BR112021019675A2 - Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador - Google Patents

Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador

Info

Publication number
BR112021019675A2
BR112021019675A2 BR112021019675A BR112021019675A BR112021019675A2 BR 112021019675 A2 BR112021019675 A2 BR 112021019675A2 BR 112021019675 A BR112021019675 A BR 112021019675A BR 112021019675 A BR112021019675 A BR 112021019675A BR 112021019675 A2 BR112021019675 A2 BR 112021019675A2
Authority
BR
Brazil
Prior art keywords
current video
block
video block
media
visual media
Prior art date
Application number
BR112021019675A
Other languages
English (en)
Inventor
Hongbin Liu
Jizheng Xu
Kai Zhang
Li Zhang
Zhipin Deng
Original Assignee
Beijing Bytedance Network Tech Co Ltd
Bytedance 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 Beijing Bytedance Network Tech Co Ltd, Bytedance Inc filed Critical Beijing Bytedance Network Tech Co Ltd
Publication of BR112021019675A2 publication Critical patent/BR112021019675A2/pt

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
    • H04N19/105—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
    • H04N19/186—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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/132—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
    • H04N19/10—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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Studio Circuits (AREA)

Abstract

método para processar dados de vídeo, aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios. um método para processamento de mídia visual, compreendendo: computar, durante uma conversão entre um bloco de vídeo atual dos dados de mídia visual e uma representação em fluxo contínuo de bits do bloco de vídeo atual, um modelo linear de componente cruzado (cclm) e/ou um fator de escala residual de croma (crs) para o bloco de vídeo atual com base, pelo menos em parte, em amostras vizinhas de um correspondente bloco de luma que cobre uma amostra superior esquerda de um bloco de luma colocalizado associado com o bloco de vídeo atual, em que uma ou mais características do bloco de vídeo atual são usadas para identificar o correspondente bloco de luma.
BR112021019675A 2019-04-23 2020-04-22 Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador BR112021019675A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2019083846 2019-04-23
PCT/CN2020/086111 WO2020216246A1 (en) 2019-04-23 2020-04-22 Methods for cross component dependency reduction

Publications (1)

Publication Number Publication Date
BR112021019675A2 true BR112021019675A2 (pt) 2021-12-07

Family

ID=72940745

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021019675A BR112021019675A2 (pt) 2019-04-23 2020-04-22 Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador

Country Status (12)

Country Link
US (3) US11659164B1 (pt)
EP (1) EP3935855A4 (pt)
JP (2) JP7317991B2 (pt)
KR (1) KR102660668B1 (pt)
CN (2) CN117579841A (pt)
AU (1) AU2020263199B2 (pt)
BR (1) BR112021019675A2 (pt)
CA (1) CA3135973A1 (pt)
MX (1) MX2021012674A (pt)
SG (1) SG11202110999PA (pt)
WO (1) WO2020216246A1 (pt)
ZA (1) ZA202107453B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3912343A4 (en) 2019-03-08 2022-07-20 Beijing Bytedance Network Technology Co., Ltd. LIMITATIONS OF MODEL-BASED TRANSFORMING IN VIDEO PROCESSING
SG11202110999PA (en) 2019-04-23 2021-11-29 Beijing Bytedance Network Technology Co Ltd Methods for cross component dependency reduction
WO2020256400A1 (ko) * 2019-06-17 2020-12-24 엘지전자 주식회사 루마 맵핑 및 크로마 스케일링 기반 비디오 또는 영상 코딩
WO2020256510A1 (ko) * 2019-06-21 2020-12-24 현대자동차주식회사 코딩 툴들을 제어하는 방법 및 장치
WO2020259427A1 (en) 2019-06-22 2020-12-30 Beijing Bytedance Network Technology Co., Ltd. Syntax element for chroma residual scaling
US20220360767A1 (en) * 2019-06-25 2022-11-10 Interdigital Vc Holdings France, Sas Method and apparatus for coding/decoding picture data
WO2021004445A1 (en) 2019-07-07 2021-01-14 Beijing Bytedance Network Technology Co., Ltd. Signaling of chroma residual scaling
WO2021100450A1 (ja) * 2019-11-21 2021-05-27 日本放送協会 イントラ予測装置、画像符号化装置、画像復号装置、及びプログラム
WO2022114768A1 (ko) * 2020-11-24 2022-06-02 현대자동차주식회사 성분 간 참조를 이용하는 잔차신호 생성방법과 장치
WO2024007165A1 (zh) * 2022-07-05 2024-01-11 Oppo广东移动通信有限公司 编解码方法、装置、编码设备、解码设备以及存储介质
WO2024104086A1 (en) * 2022-11-18 2024-05-23 Mediatek Inc. Method and apparatus of inheriting shared cross-component linear model with history table in video coding system

