CN104054341B - 用于上下文自适应性二进制算术译码系数层级译码的通过量改进 - Google Patents

用于上下文自适应性二进制算术译码系数层级译码的通过量改进 Download PDF

Info

Publication number
CN104054341B
CN104054341B CN201280067083.5A CN201280067083A CN104054341B CN 104054341 B CN104054341 B CN 104054341B CN 201280067083 A CN201280067083 A CN 201280067083A CN 104054341 B CN104054341 B CN 104054341B
Authority
CN
China
Prior art keywords
flag
transform coefficients
chunk
coded
coefficient
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
CN201280067083.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN104054341A (zh
Inventor
马尔塔·卡切维奇
陈建乐
钱威俊
瑞珍·雷克斯曼·乔许
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN104054341A publication Critical patent/CN104054341A/zh
Application granted granted Critical
Publication of CN104054341B publication Critical patent/CN104054341B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H04N19/70—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201280067083.5A 2012-01-17 2012-12-11 用于上下文自适应性二进制算术译码系数层级译码的通过量改进 Active CN104054341B (zh)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
US201261587624P 2012-01-17 2012-01-17
US61/587,624 2012-01-17
US201261589290P 2012-01-20 2012-01-20
US61/589,290 2012-01-20
US201261591772P 2012-01-27 2012-01-27
US61/591,772 2012-01-27
US201261606347P 2012-03-02 2012-03-02
US61/606,347 2012-03-02
US201261622785P 2012-04-11 2012-04-11
US61/622,785 2012-04-11
US13/710,212 2012-12-10
US13/710,212 US9191670B2 (en) 2012-01-17 2012-12-10 Throughput improvement for CABAC coefficient level coding
PCT/US2012/068997 WO2013109357A1 (en) 2012-01-17 2012-12-11 Throughput improvement for cabac coefficient level coding

Publications (2)

Publication Number Publication Date
CN104054341A CN104054341A (zh) 2014-09-17
CN104054341B true CN104054341B (zh) 2017-08-01

Family

ID=48779948

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280067083.5A Active CN104054341B (zh) 2012-01-17 2012-12-11 用于上下文自适应性二进制算术译码系数层级译码的通过量改进

Country Status (24)

Country Link
US (1) US9191670B2 (enExample)
EP (1) EP2805487B1 (enExample)
JP (1) JP6113752B2 (enExample)
KR (1) KR101772740B1 (enExample)
CN (1) CN104054341B (enExample)
AR (1) AR092787A1 (enExample)
AU (1) AU2012366197B2 (enExample)
BR (1) BR112014017364B1 (enExample)
CA (1) CA2860804C (enExample)
DK (1) DK2805487T3 (enExample)
ES (1) ES2608595T3 (enExample)
HU (1) HUE031071T2 (enExample)
IL (1) IL233262B (enExample)
MX (1) MX2014008625A (enExample)
MY (1) MY168364A (enExample)
PH (1) PH12014501478B1 (enExample)
PL (1) PL2805487T3 (enExample)
PT (1) PT2805487T (enExample)
RU (1) RU2611992C2 (enExample)
SG (1) SG11201403382VA (enExample)
SI (1) SI2805487T1 (enExample)
TW (1) TWI561061B (enExample)
WO (1) WO2013109357A1 (enExample)
ZA (1) ZA201406024B (enExample)

