KR20220006057A - 비디오 코딩에서 아핀 선형 가중 인트라 예측 - Google Patents

비디오 코딩에서 아핀 선형 가중 인트라 예측 Download PDF

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KR20220006057A
KR20220006057A KR1020217035523A KR20217035523A KR20220006057A KR 20220006057 A KR20220006057 A KR 20220006057A KR 1020217035523 A KR1020217035523 A KR 1020217035523A KR 20217035523 A KR20217035523 A KR 20217035523A KR 20220006057 A KR20220006057 A KR 20220006057A
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block
alwip
coded
intra prediction
current block
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아다르쉬 크리쉬난 라마수브라모니안
더 아우베라 게르트 판
반 루옹 팜
마르타 카르체비츠
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퀄컴 인코포레이티드
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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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/134—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
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/10—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
    • H04N19/436—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 using parallelised computational 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020217035523A 2019-05-09 2020-05-06 비디오 코딩에서 아핀 선형 가중 인트라 예측 Pending KR20220006057A (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962845790P 2019-05-09 2019-05-09
US62/845,790 2019-05-09
US201962864320P 2019-06-20 2019-06-20
US62/864,320 2019-06-20
US16/867,208 2020-05-05
US16/867,208 US11284093B2 (en) 2019-05-09 2020-05-05 Affine linear weighted intra prediction in video coding
PCT/US2020/031651 WO2020227393A1 (en) 2019-05-09 2020-05-06 Affine linear weighted intra prediction in video coding

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KR20220006057A true KR20220006057A (ko) 2022-01-14

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KR (1) KR20220006057A (https=)
CN (1) CN113785567B (https=)
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CA (1) CA3137705A1 (https=)
CL (1) CL2021002932A1 (https=)
CO (1) CO2021014981A2 (https=)
IL (1) IL287017B2 (https=)
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PH (1) PH12021552596A1 (https=)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024147584A1 (ko) * 2023-01-02 2024-07-11 엘지전자 주식회사 인트라 예측에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210156351A (ko) * 2017-07-07 2021-12-24 삼성전자주식회사 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
US11178396B2 (en) * 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation
CN116506608B (zh) 2019-01-02 2025-12-19 Oppo广东移动通信有限公司 色度帧内预测方法和装置、及计算机存储介质
CN113647106B (zh) * 2019-03-05 2024-08-13 弗劳恩霍夫应用研究促进协会 混合视频编码工具的用例驱动上下文模型选择
MX2021012229A (es) 2019-04-12 2021-11-03 Beijing Bytedance Network Tech Co Ltd Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz.
CN117499656A (zh) 2019-04-16 2024-02-02 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
CN119277061A (zh) 2019-04-27 2025-01-07 数码士有限公司 基于帧内预测处理视频信号的方法和设备
EP3949391A4 (en) * 2019-05-01 2022-05-25 Beijing Bytedance Network Technology Co., Ltd. MATRIX-BASED INTRAPREDICTION USING FILTRATION
WO2020221372A1 (en) 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Context coding for matrix-based intra prediction
US11284093B2 (en) 2019-05-09 2022-03-22 Qualcomm Incorporated Affine linear weighted intra prediction in video coding
US20230057982A1 (en) * 2019-05-15 2023-02-23 Beijing Bytedance Network Technology Co., Ltd. Matrix-based intra prediction using filtering
KR102698314B1 (ko) 2019-05-22 2024-08-26 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 업샘플링을 이용한 행렬 기반 인트라 예측
WO2020239017A1 (en) 2019-05-31 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. One-step downsampling process in matrix-based intra prediction
CN117241014A (zh) * 2019-06-05 2023-12-15 华为技术有限公司 Mpm列表构建方法、色度块的帧内预测模式获取方法及装置
JP2022534320A (ja) * 2019-06-05 2022-07-28 北京字節跳動網絡技術有限公司 マトリクスベースイントラ予測のためのコンテキスト決定
CN120281903A (zh) 2019-06-13 2025-07-08 Lg 电子株式会社 图像编码/解码方法以及发送比特流的方法
JP7401566B2 (ja) * 2019-06-24 2023-12-19 ヒョンダイ モーター カンパニー 動画データのイントラ予測コーディングのための方法及び記録媒体
AU2019204437B2 (en) * 2019-06-24 2022-02-03 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
US11284073B2 (en) 2019-07-08 2022-03-22 Hyundai Motor Company Method and apparatus for intra prediction coding of video data involving matrix based intra-prediction
US11943478B2 (en) * 2019-09-19 2024-03-26 Telefonaktiebolaget Lm Ericsson (Publ) Allowing a matrix based intra prediction block to have multiple transform blocks
KR20260003392A (ko) 2019-10-28 2026-01-06 두인 비전 컴퍼니 리미티드 색상 성분에 기초한 신택스 시그널링 및 파싱
CN117499628A (zh) * 2020-03-26 2024-02-02 阿里巴巴（中国）有限公司 用于对视频进行编码或解码的方法和装置
WO2024007157A1 (zh) * 2022-07-05 2024-01-11 Oppo广东移动通信有限公司 多参考行索引列表排序方法、视频编解码方法、装置和系统

