KR101528085B1 - 조인트 콘텍스트 모델을 사용한 계수들의 엔트로피 코딩 - Google Patents

조인트 콘텍스트 모델을 사용한 계수들의 엔트로피 코딩 Download PDF

Info

Publication number
KR101528085B1
KR101528085B1 KR1020137011349A KR20137011349A KR101528085B1 KR 101528085 B1 KR101528085 B1 KR 101528085B1 KR 1020137011349 A KR1020137011349 A KR 1020137011349A KR 20137011349 A KR20137011349 A KR 20137011349A KR 101528085 B1 KR101528085 B1 KR 101528085B1
Authority
KR
South Korea
Prior art keywords
transform
size
unit
coefficients
context model
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.)
Active
Application number
KR1020137011349A
Other languages
English (en)
Korean (ko)
Other versions
KR20130095289A (ko
Inventor
로할스 호엘 솔레
라잔 엘 조쉬
마르타 카르체비츠
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20130095289A publication Critical patent/KR20130095289A/ko
Application granted granted Critical
Publication of KR101528085B1 publication Critical patent/KR101528085B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • 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
    • 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
    • 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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020137011349A 2010-10-01 2011-09-30 조인트 콘텍스트 모델을 사용한 계수들의 엔트로피 코딩 Active KR101528085B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US38917010P 2010-10-01 2010-10-01
US61/389,170 2010-10-01
US13/249,079 US8913666B2 (en) 2010-10-01 2011-09-29 Entropy coding coefficients using a joint context model
US13/249,020 2011-09-29
US13/249,079 2011-09-29
US13/249,020 US8902988B2 (en) 2010-10-01 2011-09-29 Zero-out of high frequency coefficients and entropy coding retained coefficients using a joint context model
PCT/US2011/054425 WO2012045041A1 (en) 2010-10-01 2011-09-30 Entropy coding coefficients using a joint context model

Publications (2)

Publication Number Publication Date
KR20130095289A KR20130095289A (ko) 2013-08-27
KR101528085B1 true KR101528085B1 (ko) 2015-06-10

Family

ID=44789642

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020137011349A Active KR101528085B1 (ko) 2010-10-01 2011-09-30 조인트 콘텍스트 모델을 사용한 계수들의 엔트로피 코딩

Country Status (21)

Country Link
US (2) US8913666B2 (enExample)
EP (1) EP2622861B1 (enExample)
JP (1) JP5788517B2 (enExample)
KR (1) KR101528085B1 (enExample)
CN (1) CN103181169B (enExample)
AU (1) AU2011308538B2 (enExample)
BR (1) BR112013007302B1 (enExample)
CA (1) CA2812313C (enExample)
DK (1) DK2622861T3 (enExample)
ES (1) ES2761301T3 (enExample)
HU (1) HUE046649T2 (enExample)
IL (1) IL225401A (enExample)
MY (1) MY168311A (enExample)
PH (1) PH12013500611A1 (enExample)
PL (1) PL2622861T3 (enExample)
PT (1) PT2622861T (enExample)
RU (1) RU2556465C2 (enExample)
SG (1) SG189037A1 (enExample)
SI (1) SI2622861T1 (enExample)
UA (1) UA106937C2 (enExample)
WO (2) WO2012045041A1 (enExample)

