JP7578584B2 - イントラ変換コード化及び広角イントラ予測の調和 - Google Patents

イントラ変換コード化及び広角イントラ予測の調和 Download PDF

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JP7578584B2
JP7578584B2 JP2021509169A JP2021509169A JP7578584B2 JP 7578584 B2 JP7578584 B2 JP 7578584B2 JP 2021509169 A JP2021509169 A JP 2021509169A JP 2021509169 A JP2021509169 A JP 2021509169A JP 7578584 B2 JP7578584 B2 JP 7578584B2
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prediction
prediction mode
wide angle
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block
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JPWO2020061319A5 (https=
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ナセル，カラム
ラケイプ，ファビアン
ラス，ガガン
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インターデジタル ヴイシー ホールディングス， インコーポレイテッド
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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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/10—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
    • 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
    • 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
    • H04N19/10—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

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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)
JP2021509169A 2018-09-21 2019-09-19 イントラ変換コード化及び広角イントラ予測の調和 Active JP7578584B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18290102.5 2018-09-21
EP18290102 2018-09-21
PCT/US2019/051943 WO2020061319A1 (en) 2018-09-21 2019-09-19 Harmonization of intra transform coding and wide angle intra prediction

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JP2022500895A JP2022500895A (ja) 2022-01-04
JPWO2020061319A5 JPWO2020061319A5 (https=) 2022-09-21
JP2022500895A5 JP2022500895A5 (https=) 2022-09-21
JP7578584B2 true JP7578584B2 (ja) 2024-11-06

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US (1) US20220124337A1 (https=)
EP (1) EP3854080A1 (https=)
JP (1) JP7578584B2 (https=)
KR (1) KR102935518B1 (https=)
CN (2) CN112740676B (https=)
AU (1) AU2019342129B2 (https=)
MX (1) MX2021003317A (https=)
WO (1) WO2020061319A1 (https=)

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CN112104868B (zh) * 2020-11-05 2021-02-05 电子科技大学 一种针对vvc帧内编码单元划分的快速决策方法
WO2023044617A1 (zh) * 2021-09-22 2023-03-30 深圳市大疆创新科技有限公司 编解码方法及装置
WO2024205266A1 (ko) * 2023-03-28 2024-10-03 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

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WO2018127624A1 (en) 2017-01-03 2018-07-12 Nokia Technologies Oy Video and image coding with wide-angle intra prediction
JP2021511752A (ja) 2018-06-03 2021-05-06 エルジー エレクトロニクス インコーポレイティド 縮小された変換を用いて、ビデオ信号を処理する方法及び装置
JP2021524170A (ja) 2018-07-02 2021-09-09 テンセント・アメリカ・エルエルシー ビデオ圧縮における非正方形ブロックのイントラ予測のための方法および装置

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WO2016137369A1 (en) * 2015-02-25 2016-09-01 Telefonaktiebolaget Lm Ericsson (Publ) Encoding and decoding of pictures in a video
US10681379B2 (en) * 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
US10425648B2 (en) * 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
US10448011B2 (en) * 2016-03-18 2019-10-15 Mediatek Inc. Method and apparatus of intra prediction in image and video processing
CN116708776A (zh) * 2016-07-18 2023-09-05 韩国电子通信研究院 图像编码/解码方法和装置以及存储比特流的记录介质
CN118945328A (zh) * 2018-06-27 2024-11-12 株式会社Kt 对图像进行解码和编码的方法以及用于发送压缩视频数据的设备
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JP2020503785A (ja) 2017-01-03 2020-01-30 ノキア テクノロジーズ オーユー 広角イントラ予測によるビデオおよび画像の符号化
JP2021511752A (ja) 2018-06-03 2021-05-06 エルジー エレクトロニクス インコーポレイティド 縮小された変換を用いて、ビデオ信号を処理する方法及び装置
JP2021524170A (ja) 2018-07-02 2021-09-09 テンセント・アメリカ・エルエルシー ビデオ圧縮における非正方形ブロックのイントラ予測のための方法および装置

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KR102935518B1 (ko) 2026-03-06
CN112740676B (zh) 2024-12-13
KR20210058846A (ko) 2021-05-24
CN112740676A (zh) 2021-04-30
WO2020061319A1 (en) 2020-03-26
JP2022500895A (ja) 2022-01-04
US20220124337A1 (en) 2022-04-21
AU2019342129A1 (en) 2021-05-20
AU2019342129B2 (en) 2025-06-05
EP3854080A1 (en) 2021-07-28
CN119484814A (zh) 2025-02-18
MX2021003317A (es) 2021-05-14

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