JP2019525585A5 - - Google Patents

Download PDF

Info

Publication number
JP2019525585A5
JP2019525585A5 JP2019501618A JP2019501618A JP2019525585A5 JP 2019525585 A5 JP2019525585 A5 JP 2019525585A5 JP 2019501618 A JP2019501618 A JP 2019501618A JP 2019501618 A JP2019501618 A JP 2019501618A JP 2019525585 A5 JP2019525585 A5 JP 2019525585A5
Authority
JP
Japan
Prior art keywords
quantization
quantization parameter
cus
current
group
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2019501618A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019525585A (ja
Filing date
Publication date
Priority claimed from US15/646,959 external-priority patent/US10448056B2/en
Application filed filed Critical
Publication of JP2019525585A publication Critical patent/JP2019525585A/ja
Publication of JP2019525585A5 publication Critical patent/JP2019525585A5/ja
Pending legal-status Critical Current

Links

JP2019501618A 2016-07-15 2017-07-12 四分木だけで区分化されないビデオコーディングにおける量子化情報のシグナリング Pending JP2019525585A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662363000P 2016-07-15 2016-07-15
US62/363,000 2016-07-15
US15/646,959 2017-07-11
US15/646,959 US10448056B2 (en) 2016-07-15 2017-07-11 Signaling of quantization information in non-quadtree-only partitioned video coding
PCT/US2017/041739 WO2018013706A1 (en) 2016-07-15 2017-07-12 Signaling of quantization information in non-quadtree-only partitioned video coding

Publications (2)

Publication Number Publication Date
JP2019525585A JP2019525585A (ja) 2019-09-05
JP2019525585A5 true JP2019525585A5 (enExample) 2020-07-30

Family

ID=60941459

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019501618A Pending JP2019525585A (ja) 2016-07-15 2017-07-12 四分木だけで区分化されないビデオコーディングにおける量子化情報のシグナリング

Country Status (9)

