AU2019201653A1 - Method, apparatus and system for encoding and decoding a tree of blocks of video samples - Google Patents

Method, apparatus and system for encoding and decoding a tree of blocks of video samples Download PDF

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Publication number
AU2019201653A1
AU2019201653A1 AU2019201653A AU2019201653A AU2019201653A1 AU 2019201653 A1 AU2019201653 A1 AU 2019201653A1 AU 2019201653 A AU2019201653 A AU 2019201653A AU 2019201653 A AU2019201653 A AU 2019201653A AU 2019201653 A1 AU2019201653 A1 AU 2019201653A1
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AU
Australia
Prior art keywords
chroma
luma
transform block
block
size
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
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AU2019201653A
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English (en)
Inventor
Christopher James ROSEWARNE
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to AU2019201653A priority Critical patent/AU2019201653A1/en
Priority to CN202411176692.5A priority patent/CN119110081A/zh
Priority to BR112021013495-6A priority patent/BR112021013495A2/pt
Priority to PCT/AU2020/050028 priority patent/WO2020181317A1/en
Priority to KR1020217022310A priority patent/KR102809983B1/ko
Priority to EP20769093.4A priority patent/EP3939277A4/en
Priority to CN202411176698.2A priority patent/CN119110075A/zh
Priority to CN202411176708.2A priority patent/CN119110083A/zh
Priority to RU2022102866A priority patent/RU2022102866A/ru
Priority to JP2021531285A priority patent/JP7337163B2/ja
Priority to CN202411176704.4A priority patent/CN119110076A/zh
Priority to CN202411176701.0A priority patent/CN119110082A/zh
Priority to CN202080020292.9A priority patent/CN113574874B/zh
Priority to US17/435,952 priority patent/US12088822B2/en
Priority to RU2021120503A priority patent/RU2766881C1/ru
Priority to TW109102764A priority patent/TWI769432B/zh
Priority to TW111120349A priority patent/TWI788262B/zh
Publication of AU2019201653A1 publication Critical patent/AU2019201653A1/en
Priority to AU2021254642A priority patent/AU2021254642B2/en
Priority to JP2023132042A priority patent/JP7549715B2/ja
Priority to US18/680,564 priority patent/US12294718B2/en
Priority to US18/680,442 priority patent/US12289453B2/en
Priority to US18/680,520 priority patent/US12284362B2/en
Priority to US18/680,597 priority patent/US12294719B2/en
Priority to US18/680,483 priority patent/US12284361B2/en
Priority to JP2024145864A priority patent/JP7780595B2/ja
Abandoned legal-status Critical Current

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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
    • H04N19/119—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
    • H04N19/90—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
    • 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
    • H04N19/134—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
    • H04N19/102—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
    • 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
    • H04N19/157—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
    • H04N19/18—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
    • 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
    • H04N19/42—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
    • 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
    • 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
    • H04N19/70—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

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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)
  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AU2019201653A 2019-03-11 2019-03-11 Method, apparatus and system for encoding and decoding a tree of blocks of video samples Abandoned AU2019201653A1 (en)

Priority Applications (25)

Application Number Priority Date Filing Date Title
AU2019201653A AU2019201653A1 (en) 2019-03-11 2019-03-11 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
RU2021120503A RU2766881C1 (ru) 2019-03-11 2020-01-20 Способ, оборудование и система для кодирования и декодирования дерева блоков видеовыборок
US17/435,952 US12088822B2 (en) 2019-03-11 2020-01-20 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
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
KR1020217022310A KR102809983B1 (ko) 2019-03-11 2020-01-20 비디오 샘플들의 블록들의 트리를 인코딩 및 디코딩하기 위한 방법, 장치 및 시스템
EP20769093.4A EP3939277A4 (en) 2019-03-11 2020-01-20 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
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
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
RU2022102866A RU2022102866A (ru) 2019-03-11 2020-01-20 Способ, оборудование и система для кодирования и декодирования дерева блоков видеовыборок
JP2021531285A JP7337163B2 (ja) 2019-03-11 2020-01-20 ビデオサンプルのツリー若しくはブロックを符号化および復号する方法、装置、およびシステム
BR112021013495-6A BR112021013495A2 (pt) 2019-03-11 2020-01-20 Método, aparelho e sistema para codificar e decodificar uma árvore de blocos de amostras de vídeo
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
CN202080020292.9A CN113574874B (zh) 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
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
TW111120349A TWI788262B (zh) 2019-03-11 2020-01-30 用以編碼和解碼視頻樣本之區塊樹的方法、設備及系統
TW109102764A TWI769432B (zh) 2019-03-11 2020-01-30 用以編碼和解碼視頻樣本之區塊樹的方法、設備及系統
AU2021254642A AU2021254642B2 (en) 2019-03-11 2021-10-22 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
JP2023132042A JP7549715B2 (ja) 2019-03-11 2023-08-14 ビデオサンプルのツリー若しくはブロックを符号化および復号する方法、装置、およびシステム
US18/680,483 US12284361B2 (en) 2019-03-11 2024-05-31 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
US18/680,597 US12294719B2 (en) 2019-03-11 2024-05-31 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
US18/680,442 US12289453B2 (en) 2019-03-11 2024-05-31 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
US18/680,520 US12284362B2 (en) 2019-03-11 2024-05-31 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
US18/680,564 US12294718B2 (en) 2019-03-11 2024-05-31 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
JP2024145864A JP7780595B2 (ja) 2019-03-11 2024-08-27 ビデオサンプルのツリー若しくはブロックを符号化および復号する方法、装置、およびシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU2019201653A AU2019201653A1 (en) 2019-03-11 2019-03-11 Method, apparatus and system for encoding and decoding a tree of blocks of video samples

Related Child Applications (1)

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AU2021254642A Division AU2021254642B2 (en) 2019-03-11 2021-10-22 Method, apparatus and system for encoding and decoding a tree of blocks of video samples

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AU2019201653A1 true AU2019201653A1 (en) 2020-10-01

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AU2019201653A Abandoned AU2019201653A1 (en) 2019-03-11 2019-03-11 Method, apparatus and system for encoding and decoding a tree of blocks of video samples
AU2021254642A Active AU2021254642B2 (en) 2019-03-11 2021-10-22 Method, apparatus and system for encoding and decoding a tree of blocks of video samples

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AU2021254642A Active AU2021254642B2 (en) 2019-03-11 2021-10-22 Method, apparatus and system for encoding and decoding a tree of blocks of video samples

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US (6) US12088822B2 (enExample)
EP (1) EP3939277A4 (enExample)
JP (3) JP7337163B2 (enExample)
KR (1) KR102809983B1 (enExample)
CN (6) CN113574874B (enExample)
AU (2) AU2019201653A1 (enExample)
BR (1) BR112021013495A2 (enExample)
RU (2) RU2766881C1 (enExample)
TW (2) TWI769432B (enExample)
WO (1) WO2020181317A1 (enExample)

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US20240323392A1 (en) 2024-09-26
BR112021013495A2 (pt) 2021-09-21
CN119110076A (zh) 2024-12-10
CN119110082A (zh) 2024-12-10
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
KR102809983B1 (ko) 2025-05-21
US12088822B2 (en) 2024-09-10
TWI788262B (zh) 2022-12-21
JP7549715B2 (ja) 2024-09-11
RU2766881C1 (ru) 2022-03-16
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