CN110620931B - 图像解码方法 - Google Patents

图像解码方法 Download PDF

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CN110620931B
CN110620931B CN201910916233.9A CN201910916233A CN110620931B CN 110620931 B CN110620931 B CN 110620931B CN 201910916233 A CN201910916233 A CN 201910916233A CN 110620931 B CN110620931 B CN 110620931B
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block
encoding
unit
intra
copy
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CN110620931A (zh
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前田充
志摩真悟
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Canon Inc
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Canon Inc
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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
    • H04N19/50—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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/182—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
    • H04N19/50—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
    • H04N19/557—Motion estimation characterised by stopping computation or iteration based on certain criteria, e.g. error magnitude being too large or early exit
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201910916233.9A 2014-06-12 2015-06-10 图像解码方法 Active CN110620931B (zh)

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JP2014121903A JP6482191B2 (ja) 2014-06-12 2014-06-12 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
JP2014-121903 2014-06-12
CN201580031519.9A CN106489267B (zh) 2014-06-12 2015-06-10 图像编码和解码设备、图像编码和解码方法
CN201910916233.9A CN110620931B (zh) 2014-06-12 2015-06-10 图像解码方法
PCT/JP2015/002906 WO2015190095A1 (en) 2014-06-12 2015-06-10 Image encoding apparatus, image encoding method and program, image decoding apparatus, and image decoding method and program

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Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9438906B2 (en) 2011-03-03 2016-09-06 Sun Patent Trust Method of encoding an image into a coded image, method of decoding a coded image, and apparatuses thereof
JP6482191B2 (ja) * 2014-06-12 2019-03-13 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
CN105392008B (zh) * 2014-08-22 2018-09-25 中兴通讯股份有限公司 一种预测编、解码方法和相应的编、解码器和电子设备
CN108141619B (zh) * 2015-10-19 2020-11-20 联发科技股份有限公司 管理已解码图像缓存器的方法及装置
KR102728701B1 (ko) * 2016-02-15 2024-11-12 삼성전자주식회사 영상처리장치, 영상처리방법 및 이를 기록한 기록매체
JP2019129371A (ja) 2018-01-23 2019-08-01 富士通株式会社 動画像符号化装置、動画像符号化方法、動画像復号装置、動画像復号方法、及び動画像符号化用コンピュータプログラムならびに動画像復号用コンピュータプログラム
US10904559B2 (en) * 2018-07-13 2021-01-26 Tencent America LLC Block vector prediction in intra block copy mode
AU2018217336B2 (en) * 2018-08-17 2025-04-24 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a transformed block of video samples
CN113228639A (zh) 2018-12-21 2021-08-06 韩国电子通信研究院 图像编码/解码方法和装置以及存储有比特流的记录介质
CN109874011B (zh) * 2018-12-28 2020-06-09 杭州海康威视数字技术股份有限公司 编码方法、解码方法及装置
US10958904B2 (en) * 2019-02-01 2021-03-23 Tencent America LLC Method and apparatus for video coding
WO2020164630A1 (en) 2019-02-17 2020-08-20 Beijing Bytedance Network Technology Co., Ltd. Signaling of intra block copy merge candidates
CN113508583B (zh) * 2019-03-04 2024-08-27 Lg电子株式会社 基于帧内块编译的视频或图像编译
WO2020180097A1 (ko) * 2019-03-04 2020-09-10 엘지전자 주식회사 인트라 블록 코딩 기반 비디오 또는 영상 코딩
US11012686B2 (en) * 2019-03-08 2021-05-18 Tencent America LLC Unified block vector prediction for intra picture block compensation
CN111726630B (zh) * 2019-03-18 2024-03-15 华为技术有限公司 基于三角预测单元模式的处理方法及装置
US11394990B2 (en) * 2019-05-09 2022-07-19 Tencent America LLC Method and apparatus for signaling predictor candidate list size
WO2020238837A1 (en) * 2019-05-25 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. Coding of block vectors for intra block copy-coded blocks
US12058368B2 (en) 2019-06-17 2024-08-06 Electronics And Telecommunications Research Institute Intra block copy-based encoding/decoding method, device, and bitstream storage medium
CN120358342A (zh) * 2019-06-20 2025-07-22 韩国电子通信研究院 视频编码/解码方法和装置以及比特流存储介质
CN114258674B (zh) * 2019-07-19 2024-12-31 Tcl王牌电器(惠州)有限公司 使用ibc的图像编码/解码方法和装置
CN114979630B (zh) * 2019-08-26 2024-11-05 腾讯科技（深圳）有限公司 数据解码方法、装置和数据编码方法、装置
EP4030762A4 (en) 2019-09-10 2023-09-06 Samsung Electronics Co., Ltd. IMAGE DECODING DEVICE USING A SET OF TOOLS AND CORRESPONDING IMAGE DECODING METHOD, AND IMAGE ENCODING DEVICE AND CORRESPONDING IMAGE ENCODING METHOD
US20220107738A1 (en) * 2020-10-06 2022-04-07 Kioxia Corporation Read controller and input/output controller
US11496729B2 (en) * 2020-10-19 2022-11-08 Tencent America LLC Method and apparatus for video coding
JP2024512785A (ja) * 2021-04-02 2024-03-19 ヒョンダイ モーター カンパニー 適応的空間解像度を有するブロックベクトルを用いるビデオコーディング方法及び装置
US12470749B1 (en) * 2024-09-12 2025-11-11 Realtek Semiconductor Corporation Image decoding apparatus and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103210646A (zh) * 2010-09-07 2013-07-17 Sk电信有限公司 通过有效选择帧内预测模式组来对图像编码/解码的方法和装置
CN103563386A (zh) * 2011-05-31 2014-02-05 Jvc建伍株式会社 动图像编码装置、动图像编码方法及动图像编码程序、以及动图像解码装置、动图像解码方法及动图像解码程序

