CN113545058B - 用于变换跳过模式的系数译码 - Google Patents

用于变换跳过模式的系数译码 Download PDF

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CN113545058B
CN113545058B CN202080018661.0A CN202080018661A CN113545058B CN 113545058 B CN113545058 B CN 113545058B CN 202080018661 A CN202080018661 A CN 202080018661A CN 113545058 B CN113545058 B CN 113545058B
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coefficient
neighboring
value
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decoded
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CN113545058A (zh
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M·卡切维奇
M·Z·科班
王洪涛
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Qualcomm Inc
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Qualcomm 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
    • H04N19/10—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
    • H04N19/134—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
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/70—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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN202080018661.0A 2019-03-11 2020-03-11 用于变换跳过模式的系数译码 Active CN113545058B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962816745P 2019-03-11 2019-03-11
US62/816,745 2019-03-11
US201962850453P 2019-05-20 2019-05-20
US62/850,453 2019-05-20
US16/814,654 2020-03-10
US16/814,654 US11202100B2 (en) 2019-03-11 2020-03-10 Coefficient coding for transform skip mode
PCT/US2020/022065 WO2020185875A1 (en) 2019-03-11 2020-03-11 Coefficient coding for transform skip mode

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CN113545058A CN113545058A (zh) 2021-10-22
CN113545058B true CN113545058B (zh) 2025-06-24

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EP (1) EP3939284A1 (https=)
JP (1) JP7633174B2 (https=)
KR (1) KR20210134337A (https=)
CN (1) CN113545058B (https=)
AU (1) AU2020239051B2 (https=)
BR (1) BR112021017448A2 (https=)
CA (1) CA3130803A1 (https=)
CL (1) CL2021002355A1 (https=)
CO (1) CO2021011790A2 (https=)
IL (1) IL285621B2 (https=)
MX (1) MX2021011042A (https=)
MY (1) MY208410A (https=)
PH (1) PH12021551956A1 (https=)
SA (1) SA521430243B1 (https=)
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CN113785306B (zh) 2019-05-02 2024-06-14 字节跳动有限公司 基于编解码树结构类型的编解码模式
JP7288084B2 (ja) 2019-05-02 2023-06-06 バイトダンス インコーポレイテッド 変換スキップモードにおける信号通知
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WO2020253864A1 (en) 2019-06-21 2020-12-24 Beijing Bytedance Network Technology Co., Ltd. Selective enablement of adaptive in-loop color-space transform in video coding
KR102824491B1 (ko) * 2019-08-31 2025-06-25 엘지전자 주식회사 비디오 또는 영상 코딩 방법 및 그 장치
EP4024861A4 (en) * 2019-08-31 2023-06-28 LG Electronics Inc. Method for decoding video for residual coding and device therefor
CN118945359A (zh) * 2019-09-25 2024-11-12 松下电器（美国）知识产权公司 编码装置、解码装置和比特流
CN115152219B (zh) 2019-11-07 2026-04-17 抖音视界有限公司 视频编解码的自适应环内颜色空间变换的量化特性
CN119996712A (zh) * 2020-03-31 2025-05-13 Lg电子株式会社 图像解码方法、图像编码方法和图像数据发送方法
CN115428463A (zh) * 2020-04-02 2022-12-02 抖音视界有限公司 变换跳过模式下的系数编解码
US12439095B2 (en) * 2021-04-16 2025-10-07 Tencent America LLC Entropy coding of sign map for transform coefficients
US12526443B2 (en) * 2022-01-13 2026-01-13 Qualcomm Incorporated Coding video data using out-of-boundary motion vectors
JP2025504424A (ja) * 2022-01-13 2025-02-12 ノキア テクノロジーズ オサケユイチア クロス成分パラメータ決定のための装置、方法、およびコンピュータプログラム
US12464132B2 (en) * 2022-03-01 2025-11-04 Tencent America LLC Coefficient sign prediction for transform skip

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WO2020185875A1 (en) 2020-09-17
SG11202108728RA (en) 2021-09-29
TWI848073B (zh) 2024-07-11
US11202100B2 (en) 2021-12-14
JP2022523789A (ja) 2022-04-26
CN113545058A (zh) 2021-10-22
SA521430243B1 (ar) 2025-05-25
KR20210134337A (ko) 2021-11-09
IL285621B1 (en) 2024-01-01
PH12021551956A1 (en) 2022-07-18
JP7633174B2 (ja) 2025-02-19
EP3939284A1 (en) 2022-01-19
IL285621A (en) 2021-09-30
ZA202106737B (en) 2025-01-29
CO2021011790A2 (es) 2021-09-20
TW202041009A (zh) 2020-11-01
IL285621B2 (en) 2024-05-01
CL2021002355A1 (es) 2022-06-03
MX2021011042A (es) 2021-10-13
CA3130803A1 (en) 2020-09-17
MY208410A (en) 2025-05-08
BR112021017448A2 (pt) 2021-11-16
AU2020239051A1 (en) 2021-09-09
AU2020239051B2 (en) 2025-06-05
US20200296420A1 (en) 2020-09-17

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