JP7400082B2 - パレットモードに基づく画像またはビデオコーディング - Google Patents

パレットモードに基づく画像またはビデオコーディング Download PDF

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JP7400082B2
JP7400082B2 JP2022513283A JP2022513283A JP7400082B2 JP 7400082 B2 JP7400082 B2 JP 7400082B2 JP 2022513283 A JP2022513283 A JP 2022513283A JP 2022513283 A JP2022513283 A JP 2022513283A JP 7400082 B2 JP7400082 B2 JP 7400082B2
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palette
information
mode
prediction
coding
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JP2022546439A (ja
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チエ チャオ
シータル パルリ
スンファン キム
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LG Electronics Inc
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LG Electronics 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
    • H04N19/46—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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • 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
    • H04N19/102—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/169—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/70—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)
JP2022513283A 2019-08-26 2020-08-26 パレットモードに基づく画像またはビデオコーディング Active JP7400082B2 (ja)

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US201962891951P 2019-08-26 2019-08-26
US62/891,951 2019-08-26
PCT/KR2020/011383 WO2021040400A1 (ko) 2019-08-26 2020-08-26 팔레트 모드 기반 영상 또는 비디오 코딩

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MX2022002304A (es) * 2019-08-26 2022-03-25 Lg Electronics Inc Codificacion de imagen o video basada en codificacion de escape de paleta.
CN119316621A (zh) * 2019-08-30 2025-01-14 株式会社Kt 视频解码方法、视频编码方法和存储通过视频编码方法编码的比特流的计算机可读记录介质
KR20240040129A (ko) 2019-09-02 2024-03-27 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 색상 포맷에 기초한 코딩 모드 결정
CN118055248A (zh) 2019-09-21 2024-05-17 北京字节跳动网络技术有限公司 处理视频数据的方法、装置以及计算机可读记录介质
FI4035368T3 (fi) 2019-09-23 2024-11-29 Beijing Dajia Internet Information Tech Co Ltd Menetelmät ja laitteet kvantisointi- ja dekvantisointimallia varten videokoodauksessa
JP7351003B2 (ja) * 2019-10-05 2023-09-26 エルジー エレクトロニクス インコーポレイティド 変換スキップ及びパレットコーディング関連情報のシグナリングベースの映像又はビデオコーディング
JP7001668B2 (ja) * 2019-12-26 2022-01-19 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN115362681B (zh) * 2020-04-10 2025-02-25 抖音视界有限公司 视频编解码中的变换跳过块的最小允许量化

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JP2017515339A (ja) 2014-03-16 2017-06-08 ヴィド スケール インコーポレイテッド 無損失ビデオコーディングのシグナリングのための方法および装置
JP2018507612A (ja) 2015-01-29 2018-03-15 クアルコム，インコーポレイテッド ビデオコーディングのためのパレットモードコーディング
JP2018532319A (ja) 2015-09-18 2018-11-01 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ パレットモードビデオコーディングにおけるエスケープピクセルシグナリング値の制限

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Publication number Publication date
CN116684582A (zh) 2023-09-01
JP2022546439A (ja) 2022-11-04
CN114556931A (zh) 2022-05-27
CN116684583A (zh) 2023-09-01
CN114556931B (zh) 2023-08-08
US20220286701A1 (en) 2022-09-08
US20240422339A1 (en) 2024-12-19
KR102740434B1 (ko) 2024-12-10
KR102661461B1 (ko) 2024-04-26
JP2024019423A (ja) 2024-02-09
KR20220038724A (ko) 2022-03-29
WO2021040400A1 (ko) 2021-03-04
CN116684584A (zh) 2023-09-01
KR20250002750A (ko) 2025-01-07
KR20240056668A (ko) 2024-04-30
JP7566116B2 (ja) 2024-10-11
US12096017B2 (en) 2024-09-17

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