SG11202111967VA - Multiple secondary transform matrices for video processing - Google Patents

Multiple secondary transform matrices for video processing

Info

Publication number
SG11202111967VA
SG11202111967VA SG11202111967VA SG11202111967VA SG11202111967VA SG 11202111967V A SG11202111967V A SG 11202111967VA SG 11202111967V A SG11202111967V A SG 11202111967VA SG 11202111967V A SG11202111967V A SG 11202111967VA SG 11202111967V A SG11202111967V A SG 11202111967VA
Authority
SG
Singapore
Prior art keywords
video processing
multiple secondary
secondary transform
transform matrices
matrices
Prior art date
Application number
SG11202111967VA
Inventor
Li Zhang
Kai Zhang
Hongbin Liu
Yue Wang
Original Assignee
Beijing Bytedance Network Technology Co Ltd
Bytedance 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 Beijing Bytedance Network Technology Co Ltd, Bytedance Inc filed Critical Beijing Bytedance Network Technology Co Ltd
Publication of SG11202111967VA publication Critical patent/SG11202111967VA/en

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
    • H04N19/61—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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/112—Selection of coding mode or of prediction mode according to a given display mode, e.g. for interlaced or progressive display 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/186—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
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/70—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)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (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)
SG11202111967VA 2019-05-10 2020-05-11 Multiple secondary transform matrices for video processing SG11202111967VA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2019086420 2019-05-10
PCT/CN2020/089581 WO2020228671A1 (en) 2019-05-10 2020-05-11 Multiple secondary transform matrices for video processing

Publications (1)

Publication Number Publication Date
SG11202111967VA true SG11202111967VA (en) 2021-11-29

Family

ID=73289293

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202111967VA SG11202111967VA (en) 2019-05-10 2020-05-11 Multiple secondary transform matrices for video processing

Country Status (8)

Country Link
US (4) US11575940B2 (en)
EP (3) EP3949396A4 (en)
JP (3) JP7269373B2 (en)
KR (2) KR20220006059A (en)
CN (6) CN113812146B (en)
BR (1) BR112021021631A2 (en)
SG (1) SG11202111967VA (en)
WO (5) WO2020228671A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111226442B (en) * 2017-08-04 2022-06-21 Lg电子株式会社 Method of configuring transforms for video compression and computer-readable storage medium
WO2020228671A1 (en) 2019-05-10 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Multiple secondary transform matrices for video processing
CN117692630A (en) 2019-05-11 2024-03-12 北京字节跳动网络技术有限公司 Selective use of codec tools in video processing
CN113812155B (en) * 2019-05-11 2023-10-27 北京字节跳动网络技术有限公司 Interaction between multiple inter-frame coding and decoding methods
CN113950834B (en) * 2019-05-31 2024-07-09 交互数字Vc控股公司 Transform selection for implicit transform selection
EP3967032A4 (en) 2019-06-07 2022-07-27 Beijing Bytedance Network Technology Co., Ltd. Conditional signaling of reduced secondary transform in video bitstreams
CN113287310A (en) * 2019-06-10 2021-08-20 株式会社 Xris Method for encoding/decoding image signal and apparatus thereof
WO2020262992A1 (en) * 2019-06-25 2020-12-30 한국전자통신연구원 Image encoding/decoding method and apparatus
KR20220038060A (en) 2019-07-27 2022-03-25 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Restrictions of use of tools according to reference picture types
CN114208190B (en) 2019-08-03 2023-12-15 北京字节跳动网络技术有限公司 Matrix selection for downscaling secondary transforms in video coding
CN114223208B (en) 2019-08-17 2023-12-29 北京字节跳动网络技术有限公司 Context modeling for side information of reduced secondary transforms in video
WO2021068954A1 (en) 2019-10-12 2021-04-15 Beijing Bytedance Network Technology Co., Ltd. High level syntax for video coding tools
EP4054196A4 (en) 2019-10-29 2023-12-13 LG Electronics Inc. Method for transform-based image coding and apparatus therefor
MX2022005105A (en) 2019-10-29 2022-08-04 Lg Electronics Inc Image coding method based on transform and apparatus therefor.
WO2021096174A1 (en) * 2019-11-11 2021-05-20 엘지전자 주식회사 Transformation-based image coding method and device therefor
JPWO2021100450A1 (en) * 2019-11-21 2021-05-27
US20220150518A1 (en) * 2020-11-11 2022-05-12 Tencent America LLC Method and apparatus for video coding
US20240015329A1 (en) * 2021-09-27 2024-01-11 Arkaos S.A. Method and apparatus for compression and decompression of video data without intraframe prediction
US20230140628A1 (en) * 2021-11-04 2023-05-04 Meta Platforms, Inc. Novel buffer format for a two-stage video encoding process
WO2023191332A1 (en) * 2022-03-28 2023-10-05 현대자동차주식회사 Method and device for video coding using adaptive multiple transform selection
WO2023191261A1 (en) * 2022-03-30 2023-10-05 엘지전자 주식회사 Method and device for coding residual information in image coding system
WO2024080784A1 (en) * 2022-10-12 2024-04-18 엘지전자 주식회사 Video encoding/decoding method and device based on non-separable first-order transformation, and recording medium for storing bitstream

