CA3011388A1 - Efficient transform coding using optimized compact multi-pass transforms - Google Patents

Efficient transform coding using optimized compact multi-pass transforms Download PDF

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Publication number
CA3011388A1
CA3011388A1 CA3011388A CA3011388A CA3011388A1 CA 3011388 A1 CA3011388 A1 CA 3011388A1 CA 3011388 A CA3011388 A CA 3011388A CA 3011388 A CA3011388 A CA 3011388A CA 3011388 A1 CA3011388 A1 CA 3011388A1
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CA
Canada
Prior art keywords
vector
transformation
transformations
sequence
video
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Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA3011388A
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English (en)
French (fr)
Inventor
Amir Said
Xin Zhao
Marta Karczewicz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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Qualcomm Inc
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Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of CA3011388A1 publication Critical patent/CA3011388A1/en
Abandoned legal-status Critical Current

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    • 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
    • H04N19/10—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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/439—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using cascaded computational arrangements for performing a single operation, e.g. filtering
    • 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
    • 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
    • H04N19/90—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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20048—Transform domain processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
CA3011388A 2016-02-15 2017-02-15 Efficient transform coding using optimized compact multi-pass transforms Abandoned CA3011388A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201662295448P 2016-02-15 2016-02-15
US62/295,448 2016-02-15
US15/432,633 US10390048B2 (en) 2016-02-15 2017-02-14 Efficient transform coding using optimized compact multi-pass transforms
US15/432,633 2017-02-14
PCT/US2017/017940 WO2017142929A1 (en) 2016-02-15 2017-02-15 Efficient transform coding using optimized compact multi-pass transforms

Publications (1)

Publication Number Publication Date
CA3011388A1 true CA3011388A1 (en) 2017-08-24

Family

ID=59561865

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3011388A Abandoned CA3011388A1 (en) 2016-02-15 2017-02-15 Efficient transform coding using optimized compact multi-pass transforms

Country Status (8)

Country Link
US (1) US10390048B2 (https=)
EP (1) EP3417622B1 (https=)
JP (1) JP2019508969A (https=)
KR (1) KR20180113515A (https=)
CN (1) CN108702517B (https=)
BR (1) BR112018016559A2 (https=)
CA (1) CA3011388A1 (https=)
WO (1) WO2017142929A1 (https=)

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CN107005691B (zh) * 2014-10-24 2020-04-14 Lg 电子株式会社 使用从图模板导出的变换来对视频信号进行编码/解码的方法和装置
WO2016190690A1 (ko) * 2015-05-26 2016-12-01 엘지전자(주) 적응적인 분리가능한 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
US10448053B2 (en) 2016-02-15 2019-10-15 Qualcomm Incorporated Multi-pass non-separable transforms for video coding
US10349085B2 (en) 2016-02-15 2019-07-09 Qualcomm Incorporated Efficient parameter storage for compact multi-pass transforms
KR20220053702A (ko) * 2016-05-13 2022-04-29 소니그룹주식회사 화상 처리 장치 및 방법
US11095893B2 (en) 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
CN115834876B (zh) * 2017-12-21 2025-08-08 Lg电子株式会社 解码和编码设备、存储比特流的介质和数据发送设备
US10863199B2 (en) 2018-03-26 2020-12-08 Qualcomm Incorporated Minimization of transform memory and latency via parallel factorizations
US10536720B2 (en) 2018-05-07 2020-01-14 Tencent America LLC Method, apparatus and medium for decoding or encoding
WO2019231291A1 (ko) * 2018-05-31 2019-12-05 엘지전자 주식회사 레이어드 기븐스 변환을 이용하여 변환을 수행하는 방법 및 장치
KR102765982B1 (ko) 2018-09-02 2025-02-07 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
KR101973332B1 (ko) * 2018-09-21 2019-08-23 오호영 목이버섯 재배 방법
CN113711602B (zh) * 2019-02-15 2025-10-03 北京字节跳动网络技术有限公司 视频压缩中的非二次幂分割树的使用的限制
JP7325540B2 (ja) * 2019-05-10 2023-08-14 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 ブロックベース予測
CN115152209B (zh) 2020-02-24 2025-06-13 字节跳动有限公司 基于子图片级别的分割计算
WO2021178501A1 (en) * 2020-03-03 2021-09-10 Bytedance Inc. Controlling a scaling process using slice header signaling
CN115299051B (zh) 2020-03-11 2026-01-27 抖音视界有限公司 视频编解码的一致性窗口参数
WO2021244419A1 (en) 2020-05-31 2021-12-09 Beijing Bytedance Network Technology Co., Ltd. Constraint signaling using general constraint information syntax element

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US7502743B2 (en) 2002-09-04 2009-03-10 Microsoft Corporation Multi-channel audio encoding and decoding with multi-channel transform selection
EP1766789B1 (en) 2004-06-22 2019-02-27 Apple Inc. Methods and systems for enabling feedback in wireless communication networks
US7870176B2 (en) * 2004-07-08 2011-01-11 Asocs Ltd. Method of and apparatus for implementing fast orthogonal transforms of variable size
DE102006051673A1 (de) 2006-11-02 2008-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zum Nachbearbeiten von Spektralwerten und Encodierer und Decodierer für Audiosignale
US8855203B2 (en) * 2009-04-08 2014-10-07 Sharp Kabushiki Kaisha Video encoding apparatus and video decoding apparatus
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
CN101931817A (zh) * 2010-04-12 2010-12-29 中山大学 一种变换基自适应的变换编码方法
US9172968B2 (en) * 2010-07-09 2015-10-27 Qualcomm Incorporated Video coding using directional transforms
JP2012023632A (ja) * 2010-07-15 2012-02-02 Sony Corp 符号化装置および符号化方法、並びに、復号装置および復号方法
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JP5674596B2 (ja) * 2011-08-24 2015-02-25 日本放送協会 画像符号化装置、画像復号装置、及びこれらのプログラム
CN103096053B (zh) * 2011-11-04 2015-10-07 华为技术有限公司 一种变换模式的编解码方法和装置
US10448053B2 (en) 2016-02-15 2019-10-15 Qualcomm Incorporated Multi-pass non-separable transforms for video coding
US10349085B2 (en) 2016-02-15 2019-07-09 Qualcomm Incorporated Efficient parameter storage for compact multi-pass transforms

Also Published As

Publication number Publication date
WO2017142929A1 (en) 2017-08-24
JP2019508969A (ja) 2019-03-28
EP3417622A1 (en) 2018-12-26
CN108702517A (zh) 2018-10-23
CN108702517B (zh) 2020-12-15
EP3417622B1 (en) 2021-01-06
US10390048B2 (en) 2019-08-20
US20170238019A1 (en) 2017-08-17
KR20180113515A (ko) 2018-10-16
BR112018016559A2 (pt) 2019-01-02

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FZDE Discontinued

Effective date: 20220816