Family Cites Families (100)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2051524A1 (en) 2007-10-15 2009-04-22 Panasonic Corporation Image enhancement considering the prediction error
US9571856B2 (en) 2008-08-25 2017-02-14 Microsoft Technology Licensing, Llc Conversion operations in scalable video encoding and decoding
WO2011126272A2 (en) 2010-04-05 2011-10-13 Samsung Electronics Co., Ltd. Method and apparatus for encoding video by using dynamic-range transformation, and method and apparatus for decoding video by using dynamic-range transformation
MX353107B (es) 2010-04-09 2017-12-19 Mitsubishi Electric Corp Dispositivo codificador de imagen en movimiento y dispositivo decodificador de imagen en movimiento.
BR122021005436B1 (pt) 2010-09-30 2022-08-23 Samsung Electronics Co., Ltd Aparelho para compensação de movimento
WO2012090504A1 (en) 2010-12-28 2012-07-05 Panasonic Corporation Methods and apparatuses for coding and decoding video stream
WO2012175003A1 (en) 2011-06-20 2012-12-27 Mediatek Singapore Pte. Ltd. Method and apparatus of chroma intra prediction with reduced line memory
KR20130058524A (ko) 2011-11-25 2013-06-04 오수미 색차 인트라 예측 블록 생성 방법
JP5375938B2 (ja) 2011-12-14 2013-12-25 ソニー株式会社 復号装置及び方法
CN103227917B (zh) 2012-01-31 2016-12-14 华为技术有限公司 解码方法和装置
CN104471940B (zh) 2012-04-16 2017-12-15 联发科技（新加坡）私人有限公司 色度帧内预测方法及装置
GB2501535A (en) 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
CN115052159A (zh) 2012-07-02 2022-09-13 韩国电子通信研究院 视频编码/解码方法和非暂时性计算机可读记录介质
US9516309B2 (en) 2012-07-09 2016-12-06 Qualcomm Incorporated Adaptive difference domain spatial and temporal reference reconstruction and smoothing
US9350899B2 (en) 2012-09-14 2016-05-24 Qualcomm Incorporated Methods and device for efficient resampling and resizing of digital images
AU2012232992A1 (en) 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US9503732B2 (en) 2013-04-10 2016-11-22 Arris Enterprises, Inc. Re-sampling with phase offset adjustment for luma and chroma to select filters in scalable video coding
EP2843949B1 (en) 2013-06-28 2020-04-29 Velos Media International Limited Methods and devices for emulating low-fidelity coding in a high-fidelity coder
US9648330B2 (en) 2013-07-15 2017-05-09 Qualcomm Incorporated Inter-color component residual prediction
CN109905703B (zh) 2013-10-11 2023-11-17 Vid拓展公司 Hevc扩展的高级句法
US9648332B2 (en) 2013-10-28 2017-05-09 Qualcomm Incorporated Adaptive inter-color component residual prediction
US10397607B2 (en) 2013-11-01 2019-08-27 Qualcomm Incorporated Color residual prediction for video coding
WO2015100522A1 (en) 2013-12-30 2015-07-09 Mediatek Singapore Pte. Ltd. Methods for inter-component residual prediction
US9930348B2 (en) 2014-03-14 2018-03-27 Qualcomm Incorporated Coefficient level coding in a video coding process
US10142642B2 (en) 2014-06-04 2018-11-27 Qualcomm Incorporated Block adaptive color-space conversion coding
US10200700B2 (en) 2014-06-20 2019-02-05 Qualcomm Incorporated Cross-component prediction in video coding
