CN113574874B - 用于编码和解码视频样本的块树的方法、设备和系统 - Google Patents

用于编码和解码视频样本的块树的方法、设备和系统 Download PDF

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CN113574874B
CN113574874B CN202080020292.9A CN202080020292A CN113574874B CN 113574874 B CN113574874 B CN 113574874B CN 202080020292 A CN202080020292 A CN 202080020292A CN 113574874 B CN113574874 B CN 113574874B
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block
chroma
coding
transform
transform block
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CN113574874A (zh
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克里斯托弗·詹姆斯·罗斯沃恩
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Canon Inc
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Priority to CN202411176708.2A priority patent/CN119110083A/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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/124—Quantisation
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    • 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
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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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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
    • H04N19/10—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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
    • 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
    • H04N19/60—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
    • H04N19/70—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
    • H04N19/96—Tree coding, e.g. quad-tree coding

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  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN202080020292.9A 2019-03-11 2020-01-20 用于编码和解码视频样本的块树的方法、设备和系统 Active CN113574874B (zh)

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CN202411176698.2A CN119110075A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176692.5A CN119110081A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176704.4A CN119110076A (zh) 2019-03-11 2020-01-20 用于解码变换块的方法和设备
CN202411176708.2A CN119110083A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176701.0A CN119110082A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备

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AU2019201653A AU2019201653A1 (en) 2019-03-11 2019-03-11 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
AU2019201653 2019-03-11
PCT/AU2020/050028 WO2020181317A1 (en) 2019-03-11 2020-01-20 Method, apparatus and system for encoding and decoding a tree of blocks of video samples

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CN202411176704.4A Division CN119110076A (zh) 2019-03-11 2020-01-20 用于解码变换块的方法和设备
CN202411176698.2A Division CN119110075A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176708.2A Division CN119110083A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176701.0A Division CN119110082A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备

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CN202411176692.5A Pending CN119110081A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176704.4A Pending CN119110076A (zh) 2019-03-11 2020-01-20 用于解码变换块的方法和设备
CN202411176708.2A Pending CN119110083A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176701.0A Pending CN119110082A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
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CN202411176704.4A Pending CN119110076A (zh) 2019-03-11 2020-01-20 用于解码变换块的方法和设备
CN202411176708.2A Pending CN119110083A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
CN202411176701.0A Pending CN119110082A (zh) 2019-03-11 2020-01-20 用于编码和解码变换块的方法和设备
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JP2022522576A (ja) 2022-04-20
EP3939277A4 (en) 2022-12-28
CN119110075A (zh) 2024-12-10
US12289453B2 (en) 2025-04-29
US20240323393A1 (en) 2024-09-26
TW202239204A (zh) 2022-10-01
JP7337163B2 (ja) 2023-09-01
JP7780595B2 (ja) 2025-12-04
JP2024167304A (ja) 2024-12-03
US20240323394A1 (en) 2024-09-26
US20240323395A1 (en) 2024-09-26
WO2020181317A1 (en) 2020-09-17
EP3939277A1 (en) 2022-01-19
US20220150509A1 (en) 2022-05-12
CN119110081A (zh) 2024-12-10
TWI769432B (zh) 2022-07-01
US12294719B2 (en) 2025-05-06
AU2021254642B2 (en) 2023-09-28
US12284361B2 (en) 2025-04-22
KR20210100727A (ko) 2021-08-17
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US12088822B2 (en) 2024-09-10
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JP7549715B2 (ja) 2024-09-11
RU2766881C1 (ru) 2022-03-16
JP2023154047A (ja) 2023-10-18
CN113574874A (zh) 2021-10-29
RU2022102866A (ru) 2022-03-03
US12284362B2 (en) 2025-04-22
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