JP2015516769A - ビデオコード化のための簡略化された非正方形４分木変換 - Google Patents

ビデオコード化のための簡略化された非正方形４分木変換 Download PDF

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JP2015516769A
JP2015516769A JP2015505993A JP2015505993A JP2015516769A JP 2015516769 A JP2015516769 A JP 2015516769A JP 2015505993 A JP2015505993 A JP 2015505993A JP 2015505993 A JP2015505993 A JP 2015505993A JP 2015516769 A JP2015516769 A JP 2015516769A
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square
transform
transforms
parent
block
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JP2015516769A5 (enExample
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グオ、リウェイ
ワン、シャンリン
カークゼウィックズ、マルタ
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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
    • H04N19/90—Methods 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
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/134—Methods 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H04N19/619—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding the transform being operated outside the prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2015505993A 2012-04-16 2013-04-16 ビデオコード化のための簡略化された非正方形４分木変換 Ceased JP2015516769A (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201261625038P 2012-04-16 2012-04-16
US61/625,038 2012-04-16
US201261637220P 2012-04-23 2012-04-23
US61/637,220 2012-04-23
US13/863,266 US9912944B2 (en) 2012-04-16 2013-04-15 Simplified non-square quadtree transforms for video coding
US13/863,266 2013-04-15
PCT/US2013/036791 WO2013158650A1 (en) 2012-04-16 2013-04-16 Simplified non-square quadtree transforms for video coding

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JP2015516769A true JP2015516769A (ja) 2015-06-11
JP2015516769A5 JP2015516769A5 (enExample) 2016-05-19

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US (1) US9912944B2 (enExample)
EP (1) EP2839649B1 (enExample)
JP (1) JP2015516769A (enExample)
KR (1) KR101723280B1 (enExample)
CN (1) CN104285447B (enExample)
IN (1) IN2014MN02146A (enExample)
WO (1) WO2013158650A1 (enExample)

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JP2022095851A (ja) * 2020-12-18 2022-06-28 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム

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KR20180103733A (ko) * 2017-03-09 2018-09-19 주식회사 케이티 영상 부호화 또는 복호화 방법 및 장치
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US10298895B1 (en) * 2018-02-15 2019-05-21 Wipro Limited Method and system for performing context-based transformation of a video
CN111819857B (zh) * 2018-03-14 2024-08-23 联发科技股份有限公司 用于视频编解码的优化分割结构的方法和装置
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US10972758B2 (en) * 2018-04-02 2021-04-06 Qualcomm Incorporated Multi-type-tree framework for transform in video coding
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CN119629335A (zh) 2018-05-14 2025-03-14 交互数字Vc控股公司 用于视频编解码的方法、设备、装置、介质和程序产品
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CN113454994B (zh) * 2019-03-21 2022-03-01 三星电子株式会社 用于对具有针对每个块形状设置的块尺寸的视频进行编码/解码的方法和装置
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WO2018105148A1 (ja) * 2016-12-06 2018-06-14 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム
JP2018093416A (ja) * 2016-12-06 2018-06-14 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム
US10893270B2 (en) 2016-12-06 2021-01-12 JVC Kenwood Corporation Image encoding device, image encoding method, and image encoding program, and image decoding device, image decoding method, and image decoding program
US12192456B2 (en) 2016-12-06 2025-01-07 Jvckenwood Corporation Image encoding device, image encoding method, and image encoding program, and image decoding device, image decoding method, and image decoding program
JP2020526145A (ja) * 2017-07-04 2020-08-27 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 境界の強制的な区分けの改善
JP2022022227A (ja) * 2017-07-04 2022-02-03 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 境界の強制的な区分けの改善
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JP2023089173A (ja) * 2020-12-18 2023-06-27 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム
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JP2023169361A (ja) * 2020-12-18 2023-11-29 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム
JP2024038211A (ja) * 2020-12-18 2024-03-19 株式会社Ｊｖｃケンウッド 画像符号化装置、画像符号化方法及び画像符号化プログラム、並びに画像復号化装置、画像復号化方法及び画像復号化プログラム、格納方法、伝送方法
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WO2013158650A1 (en) 2013-10-24
US9912944B2 (en) 2018-03-06
KR101723280B1 (ko) 2017-04-04
EP2839649A1 (en) 2015-02-25
EP2839649B1 (en) 2016-06-01
CN104285447B (zh) 2018-04-27
IN2014MN02146A (enExample) 2015-08-21
CN104285447A (zh) 2015-01-14
KR20150003324A (ko) 2015-01-08
US20130272381A1 (en) 2013-10-17

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