MX341051B - Metodo y aparato para codificar/decodificar imagenes. - Google Patents

Metodo y aparato para codificar/decodificar imagenes.

Info

Publication number
MX341051B
MX341051B MX2015015996A MX2015015996A MX341051B MX 341051 B MX341051 B MX 341051B MX 2015015996 A MX2015015996 A MX 2015015996A MX 2015015996 A MX2015015996 A MX 2015015996A MX 341051 B MX341051 B MX 341051B
Authority
MX
Mexico
Prior art keywords
chroma component
component block
encoding
decoding image
transform skip
Prior art date
Application number
MX2015015996A
Other languages
English (en)
Inventor
Cheol Kwon Jae
Young Kim Joo
Keun Lee Bae
Original Assignee
Kt 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 Kt Corp filed Critical Kt Corp
Publication of MX341051B publication Critical patent/MX341051B/es

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    • 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
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    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • H—ELECTRICITY
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    • 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
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    • H04N19/18—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 set of transform coefficients
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    • H04N19/439—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using cascaded computational arrangements for performing a single operation, e.g. filtering
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    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)

Abstract

Un método para decodificar una imagen, de acuerdo con la presente invención, comprende los pasos de: decidir un modo de predicción que corresponde a un bloque de componente cromático; decidir un modo de salto de transformación del bloque de componente cromático de una pluralidad de candidatos de modo de salto de transformación, de acuerdo con el modo de predicción que corresponde al bloque de componentes cromáticos; y transformación inversa del bloque de componente cromático sobre la base del modo de salto de transformación que es decidido.
MX2015015996A 2011-10-19 2014-04-21 Metodo y aparato para codificar/decodificar imagenes. MX341051B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR20110107098 2011-10-19

Publications (1)

Publication Number Publication Date
MX341051B true MX341051B (es) 2016-08-05

Family

ID=48141111

Family Applications (6)

Application Number Title Priority Date Filing Date
MX2016011924A MX356132B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.
MX2014004852A MX2014004852A (es) 2011-10-19 2012-10-17 Metodo y aparato para codificar/decodificar imagenes.
MX2016009556A MX345648B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.
MX2016011923A MX355862B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.
MX2016011925A MX358516B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.
MX2015015996A MX341051B (es) 2011-10-19 2014-04-21 Metodo y aparato para codificar/decodificar imagenes.

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Application Number Title Priority Date Filing Date
MX2016011924A MX356132B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.
MX2014004852A MX2014004852A (es) 2011-10-19 2012-10-17 Metodo y aparato para codificar/decodificar imagenes.
MX2016009556A MX345648B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.
MX2016011923A MX355862B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.
MX2016011925A MX358516B (es) 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes.

Country Status (11)

