JP7455869B2 - イントラ予測を用いた符号化 - Google Patents

イントラ予測を用いた符号化 Download PDF

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JP7455869B2
JP7455869B2 JP2021574164A JP2021574164A JP7455869B2 JP 7455869 B2 JP7455869 B2 JP 7455869B2 JP 2021574164 A JP2021574164 A JP 2021574164A JP 2021574164 A JP2021574164 A JP 2021574164A JP 7455869 B2 JP7455869 B2 JP 7455869B2
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intra
prediction
block
matrix
vector
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JP2022536181A (ja
Inventor
ファフ・ヨナサン
ヒンツ・トビアス
ヘレ・フィリップ
マークル・フィリップ
スタレンバーガー・ビョルン
シェーファー・ミヒャエル
ブロス・ベンジャミン
ヴィンケン・マーティン
シークマン・ミシャ
シュヴァルツ・ハイコー
マルペ・デトレフ
ヴィーガンド・トーマス
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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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
    • H04N19/10—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/46—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
    • H04N19/593—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
    • H04N19/70—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021574164A 2019-06-14 2020-06-10 イントラ予測を用いた符号化 Active JP7455869B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2024039409A JP7665822B2 (ja) 2019-06-14 2024-03-13 イントラ予測を用いた符号化
JP2025064240A JP2025106466A (ja) 2019-06-14 2025-04-09 イントラ予測を用いた符号化

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP19180383.2 2019-06-14
EP19180383 2019-06-14
PCT/EP2020/066124 WO2020249633A1 (en) 2019-06-14 2020-06-10 Coding of intra-prediction modes

Related Child Applications (1)

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JP2024039409A Division JP7665822B2 (ja) 2019-06-14 2024-03-13 イントラ予測を用いた符号化

Publications (2)

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JP2022536181A JP2022536181A (ja) 2022-08-12
JP7455869B2 true JP7455869B2 (ja) 2024-03-26

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JP2021574164A Active JP7455869B2 (ja) 2019-06-14 2020-06-10 イントラ予測を用いた符号化
JP2024039409A Active JP7665822B2 (ja) 2019-06-14 2024-03-13 イントラ予測を用いた符号化
JP2025064240A Pending JP2025106466A (ja) 2019-06-14 2025-04-09 イントラ予測を用いた符号化

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JP2025064240A Pending JP2025106466A (ja) 2019-06-14 2025-04-09 イントラ予測を用いた符号化

Country Status (9)

Country Link
US (2) US12041228B2 (https=)
EP (3) EP4622268A3 (https=)
JP (3) JP7455869B2 (https=)
KR (1) KR20220020339A (https=)
CN (2) CN121217917A (https=)
BR (1) BR112021025335A2 (https=)
MX (2) MX2021015462A (https=)
TW (4) TWI727826B (https=)
WO (1) WO2020249633A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2020249633A1 (en) * 2019-06-14 2020-12-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding of intra-prediction modes
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
KR20250136435A (ko) * 2019-06-25 2025-09-16 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이미지 인코딩 방법, 이미지 디코딩 방법, 인코더, 디코더 및 저장 매체
EP3817390A4 (en) 2019-07-10 2021-09-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. IMAGE COMPONENT PREDICTION METHOD, CODER, DECODER AND STORAGE MEDIUM
CN116095323B (zh) * 2019-09-24 2025-07-15 Oppo广东移动通信有限公司 预测值的确定方法、编码器、解码器以及计算机存储介质
CN112616057B (zh) * 2019-10-04 2024-08-23 Oppo广东移动通信有限公司 图像预测方法、编码器、解码器以及存储介质
US11962784B2 (en) * 2020-09-23 2024-04-16 Ofinno, Llc Intra prediction
WO2026010358A1 (ko) * 2024-07-02 2026-01-08 삼성전자 주식회사 인트라 예측을 이용하여 영상을 부호화 및 복호화하는 장치, 및 방법

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020251330A1 (ko) 2019-06-13 2020-12-17 엘지전자 주식회사 단순화된 mpm 리스트 생성 방법을 활용하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9866859B2 (en) * 2011-06-14 2018-01-09 Texas Instruments Incorporated Inter-prediction candidate index coding independent of inter-prediction candidate list construction in video coding
US9654785B2 (en) * 2011-06-09 2017-05-16 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
US20140064359A1 (en) * 2012-08-31 2014-03-06 Qualcomm Incorporated Intra prediction most probable mode order improvement for scalable video coding
US20160373742A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
US10425648B2 (en) * 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
ES2688624R1 (es) * 2016-04-06 2018-12-04 Kt Corporation Método y aparato para procesar señales de vídeo
US10547854B2 (en) * 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
US20180199062A1 (en) * 2017-01-11 2018-07-12 Qualcomm Incorporated Intra prediction techniques for video coding
US20190089952A1 (en) * 2017-09-19 2019-03-21 Futurewei Technologies, Inc. Bidirectional Weighted Intra Prediction
WO2020091213A1 (ko) * 2018-11-04 2020-05-07 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측 방법 및 장치
WO2020171660A1 (ko) * 2019-02-21 2020-08-27 엘지전자 주식회사 인트라 예측을 위한 비디오 신호의 처리 방법 및 장치
WO2020175918A1 (ko) * 2019-02-26 2020-09-03 엘지전자 주식회사 단일화된 mpm 리스트를 사용하는 인트라 예측 기반 영상 코딩 방법 및 장치
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.
WO2020249633A1 (en) * 2019-06-14 2020-12-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding of intra-prediction modes

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020251330A1 (ko) 2019-06-13 2020-12-17 엘지전자 주식회사 단순화된 mpm 리스트 생성 방법을 활용하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, Jianle Chen, and Shan Liu，Versatile Video Coding (Draft 5)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-N1001 (version 8)，14th Meeting: Geneva, CH，2019年06月11日，pp.53-57,109-114,127-142
High efficiency video coding，Recommendation ITU-T H.265，H.265 (04/2013)，ITU-T，2013年04月，pp.101-104
Jonathan Pfaff, et al.，CE3: Affine linear weighted intra prediction (CE3-4.1, CE3-4.2)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-N0217，14th Meeting: Geneva, CH，2019年03月，pp.1-17

Also Published As

Publication number Publication date
US20240314305A1 (en) 2024-09-19
JP2024069438A (ja) 2024-05-21
EP4622268A3 (en) 2025-12-17
JP7665822B2 (ja) 2025-04-21
WO2020249633A1 (en) 2020-12-17
EP3984217A1 (en) 2022-04-20
KR20220020339A (ko) 2022-02-18
BR112021025335A2 (pt) 2022-02-01
TW202143730A (zh) 2021-11-16
JP2022536181A (ja) 2022-08-12
TWI892437B (zh) 2025-08-01
EP3984217B1 (en) 2023-12-27
CN121217917A (zh) 2025-12-26
EP4376407A1 (en) 2024-05-29
US12041228B2 (en) 2024-07-16
EP4376407B1 (en) 2025-08-27
TW202549345A (zh) 2025-12-16
EP4622268A2 (en) 2025-09-24
CN114128269B (zh) 2025-09-23
JP2025106466A (ja) 2025-07-15
TWI833073B (zh) 2024-02-21
TW202423121A (zh) 2024-06-01
MX2025003566A (es) 2025-05-02
TWI727826B (zh) 2021-05-11
TW202107893A (zh) 2021-02-16
CN114128269A (zh) 2022-03-01
US20220103813A1 (en) 2022-03-31
MX2021015462A (es) 2022-03-11

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