PL4376415T3 - Kodowanie informacji o zestawie jąder przekształcenia - Google Patents

Kodowanie informacji o zestawie jąder przekształcenia

Info

Publication number
PL4376415T3
PL4376415T3 PL24170560.7T PL24170560T PL4376415T3 PL 4376415 T3 PL4376415 T3 PL 4376415T3 PL 24170560 T PL24170560 T PL 24170560T PL 4376415 T3 PL4376415 T3 PL 4376415T3
Authority
PL
Poland
Prior art keywords
coding
information
transform kernel
kernel set
transform
Prior art date
Application number
PL24170560.7T
Other languages
English (en)
Inventor
Junghak NAM
Moonmo Koo
Jaehyun Lim
Seunghwan Kim
Original Assignee
Lg Electronics Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Lg Electronics Inc. filed Critical Lg Electronics Inc.
Publication of PL4376415T3 publication Critical patent/PL4376415T3/pl

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00—Arrangements for software engineering
    • G06F8/40—Transformation of program code
    • G06F8/41—Compilation
    • G06F8/42—Syntactic analysis
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/13—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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/46—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL24170560.7T 2019-06-19 2020-06-11 Kodowanie informacji o zestawie jąder przekształcenia PL4376415T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201962863812P 2019-06-19 2019-06-19

Publications (1)

Publication Number Publication Date
PL4376415T3 true PL4376415T3 (pl) 2025-10-13

Family

ID=74037350

Family Applications (2)

Application Number Title Priority Date Filing Date
PL24170560.7T PL4376415T3 (pl) 2019-06-19 2020-06-11 Kodowanie informacji o zestawie jąder przekształcenia
PL20827025.6T PL3989562T3 (pl) 2019-06-19 2020-06-11 Kodowanie informacji o zestawie jąder przekształcenia

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL20827025.6T PL3989562T3 (pl) 2019-06-19 2020-06-11 Kodowanie informacji o zestawie jąder przekształcenia

Country Status (16)

Country Link
US (4) US11570438B2 (pl)
EP (3) EP4604551A3 (pl)
JP (4) JP7303335B2 (pl)
KR (2) KR102813325B1 (pl)
CN (1) CN114127789A (pl)
AU (3) AU2020297214B2 (pl)
CA (2) CA3240498A1 (pl)
ES (2) ES2982809T3 (pl)
FI (1) FI3989562T3 (pl)
HR (2) HRP20240826T1 (pl)
HU (2) HUE067102T2 (pl)
MX (1) MX2021016155A (pl)
PL (2) PL4376415T3 (pl)
RS (1) RS67160B1 (pl)
SI (1) SI3989562T1 (pl)
WO (1) WO2020256346A1 (pl)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113747158A (zh) * 2019-03-09 2021-12-03 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、解码端、编码端和系统
RS67143B1 (sr) * 2019-06-19 2025-09-30 Lg Electronics Inc Signalizacija informacija koje određuju skup jezgara transformacije u kodiranju slike
HRP20240826T1 (hr) * 2019-06-19 2024-11-22 Lg Electronics Inc. KODIRANJE INFORMACIJA O TRANSFORMACIJSKOM KERNEL SET-u
KR102211000B1 (ko) * 2019-06-21 2021-02-02 삼성전자주식회사 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치
CN114731446B (zh) * 2019-09-24 2025-01-07 弗劳恩霍夫应用研究促进协会 用于信息值序列的编码概念
US12003731B2 (en) * 2021-09-29 2024-06-04 Qualcomm Incorporated Adaptive determination of multiple transform candidates for video coding
CN118339834A (zh) 2021-09-29 2024-07-12 抖音视界有限公司 视频处理方法、设备和介质

