CN110620931B - 图像解码方法 - Google Patents

图像解码方法 Download PDF

Info

Publication number
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
Authority
CN
China
Prior art keywords
block
encoding
unit
intra
copy
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.)
Active
Application number
CN201910916233.9A
Other languages
English (en)
Chinese (zh)
Other versions
CN110620931A (zh
Inventor
前田充
志摩真悟
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to CN201910916233.9A priority Critical patent/CN110620931B/zh
Publication of CN110620931A publication Critical patent/CN110620931A/zh
Application granted granted Critical
Publication of CN110620931B publication Critical patent/CN110620931B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/50—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

Landscapes

  • 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)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910916233.9A CN110620931B (zh) 2014-06-12 2015-06-10 图像解码方法

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
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
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
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

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201580031519.9A Division 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

Publications (2)

Publication Number Publication Date
CN110620931A CN110620931A (zh) 2019-12-27
CN110620931B true CN110620931B (zh) 2023-04-11

Family

ID=54833206

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201910916233.9A Active CN110620931B (zh) 2014-06-12 2015-06-10 图像解码方法
CN201580031519.9A Active 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

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201580031519.9A Active 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

Country Status (4)

Country Link
US (3) US10652568B2 (enExample)
JP (1) JP6482191B2 (enExample)
CN (2) CN110620931B (enExample)
WO (1) WO2015190095A1 (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6327435B2 (ja) 2011-03-03 2018-05-23 サン パテント トラスト 画像符号化方法、画像復号方法、画像符号化装置、及び、画像復号装置
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
CN112565792B (zh) * 2015-10-19 2023-07-11 寰发股份有限公司 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
US12108051B2 (en) 2018-12-21 2024-10-01 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium using intra block copy
CN109819264B (zh) * 2018-12-28 2020-05-12 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
CN113439443B (zh) 2019-02-17 2025-09-26 北京字节跳动网络技术有限公司 帧内块复制Merge候选的信令通知
WO2020180097A1 (ko) * 2019-03-04 2020-09-10 엘지전자 주식회사 인트라 블록 코딩 기반 비디오 또는 영상 코딩
CN119094757A (zh) * 2019-03-04 2024-12-06 Lg 电子株式会社 基于帧内块编译的视频或图像编译
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
CN113950840B (zh) 2019-05-25 2025-07-29 北京字节跳动网络技术有限公司 帧内块复制编解码的块的Merge候选的约束
CN120034645A (zh) 2019-06-17 2025-05-23 韩国电子通信研究院 基于帧内块复制的编/解码方法、装置和比特流存储介质
CN120358344A (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
KR102828568B1 (ko) * 2019-07-19 2025-07-02 티씨엘 킹 일렉트리컬 어플라이언시스 (후이저우) 컴퍼니 리미티드 Ibc를 이용한 영상 부호화/복호화 방법 및 장치
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
CN114641999B (zh) * 2019-09-10 2024-10-01 三星电子株式会社 使用工具集的图像编解码装置及方法
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
US10142623B2 (en) * 2011-04-12 2018-11-27 Electronics And Telecommunications Research Institute Image encoding method using a skip mode, and a device using the method
US9699456B2 (en) * 2011-07-20 2017-07-04 Qualcomm Incorporated Buffering prediction data in video coding
CN108040259B (zh) * 2011-10-05 2022-02-01 太阳专利托管公司 图像编码方法以及图像编码装置
US10904551B2 (en) * 2013-04-05 2021-01-26 Texas Instruments Incorporated Video coding using intra block copy
KR102353787B1 (ko) * 2014-01-03 2022-01-19 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 비디오 및 이미지 코딩/디코딩에서의 블록 벡터 예측
US9948950B2 (en) * 2014-01-03 2018-04-17 Qualcomm Incorporated Disparity vector and/or advanced residual prediction for video coding
US20150271515A1 (en) * 2014-01-10 2015-09-24 Qualcomm Incorporated Block vector coding for intra block copy in video coding
EP3078192B1 (en) * 2014-02-21 2019-12-04 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
WO2015169200A1 (en) * 2014-05-06 2015-11-12 Mediatek Singapore Pte. Ltd. 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 *

Also Published As

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

Similar Documents

Publication Publication Date Title
CN110620931B (zh) 图像解码方法
US12244847B2 (en) Image decoding method
US11979582B2 (en) Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus
CN109845258B (zh) 用于对图像进行编码或解码的设备和方法
CN108781297B (zh) 视频编码的方法与装置
US8953689B2 (en) Decoding method and apparatus with candidate motion vectors
CN116567210A (zh) 视频编码/解码设备和方法及非暂时性记录介质
JP2016001859A (ja) 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

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant