KR102572839B1 - 멀티-라인 인트라 예측을 위한 mpm 리스트 생성 방법 및 디바이스 - Google Patents

멀티-라인 인트라 예측을 위한 mpm 리스트 생성 방법 및 디바이스 Download PDF

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KR102572839B1
KR102572839B1 KR1020207031910A KR20207031910A KR102572839B1 KR 102572839 B1 KR102572839 B1 KR 102572839B1 KR 1020207031910 A KR1020207031910 A KR 1020207031910A KR 20207031910 A KR20207031910 A KR 20207031910A KR 102572839 B1 KR102572839 B1 KR 102572839B1
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intra prediction
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량 자오
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
    • H04N19/10—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
    • 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
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • 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
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    • 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
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    • 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
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
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    • H—ELECTRICITY
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
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KR1020207031910A 2018-09-14 2019-08-29 멀티-라인 인트라 예측을 위한 mpm 리스트 생성 방법 및 디바이스 Active KR102572839B1 (ko)

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US201862731776P 2018-09-14 2018-09-14
US62/731,776 2018-09-14
US16/234,993 2018-12-28
US16/234,993 US10771778B2 (en) 2018-09-14 2018-12-28 Method and device for MPM list generation for multi-line intra prediction
PCT/US2019/048704 WO2020055596A1 (en) 2018-09-14 2019-08-29 Method and device for mpm list generation for multi-line intra prediction

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WO2020057663A1 (en) * 2018-09-21 2020-03-26 Huawei Technologies Co., Ltd. Intra prediction mode derivation based on neighboring blocks
WO2020071871A1 (ko) * 2018-10-05 2020-04-09 엘지전자 주식회사 영상 서비스 처리 방법 및 그 장치
US11012711B2 (en) * 2018-11-29 2021-05-18 Tencent America LLC Adaptive most probable modes for multiple reference line intra prediction
US11032551B2 (en) 2018-12-04 2021-06-08 Tencent America LLC Simplified most probable mode list generation scheme
KR102707059B1 (ko) * 2019-01-08 2024-09-13 엘지전자 주식회사 Mpm 리스트를 사용하는 인트라 예측 기반 영상 코딩 방법 및 장치
KR20250025047A (ko) * 2019-01-09 2025-02-20 엘지전자 주식회사 Mpm 리스트를 사용하는 인트라 예측 기반 영상 코딩 방법 및 장치
PT3932076T (pt) 2019-03-23 2023-12-12 Huawei Tech Co Ltd Codificador, descodificador e métodos correspondentes para predição intra
EP4297406A4 (en) * 2021-02-22 2024-12-04 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Intra-frame prediction method, coder, decoder and storage medium

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US20240089426A1 (en) 2024-03-14
EP3850848A4 (en) 2022-06-15
CN115499652B (zh) 2025-08-22
WO2020055596A1 (en) 2020-03-19
JP7612415B2 (ja) 2025-01-14
EP3850848A1 (en) 2021-07-21
CN111937390A (zh) 2020-11-13
CN115499651A (zh) 2022-12-20
US20220394238A1 (en) 2022-12-08
US11451769B2 (en) 2022-09-20
KR20200140344A (ko) 2020-12-15
US20200092544A1 (en) 2020-03-19
US20200404252A1 (en) 2020-12-24
JP2021520749A (ja) 2021-08-19
CN115499653B (zh) 2025-05-06
KR20230128585A (ko) 2023-09-05
US10771778B2 (en) 2020-09-08
CN115499653A (zh) 2022-12-20
CN111937390B (zh) 2022-07-29
CN115499652A (zh) 2022-12-20
JP2023126928A (ja) 2023-09-12
JP7701410B2 (ja) 2025-07-01
US11825072B2 (en) 2023-11-21
WO2020055596A9 (en) 2020-04-30
US12549706B2 (en) 2026-02-10
CN115499651B (zh) 2025-05-06

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