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

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US201962804666P 2019-02-12 2019-02-12
US62/804,666 2019-02-12
US16/787,628 2020-02-11
US16/787,628 US11190794B2 (en) 2019-02-12 2020-02-11 Method and apparatus for video coding
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
KR102874861B1 (ko) * 2019-04-17 2025-10-21 후아웨이 테크놀러지 컴퍼니 리미티드 매트릭스 기반 인트라 예측 및 2차 변환 코어 선택을 조화시키는 인코더, 디코더 및 대응 방법
CN114270817B (zh) * 2019-08-20 2024-07-05 北京字节跳动网络技术有限公司 基于位置的系数缩放
CN119815017A (zh) * 2019-11-11 2025-04-11 Lg电子株式会社 图像解码/编码方法和数据发送方法
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
US9215470B2 (en) * 2010-07-09 2015-12-15 Qualcomm Incorporated Signaling selected directional transform for video coding
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
US10491922B2 (en) * 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
JP6870096B2 (ja) 2017-01-03 2021-05-12 エルジー エレクトロニクス インコーポレイティド 二次変換を用いたビデオ信号のエンコーディング／デコーディング方法及び装置
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
RU2020115837A (ru) * 2017-11-24 2021-11-15 Сони Корпорейшн Устройство и способ обработки изображения
US11190794B2 (en) * 2019-02-12 2021-11-30 Tencent America LLC Method and apparatus for video coding

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

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