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102823248B (zh) * 2010-04-08 2015-06-24 株式会社东芝 图像编码方法以及图像编码装置
US8837592B2 (en) 2010-04-14 2014-09-16 Mediatek Inc. Method for performing local motion vector derivation during video coding of a coding unit, and associated apparatus
US9143795B2 (en) * 2011-04-11 2015-09-22 Texas Instruments Incorporated Parallel motion estimation in video coding
CN107623857B (zh) 2011-04-12 2021-01-05 韩国电子通信研究院 视频编码/解码方法、设备以及生成和存储比特流的方法
US9699456B2 (en) * 2011-07-20 2017-07-04 Qualcomm Incorporated Buffering prediction data in video coding
WO2013051209A1 (ja) 2011-10-05 2013-04-11 パナソニック株式会社 画像符号化方法、画像符号化装置、画像復号方法、画像復号装置、および、画像符号化復号装置
US10904551B2 (en) * 2013-04-05 2021-01-26 Texas Instruments Incorporated Video coding using intra block copy
US9948950B2 (en) * 2014-01-03 2018-04-17 Qualcomm Incorporated Disparity vector and/or advanced residual prediction for video coding
CN105917650B (zh) * 2014-01-03 2019-12-24 微软技术许可有限责任公司 视频和图像编/解码的方法、计算设备及计算机可读介质
US20150271515A1 (en) * 2014-01-10 2015-09-24 Qualcomm Incorporated Block vector coding for intra block copy in video coding
WO2015124110A1 (en) * 2014-02-21 2015-08-27 Mediatek Singapore Pte. Ltd. Method of video coding using prediction based on intra picture block copy
AU2014201583A1 (en) * 2014-03-14 2015-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data using a block dictionary
US9756354B2 (en) * 2014-03-17 2017-09-05 Qualcomm Incorporated Block vector predictor for intra block copying
US10666968B2 (en) * 2014-05-06 2020-05-26 Hfi Innovation Inc. Method of block vector prediction for intra block copy mode coding
JP6482191B2 (ja) * 2014-06-12 2019-03-13 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103210646A (zh) * 2010-09-07 2013-07-17 Sk电信有限公司 通过有效选择帧内预测模式组来对图像编码/解码的方法和装置
CN103563386A (zh) * 2011-05-31 2014-02-05 Jvc建伍株式会社 动图像编码装置、动图像编码方法及动图像编码程序、以及动图像解码装置、动图像解码方法及动图像解码程序

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
HEVC Screen Content Coding Core Experiment 1 (SCCE1): Intra Block Copying Extensions;Joel Sole 等;《Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11》;20140405;第1-6页 *

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JP6482191B2 (ja) 2019-03-13
US20170118484A1 (en) 2017-04-27
US11711539B2 (en) 2023-07-25
CN106489267A (zh) 2017-03-08
CN110620931A (zh) 2019-12-27
US11102505B2 (en) 2021-08-24
US20210352317A1 (en) 2021-11-11
US20200236392A1 (en) 2020-07-23
WO2015190095A1 (en) 2015-12-17
JP2016001858A (ja) 2016-01-07
US10652568B2 (en) 2020-05-12
CN106489267B (zh) 2019-09-24

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