PL3903484T3 - Urządzenie i sposób kodowania za pomocą oddzielnych drzew kodowania luminacji i chrominancji z ograniczeniami - Google Patents

Urządzenie i sposób kodowania za pomocą oddzielnych drzew kodowania luminacji i chrominancji z ograniczeniami

Info

Publication number
PL3903484T3
PL3903484T3 PL19907904.7T PL19907904T PL3903484T3 PL 3903484 T3 PL3903484 T3 PL 3903484T3 PL 19907904 T PL19907904 T PL 19907904T PL 3903484 T3 PL3903484 T3 PL 3903484T3
Authority
PL
Poland
Prior art keywords
coding
luma
constraints
chroma separated
coding tree
Prior art date
Application number
PL19907904.7T
Other languages
English (en)
Inventor
Chia-Ming Tsai
Tzu-Der Chuang
Chih-Wei Hsu
Ching-Yeh Chen
Zhi-yi LIN
Original Assignee
Hfi Innovation 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 Hfi Innovation Inc. filed Critical Hfi Innovation Inc.
Publication of PL3903484T3 publication Critical patent/PL3903484T3/pl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/12Selection 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
    • H04N19/122Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/186Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods 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
    • H04N19/96Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL19907904.7T 2018-12-30 2019-12-30 Urządzenie i sposób kodowania za pomocą oddzielnych drzew kodowania luminacji i chrominancji z ograniczeniami PL3903484T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862786530P 2018-12-30 2018-12-30
US201962865397P 2019-06-24 2019-06-24
PCT/CN2019/130044 WO2020140876A1 (en) 2018-12-30 2019-12-30 Method and apparatus of luma-chroma separated coding tree coding with constraints

Publications (1)

Publication Number Publication Date
PL3903484T3 true PL3903484T3 (pl) 2025-11-17

Family

ID=71406685

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19907904.7T PL3903484T3 (pl) 2018-12-30 2019-12-30 Urządzenie i sposób kodowania za pomocą oddzielnych drzew kodowania luminacji i chrominancji z ograniczeniami

Country Status (7)

Country Link
US (2) US11930174B2 (pl)
EP (1) EP3903484B1 (pl)
KR (1) KR102799108B1 (pl)
CN (1) CN113228644B (pl)
PL (1) PL3903484T3 (pl)
TW (1) TWI734328B (pl)
WO (1) WO2020140876A1 (pl)

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FR3086485A1 (fr) * 2018-09-21 2020-03-27 Orange Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image.
PL3903484T3 (pl) * 2018-12-30 2025-11-17 Hfi Innovation Inc. Urządzenie i sposób kodowania za pomocą oddzielnych drzew kodowania luminacji i chrominancji z ograniczeniami
CN113366855B (zh) * 2019-02-03 2025-06-24 北京字节跳动网络技术有限公司 基于条件的非对称四叉树分割
CN113396586B (zh) 2019-02-11 2025-08-19 北京字节跳动网络技术有限公司 条件依赖的视频块分割
US20220182603A1 (en) * 2019-03-08 2022-06-09 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium storing bitstream
EP3709643A1 (en) * 2019-03-11 2020-09-16 InterDigital VC Holdings, Inc. Intra prediction mode partitioning
CN120786063A (zh) 2019-05-17 2025-10-14 松下电器(美国)知识产权公司 用于视频编码的系统和方法
US11546592B2 (en) * 2020-01-08 2023-01-03 Tencent America LLC Flexible block partitioning for chroma component
US11432018B2 (en) * 2020-05-11 2022-08-30 Tencent America LLC Semi-decoupled partitioning for video coding
US11483557B2 (en) * 2020-06-18 2022-10-25 Tencent America LLC Separate constrained directional enhancement filter
US20210409706A1 (en) * 2020-06-30 2021-12-30 Tencent America LLC Low latency cross component intra prediction mode
WO2022206995A1 (en) * 2021-04-02 2022-10-06 Beijing Bytedance Network Technology Co., Ltd. Constraints on partitioning of video blocks
CN117321997A (zh) 2021-04-05 2023-12-29 抖音视界有限公司 防止重复分割
WO2023249901A1 (en) * 2022-06-21 2023-12-28 Beijing Dajia Internet Information Technology Co., Ltd. Improved cross-component prediction for video coding
CN120569964A (zh) * 2023-01-12 2025-08-29 联发科技股份有限公司 用于根据帧内色度跨元件预测模型在视频编解码中改进变换信息编解码方法和设备
US20250280121A1 (en) * 2024-03-01 2025-09-04 Tencent America LLC Systems and methods for enhanced semi decoupled partitioning
TW202602119A (zh) * 2024-04-16 2026-01-01 聯發科技股份有限公司 影片解碼器與解碼方法以及信號化影片位元流以執行雙樹分割技術的方法

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WO2016074147A1 (en) 2014-11-11 2016-05-19 Mediatek Singapore Pte. Ltd. Separated coding tree for luma and chroma
US11089323B2 (en) 2016-05-28 2021-08-10 Mediatek Inc. Method and apparatus of current picture referencing for video coding
PL3731527T3 (pl) * 2016-05-28 2023-01-09 Hfi Innovation Inc. Sposób i urządzenie do kodowania w trybie palety dla danych kolorowego wideo
US10484712B2 (en) * 2016-06-08 2019-11-19 Qualcomm Incorporated Implicit coding of reference line index used in intra prediction
US10368107B2 (en) * 2016-08-15 2019-07-30 Qualcomm Incorporated Intra video coding using a decoupled tree structure
US10326986B2 (en) 2016-08-15 2019-06-18 Qualcomm Incorporated Intra video coding using a decoupled tree structure
US10863186B2 (en) 2016-08-26 2020-12-08 Sharp Kabushiki Kaisha Image decoding apparatus and image coding apparatus
US20200036985A1 (en) * 2016-09-30 2020-01-30 Lg Electronics Inc. Method and apparatus for block partitioning and intra prediction in image coding system
WO2018199001A1 (ja) * 2017-04-28 2018-11-01 シャープ株式会社 画像復号装置及び画像符号化装置
CN118660162A (zh) * 2018-05-31 2024-09-17 夏普株式会社 视频数据解码设备、视频数据编码设备以及方法
US11665345B2 (en) * 2018-11-16 2023-05-30 Hfi Innovation Inc. Method and apparatus of luma-chroma separated coding tree coding with constraints
PL3903484T3 (pl) * 2018-12-30 2025-11-17 Hfi Innovation Inc. Urządzenie i sposób kodowania za pomocą oddzielnych drzew kodowania luminacji i chrominancji z ograniczeniami

Also Published As

Publication number Publication date
KR20210104133A (ko) 2021-08-24
US20220086439A1 (en) 2022-03-17
TW202037173A (zh) 2020-10-01
EP3903484A4 (en) 2022-11-02
KR102799108B1 (ko) 2025-04-21
US12382038B2 (en) 2025-08-05
US11930174B2 (en) 2024-03-12
US20240179311A1 (en) 2024-05-30
EP3903484B1 (en) 2025-07-09
CN113228644B (zh) 2023-11-17
CN113228644A (zh) 2021-08-06
WO2020140876A1 (en) 2020-07-09
EP3903484A1 (en) 2021-11-03
TWI734328B (zh) 2021-07-21

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