MX345648B - Método y aparato para codificar/decodificar imágenes. - Google Patents

Método y aparato para codificar/decodificar imágenes.

Info

Publication number
MX345648B
MX345648B MX2016009556A MX2016009556A MX345648B MX 345648 B MX345648 B MX 345648B MX 2016009556 A MX2016009556 A MX 2016009556A MX 2016009556 A MX2016009556 A MX 2016009556A MX 345648 B MX345648 B MX 345648B
Authority
MX
Mexico
Prior art keywords
chroma component
component block
encoding
decoding image
transform skip
Prior art date
Application number
MX2016009556A
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 MX345648B publication Critical patent/MX345648B/es

Links

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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • 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
    • H04N19/102—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/10—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
    • H04N19/18—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
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/42—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
    • 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
    • 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
    • H04N19/50—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
    • 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
    • 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

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.
MX2016009556A 2011-10-19 2012-10-17 Método y aparato para codificar/decodificar imágenes. MX345648B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20110107098 2011-10-19
PCT/KR2012/008481 WO2013058541A1 (ko) 2011-10-19 2012-10-17 영상 부호화/복호화 방법 및 그 장치

Publications (1)

Publication Number Publication Date
MX345648B true MX345648B (es) 2017-02-09

Family

ID=48141111

Family Applications (6)

Application Number Title Priority Date Filing Date
MX2016011925A MX358516B (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.
MX2016011924A MX356132B (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.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
MX2016011925A MX358516B (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.

Family Applications After (3)

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

Country Status (11)

Country Link
US (6) US9300973B2 (es)
KR (10) KR101641863B1 (es)
CN (9) CN107257456B (es)
AU (6) AU2012326872B2 (es)
BR (1) BR112014009435B1 (es)
CA (1) CA2852899C (es)
GB (3) GB2562173B (es)
MX (6) MX358516B (es)
PL (1) PL231162B1 (es)
RU (6) RU2721933C2 (es)
WO (1) WO2013058541A1 (es)

Families Citing this family (56)