Families Citing this family (71)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0846131A (ja) * 1994-08-02 1996-02-16 Sony Corp リードフレーム及びワイヤボンディング装置
KR20120035096A (ko) * 2010-10-04 2012-04-13 한국전자통신연구원 쿼드 트리 변환 구조에서 부가 정보의 시그널링 방법 및 장치
US9008180B2 (en) 2011-04-21 2015-04-14 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding images using a prediction method adopting in-loop filtering
JPWO2013065702A1 (ja) 2011-11-04 2015-04-02 シャープ株式会社 算術復号装置、画像復号装置、算術符号化装置、画像符号化装置、および、算術復号方法
US20130188736A1 (en) 2012-01-19 2013-07-25 Sharp Laboratories Of America, Inc. High throughput significance map processing 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
US10616581B2 (en) 2012-01-19 2020-04-07 Huawei Technologies Co., Ltd. Modified coding for a transform skipped block for CABAC in HEVC
US9036710B2 (en) * 2012-03-08 2015-05-19 Blackberry Limited Unified transform coefficient encoding and decoding
US8891888B2 (en) * 2012-09-05 2014-11-18 Google Inc. Entropy coding for recompression of images
US9955163B2 (en) * 2013-06-17 2018-04-24 Google Llc Two pass quantization of video data
US9648350B2 (en) 2013-07-22 2017-05-09 Texas Instruments Incorporated Method and apparatus for decoding a progressive JPEG image
KR102250088B1 (ko) * 2013-10-24 2021-05-10 삼성전자주식회사 비디오 스트림을 복호화하는 방법 및 장치
GB201321851D0 (en) * 2013-12-10 2014-01-22 Canon Kk Run length parameters coding for palette mode
US10142636B2 (en) * 2014-06-09 2018-11-27 Sony Corporation Communication system with coding mechanism and method of operation thereof
US11233998B2 (en) 2015-05-29 2022-01-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
WO2016206590A1 (en) 2015-06-23 2016-12-29 Mediatek Singapore Pte. Ltd. Method and apparatus for transform coefficient coding of non-square blocks
EP3306930A4 (en) * 2015-09-10 2018-05-02 Samsung Electronics Co., Ltd. Encoding device, decoding device, and encoding and decoding method thereof
WO2017041271A1 (en) * 2015-09-10 2017-03-16 Mediatek Singapore Pte. Ltd. Efficient context modeling for coding a block of data
BR122021018343B1 (pt) * 2017-04-13 2022-10-25 Lg Electronics Inc Método para reconstruir uma imagem incluindo um bloco não quadrado, método para codificar uma imagem e mídia de armazenamento digital legível por computador
US10861196B2 (en) 2017-09-14 2020-12-08 Apple Inc. Point cloud compression
US10897269B2 (en) 2017-09-14 2021-01-19 Apple Inc. Hierarchical point cloud compression
US11818401B2 (en) 2017-09-14 2023-11-14 Apple Inc. Point cloud geometry compression using octrees and binary arithmetic encoding with adaptive look-up tables
US11113845B2 (en) 2017-09-18 2021-09-07 Apple Inc. Point cloud compression using non-cubic projections and masks
US10909725B2 (en) 2017-09-18 2021-02-02 Apple Inc. Point cloud compression
US10484695B2 (en) 2017-10-23 2019-11-19 Google Llc Refined entropy coding for level maps
US10607373B2 (en) 2017-11-22 2020-03-31 Apple Inc. Point cloud compression with closed-loop color conversion
US10909726B2 (en) 2018-04-10 2021-02-02 Apple Inc. Point cloud compression
US10939129B2 (en) 2018-04-10 2021-03-02 Apple Inc. Point cloud compression
US10909727B2 (en) 2018-04-10 2021-02-02 Apple Inc. Hierarchical point cloud compression with smoothing
US11010928B2 (en) 2018-04-10 2021-05-18 Apple Inc. Adaptive distance based point cloud compression
US10867414B2 (en) 2018-04-10 2020-12-15 Apple Inc. Point cloud attribute transfer algorithm
US10645381B2 (en) 2018-04-30 2020-05-05 Google Llc Intra-prediction for smooth blocks in image/video
US11017566B1 (en) 2018-07-02 2021-05-25 Apple Inc. Point cloud compression with adaptive filtering
US11202098B2 (en) 2018-07-05 2021-12-14 Apple Inc. Point cloud compression with multi-resolution video encoding
US11012713B2 (en) 2018-07-12 2021-05-18 Apple Inc. Bit stream structure for compressed point cloud data
TWI692939B (zh) * 2018-08-14 2020-05-01 鈺創科技股份有限公司 過濾訊號的數位濾波器
US11483575B2 (en) 2018-08-24 2022-10-25 Hfi Innovation Inc. Coding transform coefficients with throughput constraints
CN117201786A (zh) * 2018-09-11 2023-12-08 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
CN116708825A (zh) * 2018-09-20 2023-09-05 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
BR112021005161A2 (pt) 2018-09-21 2021-06-15 Guangdong Oppo Mobile Telecommunications Corp., Ltd. método de decodificação de vídeo, e método de codificação de vídeo
US11006150B2 (en) * 2018-09-24 2021-05-11 Tencent America LLC Method and apparatus for video coding
CN113170132B (zh) 2018-09-24 2024-07-26 弗劳恩霍夫应用研究促进协会 使用或适用于与依赖标量量化的组合的变换系数的有效编码
US11367224B2 (en) 2018-10-02 2022-06-21 Apple Inc. Occupancy map block-to-patch information compression
US11430155B2 (en) 2018-10-05 2022-08-30 Apple Inc. Quantized depths for projection point cloud compression
WO2020071856A1 (ko) 2018-10-05 2020-04-09 엘지전자 주식회사 변환 계수 코딩 방법 및 장치
CN112840655B (zh) * 2018-10-08 2023-12-01 寰发股份有限公司 图像与视频编解码中最后有效系数的编解码方法及装置
US11470329B2 (en) 2018-12-26 2022-10-11 Tencent America LLC Method and apparatus for video coding
US10798397B2 (en) 2019-01-02 2020-10-06 Tencent America LLC Method and apparatus for video coding
KR20240028553A (ko) * 2019-01-12 2024-03-05 엘지전자 주식회사 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치
CN113316934B (zh) * 2019-01-25 2024-03-08 寰发股份有限公司 带有变换块级别约束的变换系数编码的方法和设备
CN113330749B (zh) * 2019-02-24 2024-05-10 腾讯美国有限责任公司 视频编解码的方法和装置
KR20210133978A (ko) * 2019-03-12 2021-11-08 인터디지털 브이씨 홀딩스 인코포레이티드 비디오 코딩을 위한 잔차 코딩에서의 정규 빈들의 유연한 할당
US11057564B2 (en) 2019-03-28 2021-07-06 Apple Inc. Multiple layer flexure for supporting a moving image sensor
US11418790B2 (en) * 2019-06-28 2022-08-16 Qualcomm Incorporated Arithmetic coding with selective adaptation for video coding
US11711544B2 (en) 2019-07-02 2023-07-25 Apple Inc. Point cloud compression with supplemental information messages
US11627314B2 (en) 2019-09-27 2023-04-11 Apple Inc. Video-based point cloud compression with non-normative smoothing
US11562507B2 (en) 2019-09-27 2023-01-24 Apple Inc. Point cloud compression using video encoding with time consistent patches
US11538196B2 (en) 2019-10-02 2022-12-27 Apple Inc. Predictive coding for point cloud compression
US11398833B2 (en) * 2019-10-02 2022-07-26 Apple Inc. Low-latency encoding using a bypass sub-stream and an entropy encoded sub-stream
US11895307B2 (en) 2019-10-04 2024-02-06 Apple Inc. Block-based predictive coding for point cloud compression
WO2021118310A1 (ko) * 2019-12-13 2021-06-17 주식회사 케이티 비디오 신호 처리 방법 및 장치
US11798196B2 (en) 2020-01-08 2023-10-24 Apple Inc. Video-based point cloud compression with predicted patches
US11625866B2 (en) 2020-01-09 2023-04-11 Apple Inc. Geometry encoding using octrees and predictive trees
US11468601B2 (en) 2020-01-13 2022-10-11 Samsung Display Co., Ltd. Systems and methods for scalable throughput entropy coder
EP4622116A3 (en) * 2020-06-23 2025-11-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatuses for encoding and decoding a sequence of integer values, methods for encoding and decoding a sequence of integer values and computer program for implementing these methods
US11615557B2 (en) 2020-06-24 2023-03-28 Apple Inc. Point cloud compression using octrees with slicing
US11620768B2 (en) 2020-06-24 2023-04-04 Apple Inc. Point cloud geometry compression using octrees with multiple scan orders
US11948338B1 (en) 2021-03-29 2024-04-02 Apple Inc. 3D volumetric content encoding using 2D videos and simplified 3D meshes
EP4324203A4 (en) * 2021-04-26 2025-02-26 Guangdong Oppo Mobile Telecommunications Corp., Ltd. BYPASS ALIGNMENT IN VIDEO CODING
US12368889B2 (en) * 2022-07-28 2025-07-22 Apple Inc. Coefficient-based transform and mode signaling
CN117135354B (zh) * 2023-08-03 2025-01-14 镕铭微电子(济南)有限公司 率失真优化量化方法、装置、电子设备及存储介质

