ES2700523T3 - Optimización de contexto para la codificación de la posición del último coeficiente significativo - Google Patents
Optimización de contexto para la codificación de la posición del último coeficiente significativo Download PDFInfo
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- ES2700523T3 ES2700523T3 ES12795670T ES12795670T ES2700523T3 ES 2700523 T3 ES2700523 T3 ES 2700523T3 ES 12795670 T ES12795670 T ES 12795670T ES 12795670 T ES12795670 T ES 12795670T ES 2700523 T3 ES2700523 T3 ES 2700523T3
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Classifications
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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
- 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
- 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
-
- 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)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161557317P | 2011-11-08 | 2011-11-08 | |
| US201161561909P | 2011-11-20 | 2011-11-20 | |
| US201261588579P | 2012-01-19 | 2012-01-19 | |
| US201261596049P | 2012-02-07 | 2012-02-07 | |
| 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 (1)
| Publication Number | Publication Date |
|---|---|
| ES2700523T3 true ES2700523T3 (es) | 2019-02-18 |
Family
ID=48223671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES12795670T Active ES2700523T3 (es) | 2011-11-08 | 2012-11-06 | Optimización de contexto para la codificación de la posición del último coeficiente significativo |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US9357185B2 (https=) |
| EP (3) | EP3439305B1 (https=) |
| JP (1) | JP5955974B2 (https=) |
| KR (1) | KR101677356B1 (https=) |
| CN (1) | CN104025457B (https=) |
| AU (1) | AU2012336023B2 (https=) |
| BR (2) | BR112014011062B1 (https=) |
| CA (1) | CA2854816C (https=) |
| ES (1) | ES2700523T3 (https=) |
| IL (1) | IL232331A (https=) |
| IN (1) | IN2014CN03431A (https=) |
| MY (1) | MY168322A (https=) |
| PH (1) | PH12014500948A1 (https=) |
| RU (1) | RU2586002C2 (https=) |
| SG (1) | SG11201401614TA (https=) |
| WO (1) | WO2013070610A1 (https=) |
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| HUE050522T2 (hu) * | 2011-06-28 | 2020-12-28 | Samsung Electronics Co Ltd | Video kódolási és dekódolási eljárás felhasználva aritmetikai kódolást az utolsó szignifikáns együttható kétdimenziós jelzésével |
| WO2013067435A1 (en) | 2011-11-04 | 2013-05-10 | Huawei Technologies Co., Ltd. | 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 |
| CN108471535A (zh) * | 2011-11-08 | 2018-08-31 | 三星电子株式会社 | 用于对视频进行解码的方法 |
| 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 |
| US20130188736A1 (en) * | 2012-01-19 | 2013-07-25 | Sharp Laboratories Of America, Inc. | High throughput significance map processing 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 |
| US9743116B2 (en) * | 2012-01-19 | 2017-08-22 | Huawei Technologies Co., Ltd. | High throughput coding 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 |
| 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 |
| US10382749B2 (en) * | 2014-05-23 | 2019-08-13 | Qualcomm Incorporated | Coding run values based on palette index in palette-based video coding |
| 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 |
| KR20160037111A (ko) | 2014-09-26 | 2016-04-05 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| US10477218B2 (en) | 2014-10-20 | 2019-11-12 | Kt Corporation | Method and apparatus for predicting and restoring a video signal using palette entry |
| KR102596896B1 (ko) | 2015-01-15 | 2023-11-01 | 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 |
| 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 |
| KR102691340B1 (ko) | 2015-04-02 | 2024-08-02 | 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 |
| JP7219775B2 (ja) | 2018-03-29 | 2023-02-08 | フラウンホファー ゲセルシャフト ツール フェールデルンク ダー アンゲヴァンテン フォルシュンク エー．ファオ． | 変換係数ブロック・コーディング |
| EP3562156A1 (en) * | 2018-04-27 | 2019-10-30 | InterDigital VC Holdings, Inc. | Method and apparatus for adaptive context modeling in video encoding and decoding |
| CN119520780A (zh) * | 2018-07-02 | 2025-02-25 | 交互数字Vc控股公司 | 基于上下文的二进制算术编码和解码的方法和装置 |
| 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 |
| JP7245323B2 (ja) * | 2018-09-23 | 2023-03-23 | エルジー エレクトロニクス インコーポレイティド | ビデオ信号の符号化／復号化方法及びそのための装置 |