* 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
CA2853002C (en) * 2011-10-18 2017-07-25 Kt Corporation Method for encoding image, method for decoding image, image encoder, and image decoder
KR101641863B1 (ko) 2011-10-19 2016-07-22 주식회사 케이티 영상 부호화/복호화 방법 및 그 장치
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
EP3195597A4 (en) * 2014-09-19 2018-02-21 Telefonaktiebolaget LM Ericsson (publ) Methods, encoders and decoders for coding of video sequences
CN107211146A (zh) * 2014-11-21 2017-09-26 Vid拓展公司 一维变换模式和系数扫描顺序
WO2016148438A2 (ko) * 2015-03-13 2016-09-22 엘지전자 주식회사 비디오 신호의 처리 방법 및 이를 위한 장치
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
CN108353193B (zh) * 2015-08-19 2022-07-15 Lg 电子株式会社 基于多个基于图的模型处理视频数据的方法和设备
US10042942B2 (en) * 2015-10-30 2018-08-07 Sap Se Transforms using column dictionaries
ES2817100B1 (es) 2016-03-28 2022-04-13 Kt Corp Metodo y aparato para procesar senales de video
KR102393150B1 (ko) * 2016-05-13 2022-05-02 소니그룹주식회사 화상 처리 장치 및 방법
ES2699691R1 (es) * 2016-06-24 2019-04-05 Kt Corp Método y aparato para procesar señales de vídeo
US11758136B2 (en) 2016-06-24 2023-09-12 Electronics And Telecommunications Research Institute Method and apparatus for transform-based image encoding/decoding
CN116708784A (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
CN113873241B (zh) * 2016-08-31 2024-02-20 株式会社Kt 用于对视频进行解码的方法和用于对视频进行编码的方法
CN117041539A (zh) * 2016-08-31 2023-11-10 株式会社Kt 用于处理视频信号的方法和设备
WO2018044087A1 (ko) * 2016-08-31 2018-03-08 주식회사 케이티 비디오 신호 처리 방법 및 장치
WO2018056703A1 (ko) * 2016-09-20 2018-03-29 주식회사 케이티 비디오 신호 처리 방법 및 장치
WO2018062950A1 (ko) * 2016-09-30 2018-04-05 엘지전자(주) 영상 처리 방법 및 이를 위한 장치
EP3586511B1 (en) * 2017-03-16 2022-01-05 MediaTek 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
CA3088026C (en) * 2017-12-15 2023-10-03 Lg Electronics Inc. Image coding method on basis of transformation and device therefor
WO2019143103A1 (ko) * 2018-01-17 2019-07-25 인텔렉추얼디스커버리 주식회사 다양한 변환 기술을 사용하는 비디오 코딩 방법 및 장치
WO2019194503A1 (ko) 2018-04-01 2019-10-10 엘지전자 주식회사 분할된 블록에 2차 변환을 적용하여 비디오 신호를 처리하는 방법 및 장치
CN111316641B (zh) * 2018-05-03 2022-08-09 Lg电子株式会社 根据块尺寸使用变换来解码图像的方法和设备
WO2019235797A1 (ko) 2018-06-03 2019-12-12 엘지전자 주식회사 축소된 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
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
MX2020006114A (es) 2018-07-13 2020-08-24 Ericsson Telefon Ab L M Seleccion de transformacion en un codificador de video y/o un decodificador de video.
CN110730349B (zh) * 2018-07-17 2023-12-29 北京字节跳动网络技术有限公司 用于微块的约束
CN111758261B (zh) * 2018-09-02 2022-06-10 Lg电子株式会社 用于处理图像信号的方法和设备
CN117097895A (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
KR20230162148A (ko) 2018-10-12 2023-11-28 삼성전자주식회사 교차성분 선형 모델을 이용한 비디오 신호 처리 방법 및 장치
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
EP3893506A4 (en) 2019-01-02 2022-01-05 Guangdong Oppo Mobile Telecommunications Corp., Ltd. METHOD FOR DETERMINING A PREDICTION METHOD, DECODER AND COMPUTER STORAGE MEDIUM
CN113545059A (zh) * 2019-02-28 2021-10-22 三星电子株式会社 一种用于预测色度分量的视频编码和解码的方法及其装置
US11159795B2 (en) * 2019-03-04 2021-10-26 Tencent America LLC Max transform size control
CN113747156A (zh) * 2019-03-09 2021-12-03 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
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
EP3939271A1 (en) * 2019-03-11 2022-01-19 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Encoder and decoder, encoding method and decoding method with profile and level dependent coding options
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
CN117714715A (zh) * 2019-10-08 2024-03-15 Lg电子株式会社 图像解码设备、图像编码设备和数据发送设备
US20220394298A1 (en) * 2019-12-27 2022-12-08 Interdigital Vc Holdings France Transform coding for inter-predicted video data
BR112022017077A2 (pt) * 2020-02-27 2022-11-16 Lg Electronics Inc Método e aparelho para decodificar imagens relacionadas à ocultação de dados sinal
WO2021230618A1 (ko) * 2020-05-11 2021-11-18 엘지전자 주식회사 영상 코딩 방법 및 그 장치
CN116250241A (zh) * 2020-08-21 2023-06-09 抖音视界有限公司 变换跳过模式的编解码模式相关选择
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 (es) * 1986-06-18 1986-11-13 Holtronic Gesellschaft Fuer Holographie Und Elektro-Optik Mbh, 8011 Ottersberg, De
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
TWI224930B (en) * 2002-07-18 2004-12-01 Lg Electronics Inc Calculation method for prediction motion vector
KR100865034B1 (ko) 2002-07-18 2008-10-23 엘지전자 주식회사 모션 벡터 예측 방법
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
CN1939066B (zh) * 2004-04-02 2012-05-23 汤姆森许可贸易公司 用于复杂度可伸缩视频解码器的方法和设备
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
DE102004059978B4 (de) * 2004-10-15 2006-09-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Erzeugen einer codierten Videosequenz und zum Decodieren einer codierten Videosequenz unter Verwendung einer Zwischen-Schicht-Restwerte-Prädiktion sowie ein Computerprogramm und ein 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
AU2006346583B2 (en) * 2006-07-28 2011-04-28 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
KR20110009058A (ko) * 2009-07-20 2011-01-27 삼성전자주식회사 계층 구조의 영상 부호화/복호화에서 색 채널을 부호화/복호화하는 방법 및 장치
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
CN103141103B (zh) 2010-04-09 2016-02-03 Lg电子株式会社 处理视频数据的方法和装置
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
US9215470B2 (en) * 2010-07-09 2015-12-15 Qualcomm Incorporated Signaling selected directional transform for video coding
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
EP2727354A1 (en) 2011-06-30 2014-05-07 Huawei Technologies Co., Ltd Encoding of prediction residuals for lossless video coding
EP2705667B1 (en) * 2011-06-30 2016-09-21 Huawei Technologies Co., Ltd. Lossless coding and associated signaling methods for compound video
EP2705668A1 (en) 2011-07-12 2014-03-12 Huawei Technologies Co., Ltd Pixel-based intra prediction for coding in hevc
KR101641863B1 (ko) 2011-10-19 2016-07-22 주식회사 케이티 영상 부호화/복호화 방법 및 그 장치
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

