CL2021001439A1 - Procesamiento de coeficientes para codificación y decodificación de video - Google Patents

Procesamiento de coeficientes para codificación y decodificación de video

Info

Publication number
CL2021001439A1
CL2021001439A1 CL2021001439A CL2021001439A CL2021001439A1 CL 2021001439 A1 CL2021001439 A1 CL 2021001439A1 CL 2021001439 A CL2021001439 A CL 2021001439A CL 2021001439 A CL2021001439 A CL 2021001439A CL 2021001439 A1 CL2021001439 A1 CL 2021001439A1
Authority
CL
Chile
Prior art keywords
coefficient
decoding
value
video encoding
coefficient processing
Prior art date
Application number
CL2021001439A
Other languages
English (en)
Spanish (es)
Inventor
Marta Karczewicz
Muhammed Zeyd Coban
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 CL2021001439A1 publication Critical patent/CL2021001439A1/es

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
    • H04N19/10—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
    • 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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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)
  • Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Operations Research (AREA)
  • Probability & Statistics with Applications (AREA)
  • Evolutionary Biology (AREA)
  • Algebra (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CL2021001439A 2018-12-06 2021-06-02 Procesamiento de coeficientes para codificación y decodificación de video CL2021001439A1 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862776379P 2018-12-06 2018-12-06
US201962787681P 2019-01-02 2019-01-02
US16/704,995 US10904548B2 (en) 2018-12-06 2019-12-05 Coefficient processing for video encoding and decoding

Publications (1)

Publication Number Publication Date
CL2021001439A1 true CL2021001439A1 (es) 2021-12-31

Family

ID=70971344

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2021001439A CL2021001439A1 (es) 2018-12-06 2021-06-02 Procesamiento de coeficientes para codificación y decodificación de video

Country Status (18)

Country Link
US (1) US10904548B2 (https=)
EP (1) EP3891982A1 (https=)
JP (1) JP7369191B2 (https=)
KR (1) KR20210096114A (https=)
CN (1) CN113170138B (https=)
AU (1) AU2019392913B2 (https=)
BR (1) BR112021009714A2 (https=)
CA (1) CA3117940A1 (https=)
CL (1) CL2021001439A1 (https=)
CO (1) CO2021007279A2 (https=)
IL (1) IL282516B2 (https=)
MX (1) MX2021006528A (https=)
MY (1) MY207410A (https=)
PH (1) PH12021550947A1 (https=)
SA (1) SA521422035B1 (https=)
SG (1) SG11202104333UA (https=)
WO (1) WO2020118212A1 (https=)
ZA (1) ZA202103857B (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11336918B2 (en) 2018-09-05 2022-05-17 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
US11523136B2 (en) 2019-01-28 2022-12-06 Hfi Innovation Inc. Methods and apparatuses for coding transform blocks
WO2020162540A1 (ja) * 2019-02-07 2020-08-13 ソニー株式会社 画像処理装置および方法
US11134273B2 (en) 2019-02-14 2021-09-28 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
US11381847B2 (en) * 2019-05-31 2022-07-05 Qualcomm Incorporated Coefficient coding for transform skip mode in video coding
KR20220020263A (ko) * 2019-06-14 2022-02-18 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법, 및 복호 방법
KR20220024658A (ko) * 2019-06-24 2022-03-03 알리바바 그룹 홀딩 리미티드 비디오 데이터의 변환-스킵 잔차 코딩
US11184642B2 (en) * 2019-08-02 2021-11-23 Mediatek Inc. Methods and apparatus for simplification of coding residual blocks
WO2021071188A1 (ko) * 2019-10-07 2021-04-15 엘지전자 주식회사 비디오/영상 코딩 시스템에서 엔트로피 코딩 방법 및 장치
CN116420353A (zh) * 2020-09-23 2023-07-11 北京达佳互联信息技术有限公司 用于视频编解码的残差和系数编解码
US12413736B2 (en) * 2021-08-18 2025-09-09 Guangdong Oppo Mobile Telecommunications Corp., Ltd. History-based rice parameter derivations for video coding
US20240422363A1 (en) * 2021-08-26 2024-12-19 Guangdong Oppo Mobile Telecommunications Corp.,Ltd. History-based rice parameter derivations for wavefront parallel processing in video coding
US12166998B2 (en) * 2022-01-12 2024-12-10 Tencent America LLC Adjustment based local illumination compensation
CN120283407A (zh) * 2023-01-12 2025-07-08 Oppo广东移动通信有限公司 编解码方法、编码器、解码器以及存储介质
WO2025075812A1 (en) * 2023-10-06 2025-04-10 Qualcomm Incorporated Coefficient coding context selection for video coding