US20150373350A1 (en) 2014-06-20 2015-12-24 Qualcomm Incorporated Temporal motion vector prediction (tmvp) indication in multi-layer codecs
EP3544298A1 (en) 2014-09-12 2019-09-25 Vid Scale, Inc. Inter-component de-correlation for video coding
US20170244975A1 (en) * 2014-10-28 2017-08-24 Mediatek Singapore Pte. Ltd. Method of Guided Cross-Component Prediction for Video Coding
US9998742B2 (en) 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
ES2872724T3 (es) 2015-02-19 2021-11-02 Magic Pony Tech Limited Mejora de los datos visuales mediante el uso de redes neuronales actualizadas
GB201603144D0 (en) 2016-02-23 2016-04-06 Magic Pony Technology Ltd Training end-to-end video processes
JP6383116B2 (ja) 2015-04-06 2018-08-29 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 ハイダイナミックレンジ映像符号化における、ループ内ブロックベース画像再構成
EP3304912A4 (en) 2015-06-07 2018-06-06 Sharp Kabushiki Kaisha Systems and methods for optimizing video coding based on a luminance transfer function or video color component values
WO2017019818A1 (en) 2015-07-28 2017-02-02 Vid Scale, Inc. High dynamic range video coding architectures with multiple operating modes
EP3354032A1 (en) 2015-09-21 2018-08-01 VID SCALE, Inc. Inverse reshaping for high dynamic range video coding
US20170105014A1 (en) 2015-10-08 2017-04-13 Qualcomm Incorporated Luma-driven chroma scaling for high dynamic range and wide color gamut contents
WO2017059926A1 (en) 2015-10-09 2017-04-13 Telefonaktiebolaget Lm Ericsson (Publ) Cross component prediction in video coding
US10200719B2 (en) 2015-11-25 2019-02-05 Qualcomm Incorporated Modification of transform coefficients for non-square transform units in video coding
GB2548358A (en) 2016-03-15 2017-09-20 Nokia Technologies Oy A method, an apparatus and a computer program product for coding a 360-degree panoramic images and video
CN108885783B (zh) 2016-03-23 2022-02-15 杜比实验室特许公司 编码和解码可逆制作质量单层视频信号
US10939105B2 (en) 2016-03-25 2021-03-02 Panasonic Intellectual Property Management Co., Ltd. Methods and apparatuses for encoding and decoding video using signal dependent adaptive quantization
WO2017201139A1 (en) 2016-05-19 2017-11-23 Dolby Laboratories Licensing Corporation Chroma reshaping for high dynamic range images
US10645403B2 (en) 2016-05-19 2020-05-05 Dolby Laboratories Licensing Corporation Chroma reshaping for high dynamic range images
RU2710667C1 (ru) 2016-05-28 2019-12-30 МедиаТек Инк. Способ и устройство привязки к текущему изображению для кодирования видео
US10484712B2 (en) 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
WO2018016381A1 (en) 2016-07-22 2018-01-25 Sharp Kabushiki Kaisha Systems and methods for coding video data using adaptive component scaling
US10390015B2 (en) 2016-08-26 2019-08-20 Qualcomm Incorporated Unification of parameters derivation procedures for local illumination compensation and cross-component linear model prediction