Also Published As

Publication number Publication date
US9832464B2 (en) 2017-11-28
CN107257460A (zh) 2017-10-17
GB201719372D0 (en) 2018-01-03
CN107277514A (zh) 2017-10-20
CN104067617A (zh) 2014-09-24
KR20140116972A (ko) 2014-10-06
KR20160089536A (ko) 2016-07-27
CN107197264A (zh) 2017-09-22
CN107277515B (zh) 2020-03-06
US9930333B2 (en) 2018-03-27
KR101857107B1 (ko) 2018-05-11
US20160381362A1 (en) 2016-12-29
US20180167612A1 (en) 2018-06-14
KR101641863B1 (ko) 2016-07-22
AU2016201001A1 (en) 2016-03-03
MX341051B (es) 2016-08-05
AU2016228221A1 (en) 2016-09-29
GB2509671C (en) 2019-09-25
GB201407660D0 (en) 2014-06-18
KR101542588B1 (ko) 2015-08-06
CN107241599A (zh) 2017-10-10
CN107277514B (zh) 2019-08-16
AU2016201001B2 (en) 2017-07-20
GB2562173B (en) 2019-02-06
CN104378639B (zh) 2018-05-04
RU2602834C2 (ru) 2016-11-20
AU2018206759B2 (en) 2020-02-27
AU2012326872B2 (en) 2016-02-04
GB2554311B (en) 2018-12-26
US20140254674A1 (en) 2014-09-11
KR20160108619A (ko) 2016-09-19
AU2016228221B2 (en) 2018-05-10
KR20140116971A (ko) 2014-10-06
US9866832B2 (en) 2018-01-09
CN107277513B (zh) 2020-03-06
MX356132B (es) 2018-05-16
RU2014117484A (ru) 2015-11-27
CN107257460B (zh) 2019-08-16
US9300974B2 (en) 2016-03-29
US20160165254A1 (en) 2016-06-09
RU2626014C1 (ru) 2017-07-21
AU2016228224B2 (en) 2018-05-10
WO2013058541A1 (ko) 2013-04-25
CA2852899A1 (en) 2013-04-25
KR20140135242A (ko) 2014-11-25
KR101983267B1 (ko) 2019-05-28
KR101542586B1 (ko) 2015-08-06
KR101542585B1 (ko) 2015-08-06
RU2721933C2 (ru) 2020-05-25
AU2018206759A1 (en) 2018-08-09
GB2509671A (en) 2014-07-09
MX2014004852A (es) 2014-06-05
US20160165253A1 (en) 2016-06-09
KR20160108617A (ko) 2016-09-19
KR101857108B1 (ko) 2018-05-11
AU2016228219B2 (en) 2018-04-26
MX355862B (es) 2018-05-03
PL408823A1 (pl) 2015-07-20
CA2852899C (en) 2016-11-29
GB2562173A (en) 2018-11-07
US9300973B2 (en) 2016-03-29
AU2012326872A1 (en) 2014-05-22
MX358516B (es) 2018-08-24
CN104378639A (zh) 2015-02-25
KR20140077927A (ko) 2014-06-24
CN107197264B (zh) 2019-07-23
KR20140111040A (ko) 2014-09-17
GB201809128D0 (en) 2018-07-18
PL231162B1 (pl) 2019-01-31
KR101542584B1 (ko) 2015-08-06
CN107257456A (zh) 2017-10-17
KR20140111041A (ko) 2014-09-17
BR112014009435A2 (pt) 2017-04-11
BR112014009435B1 (pt) 2023-01-17
RU2016140177A (ru) 2018-12-13
CN107277515A (zh) 2017-10-20
GB2509671B (en) 2019-01-02
KR101542587B1 (ko) 2015-08-06
AU2016228224A1 (en) 2016-09-29
CN104067617B (zh) 2017-07-18
AU2016228219A1 (en) 2016-09-29
GB2554311A (en) 2018-03-28
RU2625912C1 (ru) 2017-07-19
CN107257456B (zh) 2020-03-06
RU2625911C1 (ru) 2017-07-19
US20150139300A1 (en) 2015-05-21
RU2626013C1 (ru) 2017-07-21
KR101845074B1 (ko) 2018-04-03
KR20160108618A (ko) 2016-09-19
US10313667B2 (en) 2019-06-04
RU2016140177A3 (es) 2019-11-19
CN107241599B (zh) 2019-08-20
CN107277513A (zh) 2017-10-20

