SG11202107974YA - Shape adaptive discrete cosine transform for geometric partitioning with an adaptive number of regions - Google Patents

Shape adaptive discrete cosine transform for geometric partitioning with an adaptive number of regions

Info

Publication number
SG11202107974YA
SG11202107974YA SG11202107974YA SG11202107974YA SG11202107974YA SG 11202107974Y A SG11202107974Y A SG 11202107974YA SG 11202107974Y A SG11202107974Y A SG 11202107974YA SG 11202107974Y A SG11202107974Y A SG 11202107974YA SG 11202107974Y A SG11202107974Y A SG 11202107974YA
Authority
SG
Singapore
Prior art keywords
adaptive
regions
discrete cosine
cosine transform
geometric partitioning
Prior art date
Application number
SG11202107974YA
Other languages
English (en)
Inventor
Borivoje Furht
Hari Kalva
Velibor Adzic
Original Assignee
Op Solutions Llc
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 Op Solutions Llc filed Critical Op Solutions Llc
Publication of SG11202107974YA publication Critical patent/SG11202107974YA/en

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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
    • H04N19/10—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
    • H04N19/12—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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • 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
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/124—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
    • H04N19/134—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/61—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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

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)
SG11202107974YA 2019-01-28 2020-01-28 Shape adaptive discrete cosine transform for geometric partitioning with an adaptive number of regions SG11202107974YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962797799P 2019-01-28 2019-01-28
PCT/US2020/015401 WO2020159982A1 (en) 2019-01-28 2020-01-28 Shape adaptive discrete cosine transform for geometric partitioning with an adaptive number of regions

Publications (1)

Publication Number Publication Date
SG11202107974YA true SG11202107974YA (en) 2021-08-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202107974YA SG11202107974YA (en) 2019-01-28 2020-01-28 Shape adaptive discrete cosine transform for geometric partitioning with an adaptive number of regions

Country Status (9)

Country Link
US (1) US20210360246A1 (ko)
EP (1) EP3918784A4 (ko)
JP (1) JP7482536B2 (ko)
KR (1) KR20210118166A (ko)
CN (1) CN113597757A (ko)
BR (1) BR112021014671A2 (ko)
MX (1) MX2021009030A (ko)
SG (1) SG11202107974YA (ko)
WO (1) WO2020159982A1 (ko)

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US10733766B2 (en) * 2016-10-19 2020-08-04 Google, Llc Methods and apparatus to encode and/or decode normals of geometric representations of surfaces
US11323748B2 (en) * 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding
US11876973B2 (en) * 2021-04-12 2024-01-16 Alibaba (China) Co., Ltd. Method, apparatus, and non-transitory computer-readable storage medium for motion vector refinement for geometric partition mode
WO2023195762A1 (ko) * 2022-04-05 2023-10-12 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체

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DE19719383A1 (de) * 1997-05-07 1998-11-19 Siemens Ag Verfahren und Vorrichtung zur Codierung und Decodierung eines digitalisierten Bildes
JP4313710B2 (ja) 2004-03-25 2009-08-12 パナソニック株式会社 画像符号化方法および画像復号化方法
US8879632B2 (en) * 2010-02-18 2014-11-04 Qualcomm Incorporated Fixed point implementation for geometric motion partitioning
US9747255B2 (en) * 2011-05-13 2017-08-29 Texas Instruments Incorporated Inverse transformation using pruning for video coding
WO2013063784A1 (en) * 2011-11-03 2013-05-10 Thomson Licensing Video encoding and decoding based on image refinement
EP4161078A1 (en) * 2011-11-11 2023-04-05 GE Video Compression, LLC Effective wedgelet partition coding using spatial prediction
US20130287109A1 (en) * 2012-04-29 2013-10-31 Qualcomm Incorporated Inter-layer prediction through texture segmentation for video coding
HUE063933T2 (hu) * 2012-06-29 2024-02-28 Electronics & Telecommunications Res Inst Eljárás és eszköz képek kódolására/dekódolására
JP6055555B2 (ja) * 2012-11-13 2016-12-27 インテル コーポレイション 次世代ビデオのためのビデオコーデックアーキテクチャ
US10477232B2 (en) * 2014-03-21 2019-11-12 Qualcomm Incorporated Search region determination for intra block copy in video coding
CN109416718B (zh) * 2015-12-24 2023-05-12 英特尔公司 云数据中心中应用容器的可信部署
CN110249628B (zh) * 2017-02-06 2021-08-20 华为技术有限公司 用于预测分区的视频编码器和解码器
US11445218B2 (en) * 2017-11-24 2022-09-13 Sony Corporation Image processing apparatus and method
JP7036123B2 (ja) * 2017-12-05 2022-03-15 株式会社ソシオネクスト 符号化方法、復号方法、符号化装置、復号装置、符号化プログラム及び復号プログラム
WO2019246535A1 (en) * 2018-06-22 2019-12-26 Op Solutions, Llc Block level geometric partitioning
WO2020159989A1 (en) * 2019-01-28 2020-08-06 Op Solutions, Llc Inter prediction in geometric partitioning with an adaptive number of regions

Also Published As

Publication number Publication date
EP3918784A1 (en) 2021-12-08
CN113597757A (zh) 2021-11-02
JP2022524916A (ja) 2022-05-11
BR112021014671A2 (pt) 2021-09-28
US20210360246A1 (en) 2021-11-18
EP3918784A4 (en) 2022-04-13
JP7482536B2 (ja) 2024-05-14
MX2021009030A (es) 2021-10-13
WO2020159982A1 (en) 2020-08-06
KR20210118166A (ko) 2021-09-29

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