Families Citing this family (81)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9076239B2 (en) * 2009-04-30 2015-07-07 Stmicroelectronics S.R.L. Method and systems for thumbnail generation, and corresponding computer program product
US9497472B2 (en) * 2010-11-16 2016-11-15 Qualcomm Incorporated Parallel context calculation in video coding
US9049444B2 (en) 2010-12-22 2015-06-02 Qualcomm Incorporated Mode dependent scanning of coefficients of a block of video data
US20120163456A1 (en) 2010-12-22 2012-06-28 Qualcomm Incorporated Using a most probable scanning order to efficiently code scanning order information for a video block in video coding
US10992958B2 (en) 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
US8755620B2 (en) 2011-01-12 2014-06-17 Panasonic Corporation Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus for performing arithmetic coding and/or arithmetic decoding
US8687904B2 (en) * 2011-01-14 2014-04-01 Panasonic Corporation Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus which include arithmetic coding or arithmetic decoding
EP2685721B1 (en) * 2011-03-09 2019-10-30 Panasonic Intellectual Property Corporation of America Video image encoding device
WO2012120909A1 (ja) 2011-03-09 2012-09-13 パナソニック株式会社 動画像復号化装置および動画像復号化方法
JP5925884B2 (ja) * 2011-06-16 2016-05-25 ジーイー ビデオ コンプレッション エルエルシー エントロピー符号化におけるコンテキスト初期化
US20130003858A1 (en) * 2011-06-30 2013-01-03 Vivienne Sze Simplified Context Selection For Entropy Coding of Transform Coefficient Syntax Elements
US9392301B2 (en) 2011-07-01 2016-07-12 Qualcomm Incorporated Context adaptive entropy coding for non-square blocks in video coding
UA114674C2 (uk) 2011-07-15 2017-07-10 ДЖ.І. ВІДІЕУ КЕМПРЕШН, ЛЛСі Ініціалізація контексту в ентропійному кодуванні
JPWO2013046504A1 (ja) * 2011-09-29 2015-03-26 パナソニックＩｐマネジメント株式会社 算術復号装置、画像復号装置、および算術復号方法
US8891630B2 (en) 2011-10-24 2014-11-18 Blackberry Limited Significance map encoding and decoding using partition set based context assignment
US9774853B2 (en) 2011-11-08 2017-09-26 Google Technology Holdings LLC Devices and methods for sample adaptive offset coding and/or signaling
US9955153B2 (en) 2012-01-05 2018-04-24 Google Technology Holdings LLC Devices and methods for sample adaptive offset coding
US9716882B2 (en) 2012-01-05 2017-07-25 Google Technology Holdings LLC Devices and methods for sample adaptive offset coding and/or selection of edge offset parameters
US9621894B2 (en) 2012-01-13 2017-04-11 Qualcomm Incorporated Determining contexts for coding transform coefficient data in video coding
US9654772B2 (en) 2012-01-19 2017-05-16 Qualcomm Incorporated Context adaptive entropy coding with a reduced initialization value set
US9106918B2 (en) 2012-01-20 2015-08-11 Sony Corporation Coefficient coding harmonization in HEVC
EP2833632B1 (en) * 2012-03-26 2019-04-24 JVC KENWOOD Corporation IMAGE DECODING DEVICE, IMAGE DECODING METHOD and IMAGE DECODING PROGRAM
US9549176B2 (en) * 2012-04-06 2017-01-17 Google Technology Holdings LLC Devices and methods for signaling sample adaptive offset (SAO) parameters
PE20150373A1 (es) 2012-04-13 2015-03-27 Jvc Kenwood Corp Dispositivo de codificacion de imagenes, metodo de codificacion de imagenes, y programa de codificacion de imagenes, y dispositivo de decodificacion de imagenes, metodo de decodificacion de imagenes, y programa de decodificacion de imagenes
KR102096566B1 (ko) 2012-04-13 2020-04-02 지이 비디오 컴프레션, 엘엘씨 저지연 화상 코딩
CN103636221B (zh) * 2012-05-25 2017-11-17 太阳专利托管公司 图像编码方法、图像解码方法、图像编码装置、图像解码装置以及图像编码解码装置
WO2013177975A1 (en) 2012-05-29 2013-12-05 Mediatek Inc. Method and apparatus for coding of sample adaptive offset information
WO2013179675A1 (ja) * 2012-05-31 2013-12-05 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法、画像符号化プログラム、送信装置、送信方法及び送信プログラム、並びに画像復号装置、画像復号方法、画像復号プログラム、受信装置、受信方法及び受信プログラム
CA2840063C (en) 2012-06-08 2018-09-18 Panasonic Corporation Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus
CN109905710B (zh) * 2012-06-12 2021-12-21 太阳专利托管公司 动态图像编码方法及装置、动态图像解码方法及装置
EP2866443A4 (en) * 2012-06-22 2016-06-15 Sharp Kk ARITHMETIC DECODING DEVICE, ARITHMETIC CODING DEVICE, IMAGE DECODING DEVICE AND IMAGE DEVICES
ES2834105T3 (es) 2012-06-27 2021-06-16 Sun Patent Trust Procedimiento de codificación de imágenes, procedimiento de descodificación de imágenes, dispositivo de codificación de imágenes, dispositivo de descodificación de imágenes y aparato de codificación y descodificación de imágenes
UA129465C2 (uk) 2012-06-29 2025-05-07 ДЖ.І. ВІДІЕУ КЕМПРЕШН, ЛЛСі Концепція потоку відеоданих
US9344742B2 (en) * 2012-08-10 2016-05-17 Google Inc. Transform-domain intra prediction
BR112015015575A2 (pt) 2013-01-30 2020-02-04 Intel Corp particionamento adaptativo ao conteúdo para a previsão e codificação para vídeo da próxima geração
US9554152B2 (en) 2013-07-12 2017-01-24 Qualcomm Incorporated Concurrent processing of horizontal and vertical transforms
US9628800B2 (en) 2013-11-18 2017-04-18 Qualcomm Incorporated Adaptive control for transforms in video coding
US9516345B2 (en) 2014-03-17 2016-12-06 Qualcomm Incorporated Systems and methods for low complexity forward transforms using mesh-based calculations
