PL3764649T3 - Przetwarzanie sygnału wideo z wykorzystaniem skróconego przekształcenia wtórnego - Google Patents

Przetwarzanie sygnału wideo z wykorzystaniem skróconego przekształcenia wtórnego

Info

Publication number
PL3764649T3
PL3764649T3 PL19780916.3T PL19780916T PL3764649T3 PL 3764649 T3 PL3764649 T3 PL 3764649T3 PL 19780916 T PL19780916 T PL 19780916T PL 3764649 T3 PL3764649 T3 PL 3764649T3
Authority
PL
Poland
Prior art keywords
video signal
processing video
secondary transform
reduced secondary
reduced
Prior art date
Application number
PL19780916.3T
Other languages
English (en)
Inventor
Moonmo Koo
Mehdi SALEHIFAR
Seunghwan Kim
Jaehyun Lim
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 PL3764649T3 publication Critical patent/PL3764649T3/pl

Links

Classifications

    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/102—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
    • H04N19/129—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
    • H04N19/134—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
    • H04N19/70—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

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)
PL19780916.3T 2018-04-01 2019-04-01 Przetwarzanie sygnału wideo z wykorzystaniem skróconego przekształcenia wtórnego PL3764649T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862651251P 2018-04-01 2018-04-01
PCT/KR2019/003812 WO2019194504A1 (ko) 2018-04-01 2019-04-01 축소된 2차 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치

Publications (1)

Publication Number Publication Date
PL3764649T3 true PL3764649T3 (pl) 2024-01-22

Family

ID=68101097

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19780916.3T PL3764649T3 (pl) 2018-04-01 2019-04-01 Przetwarzanie sygnału wideo z wykorzystaniem skróconego przekształcenia wtórnego

Country Status (12)

Country Link
US (3) US11616985B2 (pl)
EP (2) EP3764649B1 (pl)
JP (4) JP7301951B2 (pl)
KR (4) KR102846149B1 (pl)
CN (3) CN115604470B (pl)
ES (1) ES2961923T3 (pl)
FI (1) FI3764649T3 (pl)
HR (1) HRP20231341T1 (pl)
HU (1) HUE063982T2 (pl)
PL (1) PL3764649T3 (pl)
SI (1) SI3764649T1 (pl)
WO (1) WO2019194504A1 (pl)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240275956A1 (en) * 2012-04-16 2024-08-15 Electronics And Telecommunications Research Institute Encoding method and decoding method, and device using same
PL3764649T3 (pl) * 2018-04-01 2024-01-22 Lg Electronics Inc. Przetwarzanie sygnału wideo z wykorzystaniem skróconego przekształcenia wtórnego
CN116527891A (zh) * 2018-08-12 2023-08-01 Lg电子株式会社 解码方法、编码方法、可读介质和图像的数据的发送方法
CN110839158B (zh) 2018-08-16 2023-03-10 北京字节跳动网络技术有限公司 变换矩阵选择的系数相关的编解码
US11589075B2 (en) * 2018-10-01 2023-02-21 Lg Electronics Inc. Encoding/decoding method for video signal and device therefor
CN113365056B (zh) * 2019-03-09 2022-04-15 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
US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
CN117499641A (zh) * 2019-05-10 2024-02-02 北京字节跳动网络技术有限公司 用于视频处理的简化二次变换的有条件使用
US11218728B2 (en) * 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
EP3967032A4 (en) 2019-06-07 2022-07-27 Beijing Bytedance Network Technology Co., Ltd. CONDITIONAL SIGNALING OF A REDUCED SECONDARY TRANSFORM FOR VIDEO BIANARY FLOWS
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
CN118632034A (zh) 2019-08-17 2024-09-10 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
WO2021102424A1 (en) * 2019-11-21 2021-05-27 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus on transform and coefficient signaling
US12034928B2 (en) * 2019-11-26 2024-07-09 Fraunhofer-Gesellschaft zur Förderung derangewandten Forschung e.V. Coding concepts for a transformed representation of a sample block
GB2593778A (en) * 2020-04-03 2021-10-06 Sony Group Corp Video data encoding and decoding
CN112543324B (zh) * 2020-12-06 2023-02-28 浙江大华技术股份有限公司 视频解码方法、编码方法、编解码器及存储介质
GB2609218B (en) 2021-07-22 2023-08-30 Imagination Tech Ltd Coding blocks of pixels
GB2603559B (en) * 2021-07-22 2023-08-09 Imagination Tech Ltd Coding blocks of pixels
EP4409902A1 (en) * 2021-09-30 2024-08-07 Dolby Laboratories Licensing Corporation Dynamic spatial metadata for image and video processing
US20250317564A1 (en) * 2022-05-06 2025-10-09 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Usage of coded subblock flags along with transform switching including a transform skip mode
US20250386023A1 (en) * 2022-06-16 2025-12-18 Lg Electronics Inc. Image encoding/decoding method and apparatus based on scan order information, and recording medium storing bitstream
US20250350725A1 (en) * 2023-04-23 2025-11-13 Quasistatics Inc. Method and system for energy-efficient approximate digital jpeg and mjpeg-compression

