KR102631373B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치 Download PDF

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KR102631373B1
KR102631373B1 KR1020217013884A KR20217013884A KR102631373B1 KR 102631373 B1 KR102631373 B1 KR 102631373B1 KR 1020217013884 A KR1020217013884 A KR 1020217013884A KR 20217013884 A KR20217013884 A KR 20217013884A KR 102631373 B1 KR102631373 B1 KR 102631373B1
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transform
coefficient
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KR20210069710A (ko
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신 자오
샹 리
산 류
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텐센트 아메리카 엘엘씨
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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/132—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
    • H04N19/169—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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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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)
KR1020217013884A 2019-02-12 2020-02-12 비디오 코딩을 위한 방법 및 장치 Active KR102631373B1 (ko)

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KR1020247003095A KR20240017974A (ko) 2019-02-12 2020-02-12 비디오 코딩을 위한 방법 및 장치

Applications Claiming Priority (5)

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US201962804666P 2019-02-12 2019-02-12
US62/804,666 2019-02-12
US16/787,628 US11190794B2 (en) 2019-02-12 2020-02-11 Method and apparatus for video coding
US16/787,628 2020-02-11
PCT/US2020/017860 WO2020167905A1 (en) 2019-02-12 2020-02-12 Method and apparatus for video coding

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KR20210069710A KR20210069710A (ko) 2021-06-11
KR102631373B1 true KR102631373B1 (ko) 2024-01-31

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KR1020247003095A Pending KR20240017974A (ko) 2019-02-12 2020-02-12 비디오 코딩을 위한 방법 및 장치

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US (4) US11190794B2 (https=)
EP (1) EP3769526B1 (https=)
JP (2) JP7337164B2 (https=)
KR (2) KR102631373B1 (https=)
CN (2) CN116828181B (https=)
WO (1) WO2020167905A1 (https=)

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US10893286B2 (en) * 2018-10-09 2021-01-12 Tencent America LLC Methods and apparatus for low-complexity MTS
US11190794B2 (en) * 2019-02-12 2021-11-30 Tencent America LLC Method and apparatus for video coding
KR20210130735A (ko) * 2019-03-02 2021-11-01 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 인-루프 필터링에 대한 제한들
MX2021012405A (es) * 2019-04-17 2021-11-12 Huawei Tech Co Ltd Un codificador, un decodificador y metodos de armonizacion de intraprediccion basada en matriz correspondiente y seleccion de nucleo de transformada secundaria.
JP7444970B2 (ja) * 2019-08-20 2024-03-06 北京字節跳動網絡技術有限公司 デフォルトおよびユーザ定義のスケーリング行列の使用法
CN114930846B (zh) * 2019-11-11 2025-01-21 Lg电子株式会社 基于变换的图像编码方法及其装置
US11863775B2 (en) * 2021-07-21 2024-01-02 Tencent America LLC Cross-component transform coefficient level reconstruction

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EP1755341A1 (en) 2005-08-19 2007-02-21 Texas Instruments Incorporated Method of quantization of transform coefficients
US9172968B2 (en) * 2010-07-09 2015-10-27 Qualcomm Incorporated Video coding using directional transforms
US9179162B2 (en) 2011-12-02 2015-11-03 Futurewei Technologies, Inc. Image transform zero coefficient selection and zero-skip transmission for arbitrary shape transform coding
US9298884B1 (en) * 2014-12-17 2016-03-29 Vitaax Llc Remote instruction and monitoring of health care
US10681379B2 (en) * 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
EP3567858A4 (en) 2017-01-03 2020-06-17 LG Electronics Inc. -1- VIDEO SIGNAL ENCODING / DECODING METHOD AND DEVICE USING A SECONDARY TRANSFORM
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
CN111357293B (zh) * 2017-11-24 2023-04-14 索尼公司 图像处理装置和方法
US11190794B2 (en) * 2019-02-12 2021-11-30 Tencent America LLC Method and apparatus for video coding

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Moonmo Koo, et al. CE6: Reduced Secondary Transform(RST)(test 6.5.1), Joint Video exploration Team(JVET), JVET-M0292, 2019-01-12, pp. 1-14*
Sri Nitchith Akula et al. Description of SDR, HDR and 360° video coding technology proposal considering mobile application scenario by Samsung, Huawei, GoPro, and HiSilicon, Joint Video exploration Te*

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Publication number Publication date
KR20210069710A (ko) 2021-06-11
EP3769526A4 (en) 2021-03-03
WO2020167905A1 (en) 2020-08-20
US11190794B2 (en) 2021-11-30
JP2022171910A (ja) 2022-11-11
EP3769526A1 (en) 2021-01-27
CN116828181B (zh) 2024-09-27
JP2022515029A (ja) 2022-02-17
CN113412622B (zh) 2023-06-23
US20200260097A1 (en) 2020-08-13
KR20240017974A (ko) 2024-02-08
CN113412622A (zh) 2021-09-17
CN116828181A (zh) 2023-09-29
JP7601836B2 (ja) 2024-12-17
US20230336763A1 (en) 2023-10-19
US11750831B2 (en) 2023-09-05
US12439073B2 (en) 2025-10-07
US20210409749A1 (en) 2021-12-30
US20260025520A1 (en) 2026-01-22
JP7337164B2 (ja) 2023-09-01
EP3769526B1 (en) 2026-04-01

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