Country Link
US (1) US10448056B2 (enExample)
EP (1) EP3485644B1 (enExample)
JP (1) JP2019525585A (enExample)
KR (1) KR20190022629A (enExample)
CN (1) CN109479140B (enExample)
BR (1) BR112019000319A2 (enExample)
CA (1) CA3026657A1 (enExample)
TW (1) TW201804806A (enExample)
WO (1) WO2018013706A1 (enExample)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017203930A1 (en) * 2016-05-27 2017-11-30 Sharp Kabushiki Kaisha Systems and methods for varying quantization parameters
US10904580B2 (en) * 2016-05-28 2021-01-26 Mediatek Inc. Methods and apparatuses of video data processing with conditionally quantization parameter information signaling
US20190327476A1 (en) * 2016-06-24 2019-10-24 Industry Academy Cooperation Foundation Of Sejong University Video signal processing method and device
US10944976B2 (en) 2016-07-22 2021-03-09 Sharp Kabushiki Kaisha Systems and methods for coding video data using adaptive component scaling
WO2018018486A1 (en) * 2016-07-28 2018-02-01 Mediatek Inc. Methods of reference quantization parameter derivation for signaling of quantization parameter in quad-tree plus binary tree structure
GB2557430B (en) * 2016-10-12 2020-01-15 Mediatek Inc Methods and apparatuses of constrained multi-type-tree block partition for video coding
US10779004B2 (en) 2016-10-12 2020-09-15 Mediatek Inc. Methods and apparatuses of constrained multi-type-tree block partition for video coding
US11019339B2 (en) * 2017-07-12 2021-05-25 Futurewei Technologies, Inc. Fractional quantization parameter offset in video compression
US10706492B2 (en) 2017-09-05 2020-07-07 Texas Instruments Incorporated Image compression/decompression in a computer vision system
EP3737098A4 (en) * 2018-01-02 2021-06-09 Samsung Electronics Co., Ltd. CODING METHOD AND DEVICE FOR IT AND DECODING METHOD AND DEVICE FOR IT
WO2019151257A1 (en) * 2018-01-30 2019-08-08 Sharp Kabushiki Kaisha Systems and methods for deriving quantization parameters for video blocks in video coding
GB2571313B (en) 2018-02-23 2022-09-21 Canon Kk New sample sets and new down-sampling schemes for linear component sample prediction
US10694195B2 (en) * 2018-03-07 2020-06-23 Tencent America LLC Methods and apparatus for palette coding
CN111819857B (zh) * 2018-03-14 2024-08-23 联发科技股份有限公司 用于视频编解码的优化分割结构的方法和装置
KR102710009B1 (ko) * 2018-03-30 2024-09-26 인터디지털 브이씨 홀딩스 인코포레이티드 비디오 인코딩 및 디코딩에서의 크로마 양자화 파라미터 조정
SI3941052T1 (sl) * 2018-04-01 2024-02-29 Lg Electronics Inc. Naprava za kodiranje slik in pripadajoči postopek na podlagi izpeljave kvantizacijskega parametra
WO2019194147A1 (en) * 2018-04-02 2019-10-10 Sharp Kabushiki Kaisha Systems and methods for deriving quantization parameters for video blocks in video coding
US10491897B2 (en) 2018-04-13 2019-11-26 Google Llc Spatially adaptive quantization-aware deblocking filter
EP3782365A1 (en) * 2018-04-16 2021-02-24 InterDigital VC Holdings, Inc. Quantization parameter prediction for video encoding and decoding
CN118101936B (zh) * 2018-04-19 2025-12-26 Oppo广东移动通信有限公司 用于处理图像的方法及其设备
HUE068348T2 (hu) * 2018-05-10 2024-12-28 Samsung Electronics Co Ltd Képszegmentációs eljárás és berendezés kép dekódolására
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
KR102823983B1 (ko) * 2018-06-07 2025-06-23 인터디지털 브이씨 홀딩스 인코포레이티드 비디오 인코딩 또는 디코딩을 위한 신택스 요소들
MX2020013802A (es) 2018-06-25 2021-05-27 Electronics & Telecommunications Res Inst Metodo y aparato para codificar/decodificar imagenes usando parametros de cuantificacion, y medio de grabacion que almacena flujo de bits.
CN110719480A (zh) 2018-07-15 2020-01-21 北京字节跳动网络技术有限公司 跨分量编码顺序导出
