BR112014017500A2 - método para codificar e decodificar matriz quantizada e aparelho usando o mesmo - Google Patents

método para codificar e decodificar matriz quantizada e aparelho usando o mesmo

Info

Publication number
BR112014017500A2
BR112014017500A2 BR112014017500A BR112014017500A BR112014017500A2 BR 112014017500 A2 BR112014017500 A2 BR 112014017500A2 BR 112014017500 A BR112014017500 A BR 112014017500A BR 112014017500 A BR112014017500 A BR 112014017500A BR 112014017500 A2 BR112014017500 A2 BR 112014017500A2
Authority
BR
Brazil
Prior art keywords
encoding
same
matrix
quantized matrix
decoding
Prior art date
Application number
BR112014017500A
Other languages
English (en)
Other versions
BR112014017500B1 (pt
BR112014017500A8 (pt
Inventor
Yong Kim Hui
Ho Lee Jin
Soo Choi Jin
Woong Kim Jin
Chang Lim Sung
Original Assignee
Electronics & Telecommunications Res Inst
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 Electronics & Telecommunications Res Inst filed Critical Electronics & Telecommunications Res Inst
Publication of BR112014017500A2 publication Critical patent/BR112014017500A2/pt
Publication of BR112014017500A8 publication Critical patent/BR112014017500A8/pt
Publication of BR112014017500B1 publication Critical patent/BR112014017500B1/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
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • 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
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • 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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/169—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

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, Expansion, Code Conversion, And Decoders (AREA)

Abstract

resumo "método para codificar e decodificar matriz quantizada e aparelho usando o mesmo" a presente invenção refere-se a um método para codificar e decodificar uma matriz quantizada e um aparelho usando o mesmo, o método para codificar uma matriz quantizada de acordo com a presente invenção compreendendo as etapas de: determinar uma matriz de quantização a ser usada para a quantização e quantizar; determinar o método de predição usado para a quantização da matriz de quantização; e codificar informação de matriz de quantização com base no método de predição determinado, onde o método de predição pode ser ou um método de predição entre os coeficientes na matriz de quantização ou uma duplicata da matriz de quantização.
BR112014017500-4A 2012-01-20 2013-01-21 Método de decodificação de vídeo BR112014017500B1 (pt)

Applications Claiming Priority (12)

Application Number Priority Date Filing Date Title
KR10-2012-0006564 2012-01-20
KR20120006564 2012-01-20
KR10-2012-0011672 2012-02-06
KR20120011672 2012-02-06
KR20120013462 2012-02-09
KR10-2012-0013462 2012-02-09
KR20120013996 2012-02-10
KR10-2012-0013996 2012-02-10
KR10-2012-0038971 2012-04-16
KR20120038971 2012-04-16
KR1020130006736A KR101627085B1 (ko) 2012-01-20 2013-01-21 양자화 행렬의 부호화 방법 및 복호화 방법과 이를 이용하는 장치
PCT/KR2013/000493 WO2013109127A1 (ko) 2012-01-20 2013-01-21 양자화 행렬의 부호화 방법 및 복호화 방법과 이를 이용하는 장치

Publications (3)

Publication Number Publication Date
BR112014017500A2 true BR112014017500A2 (pt) 2017-06-13
BR112014017500A8 BR112014017500A8 (pt) 2017-07-04
BR112014017500B1 BR112014017500B1 (pt) 2022-11-16

Family

ID=48995992

Family Applications (3)

Application Number Title Priority Date Filing Date
BR122020017515-0A BR122020017515B1 (pt) 2012-01-20 2013-01-21 Método de decodificação de vídeo
BR112014017500-4A BR112014017500B1 (pt) 2012-01-20 2013-01-21 Método de decodificação de vídeo
BR122020017523-0A BR122020017523B1 (pt) 2012-01-20 2013-02-21 Aparelho de decodificação de vídeo

Family Applications Before (1)

