JP2010016453A - 画像符号化装置および方法、画像復号装置および方法、並びにプログラム - Google Patents

画像符号化装置および方法、画像復号装置および方法、並びにプログラム Download PDF

Info

Publication number
JP2010016453A
JP2010016453A JP2008172269A JP2008172269A JP2010016453A JP 2010016453 A JP2010016453 A JP 2010016453A JP 2008172269 A JP2008172269 A JP 2008172269A JP 2008172269 A JP2008172269 A JP 2008172269A JP 2010016453 A JP2010016453 A JP 2010016453A
Authority
JP
Japan
Prior art keywords
motion vector
image
prediction
target block
motion
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
JP2008172269A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010016453A5 (https=
Inventor
Kazufumi Sato
数史 佐藤
Yoichi Yagasaki
陽一 矢ケ崎
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 JP2008172269A priority Critical patent/JP2010016453A/ja
Priority to CN2009801253546A priority patent/CN102077596A/zh
Priority to US13/001,373 priority patent/US20110103486A1/en
Priority to PCT/JP2009/062026 priority patent/WO2010001916A1/ja
Publication of JP2010016453A publication Critical patent/JP2010016453A/ja
Publication of JP2010016453A5 publication Critical patent/JP2010016453A5/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
    • H04N19/10—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
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/46—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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/57—Motion estimation characterised by a search window with variable size or shape
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2008172269A 2008-07-01 2008-07-01 画像符号化装置および方法、画像復号装置および方法、並びにプログラム Pending JP2010016453A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2008172269A JP2010016453A (ja) 2008-07-01 2008-07-01 画像符号化装置および方法、画像復号装置および方法、並びにプログラム
CN2009801253546A CN102077596A (zh) 2008-07-01 2009-07-01 图像处理设备和图像处理方法
US13/001,373 US20110103486A1 (en) 2008-07-01 2009-07-01 Image processing apparatus and image processing method
PCT/JP2009/062026 WO2010001916A1 (ja) 2008-07-01 2009-07-01 画像処理装置および方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008172269A JP2010016453A (ja) 2008-07-01 2008-07-01 画像符号化装置および方法、画像復号装置および方法、並びにプログラム

Publications (2)

Publication Number Publication Date
JP2010016453A true JP2010016453A (ja) 2010-01-21
JP2010016453A5 JP2010016453A5 (https=) 2011-07-14

Family

ID=41466008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008172269A Pending JP2010016453A (ja) 2008-07-01 2008-07-01 画像符号化装置および方法、画像復号装置および方法、並びにプログラム

Country Status (4)

Country Link
US (1) US20110103486A1 (https=)
JP (1) JP2010016453A (https=)
CN (1) CN102077596A (https=)
WO (1) WO2010001916A1 (https=)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011166207A (ja) * 2010-02-04 2011-08-25 Nippon Telegr & Teleph Corp <Ntt> 動きベクトル予測方法，動きベクトル予測装置および動きベクトル予測プログラム
JP2011166206A (ja) * 2010-02-04 2011-08-25 Nippon Telegr & Teleph Corp <Ntt> 動きベクトル予測方法，動きベクトル予測装置および動きベクトル予測プログラム
WO2011121942A1 (ja) * 2010-03-31 2011-10-06 株式会社Ｊｖｃケンウッド 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム、ならびに動画像復号装置、動画像復号方法及び動画像復号プログラム
JP2011217105A (ja) * 2010-03-31 2011-10-27 Jvc Kenwood Corp 動画像復号装置、動画像復号方法及び動画像復号プログラム
JP2011217104A (ja) * 2010-03-31 2011-10-27 Jvc Kenwood Corp 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム
CN102812706A (zh) * 2010-03-16 2012-12-05 汤姆逊许可证公司 用于视频编码和解码的隐式自适应运动向量预测值选择的方法和装置
JP2013543713A (ja) * 2010-10-13 2013-12-05 クゥアルコム・インコーポレイテッド ビデオ符号化のための適応動きベクトル解像度信号伝達
US9237355B2 (en) 2010-02-19 2016-01-12 Qualcomm Incorporated Adaptive motion resolution for video coding
US9729897B2 (en) 2010-01-18 2017-08-08 Hfi Innovation Inc. Motion prediction method

