CN104025457B - 用于最后有效系数位置译码的上下文最优化 - Google Patents
用于最后有效系数位置译码的上下文最优化 Download PDFInfo
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- CN104025457B CN104025457B CN201280054851.3A CN201280054851A CN104025457B CN 104025457 B CN104025457 B CN 104025457B CN 201280054851 A CN201280054851 A CN 201280054851A CN 104025457 B CN104025457 B CN 104025457B
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/4006—Conversion to or from arithmetic code
- H03M7/4012—Binary arithmetic codes
- H03M7/4018—Context adapative binary arithmetic codes [CABAC]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/4031—Fixed length to variable length coding
- H03M7/4037—Prefix coding
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- 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
-
- 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
- H04N19/169—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Description
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TU4x4 | 0 | 1 | 2 | ||||||
TU8x8 | 3 | 4 | 5 | 6 | 7 | ||||
TU16x16 | 8 | 9 | 10 | 11 | 11 | 12 | 12 | ||
TU32x32 | 13 | 14 | 14 | 15 | 16 | 16 | 16 | 16 | 17 |
二进制位索引 | 0 | 1 | 2 | 3 |
明度TU4×4 | 0 | 1 | 2 | |
色度TU4×4 | 0 | 1 | 2 |
Claims (20)
Applications Claiming Priority (11)
Application Number | Priority Date | Filing Date | Title |
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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 | 2012-11-05 | ||
US13/669,096 US9357185B2 (en) | 2011-11-08 | 2012-11-05 | Context optimization for last significant coefficient position coding |
PCT/US2012/063717 WO2013070610A1 (en) | 2011-11-08 | 2012-11-06 | Context optimization for last significant coefficient position coding |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104025457A CN104025457A (zh) | 2014-09-03 |
CN104025457B true CN104025457B (zh) | 2017-06-30 |
Family
ID=48223671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280054851.3A Active CN104025457B (zh) | 2011-11-08 | 2012-11-06 | 用于最后有效系数位置译码的上下文最优化 |
Country Status (15)
Country | Link |
---|---|
US (1) | US9357185B2 (zh) |
EP (3) | EP2777163B1 (zh) |
JP (1) | JP5955974B2 (zh) |
KR (1) | KR101677356B1 (zh) |
CN (1) | CN104025457B (zh) |
AU (1) | AU2012336023B2 (zh) |
BR (2) | BR112014011062B1 (zh) |
CA (1) | CA2854816C (zh) |
ES (1) | ES2700523T3 (zh) |
IL (1) | IL232331A (zh) |
IN (1) | IN2014CN03431A (zh) |
MY (1) | MY168322A (zh) |
RU (1) | RU2586002C2 (zh) |
SG (1) | SG11201401614TA (zh) |
WO (1) | WO2013070610A1 (zh) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SI2728866T1 (sl) * | 2011-06-28 | 2019-03-29 | Samsung Electronics Co., Ltd. | Postopek dekodiranja videa z uporabo aritmetičnega dekodiranja |
WO2013067435A1 (en) * | 2011-11-04 | 2013-05-10 | Huawei Technologies Co., Ltd. | Differential pulse code modulation intra prediction for high efficiency video coding |
CN108235015A (zh) * | 2011-11-08 | 2018-06-29 | 三星电子株式会社 | 用于对视频进行解码的设备 |
US9154792B2 (en) | 2011-11-08 | 2015-10-06 | Qualcomm Incorporated | Progressive coding of position of last significant coefficient |
US9357185B2 (en) * | 2011-11-08 | 2016-05-31 | Qualcomm Incorporated | Context optimization for last significant coefficient position coding |
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 |
US20130188736A1 (en) * | 2012-01-19 | 2013-07-25 | Sharp Laboratories Of America, Inc. | High throughput significance map processing 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 |
US9237344B2 (en) * | 2012-03-22 | 2016-01-12 | Qualcomm Incorporated | Deriving context for last position coding for video coding |
US20150326859A1 (en) * | 2012-06-28 | 2015-11-12 | Nec Corporation | Video quantization-parameter encoding method, video quantization-parameter decoding method, device, and program |
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 |
US10382749B2 (en) * | 2014-05-23 | 2019-08-13 | Qualcomm Incorporated | Coding run values based on palette index in palette-based video coding |
US10291940B2 (en) | 2014-05-23 | 2019-05-14 | Qualcomm Incorporated | Coding runs with escape in palette-based video coding |
CN107079151B (zh) | 2014-09-26 | 2020-06-05 | 株式会社Kt | 用于处理视频信号的方法和设备 |
US10477218B2 (en) | 2014-10-20 | 2019-11-12 | Kt Corporation | Method and apparatus for predicting and restoring a video signal using palette entry |
CN111800632B (zh) | 2015-01-15 | 2024-03-29 | 株式会社Kt | 对编码视频信号解码的方法和对视频信号编码的方法 |
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 |
CN107409224B (zh) | 2015-01-29 | 2020-09-08 | 株式会社Kt | 用于处理视频信号的方法和设备 |
WO2016159610A1 (ko) | 2015-04-02 | 2016-10-06 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
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 |
CN117119195A (zh) | 2018-03-29 | 2023-11-24 | 弗劳恩霍夫应用研究促进协会 | 变换系数块编码 |
US20210274182A1 (en) * | 2018-07-02 | 2021-09-02 | 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 |
RU2766571C1 (ru) * | 2018-09-23 | 2022-03-15 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ кодирования/декодирования видеосигналов и устройство для этого |
