RU2015116285A - Способ и устройство для выполнения интерполяции на основе преобразования и обратного преобразования - Google Patents

Способ и устройство для выполнения интерполяции на основе преобразования и обратного преобразования Download PDF

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RU2015116285A
RU2015116285A RU2015116285/08A RU2015116285A RU2015116285A RU 2015116285 A RU2015116285 A RU 2015116285A RU 2015116285/08 A RU2015116285/08 A RU 2015116285/08A RU 2015116285 A RU2015116285 A RU 2015116285A RU 2015116285 A RU2015116285 A RU 2015116285A
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Елена АЛШИНА
Александр АЛШИН
Николай ШЛЯХОВ
Биеонг-Доо ЧОИ
Йоон-Ми ХОНГ
Воо-Дзин ХАН
Тамми ЛИ
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Самсунг Электроникс Ко., Лтд.
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Abstract

1.Устройство для компенсации движения, причем упомянутое устройство содержит:процессор, который сконфигурирован для определения в яркостном опорном снимке яркостного опорного блока для предсказания текущего блока посредством использования яркостного вектора движения, генерации дискрета яркости 2/4-пиксельного местоположения посредством применения фильтра интерполяции с 8 выводами к дискретам яркости целочисленного пиксельного местоположения яркостного опорного снимка; и генерации дискрета яркости 1/4-пиксельного местоположения или 3/4-пиксельного местоположения, включенного в яркостный опорный блок, посредством применения фильтра интерполяции к дискретам яркости целочисленного пиксельного местоположения яркостного опорного снимка без использования сгенерированного дискрета яркости 2/4-пиксельного местоположения,при этом процессор сконфигурирован для определения в хроматическом опорном снимке хроматического опорного блока для предсказания текущего блока посредством использования хроматического вектора движения; и генерации дискрета хроматичности 4/8-пиксельного местоположения, включенного в хроматический опорный блок, посредством применения фильтра интерполяции с 4 выводами к дискретам хроматичности целочисленного пиксельного местоположения хроматического опорного снимка;причем фильтр интерполяции с 8 выводами содержит восемь коэффициентов фильтра, ифильтр интерполяции с 4 выводами содержит четыре коэффициента фильтра.2. Устройство по п. 1, в котором процессор сконфигурирован для масштабирования дискрета яркости, сгенерированного применением фильтра интерполяции с 8 выводами посред�

Claims (3)

1.Устройство для компенсации движения, причем упомянутое устройство содержит:
процессор, который сконфигурирован для определения в яркостном опорном снимке яркостного опорного блока для предсказания текущего блока посредством использования яркостного вектора движения, генерации дискрета яркости 2/4-пиксельного местоположения посредством применения фильтра интерполяции с 8 выводами к дискретам яркости целочисленного пиксельного местоположения яркостного опорного снимка; и генерации дискрета яркости 1/4-пиксельного местоположения или 3/4-пиксельного местоположения, включенного в яркостный опорный блок, посредством применения фильтра интерполяции к дискретам яркости целочисленного пиксельного местоположения яркостного опорного снимка без использования сгенерированного дискрета яркости 2/4-пиксельного местоположения,
при этом процессор сконфигурирован для определения в хроматическом опорном снимке хроматического опорного блока для предсказания текущего блока посредством использования хроматического вектора движения; и генерации дискрета хроматичности 4/8-пиксельного местоположения, включенного в хроматический опорный блок, посредством применения фильтра интерполяции с 4 выводами к дискретам хроматичности целочисленного пиксельного местоположения хроматического опорного снимка;
причем фильтр интерполяции с 8 выводами содержит восемь коэффициентов фильтра, и
фильтр интерполяции с 4 выводами содержит четыре коэффициента фильтра.