Family Cites Families (92)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5796842A (en) * 1996-06-07 1998-08-18 That Corporation BTSC encoder
EP2574049B1 (en) * 2005-08-10 2016-08-31 Mitsubishi Electric Corporation Recording medium, reproducing apparatus, and reproducing method
JPWO2011016250A1 (en) * 2009-08-06 2013-01-10 パナソニック株式会社 Encoding method, decoding method, encoding device, and decoding device
US9661338B2 (en) * 2010-07-09 2017-05-23 Qualcomm Incorporated Coding syntax elements for adaptive scans of transform coefficients for video coding
US8693795B2 (en) * 2010-10-01 2014-04-08 Samsung Electronics Co., Ltd. Low complexity secondary transform for image and video compression
KR101756442B1 (en) 2010-11-29 2017-07-11 에스케이텔레콤 주식회사 Video Encoding/Decoding Method and Apparatus for Minimizing Redundancy of Intra Prediction Mode
AU2015249109B2 (en) * 2011-03-08 2017-08-24 Qualcomm Incorporated Coding of transform coefficients for video coding
US10397577B2 (en) * 2011-03-08 2019-08-27 Velos Media, Llc Inverse scan order for significance map coding of transform coefficients in video coding
US20120320972A1 (en) * 2011-06-16 2012-12-20 Samsung Electronics Co., Ltd. Apparatus and method for low-complexity optimal transform selection
US20130003856A1 (en) * 2011-07-01 2013-01-03 Samsung Electronics Co. Ltd. Mode-dependent transforms for residual coding with low latency
RU2719340C2 (en) * 2011-10-18 2020-04-17 Кт Корпорейшен Video decoding method
KR20130058524A (en) 2011-11-25 2013-06-04 오수미 Method for generating chroma intra prediction block
KR102657113B1 (en) * 2011-12-29 2024-04-15 엘지전자 주식회사 Video encoding and decoding method and apparatus using same
CN104081770B (en) 2012-01-20 2018-10-09 英迪股份有限公司 Intra prediction mode mapping method and the device for using this method
PL2869557T3 (en) * 2012-06-29 2024-02-19 Electronics And Telecommunications Research Institute Method and device for encoding/decoding images
US9277212B2 (en) 2012-07-09 2016-03-01 Qualcomm Incorporated Intra mode extensions for difference domain intra prediction
AU2012232992A1 (en) * 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
WO2014055826A2 (en) * 2012-10-05 2014-04-10 Huawei Technologies Co., Ltd. Improved architecture for hybrid video codec
CN103141596B (en) 2013-03-07 2014-07-16 福建归来客有机茶叶有限公司 High-aroma oolong black tea and making method thereof
US20140254661A1 (en) * 2013-03-08 2014-09-11 Samsung Electronics Co., Ltd. Method and apparatus for applying secondary transforms on enhancement-layer residuals
CN104488266B (en) * 2013-06-27 2018-07-06 北京大学深圳研究生院 AVS video compressing and encoding methods and encoder
WO2015056945A1 (en) 2013-10-14 2015-04-23 삼성전자 주식회사 Method and apparatus for depth intra coding, and method and apparatus for depth intra decoding
US11070810B2 (en) * 2014-03-14 2021-07-20 Qualcomm Incorporated Modifying bit depths in color-space transform coding
CN105516730B (en) * 2014-09-24 2018-04-24 晨星半导体股份有限公司 Video coding device and video decoded device and its coding and coding/decoding method
US10091504B2 (en) * 2015-01-08 2018-10-02 Microsoft Technology Licensing, Llc Variations of rho-domain rate control
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
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
EP3367680B1 (en) * 2015-10-22 2020-07-01 LG Electronics Inc. Intra-prediction method and apparatus in video coding system
EP3414901A4 (en) * 2016-02-08 2018-12-26 Sharp Kabushiki Kaisha Systems and methods for transform coefficient coding
CN105791867B (en) * 2016-03-23 2019-02-22 北京大学 Optimization method for coding video data based on Boundary adaptation transformation
