JP6716611B2 - スライスレベルのイントラブロックコピーおよび他のビデオコーディングの改善 - Google Patents

スライスレベルのイントラブロックコピーおよび他のビデオコーディングの改善 Download PDF

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JP6716611B2
JP6716611B2 JP2017561634A JP2017561634A JP6716611B2 JP 6716611 B2 JP6716611 B2 JP 6716611B2 JP 2017561634 A JP2017561634 A JP 2017561634A JP 2017561634 A JP2017561634 A JP 2017561634A JP 6716611 B2 JP6716611 B2 JP 6716611B2
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video
ibc
block
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JP2018520581A5 (enExample
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セレジン、バディム
ラパカ、クリシュナカント
シェ、チェン−テ
ジョーシー、ラジャン・ラクスマン
ワン、イェ−クイ
パン、チャオ
カルチェビチ、マルタ
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Qualcomm Inc
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/521Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
JP2017561634A 2015-05-29 2016-05-20 スライスレベルのイントラブロックコピーおよび他のビデオコーディングの改善 Active JP6716611B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562168396P 2015-05-29 2015-05-29
US62/168,396 2015-05-29
US15/158,741 2016-05-19
US15/158,741 US10638140B2 (en) 2015-05-29 2016-05-19 Slice level intra block copy and other video coding improvements
PCT/US2016/033553 WO2016196043A1 (en) 2015-05-29 2016-05-20 Slice level intra block copy and other video coding improvements

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JP2018520581A5 JP2018520581A5 (enExample) 2019-06-06
JP6716611B2 true JP6716611B2 (ja) 2020-07-01

