JP7405861B2 - 映像符号化におけるイントラブロックコピーのための方向に基づく予測 - Google Patents

映像符号化におけるイントラブロックコピーのための方向に基づく予測 Download PDF

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JP7405861B2
JP7405861B2 JP2021551506A JP2021551506A JP7405861B2 JP 7405861 B2 JP7405861 B2 JP 7405861B2 JP 2021551506 A JP2021551506 A JP 2021551506A JP 2021551506 A JP2021551506 A JP 2021551506A JP 7405861 B2 JP7405861 B2 JP 7405861B2
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buffer
current video
video block
sample
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JP2022522739A5 (https=
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ジジョン シュー
リー ジャン
カイ ジャン
ホンビン リウ
ユエ ワン
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Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
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ByteDance 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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • H04N19/433—Hardware specially adapted for motion estimation or compensation characterised by techniques for memory access
    • 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
    • H04N19/169—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
    • H04N19/42—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
    • H04N19/423—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 characterised by memory arrangements
    • 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
    • H04N19/50—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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021551506A 2019-03-01 2020-03-02 映像符号化におけるイントラブロックコピーのための方向に基づく予測 Active JP7405861B2 (ja)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12284374B2 (en) 2019-02-02 2025-04-22 Beijing Bytedance Network Technology Co., Ltd. Data storage in buffers for intra block copy in video coding

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120881292A (zh) 2019-02-02 2025-10-31 北京字节跳动网络技术有限公司 使用用于视频编解码中的帧内块复制的额外缓冲区样点的预测
KR102688366B1 (ko) 2019-03-01 2024-07-24 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측
CN113545068B (zh) 2019-03-01 2023-09-15 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的基于顺序的更新
KR20210125506A (ko) 2019-03-04 2021-10-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리
US11516472B2 (en) * 2019-06-21 2022-11-29 Hyundai Motor Company Method and apparatus for controlling coding tools
KR102677020B1 (ko) 2019-07-06 2024-06-19 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 가상 예측 버퍼
CN114175633B (zh) 2019-07-10 2023-12-29 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的样点标识
CN114097221B (zh) 2019-07-11 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的比特流一致性约束
WO2021036982A1 (en) 2019-08-24 2021-03-04 Beijing Bytedance Network Technology Co., Ltd. Coded representation of history-based motion vector prediction tables
CN114365495B (zh) 2019-09-09 2025-03-21 北京字节跳动网络技术有限公司 帧内块复制编码与解码
CN117615155A (zh) 2019-09-19 2024-02-27 北京字节跳动网络技术有限公司 视频编解码中的参考样点位置推导
US11375219B2 (en) * 2019-09-24 2022-06-28 Tencent America LLC Coding method and system with improved dynamic internal bit depth
CN117376557A (zh) 2019-10-13 2024-01-09 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
KR102922307B1 (ko) 2019-12-27 2026-02-05 두인 비전 컴퍼니 리미티드 비디오 픽처 헤더의 슬라이스 유형의 시그널링
WO2022211411A1 (ko) * 2021-04-02 2022-10-06 현대자동차주식회사 적응적 공간해상도를 갖는 블록벡터를 이용하는 비디오 코딩방법 및 장치
US12294693B2 (en) * 2021-09-01 2025-05-06 Tencent America LLC Template matching on IBC merge candidates

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016539542A (ja) 2013-10-14 2016-12-15 マイクロソフト テクノロジー ライセンシング，エルエルシー ビデオ及び画像の符号化及び復号のためのイントラブロックコピー予測モードの特徴
JP2017535148A (ja) 2014-09-30 2017-11-24 マイクロソフト テクノロジー ライセンシング，エルエルシー 映像符号化のためのハッシュベースのエンコーダ判断
WO2018190207A1 (ja) 2017-04-13 2018-10-18 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法

Family Cites Families (196)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MXPA03006715A (es) 2001-11-29 2003-10-24 Matsushita Electric Industrial Co Ltd Metodo para la remocion de la distorsion de la codificacion, metodo codificador de video, metodo descodificador de video y aparato y programa para los mismos.