BR122021011813A2 (pt) * | 2018-11-12 | 2021-08-10 | Lg Electronics Inc. | Método de decodificação de imagens através de um aparelho de decodificação, método de codificação de imagens através de um aparelho de codificação e mídia de armazenamento legível por computador não transitória |
US10904548B2 (en) | 2018-12-06 | 2021-01-26 | Qualcomm Incorporated | Coefficient processing for video encoding and decoding |
KR102388807B1 (ko) * | 2018-12-17 | 2022-04-20 | 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 |
SG11202109076QA (en) | 2019-03-11 | 2021-09-29 | Interdigital Vc Holdings Inc | Entropy coding for video encoding and decoding |
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 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101951516A (zh) * | 2010-09-25 | 2011-01-19 | 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 |
CN102187583A (zh) * | 2008-08-19 | 2011-09-14 | 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 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2277174T3 (es) | 2002-05-02 | 2007-07-01 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Codificacion aritmetica de coeficientes de transformacion. |
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 |
CN101167366B (zh) | 2005-12-05 | 2010-10-27 | 华为技术有限公司 | 一种二进制化方法及装置 |
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 |
EP2559166B1 (en) | 2010-04-13 | 2017-11-01 | 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 |
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 |
EP2740272A4 (en) * | 2011-08-04 | 2015-04-08 | Mediatek Inc | METHOD AND DEVICE FOR RECORDING BINARIZATION OF SYNTAX ELEMENTS IN CABAC |
US8964849B2 (en) * | 2011-11-01 | 2015-02-24 | Blackberry Limited | Multi-level significance maps for encoding and decoding |
US9154792B2 (en) | 2011-11-08 | 2015-10-06 | Qualcomm Incorporated | Progressive coding of position of last significant coefficient |
CN108235015A (zh) | 2011-11-08 | 2018-06-29 | 三星电子株式会社 | 用于对视频进行解码的设备 |
US9357185B2 (en) * | 2011-11-08 | 2016-05-31 | Qualcomm Incorporated | Context optimization for last significant coefficient position coding |
-
2012
- 2012-11-05 US US13/669,096 patent/US9357185B2/en active Active
- 2012-11-06 WO PCT/US2012/063717 patent/WO2013070610A1/en active Application Filing
- 2012-11-06 EP EP12795670.4A patent/EP2777163B1/en active Active
- 2012-11-06 KR KR1020147015290A patent/KR101677356B1/ko active IP Right Grant
- 2012-11-06 BR BR112014011062-0A patent/BR112014011062B1/pt active IP Right Grant
- 2012-11-06 RU RU2014123383/08A patent/RU2586002C2/ru active
- 2012-11-06 MY MYPI2014700997A patent/MY168322A/en unknown
- 2012-11-06 BR BR122020003135-2A patent/BR122020003135B1/pt active IP Right Grant
- 2012-11-06 CN CN201280054851.3A patent/CN104025457B/zh active Active
- 2012-11-06 IN IN3431CHN2014 patent/IN2014CN03431A/en unknown
- 2012-11-06 SG SG11201401614TA patent/SG11201401614TA/en unknown
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- 2012-11-06 JP JP2014541161A patent/JP5955974B2/ja active Active
- 2012-11-06 AU AU2012336023A patent/AU2012336023B2/en active Active
- 2012-11-06 EP EP19213462.5A patent/EP3637768B1/en active Active
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2014
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102187583A (zh) * | 2008-08-19 | 2011-09-14 | 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 |
CN101951516A (zh) * | 2010-09-25 | 2011-01-19 | 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 |
Non-Patent Citations (2)
Title |
---|
Binarisation modification for last position coding;Vadim Seregin;《Joint Collaborative Team on Video Coding,6th Meeting: Torino, IT, 14-22 July, 2011》;20110716;第1-9页 * |
Context reduction of the last transform position in JCTVC-D262 for CE11.1;Cheung Auyeung;《Joint Collaborative Team on Video Coding,5th Meeting: Geneva, CH, 16-23 March, 2011》;20110318;第1-6页 * |
Also Published As
Publication number | Publication date |
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US9357185B2 (en) | 2016-05-31 |
EP3439305B1 (en) | 2020-03-11 |
AU2012336023A1 (en) | 2014-05-22 |
IL232331A0 (en) | 2014-06-30 |
BR112014011062A8 (pt) | 2017-06-20 |
KR20140098120A (ko) | 2014-08-07 |
EP3637768A1 (en) | 2020-04-15 |
JP5955974B2 (ja) | 2016-07-20 |
WO2013070610A1 (en) | 2013-05-16 |
US20130114676A1 (en) | 2013-05-09 |
IL232331A (en) | 2017-05-29 |
EP2777163A1 (en) | 2014-09-17 |
RU2586002C2 (ru) | 2016-06-10 |
BR112014011062B1 (pt) | 2021-06-29 |
KR101677356B1 (ko) | 2016-11-17 |
IN2014CN03431A (zh) | 2015-09-04 |
BR112014011062A2 (pt) | 2017-06-13 |
JP2015502080A (ja) | 2015-01-19 |
AU2012336023B2 (en) | 2016-01-07 |
EP3439305A1 (en) | 2019-02-06 |
CA2854816C (en) | 2017-06-06 |
EP3637768B1 (en) | 2021-04-21 |
CA2854816A1 (en) | 2013-05-16 |
RU2014123383A (ru) | 2015-12-20 |
ES2700523T3 (es) | 2019-02-18 |
SG11201401614TA (en) | 2014-07-30 |
CN104025457A (zh) | 2014-09-03 |
BR122020003135B1 (pt) | 2021-07-06 |
EP2777163B1 (en) | 2018-10-10 |
MY168322A (en) | 2018-10-30 |
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