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101782661B1 (ko) 2010-01-19 2017-10-23 톰슨 라이센싱 비디오 인코딩 및 디코딩을 위한 템플릿 매칭 예측의 복잡도를 감소시키는 방법 및 장치
CN102300088B (zh) * 2010-06-25 2013-11-06 财团法人工业技术研究院 画面内预测模式最佳化方法与图像压缩方法以及装置
JP2012151576A (ja) 2011-01-18 2012-08-09 Hitachi Ltd 画像符号化方法、画像符号化装置、画像復号方法及び画像復号装置
GB2555287B (en) * 2011-10-17 2018-11-07 Kt Corp Video decoding method using transform method selected from a transform method set
TWI580264B (zh) * 2011-11-10 2017-04-21 Sony Corp Image processing apparatus and method
HK1203261A1 (en) 2012-05-14 2015-10-23 Luca Rossato Encoding and reconstruction of residual data based on support information
CN109905710B (zh) * 2012-06-12 2021-12-21 太阳专利托管公司 动态图像编码方法及装置、动态图像解码方法及装置
US9749642B2 (en) 2014-01-08 2017-08-29 Microsoft Technology Licensing, Llc Selection of motion vector precision
US9942560B2 (en) 2014-01-08 2018-04-10 Microsoft Technology Licensing, Llc Encoding screen capture data
US9774881B2 (en) 2014-01-08 2017-09-26 Microsoft Technology Licensing, Llc Representing motion vectors in an encoded bitstream
CN108235007B (zh) * 2016-12-12 2023-06-27 上海天荷电子信息有限公司 各模式使用不同精度同种编码参数的数据压缩方法和装置
KR102772028B1 (ko) 2017-09-15 2025-02-26 소니그룹주식회사 화상 처리 장치 및 방법
GB2590228B (en) * 2018-08-04 2023-04-05 Beijing Bytedance Network Tech Co Ltd Clipping of updated MV or derived MV
WO2020070612A1 (en) 2018-10-06 2020-04-09 Beijing Bytedance Network Technology Co., Ltd. Improvement for temporal gradient calculating in bio
KR20220152299A (ko) * 2020-03-12 2022-11-15 인터디지털 브이씨 홀딩스 프랑스 비디오 인코딩 및 디코딩을 위한 방법 및 장치
CN113873244B (zh) * 2020-06-30 2023-10-20 华为技术有限公司 一种系数编解码方法和系数编解码装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005318497A (ja) * 2003-12-26 2005-11-10 Ntt Docomo Inc 画像符号化装置、画像符号化方法、画像符号化プログラム、画像復号装置、画像復号方法、及び画像復号プログラム。
JP2007043651A (ja) * 2005-07-05 2007-02-15 Ntt Docomo Inc 動画像符号化装置、動画像符号化方法、動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム
JP2007067551A (ja) * 2005-08-29 2007-03-15 Nippon Telegr & Teleph Corp <Ntt> 動きベクトル推定方法，動きベクトル推定装置，動きベクトル推定プログラムおよび動きベクトル推定プログラム記録媒体

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6202344B1 (en) * 1998-07-14 2001-03-20 Paul W. W. Clarke Method and machine for changing agricultural mulch
US6289052B1 (en) * 1999-06-07 2001-09-11 Lucent Technologies Inc. Methods and apparatus for motion estimation using causal templates
WO2003043347A1 (fr) * 2001-11-16 2003-05-22 Ntt Docomo, Inc. Procede de codage d'image, procede de decodage d'image, codeur et decodeur d'image, programme, signal de donnees informatiques et systeme d'emission d'image
US7408988B2 (en) * 2002-12-20 2008-08-05 Lsi Corporation Motion estimation engine with parallel interpolation and search hardware
KR100941123B1 (ko) * 2003-10-09 2010-02-10 톰슨 라이센싱 에러 은닉을 위한 직접 모드 도출 프로세스
JP2006020095A (ja) * 2004-07-01 2006-01-19 Sharp Corp 動きベクトル検出回路、画像符号化回路、動きベクトル検出方法および画像符号化方法
KR20070046852A (ko) * 2004-08-13 2007-05-03 코닌클리케 필립스 일렉트로닉스 엔.브이. 혼합된 그래픽 및 비디오 소스의 압축을 위한 시스템 및방법
KR101201930B1 (ko) * 2004-09-16 2012-11-19 톰슨 라이센싱 국부적 밝기 변동을 이용한 가중화된 예측을 가진 비디오 코덱
CN1658673A (zh) * 2005-03-23 2005-08-24 南京大学 视频压缩编解码方法
DE602006020556D1 (de) * 2005-04-01 2011-04-21 Panasonic Corp Bilddecodierungsvorrichtung und bilddecodierungsverfahren
JP4551814B2 (ja) * 2005-05-16 2010-09-29 Ｏｋｉセミコンダクタ株式会社 無線通信装置
JP4686280B2 (ja) * 2005-07-06 2011-05-25 株式会社東芝 動画像符号化装置
KR100711878B1 (ko) * 2005-08-30 2007-04-25 삼성에스디아이 주식회사 레이저 열 전사 장치 및 레이저 열 전사 방법
US8170102B2 (en) * 2005-12-19 2012-05-01 Seiko Epson Corporation Macroblock homogeneity analysis and inter mode prediction
JP5224459B2 (ja) * 2006-02-02 2013-07-03 トムソン ライセンシング 動き補償予測のための適応重み選択を行う方法および装置
EP2453657A1 (en) * 2006-04-28 2012-05-16 NTT DoCoMo, Inc. Image predictive decoding device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005318497A (ja) * 2003-12-26 2005-11-10 Ntt Docomo Inc 画像符号化装置、画像符号化方法、画像符号化プログラム、画像復号装置、画像復号方法、及び画像復号プログラム。
JP2007043651A (ja) * 2005-07-05 2007-02-15 Ntt Docomo Inc 動画像符号化装置、動画像符号化方法、動画像符号化プログラム、動画像復号装置、動画像復号方法及び動画像復号プログラム
JP2007067551A (ja) * 2005-08-29 2007-03-15 Nippon Telegr & Teleph Corp <Ntt> 動きベクトル推定方法，動きベクトル推定装置，動きベクトル推定プログラムおよび動きベクトル推定プログラム記録媒体