Application Number Title Priority Date Filing Date
BR122020017515-0A BR122020017515B1 (pt) 2012-01-20 2013-01-21 Método de decodificação de vídeo

Family Applications After (1)

Application Number Title Priority Date Filing Date
BR122020017523-0A BR122020017523B1 (pt) 2012-01-20 2013-02-21 Aparelho de decodificação de vídeo

Country Status (7)

Country Link
US (7) US9866839B2 (pt)
EP (2) EP2806640A4 (pt)
JP (11) JP5886446B2 (pt)
KR (10) KR101627085B1 (pt)
CN (7) CN104170382B (pt)
BR (3) BR122020017515B1 (pt)
WO (1) WO2013109127A1 (pt)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1910922B (zh) 2004-01-30 2013-04-17 松下电器产业株式会社 运动图片编码方法和运动图片解码方法
JP5886446B2 (ja) * 2012-01-20 2016-03-16 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ 量子化行列の符号化方法及び復号化方法、並びにそれを利用する装置
AU2015258162B2 (en) * 2012-02-29 2017-01-12 Sony Corporation Image Processing Device and Method
ES2725674T3 (es) 2012-02-29 2019-09-26 Sony Corp Dispositivo y método de procesamiento de imágenes
US9510019B2 (en) 2012-08-09 2016-11-29 Google Inc. Two-step quantization and coding method and apparatus
US9253483B2 (en) 2012-09-25 2016-02-02 Google Technology Holdings LLC Signaling of scaling list
WO2014051962A1 (en) * 2012-09-25 2014-04-03 Motorola Mobility Llc Signaling of scaling list
JPWO2016103542A1 (ja) 2014-12-26 2017-10-19 パナソニックＩｐマネジメント株式会社 符号化方法、復号方法、符号化装置および復号装置
TWI561060B (en) * 2015-01-15 2016-12-01 Mstar Semiconductor Inc Signal processing apparatus and signal processing method including quantization or inverse-quantization process
FR3047379A1 (fr) * 2016-01-29 2017-08-04 Orange Procede de codage et decodage de donnees, dispositif de codage et decodage de donnees et programmes d'ordinateur correspondants
WO2018037737A1 (ja) * 2016-08-24 2018-03-01 ソニー株式会社 画像処理装置、画像処理方法、及びプログラム
US10827173B2 (en) 2017-11-13 2020-11-03 Electronics And Telecommunications Research Institute Method and apparatus for quantization
RU2020131045A (ru) * 2018-03-28 2022-03-21 Сони Корпорейшн Устройство обработки изображений и способ обработки изображений
MX2020012688A (es) 2018-06-27 2021-02-15 Kt Corp Metodo y aparato para procesar se?ales de video.
US11509889B2 (en) 2018-06-27 2022-11-22 Kt Corporation Method and apparatus for processing video signal
KR102462910B1 (ko) 2018-11-12 2022-11-04 한국전자통신연구원 배치 정규화 레이어의 웨이트들에 대한 양자화 방법 및 그 장치
JP2020098986A (ja) * 2018-12-17 2020-06-25 キヤノン株式会社 画像符号化装置及び画像復号装置及びそれらの制御方法及びプログラム
US12034929B2 (en) 2018-12-26 2024-07-09 Electronics And Telecommunications Research Institute Quantization matrix encoding/decoding method and device, and recording medium in which bitstream is stored
JP2021513755A (ja) 2019-01-15 2021-05-27 エルジー エレクトロニクス インコーポレイティド 変換スキップフラグを利用した映像コーディング方法及び装置
JP2020150338A (ja) 2019-03-11 2020-09-17 キヤノン株式会社 画像復号装置、画像復号方法、及びプログラム
JP7267785B2 (ja) 2019-03-11 2023-05-02 キヤノン株式会社 画像復号装置、画像復号方法、及びプログラム
CN113796074A (zh) * 2019-03-25 2021-12-14 联发科技股份有限公司 用于视频编解码的量化矩阵计算和表示的方法和装置
KR20210130235A (ko) * 2019-04-15 2021-10-29 엘지전자 주식회사 스케일링 리스트 파라미터 기반 비디오 또는 영상 코딩
US12096011B2 (en) * 2019-04-15 2024-09-17 Lg Electronics Inc. Video or image coding based on signaling of scaling list data
KR20210129224A (ko) * 2019-04-15 2021-10-27 엘지전자 주식회사 스케일링 리스트 기반 비디오 또는 영상 코딩
CN113841403A (zh) * 2019-05-15 2021-12-24 现代自动车株式会社 影像解码装置中使用的逆量化装置和方法
CN118524210A (zh) * 2019-06-14 2024-08-20 韩国电子通信研究院 量化矩阵编码/解码方法和装置、以及存储比特流的记录介质
TW202106017A (zh) * 2019-06-21 2021-02-01 法商內數位Ｖｃ控股法國公司 用於視訊編碼及解碼的單一索引量化矩陣設計
MX2022000296A (es) * 2019-07-06 2022-02-03 Hfi Innovation Inc Se?alizacion de matrices de cuantificacion.
KR20220017439A (ko) 2019-07-08 2022-02-11 엘지전자 주식회사 스케일링 리스트 파라미터 기반 비디오 또는 영상 코딩
JP2022544950A (ja) * 2019-08-14 2022-10-24 インターデジタル ヴイシー ホールディングス フランス，エスエーエス ビデオエンコードおよびデコードに対する量子化マトリックス予測
EP4000265A4 (en) * 2019-08-20 2022-10-26 Beijing Bytedance Network Technology Co., Ltd. USING DEFAULT AND CUSTOM SCALING MATRICES
KR20220044894A (ko) 2019-08-29 2022-04-12 엘지전자 주식회사 영상 코딩 장치 및 방법
JP2021048532A (ja) * 2019-09-19 2021-03-25 キヤノン株式会社 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム
CN114731405A (zh) * 2019-09-23 2022-07-08 Lg电子株式会社 使用量化矩阵的图像编码/解码方法和设备以及发送比特流的方法
CN115720265B (zh) * 2019-12-18 2024-08-09 腾讯科技（深圳）有限公司 视频编解码方法、装置、设备及存储介质
CN111147858B (zh) * 2019-12-31 2024-02-27 腾讯科技（深圳）有限公司 视频解码方法、装置、设备及存储介质
US11451779B2 (en) * 2020-03-05 2022-09-20 Qualcomm Incorporated Scaling list signalling for video coding
US11316541B2 (en) 2020-09-25 2022-04-26 Samsung Electronics Co., Ltd. Low-density parity-check (LDCP) decoder of reconstruction-computation-quantization (RCQ) approach for a storage device

