TWI856179B - 影像編碼裝置及其控制方法、以及影像解碼裝置及其控制方法 - Google Patents

影像編碼裝置及其控制方法、以及影像解碼裝置及其控制方法 Download PDF

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TWI856179B
TWI856179B TW109131784A TW109131784A TWI856179B TW I856179 B TWI856179 B TW I856179B TW 109131784 A TW109131784 A TW 109131784A TW 109131784 A TW109131784 A TW 109131784A TW I856179 B TWI856179 B TW I856179B
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quantization matrix
mode
quantization
coding
unit
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TW109131784A
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TW202114423A (zh
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悟
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日商佳能股份有限公司
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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
    • H04N19/124—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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/169—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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
TW109131784A 2019-09-19 2020-09-16 影像編碼裝置及其控制方法、以及影像解碼裝置及其控制方法 TWI856179B (zh)

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JP2019170810A JP2021048532A (ja) 2019-09-19 2019-09-19 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム
JP2019-170810 2019-09-19

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TW202114423A TW202114423A (zh) 2021-04-01
TWI856179B true TWI856179B (zh) 2024-09-21

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US (6) US12137224B2 (enExample)
EP (1) EP4033762A4 (enExample)
JP (3) JP2021048532A (enExample)
KR (1) KR20220058959A (enExample)
CN (6) CN118945353A (enExample)
BR (1) BR112022005002A2 (enExample)
TW (1) TWI856179B (enExample)
WO (1) WO2021054012A1 (enExample)

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JP2021048532A (ja) * 2019-09-19 2021-03-25 キヤノン株式会社 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム
US11206395B2 (en) 2019-09-24 2021-12-21 Mediatek Inc. Signaling quantization matrix
JP2024093502A (ja) * 2022-12-27 2024-07-09 トヨタ自動車株式会社 情報処理装置、及び、方法

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US20060133479A1 (en) * 2004-12-22 2006-06-22 Ying Chen Method and apparatus for generating a quantisation matrix that can be used for encoding an image or a picture sequence
US20130251032A1 (en) * 2011-02-10 2013-09-26 Sony Corporation Image processing device and image processing method
US20170214934A1 (en) * 2011-11-07 2017-07-27 Infobridge Pte. Ltd. Method of encoding video data

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JP2012108237A (ja) * 2010-11-16 2012-06-07 Toshiba Mobile Display Co Ltd 表示装置
US9641840B2 (en) * 2011-05-20 2017-05-02 Sony Corporation Processing device and image processing method for encoding and decoding image
MY193612A (en) * 2011-07-01 2022-10-20 Samsung Electronics Co Ltd Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
JP2013038758A (ja) 2011-07-13 2013-02-21 Canon Inc 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
US9866839B2 (en) * 2012-01-20 2018-01-09 Electronics And Telecommunications Research Institute Method for encoding and decoding quantized matrix and apparatus using same
PL3346705T3 (pl) * 2012-04-16 2021-04-06 Electronics And Telecommunications Research Institute Sposób kodowania/dekodowania obrazu
JP6041554B2 (ja) * 2012-06-27 2016-12-07 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
US9253483B2 (en) * 2012-09-25 2016-02-02 Google Technology Holdings LLC Signaling of scaling list
JP7235439B2 (ja) 2018-03-29 2023-03-08 株式会社バンダイナムコエンターテインメント ゲームシステム、ゲーム提供方法及びプログラム
WO2020138933A1 (ko) * 2018-12-26 2020-07-02 한국전자통신연구원 양자화 행렬 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
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JP2021048532A (ja) * 2019-09-19 2021-03-25 キヤノン株式会社 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム

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US20130251032A1 (en) * 2011-02-10 2013-09-26 Sony Corporation Image processing device and image processing method
US20170214934A1 (en) * 2011-11-07 2017-07-27 Infobridge Pte. Ltd. Method of encoding video data

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JP2025118987A (ja) 2025-08-13
CN118972587A (zh) 2024-11-15
JP2024096938A (ja) 2024-07-17
KR20220058959A (ko) 2022-05-10
CN114424551B (zh) 2024-09-17
CN114424551A (zh) 2022-04-29
CN118945353A (zh) 2024-11-12
EP4033762A4 (en) 2023-08-23
JP2021048532A (ja) 2021-03-25
CN118972588A (zh) 2024-11-15
US20220210421A1 (en) 2022-06-30
US20250030859A1 (en) 2025-01-23
WO2021054012A1 (ja) 2021-03-25
JP7829779B2 (ja) 2026-03-13
EP4033762A1 (en) 2022-07-27
US20250030861A1 (en) 2025-01-23
CN118972586A (zh) 2024-11-15
US20250030858A1 (en) 2025-01-23
JP7695438B2 (ja) 2025-06-18
US20250030862A1 (en) 2025-01-23
TW202114423A (zh) 2021-04-01
US20250030860A1 (en) 2025-01-23
US12137224B2 (en) 2024-11-05
CN118972585A (zh) 2024-11-15
BR112022005002A2 (pt) 2022-06-14

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