2. Устройство по п. 1, в котором процессор сконфигурирован для масштабирования дискрета яркости, сгенерированного применением фильтра интерполяции с 8 выводами посредством использования коэффициента масштабирования яркости, чтобы сумма коэффициентов фильтра интерполяции с 8 выводами составляла 1,
при этом коэффициент масштабирования яркости составляет 64.
3. Устройство по п. 1, в котором
изображение разделяется на множество максимальных блоков кодирования,
максимальный блок кодирования из множества максимальных блоков кодирования иерархически разделяется на один или более блоков кодирования глубин, включающих в себя по меньшей мере одну из текущей глубины и меньшей глубины, согласно информации разделения, указывающей разделять ли блок кодирования,
когда информация разделения указывает разделение для текущей глубины, то блок кодирования текущей глубины разделяется на четыре блока кодирования меньшей глубины независимо от соседних блоков кодирования, и
когда информация разделения указывает неразделение для текущей глубины, то из блоков кодирования текущей глубины получают блоки предсказания.
RU2015116285A 2010-04-05 2011-04-05 Способ и устройство для выполнения интерполяции на основе преобразования и обратного преобразования RU2612614C2 (ru)

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Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101682147B1 (ko) 2010-04-05 2016-12-05 삼성전자주식회사 변환 및 역변환에 기초한 보간 방법 및 장치
KR101686945B1 (ko) * 2010-07-09 2016-12-15 삼성전자주식회사 영상 보간 방법 및 장치
US8848779B2 (en) * 2010-07-15 2014-09-30 Sharp Laboratories Of America, Inc. Method of parallel video coding based on block size
US8873617B2 (en) * 2010-07-15 2014-10-28 Sharp Laboratories Of America, Inc. Method of parallel video coding based on same sized blocks
US8855188B2 (en) * 2010-07-15 2014-10-07 Sharp Laboratories Of America, Inc. Method of parallel video coding based on mapping
US9172972B2 (en) 2011-01-05 2015-10-27 Qualcomm Incorporated Low complexity interpolation filtering with adaptive tap size
EP4099700A1 (en) 2011-01-07 2022-12-07 Nokia Technologies Oy Motion prediction in video coding
US9049454B2 (en) 2011-01-19 2015-06-02 Google Technology Holdings Llc. High efficiency low complexity interpolation filters
US20120224639A1 (en) * 2011-03-03 2012-09-06 General Instrument Corporation Method for interpolating half pixels and quarter pixels
US20120230407A1 (en) 2011-03-11 2012-09-13 General Instrument Corporation Interpolation Filter Selection Using Prediction Index
EP2724534A2 (en) 2011-06-24 2014-04-30 Motorola Mobility LLC Selection of phase offsets for interpolation filters for motion compensation
JP5727673B2 (ja) * 2011-07-01 2015-06-03 モトローラ モビリティ エルエルシーMotorola Mobility Llc 時間予測のためのジョイントサブピクセル補間フィルタ
US8948248B2 (en) * 2011-07-21 2015-02-03 Luca Rossato Tiered signal decoding and signal reconstruction
FR2980068A1 (fr) * 2011-09-13 2013-03-15 Thomson Licensing Procede de codage et de reconstruction d'un bloc de pixels et dispositifs correspondants