KR102597837B1 (ko) 2018-07-17 2023-11-02 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩을 위한 제한 코딩 트리
TWI729459B (zh) 2018-08-16 2021-06-01 聯發科技股份有限公司 視訊處理系統中發信量化參數的方法以及裝置
CN110858900B (zh) * 2018-08-24 2022-08-05 上海天荷电子信息有限公司 复用精简反量化乘法因子和位移表的数据压缩方法和装置
WO2020046091A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 다중 변환 선택에 기반한 영상 코딩 방법 및 그 장치
CN118018765A (zh) * 2018-09-05 2024-05-10 华为技术有限公司 视频解码方法及视频解码器
EP3837835A1 (en) * 2018-09-18 2021-06-23 Huawei Technologies Co., Ltd. Coding method, device, system
MY210451A (en) * 2018-09-21 2025-09-23 Huawei Tech Co Ltd Apparatus and method for inverse quantization
EP3641312A1 (en) * 2018-10-18 2020-04-22 InterDigital VC Holdings, Inc. Method and apparatus for determining chroma quantization parameters when using separate coding trees for luma and chroma
EP3857883A1 (en) * 2018-09-24 2021-08-04 InterDigital VC Holdings, Inc. Method and apparatus for determining chroma quantization parameters when using separate coding trees for luma and chroma
US10638146B2 (en) 2018-10-01 2020-04-28 Tencent America LLC Techniques for QP coding for 360 image and video coding
JP6997339B2 (ja) * 2018-10-22 2022-01-17 日本放送協会 符号化装置、復号装置、及びプログラム
WO2020096755A1 (en) 2018-11-08 2020-05-14 Interdigital Vc Holdings, Inc. Quantization for video encoding or decoding based on the surface of a block
EP3868095A4 (en) * 2018-11-26 2021-12-15 Huawei Technologies Co., Ltd. APPARATUS AND METHOD FOR DERIVATING A CHROMINANCE QUANTIFICATION PARAMETER
CN113557746B (zh) * 2019-03-12 2024-07-05 北京字节跳动网络技术有限公司 视频编解码中的复合三叉树
EP3939279A4 (en) * 2019-03-15 2022-08-31 Beijing Dajia Internet Information Technology Co., Ltd. SIGNALING LOSSLESS ENCODING IN VIDEO ENCODING
CN114026866B (zh) 2019-05-03 2025-10-03 交互数字Vc控股公司 用于视频编码和解码的色度处理
CN113841403B (zh) * 2019-05-15 2024-12-06 现代自动车株式会社 影像解码装置中使用的逆量化装置和方法
US11570439B2 (en) 2019-05-15 2023-01-31 Hyundai Motor Company Inverse quantization device and method used in video decoding device
KR102615093B1 (ko) * 2019-05-28 2023-12-19 삼성전자주식회사 작은 크기의 인트라 블록을 방지하기 위한 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
CN119342225A (zh) * 2019-06-10 2025-01-21 株式会社 Xris 用于对图像信号进行编码/解码方法及其装置
US11695960B2 (en) * 2019-06-14 2023-07-04 Qualcomm Incorporated Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding
US11277618B2 (en) * 2019-06-21 2022-03-15 Qualcomm Incorporated Increasing decoding throughput of intra-coded blocks
US12058325B2 (en) * 2019-06-23 2024-08-06 Sharp Kabushiki Kaisha Systems and methods for deriving quantization parameters for video blocks in video coding
WO2020262909A1 (ko) * 2019-06-28 2020-12-30 엘지전자 주식회사 크로마 양자화 파라미터 테이블을 사용하는 영상 디코딩 방법 및 그 장치
JP7293408B2 (ja) 2019-06-28 2023-06-19 エルジー エレクトロニクス インコーポレイティド 画像デコード方法及びその装置
KR102938659B1 (ko) * 2019-06-28 2026-03-11 엘지전자 주식회사 크로마 양자화 파라미터 데이터에 대한 영상 디코딩 방법 및 그 장치
US11418787B2 (en) * 2019-06-28 2022-08-16 Qualcomm Incorporated Chroma delta QP in video coding
US11381819B2 (en) 2019-07-05 2022-07-05 Qualcomm Incorporated Chroma delta quantization parameter (QP) in video coding
EP4407998A3 (en) * 2019-08-22 2024-09-25 LG Electronics Inc. Image decoding method using chroma quantization parameter, and apparatus therefor
CN119653085A (zh) * 2019-08-22 2025-03-18 Lg 电子株式会社 图像解码方法、图像编码方法和用于图像数据的传输方法
KR102655352B1 (ko) 2019-08-22 2024-04-04 엘지전자 주식회사 영상 디코딩 방법 및 그 장치
US12244805B2 (en) * 2019-08-23 2025-03-04 Qualcomm Incorporated Chroma quantization parameter (QP) derivation for video coding
AU2019232797A1 (en) * 2019-09-17 2021-04-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