Country Link
US (6) US9300973B2 (es)
KR (10) KR101542585B1 (es)
CN (9) CN107241599B (es)
AU (6) AU2012326872B2 (es)
BR (1) BR112014009435B1 (es)
CA (1) CA2852899C (es)
GB (3) GB2554311B (es)
MX (6) MX356132B (es)
PL (1) PL231162B1 (es)
RU (6) RU2721933C2 (es)
WO (1) WO2013058541A1 (es)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101529992B1 (ko) 2010-04-05 2015-06-18 삼성전자주식회사 픽셀 그룹별 픽셀값 보상을 위한 비디오 부호화 방법과 그 장치, 및 픽셀 그룹별 픽셀값 보상을 위한 비디오 복호화 방법과 그 장치
GB2559062B (en) * 2011-10-17 2018-11-14 Kt Corp Video decoding method using transform method selected from a transform method set
KR101828964B1 (ko) * 2011-10-18 2018-02-13 주식회사 케이티 영상 부호화 방법, 영상 복호화 방법, 영상 부호화기 및 영상 복호화기
PL231162B1 (pl) 2011-10-19 2019-01-31 Kt Corp Sposób dekodowania sygnału wideo
JP6287035B2 (ja) * 2013-10-11 2018-03-07 ソニー株式会社 復号装置および復号方法
KR102185857B1 (ko) 2014-02-13 2020-12-02 삼성전자주식회사 영상 부호화, 복호화 방법 및 장치
US20170302920A1 (en) * 2014-09-19 2017-10-19 Telefonaktiebolaget Lm Ericsson (Publ) Methods, encoders and decoders for coding of video sequencing
EP3222044A1 (en) * 2014-11-21 2017-09-27 VID SCALE, Inc. One-dimensional transform modes and coefficient scan order
US20180139453A1 (en) * 2015-03-13 2018-05-17 Lg Electronics Inc. Method of processing video signal and device for same
WO2016190690A1 (ko) * 2015-05-26 2016-12-01 엘지전자(주) 적응적인 분리가능한 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
US10499061B2 (en) * 2015-07-15 2019-12-03 Lg Electronics Inc. Method and device for processing video signal by using separable graph-based transform
WO2017014585A1 (ko) * 2015-07-21 2017-01-26 엘지전자(주) 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
EP3340632B1 (en) * 2015-08-19 2021-08-11 LG Electronics Inc. Method and device for processing video signals
US10042942B2 (en) * 2015-10-30 2018-08-07 Sap Se Transforms using column dictionaries
ES2739668B1 (es) 2016-03-28 2021-12-03 Kt Corp Metodo y aparato para procesar senales de video
JP6868786B2 (ja) * 2016-05-13 2021-05-12 ソニーグループ株式会社 画像処理装置および方法
ES2908214T3 (es) * 2016-06-24 2022-04-28 Kt Corp Filtración adaptativa de muestras de referencia para intra predicción usando líneas de píxeles distantes
US11758136B2 (en) 2016-06-24 2023-09-12 Electronics And Telecommunications Research Institute Method and apparatus for transform-based image encoding/decoding
CN116708782A (zh) * 2016-07-12 2023-09-05 韩国电子通信研究院 图像编码/解码方法以及用于该方法的记录介质
US10841587B2 (en) * 2016-08-31 2020-11-17 Kt Corporation Method and apparatus for processing video signal
KR102424418B1 (ko) * 2016-08-31 2022-07-22 주식회사 케이티 비디오 신호 처리 방법 및 장치
ES2711474R1 (es) 2016-08-31 2020-07-01 Kt Corp Metodo y aparato para procesar una senal de video
US11095892B2 (en) 2016-09-20 2021-08-17 Kt Corporation Method and apparatus for processing video signal
WO2018062950A1 (ko) * 2016-09-30 2018-04-05 엘지전자(주) 영상 처리 방법 및 이를 위한 장치
EP4007277A1 (en) * 2017-03-16 2022-06-01 HFI Innovation Inc. Method and apparatus of enhanced multiple transforms and non-separable secondary transform for video coding
WO2018174457A1 (ko) * 2017-03-22 2018-09-27 엘지전자(주) 영상 처리 방법 및 이를 위한 장치
US10779007B2 (en) * 2017-03-23 2020-09-15 Mediatek Inc. Transform coding of video data
CN109922348B (zh) * 2017-12-13 2020-09-18 华为技术有限公司 图像编解码方法和装置