AU2012200345B2 (en) * 2012-01-20 2014-05-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map residual coefficients of a transform unit
CN102833550A (zh) * 2012-09-03 2012-12-19 北京大学深圳研究生院 一种低复杂度的分像素插值滤波器
US20140078394A1 (en) * 2012-09-17 2014-03-20 General Instrument Corporation Selective use of chroma interpolation filters in luma interpolation process
EP3661215A1 (en) 2012-09-28 2020-06-03 Vid Scale, Inc. Cross-plane filtering for chroma signal enhancement in video coding
US10291827B2 (en) * 2013-11-22 2019-05-14 Futurewei Technologies, Inc. Advanced screen content coding solution
US9463057B2 (en) * 2014-01-16 2016-10-11 Amendia, Inc. Orthopedic fastener
US10638143B2 (en) 2014-03-21 2020-04-28 Futurewei Technologies, Inc. Advanced screen content coding with improved color table and index map coding methods
US10091512B2 (en) 2014-05-23 2018-10-02 Futurewei Technologies, Inc. Advanced screen content coding with improved palette table and index map coding methods
KR20170078681A (ko) 2014-11-04 2017-07-07 삼성전자주식회사 영상 특성을 반영한 보간 필터를 이용하는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
US10200713B2 (en) * 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
KR102570911B1 (ko) * 2015-07-08 2023-08-24 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 교차 평면 필터링을 이용한 향상된 크로마 코딩
CN105427258B (zh) * 2015-11-25 2018-09-14 惠州Tcl移动通信有限公司 圆形图案显示平滑的优化处理方法、系统及智能设备
US10009622B1 (en) 2015-12-15 2018-06-26 Google Llc Video coding with degradation of residuals
KR20180093950A (ko) * 2016-01-11 2018-08-22 삼성전자주식회사 영상 부호화 방법 및 장치와 영상 복호화 방법 및 장치
US11494547B2 (en) * 2016-04-13 2022-11-08 Microsoft Technology Licensing, Llc Inputting images to electronic devices
US10341659B2 (en) * 2016-10-05 2019-07-02 Qualcomm Incorporated Systems and methods of switching interpolation filters
US10728548B2 (en) 2017-04-04 2020-07-28 Futurewei Technologies, Inc. Processing reference samples used for intra-prediction of a picture block
JP7026450B2 (ja) * 2017-04-24 2022-02-28 ソニーグループ株式会社 送信装置、送信方法、受信装置および受信方法
JP6982990B2 (ja) 2017-06-19 2021-12-17 ソニーグループ株式会社 送信装置、送信方法、受信装置および受信方法
EP3471418A1 (en) * 2017-10-12 2019-04-17 Thomson Licensing Method and apparatus for adaptive transform in video encoding and decoding
US10841610B2 (en) * 2017-10-23 2020-11-17 Avago Technologies International Sales Pte. Limited Block size dependent interpolation filter selection and mapping
KR102357142B1 (ko) 2017-11-07 2022-02-08 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩을 위한 인터 예측 장치 및 방법을 위한 보간 필터
BR112020016432A2 (pt) 2018-02-14 2020-12-15 Huawei Technologies Co., Ltd. Método implementado em codificador e decodificador, dispositivo de codificação e de decodificação de vídeo, e meio legível por computador não transitório
GB2574380A (en) * 2018-05-30 2019-12-11 Realvnc Ltd Processing image data
CN108848380B (zh) * 2018-06-20 2021-11-30 腾讯科技(深圳)有限公司 视频编码和解码方法、装置、计算机设备及存储介质
US10674151B2 (en) * 2018-07-30 2020-06-02 Intel Corporation Adaptive in-loop filtering for video coding
GB2577339A (en) * 2018-09-24 2020-03-25 Sony Corp Image data encoding and decoding