CN120201190A (zh) * 2019-12-17 2025-06-24 阿里巴巴(中国)有限公司 视频处理方法及装置、非暂时性计算机可读存储介质
BR112022016900A2 (pt) * 2020-02-28 2022-10-25 Huawei Tech Co Ltd Codificador, decodificador e métodos correspondentes que simplificam sinalização de elementos de sintaxe de cabeçalho de fatia
US11558616B2 (en) * 2020-03-05 2023-01-17 Qualcomm Incorporated Methods for quantization parameter control for video coding with joined pixel/transform based quantization
CN116746148A (zh) * 2020-11-18 2023-09-12 北京达佳互联信息技术有限公司 用于视频编解码的残差和系数编解码
US11770535B2 (en) * 2021-02-19 2023-09-26 Samsung Display Co., Ltd. Systems and methods for joint color channel entropy encoding with positive reconstruction error
CN116527927B (zh) * 2021-11-11 2025-01-24 杭州海康威视数字技术股份有限公司 一种图像的解码方法、编码方法及装置
CN116668705B (zh) 2022-01-19 2024-10-29 杭州海康威视数字技术股份有限公司 一种图像解码方法、编码方法及装置
JP2023155630A (ja) * 2022-04-11 2023-10-23 シャープ株式会社 動画像符号化装置、動画像復号装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9001889B2 (en) * 2009-05-16 2015-04-07 Thomson Licensing Methods and apparatus for improved quantization rounding offset adjustment for video encoding and decoding
US20120189052A1 (en) * 2011-01-24 2012-07-26 Qualcomm Incorporated Signaling quantization parameter changes for coded units in high efficiency video coding (hevc)
KR101943049B1 (ko) * 2011-06-30 2019-01-29 에스케이텔레콤 주식회사 영상 부호화/복호화 방법 및 장치
US9161046B2 (en) * 2011-10-25 2015-10-13 Qualcomm Incorporated Determining quantization parameters for deblocking filtering for video coding
KR101965388B1 (ko) * 2011-11-04 2019-04-04 주식회사 골드피크이노베이션즈 양자화 계수 부/복호화 방법 및 이러한 방법을 사용하는 장치
JP6064580B2 (ja) * 2011-12-21 2017-01-25 株式会社Jvcケンウッド 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム、並びに送信装置、送信方法及び送信プログラム
TWI578764B (zh) * 2011-12-21 2017-04-11 Jvc Kenwood Corp Dynamic image decoding device, dynamic image decoding method, and dynamic image decoding program
US9538174B2 (en) * 2012-08-10 2017-01-03 Mediatek Inc. Method and apparatus for inverse scan of transform coefficients in HEVC
CN104541505B (zh) * 2012-09-28 2019-07-05 英特尔公司 层间内部模式预测方法、设备及装置
US9510002B2 (en) * 2013-09-09 2016-11-29 Apple Inc. Chroma quantization in video coding
KR101737861B1 (ko) * 2014-01-20 2017-05-19 한국전자통신연구원 변환 깊이 기반 dct 사이즈 결정 장치 및 방법
US10136141B2 (en) * 2014-06-11 2018-11-20 Qualcomm Incorporated Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding
WO2016090568A1 (en) 2014-12-10 2016-06-16 Mediatek Singapore Pte. Ltd. Binary tree block partitioning structure
US10212444B2 (en) 2016-01-15 2019-02-19 Qualcomm Incorporated Multi-type-tree framework for video coding

Similar Documents

Publication Publication Date Title
JP2019525585A5 (enExample)
JP2019519982A5 (enExample)
JP2019508971A5 (enExample)
JP2020503801A5 (enExample)
US12015781B2 (en) Image encoding and decoding of chroma block using luma block
JP2015508251A5 (enExample)
JP2017504249A5 (enExample)
JP2020502925A5 (enExample)
JP2015524216A5 (enExample)
JP2017508345A5 (enExample)
JP2019528025A5 (enExample)
JP2015507417A5 (enExample)
JP2018532319A5 (enExample)
JP2020523853A5 (enExample)
JP2019525605A (ja) 幾何学的変換ベースの適応ループフィルタリング
US20240129464A1 (en) Image segmentation method and apparatus for image encoding and decoding
JP2016507966A5 (enExample)
JP2023143935A5 (enExample)
JP2015507428A5 (enExample)
MX2015000134A (es) Metodo y aparato para codificar video por entropia, y metodo y aparato para decodificar video por entropia.
JP2016511975A5 (enExample)
KR20120035096A (ko) 쿼드 트리 변환 구조에서 부가 정보의 시그널링 방법 및 장치
JP2015507883A5 (enExample)
JP2015510313A5 (enExample)
JP2016530775A5 (enExample)