JP7405865B2 - 非線形適応ループフィルタにおけるパラメータの時間的予測 - Google Patents

非線形適応ループフィルタにおけるパラメータの時間的予測 Download PDF

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JP7405865B2
JP7405865B2 JP2021559619A JP2021559619A JP7405865B2 JP 7405865 B2 JP7405865 B2 JP 7405865B2 JP 2021559619 A JP2021559619 A JP 2021559619A JP 2021559619 A JP2021559619 A JP 2021559619A JP 7405865 B2 JP7405865 B2 JP 7405865B2
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clipping
filter
parameters
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JP2022526633A (ja
JP2022526633A5 (enExample
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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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • 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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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PCT/CN2020/084876 WO2020211770A1 (en) 2019-04-15 2020-04-15 Temporal prediction of parameters in non-linear adaptive loop filter

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024026219A (ja) * 2019-04-15 2024-02-28 北京字節跳動網絡技術有限公司 非線形適応ループフィルタにおけるパラメータの時間的予測

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11368684B2 (en) * 2019-04-23 2022-06-21 Qualcomm Incorporated Adaptation parameter sets (APS) for adaptive loop filter (ALF) parameters
CA3136587A1 (en) 2019-05-04 2020-11-12 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods using an adaptive loop filter
KR20220016839A (ko) 2019-06-04 2022-02-10 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 기하학적 분할 모드 코딩을 갖는 모션 후보 리스트
CN117395397A (zh) 2019-06-04 2024-01-12 北京字节跳动网络技术有限公司 使用临近块信息的运动候选列表构建
US11418779B2 (en) * 2019-06-11 2022-08-16 Qualcomm Incorporated Clipping indices coding for adaptive loop filter in video coding
EP3970366B1 (en) 2019-06-14 2025-12-10 Beijing Bytedance Network Technology Co., Ltd. Handling video unit boundaries and virtual boundaries
US11736688B2 (en) * 2019-06-21 2023-08-22 Qualcomm Incorporated Adaptive loop filter signalling
CN117478878A (zh) 2019-07-09 2024-01-30 北京字节跳动网络技术有限公司 用于自适应环路滤波的样点确定
EP3984223A4 (en) 2019-07-11 2022-11-09 Beijing Bytedance Network Technology Co., Ltd. SAMPLE PADDING IN AN ADAPTIVE LOOP FILTERING
CN114128258B (zh) 2019-07-14 2023-12-22 北京字节跳动网络技术有限公司 视频编解码中的变换块尺寸的限制
CN117676168A (zh) 2019-07-15 2024-03-08 北京字节跳动网络技术有限公司 自适应环路滤波中的分类
GB2586484B (en) * 2019-08-20 2023-03-08 Canon Kk A filter
EP4014495A4 (en) 2019-09-14 2022-11-02 ByteDance Inc. CHROMINANCE QUANTIFICATION PARAMETER IN VIDEO CODING
KR102707780B1 (ko) 2019-09-18 2024-09-20 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 적응형 루프 필터의 2-파트 시그널링
CN117278747A (zh) 2019-09-22 2023-12-22 北京字节跳动网络技术有限公司 自适应环路滤波中的填充过程
KR102721536B1 (ko) 2019-09-27 2024-10-25 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 상이한 비디오 유닛들 간의 적응적 루프 필터링
WO2021057996A1 (en) 2019-09-28 2021-04-01 Beijing Bytedance Network Technology Co., Ltd. Geometric partitioning mode in video coding
WO2021072177A1 (en) 2019-10-09 2021-04-15 Bytedance Inc. Cross-component adaptive loop filtering in video coding
JP7454042B2 (ja) 2019-10-10 2024-03-21 北京字節跳動網絡技術有限公司 適応ループ・フィルタリングにおける利用可能でないサンプル位置でのパディング・プロセス
KR20220073746A (ko) 2019-10-14 2022-06-03 바이트댄스 아이엔씨 비디오 처리에서 크로마 양자화 파라미터 사용
