ES2747798T3 - Métodos y aparato para codificación y decodificación de entropía mejorada - Google Patents
Métodos y aparato para codificación y decodificación de entropía mejorada Download PDFInfo
- Publication number
- ES2747798T3 ES2747798T3 ES11770644T ES11770644T ES2747798T3 ES 2747798 T3 ES2747798 T3 ES 2747798T3 ES 11770644 T ES11770644 T ES 11770644T ES 11770644 T ES11770644 T ES 11770644T ES 2747798 T3 ES2747798 T3 ES 2747798T3
- Authority
- ES
- Spain
- Prior art keywords
- value
- syntax element
- block
- coefficients
- current
- 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
Links
- 238000000034 method Methods 0.000 title claims description 89
- 230000009466 transformation Effects 0.000 claims abstract description 47
- 230000001131 transforming effect Effects 0.000 claims abstract description 4
- 241000567363 Puccinellia maritima Species 0.000 claims 1
- 230000006870 function Effects 0.000 description 113
- 238000004891 communication Methods 0.000 description 36
- 230000008901 benefit Effects 0.000 description 16
- 230000008569 process Effects 0.000 description 13
- 238000012545 processing Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 238000013459 approach Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013139 quantization Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000033458 reproduction Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- 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
-
- 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
- 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
- H04N19/124—Quantisation
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
- H04N19/70—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)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39319510P | 2010-10-14 | 2010-10-14 | |
| PCT/US2011/055047 WO2012051033A1 (en) | 2010-10-14 | 2011-10-06 | Method and apparatus for improved entropy encoding and decoding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2747798T3 true ES2747798T3 (es) | 2020-03-11 |
Family
ID=44802431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES11770644T Active ES2747798T3 (es) | 2010-10-14 | 2011-10-06 | Métodos y aparato para codificación y decodificación de entropía mejorada |
Country Status (10)
| Country | Link |
|---|---|
| US (8) | US9693056B2 (enExample) |
| EP (3) | EP3667924B1 (enExample) |
| JP (6) | JP2014500643A (enExample) |
| KR (8) | KR102244659B1 (enExample) |
| CN (2) | CN103262534B (enExample) |
| DK (1) | DK2628299T3 (enExample) |
| ES (1) | ES2747798T3 (enExample) |
| HU (1) | HUE045823T2 (enExample) |
| PL (3) | PL2628299T3 (enExample) |
| WO (1) | WO2012051033A1 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102244659B1 (ko) * | 2010-10-14 | 2021-04-27 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치 |
| 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 |
| US9338449B2 (en) | 2011-03-08 | 2016-05-10 | Qualcomm Incorporated | Harmonized scan order for coding transform coefficients in video coding |
| US9167253B2 (en) | 2011-06-28 | 2015-10-20 | Qualcomm Incorporated | Derivation of the position in scan order of the last significant transform coefficient in video coding |
