IL312227B2 - Scalar quantizer decision diagram for dependent scalar quantization - Google Patents

Scalar quantizer decision diagram for dependent scalar quantization

Info

Publication number
IL312227B2
IL312227B2 IL312227A IL31222724A IL312227B2 IL 312227 B2 IL312227 B2 IL 312227B2 IL 312227 A IL312227 A IL 312227A IL 31222724 A IL31222724 A IL 31222724A IL 312227 B2 IL312227 B2 IL 312227B2
Authority
IL
Israel
Prior art keywords
scalar
dependent
decision scheme
quantization
quantizer decision
Prior art date
Application number
IL312227A
Other languages
English (en)
Hebrew (he)
Other versions
IL312227B1 (en
IL312227A (en
Original Assignee
Interdigital Vc Holdings 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
Priority claimed from EP19305641.3A external-priority patent/EP3742730A1/en
Application filed by Interdigital Vc Holdings Inc filed Critical Interdigital Vc Holdings Inc
Publication of IL312227A publication Critical patent/IL312227A/en
Publication of IL312227B1 publication Critical patent/IL312227B1/en
Publication of IL312227B2 publication Critical patent/IL312227B2/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/124Quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/18Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/48Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL312227A 2018-09-21 2019-09-13 Scalar quantizer decision diagram for dependent scalar quantization IL312227B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18290103 2018-09-21
EP19305641.3A EP3742730A1 (en) 2019-05-20 2019-05-20 Scalar quantizer decision scheme for dependent scalar quantization
PCT/US2019/051089 WO2020060867A1 (en) 2018-09-21 2019-09-13 Scalar quantizer decision scheme for dependent scalar quantization

Publications (3)

Publication Number Publication Date
IL312227A IL312227A (en) 2024-06-01
IL312227B1 IL312227B1 (en) 2025-12-01
IL312227B2 true IL312227B2 (en) 2026-04-01

Family

ID=68063080

Family Applications (3)

Application Number Title Priority Date Filing Date
IL312227A IL312227B2 (en) 2018-09-21 2019-09-13 Scalar quantizer decision diagram for dependent scalar quantization
IL281532A IL281532B2 (en) 2018-09-21 2019-09-13 Scalar quantizer decision scheme for dependent scalar quantization
IL323775A IL323775A (en) 2018-09-21 2025-10-05 Scalar quantizer decision scheme for dependent scalar quantization

Family Applications After (2)

Application Number Title Priority Date Filing Date
IL281532A IL281532B2 (en) 2018-09-21 2019-09-13 Scalar quantizer decision scheme for dependent scalar quantization
IL323775A IL323775A (en) 2018-09-21 2025-10-05 Scalar quantizer decision scheme for dependent scalar quantization

Country Status (7)

Country Link
US (5) US11381822B2 (enExample)
EP (1) EP3854082A1 (enExample)
JP (3) JP7520809B2 (enExample)
KR (2) KR102898328B1 (enExample)
CN (3) CN112740682B (enExample)
IL (3) IL312227B2 (enExample)
WO (1) WO2020060867A1 (enExample)

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US20260052249A1 (en) * 2012-01-05 2026-02-19 Wilus Institute Of Standards And Technology Inc. Video signal processing method using dependent quantization and device therefor
IL312227B2 (en) 2018-09-21 2026-04-01 Interdigital Vc Holdings Inc Scalar quantizer decision diagram for dependent scalar quantization
CN113170209A (zh) * 2018-11-21 2021-07-23 韩国电子通信研究院 图像编码/解码方法和设备以及存储比特流的记录介质
AU2019284053A1 (en) * 2019-12-23 2021-07-08 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
CN115362685A (zh) * 2020-04-01 2022-11-18 北京达佳互联信息技术有限公司 用于视频编解码的无损编解码模式
WO2021213357A1 (en) * 2020-04-20 2021-10-28 Beijing Bytedance Network Technology Co., Ltd. Adaptive color transform in video coding
CN116636206A (zh) * 2021-02-05 2023-08-22 Oppo广东移动通信有限公司 编码方法、解码方法、编码器、解码器以及电子设备
CN116982312A (zh) * 2021-03-17 2023-10-31 Oppo广东移动通信有限公司 视频编解码方法与系统、及视频编解码器
WO2025148996A1 (en) * 2024-01-09 2025-07-17 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for residual coefficient coding in video coding

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US8031768B2 (en) * 2004-12-15 2011-10-04 Maxim Integrated Products, Inc. System and method for performing optimized quantization via quantization re-scaling
KR101375668B1 (ko) * 2008-03-17 2014-03-18 삼성전자주식회사 변환 계수의 부호화, 복호화 방법 및 장치
US9693056B2 (en) * 2010-10-14 2017-06-27 Thomson Licensing Method and apparatus for improved entropy encoding and decoding
US9106913B2 (en) * 2011-03-08 2015-08-11 Qualcomm Incorporated Coding of transform coefficients for video coding
US20130003858A1 (en) * 2011-06-30 2013-01-03 Vivienne Sze Simplified Context Selection For Entropy Coding of Transform Coefficient Syntax Elements
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CN115460403A (zh) * 2017-07-31 2022-12-09 韩国电子通信研究院 对图像编码和解码的方法及存储比特流的计算机可读介质
US10609421B2 (en) * 2018-07-12 2020-03-31 Google Llc Context derivation for coefficient coding
KR102637177B1 (ko) * 2018-05-23 2024-02-14 세종대학교산학협력단 워터마크 기반의 이미지 무결성 검증 방법 및 장치
EP3818703A1 (en) 2018-07-02 2021-05-12 FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. Entropy coding of transform coefficients suitable for dependent scalar quantization
IL312227B2 (en) 2018-09-21 2026-04-01 Interdigital Vc Holdings Inc Scalar quantizer decision diagram for dependent scalar quantization

Also Published As

Publication number Publication date
JP2022500891A (ja) 2022-01-04
US12075051B2 (en) 2024-08-27
WO2020060867A1 (en) 2020-03-26
US12506870B2 (en) 2025-12-23
IL323775A (en) 2025-12-01
JP7520809B2 (ja) 2024-07-23
CN119094784A (zh) 2024-12-06
US20260067460A1 (en) 2026-03-05
US20210306632A1 (en) 2021-09-30
KR20210062010A (ko) 2021-05-28
IL281532A (en) 2021-05-31
US11778188B2 (en) 2023-10-03
CN112740682A (zh) 2021-04-30
JP2026000962A (ja) 2026-01-06
KR102898328B1 (ko) 2025-12-09
CN112740682B (zh) 2024-08-27
CN119211563A (zh) 2024-12-27
EP3854082A1 (en) 2021-07-28
IL281532B1 (en) 2024-05-01
US20240373015A1 (en) 2024-11-07
IL312227B1 (en) 2025-12-01
KR20260003342A (ko) 2026-01-06
US11381822B2 (en) 2022-07-05
US20230396767A1 (en) 2023-12-07
IL312227A (en) 2024-06-01
JP7741937B2 (ja) 2025-09-18
IL281532B2 (en) 2024-09-01
JP2024138428A (ja) 2024-10-08
US20220329804A1 (en) 2022-10-13

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