KR100491530B1 (ko) * 2002-05-03 2005-05-27 엘지전자 주식회사 모션 벡터 결정 방법
CN100499788C (zh) 2003-01-09 2009-06-10 加利福尼亚大学董事会 视频编码设备
JP4360093B2 (ja) 2003-02-05 2009-11-11 ソニー株式会社 画像処理装置および符号化装置とそれらの方法
US7403660B2 (en) 2003-04-30 2008-07-22 Nokia Corporation Encoding picture arrangement parameter in picture bitstream
US7570305B2 (en) 2004-03-26 2009-08-04 Euresys S.A. Sampling of video data and analyses of the sampled data to determine video properties
CN1589028B (zh) 2004-07-29 2010-05-05 展讯通信（上海）有限公司 基于像素流水的帧内预测装置及预测方法
US20060233237A1 (en) 2005-04-15 2006-10-19 Apple Computer, Inc. Single pass constrained constant bit-rate encoding
US7801223B2 (en) * 2006-07-27 2010-09-21 Lsi Corporation Method for video decoder memory reduction
JP4592656B2 (ja) 2006-08-17 2010-12-01 富士通セミコンダクター株式会社 動き予測処理装置、画像符号化装置および画像復号化装置
MY149409A (en) 2006-10-20 2013-08-30 Nokia Corp Virtual decoded reference picture marking and reference picture list
CN100551073C (zh) 2006-12-05 2009-10-14 华为技术有限公司 编解码方法及装置、分像素插值处理方法及装置
JP4254866B2 (ja) 2007-01-31 2009-04-15 ソニー株式会社 情報処理装置および方法、プログラム、並びに記録媒体
JP2008227702A (ja) 2007-03-09 2008-09-25 Oki Electric Ind Co Ltd 動きベクトル探索装置、動きベクトル探索方法及び動きベクトル探索プログラム
US7916728B1 (en) 2007-09-28 2011-03-29 F5 Networks, Inc. Lockless atomic table update
JP2009272724A (ja) 2008-04-30 2009-11-19 Panasonic Corp ビデオ符号化・復号化装置
WO2010007590A2 (en) 2008-07-17 2010-01-21 Amimon Ltd. Methods circuits and systems for transmission and reconstruction of a video block
US8171269B2 (en) 2009-03-06 2012-05-01 Agere Systems Inc. Branch target buffer with entry source field for use in determining replacement priority
TWI383688B (zh) 2009-03-11 2013-01-21 Quanta Comp Inc 視訊壓縮電路與其方法
CN102859003B (zh) 2010-03-08 2014-07-30 达纳-法伯癌症研究院有限公司 使用参考封闭序列的全cold-pcr富集
RU2523071C1 (ru) 2010-04-09 2014-07-20 Мицубиси Электрик Корпорейшн Устройство кодирования движущихся изображений и устройство декодирования движущихся изображений
US20110249754A1 (en) 2010-04-12 2011-10-13 Qualcomm Incorporated Variable length coding of coded block pattern (cbp) in video compression
EP2559239A2 (en) 2010-04-13 2013-02-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for intra predicting a block, apparatus for reconstructing a block of a picture, apparatus for reconstructing a block of a picture by intra prediction
US9118929B2 (en) * 2010-04-14 2015-08-25 Mediatek Inc. Method for performing hybrid multihypothesis prediction during video coding of a coding unit, and associated apparatus
US8917774B2 (en) 2010-06-30 2014-12-23 Warner Bros. Entertainment Inc. Method and apparatus for generating encoded content using dynamically optimized conversion
JP5749340B2 (ja) 2010-07-21 2015-07-15 ドルビー ラボラトリーズ ライセンシング コーポレイション マルチレイヤフレーム準拠ビデオ配信のためのシステム及び方法
US9161056B2 (en) * 2010-11-24 2015-10-13 Texas Instruments Incorporated Method for low memory footprint compressed video decoding
US20120236931A1 (en) 2010-12-23 2012-09-20 Qualcomm Incorporated Transform coefficient scan
CN102595118B (zh) 2011-01-14 2015-04-08 华为技术有限公司 一种编解码中的预测方法和预测器
WO2012142966A1 (en) 2011-04-21 2012-10-26 Mediatek Inc. Method and apparatus for improved in-loop filtering
EP2716046A4 (en) 2011-05-27 2014-09-03 Mediatek Inc METHOD AND APPARATUS FOR CIRCUIT BREAKER REDUCTION FOR VIDEO PROCESSING
KR20140005296A (ko) * 2011-06-10 2014-01-14 미디어텍 인크. 스케일러블 비디오 코딩의 방법 및 장치