CN117528079A (zh) 2018-09-24 2024-02-06 华为技术有限公司 用于执行质量优化去块的图像处理设备和方法
CN111083491B (zh) 2018-10-22 2024-09-20 北京字节跳动网络技术有限公司 细化运动矢量的利用
WO2020098644A1 (en) 2018-11-12 2020-05-22 Beijing Bytedance Network Technology Co., Ltd. Bandwidth control methods for inter prediction
KR20210089149A (ko) * 2018-11-16 2021-07-15 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 인터 및 인트라 통합 예측 모드 가중치
CN117319644A (zh) 2018-11-20 2023-12-29 北京字节跳动网络技术有限公司 基于部分位置的差计算
WO2020177755A1 (en) 2019-03-06 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Usage of converted uni-prediction candidate
WO2020211810A1 (en) * 2019-04-16 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. On adaptive loop filtering for video coding
CN113841404B (zh) * 2019-06-18 2024-07-05 韩国电子通信研究院 视频编码/解码方法和设备以及存储比特流的记录介质
KR20220044766A (ko) * 2019-08-29 2022-04-11 엘지전자 주식회사 크로스 컴포넌트 필터링 기반 영상 코딩 장치 및 방법
CN114556923B (zh) 2019-10-03 2023-03-10 华为技术有限公司 编码器、解码器和使用插值滤波的对应方法

Family Cites Families (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9012326D0 (en) * 1990-06-01 1990-07-18 Thomson Consumer Electronics Wide screen television
DE4327177A1 (de) 1993-08-13 1995-02-16 Putzmeister Maschf Anordnung zum Öffnen und Schließen einer Verschlußkappe
CA2171335A1 (en) * 1993-11-30 1995-06-08 Munib A. Wober Coding methods and apparatus for scaling and filtering images using discrete cosine transforms
US5774598A (en) * 1993-11-30 1998-06-30 Polaroid Corporation System and method for sample rate conversion of an image using discrete cosine transforms
US5845015A (en) * 1995-10-12 1998-12-01 Sarnoff Corporation Method and apparatus for resizing images using the discrete cosine transform
JP3596194B2 (ja) * 1996-10-29 2004-12-02 ソニー株式会社 画像処理装置および方法
US6539120B1 (en) * 1997-03-12 2003-03-25 Matsushita Electric Industrial Co., Ltd. MPEG decoder providing multiple standard output signals
JPH10322705A (ja) * 1997-05-21 1998-12-04 Sony Corp 動き検出及び動き補償予測回路
DE19730305A1 (de) * 1997-07-15 1999-01-21 Bosch Gmbh Robert Verfahren zur Erzeugung eines verbesserten Bildsignals bei der Bewegungsschätzung von Bildsequenzen, insbesondere eines Prädiktionssignals für Bewegtbilder mit bewegungskompensierender Prädiktion
JP3042459B2 (ja) * 1997-08-25 2000-05-15 日本電気株式会社 映像表示装置
JPH11238121A (ja) * 1998-02-20 1999-08-31 Dainippon Screen Mfg Co Ltd 画像補間方法および画像補間装置
US6819333B1 (en) * 2000-05-12 2004-11-16 Silicon Graphics, Inc. System and method for displaying an image using display distortion correction
GB2365646B (en) * 2000-07-31 2004-10-13 Sony Uk Ltd Image processor and method of processing images
JP2002152745A (ja) * 2000-11-13 2002-05-24 Sony Corp 画像情報変換装置及び方法
JP2002197454A (ja) * 2000-12-27 2002-07-12 Sony Corp 画像変換装置及び方法
FR2820255A1 (fr) 2001-01-26 2002-08-02 France Telecom Procedes de codage et de decodage d'images, dispositifs, systemes, signaux et applications correspondants
FR2829345B1 (fr) 2001-09-06 2003-12-12 Nextream Sa Dispositif et procede de codage d'images video par compensation de mouvement