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Publication number Priority date Publication date Assignee Title
PL3343781T3 (pl) * 2011-06-16 2022-03-28 Ge Video Compression, Llc Inicjalizacja kontekstu w kodowaniu entropijnym
US9357185B2 (en) 2011-11-08 2016-05-31 Qualcomm Incorporated Context optimization for last significant coefficient position coding
US9503717B2 (en) 2012-01-09 2016-11-22 Texas Instruments Incorporated Context adaptive binary arithmetic coding (CABAC) with scalable throughput and coding efficiency
US10616581B2 (en) * 2012-01-19 2020-04-07 Huawei Technologies Co., Ltd. Modified coding for a transform skipped block for CABAC in HEVC
IL292629B2 (en) 2012-01-20 2024-04-01 Ge Video Compression Llc Transform coefficient 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
WO2013116874A1 (en) * 2012-02-05 2013-08-08 General Instrument Corporation Method of determining binary codewords for transform coefficients
JP6156723B2 (ja) * 2012-03-08 2017-07-05 サン パテント トラスト 画像符号化方法、画像復号化方法、画像符号化装置および画像復号化装置
CN104205831B (zh) * 2012-04-11 2018-02-23 杜比国际公司 用于对与变换系数相关联的比特流进行编码和解码方法
CN107105248B (zh) 2012-04-13 2021-05-07 佳能株式会社 视频数据的变换单位的子集的编解码的方法、设备和系统
US9088769B2 (en) 2012-06-28 2015-07-21 Blackberry Limited Reduced worst-case context-coded bins in video compression with parity hiding
US9936200B2 (en) * 2013-04-12 2018-04-03 Qualcomm Incorporated Rice parameter update for coefficient level coding in video coding process
US10021419B2 (en) * 2013-07-12 2018-07-10 Qualcomm Incorported Rice parameter initialization for coefficient level coding in video coding process
US10616604B2 (en) * 2015-09-01 2020-04-07 Qualcomm Incorporated Coefficient level coding in video coding
US11336918B2 (en) 2018-09-05 2022-05-17 Qualcomm Incorporated Regular coded bin reduction for coefficient coding
US11134273B2 (en) 2019-02-14 2021-09-28 Qualcomm Incorporated Regular coded bin reduction for coefficient coding

Also Published As

Publication number Publication date
IL282516B2 (en) 2025-03-01
CN113170138B (zh) 2024-06-28
SA521422035B1 (ar) 2024-02-22
US20200186814A1 (en) 2020-06-11
EP3891982A1 (en) 2021-10-13
IL282516B1 (en) 2024-11-01
AU2019392913B2 (en) 2025-04-03
ZA202103857B (en) 2024-11-27
IL282516A (en) 2021-06-30
WO2020118212A1 (en) 2020-06-11
SG11202104333UA (en) 2021-06-29
KR20210096114A (ko) 2021-08-04
BR112021009714A2 (pt) 2021-08-17
MX2021006528A (es) 2021-07-21
PH12021550947A1 (en) 2022-03-28
JP7369191B2 (ja) 2023-10-25
CN113170138A (zh) 2021-07-23
US10904548B2 (en) 2021-01-26
CA3117940A1 (en) 2020-06-11
AU2019392913A1 (en) 2021-05-27
MY207410A (en) 2025-02-26
CO2021007279A2 (es) 2021-06-21
JP2022510145A (ja) 2022-01-26

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