JP7681028B2 - ビデオ圧縮のための低複雑度適応量子化 - Google Patents

ビデオ圧縮のための低複雑度適応量子化 Download PDF

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JP7681028B2
JP7681028B2 JP2022546463A JP2022546463A JP7681028B2 JP 7681028 B2 JP7681028 B2 JP 7681028B2 JP 2022546463 A JP2022546463 A JP 2022546463A JP 2022546463 A JP2022546463 A JP 2022546463A JP 7681028 B2 JP7681028 B2 JP 7681028B2
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transform coefficients
video data
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プレザ、レザ
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
    • G06N20/00—Machine learning
    • G—PHYSICS
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    • G06N3/00—Computing arrangements based on biological models
    • G06N3/02—Neural networks
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    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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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  • Signal Processing (AREA)
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  • Computational Linguistics (AREA)
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  • Molecular Biology (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2022546463A 2020-02-05 2021-02-04 ビデオ圧縮のための低複雑度適応量子化 Active JP7681028B2 (ja)

Applications Claiming Priority (5)

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
PCT/US2021/016576 WO2021158765A1 (en) 2020-02-05 2021-02-04 Low-complexity adaptive quantization for video compression

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JP2023517467A JP2023517467A (ja) 2023-04-26
JP2023517467A5 JP2023517467A5 (https=) 2024-01-16
JP7681028B2 true JP7681028B2 (ja) 2025-05-21

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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=)
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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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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
JP2013504934A (ja) 2009-09-10 2013-02-07 ドルビー ラボラトリーズ ライセンシング コーポレイション レート歪み最適化された量子化のための高速化技法
JP2015053680A (ja) 2013-09-09 2015-03-19 アップル インコーポレイテッド 動画符号化における彩度量子化
WO2017155786A1 (en) 2016-03-09 2017-09-14 Sony Corporation System and method for video processing based on quantization parameter

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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
TW201143448A (en) * 2009-10-30 2011-12-01 Panasonic Corp Image encoding method, image decoding method, image encoding device and image decoding device
KR101492930B1 (ko) 2010-09-14 2015-02-23 블랙베리 리미티드 변환 도메인 내의 어댑티브 필터링을 이용한 데이터 압축 방법 및 장치
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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
JP2015053680A (ja) 2013-09-09 2015-03-19 アップル インコーポレイテッド 動画符号化における彩度量子化
WO2017155786A1 (en) 2016-03-09 2017-09-14 Sony Corporation System and method for video processing based on quantization parameter
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JP2023517467A (ja) 2023-04-26
CN115053524A (zh) 2022-09-13
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
TW202133620A (zh) 2021-09-01
CN115053524B (zh) 2026-04-28
US11490083B2 (en) 2022-11-01

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