JP7624926B2 - 符号化装置、復号装置、符号化方法及び復号方法 - Google Patents

符号化装置、復号装置、符号化方法及び復号方法 Download PDF

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JP7624926B2
JP7624926B2 JP2021545631A JP2021545631A JP7624926B2 JP 7624926 B2 JP7624926 B2 JP 7624926B2 JP 2021545631 A JP2021545631 A JP 2021545631A JP 2021545631 A JP2021545631 A JP 2021545631A JP 7624926 B2 JP7624926 B2 JP 7624926B2
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JPWO2021049642A5 (ja
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バージニー ドルージョン
正真 遠間
孝啓 西
清史 安倍
祐介 加藤
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Panasonic Intellectual Property Corp of America
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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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/169—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
    • H04N19/42—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
    • H04N19/423—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 characterised by memory 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/58—Motion compensation with long-term prediction, i.e. the reference frame for a current frame not being the temporally closest one
    • 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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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021545631A 2019-09-11 2020-09-11 符号化装置、復号装置、符号化方法及び復号方法 Active JP7624926B2 (ja)

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JP2025008472A JP7764641B2 (ja) 2019-09-11 2025-01-21 符号化装置、復号装置、符号化方法及び復号方法
JP2025178673A JP2026009212A (ja) 2019-09-11 2025-10-23 符号化装置、復号装置、符号化方法及び復号方法

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US201962898785P 2019-09-11 2019-09-11
US62/898,785 2019-09-11
PCT/JP2020/034570 WO2021049642A1 (ja) 2019-09-11 2020-09-11 符号化装置、復号装置、符号化方法、および復号方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025061542A (ja) * 2019-09-11 2025-04-10 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法

Citations (1)

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Publication number Priority date Publication date Assignee Title
WO2020182815A1 (en) 2019-03-11 2020-09-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder and decoder, encoding method and decoding method with profile and level dependent coding options

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JP5234368B2 (ja) * 2009-09-30 2013-07-10 ソニー株式会社 画像処理装置および方法
WO2017143467A1 (en) * 2016-02-22 2017-08-31 Mediatek Singapore Pte. Ltd. Localized luma mode prediction inheritance for chroma coding
WO2021049642A1 (ja) * 2019-09-11 2021-03-18 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
WO2020182815A1 (en) 2019-03-11 2020-09-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder and decoder, encoding method and decoding method with profile and level dependent coding options
JP2022524110A (ja) 2019-03-11 2022-04-27 フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン プロファイルおよびレベル依存コーディングオプションによる符号化器および復号器、符号化方法および復号方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross, et al.，"Versatile Video Coding (Draft 6)"，Document: JVET-O2001-vE, [online]，JVET-O2001 (version 14)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年07月31日，Pages 3-10 and 405-433，[令和6年1月31日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=7824> and <URL: https://jvet-experts.org/doc_end_user/documents/15_Gothenburg/wg11/JVET-O2001-v14.zip>.，(See document file "JVET-O2001-vE.docx" in the zip file "JVET-O2001-v14.zip".)
Benjamin Bross, et al.，"Versatile Video Coding (Draft 6)"，Document: JVET-O2001-vE, [online]，JVET-P0203 (version 2)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2019年09月24日，Pages 37-40,49,50,97,117-120,419-433，[令和6年5月20日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=7992> and <URL: https://jvet-experts.org/doc_end_user/documents/16_Geneva/wg11/JVET-P0203-v2.zip>.，(See document file "JVET-P0203_Spec_based_on_JVET-O2001-vE.docx" in the zip file "JVET-P0203-v2.zip".)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025061542A (ja) * 2019-09-11 2025-04-10 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
JP7764641B2 (ja) 2019-09-11 2025-11-05 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法

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CN114731441B (zh) 2025-09-30
JPWO2021049642A1 (https=) 2021-03-18
WO2021049642A1 (ja) 2021-03-18
CN121217937A (zh) 2025-12-26
CN121239866A (zh) 2025-12-30
CN121217938A (zh) 2025-12-26
US20220166995A1 (en) 2022-05-26
CN114731441A (zh) 2022-07-08
US20260052266A1 (en) 2026-02-19
CN121217939A (zh) 2025-12-26
JP7764641B2 (ja) 2025-11-05
EP4030763A4 (en) 2022-12-21
JP2025061542A (ja) 2025-04-10
US12477138B2 (en) 2025-11-18
EP4030763A1 (en) 2022-07-20
JP2026009212A (ja) 2026-01-19

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