WO2017173593A1 (en) 2016-04-06 2017-10-12 Mediatek Singapore Pte. Ltd. Separate coding secondary transform syntax elements for different color components
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
CN114339228B (en) * 2016-05-04 2024-04-12 夏普株式会社 System and method for encoding transform data
EP3453174A1 (en) 2016-05-06 2019-03-13 VID SCALE, Inc. Method and system for decoder-side intra mode derivation for block-based video coding
EP4300968A1 (en) 2016-05-13 2024-01-03 Sony Group Corporation Image processing device and method
CA3019490A1 (en) * 2016-05-13 2017-11-16 Sony Corporation Image processing apparatus and method
US10547854B2 (en) 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
US10887626B2 (en) * 2016-05-13 2021-01-05 Sharp Kabushiki Kaisha Image decoding device and image encoding device
KR20180001485A (en) * 2016-06-24 2018-01-04 한국전자통신연구원 Method and apparatus for encoding and decoding a video image based on transform
US10972733B2 (en) 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
CN115052142A (en) * 2016-08-01 2022-09-13 韩国电子通信研究院 Image encoding/decoding method
US11722698B2 (en) 2016-08-24 2023-08-08 Sony Corporation Image processing apparatus and image processing method
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
CN110326294A (en) * 2017-01-03 2019-10-11 Lg电子株式会社 Use the method and apparatus of quadratic transformation encoding/decoding video signal
US11025903B2 (en) 2017-01-13 2021-06-01 Qualcomm Incorporated Coding video data using derived chroma mode
CN110313179B (en) 2017-01-31 2022-01-28 夏普株式会社 System and method for scaling transform coefficient level values
WO2018166429A1 (en) * 2017-03-16 2018-09-20 Mediatek Inc. Method and apparatus of enhanced multiple transforms and non-separable secondary transform for video coding
US20180288439A1 (en) 2017-03-31 2018-10-04 Mediatek Inc. Multiple Transform Prediction
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
US10638126B2 (en) * 2017-05-05 2020-04-28 Qualcomm Incorporated Intra reference filter for video coding
US10742975B2 (en) 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
US10750181B2 (en) * 2017-05-11 2020-08-18 Mediatek Inc. Method and apparatus of adaptive multiple transforms for video coding
US10805641B2 (en) * 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding
JP2021010046A (en) 2017-10-06 2021-01-28 シャープ株式会社 Image encoding device and image decoding device
US10827173B2 (en) 2017-11-13 2020-11-03 Electronics And Telecommunications Research Institute Method and apparatus for quantization
US10764590B2 (en) * 2017-11-15 2020-09-01 Google Llc Entropy coding primary and secondary coefficients of video data
US11252420B2 (en) * 2017-12-15 2022-02-15 Lg Electronics Inc. Image coding method on basis of secondary transform and device therefor
GB2570711B (en) * 2018-02-05 2023-04-05 Sony Corp Data encoding and decoding
CN108322745B (en) * 2018-02-28 2019-12-03 中南大学 Fast selecting method in a kind of frame based on inseparable quadratic transformation mode
CN116366845A (en) 2018-03-09 2023-06-30 韩国电子通信研究院 Image encoding/decoding method and apparatus using sample filtering
SI3764649T1 (en) * 2018-04-01 2023-12-29 Lg Electronics Inc. Processing video signal by using reduced secondary transform
US11019355B2 (en) 2018-04-03 2021-05-25 Electronics And Telecommunications Research Institute Inter-prediction method and apparatus using reference frame generated based on deep learning
US11470316B2 (en) * 2018-05-31 2022-10-11 Lg Electronics Inc. Method and device for performing transformation by using layered-givens transform
