polating Prediction for Intra Coding", PICTURE CODING SYMPOSIUM OF JAPAN, 21 ST SYMPOSIUM DATA, 2006, pages 123 - 124

Cited By (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9277227B2 (en) 2009-10-22 2016-03-01 Thomas Licensing Methods and apparatus for DC intra prediction mode for video encoding and decoding
CN102668566A (zh) * 2009-10-22 2012-09-12 汤姆森特许公司 将dc帧内预测模式用于视频编码和解码的方法和装置
WO2011089972A1 (ja) * 2010-01-22 2011-07-28 ソニー株式会社 画像処理装置および方法
CN102714734A (zh) * 2010-01-22 2012-10-03 索尼公司 图像处理设备和方法
JP2011166218A (ja) * 2010-02-04 2011-08-25 Victor Co Of Japan Ltd 画像信号符号化装置、画像信号符号化方法、画像信号復号装置、及び、画像信号復号方法
US9083987B2 (en) 2010-07-16 2015-07-14 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
US9654795B2 (en) 2010-07-16 2017-05-16 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
US10212452B2 (en) 2010-07-16 2019-02-19 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
CN105049858A (zh) * 2010-07-16 2015-11-11 三星电子株式会社 通过帧内预测来对图像进行编码和解码的方法和设备
CN105049858B (zh) * 2010-07-16 2019-02-22 三星电子株式会社 通过帧内预测来对图像进行编码和解码的方法和设备
WO2012008790A3 (en) * 2010-07-16 2012-04-26 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
US9654797B2 (en) 2010-07-16 2017-05-16 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
CN103119945A (zh) * 2010-07-16 2013-05-22 三星电子株式会社 通过帧内预测来对图像进行编码和解码的方法和设备
US9654796B2 (en) 2010-07-16 2017-05-16 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
US9661344B2 (en) 2010-07-16 2017-05-23 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image through intra prediction
US9369705B2 (en) 2011-01-19 2016-06-14 Sun Patent Trust Moving picture coding method and moving picture decoding method
JPWO2012098878A1 (ja) * 2011-01-19 2014-06-09 パナソニック株式会社 動画像符号化方法及び動画像復号化方法
JP7749871B2 (ja) 2011-04-25 2025-10-06 エルジー エレクトロニクス インコーポレイティド イントラ予測方法とそれを利用した符号化器及び復号化器
JP2025036763A (ja) * 2011-04-25 2025-03-14 エルジー エレクトロニクス インコーポレイティド イントラ予測方法とそれを利用した符号化器及び復号化器
JP2014147122A (ja) * 2011-06-24 2014-08-14 Mitsubishi Electric Corp 画像復号装置及び画像復号方法
WO2012176381A1 (ja) * 2011-06-24 2012-12-27 三菱電機株式会社 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法
US11876979B2 (en) 2011-06-24 2024-01-16 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, and image prediction device
US11632556B2 (en) 2011-06-24 2023-04-18 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, and image prediction device
TWI508566B (zh) * 2011-06-24 2015-11-11 Mitsubishi Electric Corp Animation coding apparatus, moving picture decoding apparatus, moving picture coding method, and moving picture decoding method
JP2015164346A (ja) * 2011-06-24 2015-09-10 三菱電機株式会社 画像復号装置、画像復号方法、画像符号化装置、画像符号化方法及び符号化データのデータ構造
US9723316B2 (en) 2011-06-24 2017-08-01 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, and image prediction device
TWI600317B (zh) * 2011-06-24 2017-09-21 Mitsubishi Electric Corp Image decoding apparatus, picture decoding method, picture encoding apparatus, picture encoding method, and data structure of encoded data
US11006125B2 (en) 2011-06-24 2021-05-11 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, and image prediction device
US10511840B2 (en) 2011-06-24 2019-12-17 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, and image prediction device
US10237560B2 (en) 2011-06-24 2019-03-19 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, and image prediction device
RU2547457C1 (ru) * 2011-06-24 2015-04-10 Мицубиси Электрик Корпорейшн Устройство кодирования изображений, устройство декодирования изображений, способ кодирования изображений, способ декодирования изображений и устройство прогнозирования изображений
JP2014103678A (ja) * 2011-06-24 2014-06-05 Mitsubishi Electric Corp 画像復号装置
JP2016197883A (ja) * 2011-06-24 2016-11-24 三菱電機株式会社 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法及び符号化データのデータ構造
JP2015526004A (ja) * 2012-07-04 2015-09-07 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 空間予測方法及び空間予測装置
US9848204B2 (en) 2012-07-04 2017-12-19 Thomson Licensing Spatial prediction method and device, coding and decoding methods and devices
JP2017195638A (ja) * 2012-07-04 2017-10-26 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 符合化及び復号化のための方法及び装置
US10244260B2 (en) 2013-07-17 2019-03-26 Gurulogic Microsystems Oy Encoder and decoder, and method of operation
JP2016524406A (ja) * 2013-07-17 2016-08-12 グルロジック マイクロシステムズ オーワイＧｕｒｕｌｏｇｉｃ Ｍｉｃｒｏｓｙｓｔｅｍｓ Ｏｙ 符号器及び復号器、並びに動作方法
WO2015046431A1 (ja) * 2013-09-30 2015-04-02 Kddi株式会社 動画像符号化装置、動画像復号装置、動画像符号化方法、動画像復号方法、およびプログラム
US10057573B2 (en) 2013-09-30 2018-08-21 Kddi Corporation Moving image coding device, moving image decoding device, moving image coding method and moving image decoding method
JP2018530968A (ja) * 2015-10-13 2018-10-18 ノキア テクノロジーズ オーユー 空間イントラ予測のためのヘルパーデータを用いたビデオ符号化

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