BR112021003869A2 - predição temporal de parâmetros de filtro de loop adaptativo com consumo reduzido de memória para codificação de vídeo - Google Patents

predição temporal de parâmetros de filtro de loop adaptativo com consumo reduzido de memória para codificação de vídeo Download PDF

Info

Publication number
BR112021003869A2
BR112021003869A2 BR112021003869-8A BR112021003869A BR112021003869A2 BR 112021003869 A2 BR112021003869 A2 BR 112021003869A2 BR 112021003869 A BR112021003869 A BR 112021003869A BR 112021003869 A2 BR112021003869 A2 BR 112021003869A2
Authority
BR
Brazil
Prior art keywords
alf
blocks
video
parameters
video data
Prior art date
Application number
BR112021003869-8A
Other languages
English (en)
Portuguese (pt)
Inventor
Hilmi Enes EGILMEZ
Nan Hu
Vadim SEREGIN
Wei-Jung Chien
Marta Karczewicz
Original Assignee
Qualcomm Incorporated
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 Incorporated filed Critical Qualcomm Incorporated
Publication of BR112021003869A2 publication Critical patent/BR112021003869A2/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
    • H04N19/117—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
    • H04N19/169—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • 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
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112021003869-8A 2018-09-12 2019-09-12 predição temporal de parâmetros de filtro de loop adaptativo com consumo reduzido de memória para codificação de vídeo BR112021003869A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862730504P 2018-09-12 2018-09-12
US62/730,504 2018-09-12
US16/567,966 2019-09-11
US16/567,966 US11284075B2 (en) 2018-09-12 2019-09-11 Prediction of adaptive loop filter parameters with reduced memory consumption for video coding
PCT/US2019/050836 WO2020056151A1 (en) 2018-09-12 2019-09-12 Temporal prediction of adaptive loop filter parameters with reduced memory consumption for video coding

Publications (1)

Publication Number Publication Date
BR112021003869A2 true BR112021003869A2 (pt) 2021-05-18

Family

ID=69719828

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021003869-8A BR112021003869A2 (pt) 2018-09-12 2019-09-12 predição temporal de parâmetros de filtro de loop adaptativo com consumo reduzido de memória para codificação de vídeo

Country Status (16)

Country Link
US (1) US11284075B2 (https=)
EP (1) EP3850854A1 (https=)
JP (1) JP7438196B2 (https=)
KR (1) KR20210055043A (https=)
CN (1) CN112655217B (https=)
AU (1) AU2019338456B2 (https=)
BR (1) BR112021003869A2 (https=)
CA (1) CA3109370A1 (https=)
CO (1) CO2021003109A2 (https=)
IL (1) IL280716A (https=)
MX (1) MX2021002862A (https=)
PH (1) PH12021550293A1 (https=)
SA (1) SA521421337B1 (https=)
SG (1) SG11202101278UA (https=)
WO (1) WO2020056151A1 (https=)
ZA (1) ZA202102351B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11451773B2 (en) 2018-06-01 2022-09-20 Qualcomm Incorporated Block-based adaptive loop filter (ALF) design and signaling
US11051017B2 (en) 2018-12-20 2021-06-29 Qualcomm Incorporated Adaptive loop filter (ALF) index signaling
US11683487B2 (en) 2019-03-26 2023-06-20 Qualcomm Incorporated Block-based adaptive loop filter (ALF) with adaptive parameter set (APS) in video coding
US11743459B2 (en) 2020-09-29 2023-08-29 Qualcomm Incorporated Filtering process for video coding
US11825101B2 (en) * 2020-10-05 2023-11-21 Qualcomm Incorporated Joint-component neural network based filtering during video coding
CN113422966B (zh) * 2021-05-27 2024-05-24 绍兴市北大信息技术科创中心 一种多模型cnn环路滤波方法
US12113996B2 (en) * 2021-12-06 2024-10-08 Tencent America LLC Arrangement of adaptive loop filter coefficients for fast vectorized transpositions
WO2026019910A1 (en) * 2024-07-18 2026-01-22 Beijing Dajia Internet Information Technology Co., Ltd Cross-component sample adaptive offset

