TW202133620A - 用於視訊壓縮的學習低複雜度自我調整量化 - Google Patents

用於視訊壓縮的學習低複雜度自我調整量化 Download PDF

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TW202133620A
TW202133620A TW110104197A TW110104197A TW202133620A TW 202133620 A TW202133620 A TW 202133620A TW 110104197 A TW110104197 A TW 110104197A TW 110104197 A TW110104197 A TW 110104197A TW 202133620 A TW202133620 A TW 202133620A
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Taiwan
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video data
transform coefficient
data block
quantization offset
scaled transform
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TW110104197A
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Chinese (zh)
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阿默 塞德
瑞札 普瑞札
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美商高通公司
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Publication of TW202133620A publication Critical patent/TW202133620A/zh

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    • 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
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N20/00—Machine learning
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
    • G06N3/08—Learning methods
    • 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/186—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 colour or a chrominance component
    • 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)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Data Mining & Analysis (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Artificial Intelligence (AREA)
  • Medical Informatics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • Computational Linguistics (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW110104197A 2020-02-05 2021-02-04 用於視訊壓縮的學習低複雜度自我調整量化 TW202133620A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202062970588P 2020-02-05 2020-02-05
US62/970,588 2020-02-05
US17/166,639 2021-02-03
US17/166,639 US11490083B2 (en) 2020-02-05 2021-02-03 Learned low-complexity adaptive quantization for video compression

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TW202133620A true TW202133620A (zh) 2021-09-01

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US (1) US11490083B2 (https=)
EP (1) EP4101167A1 (https=)
JP (1) JP7681028B2 (https=)
KR (1) KR20220131255A (https=)
CN (1) CN115053524B (https=)
BR (1) BR112022014854A2 (https=)
PH (1) PH12022551754A1 (https=)
TW (1) TW202133620A (https=)
WO (1) WO2021158765A1 (https=)

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US11580402B2 (en) * 2020-05-11 2023-02-14 Arm Limited System and method for compressing activation data
EP4195666B1 (en) 2021-12-08 2024-11-20 Axis AB An encoding device and a method for encoding an image frame including selective restriction of offset compression values
CN115379218B (zh) * 2022-07-06 2025-01-28 百果园技术(新加坡)有限公司 一种视频编码的矢量量化方法及系统
CN115311506B (zh) * 2022-10-11 2023-03-28 之江实验室 基于阻变存储器的量化因子优化的图像分类方法及装置
WO2025041998A1 (ko) * 2023-08-18 2025-02-27 삼성전자 주식회사 양자화 시프트를 위한 영상 복호화 방법, 영상 복호화 장치, 영상 부호화 방법, 및 영상 부호화 장치
CN120359747A (zh) * 2023-11-22 2025-07-22 腾讯美国有限责任公司 解码器侧量化移位偏移预测
CN119071487A (zh) * 2024-07-09 2024-12-03 复旦大学 一种联合编码前滤波的自适应量化参数调整方法

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US7620103B2 (en) 2004-12-10 2009-11-17 Lsi Corporation Programmable quantization dead zone and threshold for standard-based H.264 and/or VC1 video encoding
US7889790B2 (en) * 2005-12-20 2011-02-15 Sharp Laboratories Of America, Inc. Method and apparatus for dynamically adjusting quantization offset values
US7995649B2 (en) 2006-04-07 2011-08-09 Microsoft Corporation Quantization adjustment based on texture level
US8767834B2 (en) * 2007-03-09 2014-07-01 Sharp Laboratories Of America, Inc. Methods and systems for scalable-to-non-scalable bit-stream rewriting
ES2681209T3 (es) * 2009-09-10 2018-09-12 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Técnicas de aceleración para una cuantificación optimizada de tasa de distorsión
TW201143448A (en) * 2009-10-30 2011-12-01 Panasonic Corp Image encoding method, image decoding method, image encoding device and image decoding device
WO2011064926A1 (ja) * 2009-11-30 2011-06-03 三菱電機株式会社 画像符号化装置、画像復号装置、画像符号化方法及び画像復号方法
KR101492930B1 (ko) 2010-09-14 2015-02-23 블랙베리 리미티드 변환 도메인 내의 어댑티브 필터링을 이용한 데이터 압축 방법 및 장치
US9521410B2 (en) 2012-04-26 2016-12-13 Qualcomm Incorporated Quantization parameter (QP) coding in video coding
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Publication number Publication date
JP2023517467A (ja) 2023-04-26
CN115053524A (zh) 2022-09-13
JP7681028B2 (ja) 2025-05-21
WO2021158765A1 (en) 2021-08-12
BR112022014854A2 (pt) 2022-09-20
US20210243442A1 (en) 2021-08-05
EP4101167A1 (en) 2022-12-14
PH12022551754A1 (en) 2023-11-13
KR20220131255A (ko) 2022-09-27
CN115053524B (zh) 2026-04-28
US11490083B2 (en) 2022-11-01

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