EP3716630A4 (en) * 2017-12-15 2021-01-27 LG Electronics Inc. METHOD AND DEVICE FOR IMAGE ENCODING BASED ON CONVERSION AND DEVICE FOR IT
CN117834920A (zh) 2018-01-17 2024-04-05 英迪股份有限公司 对视频进行解码或编码的方法和用于发送比特流的方法
EP3761642A4 (en) * 2018-04-01 2021-04-14 LG Electronics Inc. METHOD AND APPARATUS FOR PROCESSING A VIDEO SIGNAL VIA THE APPLICATION OF A SECONDARY TRANSFORM ON A PARTITIONED BLOCK
JP2021502771A (ja) * 2018-05-03 2021-01-28 エルジー エレクトロニクス インコーポレイティド 画像コーディングシステムにおいてブロックサイズに応じた変換を使用する画像デコード方法およびその装置
CN115379215A (zh) 2018-06-03 2022-11-22 Lg电子株式会社 视频信号的解码、编码和传输方法及存储视频信号的介质
WO2020000487A1 (zh) * 2018-06-30 2020-01-02 华为技术有限公司 变换方法、反变换方法及装置
DK3707898T3 (da) * 2018-07-13 2021-05-03 Ericsson Telefon Ab L M Valg af transformation i en videokoder og/eller videoafkoder
WO2020016795A2 (en) * 2018-07-17 2020-01-23 Beijing Bytedance Network Technology Co., Ltd. Block size restrictions for visual media coding
WO2020046084A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
CN117097896A (zh) 2018-09-23 2023-11-21 Lg 电子株式会社 编码/解码视频信号的方法及其装置
CN112823526B (zh) * 2018-10-12 2023-09-15 三星电子株式会社 通过使用交叉分量线性模型来处理视频信号的方法和设备
CN116684591A (zh) 2018-12-04 2023-09-01 华为技术有限公司 视频编码器、视频解码器、及对应方法
KR20210114961A (ko) 2019-01-02 2021-09-24 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 예측 방향 결정 방법, 디코더 및 컴퓨터 저장 매체
US12022060B2 (en) 2019-02-28 2024-06-25 Samsung Electronics Co., Ltd. Video encoding and decoding method for predicting chroma component, and video encoding and decoding device for predicting chroma component
US11159795B2 (en) * 2019-03-04 2021-10-26 Tencent America LLC Max transform size control
CN110392256B (zh) 2019-03-09 2020-12-11 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、编码端、解码端和系统
CN113365049B (zh) * 2019-03-09 2023-02-28 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、解码端、编码端和系统
MX2021010917A (es) * 2019-03-11 2021-11-12 Fraunhofer Ges Forschung Codificador y decodificador, metodo de codificacion y metodo de decodificacion con opciones de codificacion dependientes del perfil y nivel.
CN110113619B (zh) * 2019-04-17 2021-06-15 浙江大华技术股份有限公司 一种编码方法、装置、电子设备及存储介质
WO2020235951A1 (ko) * 2019-05-21 2020-11-26 삼성전자 주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
WO2020256391A1 (ko) * 2019-06-18 2020-12-24 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
EP4017009A4 (en) 2019-10-04 2022-11-23 LG Electronics Inc. TRANSFORMATION-BASED IMAGE CODING METHOD AND APPARATUS THEREOF
CN114762343B (zh) * 2019-10-08 2023-11-10 Lg电子株式会社 基于变换的图像编码方法及其装置
MX2022004216A (es) * 2019-10-10 2022-05-03 Electronics & Telecommunications Res Inst Metodo y aparato de codificacion/decodificacion de imagenes y medio de grabacion que almacena flujo de bits.
CN115104304A (zh) * 2019-12-27 2022-09-23 交互数字Vc控股法国公司 用于帧间预测的视频数据的变换编码
US20230019471A1 (en) * 2020-02-25 2023-01-19 Lg Electronics Inc. Image decoding method related to residual coding, and device therefor
CN118540503A (zh) * 2020-02-27 2024-08-23 Lg电子株式会社 图像解码设备、图像编码设备和发送设备
CN115777198A (zh) * 2020-05-11 2023-03-10 Lg电子株式会社 图像编码方法和用于该图像编码方法的装置
CN116134814A (zh) * 2020-08-21 2023-05-16 抖音视界有限公司 视频编解码中的系数重新排序
GB2599433A (en) * 2020-10-02 2022-04-06 Sony Group Corp Data encoding and decoding
CN113709480B (zh) * 2020-12-10 2022-12-23 杭州海康威视数字技术股份有限公司 一种编码、解码方法、装置及其设备