Similar Documents

Publication Publication Date Title
MX341051B (es) Metodo y aparato para codificar/decodificar imagenes.
MX339392B (es) Metodo y aparato para codificar/decoficar imagenes.
PH12016501350A1 (en) Method and apparatus for coding video, and method and apparatus for decoding video accompanied by inter prediction using collocated image
MX355346B (es) Metodo para codificar imagen, metodo para decodificar imagen, codificador de imagen y decodificador de imagen.
PH12016500445A1 (en) Method and apparatus for coding video and method and apparatus for decoding video, accompanied with intra prediction
WO2013055148A3 (ko) 영상 인코딩 방법 및 디코딩 방법
AU2012285315B2 (en) Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus
MX2013013029A (es) Metodo de decodificacion de imagenes, metodo de codificacion de imagenes, dispositivo de decodificacion de imagenes, dispositivo de codificacion de imagenes y dispositivo de codificacion/decodifi cacion de imagenes.
WO2012173439A3 (ko) 스케일러블 비디오 코딩 및 디코딩 방법과 이를 이용한 장치
WO2012093898A3 (ko) 영상 정보 부호화 방법 및 복호화 방법과 이를 이용한 장치
EP2545713A4 (en) DETERMINING AN INTRA PREDICTION MODE OF IMAGE CODING UNIT AND IMAGE DECODING UNIT
EP3033886A4 (en) Method of video coding using prediction based on intra picture block copy
EP3965425A3 (en) Method and apparatus for setting reference picture index of temporal merging candidate
WO2013039356A3 (ko) 예측 움직임 벡터 유도 방법 및 이러한 방법을 사용하는 장치
WO2014098456A3 (ko) 영상 인코딩/디코딩 방법 및 이를 이용하는 장치
WO2012044124A3 (ko) 영상 부호화 방법과 복호화 방법 및 이를 이용한 영상 부호화 장치와 복호화 장치
WO2012033344A3 (ko) 효과적인 화면내 예측모드 집합 선택을 이용한 영상 부호화/복호화 방법 및 장치
GB201212423D0 (en) Method and device for predicting an image portion for encoding or decoding of an image
EP4054192A4 (en) VIDEO DECODING METHOD AND APPARATUS, AND VIDEO CODING METHOD AND APPARATUS FOR PERFORMING INTER PREDICTION ACCORDING TO AN AFFINE MODEL
WO2012096551A3 (ko) 움직임 벡터 부호화/복호화 방법 및 장치
WO2014092434A3 (ko) 비디오 부호화 방법 및 비디오 복호화 방법과 이를 이용하는 장치
NZ709833A (en) Method and apparatus for intra mode coding