JP7403246B2 - 画像復号装置、画像復号方法 - Google Patents

画像復号装置、画像復号方法 Download PDF

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JP7403246B2
JP7403246B2 JP2019115751A JP2019115751A JP7403246B2 JP 7403246 B2 JP7403246 B2 JP 7403246B2 JP 2019115751 A JP2019115751 A JP 2019115751A JP 2019115751 A JP2019115751 A JP 2019115751A JP 7403246 B2 JP7403246 B2 JP 7403246B2
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slice
image
brick
information
decoding
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JP2021002775A (ja
JP2021002775A5 (https=
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浩司 大川
真悟 志摩
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Canon Inc
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Canon Inc
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Priority to JP2019115751A priority Critical patent/JP7403246B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Priority to CN202411325717.3A priority patent/CN119211570A/zh
Priority to KR1020227001087A priority patent/KR102668065B1/ko
Priority to CN202411325727.7A priority patent/CN119211574A/zh
Priority to CN202411325723.9A priority patent/CN119211572A/zh
Priority to PCT/JP2020/021183 priority patent/WO2020255667A1/ja
Priority to CN202411325719.2A priority patent/CN119211571A/zh
Priority to CN202080045361.1A priority patent/CN114051731B/zh
Priority to CN202411325726.2A priority patent/CN119211573A/zh
Priority to TW109119257A priority patent/TWI805926B/zh
Priority to TW112118744A priority patent/TWI853577B/zh
Publication of JP2021002775A publication Critical patent/JP2021002775A/ja
Priority to US17/556,480 priority patent/US12549754B2/en
Publication of JP2021002775A5 publication Critical patent/JP2021002775A5/ja
Priority to JP2023208813A priority patent/JP7748440B2/ja
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Publication of JP7403246B2 publication Critical patent/JP7403246B2/ja
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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
    • H04N19/46—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
    • H04N19/70—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
    • H04N19/42—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
    • H04N19/436—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 using parallelised computational arrangements
    • 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
    • H04N19/119—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
    • H04N19/124—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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/60—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
    • H04N19/80—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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2019115751A 2019-06-21 2019-06-21 画像復号装置、画像復号方法 Active JP7403246B2 (ja)

Priority Applications (14)

Application Number Priority Date Filing Date Title
JP2019115751A JP7403246B2 (ja) 2019-06-21 2019-06-21 画像復号装置、画像復号方法
KR1020227001087A KR102668065B1 (ko) 2019-06-21 2020-05-28 화상 부호화 장치, 화상 복호 장치, 화상 부호화 방법, 화상 복호 방법, 컴퓨터 프로그램을 저장한 비일시적 컴퓨터-판독가능 저장 매체
CN202411325727.7A CN119211574A (zh) 2019-06-21 2020-05-28 图像编码设备、图像编码方法、图像解码设备和图像解码方法
CN202411325723.9A CN119211572A (zh) 2019-06-21 2020-05-28 图像编码设备、图像编码方法、图像解码设备和图像解码方法
PCT/JP2020/021183 WO2020255667A1 (ja) 2019-06-21 2020-05-28 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法
CN202411325719.2A CN119211571A (zh) 2019-06-21 2020-05-28 图像编码设备、图像编码方法、图像解码设备和图像解码方法
CN202080045361.1A CN114051731B (zh) 2019-06-21 2020-05-28 图像编码设备和方法、图像解码设备和方法以及存储介质
CN202411325726.2A CN119211573A (zh) 2019-06-21 2020-05-28 图像编码设备、图像编码方法、图像解码设备和图像解码方法
CN202411325717.3A CN119211570A (zh) 2019-06-21 2020-05-28 图像编码设备、图像编码方法、图像解码设备和图像解码方法
TW109119257A TWI805926B (zh) 2019-06-21 2020-06-09 圖像編碼裝置、圖像解碼裝置、圖像編碼方法、圖像解碼方法
TW112118744A TWI853577B (zh) 2019-06-21 2020-06-09 圖像編碼裝置、圖像解碼裝置、圖像編碼方法、圖像解碼方法
US17/556,480 US12549754B2 (en) 2019-06-21 2021-12-20 Image encoding apparatus and image decoding apparatus for generating a bitstream to derive information
JP2023208813A JP7748440B2 (ja) 2019-06-21 2023-12-11 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法
JP2025155285A JP2025176185A (ja) 2019-06-21 2025-09-18 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法

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JP2025155285A Pending JP2025176185A (ja) 2019-06-21 2025-09-18 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法

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JP2025155285A Pending JP2025176185A (ja) 2019-06-21 2025-09-18 画像符号化装置、画像復号装置、画像符号化方法、画像復号方法

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JP (3) JP7403246B2 (https=)
KR (1) KR102668065B1 (https=)
CN (6) CN114051731B (https=)
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WO (1) WO2020255667A1 (https=)

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CN114051731A (zh) 2022-02-15
TW202101995A (zh) 2021-01-01
TWI853577B (zh) 2024-08-21
JP7748440B2 (ja) 2025-10-02
CN119211573A (zh) 2024-12-27
TWI805926B (zh) 2023-06-21
CN119211570A (zh) 2024-12-27
JP2021002775A (ja) 2021-01-07
US12549754B2 (en) 2026-02-10
JP2024019496A (ja) 2024-02-09
KR20220019289A (ko) 2022-02-16
KR102668065B1 (ko) 2024-05-23
WO2020255667A1 (ja) 2020-12-24
CN119211572A (zh) 2024-12-27
JP2025176185A (ja) 2025-12-03
CN119211574A (zh) 2024-12-27
TW202339505A (zh) 2023-10-01
CN114051731B (zh) 2024-10-01
CN119211571A (zh) 2024-12-27
US20220116640A1 (en) 2022-04-14

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