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4973961A (en) 1990-02-12 1990-11-27 At&T Bell Laboratories Method and apparatus for carry-over control in arithmetic entropy coding
KR0132895B1 (ko) 1992-07-24 1998-10-01 강진구 적응 양자화 기능을 갖는 영상압축 및 신장방법과 그 장치
FI973873A (fi) * 1997-10-02 1999-04-03 Nokia Mobile Phones Ltd Puhekoodaus
KR100584552B1 (ko) * 2003-01-14 2006-05-30 삼성전자주식회사 동영상 부호화 및 복호화 방법과 그 장치
CN1910922B (zh) * 2004-01-30 2013-04-17 松下电器产业株式会社 运动图片编码方法和运动图片解码方法
US7373009B2 (en) * 2005-02-09 2008-05-13 Lsi Corporation Method and apparatus for efficient transmission and decoding of quantization matrices
US7991236B2 (en) * 2006-10-16 2011-08-02 Nokia Corporation Discardable lower layer adaptations in scalable video coding
JPWO2008132890A1 (ja) * 2007-04-16 2010-07-22 株式会社東芝 画像符号化と画像復号化の方法及び装置
JP2010288166A (ja) * 2009-06-15 2010-12-24 Panasonic Corp 動画像符号化装置、放送波記録装置及び、プログラム
KR101669873B1 (ko) 2009-10-16 2016-10-27 삼성전자주식회사 삼차원 메쉬 압축장치 및 방법
JP5328629B2 (ja) 2009-12-17 2013-10-30 株式会社メガチップス エンコーダおよび画像変換装置
US9167252B2 (en) * 2010-12-01 2015-10-20 Texas Instruments Incorporated Quantization matrix compression in video coding
MY191819A (en) * 2011-02-10 2022-07-18 Sony Group Corp Image processing device and image processing method
US10277915B2 (en) * 2011-11-07 2019-04-30 Qualcomm Incorporated Signaling quantization matrices for video coding
JP5886446B2 (ja) 2012-01-20 2016-03-16 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ 量子化行列の符号化方法及び復号化方法、並びにそれを利用する装置
ES2725674T3 (es) 2012-02-29 2019-09-26 Sony Corp Dispositivo y método de procesamiento de imágenes