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102045560B (zh) * 2009-10-23 2013-08-07 华为技术有限公司 一种视频编解码方法及设备
MX2013003017A (es) * 2010-09-28 2013-06-28 Samsung Electronics Co Ltd Metodo y dispositivo para transformacion y metodo y dispositivo para transformacion inversa de imagenes.
US20130003856A1 (en) * 2011-07-01 2013-01-03 Samsung Electronics Co. Ltd. Mode-dependent transforms for residual coding with low latency
KR20130050403A (ko) * 2011-11-07 2013-05-16 오수미 인터 모드에서의 복원 블록 생성 방법
KR20130050404A (ko) * 2011-11-07 2013-05-16 오수미 인터 모드에서의 복원 블록 생성 방법
US10194158B2 (en) * 2012-09-04 2019-01-29 Qualcomm Incorporated Transform basis adjustment in scalable video coding
US9571837B2 (en) * 2013-11-01 2017-02-14 Broadcom Corporation Color blending prevention in video coding
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
KR102600756B1 (ko) * 2015-03-06 2023-11-10 한국과학기술원 저 복잡도 변환에 기반한 영상 부호화 및 복호화 방법 및 이를 이용하는 장치
US20170034530A1 (en) * 2015-07-28 2017-02-02 Microsoft Technology Licensing, Llc Reduced size inverse transform for decoding and encoding
US10491922B2 (en) * 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
EP3453181B1 (en) * 2016-05-04 2025-10-29 Sharp Kabushiki Kaisha Methods and apparatuses for coding transform data
KR20220053702A (ko) * 2016-05-13 2022-04-29 소니그룹주식회사 화상 처리 장치 및 방법
EP3457691A4 (en) * 2016-05-13 2019-03-20 Sharp Kabushiki Kaisha IMAGE DECODING DEVICE AND IMAGE CODING DEVICE
CA3019490A1 (en) 2016-05-13 2017-11-16 Sony Corporation Image processing apparatus and method
CN109076226B (zh) * 2016-05-13 2021-08-13 索尼公司 图像处理装置和方法
JP6861479B2 (ja) * 2016-06-24 2021-04-21 東京エレクトロン株式会社 プラズマ成膜方法およびプラズマ成膜装置
CN115052143B (zh) 2016-08-01 2025-05-23 韩国电子通信研究院 图像编码/解码方法
JPWO2018061837A1 (ja) * 2016-09-30 2019-07-11 ソニー株式会社 画像処理装置および方法
US10880564B2 (en) * 2016-10-01 2020-12-29 Qualcomm Incorporated Transform selection for video coding
US11095893B2 (en) * 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
EP3567858A4 (en) * 2017-01-03 2020-06-17 LG Electronics Inc. -1- VIDEO SIGNAL ENCODING / DECODING METHOD AND DEVICE USING A SECONDARY TRANSFORM
US10554974B2 (en) * 2017-01-13 2020-02-04 Mediatek Inc. Method and apparatus enabling adaptive multiple transform for chroma transport blocks using control flags
CN110431843A (zh) * 2017-03-23 2019-11-08 索尼公司 图像处理装置及方法
GB2564150A (en) * 2017-07-05 2019-01-09 Sony Corp Image data encoding and decoding
PL3764649T3 (pl) * 2018-04-01 2024-01-22 Lg Electronics Inc. Przetwarzanie sygnału wideo z wykorzystaniem skróconego przekształcenia wtórnego