WO2021083257A1 (en) 2019-10-29 2021-05-06 Beijing Bytedance Network Technology Co., Ltd. Cross-component adaptive loop filter
CN114930832B (zh) 2019-11-30 2025-10-28 抖音视界(北京)有限公司 跨分量自适应滤波和子块编解码
WO2021118977A1 (en) 2019-12-09 2021-06-17 Bytedance Inc. Using quantization groups in video coding
JP7393550B2 (ja) 2019-12-11 2023-12-06 北京字節跳動網絡技術有限公司 クロス成分適応ループフィルタリングのためのサンプルパディング
CN114902657B (zh) 2019-12-31 2025-06-13 字节跳动有限公司 视频编解码中的自适应颜色变换
KR102750625B1 (ko) 2020-01-05 2025-01-09 두인 비전 컴퍼니 리미티드 비디오 코딩을 위한 일반적인 제약 정보
WO2021143896A1 (en) 2020-01-18 2021-07-22 Beijing Bytedance Network Technology Co., Ltd. Adaptive colour transform in image/video coding
WO2021180022A1 (en) 2020-03-07 2021-09-16 Beijing Bytedance Network Technology Co., Ltd. Handling of transform skip mode in video coding
US11792412B2 (en) * 2020-04-15 2023-10-17 Qualcomm Incorporated Adaptive loop filtering for color format support
EP4173290A4 (en) 2020-06-30 2024-01-10 Beijing Bytedance Network Technology Co., Ltd. BOUNDARY LOCATION FOR ADAPTIVE LOOP FILTERING
WO2022037700A1 (en) 2020-08-21 2022-02-24 Beijing Bytedance Network Technology Co., Ltd. Coding mode dependent selection of transform skip mode
US11595644B2 (en) * 2020-10-01 2023-02-28 Tencent America LLC Method and apparatus for offset in video filtering
CN116601953A (zh) 2020-11-24 2023-08-15 抖音视界有限公司 编解码视频中的位置相关系数重新排序
CN117121481A (zh) 2021-03-17 2023-11-24 抖音视界有限公司 单独树编解码限制
CN117813823A (zh) * 2021-08-14 2024-04-02 抖音视界有限公司 视频编解码中自适应环路滤波器的改进融合模式
WO2024245350A1 (en) * 2023-06-02 2024-12-05 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
CN121773609A (zh) * 2023-09-06 2026-03-31 北京达佳互联信息技术有限公司 用于视频编码的自适应环路滤波器
WO2025096430A1 (en) * 2023-10-30 2025-05-08 Beijing Dajia Internet Information Technology Co., Ltd Adaptive loop filter for video coding
US12604008B2 (en) * 2023-11-22 2026-04-14 Tencent America LLC Adaptive clipping in models parameters derivations methods for video compression
WO2026007119A1 (zh) * 2024-07-05 2026-01-08 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014520451A (ja) 2011-06-16 2014-08-21 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン エントロピー符号化におけるコンテキスト初期化

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6625323B2 (en) * 1998-09-25 2003-09-23 Eastman Kodak Company Method for compressing and decompressing digital having text
US20070058713A1 (en) 2005-09-14 2007-03-15 Microsoft Corporation Arbitrary resolution change downsizing decoder
CN101558652B (zh) 2006-10-20 2011-08-17 诺基亚公司 用于实现低复杂度多视点视频编码的系统和方法
JP4772721B2 (ja) * 2007-03-26 2011-09-14 株式会社東芝 画像処理装置及びその方法
US20090116558A1 (en) 2007-10-15 2009-05-07 Nokia Corporation Motion skip and single-loop encoding for multi-view video content
US8259819B2 (en) * 2009-12-10 2012-09-04 Hong Kong Applied Science and Technology Research Institute Company Limited Method and apparatus for improving video quality by utilizing a unified loop filter
JP2011223337A (ja) * 2010-04-09 2011-11-04 Sony Corp 画像処理装置および方法
KR20150013776A (ko) 2010-04-09 2015-02-05 미쓰비시덴키 가부시키가이샤 동화상 부호화 장치 및 동화상 복호 장치
CN102055981B (zh) * 2010-12-31 2013-07-03 北京大学深圳研究生院 用于视频编码器的去块滤波器及其实现方法
US20130107973A1 (en) 2011-10-28 2013-05-02 Qualcomm Incorporated Loop filtering control over tile boundaries