Also Published As

Publication number Publication date
US9866839B2 (en) 2018-01-09
JP2022061985A (ja) 2022-04-19
CN107580230B (zh) 2021-08-20
US20150334396A1 (en) 2015-11-19
EP2806640A4 (en) 2016-04-27
CN108924571B (zh) 2021-09-07
US20180048905A1 (en) 2018-02-15
US20220132126A1 (en) 2022-04-28
JP2020182234A (ja) 2020-11-05
CN109194958A (zh) 2019-01-11
US20230396769A1 (en) 2023-12-07
KR20140092286A (ko) 2014-07-23
KR101527442B1 (ko) 2015-06-11
US11252411B2 (en) 2022-02-15
CN108924570A (zh) 2018-11-30
JP2016129355A (ja) 2016-07-14
CN109194958B (zh) 2021-08-20
JP6163574B2 (ja) 2017-07-12
US11736696B2 (en) 2023-08-22
JP2016129356A (ja) 2016-07-14
CN108924571A (zh) 2018-11-30
KR20130086012A (ko) 2013-07-30
JP7003191B2 (ja) 2022-01-20
KR20210124171A (ko) 2021-10-14
KR20140092287A (ko) 2014-07-23
JP2019054541A (ja) 2019-04-04
BR122020017523B1 (pt) 2022-11-22
JP2023139264A (ja) 2023-10-03
US11778189B2 (en) 2023-10-03
KR20180079274A (ko) 2018-07-10
CN108683916B (zh) 2021-09-07
CN104170382A (zh) 2014-11-26
JP6163576B2 (ja) 2017-07-12
CN104170382B (zh) 2018-08-03
JP2015504289A (ja) 2015-02-05
US10306228B2 (en) 2019-05-28
US20220124333A1 (en) 2022-04-21
JP6163575B2 (ja) 2017-07-12
CN107580230A (zh) 2018-01-12
KR101998390B1 (ko) 2019-07-09
CN108924570B (zh) 2021-08-24
JP2019054540A (ja) 2019-04-04
JP6720278B2 (ja) 2020-07-08
EP3855744A1 (en) 2021-07-28
KR20200057693A (ko) 2020-05-26
CN109194967A (zh) 2019-01-11
KR102115318B1 (ko) 2020-05-26
KR20180078213A (ko) 2018-07-09
CN109194967B (zh) 2021-09-07
JP5886446B2 (ja) 2016-03-16
JP2017200216A (ja) 2017-11-02
KR102020838B1 (ko) 2019-09-11
KR20140092288A (ko) 2014-07-23
KR101971077B1 (ko) 2019-04-22
CN108683916A (zh) 2018-10-19
JP6736642B2 (ja) 2020-08-05
BR122020017515B1 (pt) 2022-11-22
BR112014017500B1 (pt) 2022-11-16
JP2019062551A (ja) 2019-04-18
KR101627085B1 (ko) 2016-06-03
EP2806640A1 (en) 2014-11-26
WO2013109127A1 (ko) 2013-07-25
KR102313195B1 (ko) 2021-10-15
US20190238850A1 (en) 2019-08-01
JP6445623B2 (ja) 2018-12-26
JP2016136732A (ja) 2016-07-28
KR20180078212A (ko) 2018-07-09
JP6738882B2 (ja) 2020-08-12
KR20240027661A (ko) 2024-03-04
US20200296376A1 (en) 2020-09-17
BR112014017500A8 (pt) 2017-07-04
US10708595B2 (en) 2020-07-07
KR101875206B1 (ko) 2018-08-02

