JP2015516770A - ビデオコーディングにおける量子化行列のための均一粒度 - Google Patents

ビデオコーディングにおける量子化行列のための均一粒度 Download PDF

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JP2015516770A
JP2015516770A JP2015505994A JP2015505994A JP2015516770A JP 2015516770 A JP2015516770 A JP 2015516770A JP 2015505994 A JP2015505994 A JP 2015505994A JP 2015505994 A JP2015505994 A JP 2015505994A JP 2015516770 A JP2015516770 A JP 2015516770A
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value
modified
transform coefficient
quantized transform
granularity
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JP2015516770A5 (https=
Inventor
ジョシ、ラジャン・ラクスマン
ソル・ロジャルス、ジョエル
カークゼウィックズ、マルタ
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/169—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
    • H04N19/102—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
    • H04N19/18—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2015505994A 2012-04-16 2013-04-16 ビデオコーディングにおける量子化行列のための均一粒度 Pending JP2015516770A (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261624959P 2012-04-16 2012-04-16
US61/624,959 2012-04-16
US13/863,197 2013-04-15
US13/863,197 US20130272390A1 (en) 2012-04-16 2013-04-15 Uniform granularity for quantization matrix in video coding
PCT/US2013/036799 WO2013158656A2 (en) 2012-04-16 2013-04-16 Uniform granularity for quantization matrix in video coding

Publications (2)

Publication Number Publication Date
JP2015516770A true JP2015516770A (ja) 2015-06-11
JP2015516770A5 JP2015516770A5 (https=) 2016-05-26

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JP2015505994A Pending JP2015516770A (ja) 2012-04-16 2013-04-16 ビデオコーディングにおける量子化行列のための均一粒度

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US (1) US20130272390A1 (https=)
JP (1) JP2015516770A (https=)
KR (1) KR20150008412A (https=)
CN (1) CN104221378B (https=)
WO (1) WO2013158656A2 (https=)

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KR101997681B1 (ko) * 2018-06-11 2019-07-08 광운대학교 산학협력단 양자화 파라미터 기반의 잔차 블록 부호화/복호화 방법 및 장치
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CN110944177B (zh) * 2018-09-21 2024-03-01 华为技术有限公司 视频解码方法及视频解码器，视频编码方法及视频编码器
JP2020098986A (ja) * 2018-12-17 2020-06-25 キヤノン株式会社 画像符号化装置及び画像復号装置及びそれらの制御方法及びプログラム
WO2021030788A1 (en) 2019-08-15 2021-02-18 Bytedance Inc. Entropy coding for palette escape symbol
KR102705477B1 (ko) 2019-08-15 2024-09-11 바이트댄스 아이엔씨 상이한 분할 구조들을 갖는 팔레트 모드
KR102799921B1 (ko) 2019-09-14 2025-04-25 바이트댄스 아이엔씨 크로마 디블로킹 필터링을 위한 양자화 파라미터
WO2021055782A1 (en) * 2019-09-19 2021-03-25 Bytedance Inc. Quantization parameter derivation for palette mode
CN114731392B (zh) * 2019-09-21 2025-01-03 北京字节跳动网络技术有限公司 用于图像和视频编解码的高精度变换和量化
CN114731404A (zh) * 2019-09-23 2022-07-08 交互数字Vc控股法国有限公司 使用基于块区域的量化矩阵进行视频编码和解码
WO2021072177A1 (en) 2019-10-09 2021-04-15 Bytedance Inc. Cross-component adaptive loop filtering in video coding
WO2021118977A1 (en) 2019-12-09 2021-06-17 Bytedance Inc. Using quantization groups in video coding
WO2021121419A1 (en) 2019-12-19 2021-06-24 Beijing Bytedance Network Technology Co., Ltd. Interaction between adaptive color transform and quantization parameters
JP7436680B2 (ja) 2020-01-05 2024-02-22 北京字節跳動網絡技術有限公司 映像コーディングのための一般制約情報
CN115244926A (zh) * 2020-01-14 2022-10-25 抖音视界有限公司 视频编解码中的量化参数的覆写
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Also Published As

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US20130272390A1 (en) 2013-10-17
CN104221378A (zh) 2014-12-17
CN104221378B (zh) 2017-12-05
WO2013158656A2 (en) 2013-10-24
WO2013158656A3 (en) 2013-12-12
KR20150008412A (ko) 2015-01-22

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