CN103621085B (zh) * 2011-06-30 2016-03-16 微软技术许可有限责任公司 降低视频解码中的延迟的方法和计算系统
US9338474B2 (en) 2011-09-23 2016-05-10 Qualcomm Incorporated Reference picture list construction for video coding
US9426463B2 (en) 2012-02-08 2016-08-23 Qualcomm Incorporated Restriction of prediction units in B slices to uni-directional inter prediction
US8947449B1 (en) 2012-02-21 2015-02-03 Google Inc. Color space conversion between semi-planar YUV and planar YUV formats
WO2013128010A2 (en) * 2012-03-02 2013-09-06 Canon Kabushiki Kaisha Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream
US9465716B2 (en) 2012-03-16 2016-10-11 International Business Machines Corporation Run-time instrumentation directed sampling
US9906786B2 (en) 2012-09-07 2018-02-27 Qualcomm Incorporated Weighted prediction mode for scalable video coding
US9805442B2 (en) * 2012-10-03 2017-10-31 Avago Technologies General Ip (Singapore) Pte. Ltd. Fine-grained bit-rate control
US9693055B2 (en) 2012-12-28 2017-06-27 Electronics And Telecommunications Research Institute Video encoding and decoding method and apparatus using the same
JP6290924B2 (ja) 2013-01-07 2018-03-07 ノキア テクノロジーズ オサケユイチア ビデオ・コーディングおよびデコーディングのための方法と装置
US9491460B2 (en) 2013-03-29 2016-11-08 Qualcomm Incorporated Bandwidth reduction for video coding prediction
US10904551B2 (en) * 2013-04-05 2021-01-26 Texas Instruments Incorporated Video coding using intra block copy
KR102077900B1 (ko) 2013-04-17 2020-02-14 노키아 테크놀로지스 오와이 비디오 코딩 및 디코딩을 위한 장치, 방법 및 컴퓨터 프로그램
US20140348240A1 (en) 2013-05-22 2014-11-27 Qualcomm Incorporated Video coding using sample prediction among color components
US20140376611A1 (en) 2013-06-21 2014-12-25 Qualcomm Incorporated Adaptive color transforms for video coding
US10015515B2 (en) 2013-06-21 2018-07-03 Qualcomm Incorporated Intra prediction from a predictive block
US9560358B2 (en) 2013-07-22 2017-01-31 Qualcomm Incorporated Device and method for scalable coding of video information
US10313682B2 (en) 2013-08-26 2019-06-04 Qualcomm Incorporated Determining regions when performing intra block copying
US9503715B2 (en) 2013-08-30 2016-11-22 Qualcomm Incorporated Constrained intra prediction in video coding
AU2013228045A1 (en) * 2013-09-13 2015-04-02 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data
EP3058736B1 (en) 2013-10-14 2019-02-27 Microsoft Technology Licensing, LLC Encoder-side options for intra block copy prediction mode for video and image coding
KR102197505B1 (ko) 2013-10-25 2020-12-31 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 비디오 및 이미지 코딩 및 디코딩에서의 해시 값을 갖는 블록의 표현
EP3061253A1 (en) 2013-10-25 2016-08-31 Microsoft Technology Licensing, LLC Hash-based block matching in video and image coding
CN106416250B (zh) 2013-12-02 2020-12-04 诺基亚技术有限公司 视频编码和解码
RU2679566C1 (ru) 2013-12-10 2019-02-11 Кэнон Кабусики Кайся Улучшенный палитровый режим в hevc
WO2015093565A1 (ja) 2013-12-19 2015-06-25 シャープ株式会社 画像復号装置、画像符号化装置および残差予測装置
US9797811B2 (en) 2013-12-24 2017-10-24 Dresser, Inc. System and method for identifying data useful for valve diagnostics
US10390034B2 (en) 2014-01-03 2019-08-20 Microsoft Technology Licensing, Llc Innovations in block vector prediction and estimation of reconstructed sample values within an overlap area