US10419757B2 (en) 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
EP3510772B1 (en) 2016-09-09 2020-12-09 Dolby Laboratories Licensing Corporation Coding of high dynamic range video using segment-based reshaping
JP2018056685A (ja) 2016-09-27 2018-04-05 株式会社ドワンゴ 画像符号化装置、画像符号化方法、及び画像符号化プログラム、並びに、画像復号装置、画像復号方法、及び画像復号プログラム
KR20180037575A (ko) 2016-10-04 2018-04-12 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US10477240B2 (en) 2016-12-19 2019-11-12 Qualcomm Incorporated Linear model prediction mode with sample accessing for video coding
WO2018116925A1 (ja) 2016-12-21 2018-06-28 シャープ株式会社 イントラ予測画像生成装置、画像復号装置、および画像符号化装置
US20180199062A1 (en) 2017-01-11 2018-07-12 Qualcomm Incorporated Intra prediction techniques for video coding
US11025903B2 (en) 2017-01-13 2021-06-01 Qualcomm Incorporated Coding video data using derived chroma mode
US10694181B2 (en) 2017-01-27 2020-06-23 Qualcomm Incorporated Bilateral filters in video coding with reduced complexity
EP3386198A1 (en) 2017-04-07 2018-10-10 Thomson Licensing Method and device for predictive picture encoding and decoding
WO2018236031A1 (ko) 2017-06-21 2018-12-27 엘지전자(주) 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
CN117793380A (zh) 2017-06-29 2024-03-29 杜比实验室特许公司 整合的图像整形和视频编码
US20190116376A1 (en) 2017-10-12 2019-04-18 Qualcomm Incorporated Motion vector predictors using affine motion model in video coding
MA51865A (fr) 2018-02-14 2020-12-23 Dolby Laboratories Licensing Corp Redéfinition d'images dans un codage vidéo à l'aide d'une optimisation de distorsion du taux de codage
US11190790B2 (en) 2018-04-01 2021-11-30 Lg Electronics Inc. Parallel processing method for color component of video signal, and device therefor
CN109005408B (zh) 2018-08-01 2020-05-29 北京奇艺世纪科技有限公司 一种帧内预测方法、装置及电子设备
TWI814890B (zh) 2018-08-17 2023-09-11 大陸商北京字節跳動網絡技術有限公司 簡化的跨分量預測
CN110896478B (zh) 2018-09-12 2023-02-17 北京字节跳动网络技术有限公司 交叉分量线性建模中的下采样
WO2020084512A1 (en) 2018-10-23 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Affine motion information derivation from neighboring block
SG11202104480RA (en) 2018-11-05 2021-05-28 Beijing Bytedance Network Technology Co Ltd Interpolation for inter prediction with refinement
CN112997492B (zh) 2018-11-06 2024-02-20 北京字节跳动网络技术有限公司 帧内预测的简化参数推导
BR112021010428A2 (pt) 2018-12-07 2021-08-24 Beijing Bytedance Network Technology Co., Ltd. Método para processamento de vídeo, aparelho em um sistema de vídeo, e, produto de programa de computador
WO2020141813A2 (ko) 2018-12-31 2020-07-09 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN113475079A (zh) 2019-02-01 2021-10-01 北京字节跳动网络技术有限公司 环路整形和帧内块复制之间的相互作用
EP3928519B1 (en) 2019-02-22 2024-04-03 Huawei Technologies Co., Ltd. Method and apparatus for affine based inter prediction of chroma subblocks
WO2020169101A1 (en) 2019-02-22 2020-08-27 Beijing Bytedance Network Technology Co., Ltd. Neighbouring sample selection for intra prediction
CN113491121B (zh) 2019-02-24 2022-12-06 北京字节跳动网络技术有限公司 对视频数据进行编解码的方法、设备及计算机可读介质