KR102555363B1 (en) 2018-06-29 2023-07-13 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. Extended baseline intra-screen prediction
US11166044B2 (en) 2018-07-31 2021-11-02 Tencent America LLC Method and apparatus for improved compound orthonormal transform
KR102636267B1 (en) 2018-08-16 2024-02-14 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Coding according to coefficients of transformation matrix selection
JP7055879B2 (en) * 2018-09-05 2022-04-18 エルジー エレクトロニクス インコーポレイティド Video signal coding / decoding method and equipment for that purpose
US10819979B2 (en) 2018-09-06 2020-10-27 Tencent America LLC Coupled primary and secondary transform
US11039139B2 (en) * 2018-09-14 2021-06-15 Tencent America LLC Method and apparatus for identity transform in multiple transform selection
JP2022514870A (en) 2018-12-20 2022-02-16 フラウンホーファー－ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン Intra prediction using linear or affine transformations with adjacent sample reduction
US11930179B2 (en) 2018-12-28 2024-03-12 Electronics And Telecommunications Research Institute Video encoding/decoding method, apparatus, and recording medium having bitstream stored thereon
WO2020149608A1 (en) 2019-01-14 2020-07-23 엘지전자 주식회사 Video decoding method using residual information in video coding system, and apparatus thereof
US11523136B2 (en) 2019-01-28 2022-12-06 Hfi Innovation Inc. Methods and apparatuses for coding transform blocks
KR20200093468A (en) * 2019-01-28 2020-08-05 주식회사 엑스리스 Method for encoding/decoding video signal and apparatus therefor
US11595663B2 (en) 2019-02-01 2023-02-28 Qualcomm Incorporated Secondary transform designs for partitioned transform units in video coding
WO2020162737A1 (en) * 2019-02-08 2020-08-13 주식회사 윌러스표준기술연구소 Video signal processing method and device using secondary transform
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
US11134257B2 (en) 2019-04-04 2021-09-28 Tencent America LLC Simplified signaling method for affine linear weighted intra prediction mode
CN113785588B (en) 2019-04-12 2023-11-24 北京字节跳动网络技术有限公司 Matrix-based intra-prediction chroma codec mode determination
CN113711591B (en) 2019-04-20 2023-10-27 北京字节跳动网络技术有限公司 Signaling of syntax elements for joint coding of chroma residual
WO2020226424A1 (en) 2019-05-08 2020-11-12 엘지전자 주식회사 Image encoding/decoding method and device for performing mip and lfnst, and method for transmitting bitstream
WO2020228671A1 (en) 2019-05-10 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Multiple secondary transform matrices for video processing
KR20210133301A (en) 2019-06-06 2021-11-05 엘지전자 주식회사 Transformation-based video coding method and apparatus
EP3967032A4 (en) 2019-06-07 2022-07-27 Beijing Bytedance Network Technology Co., Ltd. Conditional signaling of reduced secondary transform in video bitstreams
US11115658B2 (en) 2019-06-25 2021-09-07 Qualcomm Incorporated Matrix intra prediction and cross-component linear model prediction harmonization for video coding
CN114402595A (en) 2019-07-21 2022-04-26 Lg电子株式会社 Image encoding/decoding method and apparatus for signaling chroma component prediction information according to whether palette mode is applicable and method for transmitting bitstream
CN114208190B (en) 2019-08-03 2023-12-15 北京字节跳动网络技术有限公司 Matrix selection for downscaling secondary transforms in video coding
CN114223208B (en) 2019-08-17 2023-12-29 北京字节跳动网络技术有限公司 Context modeling for side information of reduced secondary transforms in video
CN115066899A (en) 2019-12-02 2022-09-16 抖音视界有限公司 Scalable secondary transform processing of coded video