US9432696B2 (en) * 2014-03-17 2016-08-30 Qualcomm Incorporated Systems and methods for low complexity forward transforms using zeroed-out coefficients
US10063889B2 (en) * 2014-10-28 2018-08-28 Sony Corporation Image processing system with conditional coding and method of operation thereof
CN107534772B (zh) * 2015-05-19 2020-05-19 联发科技股份有限公司 图像或者视频数据的熵编解码的方法及熵编解码装置
WO2017041271A1 (en) * 2015-09-10 2017-03-16 Mediatek Singapore Pte. Ltd. Efficient context modeling for coding a block of data
EP3306924A1 (en) * 2016-10-05 2018-04-11 Thomson Licensing Method and device for context-adaptive binary arithmetic coding a sequence of binary symbols representing a syntax element related to picture data
US10999602B2 (en) 2016-12-23 2021-05-04 Apple Inc. Sphere projected motion estimation/compensation and mode decision
US11347764B1 (en) * 2016-12-31 2022-05-31 Teradata Us, Inc. Time series table compression
US10194147B2 (en) 2017-01-19 2019-01-29 Google Llc DC coefficient sign coding scheme
US11259046B2 (en) 2017-02-15 2022-02-22 Apple Inc. Processing of equirectangular object data to compensate for distortion by spherical projections
US10924747B2 (en) 2017-02-27 2021-02-16 Apple Inc. Video coding techniques for multi-view video
US10587880B2 (en) * 2017-03-30 2020-03-10 Qualcomm Incorporated Zero block detection using adaptive rate model
US10469877B1 (en) * 2017-04-28 2019-11-05 Mozilla Corporation Systems and methods for reduced complexity entropy coding
US11093752B2 (en) 2017-06-02 2021-08-17 Apple Inc. Object tracking in multi-view video
US11134272B2 (en) * 2017-06-29 2021-09-28 Qualcomm Incorporated Memory reduction for non-separable transforms
US10754242B2 (en) 2017-06-30 2020-08-25 Apple Inc. Adaptive resolution and projection format in multi-direction video
US20190005709A1 (en) * 2017-06-30 2019-01-03 Apple Inc. Techniques for Correction of Visual Artifacts in Multi-View Images
EP3503557A1 (en) * 2017-12-22 2019-06-26 Thomson Licensing Method and apparatus for video encoding and decoding based on context switching
US10298895B1 (en) * 2018-02-15 2019-05-21 Wipro Limited Method and system for performing context-based transformation of a video
AU2019246538B2 (en) * 2018-03-28 2022-11-10 Sony Corporation Image processing device and image processing method
EP3562156A1 (en) * 2018-04-27 2019-10-30 InterDigital VC Holdings, Inc. Method and apparatus for adaptive context modeling in video encoding and decoding
KR20200039591A (ko) * 2018-10-05 2020-04-16 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
EP3857894A4 (en) * 2018-10-08 2022-09-07 HFI Innovation Inc. METHOD AND APPARATUS FOR CODING THE LAST SIGNIFICANT COEFFICIENT IN IMAGE AND VIDEO CODING
KR102595372B1 (ko) * 2018-12-17 2023-10-27 엘지전자 주식회사 고주파 제로잉을 기반으로 변환 계수 스캔 순서를 결정하는 방법 및 장치
US10904563B2 (en) * 2019-01-02 2021-01-26 Tencent America LLC Method and apparatus for improved zero out transform
WO2020149594A1 (ko) * 2019-01-15 2020-07-23 엘지전자 주식회사 영상 코딩 시스템에서 고주파 제로잉을 기반으로 레지듀얼 정보를 코딩하는 영상 디코딩 방법 및 그 장치
KR102786486B1 (ko) * 2019-02-06 2025-03-24 엘지전자 주식회사 축소된 변환을 사용하여 비디오 신호를 처리하기 위한 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
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
JP2020150340A (ja) * 2019-03-11 2020-09-17 キヤノン株式会社 画像符号化装置、画像符号化方法、及びプログラム
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
CN116389737B (zh) * 2019-03-11 2024-05-31 北京达佳互联信息技术有限公司 视频编解码中变换系数的编解码
EP4418656B1 (en) * 2019-03-12 2025-05-21 LG Electronics Inc. Transform-based image coding device
US20220277491A1 (en) * 2019-05-31 2022-09-01 Electronics And Telecommunications Research Institute Method and device for machine learning-based image compression using global context
KR20220021486A (ko) 2019-06-19 2022-02-22 소니그룹주식회사 화상 처리 장치 및 방법
KR102837564B1 (ko) * 2019-08-08 2025-07-22 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
WO2021055640A1 (en) * 2019-09-17 2021-03-25 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatuses for lossless coding modes in video coding
CN114556932B (zh) * 2019-09-24 2023-05-23 北京达佳互联信息技术有限公司 用于视频编解码的无损编解码模式
WO2021180710A1 (en) * 2020-03-12 2021-09-16 Interdigital Vc Holdings France Method and apparatus for video encoding and decoding
CN111182298B (zh) * 2020-03-18 2022-04-12 广州市百果园信息技术有限公司 一种编码模式的确定方法、装置、设备和存储介质
US12047593B2 (en) * 2020-10-02 2024-07-23 Tencent America LLC Method and apparatus for video coding
CN113079378B (zh) * 2021-04-15 2022-08-16 杭州海康威视数字技术股份有限公司 图像处理方法、装置和电子设备
US20230100895A1 (en) * 2021-09-24 2023-03-30 Mediatek Inc. Video processing circuit for performing size-based parallel in parallel out computation with bubble cycle reduction
CN115278360B (zh) * 2022-07-18 2023-11-07 天翼云科技有限公司 一种视频数据处理方法及电子设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004064725A (ja) * 2002-06-06 2004-02-26 Matsushita Electric Ind Co Ltd 可変長符号化方法および可変長復号化方法
KR20050052523A (ko) * 2002-10-03 2005-06-02 노키아 코포레이션 적응 블록 변환을 위한 콘텍스트-기반 적응 가변장 부호화
WO2011142817A1 (en) * 2010-05-12 2011-11-17 Thomson Licensing Methods and apparatus for unified significance map coding

