[go: up one dir, main page]

HUE053382T2 - Eljárás és berendezés blokk alapú szignifikancia térképhez és szignifikancia csoport jelzõ kontextus kiválasztáshoz - Google Patents

Eljárás és berendezés blokk alapú szignifikancia térképhez és szignifikancia csoport jelzõ kontextus kiválasztáshoz

Info

Publication number
HUE053382T2
HUE053382T2 HUE16195645A HUE16195645A HUE053382T2 HU E053382 T2 HUE053382 T2 HU E053382T2 HU E16195645 A HUE16195645 A HU E16195645A HU E16195645 A HUE16195645 A HU E16195645A HU E053382 T2 HUE053382 T2 HU E053382T2
Authority
HU
Hungary
Prior art keywords
significance
block
context selection
group flag
flag context
Prior art date
Application number
HUE16195645A
Other languages
English (en)
Inventor
Chih-Wei Hsu
Tzu-Der Chuang
Ching-Yeh Chen
Yu-Wen Huang
Original Assignee
Hfi Innovation 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 Hfi Innovation Inc filed Critical Hfi Innovation Inc
Publication of HUE053382T2 publication Critical patent/HUE053382T2/hu

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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/647—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission using significance based coding, e.g. Embedded Zerotrees of Wavelets [EZW] or Set Partitioning in Hierarchical Trees [SPIHT]
    • 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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
HUE16195645A 2012-01-03 2012-11-22 Eljárás és berendezés blokk alapú szignifikancia térképhez és szignifikancia csoport jelzõ kontextus kiválasztáshoz HUE053382T2 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201261582725P 2012-01-03 2012-01-03

Publications (1)

Publication Number Publication Date
HUE053382T2 true HUE053382T2 (hu) 2021-06-28

Family

ID=48744982

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE16195645A HUE053382T2 (hu) 2012-01-03 2012-11-22 Eljárás és berendezés blokk alapú szignifikancia térképhez és szignifikancia csoport jelzõ kontextus kiválasztáshoz

Country Status (7)

Country Link
US (2) US10298956B2 (hu)
EP (2) EP2745512B1 (hu)
CN (2) CN104025600B (hu)
ES (1) ES2862124T3 (hu)
HU (1) HUE053382T2 (hu)
PL (1) PL3139609T3 (hu)
WO (1) WO2013102380A1 (hu)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130188698A1 (en) * 2012-01-19 2013-07-25 Qualcomm Incorporated Coefficient level coding
US9866829B2 (en) * 2012-01-22 2018-01-09 Qualcomm Incorporated Coding of syntax elements that correspond to coefficients of a coefficient block in video coding
KR102250088B1 (ko) * 2013-10-24 2021-05-10 삼성전자주식회사 비디오 스트림을 복호화하는 방법 및 장치
TWI538487B (zh) 2013-12-05 2016-06-11 財團法人工業技術研究院 螢幕視訊之預測編碼的方法與系統
FR3023112A1 (fr) * 2014-06-27 2016-01-01 Bcom Procede de codage d'une image numerique, procede de decodage, dispositifs et programmes d'ordinateurs associes
US10666937B2 (en) * 2016-12-21 2020-05-26 Qualcomm Incorporated Low-complexity sign prediction for video coding
CN110419218B (zh) * 2017-03-16 2021-02-26 联发科技股份有限公司 编码或解码视频数据的方法和装置
EP3490253A1 (en) 2017-11-23 2019-05-29 Thomson Licensing Encoding and decoding methods and corresponding devices
US20190208225A1 (en) * 2018-01-02 2019-07-04 Qualcomm Incorporated Sign prediction in video coding
WO2019190204A1 (ko) * 2018-03-27 2019-10-03 주식회사 케이티 비디오 신호 처리 방법 및 장치
CN109831670B (zh) * 2019-02-26 2020-04-24 北京大学深圳研究生院 一种反量化方法、系统、设备及计算机可读介质

