BR112022000214A2 - Método de decodificação de vídeo em - Google Patents
Método de decodificação de vídeo emInfo
- Publication number
- BR112022000214A2 BR112022000214A2 BR112022000214A BR112022000214A BR112022000214A2 BR 112022000214 A2 BR112022000214 A2 BR 112022000214A2 BR 112022000214 A BR112022000214 A BR 112022000214A BR 112022000214 A BR112022000214 A BR 112022000214A BR 112022000214 A2 BR112022000214 A2 BR 112022000214A2
- Authority
- BR
- Brazil
- Prior art keywords
- pixel
- current pixel
- current
- adjacent
- upper left
- Prior art date
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
- H04N19/174—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
- H04N19/186—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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- 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
-
- 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)
Abstract
método de decodificação de vídeo. em um processo de codificação e decodificação de vídeo são fornecidos um método e aparelho para determinar se uma fatia incluindo um pixel adjacente localizado no lado superior esquerdo ou inferior direito de um pixel atual entre os pixels adjacentes usados para um filtro em laço adaptativo do pixel atual é diferente de uma fatia incluindo o pixel atual, quando a fatia incluindo o pixel adjacente na localização superior esquerda ou inferior direita é diferente da fatia incluindo o pixel atual, determinar um valor do pixel adjacente localizado no lado superior esquerdo ou infe rior direito como um valor de um pixel mais próximo em uma direção horizontal do pixel adjacente localizado no lado superior esquerdo ou inferior direito entre os pixels incluídos na fatia incluindo o pixel atual, determinar um filtro em laço adaptativo in cluindo um coeficiente de filtro para o pixel atual e os pixels adjacentes com base nos valores do pixel atual e os pixels adjacentes,corrigir o valor do pixel atual usando os valores dos pixels adjacentes aplicar o filtro em laço adaptativo ao pixel atual e codificar/decodificar um bloco atual incluindo o pixel atual.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962872811P | 2019-07-11 | 2019-07-11 | |
PCT/KR2020/009085 WO2021006692A1 (ko) | 2019-07-11 | 2020-07-10 | 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112022000214A2 true BR112022000214A2 (pt) | 2022-02-22 |
Family
ID=74114655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112022000214A BR112022000214A2 (pt) | 2019-07-11 | 2020-07-10 | Método de decodificação de vídeo em |
Country Status (8)
Country | Link |
---|---|
US (1) | US20220132145A1 (pt) |
EP (1) | EP3998772A4 (pt) |
KR (1) | KR20220031002A (pt) |
CN (1) | CN114097227A (pt) |
AU (2) | AU2020309443A1 (pt) |
BR (1) | BR112022000214A2 (pt) |
MX (1) | MX2022000354A (pt) |
WO (1) | WO2021006692A1 (pt) |
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CN110494863B (zh) | 2018-03-15 | 2024-02-09 | 辉达公司 | 确定自主车辆的可驾驶自由空间 |
CN113811886B (zh) | 2019-03-11 | 2024-03-19 | 辉达公司 | 自主机器应用中的路口检测和分类 |
CN118138754A (zh) | 2019-06-14 | 2024-06-04 | 北京字节跳动网络技术有限公司 | 处理视频单元边界和虚拟边界 |
CN113994671B (zh) | 2019-06-14 | 2024-05-10 | 北京字节跳动网络技术有限公司 | 基于颜色格式处理视频单元边界和虚拟边界 |
US11436837B2 (en) * | 2019-06-25 | 2022-09-06 | Nvidia Corporation | Intersection region detection and classification for autonomous machine applications |
JP7291846B2 (ja) | 2019-07-09 | 2023-06-15 | 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のためのサンプル決定 |
KR102648121B1 (ko) | 2019-07-11 | 2024-03-18 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 적응적 루프 필터링에서의 샘플 패딩 |
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 |
US11788861B2 (en) | 2019-08-31 | 2023-10-17 | Nvidia Corporation | Map creation and localization for autonomous driving applications |
EP4018652A4 (en) | 2019-09-22 | 2022-11-02 | Beijing Bytedance Network Technology Co., Ltd. | FILLING METHOD IN AN ADAPTIVE LOOP FILTER |