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100867995B1 (ko) * 2006-01-07 2008-11-10 한국전자통신연구원 동영상 데이터 인코딩/디코딩 방법 및 그 장치
WO2007081116A1 (en) * 2006-01-07 2007-07-19 Electronics And Telecommunications Research Institute Method and apparatus for video data encoding and decoding
KR20120034044A (ko) * 2010-09-30 2012-04-09 한국전자통신연구원 영상 변환 부호화/복호화 방법 및 장치
US20120189052A1 (en) 2011-01-24 2012-07-26 Qualcomm Incorporated Signaling quantization parameter changes for coded units in high efficiency video coding (hevc)
US9357185B2 (en) * 2011-11-08 2016-05-31 Qualcomm Incorporated Context optimization for last significant coefficient position coding
US9538175B2 (en) * 2012-09-26 2017-01-03 Qualcomm Incorporated Context derivation for context-adaptive, multi-level significance coding
US10708164B2 (en) 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
US10931947B2 (en) * 2016-05-04 2021-02-23 Sharp Kabushiki Kaisha Systems and methods for coding transform data
US12695874B2 (en) * 2017-07-04 2026-07-28 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus
WO2020035829A1 (en) * 2018-08-16 2020-02-20 Beijing Bytedance Network Technology Co., Ltd. Coefficient dependent coding of transform matrix selection
WO2020003282A1 (en) * 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Managing motion vector predictors for video coding
JP2020053924A (ja) 2018-09-28 2020-04-02 シャープ株式会社 動画像符号化装置、動画像復号装置
CN113056920B (zh) * 2018-11-22 2024-05-24 北京字节跳动网络技术有限公司 基于子块的帧间预测的协调方法
EP3703376A4 (en) * 2019-01-15 2020-09-02 LG Electronics Inc. -1- IMAGE CODING METHOD AND DEVICE USING A TRANSFORMATION JUMP FLAG
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
JP7148739B2 (ja) * 2019-03-04 2022-10-05 エルジー エレクトロニクス インコーポレイティド 映像コーディングシステムにおいて文脈コーディングされたサインフラグを使用する映像デコーディング方法及びその装置
EP4790992A2 (en) * 2019-03-12 2026-08-12 LG Electronics Inc. Transform-based image coding method and device therefor background
JP7522135B2 (ja) * 2019-05-11 2024-07-24 北京字節跳動網絡技術有限公司 複数のイントラ符号化方法の相互作用
US11290731B2 (en) * 2019-05-22 2022-03-29 Tencent America LLC Method and apparatus for video coding
HRP20240826T1 (hr) * 2019-06-19 2024-11-22 Lg Electronics Inc. KODIRANJE INFORMACIJA O TRANSFORMACIJSKOM KERNEL SET-u

Also Published As

Publication number Publication date
EP3989562A4 (en) 2023-04-19
SI3989562T1 (sl) 2024-08-30
HRP20251090T1 (hr) 2025-11-07
EP4376415B1 (en) 2025-08-13
JP2023112077A (ja) 2023-08-10
US12348716B2 (en) 2025-07-01
ES2982809T3 (es) 2024-10-17
FI3989562T3 (fi) 2024-06-19
KR20220000403A (ko) 2022-01-03
KR102813325B1 (ko) 2025-05-27
RS67160B1 (sr) 2025-09-30
JP2024096399A (ja) 2024-07-12
BR112021025591A2 (pt) 2022-02-01
KR20250079050A (ko) 2025-06-04
AU2020297214B2 (en) 2023-11-02
WO2020256346A1 (ko) 2020-12-24
EP4376415A3 (en) 2024-07-10
HUE067102T2 (hu) 2024-09-28
US20250233994A1 (en) 2025-07-17
EP4604551A3 (en) 2025-10-29
US11570438B2 (en) 2023-01-31
CA3144206A1 (en) 2020-12-24
JP2022538024A (ja) 2022-08-31
EP4376415C0 (en) 2025-08-13
EP4604551A2 (en) 2025-08-20
JP7904354B2 (ja) 2026-08-12
HUE073036T2 (hu) 2025-12-28
ES3041151T3 (en) 2025-11-07
JP7663743B2 (ja) 2025-04-16
CA3144206C (en) 2024-10-15
US11909972B2 (en) 2024-02-20
AU2024200618A1 (en) 2024-02-22
AU2025263867A1 (en) 2025-11-27
JP7488399B2 (ja) 2024-05-21
MX2021016155A (es) 2022-02-22
US20220150497A1 (en) 2022-05-12
US20230134294A1 (en) 2023-05-04
AU2024200618B2 (en) 2025-08-21
HRP20240826T1 (hr) 2024-11-22
EP3989562B1 (en) 2024-05-22
US20240163434A1 (en) 2024-05-16
AU2020297214A1 (en) 2022-02-03
JP2025100588A (ja) 2025-07-03
CN114127789A (zh) 2022-03-01
EP3989562A1 (en) 2022-04-27
JP7303335B2 (ja) 2023-07-04
EP4376415A2 (en) 2024-05-29
PL3989562T3 (pl) 2024-08-19
CA3240498A1 (en) 2020-12-24

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