IN2014MN01927A - - Google Patents

Download PDF

Info

Publication number
IN2014MN01927A
IN2014MN01927A IN1927MUN2014A IN2014MN01927A IN 2014MN01927 A IN2014MN01927 A IN 2014MN01927A IN 1927MUN2014 A IN1927MUN2014 A IN 1927MUN2014A IN 2014MN01927 A IN2014MN01927 A IN 2014MN01927A
Authority
IN
India
Prior art keywords
equivalent
common edge
deblock
video coder
qps
Prior art date
Application number
Other languages
English (en)
Inventor
Auwera Geert Van Der
Rajan Laxman Joshi
Marta Karczewicz
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014MN01927A publication Critical patent/IN2014MN01927A/en

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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IN1927MUN2014 2012-04-03 2013-03-12 IN2014MN01927A (forum.php)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201261619820P 2012-04-03 2012-04-03
US201261637542P 2012-04-24 2012-04-24
US13/793,942 US9756327B2 (en) 2012-04-03 2013-03-11 Quantization matrix and deblocking filter adjustments for video coding
PCT/US2013/030466 WO2013151684A1 (en) 2012-04-03 2013-03-12 Quantization matrix and deblocking filter adjustments for video coding

Publications (1)

Publication Number Publication Date
IN2014MN01927A true IN2014MN01927A (forum.php) 2015-07-10

Family

ID=49235004

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1927MUN2014 IN2014MN01927A (forum.php) 2012-04-03 2013-03-12

Country Status (5)

Country Link
US (1) US9756327B2 (forum.php)
EP (1) EP2834976A1 (forum.php)
CN (1) CN104303501B (forum.php)
IN (1) IN2014MN01927A (forum.php)
WO (1) WO2013151684A1 (forum.php)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9008180B2 (en) 2011-04-21 2015-04-14 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding images using a prediction method adopting in-loop filtering
WO2013064654A1 (en) * 2011-11-03 2013-05-10 Panasonic Corporation Efficient rounding for deblocking
WO2013102293A1 (en) * 2012-01-04 2013-07-11 Mediatek Singapore Pte. Ltd. Improvements of luma-based chroma intra prediction
US9451258B2 (en) 2012-04-03 2016-09-20 Qualcomm Incorporated Chroma slice-level QP offset and deblocking
US9510002B2 (en) 2013-09-09 2016-11-29 Apple Inc. Chroma quantization in video coding
US20180167615A1 (en) * 2015-06-07 2018-06-14 Sharp Kabushiki Kaisha Systems and methods for optimizing video coding based on a luminance transfer function or video color component values
US10560695B2 (en) 2015-06-26 2020-02-11 Telefonaktiebolaget Lm Ericsson (Publ) Encoding and decoding of pictures in a video
WO2017093188A1 (en) * 2015-11-30 2017-06-08 Telefonaktiebolaget Lm Ericsson (Publ) Encoding and decoding of pictures in a video
EP4199515A1 (en) * 2016-05-27 2023-06-21 SHARP Kabushiki Kaisha Systems and methods for varying quantization parameters
US10880564B2 (en) * 2016-10-01 2020-12-29 Qualcomm Incorporated Transform selection for video coding
WO2018117938A1 (en) * 2016-12-23 2018-06-28 Telefonaktiebolaget Lm Ericsson (Publ) Deringing filter for video coding
US10904531B2 (en) * 2017-03-23 2021-01-26 Qualcomm Incorporated Adaptive parameters for coding of 360-degree video
EP3484151A1 (en) * 2017-11-13 2019-05-15 Thomson Licensing Method and apparatus for generating quantization matrices in video encoding and decoding
US11064196B2 (en) * 2018-09-03 2021-07-13 Qualcomm Incorporated Parametrizable, quantization-noise aware bilateral filter for video coding
ES2952079T3 (es) * 2019-01-09 2023-10-26 Huawei Tech Co Ltd Dimensionamiento de subimágenes en la codificación de vídeo
EP3925227A4 (en) 2019-02-15 2022-11-16 Telefonaktiebolaget Lm Ericsson (Publ) UNBLOCKING TRANSFORM SUB-BLOCK LIMITS
MX2021014277A (es) * 2019-05-24 2022-01-06 Digital Insights Inc Metodo y aparato de codificacion de video que utilizan conjunto de parametros adaptativos.
MX2021004541A (es) * 2019-06-25 2021-06-15 Guangdong Oppo Mobile Telecommunications Corp Ltd Metodo de codificacion de imagenes, metodo de decodificacion de imagenes, codificador, decodificador y medio de almacenamiento.
EP3970369A4 (en) 2019-06-28 2022-07-20 ByteDance Inc. TECHNIQUES FOR MODIFYING A QUANTIZE PARAMETER IN A TRANSFORM JUMP MODE
CN116112667A (zh) * 2019-08-15 2023-05-12 北京达佳互联信息技术有限公司 使用调色板模式的视频编解码的方法和装置
US11438584B2 (en) 2019-08-16 2022-09-06 Apple Inc. Adaptive bilateral filtering using look-up tables
WO2021043165A1 (en) * 2019-09-02 2021-03-11 Beijing Bytedance Network Technology Co., Ltd. Chroma deblocking harmonization for video coding
WO2021045059A1 (ja) * 2019-09-02 2021-03-11 日本放送協会 符号化装置、復号装置、及びプログラム
EP4022931A4 (en) * 2019-09-23 2023-01-04 Huawei Technologies Co., Ltd. APPARATUS AND METHOD FOR PERFORMING UNBLOCKING
EP4088456A4 (en) 2020-02-05 2023-06-21 Beijing Bytedance Network Technology Co., Ltd. PALETTE MODE FOR A LOCAL DUAL TREE
KR102752278B1 (ko) 2020-02-05 2025-01-10 두인 비전 컴퍼니 리미티드 크로마 컴포넌트에 대한 디블로킹 파라미터
CN115606184A (zh) 2020-04-01 2023-01-13 抖音视界有限公司（Cn） 对量化参数增量的信令通知的控制
BR112022020366A2 (pt) 2020-04-07 2022-11-29 Beijing Bytedance Network Tech Co Ltd Método de processamento de vídeo, aparelho para processamento de dados de vídeo e meios de armazenamento e de gravação não transitórios legíveis por computador
CN115668917A (zh) 2020-04-09 2023-01-31 抖音视界有限公司 视频编解码中的去块信令通知
CN115486064A (zh) 2020-04-10 2022-12-16 抖音视界有限公司 标头语法元素和自适应参数集的使用
WO2021209061A1 (en) 2020-04-17 2021-10-21 Beijing Bytedance Network Technology Co., Ltd. Presence of adaptation parameter set units
WO2021222036A1 (en) 2020-04-26 2021-11-04 Bytedance Inc. Conditional signaling of video coding syntax elements
CN114827630B (zh) * 2022-03-11 2023-06-06 华南理工大学 基于频域分布学习cu深度划分方法、系统、装置及介质
CN118333181B (zh) * 2024-04-09 2024-09-13 浙江大学 一种利用量子程序中的同构性以促进自信验证的方法和系统

