JP7181941B2 - ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム - Google Patents

ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム Download PDF

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JP7181941B2
JP7181941B2 JP2020552198A JP2020552198A JP7181941B2 JP 7181941 B2 JP7181941 B2 JP 7181941B2 JP 2020552198 A JP2020552198 A JP 2020552198A JP 2020552198 A JP2020552198 A JP 2020552198A JP 7181941 B2 JP7181941 B2 JP 7181941B2
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JP2021518716A (ja
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ステゲマン・ヤン
キルヒホッファー・ハイナー
マルペ・デトレフ
シュワルツ・ハイコー
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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    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive 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
    • H04N19/10—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
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • H—ELECTRICITY
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    • 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
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • 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
    • H04N19/174—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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • 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
    • H04N19/90—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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JP2020552198A 2018-03-29 2019-03-29 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム Active JP7181941B2 (ja)

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JP2022184990A JP7451655B2 (ja) 2018-03-29 2022-11-18 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2024034116A JP7676612B2 (ja) 2018-03-29 2024-03-06 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2025075709A JP7793839B2 (ja) 2018-03-29 2025-04-30 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2025260907A JP2026048881A (ja) 2018-03-29 2025-12-17 復号化装置、バイナリシーケンスの符号化表現を復号化する方法、非一時的なコンピュータ可読媒体、符号化装置、およびバイナリシーケンスを符号化する方法

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EP18165250.4 2018-03-29
EP18165250 2018-03-29
PCT/EP2019/058057 WO2019185893A1 (en) 2018-03-29 2019-03-29 Video decoder, video encoder, method for decoding a video content, method for encoding a video content, computer program and video bitstream

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JP2022184990A Active JP7451655B2 (ja) 2018-03-29 2022-11-18 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2024034116A Active JP7676612B2 (ja) 2018-03-29 2024-03-06 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2025075709A Active JP7793839B2 (ja) 2018-03-29 2025-04-30 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2025260907A Pending JP2026048881A (ja) 2018-03-29 2025-12-17 復号化装置、バイナリシーケンスの符号化表現を復号化する方法、非一時的なコンピュータ可読媒体、符号化装置、およびバイナリシーケンスを符号化する方法

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JP2024034116A Active JP7676612B2 (ja) 2018-03-29 2024-03-06 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2025075709A Active JP7793839B2 (ja) 2018-03-29 2025-04-30 ビデオデコーダ、ビデオエンコーダ、ビデオコンテンツを復号化する方法、ビデオコンテンツを符号化する方法、コンピュータプログラム、およびビデオビットストリーム
JP2025260907A Pending JP2026048881A (ja) 2018-03-29 2025-12-17 復号化装置、バイナリシーケンスの符号化表現を復号化する方法、非一時的なコンピュータ可読媒体、符号化装置、およびバイナリシーケンスを符号化する方法

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TWI721396B (zh) 2018-03-29 2021-03-11 弗勞恩霍夫爾協會 視訊解碼器、視訊編碼器、用以解碼視訊內容之方法、用以編碼視訊內容之方法、電腦程式及視訊位元串流
US11113846B2 (en) 2018-08-31 2021-09-07 Hulu, LLC Coefficient context modeling in video coding
EP4144090A4 (en) 2020-05-22 2023-06-21 Beijing Bytedance Network Technology Co., Ltd. SUB-PICTURE SUB-BITSTREAM EXTRACTION ENHANCEMENTS
US12348780B2 (en) * 2022-02-04 2025-07-01 Tencent America LLC Block-level window size update for arithmetic coding
CA3245490A1 (en) 2022-04-05 2025-06-13 Samsung Electronics Co., Ltd. ENTROPIC CODING AND DECODING DEVICE, AND ASSOCIATED METHOD
JP2025511368A (ja) * 2022-04-08 2025-04-15 インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ エントロピ符号化に関連するシステム及び方法
CN114640695B (zh) * 2022-04-24 2023-04-07 上海交通大学 一种智能工厂基于长序列双预测和informer的高频时序数据有效传输方法
US11977779B2 (en) * 2022-05-11 2024-05-07 Bank Of America Corporation Smart queue for distributing user requests to automated response generating systems
WO2024050099A1 (en) * 2022-09-02 2024-03-07 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices for intra block copy
WO2024078921A1 (en) * 2022-10-11 2024-04-18 Interdigital Ce Patent Holdings, Sas Methods and apparatuses for encoding and decoding an image or a video

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KR20240155980A (ko) 2024-10-29
JP2025114667A (ja) 2025-08-05
US11457230B2 (en) 2022-09-27
US20240348805A1 (en) 2024-10-17
KR102617187B1 (ko) 2023-12-27
US20260025517A1 (en) 2026-01-22
CN118678105A (zh) 2024-09-20
TW202143728A (zh) 2021-11-16
JP7676612B2 (ja) 2025-05-14
JP7793839B2 (ja) 2026-01-05
JP2021518716A (ja) 2021-08-02
US20210014512A1 (en) 2021-01-14
KR20230057474A (ko) 2023-04-28
CN112313960A (zh) 2021-02-02
US12452440B2 (en) 2025-10-21
TWI799785B (zh) 2023-04-21
EP3777197A1 (en) 2021-02-17
US20220417538A1 (en) 2022-12-29
JP2024063203A (ja) 2024-05-10
KR20240005114A (ko) 2024-01-11
JP7451655B2 (ja) 2024-03-18
KR20200128754A (ko) 2020-11-16
TWI721396B (zh) 2021-03-11
CN112313960B (zh) 2023-05-09
US12058352B2 (en) 2024-08-06
KR102523750B1 (ko) 2023-04-20
JP2026048881A (ja) 2026-03-17
WO2019185893A1 (en) 2019-10-03
KR102725663B1 (ko) 2024-11-05
TW201943274A (zh) 2019-11-01
JP2023018041A (ja) 2023-02-07

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