JP6170065B2 (ja) * 2011-12-02 2017-07-26 ヘリカル ロボティクス，リミティド ライアビリティ カンパニー 移動ロボット
US9591331B2 (en) * 2012-03-28 2017-03-07 Qualcomm Incorporated Merge signaling and loop filter on/off signaling
US10575021B2 (en) * 2012-07-03 2020-02-25 Telefonaktiebolaget Lm Ericsson (Publ) Controlling deblocking filtering
TW201507443A (zh) 2013-05-15 2015-02-16 Vid Scale Inc 基於單迴路解碼之多層視訊編碼
US9503760B2 (en) * 2013-08-15 2016-11-22 Mediatek Inc. Method and system for symbol binarization and de-binarization
US20150049821A1 (en) 2013-08-16 2015-02-19 Qualcomm Incorporated In-loop depth map filtering for 3d video coding
CN103491045B (zh) * 2013-09-03 2016-08-24 大唐移动通信设备有限公司 多载波削峰处理方法与装置
JP6359101B2 (ja) 2013-10-14 2018-07-18 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
WO2015100522A1 (en) * 2013-12-30 2015-07-09 Mediatek Singapore Pte. Ltd. Methods for inter-component residual prediction
KR102509533B1 (ko) * 2014-02-25 2023-03-14 애플 인크. 비디오 인코딩 및 디코딩을 위한 적응형 전달 함수
EP3111645A1 (en) * 2014-02-26 2017-01-04 Dolby Laboratories Licensing Corporation Luminance based coding tools for video compression
US9736481B2 (en) 2014-03-14 2017-08-15 Qualcomm Incorporated Quantization parameters for color-space conversion coding
KR102355224B1 (ko) 2014-03-16 2022-01-25 브이아이디 스케일, 인크. 무손실 비디오 코딩의 시그널링을 위한 방법 및 장치
US10063867B2 (en) 2014-06-18 2018-08-28 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions
US10057574B2 (en) * 2015-02-11 2018-08-21 Qualcomm Incorporated Coding tree unit (CTU) level adaptive loop filter (ALF)
WO2017045101A1 (en) * 2015-09-14 2017-03-23 Mediatek Singapore Pte. Ltd. Advanced deblocking filter in video coding
BR112018006031A2 (pt) * 2015-09-25 2018-10-09 Huawei Tech Co Ltd codificador de vídeo, decodificador de vídeo e métodos para codificação e decodificação preditiva
WO2017133660A1 (en) * 2016-02-04 2017-08-10 Mediatek Inc. Method and apparatus of non-local adaptive in-loop filters in video coding
US11405611B2 (en) 2016-02-15 2022-08-02 Qualcomm Incorporated Predicting filter coefficients from fixed filters for video coding
CN116962721A (zh) 2016-05-04 2023-10-27 微软技术许可有限责任公司 利用样本值的非相邻参考线进行帧内图片预测的方法
EP3453178A1 (en) 2016-05-06 2019-03-13 VID SCALE, Inc. Systems and methods for motion compensated residual prediction
US10554981B2 (en) * 2016-05-10 2020-02-04 Qualcomm Incorporated Methods and systems for generating regional nesting messages for video pictures
EP3244611A1 (en) * 2016-05-13 2017-11-15 Thomson Licensing Method and apparatus for video coding with adaptive clipping of pixel values
JP2019521571A (ja) * 2016-05-13 2019-07-25 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 適応クリッピングを用いた映像コード化の方法および装置
US10419755B2 (en) * 2016-05-16 2019-09-17 Qualcomm Incorporated Confusion of multiple filters in adaptive loop filtering in video coding
US20180041778A1 (en) 2016-08-02 2018-02-08 Qualcomm Incorporated Geometry transformation-based adaptive loop filtering
US10694202B2 (en) 2016-12-01 2020-06-23 Qualcomm Incorporated Indication of bilateral filter usage in video coding
CN114173117B (zh) 2016-12-27 2023-10-20 松下电器（美国）知识产权公司 编码方法、解码方法及发送方法
US10506230B2 (en) 2017-01-04 2019-12-10 Qualcomm Incorporated Modified adaptive loop filter temporal prediction for temporal scalability support