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101911702A (zh) * 2008-01-08 2010-12-08 高通股份有限公司 Cabac编码器的基于速率-失真建模的量化
WO2011128303A2 (en) * 2010-04-13 2011-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding of significance maps and transform coefficient blocks
CN102256125A (zh) * 2011-07-14 2011-11-23 北京工业大学 面向高效视频编码hevc基于上下文的自适应算数编码方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP2005184232A (ja) 2003-12-17 2005-07-07 Sony Corp 符号化装置、プログラム、およびデータ処理方法
KR100612015B1 (ko) 2004-07-22 2006-08-11 삼성전자주식회사 컨텍스트 적응형 이진 산술 부호화 방법 및 그 장치
US7525456B2 (en) 2005-04-15 2009-04-28 Qpixel Technology, Inc. Methods for adaptively selecting entropy encoding modes
US7061410B1 (en) 2005-07-18 2006-06-13 Lsi Logic Corporation Method and/or apparatus for transcoding between H.264 CABAC and CAVLC entropy coding modes
US8599925B2 (en) * 2005-08-12 2013-12-03 Microsoft Corporation Efficient coding and decoding of transform blocks
WO2009031648A1 (ja) 2007-09-06 2009-03-12 Nec Corporation 映像符号化装置、映像復号装置、映像符号化方法、映像復号方法、映像符号化あるいは復号プログラム
KR101375668B1 (ko) * 2008-03-17 2014-03-18 삼성전자주식회사 변환 계수의 부호화, 복호화 방법 및 장치
US8189776B2 (en) 2008-09-18 2012-05-29 The Hong Kong University Of Science And Technology Method and system for encoding multimedia content based on secure coding schemes using stream cipher
EP2182732A1 (en) 2008-10-28 2010-05-05 Panasonic Corporation Switching between scans in image coding
PL2559166T3 (pl) * 2010-04-13 2018-04-30 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Koder i dekoder dzielący interwał prawdopodobieństwa
US9154801B2 (en) 2010-09-30 2015-10-06 Texas Instruments Incorporated Method and apparatus for diagonal scan and simplified coding of transform coefficients

