JP7578819B2 - ビデオ復号のための方法、装置及びコンピュータプログラム - Google Patents

ビデオ復号のための方法、装置及びコンピュータプログラム Download PDF

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JP7578819B2
JP7578819B2 JP2023528033A JP2023528033A JP7578819B2 JP 7578819 B2 JP7578819 B2 JP 7578819B2 JP 2023528033 A JP2023528033 A JP 2023528033A JP 2023528033 A JP2023528033 A JP 2023528033A JP 7578819 B2 JP7578819 B2 JP 7578819B2
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constraint
flag
coding
video
syntax element
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JP2023549185A (ja
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チェ，ビヨンドゥ
リウ，シャン
ウェンジャー，ステファン
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Tencent America LLC
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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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/187—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 a scalable video layer
    • 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
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2023528033A 2021-09-29 2022-04-29 ビデオ復号のための方法、装置及びコンピュータプログラム Active JP7578819B2 (ja)

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JP2024187305A JP2025010190A (ja) 2021-09-29 2024-10-24 ビデオ復号のための方法、装置及びコンピュータプログラム

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US202163250166P 2021-09-29 2021-09-29
US63/250,166 2021-09-29
US17/710,778 2022-03-31
US17/710,778 US11871038B2 (en) 2021-09-29 2022-03-31 Techniques for constraint flag signaling for range extension with residual rice coding extension
PCT/US2022/072015 WO2023056105A1 (en) 2021-09-29 2022-04-29 Techniques for constraint flag signaling for range extension with residual rice coding extension

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JP7578819B2 true JP7578819B2 (ja) 2024-11-06

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US (2) US11871038B2 (enExample)
EP (1) EP4205392A4 (enExample)
JP (2) JP7578819B2 (enExample)
KR (1) KR20230048077A (enExample)
CN (2) CN116368802B (enExample)
WO (1) WO2023056105A1 (enExample)

Families Citing this family (3)

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Publication number Priority date Publication date Assignee Title
WO2021071188A1 (ko) * 2019-10-07 2021-04-15 엘지전자 주식회사 비디오/영상 코딩 시스템에서 엔트로피 코딩 방법 및 장치
WO2021138353A1 (en) * 2019-12-30 2021-07-08 Beijing Dajia Internet Information Technology Co., Ltd. Residual and coefficients coding for video coding
US11991395B2 (en) * 2021-09-29 2024-05-21 Tencent America LLC Techniques for constraint flag signaling for range extension with rice coding

Citations (3)

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Publication number Priority date Publication date Assignee Title
WO2022147570A1 (en) 2021-01-04 2022-07-07 Beijing Dajia Internet Information Technology Co., Ltd. Residual and coefficients coding for video coding
WO2022255395A1 (ja) 2021-06-03 2022-12-08 ソニーグループ株式会社 画像処理装置および方法
JP2023006203A (ja) 2021-06-30 2023-01-18 シャープ株式会社 画像復号装置及び画像符号化装置

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US8885704B2 (en) * 2010-10-01 2014-11-11 Qualcomm Incorporated Coding prediction modes in video coding
JP5925884B2 (ja) * 2011-06-16 2016-05-25 ジーイー ビデオ コンプレッション エルエルシー エントロピー符号化におけるコンテキスト初期化
EP4161078A1 (en) * 2011-11-11 2023-04-05 GE Video Compression, LLC Effective wedgelet partition coding using spatial prediction
US10021419B2 (en) * 2013-07-12 2018-07-10 Qualcomm Incorported Rice parameter initialization for coefficient level coding in video coding process
US10616604B2 (en) * 2015-09-01 2020-04-07 Qualcomm Incorporated Coefficient level coding in video coding
CN118555399B (zh) 2021-02-04 2025-04-04 北京达佳互联信息技术有限公司 用于视频编码的残差和系数编码
BR112023024506A2 (pt) * 2021-05-26 2024-02-15 Beijing Dajia Internet Information Tech Co Ltd Codificação de resíduos e coeficientes para codificação de vídeo
CN117643058A (zh) * 2021-07-09 2024-03-01 北京达佳互联信息技术有限公司 用于视频编解码的残差和系数编解码

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022147570A1 (en) 2021-01-04 2022-07-07 Beijing Dajia Internet Information Technology Co., Ltd. Residual and coefficients coding for video coding
JP2024502109A (ja) 2021-01-04 2024-01-17 ベイジン・ダジア・インターネット・インフォメーション・テクノロジー・カンパニー，リミテッド ビデオコーディング用の残差および係数のコーディング
WO2022255395A1 (ja) 2021-06-03 2022-12-08 ソニーグループ株式会社 画像処理装置および方法
JP2023006203A (ja) 2021-06-30 2023-01-18 シャープ株式会社 画像復号装置及び画像符号化装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Adrian Browne, et al.，Algorithm description for Versatile Video Coding and Test Model 14 (VTM 14) [online]， JVET-W JVET-W2002-v1，ITU-T インターネット＜URL:https://jvet-experts.org/doc_end_user/documents/23_Teleconference/wg11/JVET-W2002-v1.zip＞，2021年09月25日，pp.1-105

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US20230118451A1 (en) 2023-04-20
WO2023056105A1 (en) 2023-04-06
US11871038B2 (en) 2024-01-09
JP2025010190A (ja) 2025-01-20
CN116368802B (zh) 2024-06-21
EP4205392A1 (en) 2023-07-05
EP4205392A4 (en) 2024-01-17
KR20230048077A (ko) 2023-04-10
US20230328290A1 (en) 2023-10-12
CN116368802A (zh) 2023-06-30
CN118870011A (zh) 2024-10-29
JP2023549185A (ja) 2023-11-22
US12192530B2 (en) 2025-01-07

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