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8902978B2 (en) * 2010-05-30 2014-12-02 Lg Electronics Inc. Enhanced intra prediction mode signaling
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
US9544566B2 (en) * 2012-12-14 2017-01-10 Qualcomm Incorporated Disparity vector derivation
US10110895B2 (en) * 2013-12-13 2018-10-23 Qualcomm Incorporated Signaling of simplified depth coding (SDC) for depth intra- and inter-prediction modes in 3D video coding
US10531084B2 (en) * 2015-06-15 2020-01-07 Lg Electronics Inc. Intra prediction mode based image processing method, and apparatus therefor
PL3414900T3 (pl) * 2016-03-15 2025-10-27 Hfi Innovation Inc. Sposób oraz urządzenie do kodowania wideo z afiniczną kompensacją ruchu
US10368107B2 (en) * 2016-08-15 2019-07-30 Qualcomm Incorporated Intra video coding using a decoupled tree structure
US10616582B2 (en) * 2016-09-30 2020-04-07 Qualcomm Incorporated Memory and bandwidth reduction of stored data in image/video coding
US10555006B2 (en) * 2016-12-22 2020-02-04 Qualcomm Incorporated Deriving bilateral filter information based on a prediction mode in video coding
US11025903B2 (en) * 2017-01-13 2021-06-01 Qualcomm Incorporated Coding video data using derived chroma mode
US10708591B2 (en) * 2017-03-20 2020-07-07 Qualcomm Incorporated Enhanced deblocking filtering design in video coding
KR102622452B1 (ko) 2018-09-13 2024-01-09 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 아핀 선형 가중 인트라 예측
TWI755665B (zh) * 2018-12-20 2022-02-21 弗勞恩霍夫爾協會 使用具有鄰近取樣縮減的線性或仿射變換的內預測
US11134257B2 (en) * 2019-04-04 2021-09-28 Tencent America LLC Simplified signaling method for affine linear weighted intra prediction mode
EP3949391A4 (en) 2019-05-01 2022-05-25 Beijing Bytedance Network Technology Co., Ltd. MATRIX-BASED INTRAPREDICTION USING FILTRATION
US11284093B2 (en) 2019-05-09 2022-03-22 Qualcomm Incorporated Affine linear weighted intra prediction in video coding

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024147584A1 (ko) * 2023-01-02 2024-07-11 엘지전자 주식회사 인트라 예측에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체

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CA3137705A1 (en) 2020-11-12
WO2020227393A1 (en) 2020-11-12
JP7548939B2 (ja) 2024-09-10
CO2021014981A2 (es) 2022-01-17
JP2022531333A (ja) 2022-07-06
SA521430741B1 (ar) 2024-11-27
TW202101988A (zh) 2021-01-01
AU2020267472A1 (en) 2021-11-11
MX2021013659A (es) 2022-01-06
IL287017B1 (en) 2024-04-01
CN113785567A (zh) 2021-12-10
ZA202108781B (en) 2025-01-29
US11284093B2 (en) 2022-03-22
CN113785567B (zh) 2024-10-29
CL2021002932A1 (es) 2022-07-29
EP3967034A1 (en) 2022-03-16
TWI868133B (zh) 2025-01-01
AU2020267472B2 (en) 2025-08-28
IL287017A (en) 2021-12-01
US20220248035A1 (en) 2022-08-04
BR112021021389A2 (pt) 2021-12-21
US20200359033A1 (en) 2020-11-12
PH12021552596A1 (en) 2022-07-11
IL287017B2 (en) 2024-08-01
US11695940B2 (en) 2023-07-04

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