CN115174902B (zh) * 2017-01-20 2025-06-10 世宗大学校产学协力团 影像解码方法、影像编码方法及比特流的生成方法
US10708591B2 (en) * 2017-03-20 2020-07-07 Qualcomm Incorporated Enhanced deblocking filtering design in video coding
US10559079B2 (en) * 2017-05-19 2020-02-11 Uih America, Inc. System and method for image reconstruction
US10778974B2 (en) 2017-07-05 2020-09-15 Qualcomm Incorporated Adaptive loop filter with enhanced classification methods
WO2019065487A1 (ja) * 2017-09-28 2019-04-04 シャープ株式会社 値制限フィルタ装置、動画像符号化装置および動画像復号装置
EP4676052A3 (en) 2017-11-01 2026-03-25 InterDigital VC Holdings, Inc. Methods for simplifying adaptive loop filter in video coding
US10721469B2 (en) 2017-11-28 2020-07-21 Qualcomm Incorporated Line buffer reduction for adaptive loop filtering in video coding
US11432010B2 (en) 2017-12-19 2022-08-30 Vid Scale, Inc. Face discontinuity filtering for 360-degree video coding
US20190238845A1 (en) 2018-01-26 2019-08-01 Qualcomm Incorporated Adaptive loop filtering on deblocking filter results in video coding
US20190306502A1 (en) 2018-04-02 2019-10-03 Qualcomm Incorporated System and method for improved adaptive loop filtering
US10750171B2 (en) * 2018-06-25 2020-08-18 Google Llc Deblocking filtering
EP3844959A2 (en) 2018-09-16 2021-07-07 Huawei Technologies Co., Ltd. Apparatus and method for filtering in video coding with look-up table selected based on bitstream information
WO2020143824A1 (en) 2019-01-13 2020-07-16 Beijing Bytedance Network Technology Co., Ltd. Interaction between lut and shared merge list
CN117956148A (zh) * 2019-03-08 2024-04-30 佳能株式会社 自适应环路滤波器
US20200304785A1 (en) 2019-03-22 2020-09-24 Qualcomm Incorporated Simplified non-linear adaptive loop filter
US20200314423A1 (en) * 2019-03-25 2020-10-01 Qualcomm Incorporated Fixed filters with non-linear adaptive loop filter in video coding
KR20230165888A (ko) 2019-04-02 2023-12-05 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 양방향 광학 흐름 기반 비디오 코딩 및 디코딩
WO2020211770A1 (en) 2019-04-15 2020-10-22 Beijing Bytedance Network Technology Co., Ltd. Temporal prediction of parameters in non-linear adaptive loop filter
US11197030B2 (en) 2019-08-08 2021-12-07 Panasonic Intellectual Property Corporation Of America System and method for video coding
US11202068B2 (en) 2019-09-16 2021-12-14 Mediatek Inc. Method and apparatus of constrained cross-component adaptive loop filtering for video coding
CN114450963B (zh) 2019-09-18 2025-06-20 松下电器（美国）知识产权公司 用于视频编码的系统和方法
US11516469B2 (en) 2020-03-02 2022-11-29 Tencent America LLC Loop filter block flexible partitioning

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014520451A (ja) 2011-06-16 2014-08-21 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン エントロピー符号化におけるコンテキスト初期化

Non-Patent Citations (8)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, et al.，"Versatile Video Coding (Draft 3)"，Document: JVET-L1001-v7, [online]，JVET-M0451 (version 1)，2019年01月03日，Pages 27-29 and 56，[令和5年5月12日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=5260> and <URL: https://jvet-experts.org/doc_end_user/documents/13_Marrakech/wg11/JVET-M0451-v1.zip>.，(See document file "JVET-L1001-v7_L0696_M0451.docx" in the zip file "JVET-M0451-v1.zip".)