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9103380L (sv) 1991-11-15 1993-03-08 Televerket Foerfarande och apparat foer bildkodning med oeverhoppning av bilder och/eller komponenter
CA2156889C (en) * 1994-09-30 1999-11-02 Edward L. Schwartz Method and apparatus for encoding and decoding data
US7062098B1 (en) 2000-05-12 2006-06-13 International Business Machines Corporation Method and apparatus for the scaling down of data
US7379608B2 (en) * 2003-12-04 2008-05-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Arithmetic coding for transforming video and picture data units
WO2006004847A2 (en) * 2004-06-30 2006-01-12 Comet Video Technology Method of data compression including compression of video data
JPWO2006118288A1 (ja) 2005-05-03 2008-12-18 松下電器産業株式会社 動画像符号化方法、動画像復号化方法およびその装置
US7813567B2 (en) * 2007-04-26 2010-10-12 Texas Instruments Incorporated Method of CABAC significance MAP decoding suitable for use on VLIW data processors
US7535387B1 (en) * 2007-09-10 2009-05-19 Xilinx, Inc. Methods and systems for implementing context adaptive binary arithmetic coding
KR101375668B1 (ko) * 2008-03-17 2014-03-18 삼성전자주식회사 변환 계수의 부호화, 복호화 방법 및 장치
US7932843B2 (en) * 2008-10-17 2011-04-26 Texas Instruments Incorporated Parallel CABAC decoding for video decompression
EP2257072A1 (en) 2009-05-27 2010-12-01 Nxp B.V. Image and video coding
KR20120046725A (ko) * 2009-08-06 2012-05-10 파나소닉 주식회사 부호화 방법, 복호 방법, 부호화 장치 및 복호 장치
US20130195177A1 (en) 2010-09-28 2013-08-01 Samsung Electronics Co., Ltd. Method and device for the transformation and method and device for the reverse transformation of images
US9378185B2 (en) 2010-09-30 2016-06-28 Texas Instruments Incorporated Transform and quantization architecture for video coding and decoding
US20130003856A1 (en) 2011-07-01 2013-01-03 Samsung Electronics Co. Ltd. Mode-dependent transforms for residual coding with low latency
US10642921B2 (en) 2011-11-03 2020-05-05 Texas Instruments Incorporated Unified forward and inverse transform architecture
TW201729125A (zh) 2011-11-07 2017-08-16 Ｖｉｄ衡器股份有限公司 使佣奇偶整數轉換影像處理
US9179162B2 (en) 2011-12-02 2015-11-03 Futurewei Technologies, Inc. Image transform zero coefficient selection and zero-skip transmission for arbitrary shape transform coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004064725A (ja) * 2002-06-06 2004-02-26 Matsushita Electric Ind Co Ltd 可変長符号化方法および可変長復号化方法
KR20050052523A (ko) * 2002-10-03 2005-06-02 노키아 코포레이션 적응 블록 변환을 위한 콘텍스트-기반 적응 가변장 부호화
WO2011142817A1 (en) * 2010-05-12 2011-11-17 Thomson Licensing Methods and apparatus for unified significance map coding