JP7350074B2 (ja) 2019-02-28 2023-09-25 インターデジタル ヴイシー ホールディングス， インコーポレイテッド ピクチャの符号化及び復号のための方法及び装置
EP3703366A1 (en) 2019-02-28 2020-09-02 InterDigital VC Holdings, Inc. Method and device for picture encoding and decoding
CN113475072B (zh) 2019-03-04 2023-12-15 北京字节跳动网络技术有限公司 视频处理中滤波信息的信令
CN113545064B (zh) 2019-03-04 2024-05-10 阿里巴巴集团控股有限公司 用于处理视频内容的方法和装置及计算机可读存储介质
US20200288159A1 (en) 2019-03-08 2020-09-10 Qualcomm Incorporated Combined residual coding in video coding
US20200288126A1 (en) 2019-03-08 2020-09-10 Qualcomm Incorporated Reshaping filter average calculation for video coding
EP3912343A4 (en) 2019-03-08 2022-07-20 Beijing Bytedance Network Technology Co., Ltd. LIMITATIONS OF MODEL-BASED TRANSFORMING IN VIDEO PROCESSING
CN113574889B (zh) 2019-03-14 2024-01-12 北京字节跳动网络技术有限公司 环路整形信息的信令和语法
CN116886931A (zh) 2019-03-25 2023-10-13 寰发股份有限公司 用于视频编解码的量化矩阵计算和表示的方法和装置
WO2020204413A1 (ko) 2019-04-03 2020-10-08 엘지전자 주식회사 복원 픽처를 수정하는 비디오 또는 영상 코딩
KR20210154150A (ko) 2019-04-18 2021-12-20 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 크로스 성분 모드에서의 파라미터 도출
WO2020216175A1 (en) 2019-04-20 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Signaling of syntax elements for joint coding of chrominance residuals
SG11202110999PA (en) 2019-04-23 2021-11-29 Beijing Bytedance Network Technology Co Ltd Methods for cross component dependency reduction
CN111866510A (zh) 2019-04-30 2020-10-30 华为技术有限公司 视频序列的帧内预测方法及装置
KR102641796B1 (ko) 2019-05-08 2024-03-04 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 교차-성분 코딩의 적용가능성에 대한 조건들
WO2020231139A1 (ko) 2019-05-16 2020-11-19 엘지전자 주식회사 루마 맵핑 및 크로마 스케일링 기반 비디오 또는 영상 코딩
US11388406B2 (en) 2019-05-20 2022-07-12 Dolby Laboratories Licensing Corporation Piece-wise-linear mapping for in-loop reshaping in image coding
JP2021002780A (ja) 2019-06-21 2021-01-07 シャープ株式会社 動画像復号装置および動画像符号化装置
WO2020259427A1 (en) 2019-06-22 2020-12-30 Beijing Bytedance Network Technology Co., Ltd. Syntax element for chroma residual scaling
WO2021004445A1 (en) 2019-07-07 2021-01-14 Beijing Bytedance Network Technology Co., Ltd. Signaling of chroma residual scaling
EP3981146A4 (en) 2019-07-11 2022-08-03 Beijing Bytedance Network Technology Co., Ltd. BITSTREAM CONFORMITY RESTRICTIONS FOR INTRA-BLOCK COPY IN VIDEO ENCODING
US11601657B2 (en) 2020-04-02 2023-03-07 Qualcomm Incorporated LUMA mapping with chroma scaling (LMCS) in video coding
US11375212B2 (en) 2020-04-18 2022-06-28 Qualcomm Incorporated Flexible chroma processing for dynamic range adjustment
US20210400257A1 (en) 2020-06-18 2021-12-23 Lg Electronics Inc. Image encoding/decoding method and apparatus for signaling high level information for tool control based on colour representation format, and computer-readable recording medium strong bitstream
EP4252418A4 (en) 2020-11-30 2024-05-22 Beijing Dajia Internet Information Tech Co Ltd CHROMACODING IMPROVEMENT WITH ADAPTIVE OFFSET OF CROSS-COMPONENT SAMPLES