AU2014376061B8 (en) 2014-01-03 2019-05-30 Microsoft Technology Licensing, Llc Block vector prediction in video and image coding/decoding
US9883197B2 (en) 2014-01-09 2018-01-30 Qualcomm Incorporated Intra prediction of chroma blocks using the same vector
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
CN106416243B (zh) 2014-02-21 2019-05-03 联发科技（新加坡）私人有限公司 利用基于帧内图像区块复制预测的视频编码方法
WO2015131325A1 (en) 2014-03-04 2015-09-11 Microsoft Technology Licensing, Llc Hash table construction and availability checking for hash-based block matching
MY189001A (en) * 2014-03-04 2022-01-17 Microsoft Technology Licensing Llc Adaptive switching of color spaces, color sampling rates and/or bit depths
WO2015131323A1 (en) 2014-03-04 2015-09-11 Microsoft Technology Licensing, Llc Block flipping and skip mode in intra block copy prediction
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
US20150264383A1 (en) 2014-03-14 2015-09-17 Mitsubishi Electric Research Laboratories, Inc. Block Copy Modes for Image and Video Coding
US9712837B2 (en) * 2014-03-17 2017-07-18 Qualcomm Incorporated Level definitions for multi-layer video codecs
US20150264348A1 (en) 2014-03-17 2015-09-17 Qualcomm Incorporated Dictionary coding of video content
US9860559B2 (en) 2014-03-17 2018-01-02 Mediatek Singapore Pte. Ltd. Method of video coding using symmetric intra block copy
US9756354B2 (en) 2014-03-17 2017-09-05 Qualcomm Incorporated Block vector predictor for intra block copying
US10477232B2 (en) 2014-03-21 2019-11-12 Qualcomm Incorporated Search region determination for intra block copy in video coding
US10432928B2 (en) 2014-03-21 2019-10-01 Qualcomm Incorporated Using a current picture as a reference for video coding
US9877034B2 (en) 2014-04-14 2018-01-23 Avago Technologies General Ip (Singapore) Pte. Ltd. Pipelined video decoder system
EP3130147B1 (en) 2014-05-06 2022-05-04 HFI Innovation Inc. Methods of block vector prediction and decoding for intra block copy mode coding
AU2014202682A1 (en) 2014-05-16 2015-12-03 Canon Kabushiki Kaisha Method, apparatus and system for copying a block of video samples
US10091512B2 (en) 2014-05-23 2018-10-02 Futurewei Technologies, Inc. Advanced screen content coding with improved palette table and index map coding methods
AU2014202921B2 (en) 2014-05-29 2017-02-02 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking a block of video samples
US10327001B2 (en) 2014-06-19 2019-06-18 Qualcomm Incorporated Systems and methods for intra-block copy
CN106464921B (zh) 2014-06-19 2019-10-15 Vid拓展公司 用于块内复制搜索增强的方法和系统
US10785486B2 (en) 2014-06-19 2020-09-22 Microsoft Technology Licensing, Llc Unified intra block copy and inter prediction modes
EP3158753B1 (en) 2014-06-19 2021-12-08 VID SCALE, Inc. Intra block copy coding with block vector derivation
US9948949B2 (en) 2014-06-20 2018-04-17 Qualcomm Incorporated Intra block copy block vector signaling for video coding
KR101748620B1 (ko) 2014-06-20 2017-07-04 성균관대학교산학협력단 영상의 부호화/복호화 방법 및 이를 이용하는 장치
CN106464896B (zh) 2014-07-07 2020-03-13 寰发股份有限公司 利用帧内区块复制模式编码的视频编码方法
US10412387B2 (en) 2014-08-22 2019-09-10 Qualcomm Incorporated Unified intra-block copy and inter-prediction
US10027981B2 (en) 2014-09-01 2018-07-17 Hfi Innovation Inc. Method of intra picture block copy for screen content and video coding