Also Published As

Publication number Publication date
CN113841401B (en) 2022-11-25
CN113841409A (en) 2021-12-24
US20220417529A1 (en) 2022-12-29
WO2020228669A1 (en) 2020-11-19
US11622131B2 (en) 2023-04-04
EP4329309A3 (en) 2024-03-27
EP4329309A2 (en) 2024-02-28
CN113812162B (en) 2022-12-30
BR112021021631A2 (en) 2021-12-21
CN113812146A (en) 2021-12-17
US11575940B2 (en) 2023-02-07
WO2020228673A1 (en) 2020-11-19
JP2022531381A (en) 2022-07-06
JP7269373B2 (en) 2023-05-08
US20210385499A1 (en) 2021-12-09
CN113812162A (en) 2021-12-17
CN113812146B (en) 2022-11-11
US20220295099A1 (en) 2022-09-15
US20210392327A1 (en) 2021-12-16
CN117499641A (en) 2024-02-02
KR102655582B1 (en) 2024-04-09
JP7267461B2 (en) 2023-05-01
WO2020228670A1 (en) 2020-11-19
EP3949396A4 (en) 2022-05-04
EP3949396A1 (en) 2022-02-09
US11611779B2 (en) 2023-03-21
CN113841409B (en) 2023-12-19
KR20220006062A (en) 2022-01-14
WO2020228672A1 (en) 2020-11-19
JP7514359B2 (en) 2024-07-10
CN113812154B (en) 2023-01-10
EP3949397A1 (en) 2022-02-09
CN113841401A (en) 2021-12-24
JP2023093655A (en) 2023-07-04
KR20220006059A (en) 2022-01-14
JP2022532517A (en) 2022-07-15
EP3949397A4 (en) 2023-01-04
WO2020228671A1 (en) 2020-11-19
CN113812154A (en) 2021-12-17

Similar Documents

Publication Publication Date Title
SG11202111967VA (en) Multiple secondary transform matrices for video processing
SI3764649T1 (en) Processing video signal by using reduced secondary transform
SG11202109470VA (en) Extended multiple transform selection for video coding
SG11202101439VA (en) Video image processing
EP3994887A4 (en) Selection of matrices for reduced secondary transform in video coding
SG11202100280TA (en) Multiple image projection system for additive manufacturing
EP3821373A4 (en) Video processing
SG11202113262WA (en) Transform selection for implicit multiple transform selection
GB2592175B (en) Image processing
GB201813846D0 (en) Spatial audio processing
EP4045928A4 (en) Brain image processing
GB2586858B (en) Image retrieval system
GB2583101B (en) Video processing
PL3822049T3 (en) System for picking-up elements
GB201809960D0 (en) Video conferencing system
CA186125S (en) Television
GB201907202D0 (en) Image processing
GB201902953D0 (en) Image processing
EP3895425A4 (en) Immersive video bitstream processing
GB2583774B (en) Stereo image processing
GB2588674B (en) Image processing
EP3982095A4 (en) Stress distribution image processing device
GB2583519B (en) Image processing
GB201906001D0 (en) Cloud-based distribution system
GB2577282B (en) System for processing foodstuff