CN112640450B - 扩展参考图像内预测 - Google Patents

扩展参考图像内预测 Download PDF

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Publication number
CN112640450B
CN112640450B CN201980057073.5A CN201980057073A CN112640450B CN 112640450 B CN112640450 B CN 112640450B CN 201980057073 A CN201980057073 A CN 201980057073A CN 112640450 B CN112640450 B CN 112640450B
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reference samples
prediction
extended reference
extended
image
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CN112640450A (zh
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本杰明·布罗斯
菲利普·默克勒
西蒙妮·瓦尔特
海科·施瓦尔茨
德特勒夫·马尔佩
托马斯·威甘德
保罗·凯德尔
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Fraunhofer Gesellschaft zur Foerderung der Angewandten Forschung eV
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Priority to CN202410103275.1A priority patent/CN117812254A/zh
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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
    • H04N19/105—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • 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
    • H04N19/10—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
    • H04N19/182—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 pixel
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980057073.5A 2018-06-29 2019-06-28 扩展参考图像内预测 Active CN112640450B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202411599774.0A CN119583794A (zh) 2018-06-29 2019-06-28 扩展参考图像内预测
CN202410103275.1A CN117812254A (zh) 2018-06-29 2019-06-28 扩展参考图像内预测

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18180960.9 2018-06-29
EP18180960 2018-06-29
PCT/EP2019/067412 WO2020002641A1 (en) 2018-06-29 2019-06-28 Extended reference intra-picture prediction

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CN202411599774.0A Division CN119583794A (zh) 2018-06-29 2019-06-28 扩展参考图像内预测

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CN112640450B true CN112640450B (zh) 2024-12-03

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US (3) US11606554B2 (enExample)
EP (1) EP3815360A1 (enExample)
JP (3) JP7601639B2 (enExample)
KR (3) KR102819590B1 (enExample)
CN (3) CN112640450B (enExample)
TW (3) TW202508277A (enExample)
WO (1) WO2020002641A1 (enExample)

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US11153563B2 (en) * 2019-03-12 2021-10-19 Qualcomm Incorporated Combined in-loop filters for video coding
US11363284B2 (en) * 2019-05-09 2022-06-14 Qualcomm Incorporated Upsampling in affine linear weighted intra prediction
WO2020228672A1 (en) 2019-05-10 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Context modeling of reduced secondary transforms in video
US11290731B2 (en) * 2019-05-22 2022-03-29 Tencent America LLC Method and apparatus for video coding
WO2020244656A1 (en) * 2019-06-07 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Conditional signaling of reduced secondary transform in video bitstreams
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
CN118632034A (zh) 2019-08-17 2024-09-10 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
US11553208B2 (en) 2019-11-27 2023-01-10 Tencent America LLC Method and system of video coding using a subset of available intra prediction modes for multiple reference lines
KR20230092798A (ko) * 2021-12-17 2023-06-26 주식회사 케이티 영상 부호화/복호화 방법 및 장치
EP4436167A4 (en) * 2021-12-23 2025-10-08 Hyundai Motor Co Ltd VIDEO CODING METHOD AND DEVICE USING ADAPTIVE MULTI-REFERENCE LINES

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Publication number Publication date
US20250063165A1 (en) 2025-02-20
TW202508277A (zh) 2025-02-16
KR20230107907A (ko) 2023-07-18
US11606554B2 (en) 2023-03-14
JP2021530160A (ja) 2021-11-04
EP3815360A1 (en) 2021-05-05
US20210120240A1 (en) 2021-04-22
KR20210024166A (ko) 2021-03-04
TW202247652A (zh) 2022-12-01
US12348712B2 (en) 2025-07-01
CN119583794A (zh) 2025-03-07
JP7523633B2 (ja) 2024-07-26
CN112640450A (zh) 2021-04-09
JP2024138509A (ja) 2024-10-08
WO2020002641A1 (en) 2020-01-02
KR102819590B1 (ko) 2025-06-12
KR20250088785A (ko) 2025-06-17
CN117812254A (zh) 2024-04-02
TWI862913B (zh) 2024-11-21
JP2023109986A (ja) 2023-08-08
TW202017369A (zh) 2020-05-01
US20230188715A1 (en) 2023-06-15
JP7601639B2 (ja) 2024-12-17
TWI764012B (zh) 2022-05-11
KR102555363B1 (ko) 2023-07-13

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