| US9866829B2 (en) | 2012-01-22 | 2018-01-09 | Qualcomm Incorporated | Coding of syntax elements that correspond to coefficients of a coefficient block in video coding |
| EP2654296A1 (en) * | 2012-04-16 | 2013-10-23 | BlackBerry Limited | Modified HEVC level coding of video data |
| EP3270595A1 (en) * | 2016-07-15 | 2018-01-17 | Thomson Licensing | Method and apparatus for last coefficient coding for adaptive transform based video compression |
| US10244261B2 (en) * | 2017-01-26 | 2019-03-26 | Google Llc | Transform coefficient coding using level maps |
| JP6377785B2 (ja) * | 2017-01-26 | 2018-08-22 | ユニ・チャーム株式会社 | 使い捨て吸収性物品 |
| US11405650B2 (en) | 2018-08-22 | 2022-08-02 | Hfi Innovation Inc. | Method and apparatus of transform coefficient coding |
| US11381822B2 (en) | 2018-09-21 | 2022-07-05 | Interdigital Vc Holdings, Inc. | Scalar quantizer decision scheme for dependent scalar quantization |
| CN116896635A (zh) * | 2018-10-05 | 2023-10-17 | Lg电子株式会社 | 图像编码/解码设备、存储介质及数据传输设备 |
| CN116132675A (zh) * | 2018-11-12 | 2023-05-16 | 三星电子株式会社 | 用于对系数等级进行熵编码/熵解码的方法和装置 |
| US12568221B2 (en) | 2018-11-12 | 2026-03-03 | Samsung Electronics Co., Ltd. | Method and device for entropy encoding coefficient level, and method and device for entropy decoding coefficient level |
| WO2020141856A1 (ko) * | 2019-01-02 | 2020-07-09 | 엘지전자 주식회사 | 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치 |
| WO2020145795A1 (ko) | 2019-01-12 | 2020-07-16 | 엘지전자 주식회사 | 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치 |
| MY208059A (en) | 2019-01-28 | 2025-04-11 | Apple Inc | Video signal encoding/decoding method and device therefor |
| KR102776040B1 (ko) | 2019-03-11 | 2025-03-07 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 인코더, 디코더, 및 대응하는 방법들 |
| KR20220024658A (ko) * | 2019-06-24 | 2022-03-03 | 알리바바 그룹 홀딩 리미티드 | 비디오 데이터의 변환-스킵 잔차 코딩 |
| CN111741302B (zh) * | 2020-08-07 | 2021-05-14 | 腾讯科技（深圳）有限公司 | 数据处理方法、装置、计算机可读介质及电子设备 |
| US20250133210A1 (en) * | 2023-10-19 | 2025-04-24 | Tencent America LLC | State machine-based quantization shifting offset for video and image compression |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0124882D0 (en) | 2001-10-17 | 2001-12-05 | Koninkl Philips Electronics Nv | Improved variable length decoder |
| CN1214649C (zh) * | 2003-09-18 | 2005-08-10 | 中国科学院计算技术研究所 | 用于视频预测残差系数编码的熵编码方法 |
| US8599925B2 (en) * | 2005-08-12 | 2013-12-03 | Microsoft Corporation | Efficient coding and decoding of transform blocks |
| KR100873636B1 (ko) * | 2005-11-14 | 2008-12-12 | 삼성전자주식회사 | 단일 부호화 모드를 이용하는 영상 부호화/복호화 방법 및장치 |
| US7656326B2 (en) * | 2006-06-08 | 2010-02-02 | Via Technologies, Inc. | Decoding of context adaptive binary arithmetic codes in computational core of programmable graphics processing unit |
| CN101212676B (zh) * | 2006-12-29 | 2010-06-02 | 北京展讯高科通信技术有限公司 | 高效并行cabac解码方法及其装置 |
| KR101356733B1 (ko) * | 2007-03-07 | 2014-02-05 | 삼성전자주식회사 | 컨텍스트 기반 적응적 이진 산술 부호화, 복호화 방법 및장치 |
| KR101394153B1 (ko) * | 2007-12-11 | 2014-05-16 | 삼성전자주식회사 | 양자화 방법 및 장치, 역양자화 방법 및 장치 |
| US8891615B2 (en) * | 2008-01-08 | 2014-11-18 | Qualcomm Incorporated | Quantization based on rate-distortion modeling for CABAC coders |
