BR112015000869A2 - derivação de contexto de unidade de transformação baseada em tamanho. - Google Patents

derivação de contexto de unidade de transformação baseada em tamanho. Download PDF

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Publication number
BR112015000869A2
BR112015000869A2 BR112015000869A BR112015000869A BR112015000869A2 BR 112015000869 A2 BR112015000869 A2 BR 112015000869A2 BR 112015000869 A BR112015000869 A BR 112015000869A BR 112015000869 A BR112015000869 A BR 112015000869A BR 112015000869 A2 BR112015000869 A2 BR 112015000869A2
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BR
Brazil
Prior art keywords
size
transformation unit
based transformation
context derivation
unit context
Prior art date
Application number
BR112015000869A
Other languages
English (en)
Inventor
Xu Lidong
Kapsenberg Pieter
Zhang Wenhao
Cai Xiaoxiz
Chiu Yi-Jen
Han Yu
Deng Zhipin
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of BR112015000869A2 publication Critical patent/BR112015000869A2/pt

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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
    • H04N19/60—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
    • H04N19/10—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
    • H04N19/13—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
    • H04N19/60—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
    • 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

Abstract

derivação de contexto de unidade de transformação baseada em tamanho" estão descritos sistemas, equipamentos, artigos e métodos, incluindo operações para a derivação de contexto de unidade de transformação baseada em tamanho.
BR112015000869A 2012-08-15 2013-06-22 derivação de contexto de unidade de transformação baseada em tamanho. BR112015000869A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261683454P 2012-08-15 2012-08-15
US13/605,387 US9088770B2 (en) 2012-08-15 2012-09-06 Size based transform unit context derivation
PCT/US2013/047198 WO2014028125A1 (en) 2012-08-15 2013-06-22 Size based transform unit context derivation

Publications (1)

Publication Number Publication Date
BR112015000869A2 true BR112015000869A2 (pt) 2019-10-15

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015000869A BR112015000869A2 (pt) 2012-08-15 2013-06-22 derivação de contexto de unidade de transformação baseada em tamanho.

Country Status (6)

Country Link
US (5) US9088770B2 (pt)
JP (1) JP2015528252A (pt)
KR (1) KR20150024398A (pt)
BR (1) BR112015000869A2 (pt)
SG (2) SG11201500297RA (pt)
WO (1) WO2014028125A1 (pt)

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US9088770B2 (en) 2012-08-15 2015-07-21 Intel Corporation Size based transform unit context derivation
US9967559B1 (en) * 2013-02-11 2018-05-08 Google Llc Motion vector dependent spatial transformation in video coding
CN108605130B (zh) 2015-11-27 2021-05-11 联发科技股份有限公司 一种用于对与区块相关的符号进行熵编解码的方法和装置
US9942548B2 (en) * 2016-02-16 2018-04-10 Google Llc Entropy coding transform partitioning information
CN106327577B (zh) * 2016-08-17 2018-02-02 中国地质大学（武汉） 基于局部曲率熵和四叉树结构的三维地形曲面优化方法
CN111316641B (zh) * 2018-05-03 2022-08-09 Lg电子株式会社 根据块尺寸使用变换来解码图像的方法和设备
HUE061846T2 (hu) 2018-06-15 2023-08-28 Lg Electronics Inc Eljárás és berendezés CABAC-alapú entrópiás kódoláshoz
WO2020071879A1 (ko) 2018-10-05 2020-04-09 엘지전자 주식회사 변환 계수 코딩 방법 및 그 장치
WO2020156574A1 (en) * 2019-02-03 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Signaling for video block partition mode
JP7288071B2 (ja) 2019-03-02 2023-06-06 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置及び記憶媒体
WO2020190113A1 (ko) * 2019-03-21 2020-09-24 삼성전자주식회사 블록 형태별로 블록 크기가 설정되는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
CN113632494B (zh) * 2019-03-22 2023-12-08 华为技术有限公司 用于视频译码的变换单元分割方法
WO2020228762A1 (en) 2019-05-14 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Context modeling for residual coding
US11218728B2 (en) * 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
CN114097228B (zh) 2019-06-04 2023-12-15 北京字节跳动网络技术有限公司 具有几何分割模式编解码的运动候选列表
KR102627821B1 (ko) 2019-06-04 2024-01-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 이웃 블록 정보를 사용한 모션 후보 리스트 구성
CN114175636B (zh) * 2019-07-14 2024-01-12 北京字节跳动网络技术有限公司 自适应参数集中的自适应环路滤波的指示
CN114450959A (zh) 2019-09-28 2022-05-06 北京字节跳动网络技术有限公司 视频编解码中的几何分割模式

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9100648B2 (en) 2009-06-07 2015-08-04 Lg Electronics Inc. Method and apparatus for decoding a video signal
KR101703327B1 (ko) 2010-01-14 2017-02-06 삼성전자 주식회사 계층적 데이터 단위의 패턴 정보를 이용하는 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
WO2011126282A2 (en) 2010-04-05 2011-10-13 Samsung Electronics Co., Ltd. Method and apparatus for encoding video by using transformation index, and method and apparatus for decoding video by using transformation index
US8410959B2 (en) * 2010-04-09 2013-04-02 Qualcomm, Incorporated Variable length codes for coding of video data
CN104811706B (zh) 2011-01-06 2017-10-27 三星电子株式会社 视频的编码方法和装置及视频的解码方法和装置
US9210442B2 (en) 2011-01-12 2015-12-08 Google Technology Holdings LLC Efficient transform unit representation
EP3328086A1 (en) * 2012-02-04 2018-05-30 Google Technology Holdings LLC Devices and methods for context reduction in last significant coefficient position coding
US9467701B2 (en) * 2012-04-05 2016-10-11 Qualcomm Incorporated Coded block flag coding
US9088770B2 (en) 2012-08-15 2015-07-21 Intel Corporation Size based transform unit context derivation

Also Published As

Publication number Publication date
WO2014028125A8 (en) 2014-06-12
SG10201509971PA (en) 2016-01-28
WO2014028125A1 (en) 2014-02-20
US9948953B2 (en) 2018-04-17
US20210314614A1 (en) 2021-10-07
US9088770B2 (en) 2015-07-21
US20180234701A1 (en) 2018-08-16
US20140050266A1 (en) 2014-02-20
US20220417559A1 (en) 2022-12-29
JP2015528252A (ja) 2015-09-24
US10904572B2 (en) 2021-01-26
US20160073134A1 (en) 2016-03-10
US11432011B2 (en) 2022-08-30
KR20150024398A (ko) 2015-03-06
SG11201500297RA (en) 2015-02-27

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B15K Others concerning applications: alteration of classification

Ipc: H04N 7/00 (2011.01)

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 19/122 (2014.01), H04N 19/91 (2014.01), H04N

B350 Update of information on the portal [chapter 15.35 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B12B Appeal against refusal [chapter 12.2 patent gazette]