EP3180916A4 (en) 2014-09-03 2018-02-28 MediaTek Inc. Method for color index coding using a generalized copy previous mode
US10856009B2 (en) * 2014-09-04 2020-12-01 Mediatek Inc. Method of block vector clipping and coding for screen content coding and video coding
WO2016055001A1 (en) 2014-10-08 2016-04-14 Mediatek Inc. Method of block vector clipping and coding for screen content coding and video coding
EP3198872A1 (en) 2014-09-26 2017-08-02 VID SCALE, Inc. Intra block copy coding with temporal block vector prediction
CA3171803A1 (en) 2014-09-30 2016-04-07 Microsoft Technology Licensing, Llc Rules for intra-picture prediction modes when wavefront parallel processing is enabled
GB2531001B (en) 2014-10-06 2019-06-05 Canon Kk Method and apparatus for vector encoding in video coding and decoding
CN105491376B (zh) 2014-10-06 2020-01-07 同济大学 图像编码、解码方法及装置
GB2533905A (en) 2014-10-06 2016-07-13 Canon Kk Method and apparatus for video coding and decoding
US9832467B2 (en) 2014-10-07 2017-11-28 Qualcomm Incorporated Deblock filtering for intra block copying
US9918105B2 (en) 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
US10212445B2 (en) 2014-10-09 2019-02-19 Qualcomm Incorporated Intra block copy prediction restrictions for parallel processing
US9838662B2 (en) 2014-10-10 2017-12-05 Qualcomm Incorporated Harmonization of cross-component prediction and adaptive color transform in video coding
US10283091B2 (en) * 2014-10-13 2019-05-07 Microsoft Technology Licensing, Llc Buffer optimization
CN114630131B (zh) 2014-11-12 2023-11-07 寰发股份有限公司 索引映射编解码中的跳出像素编解码方法
KR20170101983A (ko) 2014-12-31 2017-09-06 노키아 테크놀로지스 오와이 스케일러블 비디오 코딩 및 디코딩을 위한 계층 간 예측
US9591325B2 (en) 2015-01-27 2017-03-07 Microsoft Technology Licensing, Llc Special case handling for merged chroma blocks in intra block copy prediction mode
EP3251350B1 (en) 2015-01-29 2023-04-19 VID SCALE, Inc. Intra-block copy searching
US10165292B2 (en) 2015-02-02 2018-12-25 Mediatek Inc. Method and apparatus for intra block copy mode in video coding system with pipeline architecture
US20160227222A1 (en) 2015-02-02 2016-08-04 Mediatek Inc. Multi-Standard Video Decoder with Novel Intra Prediction Decoding
US9955185B2 (en) * 2015-02-12 2018-04-24 Mediatek Inc. Method and apparatus of constrained intra block copy for coding video
EP3243330B1 (en) 2015-02-13 2021-10-27 MediaTek Inc. Method for palette syntax coding in video and image compression
SG10201900582XA (en) 2015-03-02 2019-02-27 Hfi Innovation Inc Method and apparatus for intrabc mode with fractional-pel block vector resolution in video coding
WO2016150343A1 (en) * 2015-03-20 2016-09-29 Mediatek Singapore Pte. Ltd. Methods of palette coding with inter-prediction in video coding
US20180255304A1 (en) 2015-03-29 2018-09-06 Lg Electronics Inc. Method and device for encoding/decoding video signal
US20180115787A1 (en) 2015-04-12 2018-04-26 Lg Electronics Inc. Method for encoding and decoding video signal, and apparatus therefor
US10200713B2 (en) * 2015-05-11 2019-02-05 Qualcomm Incorporated Search region determination for inter coding within a particular picture of video data
AU2016269362A1 (en) 2015-05-28 2017-12-07 Hfi Innovation Inc. Method and apparatus for using a current picture as a reference picture
EP3292691A4 (en) 2015-05-29 2019-01-23 HFI Innovation Inc. METHOD OF MANAGING A DECODED IMAGE DEVICE FOR INTRABLOCK COPYING MODE