Also Published As

Publication number Publication date
JP2025069352A (ja) 2025-04-30
EP4250731A3 (en) 2023-12-06
FI3764649T3 (fi) 2023-10-19
EP3764649A4 (en) 2021-05-12
WO2019194504A1 (ko) 2019-10-10
KR102631119B1 (ko) 2024-01-29
KR102846149B1 (ko) 2025-08-12
ES2961923T3 (es) 2024-03-14
JP2026009235A (ja) 2026-01-19
SI3764649T1 (sl) 2023-12-29
JP7630558B2 (ja) 2025-02-17
US20240267563A1 (en) 2024-08-08
EP3764649B1 (en) 2023-09-27
KR20220153118A (ko) 2022-11-17
CN115604470B (zh) 2025-09-05
EP3764649A1 (en) 2021-01-13
EP4250731A2 (en) 2023-09-27
KR20240017106A (ko) 2024-02-06
CN115604468A (zh) 2023-01-13
CN115604470A (zh) 2023-01-13
US20230199220A1 (en) 2023-06-22
HUE063982T2 (hu) 2024-02-28
US20210014534A1 (en) 2021-01-14
KR20200123806A (ko) 2020-10-30
JP7301951B2 (ja) 2023-07-03
US11968398B2 (en) 2024-04-23
JP7769157B2 (ja) 2025-11-12
KR102465119B1 (ko) 2022-11-09
CN112166613A (zh) 2021-01-01
HRP20231341T1 (hr) 2024-02-16
JP2021517796A (ja) 2021-07-26
KR20250125443A (ko) 2025-08-21
US11616985B2 (en) 2023-03-28
JP2023120355A (ja) 2023-08-29
CN112166613B (zh) 2022-10-21
CN115604468B (zh) 2025-09-05

Similar Documents

Publication Publication Date Title
HUE063982T2 (hu) Videojel feldolgozás csökkentett másodlagos transzformáció használatával
SG11202111967VA (en) Multiple secondary transform matrices for video processing
PL4216554T3 (pl) Sposób i urządzenie do przetwarzania sygnału wideo za pomocą przekształcenia skróconego
SG11202101439VA (en) Video image processing
GB201811197D0 (en) Video processing
GB2573173B (en) Processing audio signals
GB2575852B (en) Image processing
GB2592175B (en) Image processing
GB2583101B (en) Video processing
GB201815256D0 (en) Signal processing
GB2588431B (en) Image signal processing
GB2572571B (en) Image processing
GB201816498D0 (en) Processing audio signals
GB2583519B (en) Image processing
GB201801613D0 (en) Radar image processing
GB201809304D0 (en) Signal processing device
GB201907202D0 (en) Image processing
GB201817317D0 (en) Image processing
GB201812289D0 (en) Processing audio signals
GB2574052B (en) Image processing
GB201814649D0 (en) Image processing methods
EP3652938A4 (en) IMAGE PROCESSING
GB2588674B (en) Image processing
GB201902953D0 (en) Image processing
GB2591563B (en) Processing video signal using wide angle intra-prediction mode