Also Published As

Publication number Publication date
CN117579841A (zh) 2024-02-20
US11750799B2 (en) 2023-09-05
KR102660668B1 (ko) 2024-04-26
AU2020263199B2 (en) 2023-10-19
CN113711610A (zh) 2021-11-26
US20230344990A1 (en) 2023-10-26
WO2020216246A1 (en) 2020-10-29
AU2020263199A1 (en) 2021-11-04
KR20210152481A (ko) 2021-12-15
JP2022527855A (ja) 2022-06-06
JP7317991B2 (ja) 2023-07-31
SG11202110999PA (en) 2021-11-29
US11659164B1 (en) 2023-05-23
US20220279169A1 (en) 2022-09-01
EP3935855A1 (en) 2022-01-12
JP2023139107A (ja) 2023-10-03
CA3135973A1 (en) 2020-10-29
EP3935855A4 (en) 2022-09-21
CN113711610B (zh) 2024-04-16
ZA202107453B (en) 2023-10-25
MX2021012674A (es) 2021-11-12

Similar Documents

Publication Publication Date Title
BR112021019675A2 (pt) Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador
BR112021019564A2 (pt) Método para processamento de mídia visual, aparelho codificador de vídeo, aparelho decodificador de vídeo, e, mídia legível por computador
BR112021021661A2 (pt) Método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios
BR112021020026A2 (pt) Método para processamento vídeo, aparelho para processar de dados de vídeo, meio de armazenamento e meio de gravação legíveis por computador não transitórios
BR112019006894A2 (pt) sistemas e métodos para determinar adaptativamente o tamanho de modelo para compensação de iluminação
BR112022019083A2 (pt) Sintaxe de informações gerais de restrição em codificação de vídeo
BR112022001981A2 (pt) Método e aparelho de processamento de vídeo, e, mídia legível por computador
PH12017501109A1 (en) Methods of palette based prediction for non-444 color format in video and image coding
BR112018073397A2 (pt) predição de movimento afim para codificação de vídeo
BR112021020435A2 (pt) Método de processamento de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamentoe meio de gravação legíveis por computador não transitório
BR112018068895A2 (pt) uso de informação de luma para predição de croma com enquadramento luma-croma separado em codificação de vídeo
BR112021020796A2 (pt) Método de processamento de dados de vídeo, aparelho para processar dados de vídeo e mídia legível por computador não-transitório
BR112022000542A2 (pt) Método de processamento de dados de vídeo, aparelho para processar dados de vídeo, meios de armazenamento e de gravação não transitórios legíveis por computador
BR112021022868A2 (pt) Método de processamento de vídeos, aparelho para processar dados de vídeo e meios de armazenamento e gravação não transitórios legíveis por computador
PH12016500908A1 (en) Improved inference of nooutputofpriorpicsflag in video coding
BR112021024638A2 (pt) Método de processamento de dados de vídeo, aparelho para processamento de dados de vídeo, meio de armazenamento e meio de gravação não transitórios legíveis por computador
BR112022006387A2 (pt) Método e aparelho de processamento de vídeo, e, meio legível por computador
BR112014013373A8 (pt) codificação de bits menos significativos dos valores de contagem de ordem de imagem identificando imagens de referência de longo termo
BR112022004668A2 (pt) Método de processamento de dados de vídeo, aparelho para processar dados de vídeo e meios de armazenamento e de gravação não transitórios legíveis por computador
BR112022005109A2 (pt) Método de processamento de vídeo, aparelho para processamento de dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios
BR112022005293A2 (pt) Método de processamento de vídeo, aparelho para processar dados de vídeo e meios de armazenamento e de gravação não transitórios legíveis por computador
BR112022003656A2 (pt) Método e aparelho de processamento de dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios
BR112014032473A2 (pt) sinalização de imagens de referência de longo prazo para codificação de vídeo
BR112022000358A2 (pt) Método e aparelho para processar dados de vídeo e meios de armazenamento e gravação não transitórios legíveis por computador
BR112021022307A2 (pt) Método de processamento de dados de vídeo, aparelho para processamento de dados de vídeo, meios de armazenamento e de gravação não transitórios legíveis por computador