TWI800739B - 使用基於矩陣之內預測及二次轉換之寫碼技術 - Google Patents

使用基於矩陣之內預測及二次轉換之寫碼技術 Download PDF

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Publication number
TWI800739B
TWI800739B TW109121661A TW109121661A TWI800739B TW I800739 B TWI800739 B TW I800739B TW 109121661 A TW109121661 A TW 109121661A TW 109121661 A TW109121661 A TW 109121661A TW I800739 B TWI800739 B TW I800739B
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TW
Taiwan
Prior art keywords
prediction
coding
matrix based
based intra
secondary transforms
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TW109121661A
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English (en)
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TW202106003A (zh
Inventor
強納森 帕雅夫
托比亞斯 辛茲
菲利浦 希利
飛利浦 馬克爾
柏喬恩 史泰倫柏格
麥可 夏佛
班傑明 布洛斯
馬汀 文肯
米斯洽 希克曼
希可 史瓦茲
迪特利夫 馬皮
湯瑪士 威剛德
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弗勞恩霍夫爾協會
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Publication of TW202106003A publication Critical patent/TW202106003A/zh
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Publication of TWI800739B publication Critical patent/TWI800739B/zh

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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
    • H04N19/12—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
    • H04N19/102—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
    • H04N19/132—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
    • H04N19/134—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
    • 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
    • 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

Landscapes

  • 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)
TW109121661A 2019-06-25 2020-06-24 使用基於矩陣之內預測及二次轉換之寫碼技術 TWI800739B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP19182423 2019-06-25
EP19182423.4 2019-06-25

Publications (2)

Publication Number Publication Date
TW202106003A TW202106003A (zh) 2021-02-01
TWI800739B true TWI800739B (zh) 2023-05-01

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TW109121661A TWI800739B (zh) 2019-06-25 2020-06-24 使用基於矩陣之內預測及二次轉換之寫碼技術
TW112111326A TW202402050A (zh) 2019-06-25 2020-06-24 使用基於矩陣之內預測及二次轉換之寫碼技術

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Country Status (9)

Country Link
US (1) US20220116606A1 (zh)
EP (1) EP3991406A1 (zh)
JP (1) JP7477538B2 (zh)
KR (1) KR20220036935A (zh)
CN (1) CN114073081A (zh)
BR (1) BR112021026284A2 (zh)
MX (1) MX2022000034A (zh)
TW (2) TWI800739B (zh)
WO (1) WO2020260248A1 (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI771679B (zh) * 2019-05-10 2022-07-21 弗勞恩霍夫爾協會 以區塊為基礎之預測技術
WO2020259630A1 (en) * 2019-06-28 2020-12-30 Mediatek Inc. Method and apparatus of matrix based intra prediction in image and video processing
CN117640936A (zh) * 2019-07-12 2024-03-01 Lg电子株式会社 图像编码方法、图像解码方法、存储介质以及发送方法
WO2021034158A1 (ko) * 2019-08-22 2021-02-25 엘지전자 주식회사 매트릭스 기반 인트라 예측 장치 및 방법
US11616983B2 (en) * 2020-05-05 2023-03-28 Tencent America LLC Joint component secondary transform
US11310529B2 (en) * 2020-05-27 2022-04-19 Tencent America LLC Mode-dependent joint component transform
WO2023177810A1 (en) * 2022-03-16 2023-09-21 Beijing Dajia Internet Information Technology Co., Ltd. Intra prediction for video coding
WO2023197181A1 (zh) * 2022-04-12 2023-10-19 Oppo广东移动通信有限公司 解码方法、编码方法、解码器以及编码器
WO2024083238A1 (en) * 2022-10-21 2024-04-25 Mediatek Inc. Method and apparatus of matrix weighted intra prediction in video coding system

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Publication number Priority date Publication date Assignee Title
JP2020109884A (ja) * 2017-04-28 2020-07-16 シャープ株式会社 動画像符号化装置及び動画像復号装置
BR112021019205A2 (pt) 2019-04-17 2021-11-30 Huawei Tech Co Ltd Codificador, decodificador e métodos correspondentes que harmonizam predição intra com base em matriz e seleção de núcleo de transformada secundária
KR20210136157A (ko) 2019-05-08 2021-11-16 엘지전자 주식회사 Mip 및 lfnst를 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
網路文獻 "Intra prediction modes based on neural networks" Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 10th Meeting: San Diego, US, 10–20 Apr. 2018 Intra prediction modes based on neural networks Intra prediction modes based on neural networks Intra prediction modes based on neural networks Intra prediction modes based on neural networks

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Publication number Publication date
JP7477538B2 (ja) 2024-05-01
MX2022000034A (es) 2022-04-06
KR20220036935A (ko) 2022-03-23
TW202106003A (zh) 2021-02-01
TW202402050A (zh) 2024-01-01
EP3991406A1 (en) 2022-05-04
JP2022538853A (ja) 2022-09-06
US20220116606A1 (en) 2022-04-14
CN114073081A (zh) 2022-02-18
BR112021026284A2 (pt) 2022-03-03
WO2020260248A1 (en) 2020-12-30

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