WO2016196843A1 (en) 2015-06-03 2016-12-08 Apple Inc. Techniques for resource conservation during performance of intra block copy prediction searches
US10397588B2 (en) 2015-06-03 2019-08-27 Mediatek Inc. Method and apparatus for resource sharing between intra block copy mode and inter prediction mode in video coding systems
CN107852505A (zh) 2015-06-03 2018-03-27 联发科技股份有限公司 用于使用帧内块复制模式的视频解码错误处理的方法和装置
KR20180016348A (ko) 2015-06-05 2018-02-14 소니 주식회사 화상 처리 장치 및 화상 처리 방법
WO2016200984A1 (en) 2015-06-08 2016-12-15 Vid Scale, Inc. Intra block copy mode for screen content coding
CN115134609B (zh) * 2015-06-11 2025-02-21 杜比实验室特许公司 使用自适应去块滤波编码和解码图像的方法及其装置
US10178403B2 (en) 2015-06-23 2019-01-08 Qualcomm Incorporated Reference picture list construction in intra block copy mode
KR102264767B1 (ko) 2015-07-27 2021-06-14 미디어텍 인크. 인트라 블록 복사 모드를 이용한 비디오 코딩을 위한 시스템의 방법
CN107925769B (zh) 2015-09-08 2020-11-27 联发科技股份有限公司 管理已解码图像缓存器的方法及视频编码器或视频解码器
GB2543736B (en) 2015-09-10 2019-03-27 Advanced Risc Mach Ltd An interface apparatus and method of operating an interface apparatus
US10097836B2 (en) 2015-09-28 2018-10-09 Samsung Electronics Co., Ltd. Method and device to mark a reference picture for video coding
US10681379B2 (en) 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
US10812822B2 (en) 2015-10-02 2020-10-20 Qualcomm Incorporated Intra block copy merge mode and padding of unavailable IBC reference region
US20170099490A1 (en) 2015-10-02 2017-04-06 Qualcomm Incorporated Constrained intra-prediction for block copy mode
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
JP2018533871A (ja) * 2015-11-11 2018-11-15 サムスン エレクトロニクス カンパニー リミテッド ビデオ復号方法及びその装置、並びにビデオ符号化方法及びその装置
US20170188033A1 (en) 2015-12-23 2017-06-29 Mediatek Inc. Method and Apparatus of Bandwidth Estimation and Reduction for Video Coding
US10630992B2 (en) 2016-01-08 2020-04-21 Samsung Electronics Co., Ltd. Method, application processor, and mobile terminal for processing reference image
US10404979B2 (en) 2016-03-17 2019-09-03 Mediatek Inc. Video coding with interpolated reference pictures
US10575007B2 (en) 2016-04-12 2020-02-25 Microsoft Technology Licensing, Llc Efficient decoding and rendering of blocks in a graphics pipeline
EP3449630B1 (en) 2016-05-28 2024-07-10 Mediatek Inc. Method and apparatus of current picture referencing for video coding
US10157480B2 (en) 2016-06-24 2018-12-18 Microsoft Technology Licensing, Llc Efficient decoding and rendering of inter-coded blocks in a graphics pipeline
US20170374369A1 (en) 2016-06-24 2017-12-28 Mediatek Inc. Methods and Apparatuses of Decoder Side Intra Mode Derivation
JP6983862B2 (ja) 2016-07-08 2021-12-17 ヴィド スケール インコーポレイテッド ジオメトリ投影を使用する３６０度ビデオ符号化
CN117201776A (zh) 2016-09-13 2023-12-08 韩国电子通信研究院 视频编码/解码方法和装置以及存储比特流的记录介质
CN107846597B (zh) 2016-09-20 2019-12-10 上海澜至半导体有限公司 用于视频解码器的数据缓存方法和装置
CN109792522B (zh) 2016-09-30 2021-10-15 索尼公司 图像处理装置和方法
GB2554686A (en) 2016-10-04 2018-04-11 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
US10049247B2 (en) 2016-10-12 2018-08-14 Datalogic Usa, Inc. Optimization of image frame management in a sweep-style optical code data reader
US10499371B2 (en) 2016-11-03 2019-12-03 Samsung Electronics Co., Ltd. Method and apparatus of flexible data transmissions and receptions in next generation cellular networks
