JP7638287B2 - ビデオの符号化及び復号のための高レベルシンタックス - Google Patents

ビデオの符号化及び復号のための高レベルシンタックス Download PDF

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JP7638287B2
JP7638287B2 JP2022542499A JP2022542499A JP7638287B2 JP 7638287 B2 JP7638287 B2 JP 7638287B2 JP 2022542499 A JP2022542499 A JP 2022542499A JP 2022542499 A JP2022542499 A JP 2022542499A JP 7638287 B2 JP7638287 B2 JP 7638287B2
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slice
picture
bitstream
header
decoding
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JP2023516250A (ja
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ギローム ラロシュ，
ナエル ウエドラオゴ，
パトリス オンノ，
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Canon Inc
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Canon Inc
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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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/172—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 picture, frame or field
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022542499A 2020-03-20 2021-03-17 ビデオの符号化及び復号のための高レベルシンタックス Active JP7638287B2 (ja)

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JP2024096894A JP7733777B2 (ja) 2020-03-20 2024-06-14 ビデオの符号化及び復号のための高レベルシンタックス

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GB2004099.4A GB2593224B (en) 2020-03-20 2020-03-20 High level syntax for video coding and decoding
GB2004099.4 2020-03-20
PCT/EP2021/056869 WO2021185928A1 (en) 2020-03-20 2021-03-17 High level syntax for video coding and decoding

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US (2) US20230145618A1 (https=)
EP (1) EP4122206A1 (https=)
JP (2) JP7638287B2 (https=)
KR (1) KR102941942B1 (https=)
CN (6) CN120455668A (https=)
GB (1) GB2593224B (https=)
TW (1) TWI811651B (https=)
WO (1) WO2021185928A1 (https=)

Families Citing this family (8)

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JP7355829B2 (ja) 2018-09-18 2023-10-03 華為技術有限公司 ビデオエンコーダ、ビデオデコーダ、及び対応する方法
KR20220097520A (ko) * 2020-01-10 2022-07-07 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
KR20250162925A (ko) * 2020-03-27 2025-11-19 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 비디오 코딩을 위한 예측 의존적 잔차 스케일링을 위한 방법들 및 디바이스들
US12132887B2 (en) * 2020-03-31 2024-10-29 Sharp Kabushiki Kaisha Video decoding apparatus, video coding apparatus, video decoding method, and video coding method
US12335530B2 (en) * 2020-04-21 2025-06-17 Dolby Laboratories Licensing Corporation Semantics for constrained processing and conformance testing in video coding
US12160574B2 (en) * 2021-06-15 2024-12-03 Qualcomm Incorporated Motion vector candidate construction for geometric partitioning mode in video coding
WO2024140793A1 (en) * 2022-12-27 2024-07-04 Mediatek Inc. Method for reducing signaling overhead in video coding
WO2025153959A1 (en) * 2024-01-15 2025-07-24 Nokia Technologies Oy Slim mode for image file format

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WO2021170132A1 (en) 2020-02-28 2021-09-02 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods simplifying signalling slice header syntax elements

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US20130343465A1 (en) * 2012-06-26 2013-12-26 Qualcomm Incorporated Header parameter sets for video coding
DK3122048T3 (en) * 2012-09-26 2018-03-12 Velos Media Int Ltd Process for image coding and device for image coding
US9313500B2 (en) * 2012-09-30 2016-04-12 Microsoft Technology Licensing, Llc Conditional signalling of reference picture list modification information
US20140098851A1 (en) * 2012-10-04 2014-04-10 Qualcomm Incorporated Indication of video properties
EP3092806A4 (en) * 2014-01-07 2017-08-23 Nokia Technologies Oy Method and apparatus for video coding and decoding
US20180332298A1 (en) * 2017-05-10 2018-11-15 Futurewei Technologies, Inc. Bidirectional Prediction In Video Compression
CN112385226B (zh) * 2018-06-18 2024-11-26 交互数字Vc控股公司 视频编码中的照度补偿
JP7450611B2 (ja) * 2018-10-02 2024-03-15 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 一般化された双予測および重み付き予測
US11930184B2 (en) * 2019-03-08 2024-03-12 Interdigital Ce Patent Holdings, Sas Motion vector derivation in video encoding and decoding
CN120529096A (zh) * 2020-01-14 2025-08-22 Lg电子株式会社 图像解码和编码方法、发送比特流的方法及介质

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WO2021170132A1 (en) 2020-02-28 2021-09-02 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods simplifying signalling slice header syntax elements
JP2023515175A (ja) 2020-02-28 2023-04-12 ホアウェイ・テクノロジーズ・カンパニー・リミテッド シグナリングスライスヘッダシンタックス要素を簡略化するためのエンコーダ、デコーダおよび対応する方法

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DESHPANDE, Sachin et al.，AHG9: On Raster-Scan Slice Signalling，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 18th Meeting: by teleconference, 15-24 April 2020, [JVET-R0104-v1]，JVET-R0104 (version 1)，ITU-T，2020年04月03日，＜URL:https://jvet-experts.org/doc_end_user/documents/18_Alpbach/wg11/JVET-R0104-v1.zip＞: JVET-R0104.docx: pp.1-4
ESENLIK, Semih et al.，AHG9: Cleanup of Picture Header Syntax Structure in Slice Header，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 18th Meeting: by teleconference, AT, 15-24 April 2020, [JVET-R0210]，JVET-R0210 (version 1)，ITU-T，2020年04月03日，＜URL:https://jvet-experts.org/doc_end_user/documents/18_Alpbach/wg11/JVET-R0210-v1.zip＞: JVET-R0210.docx: pp.1-3
LAROCHE, Guillaume et al.，AhG9: Syntax cleanups when Picture Header is in the Slice Header，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 18th Meeting: by teleconference, 15-24 April 2020, [JVET-R0202]，JVET-R0202 (version 1)，ITU-T，2020年04月03日，＜URL:https://jvet-experts.org/doc_end_user/documents/18_Alpbach/wg11/JVET-R0202-v1.zip＞: JVET-R0202-v1.docx: pp.1-6

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Publication number Publication date
CN120455668A (zh) 2025-08-08
JP7733777B2 (ja) 2025-09-03
CN115362683B (zh) 2025-06-10
CN120455671A (zh) 2025-08-08
GB2593224B (en) 2024-07-17
TWI811651B (zh) 2023-08-11
CN120455670A (zh) 2025-08-08
CN115362683A (zh) 2022-11-18
GB202004099D0 (en) 2020-05-06
CN120455672A (zh) 2025-08-08
GB2593224A (en) 2021-09-22
WO2021185928A1 (en) 2021-09-23
JP2024116367A (ja) 2024-08-27
US20230145618A1 (en) 2023-05-11
KR20220157414A (ko) 2022-11-29
KR102941942B1 (ko) 2026-03-23
EP4122206A1 (en) 2023-01-25
CN120455669A (zh) 2025-08-08
JP2023516250A (ja) 2023-04-19
TW202137764A (zh) 2021-10-01
US20260032289A1 (en) 2026-01-29

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