Benjamin Bross, et al.，"Versatile Video Coding (Draft 4)"，Document: JVET-M1001-v5, [online]，JVET-N0242 (version 3)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年03月26日，Pages 31,32,38-41,81-85,252-257，[令和4年10月31日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=5962> and <URL: https://jvet-experts.org/doc_end_user/documents/14_Geneva/wg11/JVET-N0242-v3.zip>.，(See document file "Draft_text-CE5.3.4_v1.0.docx" in the zip file "JVET-N0242-v3.zip".)
Jianle Chen, et al.，"Algorithm Description of Joint Exploration Test Model 4"，Document: JVET-D1001_v3, [online]，JVET-D1001 (version 3)，Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2016年11月19日，Pages 28-33，[令和5年5月12日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=2904> and <URL: https://jvet-experts.org/doc_end_user/documents/4_Chengdu/wg11/JVET-D1001-v3.zip>.，(See document file "JVET-D1001_V3.docx" in the zip file "JVET-D1001-v3.zip".)
Jonathan Taquet, et al.，"CE5: Results of tests CE5-3.1 to CE5-3.4 on Non-Linear Adaptive Loop Filter"，Document: JVET-N0242, [online]，JVET-N0242 (version 3)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年03月26日，Pages 1-10，[令和4年10月31日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=5962> and <URL: https://jvet-experts.org/doc_end_user/documents/14_Geneva/wg11/JVET-N0242-v3.zip>.，(See document file "JVET-N0242_v2.0.docx" in the zip file "JVET-N0242-v3.zip".)
Jonathan Taquet, et al.，"Non-Linear Adaptive Loop Filter"，Document: JVET-M0385, [online]，JVET-M0385 (version 1)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年01月02日，Pages 1-3，[令和4年10月31日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=5192> and <URL: https://jvet-experts.org/doc_end_user/documents/13_Marrakech/wg11/JVET-M0385-v1.zip>.，(See document file "JVET-M0385.docx" in the zip file "JVET-M0385-v1.zip".)
Jung Won Kang, et al.，"Description of SDR video coding technology proposal by ETRI and Sejong University"，Document: JVET-J0013-v2, [online]，JVET-J0013 (version 3)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2018年04月11日，Pages 1 and 8-10，[令和5年5月12日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=3446> and <URL: https://jvet-experts.org/doc_end_user/documents/10_San%20Diego/wg11/JVET-J0013-v3.zip>.，(See document file "JVET-J0013-v2.docx" in the zip file "JVET-J0013-v3.zip".)
Sung-Chang Lim, et al.，"CE2: Subsampled Laplacian calculation (Test 6.1, 6.2, 6.3, and 6.4)"，Document: JVET-L0147, [online]，JVET-L0147 (version 1)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2018年09月24日，Pages 1-8，[令和5年5月12日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=4228> and <URL: https://jvet-experts.org/doc_end_user/documents/12_Macao/wg11/JVET-L0147-v1.zip>.，(See document file "JVET-L0147.docx" in the zip file "JVET-L0147-v1.zip".)
T. Nguyen, et al.，"Modified binarization and coding of MVD for PIPE/CABAC"，Document: JCTVC-F455, [online]，JCTVC-F455 (version 3)，Joint Collaborative Team on Video Coding (JCT-VC) of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11，2011年07月16日，Pages 1-4，[令和5年5月12日検索], インターネット, <URL: http://phenix.it-sudparis.eu/jct/doc_end_user/current_document.php?id=2930> and <URL: http://phenix.it-sudparis.eu/jct/doc_end_user/documents/6_Torino/wg11/JCTVC-F455-v3.zip>.，(See document file "JCTVC-F455.doc" in the zip file "JCTVC-F455-v3.zip".)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024026219A (ja) * 2019-04-15 2024-02-28 北京字節跳動網絡技術有限公司 非線形適応ループフィルタにおけるパラメータの時間的予測
JP7835720B2 (ja) 2019-04-15 2026-03-25 北京字節跳動網絡技術有限公司 非線形適応ループフィルタにおけるパラメータの時間的予測
US12593038B2 (en) 2019-04-15 2026-03-31 Beijing Bytedance Network Technology Co., Ltd. Temporal prediction of parameters in non-linear adaptive loop filter

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