CN104221378B - 在视频译码中用于量化矩阵的均匀粒度 - Google Patents

在视频译码中用于量化矩阵的均匀粒度 Download PDF

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Publication number
CN104221378B
CN104221378B CN201380019894.2A CN201380019894A CN104221378B CN 104221378 B CN104221378 B CN 104221378B CN 201380019894 A CN201380019894 A CN 201380019894A CN 104221378 B CN104221378 B CN 104221378B
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modified
value
transform coefficients
quantization matrix
granularity
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CN104221378A (zh
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瑞珍·雷克斯曼·乔许
罗哈斯 霍埃尔·索赖
马尔塔·卡切维奇
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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)
CN201380019894.2A 2012-04-16 2013-04-16 在视频译码中用于量化矩阵的均匀粒度 Expired - Fee Related CN104221378B (zh)

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 US20130272390A1 (en) 2012-04-16 2013-04-15 Uniform granularity for quantization matrix in video coding
US13/863,197 2013-04-15
PCT/US2013/036799 WO2013158656A2 (en) 2012-04-16 2013-04-16 Uniform granularity for quantization matrix in video coding

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CN104221378A CN104221378A (zh) 2014-12-17
CN104221378B true CN104221378B (zh) 2017-12-05

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

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CN109417620B (zh) * 2016-03-25 2021-04-27 松下知识产权经营株式会社 用于使用信号依赖型自适应量化将运动图像编码及解码的方法及装置
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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
EP4000269A4 (en) 2019-08-15 2022-09-07 ByteDance Inc. PALLET MODE WITH DIFFERENT DIVISION STRUCTURES
EP4000263A4 (en) 2019-08-15 2022-09-07 ByteDance Inc. ENTROPY ENCODING FOR A PALLET ESCAPE SYMBOL
JP7321364B2 (ja) 2019-09-14 2023-08-04 バイトダンス インコーポレイテッド ビデオコーディングにおけるクロマ量子化パラメータ
CN114424545B (zh) 2019-09-19 2024-07-16 字节跳动有限公司 用于调色板模式的量化参数推导
CN117376550A (zh) * 2019-09-21 2024-01-09 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
WO2021058277A1 (en) * 2019-09-23 2021-04-01 Interdigital Vc Holdings France, Sas Video encoding and decoding using block area based quantization matrices
CN114651442B (zh) 2019-10-09 2025-06-13 字节跳动有限公司 视频编解码中的跨分量适应性回路滤波
CN114788279B (zh) 2019-12-09 2025-06-27 字节跳动有限公司 视频编解码中使用的量化组
WO2021121419A1 (en) 2019-12-19 2021-06-24 Beijing Bytedance Network Technology Co., Ltd. Interaction between adaptive color transform and quantization parameters
WO2021136554A1 (en) 2020-01-05 2021-07-08 Beijing Bytedance Network Technology Co., Ltd. General constraints information for video coding
WO2021143750A1 (en) * 2020-01-14 2021-07-22 Beijing Bytedance Network Technology Co., Ltd. Overwriting of quantization parameters in video coding
WO2021143896A1 (en) 2020-01-18 2021-07-22 Beijing Bytedance Network Technology Co., Ltd. Adaptive colour transform in image/video coding

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CN101888556A (zh) * 2008-03-19 2010-11-17 华为技术有限公司 编码、解码方法和编码、解码装置

Also Published As

Publication number Publication date
KR20150008412A (ko) 2015-01-22
US20130272390A1 (en) 2013-10-17
WO2013158656A3 (en) 2013-12-12
WO2013158656A2 (en) 2013-10-24
CN104221378A (zh) 2014-12-17
JP2015516770A (ja) 2015-06-11

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