CN115499652B - 一种视频编解码方法和相关装置 - Google Patents

一种视频编解码方法和相关装置

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Publication number
CN115499652B
CN115499652B CN202211116274.8A CN202211116274A CN115499652B CN 115499652 B CN115499652 B CN 115499652B CN 202211116274 A CN202211116274 A CN 202211116274A CN 115499652 B CN115499652 B CN 115499652B
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intra
pattern
block
prediction mode
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CN115499652A (zh
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赵亮
赵欣
李翔
刘杉
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Tencent America LLC
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Tencent America LLC
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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
    • 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
    • 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
    • H04N19/134—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
    • H04N19/44—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
    • 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
    • H04N19/50—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202211116274.8A 2018-09-14 2019-08-29 一种视频编解码方法和相关装置 Active CN115499652B (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201862731776P 2018-09-14 2018-09-14
US62/731,776 2018-09-14
US16/234,993 US10771778B2 (en) 2018-09-14 2018-12-28 Method and device for MPM list generation for multi-line intra prediction
US16/234,993 2018-12-28
CN201980024409.8A CN111937390B (zh) 2018-09-14 2019-08-29 一种视频解码方法、装置、设备和存储介质
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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CN115499652B true CN115499652B (zh) 2025-08-22

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CN202211116925.3A Active CN115499653B (zh) 2018-09-14 2019-08-29 一种视频编解码方法和相关装置
CN201980024409.8A Active CN111937390B (zh) 2018-09-14 2019-08-29 一种视频解码方法、装置、设备和存储介质
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CN202211116260.6A Active CN115499651B (zh) 2018-09-14 2019-08-29 一种视频编解码方法和相关装置

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US (4) US10771778B2 (enExample)
EP (1) EP3850848A4 (enExample)
JP (2) JP7612415B2 (enExample)
KR (2) KR102572839B1 (enExample)
CN (4) CN115499652B (enExample)
WO (1) WO2020055596A1 (enExample)

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CN113273192B (zh) * 2019-01-08 2023-07-07 Lg电子株式会社 使用mpm列表的基于帧内预测的视频编码方法及装置
KR102769276B1 (ko) * 2019-01-09 2025-02-20 엘지전자 주식회사 Mpm 리스트를 사용하는 인트라 예측 기반 영상 코딩 방법 및 장치
CA3134398A1 (en) * 2019-03-23 2020-10-01 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods for intra prediction
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Also Published As

Publication number Publication date
EP3850848A1 (en) 2021-07-21
CN111937390A (zh) 2020-11-13
US20200404252A1 (en) 2020-12-24
US10771778B2 (en) 2020-09-08
CN115499653A (zh) 2022-12-20
JP2023126928A (ja) 2023-09-12
JP2021520749A (ja) 2021-08-19
CN115499653B (zh) 2025-05-06
US20240089426A1 (en) 2024-03-14
JP7612415B2 (ja) 2025-01-14
US11451769B2 (en) 2022-09-20
KR20230128585A (ko) 2023-09-05
WO2020055596A9 (en) 2020-04-30
US20200092544A1 (en) 2020-03-19
KR20200140344A (ko) 2020-12-15
CN115499651A (zh) 2022-12-20
CN115499651B (zh) 2025-05-06
CN115499652A (zh) 2022-12-20
US11825072B2 (en) 2023-11-21
US20220394238A1 (en) 2022-12-08
EP3850848A4 (en) 2022-06-15
CN111937390B (zh) 2022-07-29
WO2020055596A1 (en) 2020-03-19
KR102572839B1 (ko) 2023-08-30
JP7701410B2 (ja) 2025-07-01

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