| EP3709658B1 (en) * | 2018-11-12 | 2025-03-26 | LG Electronics Inc. | Method for coding transform coefficient on basis of high frequency zeroing and apparatus therefor |
| US10904548B2 (en) * | 2018-12-06 | 2021-01-26 | Qualcomm Incorporated | Coefficient processing for video encoding and decoding |
| KR102489599B1 (ko) * | 2018-12-17 | 2023-01-18 | 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 |
| WO2020185500A1 (en) | 2019-03-11 | 2020-09-17 | 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 |
| EP3989562B1 (en) * | 2019-06-19 | 2024-05-22 | Lg Electronics Inc. | Coding of information about transform kernel set |
| 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 |
| CN119497873A (zh) * | 2022-07-06 | 2025-02-21 | 字节跳动有限公司 | 用于视频处理的方法、装置和介质 |
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| ATE343302T1 (de) | 2002-05-02 | 2006-11-15 | Fraunhofer Ges Forschung | 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 |
| WO2007065351A1 (fr) | 2005-12-05 | 2007-06-14 | Huawei Technologies Co., Ltd. | Procede de binarisation et dispositif associe |
| 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 |
| HUE037656T2 (hu) | 2010-04-13 | 2018-09-28 | Fraunhofer Ges Forschung | Valószínûség intervallum partícionáló kódoló és dekódoló |
| KR102124149B1 (ko) | 2010-05-12 | 2020-06-18 | 인터디지탈 매디슨 페이튼트 홀딩스 | 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 |
| CN106101727B (zh) * | 2011-08-04 | 2019-10-08 | 寰发股份有限公司 | 基于上下文自适应二进制算术编码的方法及装置 |
| US8964849B2 (en) * | 2011-11-01 | 2015-02-24 | Blackberry Limited | Multi-level significance maps for encoding and decoding |
| CN108471535A (zh) | 2011-11-08 | 2018-08-31 | 三星电子株式会社 | 用于对视频进行解码的方法 |
| 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 |
-
2012
- 2012-11-05 US US13/669,096 patent/US9357185B2/en active Active
- 2012-11-06 ES ES12795670T patent/ES2700523T3/es active Active
- 2012-11-06 IN IN3431CHN2014 patent/IN2014CN03431A/en unknown
- 2012-11-06 AU AU2012336023A patent/AU2012336023B2/en active Active
- 2012-11-06 EP EP18194296.2A patent/EP3439305B1/en active Active
- 2012-11-06 WO PCT/US2012/063717 patent/WO2013070610A1/en not_active Ceased
- 2012-11-06 EP EP19213462.5A patent/EP3637768B1/en active Active
- 2012-11-06 EP EP12795670.4A patent/EP2777163B1/en active Active
- 2012-11-06 PH PH1/2014/500948A patent/PH12014500948A1/en unknown
- 2012-11-06 BR BR112014011062-0A patent/BR112014011062B1/pt active IP Right Grant
- 2012-11-06 KR KR1020147015290A patent/KR101677356B1/ko active Active
- 2012-11-06 CN CN201280054851.3A patent/CN104025457B/zh active Active
- 2012-11-06 SG SG11201401614TA patent/SG11201401614TA/en unknown
- 2012-11-06 RU RU2014123383/08A patent/RU2586002C2/ru active
- 2012-11-06 CA CA2854816A patent/CA2854816C/en active Active
- 2012-11-06 JP JP2014541161A patent/JP5955974B2/ja active Active
- 2012-11-06 BR BR122020003135-2A patent/BR122020003135B1/pt active IP Right Grant
- 2012-11-06 MY MYPI2014700997A patent/MY168322A/en unknown
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2014
- 2014-04-29 IL IL232331A patent/IL232331A/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| JP5955974B2 (ja) | 2016-07-20 |
| KR20140098120A (ko) | 2014-08-07 |
| BR122020003135B1 (pt) | 2021-07-06 |
| IL232331A0 (en) | 2014-06-30 |
| CN104025457B (zh) | 2017-06-30 |
| SG11201401614TA (en) | 2014-07-30 |
| AU2012336023A1 (en) | 2014-05-22 |
| BR112014011062B1 (pt) | 2021-06-29 |
| US9357185B2 (en) | 2016-05-31 |
| MY168322A (en) | 2018-10-30 |
| RU2014123383A (ru) | 2015-12-20 |
| JP2015502080A (ja) | 2015-01-19 |
| WO2013070610A1 (en) | 2013-05-16 |
| IL232331A (en) | 2017-05-29 |
| CN104025457A (zh) | 2014-09-03 |
| AU2012336023B2 (en) | 2016-01-07 |
| IN2014CN03431A (https=) | 2015-09-04 |
| EP3439305A1 (en) | 2019-02-06 |
| EP2777163A1 (en) | 2014-09-17 |
| US20130114676A1 (en) | 2013-05-09 |
| CA2854816C (en) | 2017-06-06 |
| BR112014011062A8 (pt) | 2017-06-20 |
| BR112014011062A2 (pt) | 2017-06-13 |
| EP3439305B1 (en) | 2020-03-11 |
| EP3637768B1 (en) | 2021-04-21 |
| CA2854816A1 (en) | 2013-05-16 |
| EP3637768A1 (en) | 2020-04-15 |
| EP2777163B1 (en) | 2018-10-10 |
| KR101677356B1 (ko) | 2016-11-17 |
| PH12014500948A1 (en) | 2017-07-19 |
| RU2586002C2 (ru) | 2016-06-10 |
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