US10681370B2 (en) * 2016-12-29 2020-06-09 Qualcomm Incorporated Motion vector generation for affine motion model for video coding
US10694181B2 (en) 2017-01-27 2020-06-23 Qualcomm Incorporated Bilateral filters in video coding with reduced complexity
JP6946419B2 (ja) 2017-04-13 2021-10-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 復号装置、復号方法及びプログラム
CN107057177A (zh) 2017-04-27 2017-08-18 江苏华昌织物有限公司 一种可降解地膜用色母粒及其制备方法
US10743032B2 (en) 2017-05-24 2020-08-11 Qualcomm Incorporated Substream multiplexing for display stream compression
JP6324590B2 (ja) 2017-05-25 2018-05-16 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
US11184636B2 (en) * 2017-06-28 2021-11-23 Sharp Kabushiki Kaisha Video encoding device and video decoding device
US11134272B2 (en) 2017-06-29 2021-09-28 Qualcomm Incorporated Memory reduction for non-separable transforms
BR112019016885A2 (pt) 2017-06-29 2020-04-14 Dolby Laboratories Licensing Corporation remodelagem de imagem integrada e codificação de vídeo
CN116248866B (zh) 2017-07-03 2025-06-10 汉阳大学校产学协力团 利用包含追加区域的分割单位的影像解码方法以及装置
WO2019009590A1 (ko) 2017-07-03 2019-01-10 김기백 추가 영역을 포함하는 분할 단위를 이용한 영상 복호화 방법 및 장치
WO2019017694A1 (ko) 2017-07-18 2019-01-24 엘지전자 주식회사 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
US10647322B2 (en) 2017-07-25 2020-05-12 Hyundai Mobis Co., Ltd. Backward driving assist apparatus for vehicle and control method thereof
US10674159B2 (en) 2017-07-28 2020-06-02 Microsoft Technology Licensing, Llc Effective intra encoding for screen data
US20200213610A1 (en) 2017-08-22 2020-07-02 Sony Corporation Image processor and image processing method
US10841794B2 (en) 2017-09-18 2020-11-17 Futurewei Technologies, Inc. Adaptive motion vector resolution
US11172201B2 (en) 2017-12-18 2021-11-09 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
US10986349B2 (en) * 2017-12-29 2021-04-20 Microsoft Technology Licensing, Llc Constraints on locations of reference blocks for intra block copy prediction
US11012715B2 (en) 2018-02-08 2021-05-18 Qualcomm Incorporated Intra block copy for video coding
CN118381911A (zh) * 2018-03-21 2024-07-23 Lx 半导体科技有限公司 图像编码/解码方法以及图像数据的发送方法
US10873748B2 (en) 2018-05-12 2020-12-22 Qualcomm Incorporated Storage of high precision motion vectors in video coding
GB2588004B (en) 2018-06-05 2023-03-01 Beijing Bytedance Network Tech Co Ltd Interaction between IBC and affine
US10798394B2 (en) * 2018-06-27 2020-10-06 Avago Technologies International Sales Pte. Limited Low complexity affine merge mode for versatile video coding
US10440378B1 (en) * 2018-07-17 2019-10-08 Tencent America LLC Method and apparatus for history-based motion vector prediction with parallel processing
EP4404569A3 (en) 2018-07-18 2024-10-23 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus of video coding using history-based motion vector prediction
US10958934B2 (en) 2018-07-27 2021-03-23 Tencent America LLC History-based affine merge and motion vector prediction
US10743029B2 (en) 2018-07-30 2020-08-11 Tencent America LLC Constraints on coding unit partition
BR112021002604A2 (pt) 2018-08-13 2021-05-04 Lg Electronics Inc. método de predição inter baseado no vetor de movimento baseado em histórico e dispositivo do mesmo
US10848782B2 (en) 2018-09-21 2020-11-24 Tencent America LLC Method and apparatus for video coding