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3061278B2 (ja) * 1988-04-29 2000-07-10 ゼロックスコーポレーション 可変ビット長コード語のビット長通信方法
US9094658B2 (en) * 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
US9277228B2 (en) * 2011-07-18 2016-03-01 Qualcomm Incorporated Adaptation parameter sets for video coding
US20130113880A1 (en) * 2011-11-08 2013-05-09 Jie Zhao High Efficiency Video Coding (HEVC) Adaptive Loop Filter
US9386305B2 (en) * 2011-11-28 2016-07-05 Qualcomm Incorporated Largest coding unit (LCU) or partition-based syntax for adaptive loop filter and sample adaptive offset in video coding
IN2015DN02130A (https=) * 2012-09-27 2015-08-14 Dolby Lab Licensing Corp
WO2014072571A1 (en) * 2012-10-01 2014-05-15 Nokia Corporation Method and apparatus for scalable video coding
US9807419B2 (en) * 2014-06-25 2017-10-31 Qualcomm Incorporated Recovery point SEI message in multi-layer video codecs
US10057574B2 (en) * 2015-02-11 2018-08-21 Qualcomm Incorporated Coding tree unit (CTU) level adaptive loop filter (ALF)
WO2017192995A1 (en) 2016-05-06 2017-11-09 Vid Scale, Inc. Method and system for decoder-side intra mode derivation for block-based video coding
WO2018122092A1 (en) 2016-12-30 2018-07-05 Telefonaktiebolaget Lm Ericsson (Publ) Methods, apparatus, and computer programs for decoding media
US10506230B2 (en) 2017-01-04 2019-12-10 Qualcomm Incorporated Modified adaptive loop filter temporal prediction for temporal scalability support
JP2020120141A (ja) * 2017-05-26 2020-08-06 シャープ株式会社 動画像符号化装置及び動画像復号装置、フィルタ装置
CN116634154A (zh) * 2017-09-08 2023-08-22 株式会社Kt 视频信号处理方法及装置
US10863175B2 (en) * 2018-03-01 2020-12-08 Panasonic Intellectual Property Corporation Of America Encoder, and decoder, encoding method, decoding method
EP4568247A3 (en) * 2018-03-29 2025-07-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Concept for enhancing parallel coding capabilities
US11451773B2 (en) 2018-06-01 2022-09-20 Qualcomm Incorporated Block-based adaptive loop filter (ALF) design and signaling
US20200029096A1 (en) * 2018-07-17 2020-01-23 Qualcomm Incorporated Combined inverse dynamic range adjustment (dra) and loop filter technique
US11051017B2 (en) 2018-12-20 2021-06-29 Qualcomm Incorporated Adaptive loop filter (ALF) index signaling

Also Published As

Publication number Publication date
JP2022500903A (ja) 2022-01-04
CA3109370A1 (en) 2020-03-19
CO2021003109A2 (es) 2021-03-19
SA521421337B1 (ar) 2024-02-13
PH12021550293A1 (en) 2021-10-25
AU2019338456B2 (en) 2023-04-27
SG11202101278UA (en) 2021-03-30
IL280716A (en) 2021-03-25
US20200084444A1 (en) 2020-03-12
ZA202102351B (en) 2022-10-26
CN112655217A (zh) 2021-04-13
KR20210055043A (ko) 2021-05-14
JP7438196B2 (ja) 2024-02-26
EP3850854A1 (en) 2021-07-21
AU2019338456A1 (en) 2021-03-11
CN112655217B (zh) 2023-09-12
MX2021002862A (es) 2021-05-28
US11284075B2 (en) 2022-03-22
WO2020056151A1 (en) 2020-03-19

Similar Documents

Publication Publication Date Title
TWI889023B (zh) 視訊寫碼中之三角合併模式索引之發信
TWI853918B (zh) 用於視訊寫碼之區塊內複製合併資料語法
TWI843809B (zh) 用於視訊寫碼中具有運動向量差之合併模式之信令傳輸
EP3970379B1 (en) Multiple adaptive loop filter sets for video coding
US11539982B2 (en) Merge estimation region for multi-type-tree block structure
TWI894393B (zh) 用於在視訊寫碼中最可能模式列表建構的解碼器側幀內模式推導
BR112021003869A2 (pt) predição temporal de parâmetros de filtro de loop adaptativo com consumo reduzido de memória para codificação de vídeo
EP3900336A1 (en) Adaptive loop filtering classification in video coding
BR112021014603A2 (pt) Geração de lista de preditores de vetor de movimento para modo de cópia de intrabloco em codificação de vídeo
CN113557723B (zh) 使用不同的色度格式的三角预测单元模式中的视频译码
CN114731394A (zh) 用于视频编解码的角度帧内预测模式的位置相关帧内预测组合
EP4018654A1 (en) Low-frequency non-separable transform (lfnst) signaling
BR112021000640A2 (pt) Arredondamento de vetores de movimento para resolução de diferença de vetor de movimento adaptativa e precisão de armazenamento de vetor de movimento aumentada em codificação de vídeo
CN115176472B (zh) 用于合并估计区域的基于历史的运动向量预测约束
US20210314567A1 (en) Block partitioning for image and video coding
EP3857891A1 (en) Restrictions for the worst-case bandwidth reduction in video coding
KR20250128971A (ko) 적응형 루프 필터 분류기들
RU2803195C2 (ru) Временное предсказание параметров адаптивного контурного фильтра со сниженным потреблением памяти для кодирования видео
KR20260026486A (ko) 비디오 데이터를 코딩하기 위한 인트라 블록 카피 예측을 위한 블록 벡터 탐색
TW202123697A (zh) 在用於視訊寫碼之較高語法層級處經信令傳輸之恆定圖塊標頭參數
HK40063521B (zh) 视频译码中的简化帧内色度模式译码

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2845 DE 15-07-2025 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.