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9729897B2 (en) 2010-01-18 2017-08-08 Hfi Innovation Inc. Motion prediction method
JP2011166207A (ja) * 2010-02-04 2011-08-25 Nippon Telegr & Teleph Corp <Ntt> 動きベクトル予測方法，動きベクトル予測装置および動きベクトル予測プログラム
JP2011166206A (ja) * 2010-02-04 2011-08-25 Nippon Telegr & Teleph Corp <Ntt> 動きベクトル予測方法，動きベクトル予測装置および動きベクトル予測プログラム
US9237355B2 (en) 2010-02-19 2016-01-12 Qualcomm Incorporated Adaptive motion resolution for video coding
KR20130006616A (ko) * 2010-03-16 2013-01-17 톰슨 라이센싱 비디오 인코딩 및 디코딩을 위한 암시적인 적응 움직임 벡터 예측자 선택을 위한 방법 및 장치
CN102812706A (zh) * 2010-03-16 2012-12-05 汤姆逊许可证公司 用于视频编码和解码的隐式自适应运动向量预测值选择的方法和装置
JP2013523010A (ja) * 2010-03-16 2013-06-13 トムソン ライセンシング ビデオ符号化およびビデオ復号化のための暗示的適応型動きベクトル予測器選択の方法および装置
US9628788B2 (en) 2010-03-16 2017-04-18 Thomson Licensing Methods and apparatus for implicit adaptive motion vector predictor selection for video encoding and decoding
KR101952606B1 (ko) * 2010-03-16 2019-02-27 톰슨 라이센싱 비디오 인코딩 및 디코딩을 위한 암시적인 적응 움직임 벡터 예측자 선택을 위한 방법 및 장치
JP2011217104A (ja) * 2010-03-31 2011-10-27 Jvc Kenwood Corp 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム
JP2011217105A (ja) * 2010-03-31 2011-10-27 Jvc Kenwood Corp 動画像復号装置、動画像復号方法及び動画像復号プログラム
US9237354B2 (en) 2010-03-31 2016-01-12 JVC Kenwood Corporation Video coding apparatus, video coding method and video coding program, and video decoding apparatus, video decoding method and video decoding program
WO2011121942A1 (ja) * 2010-03-31 2011-10-06 株式会社Ｊｖｃケンウッド 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム、ならびに動画像復号装置、動画像復号方法及び動画像復号プログラム
JP2013543713A (ja) * 2010-10-13 2013-12-05 クゥアルコム・インコーポレイテッド ビデオ符号化のための適応動きベクトル解像度信号伝達
US10327008B2 (en) 2010-10-13 2019-06-18 Qualcomm Incorporated Adaptive motion vector resolution signaling for video coding

Also Published As

Publication number Publication date
WO2010001916A1 (ja) 2010-01-07
US20110103486A1 (en) 2011-05-05
CN102077596A (zh) 2011-05-25

Similar Documents

Publication Publication Date Title
JP2010016453A (ja) 画像符号化装置および方法、画像復号装置および方法、並びにプログラム
RU2696237C2 (ru) Способ декодирования видеосигнала
CN110809887B (zh) 用于多参考预测的运动矢量修正的方法和装置
JP2010016454A (ja) 画像符号化装置および方法、画像復号装置および方法、並びにプログラム
CN102752593B (zh) 估计运动矢量的方法和设备,编码器/解码器和解码方法
JP5169978B2 (ja) 画像処理装置および方法
JP6057140B2 (ja) 画像処理装置および方法、プログラム、並びに、記録媒体
JP2010035137A (ja) 画像処理装置および方法、並びにプログラム
CN102415098B (zh) 图像处理设备和方法
TWI647949B (zh) 影像預測解碼方法
JP2010268259A (ja) 画像処理装置および方法、並びにプログラム
CN107241605A (zh) 视频编码器以及视频编码方法
WO2010123055A1 (ja) 画像処理装置および方法
WO2010123057A1 (ja) 画像処理装置および方法
WO2010035735A1 (ja) 画像処理装置および方法
JP5488684B2 (ja) 画像処理装置および方法、プログラム、並びに記録媒体
JP2013059132A (ja) 画像処理装置および方法、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
JP6268556B2 (ja) 画像処理装置および方法、プログラム、並びに、記録媒体
JP6102977B2 (ja) 画像処理装置および方法、プログラム、並びに記録媒体
JP5776803B2 (ja) 画像処理装置および方法、並びに記録媒体
JP5776804B2 (ja) 画像処理装置および方法、並びに記録媒体

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110526

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20110526

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120515

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20121002