BR112018016559A2 - criptografia de transformada com o uso de transformadas de múltiplas passagens compactas - Google Patents

criptografia de transformada com o uso de transformadas de múltiplas passagens compactas

Info

Publication number
BR112018016559A2
BR112018016559A2 BR112018016559A BR112018016559A BR112018016559A2 BR 112018016559 A2 BR112018016559 A2 BR 112018016559A2 BR 112018016559 A BR112018016559 A BR 112018016559A BR 112018016559 A BR112018016559 A BR 112018016559A BR 112018016559 A2 BR112018016559 A2 BR 112018016559A2
Authority
BR
Brazil
Prior art keywords
vector
transformation
transform
sequence
transformations
Prior art date
Application number
BR112018016559A
Other languages
English (en)
Portuguese (pt)
Inventor
Said Amir
Karczewicz Marta
Zhao Xin
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112018016559A2 publication Critical patent/BR112018016559A2/pt

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
    • H04N19/10—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
    • H04N19/70—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
    • 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)
BR112018016559A 2016-02-15 2017-02-15 criptografia de transformada com o uso de transformadas de múltiplas passagens compactas BR112018016559A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662295448P 2016-02-15 2016-02-15
US15/432,633 US10390048B2 (en) 2016-02-15 2017-02-14 Efficient transform coding using optimized compact multi-pass transforms
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
BR112018016559A2 true BR112018016559A2 (pt) 2019-01-02

Family

ID=59561865

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018016559A BR112018016559A2 (pt) 2016-02-15 2017-02-15 criptografia de transformada com o uso de transformadas de múltiplas passagens compactas

Country Status (8)

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

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US10412415B2 (en) * 2014-10-24 2019-09-10 Lg Electronics Inc. Method and apparatus for decoding/encoding video signal using transform derived from graph template
US10567763B2 (en) * 2015-05-26 2020-02-18 Lg Electronics Inc. Method and device for processing a video signal by using an adaptive separable graph-based transform
US10349085B2 (en) 2016-02-15 2019-07-09 Qualcomm Incorporated Efficient parameter storage for compact multi-pass transforms
US10448053B2 (en) 2016-02-15 2019-10-15 Qualcomm Incorporated Multi-pass non-separable transforms for video coding
EP3457699B1 (en) * 2016-05-13 2023-09-20 Sony Group Corporation Image processing device and method
US11095893B2 (en) 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
CN115767086B (zh) * 2017-12-21 2025-08-15 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
US11470316B2 (en) 2018-05-31 2022-10-11 Lg Electronics Inc. Method and device for performing transformation by using layered-givens transform
KR102585635B1 (ko) * 2018-09-02 2023-10-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
KR101973332B1 (ko) * 2018-09-21 2019-08-23 오호영 목이버섯 재배 방법
WO2020164633A1 (en) * 2019-02-15 2020-08-20 Beijing Bytedance Network Technology Co., Ltd. Transform parameter derivation based on block partition
BR112021022540A2 (pt) * 2019-05-10 2021-12-28 Fraunhofer Ges Forschung Aparelho para previsão com base em bloco e para codificação e decodificação de figura, seu método e fluxo contínuo de dados
KR20220143841A (ko) 2020-02-24 2022-10-25 바이트댄스 아이엔씨 비디오 코딩에서의 픽처 레벨 슬라이스 인덱스의 사용
EP4097980A4 (en) * 2020-03-03 2023-04-19 ByteDance Inc. NON-SEPARABLE LOW-FREQUENCY TRANSFORMATION SIGNALING IN VIDEO ENCODING
CN115299051A (zh) * 2020-03-11 2022-11-04 抖音视界有限公司 视频编解码的一致性窗口参数
EP4154537A4 (en) 2020-05-31 2024-02-07 Beijing Bytedance Network Technology Co., Ltd. PALETTE MODE WITH LOCAL DOUBLE TREE MODE TYPE DEFINITION

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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
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US7870176B2 (en) * 2004-07-08 2011-01-11 Asocs Ltd. Method of and apparatus for implementing fast orthogonal transforms of variable size
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CN104717504B (zh) * 2009-04-08 2018-04-06 夏普株式会社 运动图像编码装置以及运动图像解码装置
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
US10992958B2 (en) * 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
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US10349085B2 (en) 2016-02-15 2019-07-09 Qualcomm Incorporated Efficient parameter storage for compact multi-pass transforms
US10448053B2 (en) 2016-02-15 2019-10-15 Qualcomm Incorporated Multi-pass non-separable transforms for video coding

Also Published As

Publication number Publication date
CN108702517A (zh) 2018-10-23
US20170238019A1 (en) 2017-08-17
CN108702517B (zh) 2020-12-15
WO2017142929A1 (en) 2017-08-24
EP3417622B1 (en) 2021-01-06
KR20180113515A (ko) 2018-10-16
EP3417622A1 (en) 2018-12-26
US10390048B2 (en) 2019-08-20
JP2019508969A (ja) 2019-03-28
CA3011388A1 (en) 2017-08-24

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Legal Events

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B350 Update of information on the portal [chapter 15.35 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

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B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2658 DE 14-12-2021 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.