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8616335U1 (de) * 1986-06-18 1986-11-13 Holtronic Gesellschaft für Holographie und Elektro-Optik mbH, 85652 Pliening Holografiekamera
US6563953B2 (en) 1998-11-30 2003-05-13 Microsoft Corporation Predictive image compression using a single variable length code for both the luminance and chrominance blocks for each macroblock
KR100846769B1 (ko) * 2002-02-19 2008-07-16 삼성전자주식회사 고정 연산량을 갖는 동영상 부호화 방법 및 그 장치
KR20040007818A (ko) * 2002-07-11 2004-01-28 삼성전자주식회사 동영상 부호화를 위한 ｄｃｔ연산량 조절 방법 및 그 장치
KR100865034B1 (ko) 2002-07-18 2008-10-23 엘지전자 주식회사 모션 벡터 예측 방법
TWI224930B (en) * 2002-07-18 2004-12-01 Lg Electronics Inc Calculation method for prediction motion vector
JP2005184042A (ja) * 2003-12-15 2005-07-07 Sony Corp 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
JP2007532063A (ja) 2004-04-02 2007-11-08 トムソン ライセンシング 複雑度スケーラブルなビデオデコーダの方法及び装置
KR20060007142A (ko) * 2004-07-19 2006-01-24 삼성전자주식회사 역변환 방법 및 그 장치
CN1286322C (zh) * 2004-08-06 2006-11-22 联合信源数字音视频技术（北京）有限公司 一种低复杂度整数4×4离散余弦变换量化实现方法
DE102004059993B4 (de) * 2004-10-15 2006-08-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen einer codierten Videosequenz unter Verwendung einer Zwischen-Schicht-Bewegungsdaten-Prädiktion sowie Computerprogramm und computerlesbares Medium
US8929464B2 (en) * 2005-03-25 2015-01-06 Sharp Laboratories Of America, Inc. Video entropy decoding with graceful degradation
US7929608B2 (en) * 2006-03-28 2011-04-19 Sony Corporation Method of reducing computations in intra-prediction and mode decision processes in a digital video encoder
EP2056606A1 (en) * 2006-07-28 2009-05-06 Kabushiki Kaisha Toshiba Image encoding and decoding method and apparatus
KR100927733B1 (ko) * 2006-09-20 2009-11-18 한국전자통신연구원 잔여계수의 상관성에 따라 변환기를 선택적으로 이용한부호화/복호화 장치 및 그 방법
KR101365566B1 (ko) 2007-01-04 2014-02-25 삼성전자주식회사 영상 부호화 및 복호화 방법과 장치
JP5026092B2 (ja) 2007-01-12 2012-09-12 三菱電機株式会社 動画像復号装置および動画像復号方法
CN100568952C (zh) * 2007-03-29 2009-12-09 上海大学 基于h.264实时精细粒度可伸缩编码方法
US8428133B2 (en) * 2007-06-15 2013-04-23 Qualcomm Incorporated Adaptive coding of video block prediction mode
KR20080114388A (ko) 2007-06-27 2008-12-31 삼성전자주식회사 스케일러블 영상 부호화장치 및 방법과 그 영상 복호화장치및 방법
JP2009224854A (ja) * 2008-03-13 2009-10-01 Toshiba Corp 画像符号化装置及び方法
US8199814B2 (en) * 2008-04-15 2012-06-12 Sony Corporation Estimation of I frame average rate quantization parameter (QP) in a group of pictures (GOP)
JP2009272727A (ja) * 2008-04-30 2009-11-19 Toshiba Corp 予測誤差の方向性に基づく変換方法、画像符号化方法及び画像復号化方法
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
US8737613B2 (en) * 2008-11-20 2014-05-27 Mediatek Inc. Scanning methods of transform-based digital data processing that conditionally adjust scan order according to characteristics information and related apparatus thereof
CN101742301B (zh) * 2008-11-24 2017-04-19 北京中星微电子有限公司 一种块模式编码方法及装置
CN101594537B (zh) * 2009-06-04 2011-07-27 北京京北方信息技术有限公司 海量图像数据压缩方法
US20110013700A1 (en) * 2009-07-20 2011-01-20 Samsung Electronics Co., Ltd. Method and apparatus for coding and decoding color channels in layered video coding and decoding
JP5369973B2 (ja) * 2009-08-03 2013-12-18 日本電気株式会社 データ符号化／復号方法および装置
KR20110014000A (ko) * 2009-08-04 2011-02-10 광운대학교 산학협력단 영상 데이터의 디블록킹 필터링 장치 및 방법과 이를 이용한 영상 복호화 장치 및 방법
US20110090954A1 (en) * 2009-10-21 2011-04-21 Cohen Robert A Video Codes with Directional Transforms
CN102045560B (zh) * 2009-10-23 2013-08-07 华为技术有限公司 一种视频编解码方法及设备
KR101073938B1 (ko) 2009-12-31 2011-10-17 전자부품연구원 색차공간 예측을 이용한 영상부호화방법
KR101675118B1 (ko) * 2010-01-14 2016-11-10 삼성전자 주식회사 스킵 및 분할 순서를 고려한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
RU2419246C1 (ru) * 2010-01-25 2011-05-20 Государственное образовательное учреждение высшего профессионального образования "Военная академия связи имени С.М. Буденного" Министерства обороны Российской Федерации Способ сжатия и восстановления неподвижных полутоновых видеоизображений
KR20120086232A (ko) * 2011-01-25 2012-08-02 (주)휴맥스 율-왜곡 최적화를 위한 영상 부호화/복호화 방법 및 이를 수행하는 장치
KR101997462B1 (ko) 2010-04-09 2019-07-08 엘지전자 주식회사 비디오 데이터 처리 방법 및 장치
CN101854555B (zh) * 2010-06-18 2011-07-27 上海交通大学 基于预测残差自适应调整的视频编码系统
US9172968B2 (en) * 2010-07-09 2015-10-27 Qualcomm Incorporated Video coding using directional transforms
CN102025994B (zh) * 2010-12-16 2013-07-03 深圳市融创天下科技股份有限公司 自适应解码复杂度的编码方法、装置、编解码系统和设备
US10992958B2 (en) * 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
CN102148989B (zh) * 2011-04-22 2012-07-25 西安交通大学 一种h.264中全零块检测的方法
US20120307893A1 (en) * 2011-06-02 2012-12-06 Qualcomm Incorporated Fast computing of discrete cosine and sine transforms of types vi and vii
GB2492333B (en) * 2011-06-27 2018-12-12 British Broadcasting Corp Video encoding and decoding using transforms
CN103782598A (zh) 2011-06-30 2014-05-07 华为技术有限公司 用于无损编码的快速编码方法
EP2705667B1 (en) * 2011-06-30 2016-09-21 Huawei Technologies Co., Ltd. Lossless coding and associated signaling methods for compound video
CN103650496B (zh) 2011-07-12 2018-09-21 华为技术有限公司 用于在hevc中编码的基于像素的帧内预测
PL231162B1 (pl) * 2011-10-19 2019-01-31 Kt Corp Sposób dekodowania sygnału wideo
US9426466B2 (en) 2012-06-22 2016-08-23 Qualcomm Incorporated Transform skip mode
GB2503875B (en) * 2012-06-29 2015-06-10 Canon Kk Method and device for encoding or decoding an image

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