CN108419084B - 改进熵编码和解码的方法、装置及存储介质 - Google Patents

改进熵编码和解码的方法、装置及存储介质 Download PDF

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CN108419084B
CN108419084B CN201810367091.0A CN201810367091A CN108419084B CN 108419084 B CN108419084 B CN 108419084B CN 201810367091 A CN201810367091 A CN 201810367091A CN 108419084 B CN108419084 B CN 108419084B
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transform coefficients
quantized transform
value
block
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CN108419084A (zh
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胡洋
J.索尔
吕小安
尹鹏
郑云飞
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InterDigital VC Holdings Inc
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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
    • 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
    • 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

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  • 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)
CN201810367091.0A 2010-10-14 2011-10-06 改进熵编码和解码的方法、装置及存储介质 Active CN108419084B (zh)

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US39319510P 2010-10-14 2010-10-14
US61/393,195 2010-10-14
CN201180060451.9A CN103262534B (zh) 2010-10-14 2011-10-06 改进熵编码和解码的方法及装置

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EP (3) EP3961930B1 (enExample)
JP (6) JP2014500643A (enExample)
KR (8) KR102887813B1 (enExample)
CN (2) CN108419084B (enExample)
DK (1) DK2628299T3 (enExample)
ES (1) ES2747798T3 (enExample)
HU (1) HUE045823T2 (enExample)
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Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL3961930T3 (pl) * 2010-10-14 2024-11-25 Interdigital Vc Holdings, Inc. Sposób, urządzenie i sygnał do ulepszonego kodowania i dekodowania entropijnego
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
US10499059B2 (en) 2011-03-08 2019-12-03 Velos Media, Llc Coding of transform coefficients for 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
CA2807382A1 (en) * 2012-04-16 2013-10-16 Research In Motion Limited Modified contexts for 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
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
US10244261B2 (en) * 2017-01-26 2019-03-26 Google Llc Transform coefficient coding using level maps
CN115379220B (zh) * 2018-08-22 2025-05-09 寰发股份有限公司 转换系数编码或解码的方法与装置
EP3854082A1 (en) * 2018-09-21 2021-07-28 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
KR20220008381A (ko) 2018-11-12 2022-01-20 삼성전자주식회사 계수 레벨의 엔트로피 부호화 방법 및 장치, 엔트로피 복호화 방법 및 장치
WO2020141856A1 (ko) * 2019-01-02 2020-07-09 엘지전자 주식회사 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치
CN117939131A (zh) * 2019-01-12 2024-04-26 Oppo广东移动通信有限公司 在图像编译系统中使用残差信息的图像解码方法及其装置
MY208059A (en) 2019-01-28 2025-04-11 Apple Inc Video signal encoding/decoding method and device therefor
EP3932072A4 (en) 2019-03-11 2022-07-20 Huawei Technologies Co., Ltd. SUB-PICTURE MOTION VECTORS IN VIDEO CODING
JP7682108B2 (ja) 2019-06-24 2025-05-23 アリババ グループ ホウルディング リミテッド ビデオデータの変換スキップ残差符号化
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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1527610A (zh) * 2003-09-18 2004-09-08 �й���ѧԺ�����о��� 用于视频预测残差系数编码的熵编码方法
CN101212676A (zh) * 2006-12-29 2008-07-02 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

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0124882D0 (en) 2001-10-17 2001-12-05 Koninkl Philips Electronics Nv Improved variable length decoder
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
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
PL3961930T3 (pl) * 2010-10-14 2024-11-25 Interdigital Vc Holdings, Inc. Sposób, urządzenie i sygnał do ulepszonego kodowania i dekodowania entropijnego
AU2012375336A1 (en) 2012-03-29 2014-08-07 Aptargroup, Inc. Closure with sliding seal member

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1527610A (zh) * 2003-09-18 2004-09-08 �й���ѧԺ�����о��� 用于视频预测残差系数编码的熵编码方法
CN101212676A (zh) * 2006-12-29 2008-07-02 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

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Context-based adaptive binary arithmetic coding in the H.264/AVC video compression standard;D. Marpe,et al.;《IEEE Transactions on Circuits and Systems for Video Technology》;20030804;第13卷(第7期);全文 *
Proposal on Improved Entropy Coding Method for DCT coefficients;Kazuo Sugimoto,et al.;《Joint Collaborative Team on Video Coding (JCT-VC)》;20100728;第7页，图6 *

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KR20250163428A (ko) 2025-11-20
EP3667924A1 (en) 2020-06-17
US20170257643A1 (en) 2017-09-07
KR101874945B1 (ko) 2018-07-06
US20190075321A1 (en) 2019-03-07
US10694211B2 (en) 2020-06-23
US20130208806A1 (en) 2013-08-15
CN108419084A (zh) 2018-08-17
CN103262534B (zh) 2018-05-22
EP2628299A1 (en) 2013-08-21
US11218732B2 (en) 2022-01-04
PL2628299T3 (pl) 2019-12-31
US20180124428A1 (en) 2018-05-03
KR20190084331A (ko) 2019-07-16
JP2019110592A (ja) 2019-07-04
US20230276074A1 (en) 2023-08-31
KR102887813B1 (ko) 2025-11-18
US20200359054A1 (en) 2020-11-12
JP2025089354A (ja) 2025-06-12
KR20210154878A (ko) 2021-12-21
KR20230144120A (ko) 2023-10-13
PL3667924T3 (pl) 2022-02-07
JP2014500643A (ja) 2014-01-09
JP6491691B2 (ja) 2019-03-27
KR102339720B1 (ko) 2021-12-16
PL3961930T3 (pl) 2024-11-25
KR102244659B1 (ko) 2021-04-27
JP2017175648A (ja) 2017-09-28
CN103262534A (zh) 2013-08-21
KR20200070427A (ko) 2020-06-17
KR20180081152A (ko) 2018-07-13
DK2628299T3 (da) 2019-10-07
US20220086488A1 (en) 2022-03-17
US9832486B2 (en) 2017-11-28
ES2747798T3 (es) 2020-03-11
EP3667924B1 (en) 2021-10-06
EP3961930A1 (en) 2022-03-02
JP7654025B2 (ja) 2025-03-31
KR102586032B1 (ko) 2023-10-10
KR102123605B1 (ko) 2020-06-15
US10097859B2 (en) 2018-10-09
US11677983B2 (en) 2023-06-13
KR20130119426A (ko) 2013-10-31
EP3961930B1 (en) 2024-08-28
US9693056B2 (en) 2017-06-27
WO2012051033A1 (en) 2012-04-19
HUE045823T2 (hu) 2020-01-28
JP2023073281A (ja) 2023-05-25
KR20210046855A (ko) 2021-04-28
US20240340453A1 (en) 2024-10-10
EP2628299B1 (en) 2019-08-07
US12052439B2 (en) 2024-07-30
JP7181126B2 (ja) 2022-11-30
KR101997765B1 (ko) 2019-07-08
JP2021073805A (ja) 2021-05-13

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