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EP (1) EP3304908B1 (enExample)
JP (1) JP6716611B2 (enExample)
KR (1) KR102310752B1 (enExample)
CN (1) CN107660341B (enExample)
AR (1) AR106864A1 (enExample)
AU (1) AU2016270043A1 (enExample)
BR (1) BR112017025634A2 (enExample)
CA (1) CA2983886A1 (enExample)
CL (1) CL2017002954A1 (enExample)
CO (1) CO2017011983A2 (enExample)
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Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105659602B (zh) 2013-10-14 2019-10-08 微软技术许可有限责任公司 用于视频和图像编码的帧内块复制预测模式的编码器侧选项
WO2015055111A1 (en) * 2013-10-14 2015-04-23 Mediatek Inc. Method of lossless mode signaling for video system with lossless and lossy coding
CA2924763A1 (en) 2013-10-14 2015-04-23 Microsoft Corporation Features of intra block copy prediction mode for video and image coding and decoding
WO2015100726A1 (en) 2014-01-03 2015-07-09 Microsoft Corporation Block vector prediction in video and image coding/decoding
US11284103B2 (en) 2014-01-17 2022-03-22 Microsoft Technology Licensing, Llc Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning
KR102311815B1 (ko) 2014-06-19 2021-10-13 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 통합된 인트라 블록 카피 및 인터 예측 모드
RU2679201C2 (ru) 2014-09-30 2019-02-06 МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи Правила для режимов внутрикадрового прогнозирования, когда активируется волновая параллельная обработка данных
AU2016269362A1 (en) * 2015-05-28 2017-12-07 Hfi Innovation Inc. Method and apparatus for using a current picture as a reference picture
EP3598760A1 (en) 2015-06-11 2020-01-22 Intellectual Discovery Co., Ltd. Method for encoding and decoding image using adaptive deblocking filtering, and apparatus therfor
US10542258B2 (en) * 2016-01-25 2020-01-21 Google Llc Tile copying for video compression
FR3068557A1 (fr) 2017-07-05 2019-01-04 Orange Procede de codage et decodage d'images,dispositif de codage et decodage et programmes d'ordinateur correspondants
FR3062010A1 (fr) 2017-07-05 2018-07-20 Orange Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'une sequence d'images
FR3068558A1 (fr) 2017-07-05 2019-01-04 Orange Procede de codage et decodage d'images,dispositif de codage et decodage et programmes d'ordinateur correspondants
US10462483B1 (en) * 2018-04-26 2019-10-29 Tencent America LLC Method and apparatus for video coding
GB2575434B (en) 2018-06-29 2020-07-22 Imagination Tech Ltd Guaranteed data compression
GB2575121B (en) * 2018-06-29 2022-12-28 Imagination Tech Ltd Guaranteed data compression
US10798376B2 (en) * 2018-07-17 2020-10-06 Tencent America LLC Method and apparatus for video coding
WO2020037276A1 (en) 2018-08-17 2020-02-20 Futurewei Technologies, Inc. Reference picture management in video coding
CN110858986A (zh) * 2018-08-23 2020-03-03 中兴通讯股份有限公司 带宽调整方法、装置、通信设备及计算机可读存储介质
JP7529657B2 (ja) * 2018-09-14 2024-08-06 ヴィド スケール インコーポレイテッド フレキシブルグリッドリージョンのための方法および装置
US10848782B2 (en) 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
KR20210068451A (ko) * 2018-10-02 2021-06-09 인터디지털 브이씨 홀딩스 인코포레이티드 일반화된 양방향 예측 및 가중 예측
KR102863821B1 (ko) 2018-10-08 2025-09-25 에스케이텔레콤 주식회사 현재 픽처 참조 모드를 이용한 예측 방법 및 영상 복호화 장치
WO2020076034A1 (ko) * 2018-10-08 2020-04-16 에스케이텔레콤 주식회사 현재 픽처 참조 모드를 이용한 예측 방법 및 영상 복호화 장치
EP3788779A4 (en) * 2018-10-23 2022-03-02 Tencent America LLC METHOD AND DEVICE FOR VIDEO CODING
CN113170167B (zh) * 2018-11-29 2024-12-06 北京字节跳动网络技术有限公司 帧内块复制模式中的标志指示方法
EP3888372A4 (en) * 2018-11-30 2022-08-31 Sharp Kabushiki Kaisha Systems and methods for signaling tile structures for pictures of coded video
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
US11310523B2 (en) * 2019-01-15 2022-04-19 Tencent America LLC Method and apparatus for block vector prediction with integer offsets in intra picture block compensation
US10958904B2 (en) 2019-02-01 2021-03-23 Tencent America LLC Method and apparatus for video coding
CN113994668A (zh) * 2019-02-01 2022-01-28 北京字节跳动网络技术有限公司 基于环路整形的滤波过程
US11240516B2 (en) * 2019-03-20 2022-02-01 Tencent America LLC Coding mode signaling for small blocks
WO2020197264A1 (ko) * 2019-03-25 2020-10-01 엘지전자 주식회사 비디오 신호를 처리하기 위한 방법 및 장치
CN113632488A (zh) * 2019-04-17 2021-11-09 华为技术有限公司 协调基于矩阵的帧内预测和二次变换核选择的编码器、解码器及相应方法
US11109041B2 (en) * 2019-05-16 2021-08-31 Tencent America LLC Method and apparatus for video coding
US11134275B2 (en) 2019-06-04 2021-09-28 Tencent America LLC Method and apparatus for performing primary transform based on filtering of blocks
