JP2015502080A5 - - Google Patents

Download PDF

Info

Publication number
JP2015502080A5
JP2015502080A5 JP2014541161A JP2014541161A JP2015502080A5 JP 2015502080 A5 JP2015502080 A5 JP 2015502080A5 JP 2014541161 A JP2014541161 A JP 2014541161A JP 2014541161 A JP2014541161 A JP 2014541161A JP 2015502080 A5 JP2015502080 A5 JP 2015502080A5
Authority
JP
Japan
Prior art keywords
log2
dimension
cases
stored
last position
Prior art date
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.)
Granted
Application number
JP2014541161A
Other languages
English (en)
Other versions
JP5955974B2 (ja
JP2015502080A (ja
Filing date
Publication date
Priority claimed from US13/669,096 external-priority patent/US9357185B2/en
Application filed filed Critical
Publication of JP2015502080A publication Critical patent/JP2015502080A/ja
Publication of JP2015502080A5 publication Critical patent/JP2015502080A5/ja
Application granted granted Critical
Publication of JP5955974B2 publication Critical patent/JP5955974B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Description

ｎ＝ビンインデックス
k = log2TrafoDimension-2
log2TrafoDimension =ｘ寸法における最後の位置のｌｏｇ２（幅）
log2TrafoDimension =ｙ寸法における最後の位置のｌｏｇ２（高さ）
場合によっては、（１）〜（３）に定義された関数は、メモリに記憶され、コンテキスト割当てを参照するために利用され得る一連のテーブルを構築するために、コード化機器によって使用される場合がある。場合によっては、表は、本明細書に記載された式と規則とに基づいて予め決定され、ビデオエンコーダ２０とビデオデコーダ３０の両方に記憶される場合がある。
JP2014541161A 2011-11-08 2012-11-06 最後有意係数の位置をコード化するためのコンテキスト最適化 Active JP5955974B2 (ja)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US201161557317P 2011-11-08 2011-11-08
US61/557,317 2011-11-08
US201161561909P 2011-11-20 2011-11-20
US61/561,909 2011-11-20
US201261588579P 2012-01-19 2012-01-19
US61/588,579 2012-01-19
US201261596049P 2012-02-07 2012-02-07
US61/596,049 2012-02-07
US13/669,096 US9357185B2 (en) 2011-11-08 2012-11-05 Context optimization for last significant coefficient position coding
US13/669,096 2012-11-05
PCT/US2012/063717 WO2013070610A1 (en) 2011-11-08 2012-11-06 Context optimization for last significant coefficient position coding

Publications (3)

Publication Number Publication Date
JP2015502080A JP2015502080A (ja) 2015-01-19
JP2015502080A5 true JP2015502080A5 (ja) 2015-12-03
JP5955974B2 JP5955974B2 (ja) 2016-07-20

Family

ID=48223671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014541161A Active JP5955974B2 (ja) 2011-11-08 2012-11-06 最後有意係数の位置をコード化するためのコンテキスト最適化

Country Status (15)