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101911702A (zh) * 2008-01-08 2010-12-08 高通股份有限公司 Cabac编码器的基于速率-失真建模的量化
WO2011128303A2 (en) * 2010-04-13 2011-10-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding of significance maps and transform coefficient blocks
CN102256125A (zh) * 2011-07-14 2011-11-23 北京工业大学 面向高效视频编码hevc基于上下文的自适应算数编码方法

Also Published As

Publication number Publication date
EP2805487A1 (en) 2014-11-26
IL233262B (en) 2018-02-28
BR112014017364B1 (pt) 2022-07-19
PH12014501478A1 (en) 2014-09-22
RU2014133791A (ru) 2016-03-20
KR101772740B1 (ko) 2017-08-29
US9191670B2 (en) 2015-11-17
AR092787A1 (es) 2015-05-06
CN104054341A (zh) 2014-09-17
IL233262A0 (en) 2014-08-31
AU2012366197B2 (en) 2017-04-13
ZA201406024B (en) 2017-09-27
BR112014017364A2 (pt) 2017-06-13
MY168364A (en) 2018-10-31
CA2860804A1 (en) 2013-07-25
ES2608595T3 (es) 2017-04-12
KR20140119736A (ko) 2014-10-10
US20130182757A1 (en) 2013-07-18
DK2805487T3 (en) 2016-12-12
SI2805487T1 (sl) 2016-12-30
SG11201403382VA (en) 2014-09-26
PH12014501478B1 (en) 2014-09-22
CA2860804C (en) 2019-03-26
PL2805487T3 (pl) 2017-03-31
JP2015507424A (ja) 2015-03-05
HK1198233A1 (en) 2015-03-13
HUE031071T2 (en) 2017-06-28
RU2611992C2 (ru) 2017-03-01
WO2013109357A1 (en) 2013-07-25
EP2805487B1 (en) 2016-09-21
PT2805487T (pt) 2016-12-28
BR112014017364A8 (pt) 2017-07-04
TW201342925A (zh) 2013-10-16
JP6113752B2 (ja) 2017-04-12
TWI561061B (en) 2016-12-01
AU2012366197A1 (en) 2014-08-07
MX2014008625A (es) 2014-08-21

Similar Documents

Publication Publication Date Title
CN104054341B (zh) 用于上下文自适应性二进制算术译码系数层级译码的通过量改进
CN105474641B (zh) 视频译码过程中用于系数层级译码的莱斯(rice)参数初始化
CN103999367B (zh) 用于上下文自适应二进制算术译码的上下文缩减的数目
CN105191307B (zh) 在视频译码过程中用于系数级别译码的莱斯参数更新
US9313498B2 (en) Sign hiding techniques for quantized transform coefficients in video coding
CN104025457B (zh) 用于最后有效系数位置译码的上下文最优化
CN103636224B (zh) 用于视频压缩中的系数等级译码的上下文
US9491463B2 (en) Group flag in transform coefficient coding for video coding
US20140003530A1 (en) Sign hiding techniques for quantized transform coefficients in video coding
HK1198233B (en) Throughput improvement for cabac coefficient level coding
HK1218595B (zh) 视频译码过程中用於系数层级译码的莱斯(rice)参数初始化

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 1198233

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant
REG Reference to a national code

Ref country code: HK

Ref legal event code: GR

Ref document number: 1198233

Country of ref document: HK