Similar Documents

Publication Publication Date Title
BR112014017500A2 (pt) método para codificar e decodificar matriz quantizada e aparelho usando o mesmo
BR112015015600A2 (pt) provisão de informação de precisão em um dispositivo de codificação de imagem, método e programa de codificação de imagem, dispositivo de decodificação de imagem e método e programa de decodificação de imagem
AR082203A1 (es) Codificacion de video utilizando transformadas direccionales
BR112013031624A8 (pt) Método de decodificação de imagem, método de codificação de imagem, dispositivo de decodificação de imagem, dispositivo de codificação de imagem, e dispositivo de codificação/decodificação de imagem
BR112014017000A2 (pt) determinar contextos para codificar dados de coeficiente de transformada em codificação de vídeo
MX2016011211A (es) Codificacion de transformada inversa de color-espacio universal.
BR112014011053A2 (pt) informação de coeficiente significativo de codificação no modo de pulo de transformação
BR112014017364A2 (pt) aperfeiçoamento de rendimento para codificação de nível de coeficiente cabac
BR112012015001A2 (pt) método e disposição para codificação de vídeo
BR112014010898A2 (pt) aparelho de codificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, método de decodificação de imagem, e programa
AR122487A2 (es) Decodificador de audio, codificador de audio, método para codificar una señal de audio y método para decodificar una señal de audio codificada
BR112012009721A2 (pt) método de codificar uma imagem, método de decodificar uma imagem, aparelho para codificar uma imagem, aparelho para decoficar uma imagem, e meio de gravação legível por computador, não transitório
BR112014001124A2 (pt) armazenamento de dados de predição em codificação de vídeo
UA109684C2 (uk) Окреме кодування позиції останнього значущого коефіцієнта відеоблока при кодуванні відео
BR112016029720A2 (pt) codificação de conversão de cor e espaço adaptativa de bloco
BR112017007148A2 (pt) restrições de previsão de cópia intrabloco para processamento paralelo
CO6731124A2 (es) Dispositivo de decodificación de imagen, dispositivo de codificación y método del mismo
BR112014010052A2 (pt) inicialização de estado de contexto e probabilidade para codificação por entropia adaptativa de contexto
BR112013007023A2 (pt) método de codificação de vídeo e método de decodificação de vídeo
BR112014013373A8 (pt) codificação de bits menos significativos dos valores de contagem de ordem de imagem identificando imagens de referência de longo termo
MY162381A (en) Encoding or decoding method and apparatus
AR115819A2 (es) Un método y un aparato para la decuantificación de parámetros cualificados relacionados con la decodificación de señales de audio
CA2916679C (en) Device and method for scalable coding of video information
BR112014018115A8 (pt) Método de decodificar um vídeo
WO2012139192A3 (en) Methods and devices for coding and decoding the position of the last significant coefficient

Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: H04N 7/00 (2011.01)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04N 7/00

Ipc: H04N 19/126 (2014.01), H04N 19/159 (2014.01), H04N

B350 Update of information on the portal [chapter 15.35 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 21/02/2013, OBSERVADAS AS CONDICOES LEGAIS

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 11A ANUIDADE.

B21H Decision of lapse of a patent or of a certificate of addition of invention cancelled [chapter 21.8 patent gazette]

Free format text: ANULADA A PUBLICACAO CODIGO 21.6 NA RPI NO 2762 DE 12/12/2023 POR TER SIDO INDEVIDA.