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10300048B4 (de) * 2002-01-05 2005-05-12 Samsung Electronics Co., Ltd., Suwon Verfahren und Vorrichtung zur Bildcodierung und -decodierung
US7167522B2 (en) * 2003-02-27 2007-01-23 Texas Instruments Incorporated Video deblocking filter
US20050190836A1 (en) * 2004-01-30 2005-09-01 Jiuhuai Lu Process for maximizing the effectiveness of quantization matrices in video codec systems
US7539248B2 (en) * 2004-04-29 2009-05-26 Mediatek Incorporation Adaptive de-blocking filtering apparatus and method for MPEG video decoder
EP1675402A1 (en) * 2004-12-22 2006-06-28 Thomson Licensing Optimisation of a quantisation matrix for image and video coding
JP4769605B2 (ja) * 2006-03-17 2011-09-07 富士通株式会社 動画像符号装置及び方法
BRPI0621935A2 (pt) * 2006-07-28 2016-09-13 Toshiba Kk Toshiba Corp método e aparelho para codificar e decodificar imagem
CN105430399A (zh) * 2006-11-08 2016-03-23 汤姆逊许可证公司 用于环内去伪影滤波的方法和设备
JP2008193627A (ja) 2007-01-12 2008-08-21 Mitsubishi Electric Corp 画像符号化装置、画像復号装置、および画像符号化方法、画像復号方法
JP2008182562A (ja) 2007-01-25 2008-08-07 Matsushita Electric Ind Co Ltd 量子化マトリクスを用いた適応的デブロッキングフィルタリングの方法と装置
JP4847890B2 (ja) * 2007-02-16 2011-12-28 パナソニック株式会社 符号化方式変換装置
JP2009004920A (ja) * 2007-06-19 2009-01-08 Panasonic Corp 画像符号化装置および画像符号化方法
US8150187B1 (en) 2007-11-29 2012-04-03 Lsi Corporation Baseband signal quantizer estimation
KR101375663B1 (ko) * 2007-12-06 2014-04-03 삼성전자주식회사 영상을 계층적으로 부호화/복호화하는 방법 및 장치
US8743972B2 (en) * 2007-12-20 2014-06-03 Vixs Systems, Inc. Coding adaptive deblocking filter and method for use therewith
US20090304086A1 (en) 2008-06-06 2009-12-10 Apple Inc. Method and system for video coder and decoder joint optimization
WO2009157579A1 (ja) * 2008-06-27 2009-12-30 ソニー株式会社 画像処理装置及び画像処理方法
JPWO2009157580A1 (ja) * 2008-06-27 2011-12-15 ソニー株式会社 画像処理装置及び画像処理方法
JP2013524715A (ja) 2010-04-13 2013-06-17 サムスン エレクトロニクス カンパニー リミテッド ツリー構造符号化単位に基づいたデブロッキング・フィルタリングを行うビデオ符号化方法及びその装置、並びに復号化方法及びその装置
US20110261880A1 (en) * 2010-04-27 2011-10-27 Sony Corporation Boundary adaptive intra prediction for improving subjective video quality
US9042440B2 (en) 2010-12-03 2015-05-26 Qualcomm Incorporated Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding
WO2012153538A1 (en) 2011-05-11 2012-11-15 Panasonic Corporation Methods for encoding and decoding video using an adaptive filtering process
US9510020B2 (en) * 2011-10-20 2016-11-29 Qualcomm Incorporated Intra pulse code modulation (IPCM) and lossless coding mode deblocking for video coding
US9774851B2 (en) * 2011-11-03 2017-09-26 Sun Patent Trust Quantization parameter for blocks coded in the PCM mode
US9451258B2 (en) * 2012-04-03 2016-09-20 Qualcomm Incorporated Chroma slice-level QP offset and deblocking