Country Link
US (1) US9357185B2 (ja)
EP (3) EP3439305B1 (ja)
JP (1) JP5955974B2 (ja)
KR (1) KR101677356B1 (ja)
CN (1) CN104025457B (ja)
AU (1) AU2012336023B2 (ja)
BR (2) BR112014011062B1 (ja)
CA (1) CA2854816C (ja)
ES (1) ES2700523T3 (ja)
IL (1) IL232331A (ja)
IN (1) IN2014CN03431A (ja)
MY (1) MY168322A (ja)
RU (1) RU2586002C2 (ja)
SG (1) SG11201401614TA (ja)
WO (1) WO2013070610A1 (ja)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9565455B2 (en) * 2011-06-28 2017-02-07 Samsung Electronics Co., Ltd. Method and apparatus for coding video and method and apparatus for decoding video accompanied with arithmetic coding
US9253508B2 (en) 2011-11-04 2016-02-02 Futurewei Technologies, Inc. Differential pulse code modulation intra prediction for high efficiency video coding
US9357185B2 (en) * 2011-11-08 2016-05-31 Qualcomm Incorporated Context optimization for last significant coefficient position coding
US9154792B2 (en) 2011-11-08 2015-10-06 Qualcomm Incorporated Progressive coding of position of last significant coefficient
EP2779643A4 (en) * 2011-11-08 2015-09-02 Samsung Electronics Co Ltd METHOD AND DEVICE FOR VIDEO ARITHMETIC ENCODING, AND METHOD AND DEVICE FOR VIDEO ARITHMETIC DECODING
WO2013082291A2 (en) * 2011-11-29 2013-06-06 Huawei Technologies Co., Ltd. Unified partitioning structures and signaling methods for high efficiency video coding
US9654139B2 (en) 2012-01-19 2017-05-16 Huawei Technologies Co., Ltd. High throughput binarization (HTB) method for CABAC in HEVC
US9860527B2 (en) 2012-01-19 2018-01-02 Huawei Technologies Co., Ltd. High throughput residual coding for a transform skipped block for CABAC in HEVC
US9743116B2 (en) * 2012-01-19 2017-08-22 Huawei Technologies Co., Ltd. High throughput coding for CABAC in HEVC
US10616581B2 (en) 2012-01-19 2020-04-07 Huawei Technologies Co., Ltd. Modified coding for a transform skipped block for CABAC in HEVC
US20130188736A1 (en) 2012-01-19 2013-07-25 Sharp Laboratories Of America, Inc. High throughput significance map processing for cabac in hevc
US9237344B2 (en) * 2012-03-22 2016-01-12 Qualcomm Incorporated Deriving context for last position coding for video coding
RU2602782C2 (ru) * 2012-06-28 2016-11-20 Нек Корпорейшн Способ кодирования параметров квантования видео, способ декодирования параметров квантования видео и соответствующие устройства и программы
GB2513111A (en) * 2013-04-08 2014-10-22 Sony Corp Data encoding and decoding
US9215464B2 (en) * 2013-09-19 2015-12-15 Blackberry Limited Coding position data for the last non-zero transform coefficient in a coefficient group
US11323733B2 (en) 2014-05-23 2022-05-03 Qualcomm Incorporated Predictor palette initialization in palette-based video coding
US10291940B2 (en) 2014-05-23 2019-05-14 Qualcomm Incorporated Coding runs with escape in palette-based video coding
US10382749B2 (en) * 2014-05-23 2019-08-13 Qualcomm Incorporated Coding run values based on palette index in palette-based video coding
WO2016048092A1 (ko) 2014-09-26 2016-03-31 주식회사 케이티 비디오 신호 처리 방법 및 장치
KR102470832B1 (ko) 2014-10-20 2022-11-28 주식회사 케이티 비디오 신호 처리 방법 및 장치
WO2016114583A1 (ko) 2015-01-15 2016-07-21 주식회사 케이티 비디오 신호 처리 방법 및 장치
US10477244B2 (en) 2015-01-29 2019-11-12 Kt Corporation Method and apparatus for predicting and restoring a video signal using palette entry and palette mode
KR102422484B1 (ko) 2015-01-29 2022-07-20 주식회사 케이티 비디오 신호 처리 방법 및 장치
CN107455007B (zh) 2015-04-02 2021-02-09 株式会社Kt 对视频信号进行编解码的方法
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
EP3270594A1 (en) * 2016-07-15 2018-01-17 Thomson Licensing Method and apparatus for advanced cabac context adaptation for last coefficient coding
EP3270595A1 (en) 2016-07-15 2018-01-17 Thomson Licensing Method and apparatus for last coefficient coding for adaptive transform based video compression
CN112204972B (zh) 2018-03-29 2023-09-05 弗劳恩霍夫应用研究促进协会 变换系数块编码
EP3562156A1 (en) * 2018-04-27 2019-10-30 InterDigital VC Holdings, Inc. Method and apparatus for adaptive context modeling in video encoding and decoding
WO2020009758A1 (en) * 2018-07-02 2020-01-09 Interdigital Vc Holdings, Inc. Context-based binary arithmetic encoding and decoding
US11483575B2 (en) * 2018-08-24 2022-10-25 Hfi Innovation Inc. Coding transform coefficients with throughput constraints
US11336918B2 (en) 2018-09-05 2022-05-17 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
AU2019345211B2 (en) * 2018-09-23 2023-02-02 Lg Electronics Inc. Method for encoding/decoding video signals and apparatus therefor
CN114390280B (zh) 2018-11-12 2023-08-18 Lg电子株式会社 图像解码方法、图像编码方法和数据发送方法
US10904548B2 (en) 2018-12-06 2021-01-26 Qualcomm Incorporated Coefficient processing for video encoding and decoding
KR20230154085A (ko) * 2018-12-17 2023-11-07 엘지전자 주식회사 고주파 제로잉을 기반으로 변환 계수 스캔 순서를 결정하는 방법 및 장치
US10798397B2 (en) * 2019-01-02 2020-10-06 Tencent America LLC Method and apparatus for video coding
US11134273B2 (en) 2019-02-14 2021-09-28 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
CN113647112A (zh) 2019-03-11 2021-11-12 交互数字Vc控股公司 用于视频编码和解码的熵编解码
US11218735B2 (en) * 2019-04-02 2022-01-04 Qualcomm Incorporated Context derivation for last position coding for video coding
US11949870B2 (en) * 2019-06-21 2024-04-02 Qualcomm Incorporated Context modeling for low-frequency non-separable transformation signaling for video coding
US11336893B2 (en) * 2020-01-07 2022-05-17 Qualcomm Incorporated Context derivation and entropy coding initialization parameters for coordinates of last position coding in video coding
US11785219B2 (en) 2020-04-13 2023-10-10 Qualcomm Incorporated Coefficient coding for support of different color formats in video coding
WO2024011076A1 (en) * 2022-07-06 2024-01-11 Bytedance Inc. Method, apparatus, and medium for video processing