US6950469B2 (en) * 2001-09-17 2005-09-27 Nokia Corporation Method for sub-pixel value interpolation
JP2003122338A (ja) * 2001-10-18 2003-04-25 Sony Corp 画像変換装置、画像表示装置および画像変換方法
JP3861698B2 (ja) * 2002-01-23 2006-12-20 ソニー株式会社 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
US7110459B2 (en) * 2002-04-10 2006-09-19 Microsoft Corporation Approximate bicubic filter
JP4120301B2 (ja) * 2002-04-25 2008-07-16 ソニー株式会社 画像処理装置およびその方法
JP2005532725A (ja) * 2002-07-09 2005-10-27 ノキア コーポレイション ビデオ符号化における内挿フィルタタイプの選択方法および選択システム
CA2492751C (en) * 2002-07-16 2012-06-12 Nokia Corporation A method for random access and gradual picture refresh in video coding
JP3791922B2 (ja) * 2002-09-06 2006-06-28 富士通株式会社 動画像復号化装置及び方法
US20040081238A1 (en) 2002-10-25 2004-04-29 Manindra Parhy Asymmetric block shape modes for motion estimation
CN100584024C (zh) * 2003-01-10 2010-01-20 汤姆森特许公司 为编码图像中的错误掩蔽定义内插滤波器
JP3997171B2 (ja) * 2003-03-27 2007-10-24 株式会社エヌ・ティ・ティ・ドコモ 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
KR100468786B1 (ko) * 2003-04-02 2005-01-29 삼성전자주식회사 방향성을 예측하고 다항식 필터로 보간을 수행하여스케일링 해상도를 높이는 보간기, 이를 구비한 스케일링장치, 및 그 방법
RU2305377C2 (ru) * 2003-05-20 2007-08-27 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ уменьшения искажения сжатого видеоизображения и устройство для его реализации
HUP0301368A3 (en) 2003-05-20 2005-09-28 Amt Advanced Multimedia Techno Method and equipment for compressing motion picture data
CN100394792C (zh) * 2003-07-08 2008-06-11 皇家飞利浦电子股份有限公司 运动补偿图像信号内插单元、图像处理设备和生成内插图像的方法
US7515072B2 (en) * 2003-09-25 2009-04-07 International Rectifier Corporation Method and apparatus for converting PCM to PWM
CN1216495C (zh) * 2003-09-27 2005-08-24 浙江大学 视频图像亚像素插值的方法和装置
CN1256849C (zh) * 2003-11-04 2006-05-17 浙江大学 1/4像素精度插值的方法和装置
KR20050045746A (ko) 2003-11-12 2005-05-17 삼성전자주식회사 계층 구조의 가변 블록 크기를 이용한 움직임 추정 방법및 장치
US6999105B2 (en) * 2003-12-04 2006-02-14 International Business Machines Corporation Image scaling employing horizontal partitioning
NO320114B1 (no) * 2003-12-05 2005-10-24 Tandberg Telecom As Forbedret utregning av interpolerte pixelverdier
JP2005217532A (ja) * 2004-01-27 2005-08-11 Canon Inc 解像度変換方法及び解像度変換装置
KR20050121627A (ko) 2004-06-22 2005-12-27 삼성전자주식회사 동영상 코덱의 필터링 방법 및 필터링 장치
US20050281339A1 (en) 2004-06-22 2005-12-22 Samsung Electronics Co., Ltd. Filtering method of audio-visual codec and filtering apparatus
JP2008503960A (ja) * 2004-06-23 2008-02-07 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ピクセル補間
US7430238B2 (en) * 2004-12-10 2008-09-30 Micronas Usa, Inc. Shared pipeline architecture for motion vector prediction and residual decoding
US7623575B2 (en) * 2005-01-05 2009-11-24 Lsi Corporation Method and apparatus for sub-pixel motion compensation
WO2006109135A2 (en) * 2005-04-11 2006-10-19 Nokia Corporation Method and apparatus for update step in video coding based on motion compensated temporal filtering
US20060285590A1 (en) 2005-06-21 2006-12-21 Docomo Communications Laboratories Usa, Inc. Nonlinear, prediction filter for hybrid video compression