BR122021011306B1 (pt) 2018-10-04 2022-06-14 Lg Electronics Inc Método e aparelho de decodificação de imagem, método e aparelho de codificação de imagem e mídias de armazenamento não transitória legíveis por computador
CN116684586A (zh) 2018-10-05 2023-09-01 Lg电子株式会社 解码设备、编码设备及发送针对图像的数据的设备
BR112021008659A2 (pt) 2018-11-07 2021-08-31 Huawei Technologies Co., Ltd. Codificador de vídeo, decodificador de vídeo e métodos correspondentes
WO2020108571A1 (en) 2018-11-28 2020-06-04 Beijing Bytedance Network Technology Co., Ltd. Extension method for motion reference in intra block copy mode
US10999594B2 (en) 2018-12-20 2021-05-04 Qualcomm Incorporated Virtual search area for current picture referencing (CPR) and intra block copy (IBC)
CN111355951B (zh) 2018-12-24 2023-11-10 华为技术有限公司 视频解码方法、装置及解码设备
JP7384912B2 (ja) 2019-02-02 2023-11-21 北京字節跳動網絡技術有限公司 映像符号化におけるイントラブロックコピーのためのバッファにおけるデータ記憶
CN120881292A (zh) 2019-02-02 2025-10-31 北京字节跳动网络技术有限公司 使用用于视频编解码中的帧内块复制的额外缓冲区样点的预测
KR102688366B1 (ko) 2019-03-01 2024-07-24 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측
KR20210125506A (ko) 2019-03-04 2021-10-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리
KR102431537B1 (ko) 2019-05-16 2022-08-12 후아웨이 테크놀러지 컴퍼니 리미티드 루마 및 크로마 성분에 대한 ibc 전용 버퍼 및 디폴트 값 리프레싱을 사용하는 인코더, 디코더 및 대응하는 방법들
US11070816B2 (en) 2019-06-18 2021-07-20 Tencent America LLC Conversion of decoded block vector for intra picture block compensation
CN114026850B (zh) 2019-06-28 2025-07-08 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的块矢量的有效性检查
KR102677020B1 (ko) 2019-07-06 2024-06-19 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 가상 예측 버퍼
WO2021004495A1 (en) 2019-07-10 2021-01-14 Beijing Bytedance Network Technology Co., Ltd. Sample identification for intra block copy in video coding
CN114175633B (zh) 2019-07-10 2023-12-29 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的样点标识
EP3981148A4 (en) 2019-07-10 2022-08-10 Beijing Bytedance Network Technology Co., Ltd. SAMPLE IDENTIFICATION FOR INTRA BLOCK COPY IN VIDEO ENCODING
CN114097221B (zh) 2019-07-11 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的比特流一致性约束
WO2021013240A1 (en) 2019-07-25 2021-01-28 Beijing Bytedance Network Technology Co., Ltd. Mapping restriction for intra-block copy virtual buffer
CN110792573A (zh) 2019-11-22 2020-02-14 镇江福泰克流体技术有限公司 一种便携式防洪抢险泵

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016539542A (ja) 2013-10-14 2016-12-15 マイクロソフト テクノロジー ライセンシング，エルエルシー ビデオ及び画像の符号化及び復号のためのイントラブロックコピー予測モードの特徴
JP2017535148A (ja) 2014-09-30 2017-11-24 マイクロソフト テクノロジー ライセンシング，エルエルシー 映像符号化のためのハッシュベースのエンコーダ判断
WO2018190207A1 (ja) 2017-04-13 2018-10-18 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
XU, Xiaozhong et al.，Description of Core Experiment 8: Screen Content Coding Tools，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 03-12 Oct. 2018, [JVET-L1028-v3]，JVET-L1028 (version 4)，ITU-T，2018年11月05日，＜URL:http://phenix.it-sudparis.eu/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L1028-v4.zip＞: JVET-L1028-v3_clean.docx: pp.1-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12284374B2 (en) 2019-02-02 2025-04-22 Beijing Bytedance Network Technology Co., Ltd. Data storage in buffers for intra block copy in video coding

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