WO2020244659A1 (en) 2019-06-06 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Interactions between sub-block based intra block copy and different coding tools
CN120711189A (zh) 2019-06-16 2025-09-26 北京字节跳动网络技术有限公司 屏幕内容编解码根据与运动信息之间的相互作用
WO2020259426A1 (en) 2019-06-22 2020-12-30 Beijing Bytedance Network Technology Co., Ltd. Motion candidate list construction for intra block copy mode
CA3145175A1 (en) 2019-06-24 2020-12-30 Interdigital Vc Holdings, Inc. Method and apparatus for signaling decoding data using high level syntax elements
US11553197B2 (en) * 2019-08-05 2023-01-10 Tencent America LLC Method and apparatus for intra picture block compensation
EP4011076A4 (en) 2019-09-09 2022-11-02 Beijing Bytedance Network Technology Co., Ltd. INTRA-BLOCK COPY ENCODING AND DECODING
JP7328445B2 (ja) 2019-09-19 2023-08-16 北京字節跳動網絡技術有限公司 ビデオコーディングにおける参照サンプル位置の導出
EP4018659A4 (en) 2019-09-19 2022-11-30 Beijing Bytedance Network Technology Co., Ltd. Scaling window in video coding
KR20220070437A (ko) 2019-10-05 2022-05-31 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩 툴의 레벨 기반 시그널링
EP4029262A4 (en) 2019-10-12 2022-11-30 Beijing Bytedance Network Technology Co., Ltd. PREDICTIVE TYPE SIGNALING IN VIDEO ENCODING
CN114556955B (zh) 2019-10-13 2024-04-05 北京字节跳动网络技术有限公司 参考图片重采样与视频编解码工具之间的相互作用
CN120956926A (zh) * 2019-11-05 2025-11-14 Lg 电子株式会社 基于切片类型的图像/视频编码方法和设备
PL4044598T3 (pl) * 2019-11-05 2025-04-22 Lg Electronics Inc. Sposób i urządzenie do przetwarzania informacji o obrazie w celu kodowania obrazu/wideo
MX2022006965A (es) * 2019-12-12 2022-09-19 Lg Electronics Inc Método y dispositivo para señalización de información de imagen.
EP4075805A4 (en) * 2019-12-12 2023-08-23 LG Electronics Inc. Method and device for signaling video information applicable at picture level or slice level
MX2022007503A (es) 2019-12-27 2022-07-04 Beijing Bytedance Network Tech Co Ltd Se?alizacion de tipos de corte en encabezados de imagenes de video.
US11930208B2 (en) 2020-01-10 2024-03-12 Tencent America LLC Method and apparatus for signaling skip mode flag
US11638036B2 (en) * 2020-04-03 2023-04-25 Qualcomm Incorporated High-level constraints for transform skip blocks in video coding
CN115190316B (zh) * 2021-04-06 2024-07-19 同济大学 封存和激活越界等值串常现位置的数据编解码方法及装置
US12355962B2 (en) * 2021-10-04 2025-07-08 Tencent America LLC Method and apparatus for intra block copy prediction with sample padding
CN115996214A (zh) * 2021-10-20 2023-04-21 腾讯科技(深圳)有限公司 多媒体数据处理方法、装置、设备及存储介质
WO2026005570A1 (ko) * 2024-06-28 2026-01-02 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2849296B1 (en) 2003-08-29 2017-03-15 Quanta Services Live conductor stringing and splicing method and apparatus
EP1962513A1 (en) * 2007-02-26 2008-08-27 Vestel Elektronik Sanayi ve Ticaret A.S. Methods and apparatus for processing of a digital image
US9066102B2 (en) 2010-11-17 2015-06-23 Qualcomm Incorporated Reference picture list construction for generalized P/B frames in video coding
TWI533677B (zh) 2011-06-30 2016-05-11 微軟技術授權有限責任公司 用於減少視訊編碼及解碼中之延遲的方法、系統及電腦可讀取媒體
US9918080B2 (en) * 2011-11-08 2018-03-13 Nokia Technologies Oy Reference picture handling
US9503715B2 (en) 2013-08-30 2016-11-22 Qualcomm Incorporated Constrained intra prediction in video coding
KR20150026927A (ko) * 2013-09-03 2015-03-11 주식회사 케이티 스케일러블 비디오 신호 인코딩/디코딩 방법 및 장치
KR102311815B1 (ko) * 2014-06-19 2021-10-13 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 통합된 인트라 블록 카피 및 인터 예측 모드
EP3198875B1 (en) * 2014-11-06 2021-04-21 MediaTek Inc. Method for palette predictor update
CN104539949B (zh) 2014-12-12 2018-02-06 北方工业大学 Hevc屏幕编码中基于边缘方向的快速分块的方法及装置

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TWI705694B (zh) 2020-09-21
US20160353117A1 (en) 2016-12-01
KR102310752B1 (ko) 2021-10-07
ES2845673T3 (es) 2021-07-27
CA2983886A1 (en) 2016-12-08
RU2017140987A (ru) 2019-07-02
CN107660341A (zh) 2018-02-02
AR106864A1 (es) 2018-02-28
US10638140B2 (en) 2020-04-28
WO2016196043A1 (en) 2016-12-08
KR20180013918A (ko) 2018-02-07
TW201711461A (zh) 2017-03-16
CN107660341B (zh) 2020-08-18
AU2016270043A1 (en) 2017-11-16
ZA201708069B (en) 2020-01-29
CL2017002954A1 (es) 2018-05-18
JP2018520581A (ja) 2018-07-26
SA517390407B1 (ar) 2020-09-21
SG11201708683WA (en) 2017-12-28
BR112017025634A2 (pt) 2018-08-07
PH12017501987A1 (en) 2018-03-26
CO2017011983A2 (es) 2017-11-30
EP3304908A1 (en) 2018-04-11
EP3304908B1 (en) 2020-10-28
MX2017014657A (es) 2018-01-24

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