DE602005012504D1 (de) * 2005-08-22 2009-03-12 Panasonic Corp Kombinierter OFDM und Wavelet Mehrträger Sende-Empfänger
JP4643454B2 (ja) 2006-01-10 2011-03-02 株式会社東芝 動画像復号装置及び動画像復号方法
CN1794821A (zh) * 2006-01-11 2006-06-28 浙江大学 可分级视频压缩中插值的方法与装置
KR100728031B1 (ko) 2006-01-23 2007-06-14 삼성전자주식회사 가변 블록 크기 움직임 예측을 위한 부호화 모드 결정 방법및 장치
US8644643B2 (en) * 2006-06-14 2014-02-04 Qualcomm Incorporated Convolution filtering in a graphics processor
JP4178480B2 (ja) * 2006-06-14 2008-11-12 ソニー株式会社 画像処理装置、画像処理方法、撮像装置および撮像方法
CN100551073C (zh) * 2006-12-05 2009-10-14 华为技术有限公司 编解码方法及装置、分像素插值处理方法及装置
CN101212672B (zh) * 2006-12-30 2011-01-05 安凯(广州)微电子技术有限公司 视频内容自适应的亚像素插值方法和装置
KR101369746B1 (ko) * 2007-01-22 2014-03-07 삼성전자주식회사 적응적 보간 필터를 이용한 영상 부호화, 복호화 방법 및장치
KR100842558B1 (ko) 2007-01-26 2008-07-01 삼성전자주식회사 동영상 부호화를 위한 블록 모드 결정 방법 및 그 장치
EP1983759A1 (en) * 2007-04-19 2008-10-22 Matsushita Electric Industrial Co., Ltd. Estimation of separable adaptive interpolation filters for hybrid video coding
US8023562B2 (en) 2007-09-07 2011-09-20 Vanguard Software Solutions, Inc. Real-time video coding/decoding
AU2008306503A1 (en) * 2007-10-05 2009-04-09 Nokia Corporation Video coding with pixel-aligned directional adaptive interpolation filters
US8090031B2 (en) * 2007-10-05 2012-01-03 Hong Kong Applied Science and Technology Research Institute Company Limited Method for motion compensation
EP2048886A1 (en) * 2007-10-11 2009-04-15 Panasonic Corporation Coding of adaptive interpolation filter coefficients
KR100952340B1 (ko) 2008-01-24 2010-04-09 에스케이 텔레콤주식회사 시공간적 복잡도를 이용한 부호화 모드 결정 방법 및 장치
JP2009182776A (ja) * 2008-01-31 2009-08-13 Hitachi Ltd 符号化装置、復号化装置、および、動画像符号化方法、動画像復号化方法
US8731062B2 (en) * 2008-02-05 2014-05-20 Ntt Docomo, Inc. Noise and/or flicker reduction in video sequences using spatial and temporal processing
JPWO2009110160A1 (ja) 2008-03-07 2011-07-14 株式会社東芝 動画像符号化/復号化方法及び装置
US8971412B2 (en) 2008-04-10 2015-03-03 Qualcomm Incorporated Advanced interpolation techniques for motion compensation in video coding
US8705622B2 (en) * 2008-04-10 2014-04-22 Qualcomm Incorporated Interpolation filter support for sub-pixel resolution in video coding
US8831086B2 (en) * 2008-04-10 2014-09-09 Qualcomm Incorporated Prediction techniques for interpolation in video coding
KR101517768B1 (ko) 2008-07-02 2015-05-06 삼성전자주식회사 영상의 부호화 방법 및 장치, 그 복호화 방법 및 장치
KR101530549B1 (ko) 2008-10-10 2015-06-29 삼성전자주식회사 적응적 1차원 필터 세트를 이용한 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
KR20110017719A (ko) * 2009-08-14 2011-02-22 삼성전자주식회사 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
KR101682147B1 (ko) * 2010-04-05 2016-12-05 삼성전자주식회사 변환 및 역변환에 기초한 보간 방법 및 장치
KR101750046B1 (ko) 2010-04-05 2017-06-22 삼성전자주식회사 트리 구조에 따른 부호화 단위에 기반한 인루프 필터링을 수반하는 비디오 부호화 방법과 그 장치 및 복호화 방법과 그 장치
RS56176B1 (sr) * 2010-09-30 2017-11-30 Samsung Electronics Co Ltd Postupak za interpolaciju slika pomoću filtera za interpolaciju i uglačavanje
CN102833550A (zh) * 2012-09-03 2012-12-19 北京大学深圳研究生院 一种低复杂度的分像素插值滤波器

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