Also Published As

Publication number Publication date
WO2012045037A2 (en) 2012-04-05
WO2012045037A3 (en) 2012-05-18
US20120082232A1 (en) 2012-04-05
CN103181169B (zh) 2017-05-24
IL225401A (en) 2017-02-28
AU2011308538A1 (en) 2013-05-02
PH12013500611A1 (en) 2013-05-06
RU2556465C2 (ru) 2015-07-10
BR112013007302A2 (pt) 2016-07-05
WO2012045041A1 (en) 2012-04-05
PT2622861T (pt) 2019-12-17
SI2622861T1 (sl) 2020-01-31
JP2013543317A (ja) 2013-11-28
EP2622861A1 (en) 2013-08-07
US8902988B2 (en) 2014-12-02
US8913666B2 (en) 2014-12-16
EP2622861B1 (en) 2019-09-11
DK2622861T3 (da) 2019-11-25
SG189037A1 (en) 2013-05-31
HUE046649T2 (hu) 2020-03-30
CA2812313C (en) 2016-05-24
AU2011308538B2 (en) 2015-06-18
ES2761301T3 (es) 2020-05-19
UA106937C2 (uk) 2014-10-27
JP5788517B2 (ja) 2015-09-30
BR112013007302B1 (pt) 2022-02-15
MY168311A (en) 2018-10-30
RU2013119914A (ru) 2014-11-20
CN103181169A (zh) 2013-06-26
IL225401A0 (en) 2013-06-27
US20120082231A1 (en) 2012-04-05
KR20130095289A (ko) 2013-08-27
CA2812313A1 (en) 2012-04-05
PL2622861T3 (pl) 2020-04-30