| KR101375668B1 (ko) | 2008-03-17 | 2014-03-18 | 삼성전자주식회사 | 변환 계수의 부호화, 복호화 방법 및 장치 |
| JP2009231914A (ja) * | 2008-03-19 | 2009-10-08 | Sony Corp | 復号装置、復号処理方法およびプログラム |
| JP2012023611A (ja) * | 2010-07-15 | 2012-02-02 | Mitsubishi Electric Corp | 動画像符号化装置、動画像復号装置、動画像符号化方法及び動画像復号方法 |
| US9154801B2 (en) | 2010-09-30 | 2015-10-06 | Texas Instruments Incorporated | Method and apparatus for diagonal scan and simplified coding of transform coefficients |
| KR102244659B1 (ko) | 2010-10-14 | 2021-04-27 | 인터디지털 브이씨 홀딩스 인코포레이티드 | 향상된 엔트로피 인코딩 및 디코딩을 위한 방법 및 장치 |
| BR112014023574B1 (pt) | 2012-03-29 | 2020-05-12 | Aptargroup, Inc. | Fechamento para um recipiente que apresenta uma abertura para o interior do recipiente onde conteúdos podem ser armazenados |
-
2011
- 2011-10-06 KR KR1020207016506A patent/KR102244659B1/ko active Active
- 2011-10-06 ES ES11770644T patent/ES2747798T3/es active Active
- 2011-10-06 PL PL11770644T patent/PL2628299T3/pl unknown
- 2011-10-06 EP EP19182786.4A patent/EP3667924B1/en active Active
- 2011-10-06 CN CN201180060451.9A patent/CN103262534B/zh active Active
- 2011-10-06 KR KR1020217040643A patent/KR102586032B1/ko active Active
- 2011-10-06 PL PL19182786T patent/PL3667924T3/pl unknown
- 2011-10-06 US US13/879,378 patent/US9693056B2/en active Active
- 2011-10-06 JP JP2013533883A patent/JP2014500643A/ja active Pending
- 2011-10-06 KR KR1020257038155A patent/KR20250163428A/ko active Pending
- 2011-10-06 EP EP21200647.2A patent/EP3961930B1/en active Active
- 2011-10-06 DK DK11770644.0T patent/DK2628299T3/da active
- 2011-10-06 KR KR1020237033637A patent/KR102887813B1/ko active Active
- 2011-10-06 CN CN201810367091.0A patent/CN108419084B/zh active Active
- 2011-10-06 KR KR1020217011762A patent/KR102339720B1/ko active Active
- 2011-10-06 EP EP11770644.0A patent/EP2628299B1/en active Active
- 2011-10-06 HU HUE11770644A patent/HUE045823T2/hu unknown
- 2011-10-06 WO PCT/US2011/055047 patent/WO2012051033A1/en not_active Ceased
- 2011-10-06 KR KR1020137009475A patent/KR101874945B1/ko active Active
- 2011-10-06 PL PL21200647.2T patent/PL3961930T3/pl unknown
- 2011-10-06 KR KR1020187018637A patent/KR101997765B1/ko active Active
- 2011-10-06 KR KR1020197019168A patent/KR102123605B1/ko active Active
-
2017
- 2017-05-19 JP JP2017099464A patent/JP6491691B2/ja active Active
- 2017-05-23 US US15/602,482 patent/US9832486B2/en active Active
- 2017-10-24 US US15/791,470 patent/US10097859B2/en active Active
-
2018
- 2018-09-06 US US16/123,219 patent/US10694211B2/en active Active
-
2019
- 2019-03-01 JP JP2019037149A patent/JP7181126B2/ja active Active
-
2020
- 2020-05-20 US US16/878,689 patent/US11218732B2/en active Active
-
2021
- 2021-01-29 JP JP2021013541A patent/JP2021073805A/ja active Pending
- 2021-11-23 US US17/533,235 patent/US11677983B2/en active Active
-
2023
- 2023-03-14 JP JP2023039445A patent/JP7654025B2/ja active Active
- 2023-05-03 US US18/142,635 patent/US12052439B2/en active Active
-
2024
- 2024-06-17 US US18/745,113 patent/US20240340453A1/en active Pending
-
2025
- 2025-03-18 JP JP2025043518A patent/JP2025089354A/ja active Pending
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2747798T3 (es) | Métodos y aparato para codificación y decodificación de entropía mejorada |