Also Published As

Publication number Publication date
CN104303501A (zh) 2015-01-21
US20130259120A1 (en) 2013-10-03
CN104303501B (zh) 2017-12-05
US9756327B2 (en) 2017-09-05
EP2834976A1 (en) 2015-02-11
WO2013151684A1 (en) 2013-10-10

Similar Documents

Publication Publication Date Title
IN2014MN01927A (forum.php)
PH12014502045A1 (en) Chroma slice-level qp offset and deblocking
MY165342A (en) Filtering method for performing deblocking filtering on a boundary between an intra pulse code modulation block and a non-intra pulse code modulation block which are adjacent to each other in an image
EP3861728A4 (en) COMPLEXITY REDUCTION IN A DERIVATION OF PARAMETERS FOR AN INTRA PREDICTION
EP3360329A4 (en) METHOD AND DEVICE FOR AN INTRAPRADICATION MODE WITH AN INTRAPREDICATION FILTER FOR VIDEO AND IMAGE COMPRESSION
SG10201608824QA (en) Quantization parameter (qp) coding in video coding
IN2014CN03177A (forum.php)
EP3178228A4 (en) Method of deblocking for intra block copy in video coding
EP3243330A4 (en) Method and apparatus for palette index coding in video and image compression
EP3376764A4 (en) METHOD AND DEVICE FOR COEFFICIENT-INDUCED INTRAPREDICATION IN A BILDCODING SYSTEM
EP3342163A4 (en) METHOD AND APPARATUS OF ADVANCED UNBLOCKING FILTER IN VIDEO CODING
EP2742684A4 (en) METHOD AND APPARATUS FOR CODING INTRA-HEVC MODES
MX352966B (es) Dispositivo y método de procesamiento de imágenes.
EP3257249A4 (en) Method and apparatus of non-square intra prediction for chroma components in coding system with quad-tree and binary-tree partition
EP3349448A4 (en) INTRAPREDICATION PROCESS AND DEVICE IN A VIDEO CORDING SYSTEM
EP3355578A4 (en) METHOD AND APPARATUS FOR INTER PREDICTION IN AN IMAGE ENCODING SYSTEM
EP3335421A4 (en) METHOD AND DEVICE FOR CONTEXT MODELING FOR SYNTAX ELEMENTS IN IMAGE AND VIDEO CODING
PT2685724T (pt) Método de intra previsão de bloco de crominância usando amostra de luminância e aparelho a usar o mesmo
HUE046926T2 (hu) Kvantálási paraméter (QP) értékek és delta QP értékek meghatározása paletta-kódolt blokkokhoz videó kódolásban
EP3007447A4 (en) Method for improving intra-prediction of diagonal mode in video coding
PT2988504T (pt) Desblocagem de modo de codificação por modulação de codificação intra impulso (ipcm) e de modo de codificação sem perdas, para codificação de vídeo
ZA201208461B (en) Video encoding method and video encoding apparatus and video decoding method and video decoding apparatus,which perform deblocking filtering based on treestructure encoding units
IN2014CN03163A (forum.php)
EP3087738A4 (en) Method and apparatus for palette coding with cross block prediction
SG10202109354UA (en) Length-adaptive deblocking filtering in video coding