Similar Documents

Publication Publication Date Title
KR101528085B1 (ko) 조인트 콘텍스트 모델을 사용한 계수들의 엔트로피 코딩
EP2628300B1 (en) Adaptive motion vector resolution signaling for video coding
EP2622858B1 (en) Intra smoothing filter for video coding
EP2622577B1 (en) Video coding using intra-prediction
EP2727353B1 (en) Video coding using adaptive motion vector resolution
KR101641439B1 (ko) 비디오 코딩에서의 비-정사각형 블록들에 대한 컨텍스트 적응적 엔트로피 코딩
KR101929084B1 (ko) 변환 스킵 모드에서의 유의 계수 정보의 코딩
KR101721302B1 (ko) 비디오 코딩에서 변환 계수 데이터를 코딩하기 위한 콘텍스트들의 결정
KR101662411B1 (ko) 방향성 파티션들에 의한 인트라 예측 모드 코딩
EP4478709A2 (en) Most probable transform for intra prediction coding
KR101632130B1 (ko) 인트라 모드 코딩에서 레퍼런스 모드 선택
JP2013543317A5 (enExample)
EP2772054A1 (en) Non-square transforms in intra-prediction video coding
KR20150008412A (ko) 비디오 코딩에서 양자화 매트릭스를 위한 균일한 입도
JP2014523710A (ja) ビデオ・コーディングにおける直交形状変換をスキャンするためのデバイスおよび方法
HK1183190B (en) Entropy coding coefficients using a joint context model
HK1183190A (en) Entropy coding coefficients using a joint context model

Legal Events

Date Code Title Description
A201 Request for examination
PA0105 International application

Patent event date: 20130501

Patent event code: PA01051R01D

Comment text: International Patent Application

PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20130501

Comment text: Request for Examination of Application

AMND Amendment
PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20140416

Patent event code: PE09021S01D

AMND Amendment
E601 Decision to refuse application
PE0601 Decision on rejection of patent

Patent event date: 20141031

Comment text: Decision to Refuse Application

Patent event code: PE06012S01D

Patent event date: 20140416

Comment text: Notification of reason for refusal

Patent event code: PE06011S01I

X091 Application refused [patent]
AMND Amendment
PX0901 Re-examination

Patent event code: PX09011S01I

Patent event date: 20141031

Comment text: Decision to Refuse Application

Patent event code: PX09012R01I

Patent event date: 20140616

Comment text: Amendment to Specification, etc.

Patent event code: PX09012R01I

Patent event date: 20130712

Comment text: Amendment to Specification, etc.

PX0701 Decision of registration after re-examination

Patent event date: 20150305

Comment text: Decision to Grant Registration

Patent event code: PX07013S01D

Patent event date: 20150203

Comment text: Amendment to Specification, etc.

Patent event code: PX07012R01I

Patent event date: 20141031

Comment text: Decision to Refuse Application

Patent event code: PX07011S01I

Patent event date: 20140616

Comment text: Amendment to Specification, etc.

Patent event code: PX07012R01I

Patent event date: 20130712

Comment text: Amendment to Specification, etc.

Patent event code: PX07012R01I

X701 Decision to grant (after re-examination)
GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20150604

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20150604

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
FPAY Annual fee payment

Payment date: 20180329

Year of fee payment: 4

PR1001 Payment of annual fee

Payment date: 20180329

Start annual number: 4

End annual number: 4

FPAY Annual fee payment

Payment date: 20190327

Year of fee payment: 5

PR1001 Payment of annual fee

Payment date: 20190327

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20200324

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20210329

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20230327

Start annual number: 9

End annual number: 9

PR1001 Payment of annual fee

Payment date: 20240201

Start annual number: 10

End annual number: 10