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1487113B1 (de) 2002-05-02 2006-10-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Kodierung und Dekodierung von Transformationskoeffizienten in Bild- oder Videokodierern
US6900748B2 (en) 2003-07-17 2005-05-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for binarization and arithmetic coding of a data value
KR100612015B1 (ko) 2004-07-22 2006-08-11 삼성전자주식회사 컨텍스트 적응형 이진 산술 부호화 방법 및 그 장치
DE102004049156B4 (de) 2004-10-08 2006-07-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Codierschema für einen ein zeitlich veränderliches Graphikmodell darstellenden Datenstrom
EP2765780A1 (en) 2005-12-05 2014-08-13 Huawei Technologies Co., Ltd. Binarizing method and device thereof
US8275045B2 (en) * 2006-07-12 2012-09-25 Qualcomm Incorporated Video compression using adaptive variable length codes
US20100040136A1 (en) 2008-08-13 2010-02-18 Horizon Semiconductors Ltd. Method for performing binarization using a lookup table
CN102187583B (zh) * 2008-08-19 2013-09-11 汤姆森特许公司 基于上下文的自适应二进制算术编码（cabac）的视频流兼容性
WO2011128268A1 (en) 2010-04-13 2011-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Probability interval partioning encoder and decoder
KR102310816B1 (ko) 2010-05-12 2021-10-13 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 통합된 유효성 맵 코딩을 위한 방법 및 장치
US9591320B2 (en) 2010-07-15 2017-03-07 Texas Instruments Incorporated Context and bypass encoding video
CN101951516B (zh) * 2010-09-25 2013-06-05 清华大学 基于h.264/avc中cabac的并行编码实现电路及编码方法
US9641846B2 (en) 2010-10-22 2017-05-02 Qualcomm Incorporated Adaptive scanning of transform coefficients for video coding
US8861599B2 (en) 2011-03-08 2014-10-14 Sony Corporation Context reduction for last transform position coding
US8446301B2 (en) * 2011-04-15 2013-05-21 Research In Motion Limited Methods and devices for coding and decoding the position of the last significant coefficient
US20130003858A1 (en) * 2011-06-30 2013-01-03 Vivienne Sze Simplified Context Selection For Entropy Coding of Transform Coefficient Syntax Elements
EP2988511A1 (en) * 2011-08-04 2016-02-24 MediaTek Inc. Method and apparatus for reordered binarization of syntax elements in cabac
US8964849B2 (en) * 2011-11-01 2015-02-24 Blackberry Limited Multi-level significance maps for encoding and decoding
EP2779643A4 (en) 2011-11-08 2015-09-02 Samsung Electronics Co Ltd METHOD AND DEVICE FOR VIDEO ARITHMETIC ENCODING, AND METHOD AND DEVICE FOR VIDEO ARITHMETIC DECODING
US9357185B2 (en) * 2011-11-08 2016-05-31 Qualcomm Incorporated Context optimization for last significant coefficient position coding
US9154792B2 (en) 2011-11-08 2015-10-06 Qualcomm Incorporated Progressive coding of position of last significant coefficient

Similar Documents

Publication Publication Date Title
JP2015502080A5 (ja)
JP2014009322A5 (ja)
JP2015024862A5 (ja)
JP2014211586A5 (ja)
JP2013242517A5 (ja)
JP2015509514A5 (ja)
JP2015063604A5 (ja)
JP2013210405A5 (ja)
JP2011125841A5 (ja)
JP2014118664A5 (ja)
JP2010183805A5 (ja)
TH137658B (th) โคมไฟตั้งโต๊ะ
TH137657B (th) โคมไฟตั้งโต๊ะ
CN302468213S (zh) 真空吸尘器
TH136158B (th) โต๊ะกลาง
TH127796B (th) โต๊ะกลาง
CN302361729S (zh) 真空吸尘器
CN302489988S (zh) 数字变形金刚（8）
CN302489980S (zh) 数字变形金刚（6）
CN302489976S (zh) 数字变形金刚（3）
CN302489974S (zh) 数字变形金刚（0）
JP2014048562A5 (ja)
CN302484629S (zh) 除湿机（13-02）
JP2014042674A5 (ja)
CN302489984S (zh) 符号变形金刚（等于）