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100454339C (zh) 2001-09-14 2009-01-21 诺基亚有限公司 基于上下文的自适应二进制算术编码的方法和系统
US6856701B2 (en) 2001-09-14 2005-02-15 Nokia Corporation Method and system for context-based adaptive binary arithmetic coding
US8599925B2 (en) 2005-08-12 2013-12-03 Microsoft Corporation Efficient coding and decoding of transform blocks
CN101389021B (zh) * 2007-09-14 2010-12-22 华为技术有限公司 视频编解码方法及装置
BRPI0818444A2 (pt) * 2007-10-12 2016-10-11 Qualcomm Inc codificação adaptativa de informação de cabeçalho de bloco de vídeo
US7592937B1 (en) * 2008-06-02 2009-09-22 Mediatek Inc. CABAC decoding unit and method
CN113556560B (zh) * 2010-04-13 2024-08-20 Ge视频压缩有限责任公司 显著性图和变换系数块的编码
WO2011129672A2 (ko) 2010-04-16 2011-10-20 에스케이텔레콤 주식회사 영상 부호화/복호화 장치 및 방법
KR102310816B1 (ko) * 2010-05-12 2021-10-13 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 통합된 유효성 맵 코딩을 위한 방법 및 장치
CN101938657B (zh) * 2010-10-07 2012-07-04 西安电子科技大学 高效视频编码中编码单元自适应划分方法
EP2595380B1 (en) 2011-11-19 2015-10-21 BlackBerry Limited Multi-level significance map scanning
US9350996B2 (en) * 2011-12-20 2016-05-24 Google Technology Holdings LLC Method and apparatus for last coefficient indexing for high efficiency video coding
CA2825767C (en) * 2011-12-21 2018-11-27 Panasonic Corporation Image coding method, image decoding method, image coding apparatus and image decoding apparatus

Also Published As

Publication number Publication date
CN104025600B (zh) 2018-05-11
EP2745512A4 (en) 2015-10-14
EP2745512B1 (en) 2019-10-23
WO2013102380A4 (en) 2014-03-13
CN108600761A (zh) 2018-09-28
CN108600761B (zh) 2020-05-08
EP2745512A1 (en) 2014-06-25
US20170041637A1 (en) 2017-02-09
WO2013102380A1 (en) 2013-07-11
NZ622475A (en) 2016-02-26
EP3139609B1 (en) 2021-01-06
NZ713803A (en) 2016-02-26
US20150003514A1 (en) 2015-01-01
EP3139609A1 (en) 2017-03-08
CN104025600A (zh) 2014-09-03
US10298956B2 (en) 2019-05-21
PL3139609T3 (pl) 2021-09-20
ES2862124T3 (es) 2021-10-07

Similar Documents

Publication Publication Date Title
GB2502590B (en) In-vehicle apparatus and method
EP2825846A4 (en) NAVIGATION SYSTEM AND METHOD FOR DIFFERENT MOBILITY MODES
PL3139609T3 (pl) Sposób i urządzenie do wyboru mapy istotności oraz znacznika istotności grupy na podstawie bloku
GB2499275B (en) Navigation method and apparatus
GB201215481D0 (en) Apparatus and method
GB201205986D0 (en) Apparatus and method
EP2880774A4 (en) METHOD AND DEVICE
HK1215892A1 (zh) 結合時間和地方作為基礎以分發優惠的方法和系統
GB2504999B (en) Apparatus and method for object positioning
SG11201405782PA (en) System and method for verified compliance implementation
EP2939200A4 (en) SECURE ADVERTISING METHOD AND APPARATUS
SG11201500746YA (en) System and method for geothentication
GB201215698D0 (en) System and apparatus for free-kick practicing
GB201223520D0 (en) Method and apparatus for route comparison
GB201212090D0 (en) Method and apparatus
GB201210929D0 (en) Apparatus and method
GB201212045D0 (en) Apparatus and method
GB201210361D0 (en) Apparatus and method
HK1184901A1 (zh) 在地圖上局部渲染的方法和裝置
EP2825847A4 (en) MOBILE SYSTEM AND LOCATION MARKING METHOD
EP2839527A4 (en) APPARATUS AND METHOD
GB201204727D0 (en) Method and apparatus
GB201211205D0 (en) Apparatus and method
GB201204726D0 (en) Method and apparatus
EP2813119A4 (en) METHOD AND DEVICE