JP7326600B2 (ja) * | 2019-09-27 | 2023-08-15 | 北京字節跳動網絡技術有限公司 | 異なるビデオユニット間の適応ループフィルタリング |
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 |
US11978266B2 (en) | 2020-10-21 | 2024-05-07 | Nvidia Corporation | Occupant attentiveness and cognitive load monitoring for autonomous and semi-autonomous driving applications |
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US9525884B2 (en) * | 2010-11-02 | 2016-12-20 | Hfi Innovation Inc. | Method and apparatus of slice boundary filtering for high efficiency video coding |
JP2012213128A (ja) * | 2011-03-24 | 2012-11-01 | Sony Corp | 画像処理装置および方法 |
KR20130034566A (ko) * | 2011-09-28 | 2013-04-05 | 한국전자통신연구원 | 제한된 오프셋 보상 및 루프 필터를 기반으로 하는 영상 부호화 및 복호화 방법 및 그 장치 |
US9462298B2 (en) * | 2011-10-21 | 2016-10-04 | Qualcomm Incorporated | Loop filtering around slice boundaries or tile boundaries in video coding |
AU2012327672B2 (en) * | 2011-10-24 | 2015-09-03 | Hfi Innovation Inc. | Method and apparatus for non-cross-tile loop filtering |
US20130128986A1 (en) * | 2011-11-23 | 2013-05-23 | Mediatek Inc. | Method and Apparatus of Slice Boundary Padding for Loop Filtering |
US8983218B2 (en) * | 2012-04-11 | 2015-03-17 | Texas Instruments Incorporated | Virtual boundary processing simplification for adaptive loop filtering (ALF) in video coding |
US20130343447A1 (en) * | 2012-06-25 | 2013-12-26 | Broadcom Corporation | Adaptive loop filter (ALF) padding in accordance with video coding |
KR102276854B1 (ko) * | 2014-07-31 | 2021-07-13 | 삼성전자주식회사 | 인루프 필터 파라미터 예측을 사용하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치 |
CN104702963B (zh) * | 2015-02-13 | 2017-11-24 | 北京大学 | 一种自适应环路滤波的边界处理方法及装置 |
US10455249B2 (en) * | 2015-03-20 | 2019-10-22 | Qualcomm Incorporated | Downsampling process for linear model prediction mode |
WO2016204531A1 (ko) * | 2015-06-16 | 2016-12-22 | 엘지전자(주) | 블록 경계에 따라 적응적으로 필터링을 수행하는 방법 및 장치 |
KR20190003497A (ko) * | 2016-05-02 | 2019-01-09 | 소니 주식회사 | 화상 처리 장치 및 화상 처리 방법 |
US10484712B2 (en) * | 2016-06-08 | 2019-11-19 | Qualcomm Incorporated | Implicit coding of reference line index used in intra prediction |
US11272175B2 (en) * | 2016-10-05 | 2022-03-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Deringing filter for video coding |
KR20200005539A (ko) * | 2017-04-11 | 2020-01-15 | 브이아이디 스케일, 인크. | 면 연속성을 사용하는 360 도 비디오 코딩 |
US11641488B2 (en) * | 2017-11-01 | 2023-05-02 | Vid Scale, Inc. | Methods for simplifying adaptive loop filter in video coding |
KR20190057910A (ko) * | 2017-11-21 | 2019-05-29 | 디지털인사이트 주식회사 | 적응적 루프 필터를 사용하는 비디오 코딩 방법 및 장치 |
CN109600611B (zh) * | 2018-11-09 | 2021-07-13 | 北京达佳互联信息技术有限公司 | 环路滤波方法、环路滤波装置、电子设备和可读介质 |
JP7291846B2 (ja) * | 2019-07-09 | 2023-06-15 | 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のためのサンプル決定 |
US11432015B2 (en) * | 2019-07-11 | 2022-08-30 | Qualcomm Incorporated | Adaptive loop filtering across raster-scan slices |
-
2020
- 2020-07-10 WO PCT/KR2020/009085 patent/WO2021006692A1/ko unknown
- 2020-07-10 MX MX2022000354A patent/MX2022000354A/es unknown
- 2020-07-10 BR BR112022000214A patent/BR112022000214A2/pt unknown
- 2020-07-10 KR KR1020227000730A patent/KR20220031002A/ko unknown
- 2020-07-10 CN CN202080050565.4A patent/CN114097227A/zh active Pending
- 2020-07-10 AU AU2020309443A patent/AU2020309443A1/en not_active Abandoned
- 2020-07-10 EP EP20837156.7A patent/EP3998772A4/en active Pending
-
2022
- 2022-01-11 US US17/573,181 patent/US20220132145A1/en active Pending
-
2023
- 2023-11-24 AU AU2023270341A patent/AU2023270341A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP3998772A1 (en) | 2022-05-18 |
US20220132145A1 (en) | 2022-04-28 |
MX2022000354A (es) | 2022-02-03 |
EP3998772A4 (en) | 2023-06-07 |
AU2023270341A1 (en) | 2023-12-14 |
KR20220031002A (ko) | 2022-03-11 |
WO2021006692A1 (ko) | 2021-01-14 |
CN114097227A (zh) | 2022-02-25 |
AU2020309443A1 (en) | 2022-02-10 |
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